diff options
Diffstat (limited to 'binutils-2.24/binutils/readelf.c')
| -rw-r--r-- | binutils-2.24/binutils/readelf.c | 14623 |
1 files changed, 0 insertions, 14623 deletions
diff --git a/binutils-2.24/binutils/readelf.c b/binutils-2.24/binutils/readelf.c deleted file mode 100644 index 8e0c8195..00000000 --- a/binutils-2.24/binutils/readelf.c +++ /dev/null @@ -1,14623 +0,0 @@ -/* readelf.c -- display contents of an ELF format file - Copyright 1998-2013 Free Software Foundation, Inc. - - Originally developed by Eric Youngdale <eric@andante.jic.com> - Modifications by Nick Clifton <nickc@redhat.com> - - This file is part of GNU Binutils. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA - 02110-1301, USA. */ - -/* The difference between readelf and objdump: - - Both programs are capable of displaying the contents of ELF format files, - so why does the binutils project have two file dumpers ? - - The reason is that objdump sees an ELF file through a BFD filter of the - world; if BFD has a bug where, say, it disagrees about a machine constant - in e_flags, then the odds are good that it will remain internally - consistent. The linker sees it the BFD way, objdump sees it the BFD way, - GAS sees it the BFD way. There was need for a tool to go find out what - the file actually says. - - This is why the readelf program does not link against the BFD library - it - exists as an independent program to help verify the correct working of BFD. - - There is also the case that readelf can provide more information about an - ELF file than is provided by objdump. In particular it can display DWARF - debugging information which (at the moment) objdump cannot. */ - -#include "sysdep.h" -#include <assert.h> -#include <time.h> -#ifdef HAVE_ZLIB_H -#include <zlib.h> -#endif -#ifdef HAVE_WCHAR_H -#include <wchar.h> -#endif - -#if __GNUC__ >= 2 -/* Define BFD64 here, even if our default architecture is 32 bit ELF - as this will allow us to read in and parse 64bit and 32bit ELF files. - Only do this if we believe that the compiler can support a 64 bit - data type. For now we only rely on GCC being able to do this. */ -#define BFD64 -#endif - -#include "bfd.h" -#include "bucomm.h" -#include "elfcomm.h" -#include "dwarf.h" - -#include "elf/common.h" -#include "elf/external.h" -#include "elf/internal.h" - - -/* Included here, before RELOC_MACROS_GEN_FUNC is defined, so that - we can obtain the H8 reloc numbers. We need these for the - get_reloc_size() function. We include h8.h again after defining - RELOC_MACROS_GEN_FUNC so that we get the naming function as well. */ - -#include "elf/h8.h" -#undef _ELF_H8_H - -/* Undo the effects of #including reloc-macros.h. */ - -#undef START_RELOC_NUMBERS -#undef RELOC_NUMBER -#undef FAKE_RELOC -#undef EMPTY_RELOC -#undef END_RELOC_NUMBERS -#undef _RELOC_MACROS_H - -/* The following headers use the elf/reloc-macros.h file to - automatically generate relocation recognition functions - such as elf_mips_reloc_type() */ - -#define RELOC_MACROS_GEN_FUNC - -#include "elf/aarch64.h" -#include "elf/alpha.h" -#include "elf/arc.h" -#include "elf/arm.h" -#include "elf/avr.h" -#include "elf/bfin.h" -#include "elf/cr16.h" -#include "elf/cris.h" -#include "elf/crx.h" -#include "elf/d10v.h" -#include "elf/d30v.h" -#include "elf/dlx.h" -#include "elf/epiphany.h" -#include "elf/fr30.h" -#include "elf/frv.h" -#include "elf/h8.h" -#include "elf/hppa.h" -#include "elf/i386.h" -#include "elf/i370.h" -#include "elf/i860.h" -#include "elf/i960.h" -#include "elf/ia64.h" -#include "elf/ip2k.h" -#include "elf/lm32.h" -#include "elf/iq2000.h" -#include "elf/m32c.h" -#include "elf/m32r.h" -#include "elf/m68k.h" -#include "elf/m68hc11.h" -#include "elf/mcore.h" -#include "elf/mep.h" -#include "elf/metag.h" -#include "elf/microblaze.h" -#include "elf/mips.h" -#include "elf/mmix.h" -#include "elf/mn10200.h" -#include "elf/mn10300.h" -#include "elf/moxie.h" -#include "elf/mt.h" -#include "elf/msp430.h" -#include "elf/nios2.h" -#include "elf/or32.h" -#include "elf/pj.h" -#include "elf/ppc.h" -#include "elf/ppc64.h" -#include "elf/rl78.h" -#include "elf/rx.h" -#include "elf/s390.h" -#include "elf/score.h" -#include "elf/sh.h" -#include "elf/sparc.h" -#include "elf/spu.h" -#include "elf/tic6x.h" -#include "elf/tilegx.h" -#include "elf/tilepro.h" -#include "elf/v850.h" -#include "elf/vax.h" -#include "elf/x86-64.h" -#include "elf/xc16x.h" -#include "elf/xgate.h" -#include "elf/xstormy16.h" -#include "elf/xtensa.h" - -#include "getopt.h" -#include "libiberty.h" -#include "safe-ctype.h" -#include "filenames.h" - -#ifndef offsetof -#define offsetof(TYPE, MEMBER) ((size_t) &(((TYPE *) 0)->MEMBER)) -#endif - -char * program_name = "readelf"; -static long archive_file_offset; -static unsigned long archive_file_size; -static unsigned long dynamic_addr; -static bfd_size_type dynamic_size; -static unsigned int dynamic_nent; -static char * dynamic_strings; -static unsigned long dynamic_strings_length; -static char * string_table; -static unsigned long string_table_length; -static unsigned long num_dynamic_syms; -static Elf_Internal_Sym * dynamic_symbols; -static Elf_Internal_Syminfo * dynamic_syminfo; -static unsigned long dynamic_syminfo_offset; -static unsigned int dynamic_syminfo_nent; -static char program_interpreter[PATH_MAX]; -static bfd_vma dynamic_info[DT_ENCODING]; -static bfd_vma dynamic_info_DT_GNU_HASH; -static bfd_vma version_info[16]; -static Elf_Internal_Ehdr elf_header; -static Elf_Internal_Shdr * section_headers; -static Elf_Internal_Phdr * program_headers; -static Elf_Internal_Dyn * dynamic_section; -static Elf_Internal_Shdr * symtab_shndx_hdr; -static int show_name; -static int do_dynamic; -static int do_syms; -static int do_dyn_syms; -static int do_reloc; -static int do_sections; -static int do_section_groups; -static int do_section_details; -static int do_segments; -static int do_unwind; -static int do_using_dynamic; -static int do_header; -static int do_dump; -static int do_version; -static int do_histogram; -static int do_debugging; -static int do_arch; -static int do_notes; -static int do_archive_index; -static int is_32bit_elf; - -struct group_list -{ - struct group_list * next; - unsigned int section_index; -}; - -struct group -{ - struct group_list * root; - unsigned int group_index; -}; - -static size_t group_count; -static struct group * section_groups; -static struct group ** section_headers_groups; - - -/* Flag bits indicating particular types of dump. */ -#define HEX_DUMP (1 << 0) /* The -x command line switch. */ -#define DISASS_DUMP (1 << 1) /* The -i command line switch. */ -#define DEBUG_DUMP (1 << 2) /* The -w command line switch. */ -#define STRING_DUMP (1 << 3) /* The -p command line switch. */ -#define RELOC_DUMP (1 << 4) /* The -R command line switch. */ - -typedef unsigned char dump_type; - -/* A linked list of the section names for which dumps were requested. */ -struct dump_list_entry -{ - char * name; - dump_type type; - struct dump_list_entry * next; -}; -static struct dump_list_entry * dump_sects_byname; - -/* A dynamic array of flags indicating for which sections a dump - has been requested via command line switches. */ -static dump_type * cmdline_dump_sects = NULL; -static unsigned int num_cmdline_dump_sects = 0; - -/* A dynamic array of flags indicating for which sections a dump of - some kind has been requested. It is reset on a per-object file - basis and then initialised from the cmdline_dump_sects array, - the results of interpreting the -w switch, and the - dump_sects_byname list. */ -static dump_type * dump_sects = NULL; -static unsigned int num_dump_sects = 0; - - -/* How to print a vma value. */ -typedef enum print_mode -{ - HEX, - DEC, - DEC_5, - UNSIGNED, - PREFIX_HEX, - FULL_HEX, - LONG_HEX -} -print_mode; - -#define UNKNOWN -1 - -#define SECTION_NAME(X) \ - ((X) == NULL ? _("<none>") \ - : string_table == NULL ? _("<no-name>") \ - : ((X)->sh_name >= string_table_length ? _("<corrupt>") \ - : string_table + (X)->sh_name)) - -#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */ - -#define GET_ELF_SYMBOLS(file, section, sym_count) \ - (is_32bit_elf ? get_32bit_elf_symbols (file, section, sym_count) \ - : get_64bit_elf_symbols (file, section, sym_count)) - -#define VALID_DYNAMIC_NAME(offset) ((dynamic_strings != NULL) && (offset < dynamic_strings_length)) -/* GET_DYNAMIC_NAME asssumes that VALID_DYNAMIC_NAME has - already been called and verified that the string exists. */ -#define GET_DYNAMIC_NAME(offset) (dynamic_strings + offset) - -#define REMOVE_ARCH_BITS(ADDR) \ - do \ - { \ - if (elf_header.e_machine == EM_ARM) \ - (ADDR) &= ~1; \ - } \ - while (0) - -/* Retrieve NMEMB structures, each SIZE bytes long from FILE starting at OFFSET. - Put the retrieved data into VAR, if it is not NULL. Otherwise allocate a buffer - using malloc and fill that. In either case return the pointer to the start of - the retrieved data or NULL if something went wrong. If something does go wrong - emit an error message using REASON as part of the context. */ - -static void * -get_data (void * var, FILE * file, long offset, size_t size, size_t nmemb, - const char * reason) -{ - void * mvar; - - if (size == 0 || nmemb == 0) - return NULL; - - if (fseek (file, archive_file_offset + offset, SEEK_SET)) - { - error (_("Unable to seek to 0x%lx for %s\n"), - (unsigned long) archive_file_offset + offset, reason); - return NULL; - } - - mvar = var; - if (mvar == NULL) - { - /* Check for overflow. */ - if (nmemb < (~(size_t) 0 - 1) / size) - /* + 1 so that we can '\0' terminate invalid string table sections. */ - mvar = malloc (size * nmemb + 1); - - if (mvar == NULL) - { - error (_("Out of memory allocating 0x%lx bytes for %s\n"), - (unsigned long)(size * nmemb), reason); - return NULL; - } - - ((char *) mvar)[size * nmemb] = '\0'; - } - - if (fread (mvar, size, nmemb, file) != nmemb) - { - error (_("Unable to read in 0x%lx bytes of %s\n"), - (unsigned long)(size * nmemb), reason); - if (mvar != var) - free (mvar); - return NULL; - } - - return mvar; -} - -/* Print a VMA value. */ - -static int -print_vma (bfd_vma vma, print_mode mode) -{ - int nc = 0; - - switch (mode) - { - case FULL_HEX: - nc = printf ("0x"); - /* Drop through. */ - - case LONG_HEX: -#ifdef BFD64 - if (is_32bit_elf) - return nc + printf ("%8.8" BFD_VMA_FMT "x", vma); -#endif - printf_vma (vma); - return nc + 16; - - case DEC_5: - if (vma <= 99999) - return printf ("%5" BFD_VMA_FMT "d", vma); - /* Drop through. */ - - case PREFIX_HEX: - nc = printf ("0x"); - /* Drop through. */ - - case HEX: - return nc + printf ("%" BFD_VMA_FMT "x", vma); - - case DEC: - return printf ("%" BFD_VMA_FMT "d", vma); - - case UNSIGNED: - return printf ("%" BFD_VMA_FMT "u", vma); - } - return 0; -} - -/* Display a symbol on stdout. Handles the display of control characters and - multibye characters (assuming the host environment supports them). - - Display at most abs(WIDTH) characters, truncating as necessary, unless do_wide is true. - - If WIDTH is negative then ensure that the output is at least (- WIDTH) characters, - padding as necessary. - - Returns the number of emitted characters. */ - -static unsigned int -print_symbol (int width, const char *symbol) -{ - bfd_boolean extra_padding = FALSE; - int num_printed = 0; -#ifdef HAVE_MBSTATE_T - mbstate_t state; -#endif - int width_remaining; - - if (width < 0) - { - /* Keep the width positive. This also helps. */ - width = - width; - extra_padding = TRUE; - } - - if (do_wide) - /* Set the remaining width to a very large value. - This simplifies the code below. */ - width_remaining = INT_MAX; - else - width_remaining = width; - -#ifdef HAVE_MBSTATE_T - /* Initialise the multibyte conversion state. */ - memset (& state, 0, sizeof (state)); -#endif - - while (width_remaining) - { - size_t n; - const char c = *symbol++; - - if (c == 0) - break; - - /* Do not print control characters directly as they can affect terminal - settings. Such characters usually appear in the names generated - by the assembler for local labels. */ - if (ISCNTRL (c)) - { - if (width_remaining < 2) - break; - - printf ("^%c", c + 0x40); - width_remaining -= 2; - num_printed += 2; - } - else if (ISPRINT (c)) - { - putchar (c); - width_remaining --; - num_printed ++; - } - else - { -#ifdef HAVE_MBSTATE_T - wchar_t w; -#endif - /* Let printf do the hard work of displaying multibyte characters. */ - printf ("%.1s", symbol - 1); - width_remaining --; - num_printed ++; - -#ifdef HAVE_MBSTATE_T - /* Try to find out how many bytes made up the character that was - just printed. Advance the symbol pointer past the bytes that - were displayed. */ - n = mbrtowc (& w, symbol - 1, MB_CUR_MAX, & state); -#else - n = 1; -#endif - if (n != (size_t) -1 && n != (size_t) -2 && n > 0) - symbol += (n - 1); - } - } - - if (extra_padding && num_printed < width) - { - /* Fill in the remaining spaces. */ - printf ("%-*s", width - num_printed, " "); - num_printed = width; - } - - return num_printed; -} - -/* Return a pointer to section NAME, or NULL if no such section exists. */ - -static Elf_Internal_Shdr * -find_section (const char * name) -{ - unsigned int i; - - for (i = 0; i < elf_header.e_shnum; i++) - if (streq (SECTION_NAME (section_headers + i), name)) - return section_headers + i; - - return NULL; -} - -/* Return a pointer to a section containing ADDR, or NULL if no such - section exists. */ - -static Elf_Internal_Shdr * -find_section_by_address (bfd_vma addr) -{ - unsigned int i; - - for (i = 0; i < elf_header.e_shnum; i++) - { - Elf_Internal_Shdr *sec = section_headers + i; - if (addr >= sec->sh_addr && addr < sec->sh_addr + sec->sh_size) - return sec; - } - - return NULL; -} - -/* Return a pointer to section NAME, or NULL if no such section exists, - restricted to the list of sections given in SET. */ - -static Elf_Internal_Shdr * -find_section_in_set (const char * name, unsigned int * set) -{ - unsigned int i; - - if (set != NULL) - { - while ((i = *set++) > 0) - if (streq (SECTION_NAME (section_headers + i), name)) - return section_headers + i; - } - - return find_section (name); -} - -/* Read an unsigned LEB128 encoded value from p. Set *PLEN to the number of - bytes read. */ - -static inline unsigned long -read_uleb128 (unsigned char *data, - unsigned int *length_return, - const unsigned char * const end) -{ - return read_leb128 (data, length_return, FALSE, end); -} - -/* Return true if the current file is for IA-64 machine and OpenVMS ABI. - This OS has so many departures from the ELF standard that we test it at - many places. */ - -static inline int -is_ia64_vms (void) -{ - return elf_header.e_machine == EM_IA_64 - && elf_header.e_ident[EI_OSABI] == ELFOSABI_OPENVMS; -} - -/* Guess the relocation size commonly used by the specific machines. */ - -static int -guess_is_rela (unsigned int e_machine) -{ - switch (e_machine) - { - /* Targets that use REL relocations. */ - case EM_386: - case EM_486: - case EM_960: - case EM_ARM: - case EM_D10V: - case EM_CYGNUS_D10V: - case EM_DLX: - case EM_MIPS: - case EM_MIPS_RS3_LE: - case EM_CYGNUS_M32R: - case EM_OPENRISC: - case EM_OR32: - case EM_SCORE: - case EM_XGATE: - return FALSE; - - /* Targets that use RELA relocations. */ - case EM_68K: - case EM_860: - case EM_AARCH64: - case EM_ADAPTEVA_EPIPHANY: - case EM_ALPHA: - case EM_ALTERA_NIOS2: - case EM_AVR: - case EM_AVR_OLD: - case EM_BLACKFIN: - case EM_CR16: - case EM_CRIS: - case EM_CRX: - case EM_D30V: - case EM_CYGNUS_D30V: - case EM_FR30: - case EM_CYGNUS_FR30: - case EM_CYGNUS_FRV: - case EM_H8S: - case EM_H8_300: - case EM_H8_300H: - case EM_IA_64: - case EM_IP2K: - case EM_IP2K_OLD: - case EM_IQ2000: - case EM_LATTICEMICO32: - case EM_M32C_OLD: - case EM_M32C: - case EM_M32R: - case EM_MCORE: - case EM_CYGNUS_MEP: - case EM_METAG: - case EM_MMIX: - case EM_MN10200: - case EM_CYGNUS_MN10200: - case EM_MN10300: - case EM_CYGNUS_MN10300: - case EM_MOXIE: - case EM_MSP430: - case EM_MSP430_OLD: - case EM_MT: - case EM_NIOS32: - case EM_PPC64: - case EM_PPC: - case EM_RL78: - case EM_RX: - case EM_S390: - case EM_S390_OLD: - case EM_SH: - case EM_SPARC: - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPU: - case EM_TI_C6000: - case EM_TILEGX: - case EM_TILEPRO: - case EM_V800: - case EM_V850: - case EM_CYGNUS_V850: - case EM_VAX: - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - case EM_XSTORMY16: - case EM_XTENSA: - case EM_XTENSA_OLD: - case EM_MICROBLAZE: - case EM_MICROBLAZE_OLD: - return TRUE; - - case EM_68HC05: - case EM_68HC08: - case EM_68HC11: - case EM_68HC16: - case EM_FX66: - case EM_ME16: - case EM_MMA: - case EM_NCPU: - case EM_NDR1: - case EM_PCP: - case EM_ST100: - case EM_ST19: - case EM_ST7: - case EM_ST9PLUS: - case EM_STARCORE: - case EM_SVX: - case EM_TINYJ: - default: - warn (_("Don't know about relocations on this machine architecture\n")); - return FALSE; - } -} - -static int -slurp_rela_relocs (FILE * file, - unsigned long rel_offset, - unsigned long rel_size, - Elf_Internal_Rela ** relasp, - unsigned long * nrelasp) -{ - Elf_Internal_Rela * relas; - unsigned long nrelas; - unsigned int i; - - if (is_32bit_elf) - { - Elf32_External_Rela * erelas; - - erelas = (Elf32_External_Rela *) get_data (NULL, file, rel_offset, 1, - rel_size, _("32-bit relocation data")); - if (!erelas) - return 0; - - nrelas = rel_size / sizeof (Elf32_External_Rela); - - relas = (Elf_Internal_Rela *) cmalloc (nrelas, - sizeof (Elf_Internal_Rela)); - - if (relas == NULL) - { - free (erelas); - error (_("out of memory parsing relocs\n")); - return 0; - } - - for (i = 0; i < nrelas; i++) - { - relas[i].r_offset = BYTE_GET (erelas[i].r_offset); - relas[i].r_info = BYTE_GET (erelas[i].r_info); - relas[i].r_addend = BYTE_GET_SIGNED (erelas[i].r_addend); - } - - free (erelas); - } - else - { - Elf64_External_Rela * erelas; - - erelas = (Elf64_External_Rela *) get_data (NULL, file, rel_offset, 1, - rel_size, _("64-bit relocation data")); - if (!erelas) - return 0; - - nrelas = rel_size / sizeof (Elf64_External_Rela); - - relas = (Elf_Internal_Rela *) cmalloc (nrelas, - sizeof (Elf_Internal_Rela)); - - if (relas == NULL) - { - free (erelas); - error (_("out of memory parsing relocs\n")); - return 0; - } - - for (i = 0; i < nrelas; i++) - { - relas[i].r_offset = BYTE_GET (erelas[i].r_offset); - relas[i].r_info = BYTE_GET (erelas[i].r_info); - relas[i].r_addend = BYTE_GET_SIGNED (erelas[i].r_addend); - - /* The #ifdef BFD64 below is to prevent a compile time - warning. We know that if we do not have a 64 bit data - type that we will never execute this code anyway. */ -#ifdef BFD64 - if (elf_header.e_machine == EM_MIPS - && elf_header.e_ident[EI_DATA] != ELFDATA2MSB) - { - /* In little-endian objects, r_info isn't really a - 64-bit little-endian value: it has a 32-bit - little-endian symbol index followed by four - individual byte fields. Reorder INFO - accordingly. */ - bfd_vma inf = relas[i].r_info; - inf = (((inf & 0xffffffff) << 32) - | ((inf >> 56) & 0xff) - | ((inf >> 40) & 0xff00) - | ((inf >> 24) & 0xff0000) - | ((inf >> 8) & 0xff000000)); - relas[i].r_info = inf; - } -#endif /* BFD64 */ - } - - free (erelas); - } - *relasp = relas; - *nrelasp = nrelas; - return 1; -} - -static int -slurp_rel_relocs (FILE * file, - unsigned long rel_offset, - unsigned long rel_size, - Elf_Internal_Rela ** relsp, - unsigned long * nrelsp) -{ - Elf_Internal_Rela * rels; - unsigned long nrels; - unsigned int i; - - if (is_32bit_elf) - { - Elf32_External_Rel * erels; - - erels = (Elf32_External_Rel *) get_data (NULL, file, rel_offset, 1, - rel_size, _("32-bit relocation data")); - if (!erels) - return 0; - - nrels = rel_size / sizeof (Elf32_External_Rel); - - rels = (Elf_Internal_Rela *) cmalloc (nrels, sizeof (Elf_Internal_Rela)); - - if (rels == NULL) - { - free (erels); - error (_("out of memory parsing relocs\n")); - return 0; - } - - for (i = 0; i < nrels; i++) - { - rels[i].r_offset = BYTE_GET (erels[i].r_offset); - rels[i].r_info = BYTE_GET (erels[i].r_info); - rels[i].r_addend = 0; - } - - free (erels); - } - else - { - Elf64_External_Rel * erels; - - erels = (Elf64_External_Rel *) get_data (NULL, file, rel_offset, 1, - rel_size, _("64-bit relocation data")); - if (!erels) - return 0; - - nrels = rel_size / sizeof (Elf64_External_Rel); - - rels = (Elf_Internal_Rela *) cmalloc (nrels, sizeof (Elf_Internal_Rela)); - - if (rels == NULL) - { - free (erels); - error (_("out of memory parsing relocs\n")); - return 0; - } - - for (i = 0; i < nrels; i++) - { - rels[i].r_offset = BYTE_GET (erels[i].r_offset); - rels[i].r_info = BYTE_GET (erels[i].r_info); - rels[i].r_addend = 0; - - /* The #ifdef BFD64 below is to prevent a compile time - warning. We know that if we do not have a 64 bit data - type that we will never execute this code anyway. */ -#ifdef BFD64 - if (elf_header.e_machine == EM_MIPS - && elf_header.e_ident[EI_DATA] != ELFDATA2MSB) - { - /* In little-endian objects, r_info isn't really a - 64-bit little-endian value: it has a 32-bit - little-endian symbol index followed by four - individual byte fields. Reorder INFO - accordingly. */ - bfd_vma inf = rels[i].r_info; - inf = (((inf & 0xffffffff) << 32) - | ((inf >> 56) & 0xff) - | ((inf >> 40) & 0xff00) - | ((inf >> 24) & 0xff0000) - | ((inf >> 8) & 0xff000000)); - rels[i].r_info = inf; - } -#endif /* BFD64 */ - } - - free (erels); - } - *relsp = rels; - *nrelsp = nrels; - return 1; -} - -/* Returns the reloc type extracted from the reloc info field. */ - -static unsigned int -get_reloc_type (bfd_vma reloc_info) -{ - if (is_32bit_elf) - return ELF32_R_TYPE (reloc_info); - - switch (elf_header.e_machine) - { - case EM_MIPS: - /* Note: We assume that reloc_info has already been adjusted for us. */ - return ELF64_MIPS_R_TYPE (reloc_info); - - case EM_SPARCV9: - return ELF64_R_TYPE_ID (reloc_info); - - default: - return ELF64_R_TYPE (reloc_info); - } -} - -/* Return the symbol index extracted from the reloc info field. */ - -static bfd_vma -get_reloc_symindex (bfd_vma reloc_info) -{ - return is_32bit_elf ? ELF32_R_SYM (reloc_info) : ELF64_R_SYM (reloc_info); -} - -static inline bfd_boolean -uses_msp430x_relocs (void) -{ - return - elf_header.e_machine == EM_MSP430 /* Paranoia. */ - /* GCC uses osabi == ELFOSBI_STANDALONE. */ - && (((elf_header.e_flags & EF_MSP430_MACH) == E_MSP430_MACH_MSP430X) - /* TI compiler uses ELFOSABI_NONE. */ - || (elf_header.e_ident[EI_OSABI] == ELFOSABI_NONE)); -} - -/* Display the contents of the relocation data found at the specified - offset. */ - -static void -dump_relocations (FILE * file, - unsigned long rel_offset, - unsigned long rel_size, - Elf_Internal_Sym * symtab, - unsigned long nsyms, - char * strtab, - unsigned long strtablen, - int is_rela) -{ - unsigned int i; - Elf_Internal_Rela * rels; - - if (is_rela == UNKNOWN) - is_rela = guess_is_rela (elf_header.e_machine); - - if (is_rela) - { - if (!slurp_rela_relocs (file, rel_offset, rel_size, &rels, &rel_size)) - return; - } - else - { - if (!slurp_rel_relocs (file, rel_offset, rel_size, &rels, &rel_size)) - return; - } - - if (is_32bit_elf) - { - if (is_rela) - { - if (do_wide) - printf (_(" Offset Info Type Sym. Value Symbol's Name + Addend\n")); - else - printf (_(" Offset Info Type Sym.Value Sym. Name + Addend\n")); - } - else - { - if (do_wide) - printf (_(" Offset Info Type Sym. Value Symbol's Name\n")); - else - printf (_(" Offset Info Type Sym.Value Sym. Name\n")); - } - } - else - { - if (is_rela) - { - if (do_wide) - printf (_(" Offset Info Type Symbol's Value Symbol's Name + Addend\n")); - else - printf (_(" Offset Info Type Sym. Value Sym. Name + Addend\n")); - } - else - { - if (do_wide) - printf (_(" Offset Info Type Symbol's Value Symbol's Name\n")); - else - printf (_(" Offset Info Type Sym. Value Sym. Name\n")); - } - } - - for (i = 0; i < rel_size; i++) - { - const char * rtype; - bfd_vma offset; - bfd_vma inf; - bfd_vma symtab_index; - bfd_vma type; - - offset = rels[i].r_offset; - inf = rels[i].r_info; - - type = get_reloc_type (inf); - symtab_index = get_reloc_symindex (inf); - - if (is_32bit_elf) - { - printf ("%8.8lx %8.8lx ", - (unsigned long) offset & 0xffffffff, - (unsigned long) inf & 0xffffffff); - } - else - { -#if BFD_HOST_64BIT_LONG - printf (do_wide - ? "%16.16lx %16.16lx " - : "%12.12lx %12.12lx ", - offset, inf); -#elif BFD_HOST_64BIT_LONG_LONG -#ifndef __MSVCRT__ - printf (do_wide - ? "%16.16llx %16.16llx " - : "%12.12llx %12.12llx ", - offset, inf); -#else - printf (do_wide - ? "%16.16I64x %16.16I64x " - : "%12.12I64x %12.12I64x ", - offset, inf); -#endif -#else - printf (do_wide - ? "%8.8lx%8.8lx %8.8lx%8.8lx " - : "%4.4lx%8.8lx %4.4lx%8.8lx ", - _bfd_int64_high (offset), - _bfd_int64_low (offset), - _bfd_int64_high (inf), - _bfd_int64_low (inf)); -#endif - } - - switch (elf_header.e_machine) - { - default: - rtype = NULL; - break; - - case EM_AARCH64: - rtype = elf_aarch64_reloc_type (type); - break; - - case EM_M32R: - case EM_CYGNUS_M32R: - rtype = elf_m32r_reloc_type (type); - break; - - case EM_386: - case EM_486: - rtype = elf_i386_reloc_type (type); - break; - - case EM_68HC11: - case EM_68HC12: - rtype = elf_m68hc11_reloc_type (type); - break; - - case EM_68K: - rtype = elf_m68k_reloc_type (type); - break; - - case EM_960: - rtype = elf_i960_reloc_type (type); - break; - - case EM_AVR: - case EM_AVR_OLD: - rtype = elf_avr_reloc_type (type); - break; - - case EM_OLD_SPARCV9: - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: - rtype = elf_sparc_reloc_type (type); - break; - - case EM_SPU: - rtype = elf_spu_reloc_type (type); - break; - - case EM_V800: - rtype = v800_reloc_type (type); - break; - case EM_V850: - case EM_CYGNUS_V850: - rtype = v850_reloc_type (type); - break; - - case EM_D10V: - case EM_CYGNUS_D10V: - rtype = elf_d10v_reloc_type (type); - break; - - case EM_D30V: - case EM_CYGNUS_D30V: - rtype = elf_d30v_reloc_type (type); - break; - - case EM_DLX: - rtype = elf_dlx_reloc_type (type); - break; - - case EM_SH: - rtype = elf_sh_reloc_type (type); - break; - - case EM_MN10300: - case EM_CYGNUS_MN10300: - rtype = elf_mn10300_reloc_type (type); - break; - - case EM_MN10200: - case EM_CYGNUS_MN10200: - rtype = elf_mn10200_reloc_type (type); - break; - - case EM_FR30: - case EM_CYGNUS_FR30: - rtype = elf_fr30_reloc_type (type); - break; - - case EM_CYGNUS_FRV: - rtype = elf_frv_reloc_type (type); - break; - - case EM_MCORE: - rtype = elf_mcore_reloc_type (type); - break; - - case EM_MMIX: - rtype = elf_mmix_reloc_type (type); - break; - - case EM_MOXIE: - rtype = elf_moxie_reloc_type (type); - break; - - case EM_MSP430: - if (uses_msp430x_relocs ()) - { - rtype = elf_msp430x_reloc_type (type); - break; - } - case EM_MSP430_OLD: - rtype = elf_msp430_reloc_type (type); - break; - - case EM_PPC: - rtype = elf_ppc_reloc_type (type); - break; - - case EM_PPC64: - rtype = elf_ppc64_reloc_type (type); - break; - - case EM_MIPS: - case EM_MIPS_RS3_LE: - rtype = elf_mips_reloc_type (type); - break; - - case EM_ALPHA: - rtype = elf_alpha_reloc_type (type); - break; - - case EM_ARM: - rtype = elf_arm_reloc_type (type); - break; - - case EM_ARC: - rtype = elf_arc_reloc_type (type); - break; - - case EM_PARISC: - rtype = elf_hppa_reloc_type (type); - break; - - case EM_H8_300: - case EM_H8_300H: - case EM_H8S: - rtype = elf_h8_reloc_type (type); - break; - - case EM_OPENRISC: - case EM_OR32: - rtype = elf_or32_reloc_type (type); - break; - - case EM_PJ: - case EM_PJ_OLD: - rtype = elf_pj_reloc_type (type); - break; - case EM_IA_64: - rtype = elf_ia64_reloc_type (type); - break; - - case EM_CRIS: - rtype = elf_cris_reloc_type (type); - break; - - case EM_860: - rtype = elf_i860_reloc_type (type); - break; - - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - rtype = elf_x86_64_reloc_type (type); - break; - - case EM_S370: - rtype = i370_reloc_type (type); - break; - - case EM_S390_OLD: - case EM_S390: - rtype = elf_s390_reloc_type (type); - break; - - case EM_SCORE: - rtype = elf_score_reloc_type (type); - break; - - case EM_XSTORMY16: - rtype = elf_xstormy16_reloc_type (type); - break; - - case EM_CRX: - rtype = elf_crx_reloc_type (type); - break; - - case EM_VAX: - rtype = elf_vax_reloc_type (type); - break; - - case EM_ADAPTEVA_EPIPHANY: - rtype = elf_epiphany_reloc_type (type); - break; - - case EM_IP2K: - case EM_IP2K_OLD: - rtype = elf_ip2k_reloc_type (type); - break; - - case EM_IQ2000: - rtype = elf_iq2000_reloc_type (type); - break; - - case EM_XTENSA_OLD: - case EM_XTENSA: - rtype = elf_xtensa_reloc_type (type); - break; - - case EM_LATTICEMICO32: - rtype = elf_lm32_reloc_type (type); - break; - - case EM_M32C_OLD: - case EM_M32C: - rtype = elf_m32c_reloc_type (type); - break; - - case EM_MT: - rtype = elf_mt_reloc_type (type); - break; - - case EM_BLACKFIN: - rtype = elf_bfin_reloc_type (type); - break; - - case EM_CYGNUS_MEP: - rtype = elf_mep_reloc_type (type); - break; - - case EM_CR16: - rtype = elf_cr16_reloc_type (type); - break; - - case EM_MICROBLAZE: - case EM_MICROBLAZE_OLD: - rtype = elf_microblaze_reloc_type (type); - break; - - case EM_RL78: - rtype = elf_rl78_reloc_type (type); - break; - - case EM_RX: - rtype = elf_rx_reloc_type (type); - break; - - case EM_METAG: - rtype = elf_metag_reloc_type (type); - break; - - case EM_XC16X: - case EM_C166: - rtype = elf_xc16x_reloc_type (type); - break; - - case EM_TI_C6000: - rtype = elf_tic6x_reloc_type (type); - break; - - case EM_TILEGX: - rtype = elf_tilegx_reloc_type (type); - break; - - case EM_TILEPRO: - rtype = elf_tilepro_reloc_type (type); - break; - - case EM_XGATE: - rtype = elf_xgate_reloc_type (type); - break; - - case EM_ALTERA_NIOS2: - rtype = elf_nios2_reloc_type (type); - break; - } - - if (rtype == NULL) - printf (_("unrecognized: %-7lx"), (unsigned long) type & 0xffffffff); - else - printf (do_wide ? "%-22.22s" : "%-17.17s", rtype); - - if (elf_header.e_machine == EM_ALPHA - && rtype != NULL - && streq (rtype, "R_ALPHA_LITUSE") - && is_rela) - { - switch (rels[i].r_addend) - { - case LITUSE_ALPHA_ADDR: rtype = "ADDR"; break; - case LITUSE_ALPHA_BASE: rtype = "BASE"; break; - case LITUSE_ALPHA_BYTOFF: rtype = "BYTOFF"; break; - case LITUSE_ALPHA_JSR: rtype = "JSR"; break; - case LITUSE_ALPHA_TLSGD: rtype = "TLSGD"; break; - case LITUSE_ALPHA_TLSLDM: rtype = "TLSLDM"; break; - case LITUSE_ALPHA_JSRDIRECT: rtype = "JSRDIRECT"; break; - default: rtype = NULL; - } - if (rtype) - printf (" (%s)", rtype); - else - { - putchar (' '); - printf (_("<unknown addend: %lx>"), - (unsigned long) rels[i].r_addend); - } - } - else if (symtab_index) - { - if (symtab == NULL || symtab_index >= nsyms) - printf (_(" bad symbol index: %08lx"), (unsigned long) symtab_index); - else - { - Elf_Internal_Sym * psym; - - psym = symtab + symtab_index; - - printf (" "); - - if (ELF_ST_TYPE (psym->st_info) == STT_GNU_IFUNC) - { - const char * name; - unsigned int len; - unsigned int width = is_32bit_elf ? 8 : 14; - - /* Relocations against GNU_IFUNC symbols do not use the value - of the symbol as the address to relocate against. Instead - they invoke the function named by the symbol and use its - result as the address for relocation. - - To indicate this to the user, do not display the value of - the symbol in the "Symbols's Value" field. Instead show - its name followed by () as a hint that the symbol is - invoked. */ - - if (strtab == NULL - || psym->st_name == 0 - || psym->st_name >= strtablen) - name = "??"; - else - name = strtab + psym->st_name; - - len = print_symbol (width, name); - printf ("()%-*s", len <= width ? (width + 1) - len : 1, " "); - } - else - { - print_vma (psym->st_value, LONG_HEX); - - printf (is_32bit_elf ? " " : " "); - } - - if (psym->st_name == 0) - { - const char * sec_name = "<null>"; - char name_buf[40]; - - if (ELF_ST_TYPE (psym->st_info) == STT_SECTION) - { - if (psym->st_shndx < elf_header.e_shnum) - sec_name - = SECTION_NAME (section_headers + psym->st_shndx); - else if (psym->st_shndx == SHN_ABS) - sec_name = "ABS"; - else if (psym->st_shndx == SHN_COMMON) - sec_name = "COMMON"; - else if ((elf_header.e_machine == EM_MIPS - && psym->st_shndx == SHN_MIPS_SCOMMON) - || (elf_header.e_machine == EM_TI_C6000 - && psym->st_shndx == SHN_TIC6X_SCOMMON)) - sec_name = "SCOMMON"; - else if (elf_header.e_machine == EM_MIPS - && psym->st_shndx == SHN_MIPS_SUNDEFINED) - sec_name = "SUNDEF"; - else if ((elf_header.e_machine == EM_X86_64 - || elf_header.e_machine == EM_L1OM - || elf_header.e_machine == EM_K1OM) - && psym->st_shndx == SHN_X86_64_LCOMMON) - sec_name = "LARGE_COMMON"; - else if (elf_header.e_machine == EM_IA_64 - && elf_header.e_ident[EI_OSABI] == ELFOSABI_HPUX - && psym->st_shndx == SHN_IA_64_ANSI_COMMON) - sec_name = "ANSI_COM"; - else if (is_ia64_vms () - && psym->st_shndx == SHN_IA_64_VMS_SYMVEC) - sec_name = "VMS_SYMVEC"; - else - { - sprintf (name_buf, "<section 0x%x>", - (unsigned int) psym->st_shndx); - sec_name = name_buf; - } - } - print_symbol (22, sec_name); - } - else if (strtab == NULL) - printf (_("<string table index: %3ld>"), psym->st_name); - else if (psym->st_name >= strtablen) - printf (_("<corrupt string table index: %3ld>"), psym->st_name); - else - print_symbol (22, strtab + psym->st_name); - - if (is_rela) - { - bfd_signed_vma off = rels[i].r_addend; - - if (off < 0) - printf (" - %" BFD_VMA_FMT "x", - off); - else - printf (" + %" BFD_VMA_FMT "x", off); - } - } - } - else if (is_rela) - { - bfd_signed_vma off = rels[i].r_addend; - - printf ("%*c", is_32bit_elf ? 12 : 20, ' '); - if (off < 0) - printf ("-%" BFD_VMA_FMT "x", - off); - else - printf ("%" BFD_VMA_FMT "x", off); - } - - if (elf_header.e_machine == EM_SPARCV9 - && rtype != NULL - && streq (rtype, "R_SPARC_OLO10")) - printf (" + %lx", (unsigned long) ELF64_R_TYPE_DATA (inf)); - - putchar ('\n'); - -#ifdef BFD64 - if (! is_32bit_elf && elf_header.e_machine == EM_MIPS) - { - bfd_vma type2 = ELF64_MIPS_R_TYPE2 (inf); - bfd_vma type3 = ELF64_MIPS_R_TYPE3 (inf); - const char * rtype2 = elf_mips_reloc_type (type2); - const char * rtype3 = elf_mips_reloc_type (type3); - - printf (" Type2: "); - - if (rtype2 == NULL) - printf (_("unrecognized: %-7lx"), - (unsigned long) type2 & 0xffffffff); - else - printf ("%-17.17s", rtype2); - - printf ("\n Type3: "); - - if (rtype3 == NULL) - printf (_("unrecognized: %-7lx"), - (unsigned long) type3 & 0xffffffff); - else - printf ("%-17.17s", rtype3); - - putchar ('\n'); - } -#endif /* BFD64 */ - } - - free (rels); -} - -static const char * -get_mips_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_MIPS_RLD_VERSION: return "MIPS_RLD_VERSION"; - case DT_MIPS_TIME_STAMP: return "MIPS_TIME_STAMP"; - case DT_MIPS_ICHECKSUM: return "MIPS_ICHECKSUM"; - case DT_MIPS_IVERSION: return "MIPS_IVERSION"; - case DT_MIPS_FLAGS: return "MIPS_FLAGS"; - case DT_MIPS_BASE_ADDRESS: return "MIPS_BASE_ADDRESS"; - case DT_MIPS_MSYM: return "MIPS_MSYM"; - case DT_MIPS_CONFLICT: return "MIPS_CONFLICT"; - case DT_MIPS_LIBLIST: return "MIPS_LIBLIST"; - case DT_MIPS_LOCAL_GOTNO: return "MIPS_LOCAL_GOTNO"; - case DT_MIPS_CONFLICTNO: return "MIPS_CONFLICTNO"; - case DT_MIPS_LIBLISTNO: return "MIPS_LIBLISTNO"; - case DT_MIPS_SYMTABNO: return "MIPS_SYMTABNO"; - case DT_MIPS_UNREFEXTNO: return "MIPS_UNREFEXTNO"; - case DT_MIPS_GOTSYM: return "MIPS_GOTSYM"; - case DT_MIPS_HIPAGENO: return "MIPS_HIPAGENO"; - case DT_MIPS_RLD_MAP: return "MIPS_RLD_MAP"; - case DT_MIPS_DELTA_CLASS: return "MIPS_DELTA_CLASS"; - case DT_MIPS_DELTA_CLASS_NO: return "MIPS_DELTA_CLASS_NO"; - case DT_MIPS_DELTA_INSTANCE: return "MIPS_DELTA_INSTANCE"; - case DT_MIPS_DELTA_INSTANCE_NO: return "MIPS_DELTA_INSTANCE_NO"; - case DT_MIPS_DELTA_RELOC: return "MIPS_DELTA_RELOC"; - case DT_MIPS_DELTA_RELOC_NO: return "MIPS_DELTA_RELOC_NO"; - case DT_MIPS_DELTA_SYM: return "MIPS_DELTA_SYM"; - case DT_MIPS_DELTA_SYM_NO: return "MIPS_DELTA_SYM_NO"; - case DT_MIPS_DELTA_CLASSSYM: return "MIPS_DELTA_CLASSSYM"; - case DT_MIPS_DELTA_CLASSSYM_NO: return "MIPS_DELTA_CLASSSYM_NO"; - case DT_MIPS_CXX_FLAGS: return "MIPS_CXX_FLAGS"; - case DT_MIPS_PIXIE_INIT: return "MIPS_PIXIE_INIT"; - case DT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB"; - case DT_MIPS_LOCALPAGE_GOTIDX: return "MIPS_LOCALPAGE_GOTIDX"; - case DT_MIPS_LOCAL_GOTIDX: return "MIPS_LOCAL_GOTIDX"; - case DT_MIPS_HIDDEN_GOTIDX: return "MIPS_HIDDEN_GOTIDX"; - case DT_MIPS_PROTECTED_GOTIDX: return "MIPS_PROTECTED_GOTIDX"; - case DT_MIPS_OPTIONS: return "MIPS_OPTIONS"; - case DT_MIPS_INTERFACE: return "MIPS_INTERFACE"; - case DT_MIPS_DYNSTR_ALIGN: return "MIPS_DYNSTR_ALIGN"; - case DT_MIPS_INTERFACE_SIZE: return "MIPS_INTERFACE_SIZE"; - case DT_MIPS_RLD_TEXT_RESOLVE_ADDR: return "MIPS_RLD_TEXT_RESOLVE_ADDR"; - case DT_MIPS_PERF_SUFFIX: return "MIPS_PERF_SUFFIX"; - case DT_MIPS_COMPACT_SIZE: return "MIPS_COMPACT_SIZE"; - case DT_MIPS_GP_VALUE: return "MIPS_GP_VALUE"; - case DT_MIPS_AUX_DYNAMIC: return "MIPS_AUX_DYNAMIC"; - case DT_MIPS_PLTGOT: return "MIPS_PLTGOT"; - case DT_MIPS_RWPLT: return "MIPS_RWPLT"; - default: - return NULL; - } -} - -static const char * -get_sparc64_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_SPARC_REGISTER: return "SPARC_REGISTER"; - default: - return NULL; - } -} - -static const char * -get_ppc_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_PPC_GOT: return "PPC_GOT"; - case DT_PPC_OPT: return "PPC_OPT"; - default: - return NULL; - } -} - -static const char * -get_ppc64_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_PPC64_GLINK: return "PPC64_GLINK"; - case DT_PPC64_OPD: return "PPC64_OPD"; - case DT_PPC64_OPDSZ: return "PPC64_OPDSZ"; - case DT_PPC64_OPT: return "PPC64_OPT"; - default: - return NULL; - } -} - -static const char * -get_parisc_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_HP_LOAD_MAP: return "HP_LOAD_MAP"; - case DT_HP_DLD_FLAGS: return "HP_DLD_FLAGS"; - case DT_HP_DLD_HOOK: return "HP_DLD_HOOK"; - case DT_HP_UX10_INIT: return "HP_UX10_INIT"; - case DT_HP_UX10_INITSZ: return "HP_UX10_INITSZ"; - case DT_HP_PREINIT: return "HP_PREINIT"; - case DT_HP_PREINITSZ: return "HP_PREINITSZ"; - case DT_HP_NEEDED: return "HP_NEEDED"; - case DT_HP_TIME_STAMP: return "HP_TIME_STAMP"; - case DT_HP_CHECKSUM: return "HP_CHECKSUM"; - case DT_HP_GST_SIZE: return "HP_GST_SIZE"; - case DT_HP_GST_VERSION: return "HP_GST_VERSION"; - case DT_HP_GST_HASHVAL: return "HP_GST_HASHVAL"; - case DT_HP_EPLTREL: return "HP_GST_EPLTREL"; - case DT_HP_EPLTRELSZ: return "HP_GST_EPLTRELSZ"; - case DT_HP_FILTERED: return "HP_FILTERED"; - case DT_HP_FILTER_TLS: return "HP_FILTER_TLS"; - case DT_HP_COMPAT_FILTERED: return "HP_COMPAT_FILTERED"; - case DT_HP_LAZYLOAD: return "HP_LAZYLOAD"; - case DT_HP_BIND_NOW_COUNT: return "HP_BIND_NOW_COUNT"; - case DT_PLT: return "PLT"; - case DT_PLT_SIZE: return "PLT_SIZE"; - case DT_DLT: return "DLT"; - case DT_DLT_SIZE: return "DLT_SIZE"; - default: - return NULL; - } -} - -static const char * -get_ia64_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_IA_64_PLT_RESERVE: return "IA_64_PLT_RESERVE"; - case DT_IA_64_VMS_SUBTYPE: return "VMS_SUBTYPE"; - case DT_IA_64_VMS_IMGIOCNT: return "VMS_IMGIOCNT"; - case DT_IA_64_VMS_LNKFLAGS: return "VMS_LNKFLAGS"; - case DT_IA_64_VMS_VIR_MEM_BLK_SIZ: return "VMS_VIR_MEM_BLK_SIZ"; - case DT_IA_64_VMS_IDENT: return "VMS_IDENT"; - case DT_IA_64_VMS_NEEDED_IDENT: return "VMS_NEEDED_IDENT"; - case DT_IA_64_VMS_IMG_RELA_CNT: return "VMS_IMG_RELA_CNT"; - case DT_IA_64_VMS_SEG_RELA_CNT: return "VMS_SEG_RELA_CNT"; - case DT_IA_64_VMS_FIXUP_RELA_CNT: return "VMS_FIXUP_RELA_CNT"; - case DT_IA_64_VMS_FIXUP_NEEDED: return "VMS_FIXUP_NEEDED"; - case DT_IA_64_VMS_SYMVEC_CNT: return "VMS_SYMVEC_CNT"; - case DT_IA_64_VMS_XLATED: return "VMS_XLATED"; - case DT_IA_64_VMS_STACKSIZE: return "VMS_STACKSIZE"; - case DT_IA_64_VMS_UNWINDSZ: return "VMS_UNWINDSZ"; - case DT_IA_64_VMS_UNWIND_CODSEG: return "VMS_UNWIND_CODSEG"; - case DT_IA_64_VMS_UNWIND_INFOSEG: return "VMS_UNWIND_INFOSEG"; - case DT_IA_64_VMS_LINKTIME: return "VMS_LINKTIME"; - case DT_IA_64_VMS_SEG_NO: return "VMS_SEG_NO"; - case DT_IA_64_VMS_SYMVEC_OFFSET: return "VMS_SYMVEC_OFFSET"; - case DT_IA_64_VMS_SYMVEC_SEG: return "VMS_SYMVEC_SEG"; - case DT_IA_64_VMS_UNWIND_OFFSET: return "VMS_UNWIND_OFFSET"; - case DT_IA_64_VMS_UNWIND_SEG: return "VMS_UNWIND_SEG"; - case DT_IA_64_VMS_STRTAB_OFFSET: return "VMS_STRTAB_OFFSET"; - case DT_IA_64_VMS_SYSVER_OFFSET: return "VMS_SYSVER_OFFSET"; - case DT_IA_64_VMS_IMG_RELA_OFF: return "VMS_IMG_RELA_OFF"; - case DT_IA_64_VMS_SEG_RELA_OFF: return "VMS_SEG_RELA_OFF"; - case DT_IA_64_VMS_FIXUP_RELA_OFF: return "VMS_FIXUP_RELA_OFF"; - case DT_IA_64_VMS_PLTGOT_OFFSET: return "VMS_PLTGOT_OFFSET"; - case DT_IA_64_VMS_PLTGOT_SEG: return "VMS_PLTGOT_SEG"; - case DT_IA_64_VMS_FPMODE: return "VMS_FPMODE"; - default: - return NULL; - } -} - -static const char * -get_alpha_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_ALPHA_PLTRO: return "ALPHA_PLTRO"; - default: - return NULL; - } -} - -static const char * -get_score_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_SCORE_BASE_ADDRESS: return "SCORE_BASE_ADDRESS"; - case DT_SCORE_LOCAL_GOTNO: return "SCORE_LOCAL_GOTNO"; - case DT_SCORE_SYMTABNO: return "SCORE_SYMTABNO"; - case DT_SCORE_GOTSYM: return "SCORE_GOTSYM"; - case DT_SCORE_UNREFEXTNO: return "SCORE_UNREFEXTNO"; - case DT_SCORE_HIPAGENO: return "SCORE_HIPAGENO"; - default: - return NULL; - } -} - -static const char * -get_tic6x_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_C6000_GSYM_OFFSET: return "C6000_GSYM_OFFSET"; - case DT_C6000_GSTR_OFFSET: return "C6000_GSTR_OFFSET"; - case DT_C6000_DSBT_BASE: return "C6000_DSBT_BASE"; - case DT_C6000_DSBT_SIZE: return "C6000_DSBT_SIZE"; - case DT_C6000_PREEMPTMAP: return "C6000_PREEMPTMAP"; - case DT_C6000_DSBT_INDEX: return "C6000_DSBT_INDEX"; - default: - return NULL; - } -} - -static const char * -get_nios2_dynamic_type (unsigned long type) -{ - switch (type) - { - case DT_NIOS2_GP: return "NIOS2_GP"; - default: - return NULL; - } -} - -static const char * -get_dynamic_type (unsigned long type) -{ - static char buff[64]; - - switch (type) - { - case DT_NULL: return "NULL"; - case DT_NEEDED: return "NEEDED"; - case DT_PLTRELSZ: return "PLTRELSZ"; - case DT_PLTGOT: return "PLTGOT"; - case DT_HASH: return "HASH"; - case DT_STRTAB: return "STRTAB"; - case DT_SYMTAB: return "SYMTAB"; - case DT_RELA: return "RELA"; - case DT_RELASZ: return "RELASZ"; - case DT_RELAENT: return "RELAENT"; - case DT_STRSZ: return "STRSZ"; - case DT_SYMENT: return "SYMENT"; - case DT_INIT: return "INIT"; - case DT_FINI: return "FINI"; - case DT_SONAME: return "SONAME"; - case DT_RPATH: return "RPATH"; - case DT_SYMBOLIC: return "SYMBOLIC"; - case DT_REL: return "REL"; - case DT_RELSZ: return "RELSZ"; - case DT_RELENT: return "RELENT"; - case DT_PLTREL: return "PLTREL"; - case DT_DEBUG: return "DEBUG"; - case DT_TEXTREL: return "TEXTREL"; - case DT_JMPREL: return "JMPREL"; - case DT_BIND_NOW: return "BIND_NOW"; - case DT_INIT_ARRAY: return "INIT_ARRAY"; - case DT_FINI_ARRAY: return "FINI_ARRAY"; - case DT_INIT_ARRAYSZ: return "INIT_ARRAYSZ"; - case DT_FINI_ARRAYSZ: return "FINI_ARRAYSZ"; - case DT_RUNPATH: return "RUNPATH"; - case DT_FLAGS: return "FLAGS"; - - case DT_PREINIT_ARRAY: return "PREINIT_ARRAY"; - case DT_PREINIT_ARRAYSZ: return "PREINIT_ARRAYSZ"; - - case DT_CHECKSUM: return "CHECKSUM"; - case DT_PLTPADSZ: return "PLTPADSZ"; - case DT_MOVEENT: return "MOVEENT"; - case DT_MOVESZ: return "MOVESZ"; - case DT_FEATURE: return "FEATURE"; - case DT_POSFLAG_1: return "POSFLAG_1"; - case DT_SYMINSZ: return "SYMINSZ"; - case DT_SYMINENT: return "SYMINENT"; /* aka VALRNGHI */ - - case DT_ADDRRNGLO: return "ADDRRNGLO"; - case DT_CONFIG: return "CONFIG"; - case DT_DEPAUDIT: return "DEPAUDIT"; - case DT_AUDIT: return "AUDIT"; - case DT_PLTPAD: return "PLTPAD"; - case DT_MOVETAB: return "MOVETAB"; - case DT_SYMINFO: return "SYMINFO"; /* aka ADDRRNGHI */ - - case DT_VERSYM: return "VERSYM"; - - case DT_TLSDESC_GOT: return "TLSDESC_GOT"; - case DT_TLSDESC_PLT: return "TLSDESC_PLT"; - case DT_RELACOUNT: return "RELACOUNT"; - case DT_RELCOUNT: return "RELCOUNT"; - case DT_FLAGS_1: return "FLAGS_1"; - case DT_VERDEF: return "VERDEF"; - case DT_VERDEFNUM: return "VERDEFNUM"; - case DT_VERNEED: return "VERNEED"; - case DT_VERNEEDNUM: return "VERNEEDNUM"; - - case DT_AUXILIARY: return "AUXILIARY"; - case DT_USED: return "USED"; - case DT_FILTER: return "FILTER"; - - case DT_GNU_PRELINKED: return "GNU_PRELINKED"; - case DT_GNU_CONFLICT: return "GNU_CONFLICT"; - case DT_GNU_CONFLICTSZ: return "GNU_CONFLICTSZ"; - case DT_GNU_LIBLIST: return "GNU_LIBLIST"; - case DT_GNU_LIBLISTSZ: return "GNU_LIBLISTSZ"; - case DT_GNU_HASH: return "GNU_HASH"; - - default: - if ((type >= DT_LOPROC) && (type <= DT_HIPROC)) - { - const char * result; - - switch (elf_header.e_machine) - { - case EM_MIPS: - case EM_MIPS_RS3_LE: - result = get_mips_dynamic_type (type); - break; - case EM_SPARCV9: - result = get_sparc64_dynamic_type (type); - break; - case EM_PPC: - result = get_ppc_dynamic_type (type); - break; - case EM_PPC64: - result = get_ppc64_dynamic_type (type); - break; - case EM_IA_64: - result = get_ia64_dynamic_type (type); - break; - case EM_ALPHA: - result = get_alpha_dynamic_type (type); - break; - case EM_SCORE: - result = get_score_dynamic_type (type); - break; - case EM_TI_C6000: - result = get_tic6x_dynamic_type (type); - break; - case EM_ALTERA_NIOS2: - result = get_nios2_dynamic_type (type); - break; - default: - result = NULL; - break; - } - - if (result != NULL) - return result; - - snprintf (buff, sizeof (buff), _("Processor Specific: %lx"), type); - } - else if (((type >= DT_LOOS) && (type <= DT_HIOS)) - || (elf_header.e_machine == EM_PARISC - && (type >= OLD_DT_LOOS) && (type <= OLD_DT_HIOS))) - { - const char * result; - - switch (elf_header.e_machine) - { - case EM_PARISC: - result = get_parisc_dynamic_type (type); - break; - case EM_IA_64: - result = get_ia64_dynamic_type (type); - break; - default: - result = NULL; - break; - } - - if (result != NULL) - return result; - - snprintf (buff, sizeof (buff), _("Operating System specific: %lx"), - type); - } - else - snprintf (buff, sizeof (buff), _("<unknown>: %lx"), type); - - return buff; - } -} - -static char * -get_file_type (unsigned e_type) -{ - static char buff[32]; - - switch (e_type) - { - case ET_NONE: return _("NONE (None)"); - case ET_REL: return _("REL (Relocatable file)"); - case ET_EXEC: return _("EXEC (Executable file)"); - case ET_DYN: return _("DYN (Shared object file)"); - case ET_CORE: return _("CORE (Core file)"); - - default: - if ((e_type >= ET_LOPROC) && (e_type <= ET_HIPROC)) - snprintf (buff, sizeof (buff), _("Processor Specific: (%x)"), e_type); - else if ((e_type >= ET_LOOS) && (e_type <= ET_HIOS)) - snprintf (buff, sizeof (buff), _("OS Specific: (%x)"), e_type); - else - snprintf (buff, sizeof (buff), _("<unknown>: %x"), e_type); - return buff; - } -} - -static char * -get_machine_name (unsigned e_machine) -{ - static char buff[64]; /* XXX */ - - switch (e_machine) - { - case EM_NONE: return _("None"); - case EM_AARCH64: return "AArch64"; - case EM_M32: return "WE32100"; - case EM_SPARC: return "Sparc"; - case EM_SPU: return "SPU"; - case EM_386: return "Intel 80386"; - case EM_68K: return "MC68000"; - case EM_88K: return "MC88000"; - case EM_486: return "Intel 80486"; - case EM_860: return "Intel 80860"; - case EM_MIPS: return "MIPS R3000"; - case EM_S370: return "IBM System/370"; - case EM_MIPS_RS3_LE: return "MIPS R4000 big-endian"; - case EM_OLD_SPARCV9: return "Sparc v9 (old)"; - case EM_PARISC: return "HPPA"; - case EM_PPC_OLD: return "Power PC (old)"; - case EM_SPARC32PLUS: return "Sparc v8+" ; - case EM_960: return "Intel 90860"; - case EM_PPC: return "PowerPC"; - case EM_PPC64: return "PowerPC64"; - case EM_FR20: return "Fujitsu FR20"; - case EM_RH32: return "TRW RH32"; - case EM_MCORE: return "MCORE"; - case EM_ARM: return "ARM"; - case EM_OLD_ALPHA: return "Digital Alpha (old)"; - case EM_SH: return "Renesas / SuperH SH"; - case EM_SPARCV9: return "Sparc v9"; - case EM_TRICORE: return "Siemens Tricore"; - case EM_ARC: return "ARC"; - case EM_H8_300: return "Renesas H8/300"; - case EM_H8_300H: return "Renesas H8/300H"; - case EM_H8S: return "Renesas H8S"; - case EM_H8_500: return "Renesas H8/500"; - case EM_IA_64: return "Intel IA-64"; - case EM_MIPS_X: return "Stanford MIPS-X"; - case EM_COLDFIRE: return "Motorola Coldfire"; - case EM_ALPHA: return "Alpha"; - case EM_CYGNUS_D10V: - case EM_D10V: return "d10v"; - case EM_CYGNUS_D30V: - case EM_D30V: return "d30v"; - case EM_CYGNUS_M32R: - case EM_M32R: return "Renesas M32R (formerly Mitsubishi M32r)"; - case EM_CYGNUS_V850: - case EM_V800: return "Renesas V850 (using RH850 ABI)"; - case EM_V850: return "Renesas V850"; - case EM_CYGNUS_MN10300: - case EM_MN10300: return "mn10300"; - case EM_CYGNUS_MN10200: - case EM_MN10200: return "mn10200"; - case EM_MOXIE: return "Moxie"; - case EM_CYGNUS_FR30: - case EM_FR30: return "Fujitsu FR30"; - case EM_CYGNUS_FRV: return "Fujitsu FR-V"; - case EM_PJ_OLD: - case EM_PJ: return "picoJava"; - case EM_MMA: return "Fujitsu Multimedia Accelerator"; - case EM_PCP: return "Siemens PCP"; - case EM_NCPU: return "Sony nCPU embedded RISC processor"; - case EM_NDR1: return "Denso NDR1 microprocesspr"; - case EM_STARCORE: return "Motorola Star*Core processor"; - case EM_ME16: return "Toyota ME16 processor"; - case EM_ST100: return "STMicroelectronics ST100 processor"; - case EM_TINYJ: return "Advanced Logic Corp. TinyJ embedded processor"; - case EM_PDSP: return "Sony DSP processor"; - case EM_PDP10: return "Digital Equipment Corp. PDP-10"; - case EM_PDP11: return "Digital Equipment Corp. PDP-11"; - case EM_FX66: return "Siemens FX66 microcontroller"; - case EM_ST9PLUS: return "STMicroelectronics ST9+ 8/16 bit microcontroller"; - case EM_ST7: return "STMicroelectronics ST7 8-bit microcontroller"; - case EM_68HC16: return "Motorola MC68HC16 Microcontroller"; - case EM_68HC12: return "Motorola MC68HC12 Microcontroller"; - case EM_68HC11: return "Motorola MC68HC11 Microcontroller"; - case EM_68HC08: return "Motorola MC68HC08 Microcontroller"; - case EM_68HC05: return "Motorola MC68HC05 Microcontroller"; - case EM_SVX: return "Silicon Graphics SVx"; - case EM_ST19: return "STMicroelectronics ST19 8-bit microcontroller"; - case EM_VAX: return "Digital VAX"; - case EM_AVR_OLD: - case EM_AVR: return "Atmel AVR 8-bit microcontroller"; - case EM_CRIS: return "Axis Communications 32-bit embedded processor"; - case EM_JAVELIN: return "Infineon Technologies 32-bit embedded cpu"; - case EM_FIREPATH: return "Element 14 64-bit DSP processor"; - case EM_ZSP: return "LSI Logic's 16-bit DSP processor"; - case EM_MMIX: return "Donald Knuth's educational 64-bit processor"; - case EM_HUANY: return "Harvard Universitys's machine-independent object format"; - case EM_PRISM: return "Vitesse Prism"; - case EM_X86_64: return "Advanced Micro Devices X86-64"; - case EM_L1OM: return "Intel L1OM"; - case EM_K1OM: return "Intel K1OM"; - case EM_S390_OLD: - case EM_S390: return "IBM S/390"; - case EM_SCORE: return "SUNPLUS S+Core"; - case EM_XSTORMY16: return "Sanyo XStormy16 CPU core"; - case EM_OPENRISC: - case EM_OR32: return "OpenRISC"; - case EM_ARC_A5: return "ARC International ARCompact processor"; - case EM_CRX: return "National Semiconductor CRX microprocessor"; - case EM_ADAPTEVA_EPIPHANY: return "Adapteva EPIPHANY"; - case EM_DLX: return "OpenDLX"; - case EM_IP2K_OLD: - case EM_IP2K: return "Ubicom IP2xxx 8-bit microcontrollers"; - case EM_IQ2000: return "Vitesse IQ2000"; - case EM_XTENSA_OLD: - case EM_XTENSA: return "Tensilica Xtensa Processor"; - case EM_VIDEOCORE: return "Alphamosaic VideoCore processor"; - case EM_TMM_GPP: return "Thompson Multimedia General Purpose Processor"; - case EM_NS32K: return "National Semiconductor 32000 series"; - case EM_TPC: return "Tenor Network TPC processor"; - case EM_ST200: return "STMicroelectronics ST200 microcontroller"; - case EM_MAX: return "MAX Processor"; - case EM_CR: return "National Semiconductor CompactRISC"; - case EM_F2MC16: return "Fujitsu F2MC16"; - case EM_MSP430: return "Texas Instruments msp430 microcontroller"; - case EM_LATTICEMICO32: return "Lattice Mico32"; - case EM_M32C_OLD: - case EM_M32C: return "Renesas M32c"; - case EM_MT: return "Morpho Techologies MT processor"; - case EM_BLACKFIN: return "Analog Devices Blackfin"; - case EM_SE_C33: return "S1C33 Family of Seiko Epson processors"; - case EM_SEP: return "Sharp embedded microprocessor"; - case EM_ARCA: return "Arca RISC microprocessor"; - case EM_UNICORE: return "Unicore"; - case EM_EXCESS: return "eXcess 16/32/64-bit configurable embedded CPU"; - case EM_DXP: return "Icera Semiconductor Inc. Deep Execution Processor"; - case EM_NIOS32: return "Altera Nios"; - case EM_ALTERA_NIOS2: return "Altera Nios II"; - case EM_C166: - case EM_XC16X: return "Infineon Technologies xc16x"; - case EM_M16C: return "Renesas M16C series microprocessors"; - case EM_DSPIC30F: return "Microchip Technology dsPIC30F Digital Signal Controller"; - case EM_CE: return "Freescale Communication Engine RISC core"; - case EM_TSK3000: return "Altium TSK3000 core"; - case EM_RS08: return "Freescale RS08 embedded processor"; - case EM_ECOG2: return "Cyan Technology eCOG2 microprocessor"; - case EM_DSP24: return "New Japan Radio (NJR) 24-bit DSP Processor"; - case EM_VIDEOCORE3: return "Broadcom VideoCore III processor"; - case EM_SE_C17: return "Seiko Epson C17 family"; - case EM_TI_C6000: return "Texas Instruments TMS320C6000 DSP family"; - case EM_TI_C2000: return "Texas Instruments TMS320C2000 DSP family"; - case EM_TI_C5500: return "Texas Instruments TMS320C55x DSP family"; - case EM_MMDSP_PLUS: return "STMicroelectronics 64bit VLIW Data Signal Processor"; - case EM_CYPRESS_M8C: return "Cypress M8C microprocessor"; - case EM_R32C: return "Renesas R32C series microprocessors"; - case EM_TRIMEDIA: return "NXP Semiconductors TriMedia architecture family"; - case EM_QDSP6: return "QUALCOMM DSP6 Processor"; - case EM_8051: return "Intel 8051 and variants"; - case EM_STXP7X: return "STMicroelectronics STxP7x family"; - case EM_NDS32: return "Andes Technology compact code size embedded RISC processor family"; - case EM_ECOG1X: return "Cyan Technology eCOG1X family"; - case EM_MAXQ30: return "Dallas Semiconductor MAXQ30 Core microcontrollers"; - case EM_XIMO16: return "New Japan Radio (NJR) 16-bit DSP Processor"; - case EM_MANIK: return "M2000 Reconfigurable RISC Microprocessor"; - case EM_CRAYNV2: return "Cray Inc. NV2 vector architecture"; - case EM_CYGNUS_MEP: return "Toshiba MeP Media Engine"; - case EM_CR16: - case EM_MICROBLAZE: - case EM_MICROBLAZE_OLD: return "Xilinx MicroBlaze"; - case EM_RL78: return "Renesas RL78"; - case EM_RX: return "Renesas RX"; - case EM_METAG: return "Imagination Technologies Meta processor architecture"; - case EM_MCST_ELBRUS: return "MCST Elbrus general purpose hardware architecture"; - case EM_ECOG16: return "Cyan Technology eCOG16 family"; - case EM_ETPU: return "Freescale Extended Time Processing Unit"; - case EM_SLE9X: return "Infineon Technologies SLE9X core"; - case EM_AVR32: return "Atmel Corporation 32-bit microprocessor family"; - case EM_STM8: return "STMicroeletronics STM8 8-bit microcontroller"; - case EM_TILE64: return "Tilera TILE64 multicore architecture family"; - case EM_TILEPRO: return "Tilera TILEPro multicore architecture family"; - case EM_TILEGX: return "Tilera TILE-Gx multicore architecture family"; - case EM_CUDA: return "NVIDIA CUDA architecture"; - case EM_XGATE: return "Motorola XGATE embedded processor"; - default: - snprintf (buff, sizeof (buff), _("<unknown>: 0x%x"), e_machine); - return buff; - } -} - -static void -decode_ARM_machine_flags (unsigned e_flags, char buf[]) -{ - unsigned eabi; - int unknown = 0; - - eabi = EF_ARM_EABI_VERSION (e_flags); - e_flags &= ~ EF_ARM_EABIMASK; - - /* Handle "generic" ARM flags. */ - if (e_flags & EF_ARM_RELEXEC) - { - strcat (buf, ", relocatable executable"); - e_flags &= ~ EF_ARM_RELEXEC; - } - - if (e_flags & EF_ARM_HASENTRY) - { - strcat (buf, ", has entry point"); - e_flags &= ~ EF_ARM_HASENTRY; - } - - /* Now handle EABI specific flags. */ - switch (eabi) - { - default: - strcat (buf, ", <unrecognized EABI>"); - if (e_flags) - unknown = 1; - break; - - case EF_ARM_EABI_VER1: - strcat (buf, ", Version1 EABI"); - while (e_flags) - { - unsigned flag; - - /* Process flags one bit at a time. */ - flag = e_flags & - e_flags; - e_flags &= ~ flag; - - switch (flag) - { - case EF_ARM_SYMSARESORTED: /* Conflicts with EF_ARM_INTERWORK. */ - strcat (buf, ", sorted symbol tables"); - break; - - default: - unknown = 1; - break; - } - } - break; - - case EF_ARM_EABI_VER2: - strcat (buf, ", Version2 EABI"); - while (e_flags) - { - unsigned flag; - - /* Process flags one bit at a time. */ - flag = e_flags & - e_flags; - e_flags &= ~ flag; - - switch (flag) - { - case EF_ARM_SYMSARESORTED: /* Conflicts with EF_ARM_INTERWORK. */ - strcat (buf, ", sorted symbol tables"); - break; - - case EF_ARM_DYNSYMSUSESEGIDX: - strcat (buf, ", dynamic symbols use segment index"); - break; - - case EF_ARM_MAPSYMSFIRST: - strcat (buf, ", mapping symbols precede others"); - break; - - default: - unknown = 1; - break; - } - } - break; - - case EF_ARM_EABI_VER3: - strcat (buf, ", Version3 EABI"); - break; - - case EF_ARM_EABI_VER4: - strcat (buf, ", Version4 EABI"); - while (e_flags) - { - unsigned flag; - - /* Process flags one bit at a time. */ - flag = e_flags & - e_flags; - e_flags &= ~ flag; - - switch (flag) - { - case EF_ARM_BE8: - strcat (buf, ", BE8"); - break; - - case EF_ARM_LE8: - strcat (buf, ", LE8"); - break; - - default: - unknown = 1; - break; - } - break; - } - break; - - case EF_ARM_EABI_VER5: - strcat (buf, ", Version5 EABI"); - while (e_flags) - { - unsigned flag; - - /* Process flags one bit at a time. */ - flag = e_flags & - e_flags; - e_flags &= ~ flag; - - switch (flag) - { - case EF_ARM_BE8: - strcat (buf, ", BE8"); - break; - - case EF_ARM_LE8: - strcat (buf, ", LE8"); - break; - - case EF_ARM_ABI_FLOAT_SOFT: /* Conflicts with EF_ARM_SOFT_FLOAT. */ - strcat (buf, ", soft-float ABI"); - break; - - case EF_ARM_ABI_FLOAT_HARD: /* Conflicts with EF_ARM_VFP_FLOAT. */ - strcat (buf, ", hard-float ABI"); - break; - - default: - unknown = 1; - break; - } - } - break; - - case EF_ARM_EABI_UNKNOWN: - strcat (buf, ", GNU EABI"); - while (e_flags) - { - unsigned flag; - - /* Process flags one bit at a time. */ - flag = e_flags & - e_flags; - e_flags &= ~ flag; - - switch (flag) - { - case EF_ARM_INTERWORK: - strcat (buf, ", interworking enabled"); - break; - - case EF_ARM_APCS_26: - strcat (buf, ", uses APCS/26"); - break; - - case EF_ARM_APCS_FLOAT: - strcat (buf, ", uses APCS/float"); - break; - - case EF_ARM_PIC: - strcat (buf, ", position independent"); - break; - - case EF_ARM_ALIGN8: - strcat (buf, ", 8 bit structure alignment"); - break; - - case EF_ARM_NEW_ABI: - strcat (buf, ", uses new ABI"); - break; - - case EF_ARM_OLD_ABI: - strcat (buf, ", uses old ABI"); - break; - - case EF_ARM_SOFT_FLOAT: - strcat (buf, ", software FP"); - break; - - case EF_ARM_VFP_FLOAT: - strcat (buf, ", VFP"); - break; - - case EF_ARM_MAVERICK_FLOAT: - strcat (buf, ", Maverick FP"); - break; - - default: - unknown = 1; - break; - } - } - } - - if (unknown) - strcat (buf,_(", <unknown>")); -} - -static char * -get_machine_flags (unsigned e_flags, unsigned e_machine) -{ - static char buf[1024]; - - buf[0] = '\0'; - - if (e_flags) - { - switch (e_machine) - { - default: - break; - - case EM_ARM: - decode_ARM_machine_flags (e_flags, buf); - break; - - case EM_BLACKFIN: - if (e_flags & EF_BFIN_PIC) - strcat (buf, ", PIC"); - - if (e_flags & EF_BFIN_FDPIC) - strcat (buf, ", FDPIC"); - - if (e_flags & EF_BFIN_CODE_IN_L1) - strcat (buf, ", code in L1"); - - if (e_flags & EF_BFIN_DATA_IN_L1) - strcat (buf, ", data in L1"); - - break; - - case EM_CYGNUS_FRV: - switch (e_flags & EF_FRV_CPU_MASK) - { - case EF_FRV_CPU_GENERIC: - break; - - default: - strcat (buf, ", fr???"); - break; - - case EF_FRV_CPU_FR300: - strcat (buf, ", fr300"); - break; - - case EF_FRV_CPU_FR400: - strcat (buf, ", fr400"); - break; - case EF_FRV_CPU_FR405: - strcat (buf, ", fr405"); - break; - - case EF_FRV_CPU_FR450: - strcat (buf, ", fr450"); - break; - - case EF_FRV_CPU_FR500: - strcat (buf, ", fr500"); - break; - case EF_FRV_CPU_FR550: - strcat (buf, ", fr550"); - break; - - case EF_FRV_CPU_SIMPLE: - strcat (buf, ", simple"); - break; - case EF_FRV_CPU_TOMCAT: - strcat (buf, ", tomcat"); - break; - } - break; - - case EM_68K: - if ((e_flags & EF_M68K_ARCH_MASK) == EF_M68K_M68000) - strcat (buf, ", m68000"); - else if ((e_flags & EF_M68K_ARCH_MASK) == EF_M68K_CPU32) - strcat (buf, ", cpu32"); - else if ((e_flags & EF_M68K_ARCH_MASK) == EF_M68K_FIDO) - strcat (buf, ", fido_a"); - else - { - char const * isa = _("unknown"); - char const * mac = _("unknown mac"); - char const * additional = NULL; - - switch (e_flags & EF_M68K_CF_ISA_MASK) - { - case EF_M68K_CF_ISA_A_NODIV: - isa = "A"; - additional = ", nodiv"; - break; - case EF_M68K_CF_ISA_A: - isa = "A"; - break; - case EF_M68K_CF_ISA_A_PLUS: - isa = "A+"; - break; - case EF_M68K_CF_ISA_B_NOUSP: - isa = "B"; - additional = ", nousp"; - break; - case EF_M68K_CF_ISA_B: - isa = "B"; - break; - case EF_M68K_CF_ISA_C: - isa = "C"; - break; - case EF_M68K_CF_ISA_C_NODIV: - isa = "C"; - additional = ", nodiv"; - break; - } - strcat (buf, ", cf, isa "); - strcat (buf, isa); - if (additional) - strcat (buf, additional); - if (e_flags & EF_M68K_CF_FLOAT) - strcat (buf, ", float"); - switch (e_flags & EF_M68K_CF_MAC_MASK) - { - case 0: - mac = NULL; - break; - case EF_M68K_CF_MAC: - mac = "mac"; - break; - case EF_M68K_CF_EMAC: - mac = "emac"; - break; - case EF_M68K_CF_EMAC_B: - mac = "emac_b"; - break; - } - if (mac) - { - strcat (buf, ", "); - strcat (buf, mac); - } - } - break; - - case EM_PPC: - if (e_flags & EF_PPC_EMB) - strcat (buf, ", emb"); - - if (e_flags & EF_PPC_RELOCATABLE) - strcat (buf, _(", relocatable")); - - if (e_flags & EF_PPC_RELOCATABLE_LIB) - strcat (buf, _(", relocatable-lib")); - break; - - case EM_PPC64: - if (e_flags & EF_PPC64_ABI) - { - char abi[] = ", abiv0"; - - abi[6] += e_flags & EF_PPC64_ABI; - strcat (buf, abi); - } - break; - - case EM_V800: - if ((e_flags & EF_RH850_ABI) == EF_RH850_ABI) - strcat (buf, ", RH850 ABI"); - - if (e_flags & EF_V800_850E3) - strcat (buf, ", V3 architecture"); - - if ((e_flags & (EF_RH850_FPU_DOUBLE | EF_RH850_FPU_SINGLE)) == 0) - strcat (buf, ", FPU not used"); - - if ((e_flags & (EF_RH850_REGMODE22 | EF_RH850_REGMODE32)) == 0) - strcat (buf, ", regmode: COMMON"); - - if ((e_flags & (EF_RH850_GP_FIX | EF_RH850_GP_NOFIX)) == 0) - strcat (buf, ", r4 not used"); - - if ((e_flags & (EF_RH850_EP_FIX | EF_RH850_EP_NOFIX)) == 0) - strcat (buf, ", r30 not used"); - - if ((e_flags & (EF_RH850_TP_FIX | EF_RH850_TP_NOFIX)) == 0) - strcat (buf, ", r5 not used"); - - if ((e_flags & (EF_RH850_REG2_RESERVE | EF_RH850_REG2_NORESERVE)) == 0) - strcat (buf, ", r2 not used"); - - for (e_flags &= 0xFFFF; e_flags; e_flags &= ~ (e_flags & - e_flags)) - { - switch (e_flags & - e_flags) - { - case EF_RH850_FPU_DOUBLE: strcat (buf, ", double precision FPU"); break; - case EF_RH850_FPU_SINGLE: strcat (buf, ", single precision FPU"); break; - case EF_RH850_SIMD: strcat (buf, ", SIMD"); break; - case EF_RH850_CACHE: strcat (buf, ", CACHE"); break; - case EF_RH850_MMU: strcat (buf, ", MMU"); break; - case EF_RH850_REGMODE22: strcat (buf, ", regmode:22"); break; - case EF_RH850_REGMODE32: strcat (buf, ", regmode:23"); break; - case EF_RH850_DATA_ALIGN8: strcat (buf, ", 8-byte alignment"); break; - case EF_RH850_GP_FIX: strcat (buf, ", r4 fixed"); break; - case EF_RH850_GP_NOFIX: strcat (buf, ", r4 free"); break; - case EF_RH850_EP_FIX: strcat (buf, ", r30 fixed"); break; - case EF_RH850_EP_NOFIX: strcat (buf, ", r30 free"); break; - case EF_RH850_TP_FIX: strcat (buf, ", r5 fixed"); break; - case EF_RH850_TP_NOFIX: strcat (buf, ", r5 free"); break; - case EF_RH850_REG2_RESERVE: strcat (buf, ", r2 fixed"); break; - case EF_RH850_REG2_NORESERVE: strcat (buf, ", r2 free"); break; - default: break; - } - } - break; - - case EM_V850: - case EM_CYGNUS_V850: - switch (e_flags & EF_V850_ARCH) - { - case E_V850E3V5_ARCH: - strcat (buf, ", v850e3v5"); - break; - case E_V850E2V3_ARCH: - strcat (buf, ", v850e2v3"); - break; - case E_V850E2_ARCH: - strcat (buf, ", v850e2"); - break; - case E_V850E1_ARCH: - strcat (buf, ", v850e1"); - break; - case E_V850E_ARCH: - strcat (buf, ", v850e"); - break; - case E_V850_ARCH: - strcat (buf, ", v850"); - break; - default: - strcat (buf, _(", unknown v850 architecture variant")); - break; - } - break; - - case EM_M32R: - case EM_CYGNUS_M32R: - if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH) - strcat (buf, ", m32r"); - break; - - case EM_MIPS: - case EM_MIPS_RS3_LE: - if (e_flags & EF_MIPS_NOREORDER) - strcat (buf, ", noreorder"); - - if (e_flags & EF_MIPS_PIC) - strcat (buf, ", pic"); - - if (e_flags & EF_MIPS_CPIC) - strcat (buf, ", cpic"); - - if (e_flags & EF_MIPS_UCODE) - strcat (buf, ", ugen_reserved"); - - if (e_flags & EF_MIPS_ABI2) - strcat (buf, ", abi2"); - - if (e_flags & EF_MIPS_OPTIONS_FIRST) - strcat (buf, ", odk first"); - - if (e_flags & EF_MIPS_32BITMODE) - strcat (buf, ", 32bitmode"); - - if (e_flags & EF_MIPS_NAN2008) - strcat (buf, ", nan2008"); - - if (e_flags & EF_MIPS_FP64) - strcat (buf, ", fp64"); - - switch ((e_flags & EF_MIPS_MACH)) - { - case E_MIPS_MACH_3900: strcat (buf, ", 3900"); break; - case E_MIPS_MACH_4010: strcat (buf, ", 4010"); break; - case E_MIPS_MACH_4100: strcat (buf, ", 4100"); break; - case E_MIPS_MACH_4111: strcat (buf, ", 4111"); break; - case E_MIPS_MACH_4120: strcat (buf, ", 4120"); break; - case E_MIPS_MACH_4650: strcat (buf, ", 4650"); break; - case E_MIPS_MACH_5400: strcat (buf, ", 5400"); break; - case E_MIPS_MACH_5500: strcat (buf, ", 5500"); break; - case E_MIPS_MACH_SB1: strcat (buf, ", sb1"); break; - case E_MIPS_MACH_9000: strcat (buf, ", 9000"); break; - case E_MIPS_MACH_LS2E: strcat (buf, ", loongson-2e"); break; - case E_MIPS_MACH_LS2F: strcat (buf, ", loongson-2f"); break; - case E_MIPS_MACH_LS3A: strcat (buf, ", loongson-3a"); break; - case E_MIPS_MACH_OCTEON: strcat (buf, ", octeon"); break; - case E_MIPS_MACH_OCTEON2: strcat (buf, ", octeon2"); break; - case E_MIPS_MACH_OCTEON3: strcat (buf, ", octeon3"); break; - case E_MIPS_MACH_XLR: strcat (buf, ", xlr"); break; - case 0: - /* We simply ignore the field in this case to avoid confusion: - MIPS ELF does not specify EF_MIPS_MACH, it is a GNU - extension. */ - break; - default: strcat (buf, _(", unknown CPU")); break; - } - - switch ((e_flags & EF_MIPS_ABI)) - { - case E_MIPS_ABI_O32: strcat (buf, ", o32"); break; - case E_MIPS_ABI_O64: strcat (buf, ", o64"); break; - case E_MIPS_ABI_EABI32: strcat (buf, ", eabi32"); break; - case E_MIPS_ABI_EABI64: strcat (buf, ", eabi64"); break; - case 0: - /* We simply ignore the field in this case to avoid confusion: - MIPS ELF does not specify EF_MIPS_ABI, it is a GNU extension. - This means it is likely to be an o32 file, but not for - sure. */ - break; - default: strcat (buf, _(", unknown ABI")); break; - } - - if (e_flags & EF_MIPS_ARCH_ASE_MDMX) - strcat (buf, ", mdmx"); - - if (e_flags & EF_MIPS_ARCH_ASE_M16) - strcat (buf, ", mips16"); - - if (e_flags & EF_MIPS_ARCH_ASE_MICROMIPS) - strcat (buf, ", micromips"); - - switch ((e_flags & EF_MIPS_ARCH)) - { - case E_MIPS_ARCH_1: strcat (buf, ", mips1"); break; - case E_MIPS_ARCH_2: strcat (buf, ", mips2"); break; - case E_MIPS_ARCH_3: strcat (buf, ", mips3"); break; - case E_MIPS_ARCH_4: strcat (buf, ", mips4"); break; - case E_MIPS_ARCH_5: strcat (buf, ", mips5"); break; - case E_MIPS_ARCH_32: strcat (buf, ", mips32"); break; - case E_MIPS_ARCH_32R2: strcat (buf, ", mips32r2"); break; - case E_MIPS_ARCH_32R6: strcat (buf, ", mips32r6"); break; - case E_MIPS_ARCH_64: strcat (buf, ", mips64"); break; - case E_MIPS_ARCH_64R2: strcat (buf, ", mips64r2"); break; - case E_MIPS_ARCH_64R6: strcat (buf, ", mips64r6"); break; - default: strcat (buf, _(", unknown ISA")); break; - } - break; - - case EM_SH: - switch ((e_flags & EF_SH_MACH_MASK)) - { - case EF_SH1: strcat (buf, ", sh1"); break; - case EF_SH2: strcat (buf, ", sh2"); break; - case EF_SH3: strcat (buf, ", sh3"); break; - case EF_SH_DSP: strcat (buf, ", sh-dsp"); break; - case EF_SH3_DSP: strcat (buf, ", sh3-dsp"); break; - case EF_SH4AL_DSP: strcat (buf, ", sh4al-dsp"); break; - case EF_SH3E: strcat (buf, ", sh3e"); break; - case EF_SH4: strcat (buf, ", sh4"); break; - case EF_SH5: strcat (buf, ", sh5"); break; - case EF_SH2E: strcat (buf, ", sh2e"); break; - case EF_SH4A: strcat (buf, ", sh4a"); break; - case EF_SH2A: strcat (buf, ", sh2a"); break; - case EF_SH4_NOFPU: strcat (buf, ", sh4-nofpu"); break; - case EF_SH4A_NOFPU: strcat (buf, ", sh4a-nofpu"); break; - case EF_SH2A_NOFPU: strcat (buf, ", sh2a-nofpu"); break; - case EF_SH3_NOMMU: strcat (buf, ", sh3-nommu"); break; - case EF_SH4_NOMMU_NOFPU: strcat (buf, ", sh4-nommu-nofpu"); break; - case EF_SH2A_SH4_NOFPU: strcat (buf, ", sh2a-nofpu-or-sh4-nommu-nofpu"); break; - case EF_SH2A_SH3_NOFPU: strcat (buf, ", sh2a-nofpu-or-sh3-nommu"); break; - case EF_SH2A_SH4: strcat (buf, ", sh2a-or-sh4"); break; - case EF_SH2A_SH3E: strcat (buf, ", sh2a-or-sh3e"); break; - default: strcat (buf, _(", unknown ISA")); break; - } - - if (e_flags & EF_SH_PIC) - strcat (buf, ", pic"); - - if (e_flags & EF_SH_FDPIC) - strcat (buf, ", fdpic"); - break; - - case EM_SPARCV9: - if (e_flags & EF_SPARC_32PLUS) - strcat (buf, ", v8+"); - - if (e_flags & EF_SPARC_SUN_US1) - strcat (buf, ", ultrasparcI"); - - if (e_flags & EF_SPARC_SUN_US3) - strcat (buf, ", ultrasparcIII"); - - if (e_flags & EF_SPARC_HAL_R1) - strcat (buf, ", halr1"); - - if (e_flags & EF_SPARC_LEDATA) - strcat (buf, ", ledata"); - - if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_TSO) - strcat (buf, ", tso"); - - if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_PSO) - strcat (buf, ", pso"); - - if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_RMO) - strcat (buf, ", rmo"); - break; - - case EM_PARISC: - switch (e_flags & EF_PARISC_ARCH) - { - case EFA_PARISC_1_0: - strcpy (buf, ", PA-RISC 1.0"); - break; - case EFA_PARISC_1_1: - strcpy (buf, ", PA-RISC 1.1"); - break; - case EFA_PARISC_2_0: - strcpy (buf, ", PA-RISC 2.0"); - break; - default: - break; - } - if (e_flags & EF_PARISC_TRAPNIL) - strcat (buf, ", trapnil"); - if (e_flags & EF_PARISC_EXT) - strcat (buf, ", ext"); - if (e_flags & EF_PARISC_LSB) - strcat (buf, ", lsb"); - if (e_flags & EF_PARISC_WIDE) - strcat (buf, ", wide"); - if (e_flags & EF_PARISC_NO_KABP) - strcat (buf, ", no kabp"); - if (e_flags & EF_PARISC_LAZYSWAP) - strcat (buf, ", lazyswap"); - break; - - case EM_PJ: - case EM_PJ_OLD: - if ((e_flags & EF_PICOJAVA_NEWCALLS) == EF_PICOJAVA_NEWCALLS) - strcat (buf, ", new calling convention"); - - if ((e_flags & EF_PICOJAVA_GNUCALLS) == EF_PICOJAVA_GNUCALLS) - strcat (buf, ", gnu calling convention"); - break; - - case EM_IA_64: - if ((e_flags & EF_IA_64_ABI64)) - strcat (buf, ", 64-bit"); - else - strcat (buf, ", 32-bit"); - if ((e_flags & EF_IA_64_REDUCEDFP)) - strcat (buf, ", reduced fp model"); - if ((e_flags & EF_IA_64_NOFUNCDESC_CONS_GP)) - strcat (buf, ", no function descriptors, constant gp"); - else if ((e_flags & EF_IA_64_CONS_GP)) - strcat (buf, ", constant gp"); - if ((e_flags & EF_IA_64_ABSOLUTE)) - strcat (buf, ", absolute"); - if (elf_header.e_ident[EI_OSABI] == ELFOSABI_OPENVMS) - { - if ((e_flags & EF_IA_64_VMS_LINKAGES)) - strcat (buf, ", vms_linkages"); - switch ((e_flags & EF_IA_64_VMS_COMCOD)) - { - case EF_IA_64_VMS_COMCOD_SUCCESS: - break; - case EF_IA_64_VMS_COMCOD_WARNING: - strcat (buf, ", warning"); - break; - case EF_IA_64_VMS_COMCOD_ERROR: - strcat (buf, ", error"); - break; - case EF_IA_64_VMS_COMCOD_ABORT: - strcat (buf, ", abort"); - break; - default: - abort (); - } - } - break; - - case EM_VAX: - if ((e_flags & EF_VAX_NONPIC)) - strcat (buf, ", non-PIC"); - if ((e_flags & EF_VAX_DFLOAT)) - strcat (buf, ", D-Float"); - if ((e_flags & EF_VAX_GFLOAT)) - strcat (buf, ", G-Float"); - break; - - case EM_RL78: - if (e_flags & E_FLAG_RL78_G10) - strcat (buf, ", G10"); - break; - - case EM_RX: - if (e_flags & E_FLAG_RX_64BIT_DOUBLES) - strcat (buf, ", 64-bit doubles"); - if (e_flags & E_FLAG_RX_DSP) - strcat (buf, ", dsp"); - if (e_flags & E_FLAG_RX_PID) - strcat (buf, ", pid"); - if (e_flags & E_FLAG_RX_ABI) - strcat (buf, ", RX ABI"); - break; - - case EM_S390: - if (e_flags & EF_S390_HIGH_GPRS) - strcat (buf, ", highgprs"); - break; - - case EM_TI_C6000: - if ((e_flags & EF_C6000_REL)) - strcat (buf, ", relocatable module"); - break; - - case EM_MSP430: - strcat (buf, _(": architecture variant: ")); - switch (e_flags & EF_MSP430_MACH) - { - case E_MSP430_MACH_MSP430x11: strcat (buf, "MSP430x11"); break; - case E_MSP430_MACH_MSP430x11x1 : strcat (buf, "MSP430x11x1 "); break; - case E_MSP430_MACH_MSP430x12: strcat (buf, "MSP430x12"); break; - case E_MSP430_MACH_MSP430x13: strcat (buf, "MSP430x13"); break; - case E_MSP430_MACH_MSP430x14: strcat (buf, "MSP430x14"); break; - case E_MSP430_MACH_MSP430x15: strcat (buf, "MSP430x15"); break; - case E_MSP430_MACH_MSP430x16: strcat (buf, "MSP430x16"); break; - case E_MSP430_MACH_MSP430x31: strcat (buf, "MSP430x31"); break; - case E_MSP430_MACH_MSP430x32: strcat (buf, "MSP430x32"); break; - case E_MSP430_MACH_MSP430x33: strcat (buf, "MSP430x33"); break; - case E_MSP430_MACH_MSP430x41: strcat (buf, "MSP430x41"); break; - case E_MSP430_MACH_MSP430x42: strcat (buf, "MSP430x42"); break; - case E_MSP430_MACH_MSP430x43: strcat (buf, "MSP430x43"); break; - case E_MSP430_MACH_MSP430x44: strcat (buf, "MSP430x44"); break; - case E_MSP430_MACH_MSP430X : strcat (buf, "MSP430X"); break; - default: - strcat (buf, _(": unknown")); break; - } - - if (e_flags & ~ EF_MSP430_MACH) - strcat (buf, _(": unknown extra flag bits also present")); - } - } - - return buf; -} - -static const char * -get_osabi_name (unsigned int osabi) -{ - static char buff[32]; - - switch (osabi) - { - case ELFOSABI_NONE: return "UNIX - System V"; - case ELFOSABI_HPUX: return "UNIX - HP-UX"; - case ELFOSABI_NETBSD: return "UNIX - NetBSD"; - case ELFOSABI_GNU: return "UNIX - GNU"; - case ELFOSABI_SOLARIS: return "UNIX - Solaris"; - case ELFOSABI_AIX: return "UNIX - AIX"; - case ELFOSABI_IRIX: return "UNIX - IRIX"; - case ELFOSABI_FREEBSD: return "UNIX - FreeBSD"; - case ELFOSABI_TRU64: return "UNIX - TRU64"; - case ELFOSABI_MODESTO: return "Novell - Modesto"; - case ELFOSABI_OPENBSD: return "UNIX - OpenBSD"; - case ELFOSABI_OPENVMS: return "VMS - OpenVMS"; - case ELFOSABI_NSK: return "HP - Non-Stop Kernel"; - case ELFOSABI_AROS: return "AROS"; - case ELFOSABI_FENIXOS: return "FenixOS"; - default: - if (osabi >= 64) - switch (elf_header.e_machine) - { - case EM_ARM: - switch (osabi) - { - case ELFOSABI_ARM: return "ARM"; - default: - break; - } - break; - - case EM_MSP430: - case EM_MSP430_OLD: - switch (osabi) - { - case ELFOSABI_STANDALONE: return _("Standalone App"); - default: - break; - } - break; - - case EM_TI_C6000: - switch (osabi) - { - case ELFOSABI_C6000_ELFABI: return _("Bare-metal C6000"); - case ELFOSABI_C6000_LINUX: return "Linux C6000"; - default: - break; - } - break; - - default: - break; - } - snprintf (buff, sizeof (buff), _("<unknown: %x>"), osabi); - return buff; - } -} - -static const char * -get_aarch64_segment_type (unsigned long type) -{ - switch (type) - { - case PT_AARCH64_ARCHEXT: - return "AARCH64_ARCHEXT"; - default: - break; - } - - return NULL; -} - -static const char * -get_arm_segment_type (unsigned long type) -{ - switch (type) - { - case PT_ARM_EXIDX: - return "EXIDX"; - default: - break; - } - - return NULL; -} - -static const char * -get_mips_segment_type (unsigned long type) -{ - switch (type) - { - case PT_MIPS_REGINFO: - return "REGINFO"; - case PT_MIPS_RTPROC: - return "RTPROC"; - case PT_MIPS_OPTIONS: - return "OPTIONS"; - case PT_MIPS_ABIFLAGS: - return "ABIFLAGS"; - default: - break; - } - - return NULL; -} - -static const char * -get_parisc_segment_type (unsigned long type) -{ - switch (type) - { - case PT_HP_TLS: return "HP_TLS"; - case PT_HP_CORE_NONE: return "HP_CORE_NONE"; - case PT_HP_CORE_VERSION: return "HP_CORE_VERSION"; - case PT_HP_CORE_KERNEL: return "HP_CORE_KERNEL"; - case PT_HP_CORE_COMM: return "HP_CORE_COMM"; - case PT_HP_CORE_PROC: return "HP_CORE_PROC"; - case PT_HP_CORE_LOADABLE: return "HP_CORE_LOADABLE"; - case PT_HP_CORE_STACK: return "HP_CORE_STACK"; - case PT_HP_CORE_SHM: return "HP_CORE_SHM"; - case PT_HP_CORE_MMF: return "HP_CORE_MMF"; - case PT_HP_PARALLEL: return "HP_PARALLEL"; - case PT_HP_FASTBIND: return "HP_FASTBIND"; - case PT_HP_OPT_ANNOT: return "HP_OPT_ANNOT"; - case PT_HP_HSL_ANNOT: return "HP_HSL_ANNOT"; - case PT_HP_STACK: return "HP_STACK"; - case PT_HP_CORE_UTSNAME: return "HP_CORE_UTSNAME"; - case PT_PARISC_ARCHEXT: return "PARISC_ARCHEXT"; - case PT_PARISC_UNWIND: return "PARISC_UNWIND"; - case PT_PARISC_WEAKORDER: return "PARISC_WEAKORDER"; - default: - break; - } - - return NULL; -} - -static const char * -get_ia64_segment_type (unsigned long type) -{ - switch (type) - { - case PT_IA_64_ARCHEXT: return "IA_64_ARCHEXT"; - case PT_IA_64_UNWIND: return "IA_64_UNWIND"; - case PT_HP_TLS: return "HP_TLS"; - case PT_IA_64_HP_OPT_ANOT: return "HP_OPT_ANNOT"; - case PT_IA_64_HP_HSL_ANOT: return "HP_HSL_ANNOT"; - case PT_IA_64_HP_STACK: return "HP_STACK"; - default: - break; - } - - return NULL; -} - -static const char * -get_tic6x_segment_type (unsigned long type) -{ - switch (type) - { - case PT_C6000_PHATTR: return "C6000_PHATTR"; - default: - break; - } - - return NULL; -} - -static const char * -get_segment_type (unsigned long p_type) -{ - static char buff[32]; - - switch (p_type) - { - case PT_NULL: return "NULL"; - case PT_LOAD: return "LOAD"; - case PT_DYNAMIC: return "DYNAMIC"; - case PT_INTERP: return "INTERP"; - case PT_NOTE: return "NOTE"; - case PT_SHLIB: return "SHLIB"; - case PT_PHDR: return "PHDR"; - case PT_TLS: return "TLS"; - - case PT_GNU_EH_FRAME: - return "GNU_EH_FRAME"; - case PT_GNU_STACK: return "GNU_STACK"; - case PT_GNU_RELRO: return "GNU_RELRO"; - - default: - if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC)) - { - const char * result; - - switch (elf_header.e_machine) - { - case EM_AARCH64: - result = get_aarch64_segment_type (p_type); - break; - case EM_ARM: - result = get_arm_segment_type (p_type); - break; - case EM_MIPS: - case EM_MIPS_RS3_LE: - result = get_mips_segment_type (p_type); - break; - case EM_PARISC: - result = get_parisc_segment_type (p_type); - break; - case EM_IA_64: - result = get_ia64_segment_type (p_type); - break; - case EM_TI_C6000: - result = get_tic6x_segment_type (p_type); - break; - default: - result = NULL; - break; - } - - if (result != NULL) - return result; - - sprintf (buff, "LOPROC+%lx", p_type - PT_LOPROC); - } - else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS)) - { - const char * result; - - switch (elf_header.e_machine) - { - case EM_PARISC: - result = get_parisc_segment_type (p_type); - break; - case EM_IA_64: - result = get_ia64_segment_type (p_type); - break; - default: - result = NULL; - break; - } - - if (result != NULL) - return result; - - sprintf (buff, "LOOS+%lx", p_type - PT_LOOS); - } - else - snprintf (buff, sizeof (buff), _("<unknown>: %lx"), p_type); - - return buff; - } -} - -static const char * -get_mips_section_type_name (unsigned int sh_type) -{ - switch (sh_type) - { - case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST"; - case SHT_MIPS_MSYM: return "MIPS_MSYM"; - case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT"; - case SHT_MIPS_GPTAB: return "MIPS_GPTAB"; - case SHT_MIPS_UCODE: return "MIPS_UCODE"; - case SHT_MIPS_DEBUG: return "MIPS_DEBUG"; - case SHT_MIPS_REGINFO: return "MIPS_REGINFO"; - case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE"; - case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM"; - case SHT_MIPS_RELD: return "MIPS_RELD"; - case SHT_MIPS_IFACE: return "MIPS_IFACE"; - case SHT_MIPS_CONTENT: return "MIPS_CONTENT"; - case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS"; - case SHT_MIPS_SHDR: return "MIPS_SHDR"; - case SHT_MIPS_FDESC: return "MIPS_FDESC"; - case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM"; - case SHT_MIPS_DENSE: return "MIPS_DENSE"; - case SHT_MIPS_PDESC: return "MIPS_PDESC"; - case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM"; - case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM"; - case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM"; - case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR"; - case SHT_MIPS_LINE: return "MIPS_LINE"; - case SHT_MIPS_RFDESC: return "MIPS_RFDESC"; - case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM"; - case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST"; - case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS"; - case SHT_MIPS_DWARF: return "MIPS_DWARF"; - case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL"; - case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB"; - case SHT_MIPS_EVENTS: return "MIPS_EVENTS"; - case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE"; - case SHT_MIPS_PIXIE: return "MIPS_PIXIE"; - case SHT_MIPS_XLATE: return "MIPS_XLATE"; - case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG"; - case SHT_MIPS_WHIRL: return "MIPS_WHIRL"; - case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION"; - case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD"; - case SHT_MIPS_PDR_EXCEPTION: return "MIPS_PDR_EXCEPTION"; - case SHT_MIPS_ABIFLAGS: return "MIPS_ABIFLAGS"; - default: - break; - } - return NULL; -} - -static const char * -get_parisc_section_type_name (unsigned int sh_type) -{ - switch (sh_type) - { - case SHT_PARISC_EXT: return "PARISC_EXT"; - case SHT_PARISC_UNWIND: return "PARISC_UNWIND"; - case SHT_PARISC_DOC: return "PARISC_DOC"; - case SHT_PARISC_ANNOT: return "PARISC_ANNOT"; - case SHT_PARISC_SYMEXTN: return "PARISC_SYMEXTN"; - case SHT_PARISC_STUBS: return "PARISC_STUBS"; - case SHT_PARISC_DLKM: return "PARISC_DLKM"; - default: - break; - } - return NULL; -} - -static const char * -get_ia64_section_type_name (unsigned int sh_type) -{ - /* If the top 8 bits are 0x78 the next 8 are the os/abi ID. */ - if ((sh_type & 0xFF000000) == SHT_IA_64_LOPSREG) - return get_osabi_name ((sh_type & 0x00FF0000) >> 16); - - switch (sh_type) - { - case SHT_IA_64_EXT: return "IA_64_EXT"; - case SHT_IA_64_UNWIND: return "IA_64_UNWIND"; - case SHT_IA_64_PRIORITY_INIT: return "IA_64_PRIORITY_INIT"; - case SHT_IA_64_VMS_TRACE: return "VMS_TRACE"; - case SHT_IA_64_VMS_TIE_SIGNATURES: return "VMS_TIE_SIGNATURES"; - case SHT_IA_64_VMS_DEBUG: return "VMS_DEBUG"; - case SHT_IA_64_VMS_DEBUG_STR: return "VMS_DEBUG_STR"; - case SHT_IA_64_VMS_LINKAGES: return "VMS_LINKAGES"; - case SHT_IA_64_VMS_SYMBOL_VECTOR: return "VMS_SYMBOL_VECTOR"; - case SHT_IA_64_VMS_FIXUP: return "VMS_FIXUP"; - default: - break; - } - return NULL; -} - -static const char * -get_x86_64_section_type_name (unsigned int sh_type) -{ - switch (sh_type) - { - case SHT_X86_64_UNWIND: return "X86_64_UNWIND"; - default: - break; - } - return NULL; -} - -static const char * -get_aarch64_section_type_name (unsigned int sh_type) -{ - switch (sh_type) - { - case SHT_AARCH64_ATTRIBUTES: - return "AARCH64_ATTRIBUTES"; - default: - break; - } - return NULL; -} - -static const char * -get_arm_section_type_name (unsigned int sh_type) -{ - switch (sh_type) - { - case SHT_ARM_EXIDX: return "ARM_EXIDX"; - case SHT_ARM_PREEMPTMAP: return "ARM_PREEMPTMAP"; - case SHT_ARM_ATTRIBUTES: return "ARM_ATTRIBUTES"; - case SHT_ARM_DEBUGOVERLAY: return "ARM_DEBUGOVERLAY"; - case SHT_ARM_OVERLAYSECTION: return "ARM_OVERLAYSECTION"; - default: - break; - } - return NULL; -} - -static const char * -get_tic6x_section_type_name (unsigned int sh_type) -{ - switch (sh_type) - { - case SHT_C6000_UNWIND: - return "C6000_UNWIND"; - case SHT_C6000_PREEMPTMAP: - return "C6000_PREEMPTMAP"; - case SHT_C6000_ATTRIBUTES: - return "C6000_ATTRIBUTES"; - case SHT_TI_ICODE: - return "TI_ICODE"; - case SHT_TI_XREF: - return "TI_XREF"; - case SHT_TI_HANDLER: - return "TI_HANDLER"; - case SHT_TI_INITINFO: - return "TI_INITINFO"; - case SHT_TI_PHATTRS: - return "TI_PHATTRS"; - default: - break; - } - return NULL; -} - -static const char * -get_msp430x_section_type_name (unsigned int sh_type) -{ - switch (sh_type) - { - case SHT_MSP430_SEC_FLAGS: return "MSP430_SEC_FLAGS"; - case SHT_MSP430_SYM_ALIASES: return "MSP430_SYM_ALIASES"; - case SHT_MSP430_ATTRIBUTES: return "MSP430_ATTRIBUTES"; - default: return NULL; - } -} - -static const char * -get_section_type_name (unsigned int sh_type) -{ - static char buff[32]; - - switch (sh_type) - { - case SHT_NULL: return "NULL"; - case SHT_PROGBITS: return "PROGBITS"; - case SHT_SYMTAB: return "SYMTAB"; - case SHT_STRTAB: return "STRTAB"; - case SHT_RELA: return "RELA"; - case SHT_HASH: return "HASH"; - case SHT_DYNAMIC: return "DYNAMIC"; - case SHT_NOTE: return "NOTE"; - case SHT_NOBITS: return "NOBITS"; - case SHT_REL: return "REL"; - case SHT_SHLIB: return "SHLIB"; - case SHT_DYNSYM: return "DYNSYM"; - case SHT_INIT_ARRAY: return "INIT_ARRAY"; - case SHT_FINI_ARRAY: return "FINI_ARRAY"; - case SHT_PREINIT_ARRAY: return "PREINIT_ARRAY"; - case SHT_GNU_HASH: return "GNU_HASH"; - case SHT_GROUP: return "GROUP"; - case SHT_SYMTAB_SHNDX: return "SYMTAB SECTION INDICIES"; - case SHT_GNU_verdef: return "VERDEF"; - case SHT_GNU_verneed: return "VERNEED"; - case SHT_GNU_versym: return "VERSYM"; - case 0x6ffffff0: return "VERSYM"; - case 0x6ffffffc: return "VERDEF"; - case 0x7ffffffd: return "AUXILIARY"; - case 0x7fffffff: return "FILTER"; - case SHT_GNU_LIBLIST: return "GNU_LIBLIST"; - - default: - if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC)) - { - const char * result; - - switch (elf_header.e_machine) - { - case EM_MIPS: - case EM_MIPS_RS3_LE: - result = get_mips_section_type_name (sh_type); - break; - case EM_PARISC: - result = get_parisc_section_type_name (sh_type); - break; - case EM_IA_64: - result = get_ia64_section_type_name (sh_type); - break; - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - result = get_x86_64_section_type_name (sh_type); - break; - case EM_AARCH64: - result = get_aarch64_section_type_name (sh_type); - break; - case EM_ARM: - result = get_arm_section_type_name (sh_type); - break; - case EM_TI_C6000: - result = get_tic6x_section_type_name (sh_type); - break; - case EM_MSP430: - result = get_msp430x_section_type_name (sh_type); - break; - default: - result = NULL; - break; - } - - if (result != NULL) - return result; - - sprintf (buff, "LOPROC+%x", sh_type - SHT_LOPROC); - } - else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS)) - { - const char * result; - - switch (elf_header.e_machine) - { - case EM_IA_64: - result = get_ia64_section_type_name (sh_type); - break; - default: - result = NULL; - break; - } - - if (result != NULL) - return result; - - sprintf (buff, "LOOS+%x", sh_type - SHT_LOOS); - } - else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER)) - sprintf (buff, "LOUSER+%x", sh_type - SHT_LOUSER); - else - /* This message is probably going to be displayed in a 15 - character wide field, so put the hex value first. */ - snprintf (buff, sizeof (buff), _("%08x: <unknown>"), sh_type); - - return buff; - } -} - -#define OPTION_DEBUG_DUMP 512 -#define OPTION_DYN_SYMS 513 -#define OPTION_DWARF_DEPTH 514 -#define OPTION_DWARF_START 515 -#define OPTION_DWARF_CHECK 516 - -static struct option options[] = -{ - {"all", no_argument, 0, 'a'}, - {"file-header", no_argument, 0, 'h'}, - {"program-headers", no_argument, 0, 'l'}, - {"headers", no_argument, 0, 'e'}, - {"histogram", no_argument, 0, 'I'}, - {"segments", no_argument, 0, 'l'}, - {"sections", no_argument, 0, 'S'}, - {"section-headers", no_argument, 0, 'S'}, - {"section-groups", no_argument, 0, 'g'}, - {"section-details", no_argument, 0, 't'}, - {"full-section-name",no_argument, 0, 'N'}, - {"symbols", no_argument, 0, 's'}, - {"syms", no_argument, 0, 's'}, - {"dyn-syms", no_argument, 0, OPTION_DYN_SYMS}, - {"relocs", no_argument, 0, 'r'}, - {"notes", no_argument, 0, 'n'}, - {"dynamic", no_argument, 0, 'd'}, - {"arch-specific", no_argument, 0, 'A'}, - {"version-info", no_argument, 0, 'V'}, - {"use-dynamic", no_argument, 0, 'D'}, - {"unwind", no_argument, 0, 'u'}, - {"archive-index", no_argument, 0, 'c'}, - {"hex-dump", required_argument, 0, 'x'}, - {"relocated-dump", required_argument, 0, 'R'}, - {"string-dump", required_argument, 0, 'p'}, -#ifdef SUPPORT_DISASSEMBLY - {"instruction-dump", required_argument, 0, 'i'}, -#endif - {"debug-dump", optional_argument, 0, OPTION_DEBUG_DUMP}, - - {"dwarf-depth", required_argument, 0, OPTION_DWARF_DEPTH}, - {"dwarf-start", required_argument, 0, OPTION_DWARF_START}, - {"dwarf-check", no_argument, 0, OPTION_DWARF_CHECK}, - - {"version", no_argument, 0, 'v'}, - {"wide", no_argument, 0, 'W'}, - {"help", no_argument, 0, 'H'}, - {0, no_argument, 0, 0} -}; - -static void -usage (FILE * stream) -{ - fprintf (stream, _("Usage: readelf <option(s)> elf-file(s)\n")); - fprintf (stream, _(" Display information about the contents of ELF format files\n")); - fprintf (stream, _(" Options are:\n\ - -a --all Equivalent to: -h -l -S -s -r -d -V -A -I\n\ - -h --file-header Display the ELF file header\n\ - -l --program-headers Display the program headers\n\ - --segments An alias for --program-headers\n\ - -S --section-headers Display the sections' header\n\ - --sections An alias for --section-headers\n\ - -g --section-groups Display the section groups\n\ - -t --section-details Display the section details\n\ - -e --headers Equivalent to: -h -l -S\n\ - -s --syms Display the symbol table\n\ - --symbols An alias for --syms\n\ - --dyn-syms Display the dynamic symbol table\n\ - -n --notes Display the core notes (if present)\n\ - -r --relocs Display the relocations (if present)\n\ - -u --unwind Display the unwind info (if present)\n\ - -d --dynamic Display the dynamic section (if present)\n\ - -V --version-info Display the version sections (if present)\n\ - -A --arch-specific Display architecture specific information (if any)\n\ - -c --archive-index Display the symbol/file index in an archive\n\ - -D --use-dynamic Use the dynamic section info when displaying symbols\n\ - -x --hex-dump=<number|name>\n\ - Dump the contents of section <number|name> as bytes\n\ - -p --string-dump=<number|name>\n\ - Dump the contents of section <number|name> as strings\n\ - -R --relocated-dump=<number|name>\n\ - Dump the contents of section <number|name> as relocated bytes\n\ - -w[lLiaprmfFsoRt] or\n\ - --debug-dump[=rawline,=decodedline,=info,=abbrev,=pubnames,=aranges,=macro,=frames,\n\ - =frames-interp,=str,=loc,=Ranges,=pubtypes,\n\ - =gdb_index,=trace_info,=trace_abbrev,=trace_aranges,\n\ - =addr,=cu_index]\n\ - Display the contents of DWARF2 debug sections\n")); - fprintf (stream, _("\ - --dwarf-depth=N Do not display DIEs at depth N or greater\n\ - --dwarf-start=N Display DIEs starting with N, at the same depth\n\ - or deeper\n")); -#ifdef SUPPORT_DISASSEMBLY - fprintf (stream, _("\ - -i --instruction-dump=<number|name>\n\ - Disassemble the contents of section <number|name>\n")); -#endif - fprintf (stream, _("\ - -I --histogram Display histogram of bucket list lengths\n\ - -W --wide Allow output width to exceed 80 characters\n\ - @<file> Read options from <file>\n\ - -H --help Display this information\n\ - -v --version Display the version number of readelf\n")); - - if (REPORT_BUGS_TO[0] && stream == stdout) - fprintf (stdout, _("Report bugs to %s\n"), REPORT_BUGS_TO); - - exit (stream == stdout ? 0 : 1); -} - -/* Record the fact that the user wants the contents of section number - SECTION to be displayed using the method(s) encoded as flags bits - in TYPE. Note, TYPE can be zero if we are creating the array for - the first time. */ - -static void -request_dump_bynumber (unsigned int section, dump_type type) -{ - if (section >= num_dump_sects) - { - dump_type * new_dump_sects; - - new_dump_sects = (dump_type *) calloc (section + 1, - sizeof (* dump_sects)); - - if (new_dump_sects == NULL) - error (_("Out of memory allocating dump request table.\n")); - else - { - /* Copy current flag settings. */ - memcpy (new_dump_sects, dump_sects, num_dump_sects * sizeof (* dump_sects)); - - free (dump_sects); - - dump_sects = new_dump_sects; - num_dump_sects = section + 1; - } - } - - if (dump_sects) - dump_sects[section] |= type; - - return; -} - -/* Request a dump by section name. */ - -static void -request_dump_byname (const char * section, dump_type type) -{ - struct dump_list_entry * new_request; - - new_request = (struct dump_list_entry *) - malloc (sizeof (struct dump_list_entry)); - if (!new_request) - error (_("Out of memory allocating dump request table.\n")); - - new_request->name = strdup (section); - if (!new_request->name) - error (_("Out of memory allocating dump request table.\n")); - - new_request->type = type; - - new_request->next = dump_sects_byname; - dump_sects_byname = new_request; -} - -static inline void -request_dump (dump_type type) -{ - int section; - char * cp; - - do_dump++; - section = strtoul (optarg, & cp, 0); - - if (! *cp && section >= 0) - request_dump_bynumber (section, type); - else - request_dump_byname (optarg, type); -} - - -static void -parse_args (int argc, char ** argv) -{ - int c; - - if (argc < 2) - usage (stderr); - - while ((c = getopt_long - (argc, argv, "ADHINR:SVWacdeghi:lnp:rstuvw::x:", options, NULL)) != EOF) - { - switch (c) - { - case 0: - /* Long options. */ - break; - case 'H': - usage (stdout); - break; - - case 'a': - do_syms++; - do_reloc++; - do_unwind++; - do_dynamic++; - do_header++; - do_sections++; - do_section_groups++; - do_segments++; - do_version++; - do_histogram++; - do_arch++; - do_notes++; - break; - case 'g': - do_section_groups++; - break; - case 't': - case 'N': - do_sections++; - do_section_details++; - break; - case 'e': - do_header++; - do_sections++; - do_segments++; - break; - case 'A': - do_arch++; - break; - case 'D': - do_using_dynamic++; - break; - case 'r': - do_reloc++; - break; - case 'u': - do_unwind++; - break; - case 'h': - do_header++; - break; - case 'l': - do_segments++; - break; - case 's': - do_syms++; - break; - case 'S': - do_sections++; - break; - case 'd': - do_dynamic++; - break; - case 'I': - do_histogram++; - break; - case 'n': - do_notes++; - break; - case 'c': - do_archive_index++; - break; - case 'x': - request_dump (HEX_DUMP); - break; - case 'p': - request_dump (STRING_DUMP); - break; - case 'R': - request_dump (RELOC_DUMP); - break; - case 'w': - do_dump++; - if (optarg == 0) - { - do_debugging = 1; - dwarf_select_sections_all (); - } - else - { - do_debugging = 0; - dwarf_select_sections_by_letters (optarg); - } - break; - case OPTION_DEBUG_DUMP: - do_dump++; - if (optarg == 0) - do_debugging = 1; - else - { - do_debugging = 0; - dwarf_select_sections_by_names (optarg); - } - break; - case OPTION_DWARF_DEPTH: - { - char *cp; - - dwarf_cutoff_level = strtoul (optarg, & cp, 0); - } - break; - case OPTION_DWARF_START: - { - char *cp; - - dwarf_start_die = strtoul (optarg, & cp, 0); - } - break; - case OPTION_DWARF_CHECK: - dwarf_check = 1; - break; - case OPTION_DYN_SYMS: - do_dyn_syms++; - break; -#ifdef SUPPORT_DISASSEMBLY - case 'i': - request_dump (DISASS_DUMP); - break; -#endif - case 'v': - print_version (program_name); - break; - case 'V': - do_version++; - break; - case 'W': - do_wide++; - break; - default: - /* xgettext:c-format */ - error (_("Invalid option '-%c'\n"), c); - /* Drop through. */ - case '?': - usage (stderr); - } - } - - if (!do_dynamic && !do_syms && !do_reloc && !do_unwind && !do_sections - && !do_segments && !do_header && !do_dump && !do_version - && !do_histogram && !do_debugging && !do_arch && !do_notes - && !do_section_groups && !do_archive_index - && !do_dyn_syms) - usage (stderr); - else if (argc < 3) - { - warn (_("Nothing to do.\n")); - usage (stderr); - } -} - -static const char * -get_elf_class (unsigned int elf_class) -{ - static char buff[32]; - - switch (elf_class) - { - case ELFCLASSNONE: return _("none"); - case ELFCLASS32: return "ELF32"; - case ELFCLASS64: return "ELF64"; - default: - snprintf (buff, sizeof (buff), _("<unknown: %x>"), elf_class); - return buff; - } -} - -static const char * -get_data_encoding (unsigned int encoding) -{ - static char buff[32]; - - switch (encoding) - { - case ELFDATANONE: return _("none"); - case ELFDATA2LSB: return _("2's complement, little endian"); - case ELFDATA2MSB: return _("2's complement, big endian"); - default: - snprintf (buff, sizeof (buff), _("<unknown: %x>"), encoding); - return buff; - } -} - -/* Decode the data held in 'elf_header'. */ - -static int -process_file_header (void) -{ - if ( elf_header.e_ident[EI_MAG0] != ELFMAG0 - || elf_header.e_ident[EI_MAG1] != ELFMAG1 - || elf_header.e_ident[EI_MAG2] != ELFMAG2 - || elf_header.e_ident[EI_MAG3] != ELFMAG3) - { - error - (_("Not an ELF file - it has the wrong magic bytes at the start\n")); - return 0; - } - - init_dwarf_regnames (elf_header.e_machine); - - if (do_header) - { - int i; - - printf (_("ELF Header:\n")); - printf (_(" Magic: ")); - for (i = 0; i < EI_NIDENT; i++) - printf ("%2.2x ", elf_header.e_ident[i]); - printf ("\n"); - printf (_(" Class: %s\n"), - get_elf_class (elf_header.e_ident[EI_CLASS])); - printf (_(" Data: %s\n"), - get_data_encoding (elf_header.e_ident[EI_DATA])); - printf (_(" Version: %d %s\n"), - elf_header.e_ident[EI_VERSION], - (elf_header.e_ident[EI_VERSION] == EV_CURRENT - ? "(current)" - : (elf_header.e_ident[EI_VERSION] != EV_NONE - ? _("<unknown: %lx>") - : ""))); - printf (_(" OS/ABI: %s\n"), - get_osabi_name (elf_header.e_ident[EI_OSABI])); - printf (_(" ABI Version: %d\n"), - elf_header.e_ident[EI_ABIVERSION]); - printf (_(" Type: %s\n"), - get_file_type (elf_header.e_type)); - printf (_(" Machine: %s\n"), - get_machine_name (elf_header.e_machine)); - printf (_(" Version: 0x%lx\n"), - (unsigned long) elf_header.e_version); - - printf (_(" Entry point address: ")); - print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX); - printf (_("\n Start of program headers: ")); - print_vma ((bfd_vma) elf_header.e_phoff, DEC); - printf (_(" (bytes into file)\n Start of section headers: ")); - print_vma ((bfd_vma) elf_header.e_shoff, DEC); - printf (_(" (bytes into file)\n")); - - printf (_(" Flags: 0x%lx%s\n"), - (unsigned long) elf_header.e_flags, - get_machine_flags (elf_header.e_flags, elf_header.e_machine)); - printf (_(" Size of this header: %ld (bytes)\n"), - (long) elf_header.e_ehsize); - printf (_(" Size of program headers: %ld (bytes)\n"), - (long) elf_header.e_phentsize); - printf (_(" Number of program headers: %ld"), - (long) elf_header.e_phnum); - if (section_headers != NULL - && elf_header.e_phnum == PN_XNUM - && section_headers[0].sh_info != 0) - printf (" (%ld)", (long) section_headers[0].sh_info); - putc ('\n', stdout); - printf (_(" Size of section headers: %ld (bytes)\n"), - (long) elf_header.e_shentsize); - printf (_(" Number of section headers: %ld"), - (long) elf_header.e_shnum); - if (section_headers != NULL && elf_header.e_shnum == SHN_UNDEF) - printf (" (%ld)", (long) section_headers[0].sh_size); - putc ('\n', stdout); - printf (_(" Section header string table index: %ld"), - (long) elf_header.e_shstrndx); - if (section_headers != NULL - && elf_header.e_shstrndx == (SHN_XINDEX & 0xffff)) - printf (" (%u)", section_headers[0].sh_link); - else if (elf_header.e_shstrndx != SHN_UNDEF - && elf_header.e_shstrndx >= elf_header.e_shnum) - printf (_(" <corrupt: out of range>")); - putc ('\n', stdout); - } - - if (section_headers != NULL) - { - if (elf_header.e_phnum == PN_XNUM - && section_headers[0].sh_info != 0) - elf_header.e_phnum = section_headers[0].sh_info; - if (elf_header.e_shnum == SHN_UNDEF) - elf_header.e_shnum = section_headers[0].sh_size; - if (elf_header.e_shstrndx == (SHN_XINDEX & 0xffff)) - elf_header.e_shstrndx = section_headers[0].sh_link; - else if (elf_header.e_shstrndx >= elf_header.e_shnum) - elf_header.e_shstrndx = SHN_UNDEF; - free (section_headers); - section_headers = NULL; - } - - return 1; -} - - -static int -get_32bit_program_headers (FILE * file, Elf_Internal_Phdr * pheaders) -{ - Elf32_External_Phdr * phdrs; - Elf32_External_Phdr * external; - Elf_Internal_Phdr * internal; - unsigned int i; - - phdrs = (Elf32_External_Phdr *) get_data (NULL, file, elf_header.e_phoff, - elf_header.e_phentsize, - elf_header.e_phnum, - _("program headers")); - if (!phdrs) - return 0; - - for (i = 0, internal = pheaders, external = phdrs; - i < elf_header.e_phnum; - i++, internal++, external++) - { - internal->p_type = BYTE_GET (external->p_type); - internal->p_offset = BYTE_GET (external->p_offset); - internal->p_vaddr = BYTE_GET (external->p_vaddr); - internal->p_paddr = BYTE_GET (external->p_paddr); - internal->p_filesz = BYTE_GET (external->p_filesz); - internal->p_memsz = BYTE_GET (external->p_memsz); - internal->p_flags = BYTE_GET (external->p_flags); - internal->p_align = BYTE_GET (external->p_align); - } - - free (phdrs); - - return 1; -} - -static int -get_64bit_program_headers (FILE * file, Elf_Internal_Phdr * pheaders) -{ - Elf64_External_Phdr * phdrs; - Elf64_External_Phdr * external; - Elf_Internal_Phdr * internal; - unsigned int i; - - phdrs = (Elf64_External_Phdr *) get_data (NULL, file, elf_header.e_phoff, - elf_header.e_phentsize, - elf_header.e_phnum, - _("program headers")); - if (!phdrs) - return 0; - - for (i = 0, internal = pheaders, external = phdrs; - i < elf_header.e_phnum; - i++, internal++, external++) - { - internal->p_type = BYTE_GET (external->p_type); - internal->p_flags = BYTE_GET (external->p_flags); - internal->p_offset = BYTE_GET (external->p_offset); - internal->p_vaddr = BYTE_GET (external->p_vaddr); - internal->p_paddr = BYTE_GET (external->p_paddr); - internal->p_filesz = BYTE_GET (external->p_filesz); - internal->p_memsz = BYTE_GET (external->p_memsz); - internal->p_align = BYTE_GET (external->p_align); - } - - free (phdrs); - - return 1; -} - -/* Returns 1 if the program headers were read into `program_headers'. */ - -static int -get_program_headers (FILE * file) -{ - Elf_Internal_Phdr * phdrs; - - /* Check cache of prior read. */ - if (program_headers != NULL) - return 1; - - phdrs = (Elf_Internal_Phdr *) cmalloc (elf_header.e_phnum, - sizeof (Elf_Internal_Phdr)); - - if (phdrs == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - if (is_32bit_elf - ? get_32bit_program_headers (file, phdrs) - : get_64bit_program_headers (file, phdrs)) - { - program_headers = phdrs; - return 1; - } - - free (phdrs); - return 0; -} - -/* Returns 1 if the program headers were loaded. */ - -static int -process_program_headers (FILE * file) -{ - Elf_Internal_Phdr * segment; - unsigned int i; - - if (elf_header.e_phnum == 0) - { - /* PR binutils/12467. */ - if (elf_header.e_phoff != 0) - warn (_("possibly corrupt ELF header - it has a non-zero program" - " header offset, but no program headers")); - else if (do_segments) - printf (_("\nThere are no program headers in this file.\n")); - return 0; - } - - if (do_segments && !do_header) - { - printf (_("\nElf file type is %s\n"), get_file_type (elf_header.e_type)); - printf (_("Entry point ")); - print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX); - printf (_("\nThere are %d program headers, starting at offset "), - elf_header.e_phnum); - print_vma ((bfd_vma) elf_header.e_phoff, DEC); - printf ("\n"); - } - - if (! get_program_headers (file)) - return 0; - - if (do_segments) - { - if (elf_header.e_phnum > 1) - printf (_("\nProgram Headers:\n")); - else - printf (_("\nProgram Headers:\n")); - - if (is_32bit_elf) - printf - (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n")); - else if (do_wide) - printf - (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n")); - else - { - printf - (_(" Type Offset VirtAddr PhysAddr\n")); - printf - (_(" FileSiz MemSiz Flags Align\n")); - } - } - - dynamic_addr = 0; - dynamic_size = 0; - - for (i = 0, segment = program_headers; - i < elf_header.e_phnum; - i++, segment++) - { - if (do_segments) - { - printf (" %-14.14s ", get_segment_type (segment->p_type)); - - if (is_32bit_elf) - { - printf ("0x%6.6lx ", (unsigned long) segment->p_offset); - printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr); - printf ("0x%8.8lx ", (unsigned long) segment->p_paddr); - printf ("0x%5.5lx ", (unsigned long) segment->p_filesz); - printf ("0x%5.5lx ", (unsigned long) segment->p_memsz); - printf ("%c%c%c ", - (segment->p_flags & PF_R ? 'R' : ' '), - (segment->p_flags & PF_W ? 'W' : ' '), - (segment->p_flags & PF_X ? 'E' : ' ')); - printf ("%#lx", (unsigned long) segment->p_align); - } - else if (do_wide) - { - if ((unsigned long) segment->p_offset == segment->p_offset) - printf ("0x%6.6lx ", (unsigned long) segment->p_offset); - else - { - print_vma (segment->p_offset, FULL_HEX); - putchar (' '); - } - - print_vma (segment->p_vaddr, FULL_HEX); - putchar (' '); - print_vma (segment->p_paddr, FULL_HEX); - putchar (' '); - - if ((unsigned long) segment->p_filesz == segment->p_filesz) - printf ("0x%6.6lx ", (unsigned long) segment->p_filesz); - else - { - print_vma (segment->p_filesz, FULL_HEX); - putchar (' '); - } - - if ((unsigned long) segment->p_memsz == segment->p_memsz) - printf ("0x%6.6lx", (unsigned long) segment->p_memsz); - else - { - print_vma (segment->p_memsz, FULL_HEX); - } - - printf (" %c%c%c ", - (segment->p_flags & PF_R ? 'R' : ' '), - (segment->p_flags & PF_W ? 'W' : ' '), - (segment->p_flags & PF_X ? 'E' : ' ')); - - if ((unsigned long) segment->p_align == segment->p_align) - printf ("%#lx", (unsigned long) segment->p_align); - else - { - print_vma (segment->p_align, PREFIX_HEX); - } - } - else - { - print_vma (segment->p_offset, FULL_HEX); - putchar (' '); - print_vma (segment->p_vaddr, FULL_HEX); - putchar (' '); - print_vma (segment->p_paddr, FULL_HEX); - printf ("\n "); - print_vma (segment->p_filesz, FULL_HEX); - putchar (' '); - print_vma (segment->p_memsz, FULL_HEX); - printf (" %c%c%c ", - (segment->p_flags & PF_R ? 'R' : ' '), - (segment->p_flags & PF_W ? 'W' : ' '), - (segment->p_flags & PF_X ? 'E' : ' ')); - print_vma (segment->p_align, HEX); - } - } - - switch (segment->p_type) - { - case PT_DYNAMIC: - if (dynamic_addr) - error (_("more than one dynamic segment\n")); - - /* By default, assume that the .dynamic section is the first - section in the DYNAMIC segment. */ - dynamic_addr = segment->p_offset; - dynamic_size = segment->p_filesz; - - /* Try to locate the .dynamic section. If there is - a section header table, we can easily locate it. */ - if (section_headers != NULL) - { - Elf_Internal_Shdr * sec; - - sec = find_section (".dynamic"); - if (sec == NULL || sec->sh_size == 0) - { - /* A corresponding .dynamic section is expected, but on - IA-64/OpenVMS it is OK for it to be missing. */ - if (!is_ia64_vms ()) - error (_("no .dynamic section in the dynamic segment\n")); - break; - } - - if (sec->sh_type == SHT_NOBITS) - { - dynamic_size = 0; - break; - } - - dynamic_addr = sec->sh_offset; - dynamic_size = sec->sh_size; - - if (dynamic_addr < segment->p_offset - || dynamic_addr > segment->p_offset + segment->p_filesz) - warn (_("the .dynamic section is not contained" - " within the dynamic segment\n")); - else if (dynamic_addr > segment->p_offset) - warn (_("the .dynamic section is not the first section" - " in the dynamic segment.\n")); - } - break; - - case PT_INTERP: - if (fseek (file, archive_file_offset + (long) segment->p_offset, - SEEK_SET)) - error (_("Unable to find program interpreter name\n")); - else - { - char fmt [32]; - int ret = snprintf (fmt, sizeof (fmt), "%%%ds", PATH_MAX); - - if (ret >= (int) sizeof (fmt) || ret < 0) - error (_("Internal error: failed to create format string to display program interpreter\n")); - - program_interpreter[0] = 0; - if (fscanf (file, fmt, program_interpreter) <= 0) - error (_("Unable to read program interpreter name\n")); - - if (do_segments) - printf (_("\n [Requesting program interpreter: %s]"), - program_interpreter); - } - break; - } - - if (do_segments) - putc ('\n', stdout); - } - - if (do_segments && section_headers != NULL && string_table != NULL) - { - printf (_("\n Section to Segment mapping:\n")); - printf (_(" Segment Sections...\n")); - - for (i = 0; i < elf_header.e_phnum; i++) - { - unsigned int j; - Elf_Internal_Shdr * section; - - segment = program_headers + i; - section = section_headers + 1; - - printf (" %2.2d ", i); - - for (j = 1; j < elf_header.e_shnum; j++, section++) - { - if (!ELF_TBSS_SPECIAL (section, segment) - && ELF_SECTION_IN_SEGMENT_STRICT (section, segment)) - printf ("%s ", SECTION_NAME (section)); - } - - putc ('\n',stdout); - } - } - - return 1; -} - - -/* Find the file offset corresponding to VMA by using the program headers. */ - -static long -offset_from_vma (FILE * file, bfd_vma vma, bfd_size_type size) -{ - Elf_Internal_Phdr * seg; - - if (! get_program_headers (file)) - { - warn (_("Cannot interpret virtual addresses without program headers.\n")); - return (long) vma; - } - - for (seg = program_headers; - seg < program_headers + elf_header.e_phnum; - ++seg) - { - if (seg->p_type != PT_LOAD) - continue; - - if (vma >= (seg->p_vaddr & -seg->p_align) - && vma + size <= seg->p_vaddr + seg->p_filesz) - return vma - seg->p_vaddr + seg->p_offset; - } - - warn (_("Virtual address 0x%lx not located in any PT_LOAD segment.\n"), - (unsigned long) vma); - return (long) vma; -} - - -static int -get_32bit_section_headers (FILE * file, unsigned int num) -{ - Elf32_External_Shdr * shdrs; - Elf_Internal_Shdr * internal; - unsigned int i; - - shdrs = (Elf32_External_Shdr *) get_data (NULL, file, elf_header.e_shoff, - elf_header.e_shentsize, num, - _("section headers")); - if (!shdrs) - return 0; - - section_headers = (Elf_Internal_Shdr *) cmalloc (num, - sizeof (Elf_Internal_Shdr)); - - if (section_headers == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - for (i = 0, internal = section_headers; - i < num; - i++, internal++) - { - internal->sh_name = BYTE_GET (shdrs[i].sh_name); - internal->sh_type = BYTE_GET (shdrs[i].sh_type); - internal->sh_flags = BYTE_GET (shdrs[i].sh_flags); - internal->sh_addr = BYTE_GET (shdrs[i].sh_addr); - internal->sh_offset = BYTE_GET (shdrs[i].sh_offset); - internal->sh_size = BYTE_GET (shdrs[i].sh_size); - internal->sh_link = BYTE_GET (shdrs[i].sh_link); - internal->sh_info = BYTE_GET (shdrs[i].sh_info); - internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign); - internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize); - } - - free (shdrs); - - return 1; -} - -static int -get_64bit_section_headers (FILE * file, unsigned int num) -{ - Elf64_External_Shdr * shdrs; - Elf_Internal_Shdr * internal; - unsigned int i; - - shdrs = (Elf64_External_Shdr *) get_data (NULL, file, elf_header.e_shoff, - elf_header.e_shentsize, num, - _("section headers")); - if (!shdrs) - return 0; - - section_headers = (Elf_Internal_Shdr *) cmalloc (num, - sizeof (Elf_Internal_Shdr)); - - if (section_headers == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - for (i = 0, internal = section_headers; - i < num; - i++, internal++) - { - internal->sh_name = BYTE_GET (shdrs[i].sh_name); - internal->sh_type = BYTE_GET (shdrs[i].sh_type); - internal->sh_flags = BYTE_GET (shdrs[i].sh_flags); - internal->sh_addr = BYTE_GET (shdrs[i].sh_addr); - internal->sh_size = BYTE_GET (shdrs[i].sh_size); - internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize); - internal->sh_link = BYTE_GET (shdrs[i].sh_link); - internal->sh_info = BYTE_GET (shdrs[i].sh_info); - internal->sh_offset = BYTE_GET (shdrs[i].sh_offset); - internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign); - } - - free (shdrs); - - return 1; -} - -static Elf_Internal_Sym * -get_32bit_elf_symbols (FILE * file, - Elf_Internal_Shdr * section, - unsigned long * num_syms_return) -{ - unsigned long number = 0; - Elf32_External_Sym * esyms = NULL; - Elf_External_Sym_Shndx * shndx = NULL; - Elf_Internal_Sym * isyms = NULL; - Elf_Internal_Sym * psym; - unsigned int j; - - /* Run some sanity checks first. */ - if (section->sh_entsize == 0) - { - error (_("sh_entsize is zero\n")); - goto exit_point; - } - - number = section->sh_size / section->sh_entsize; - - if (number * sizeof (Elf32_External_Sym) > section->sh_size + 1) - { - error (_("Invalid sh_entsize\n")); - goto exit_point; - } - - esyms = (Elf32_External_Sym *) get_data (NULL, file, section->sh_offset, 1, - section->sh_size, _("symbols")); - if (esyms == NULL) - goto exit_point; - - shndx = NULL; - if (symtab_shndx_hdr != NULL - && (symtab_shndx_hdr->sh_link - == (unsigned long) (section - section_headers))) - { - shndx = (Elf_External_Sym_Shndx *) get_data (NULL, file, - symtab_shndx_hdr->sh_offset, - 1, symtab_shndx_hdr->sh_size, - _("symbol table section indicies")); - if (shndx == NULL) - goto exit_point; - } - - isyms = (Elf_Internal_Sym *) cmalloc (number, sizeof (Elf_Internal_Sym)); - - if (isyms == NULL) - { - error (_("Out of memory\n")); - goto exit_point; - } - - for (j = 0, psym = isyms; j < number; j++, psym++) - { - psym->st_name = BYTE_GET (esyms[j].st_name); - psym->st_value = BYTE_GET (esyms[j].st_value); - psym->st_size = BYTE_GET (esyms[j].st_size); - psym->st_shndx = BYTE_GET (esyms[j].st_shndx); - if (psym->st_shndx == (SHN_XINDEX & 0xffff) && shndx != NULL) - psym->st_shndx - = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j])); - else if (psym->st_shndx >= (SHN_LORESERVE & 0xffff)) - psym->st_shndx += SHN_LORESERVE - (SHN_LORESERVE & 0xffff); - psym->st_info = BYTE_GET (esyms[j].st_info); - psym->st_other = BYTE_GET (esyms[j].st_other); - } - - exit_point: - if (shndx != NULL) - free (shndx); - if (esyms != NULL) - free (esyms); - - if (num_syms_return != NULL) - * num_syms_return = isyms == NULL ? 0 : number; - - return isyms; -} - -static Elf_Internal_Sym * -get_64bit_elf_symbols (FILE * file, - Elf_Internal_Shdr * section, - unsigned long * num_syms_return) -{ - unsigned long number = 0; - Elf64_External_Sym * esyms = NULL; - Elf_External_Sym_Shndx * shndx = NULL; - Elf_Internal_Sym * isyms = NULL; - Elf_Internal_Sym * psym; - unsigned int j; - - /* Run some sanity checks first. */ - if (section->sh_entsize == 0) - { - error (_("sh_entsize is zero\n")); - goto exit_point; - } - - number = section->sh_size / section->sh_entsize; - - if (number * sizeof (Elf64_External_Sym) > section->sh_size + 1) - { - error (_("Invalid sh_entsize\n")); - goto exit_point; - } - - esyms = (Elf64_External_Sym *) get_data (NULL, file, section->sh_offset, 1, - section->sh_size, _("symbols")); - if (!esyms) - goto exit_point; - - if (symtab_shndx_hdr != NULL - && (symtab_shndx_hdr->sh_link - == (unsigned long) (section - section_headers))) - { - shndx = (Elf_External_Sym_Shndx *) get_data (NULL, file, - symtab_shndx_hdr->sh_offset, - 1, symtab_shndx_hdr->sh_size, - _("symbol table section indicies")); - if (shndx == NULL) - goto exit_point; - } - - isyms = (Elf_Internal_Sym *) cmalloc (number, sizeof (Elf_Internal_Sym)); - - if (isyms == NULL) - { - error (_("Out of memory\n")); - goto exit_point; - } - - for (j = 0, psym = isyms; j < number; j++, psym++) - { - psym->st_name = BYTE_GET (esyms[j].st_name); - psym->st_info = BYTE_GET (esyms[j].st_info); - psym->st_other = BYTE_GET (esyms[j].st_other); - psym->st_shndx = BYTE_GET (esyms[j].st_shndx); - - if (psym->st_shndx == (SHN_XINDEX & 0xffff) && shndx != NULL) - psym->st_shndx - = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j])); - else if (psym->st_shndx >= (SHN_LORESERVE & 0xffff)) - psym->st_shndx += SHN_LORESERVE - (SHN_LORESERVE & 0xffff); - - psym->st_value = BYTE_GET (esyms[j].st_value); - psym->st_size = BYTE_GET (esyms[j].st_size); - } - - exit_point: - if (shndx != NULL) - free (shndx); - if (esyms != NULL) - free (esyms); - - if (num_syms_return != NULL) - * num_syms_return = isyms == NULL ? 0 : number; - - return isyms; -} - -static const char * -get_elf_section_flags (bfd_vma sh_flags) -{ - static char buff[1024]; - char * p = buff; - int field_size = is_32bit_elf ? 8 : 16; - int sindex; - int size = sizeof (buff) - (field_size + 4 + 1); - bfd_vma os_flags = 0; - bfd_vma proc_flags = 0; - bfd_vma unknown_flags = 0; - static const struct - { - const char * str; - int len; - } - flags [] = - { - /* 0 */ { STRING_COMMA_LEN ("WRITE") }, - /* 1 */ { STRING_COMMA_LEN ("ALLOC") }, - /* 2 */ { STRING_COMMA_LEN ("EXEC") }, - /* 3 */ { STRING_COMMA_LEN ("MERGE") }, - /* 4 */ { STRING_COMMA_LEN ("STRINGS") }, - /* 5 */ { STRING_COMMA_LEN ("INFO LINK") }, - /* 6 */ { STRING_COMMA_LEN ("LINK ORDER") }, - /* 7 */ { STRING_COMMA_LEN ("OS NONCONF") }, - /* 8 */ { STRING_COMMA_LEN ("GROUP") }, - /* 9 */ { STRING_COMMA_LEN ("TLS") }, - /* IA-64 specific. */ - /* 10 */ { STRING_COMMA_LEN ("SHORT") }, - /* 11 */ { STRING_COMMA_LEN ("NORECOV") }, - /* IA-64 OpenVMS specific. */ - /* 12 */ { STRING_COMMA_LEN ("VMS_GLOBAL") }, - /* 13 */ { STRING_COMMA_LEN ("VMS_OVERLAID") }, - /* 14 */ { STRING_COMMA_LEN ("VMS_SHARED") }, - /* 15 */ { STRING_COMMA_LEN ("VMS_VECTOR") }, - /* 16 */ { STRING_COMMA_LEN ("VMS_ALLOC_64BIT") }, - /* 17 */ { STRING_COMMA_LEN ("VMS_PROTECTED") }, - /* Generic. */ - /* 18 */ { STRING_COMMA_LEN ("EXCLUDE") }, - /* SPARC specific. */ - /* 19 */ { STRING_COMMA_LEN ("ORDERED") } - }; - - if (do_section_details) - { - sprintf (buff, "[%*.*lx]: ", - field_size, field_size, (unsigned long) sh_flags); - p += field_size + 4; - } - - while (sh_flags) - { - bfd_vma flag; - - flag = sh_flags & - sh_flags; - sh_flags &= ~ flag; - - if (do_section_details) - { - switch (flag) - { - case SHF_WRITE: sindex = 0; break; - case SHF_ALLOC: sindex = 1; break; - case SHF_EXECINSTR: sindex = 2; break; - case SHF_MERGE: sindex = 3; break; - case SHF_STRINGS: sindex = 4; break; - case SHF_INFO_LINK: sindex = 5; break; - case SHF_LINK_ORDER: sindex = 6; break; - case SHF_OS_NONCONFORMING: sindex = 7; break; - case SHF_GROUP: sindex = 8; break; - case SHF_TLS: sindex = 9; break; - case SHF_EXCLUDE: sindex = 18; break; - - default: - sindex = -1; - switch (elf_header.e_machine) - { - case EM_IA_64: - if (flag == SHF_IA_64_SHORT) - sindex = 10; - else if (flag == SHF_IA_64_NORECOV) - sindex = 11; -#ifdef BFD64 - else if (elf_header.e_ident[EI_OSABI] == ELFOSABI_OPENVMS) - switch (flag) - { - case SHF_IA_64_VMS_GLOBAL: sindex = 12; break; - case SHF_IA_64_VMS_OVERLAID: sindex = 13; break; - case SHF_IA_64_VMS_SHARED: sindex = 14; break; - case SHF_IA_64_VMS_VECTOR: sindex = 15; break; - case SHF_IA_64_VMS_ALLOC_64BIT: sindex = 16; break; - case SHF_IA_64_VMS_PROTECTED: sindex = 17; break; - default: break; - } -#endif - break; - - case EM_386: - case EM_486: - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - case EM_OLD_SPARCV9: - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: - if (flag == SHF_ORDERED) - sindex = 19; - break; - default: - break; - } - } - - if (sindex != -1) - { - if (p != buff + field_size + 4) - { - if (size < (10 + 2)) - abort (); - size -= 2; - *p++ = ','; - *p++ = ' '; - } - - size -= flags [sindex].len; - p = stpcpy (p, flags [sindex].str); - } - else if (flag & SHF_MASKOS) - os_flags |= flag; - else if (flag & SHF_MASKPROC) - proc_flags |= flag; - else - unknown_flags |= flag; - } - else - { - switch (flag) - { - case SHF_WRITE: *p = 'W'; break; - case SHF_ALLOC: *p = 'A'; break; - case SHF_EXECINSTR: *p = 'X'; break; - case SHF_MERGE: *p = 'M'; break; - case SHF_STRINGS: *p = 'S'; break; - case SHF_INFO_LINK: *p = 'I'; break; - case SHF_LINK_ORDER: *p = 'L'; break; - case SHF_OS_NONCONFORMING: *p = 'O'; break; - case SHF_GROUP: *p = 'G'; break; - case SHF_TLS: *p = 'T'; break; - case SHF_EXCLUDE: *p = 'E'; break; - - default: - if ((elf_header.e_machine == EM_X86_64 - || elf_header.e_machine == EM_L1OM - || elf_header.e_machine == EM_K1OM) - && flag == SHF_X86_64_LARGE) - *p = 'l'; - else if (flag & SHF_MASKOS) - { - *p = 'o'; - sh_flags &= ~ SHF_MASKOS; - } - else if (flag & SHF_MASKPROC) - { - *p = 'p'; - sh_flags &= ~ SHF_MASKPROC; - } - else - *p = 'x'; - break; - } - p++; - } - } - - if (do_section_details) - { - if (os_flags) - { - size -= 5 + field_size; - if (p != buff + field_size + 4) - { - if (size < (2 + 1)) - abort (); - size -= 2; - *p++ = ','; - *p++ = ' '; - } - sprintf (p, "OS (%*.*lx)", field_size, field_size, - (unsigned long) os_flags); - p += 5 + field_size; - } - if (proc_flags) - { - size -= 7 + field_size; - if (p != buff + field_size + 4) - { - if (size < (2 + 1)) - abort (); - size -= 2; - *p++ = ','; - *p++ = ' '; - } - sprintf (p, "PROC (%*.*lx)", field_size, field_size, - (unsigned long) proc_flags); - p += 7 + field_size; - } - if (unknown_flags) - { - size -= 10 + field_size; - if (p != buff + field_size + 4) - { - if (size < (2 + 1)) - abort (); - size -= 2; - *p++ = ','; - *p++ = ' '; - } - sprintf (p, _("UNKNOWN (%*.*lx)"), field_size, field_size, - (unsigned long) unknown_flags); - p += 10 + field_size; - } - } - - *p = '\0'; - return buff; -} - -static int -process_section_headers (FILE * file) -{ - Elf_Internal_Shdr * section; - unsigned int i; - - section_headers = NULL; - - if (elf_header.e_shnum == 0) - { - /* PR binutils/12467. */ - if (elf_header.e_shoff != 0) - warn (_("possibly corrupt ELF file header - it has a non-zero" - " section header offset, but no section headers\n")); - else if (do_sections) - printf (_("\nThere are no sections in this file.\n")); - - return 1; - } - - if (do_sections && !do_header) - printf (_("There are %d section headers, starting at offset 0x%lx:\n"), - elf_header.e_shnum, (unsigned long) elf_header.e_shoff); - - if (is_32bit_elf) - { - if (! get_32bit_section_headers (file, elf_header.e_shnum)) - return 0; - } - else if (! get_64bit_section_headers (file, elf_header.e_shnum)) - return 0; - - /* Read in the string table, so that we have names to display. */ - if (elf_header.e_shstrndx != SHN_UNDEF - && elf_header.e_shstrndx < elf_header.e_shnum) - { - section = section_headers + elf_header.e_shstrndx; - - if (section->sh_size != 0) - { - string_table = (char *) get_data (NULL, file, section->sh_offset, - 1, section->sh_size, - _("string table")); - - string_table_length = string_table != NULL ? section->sh_size : 0; - } - } - - /* Scan the sections for the dynamic symbol table - and dynamic string table and debug sections. */ - dynamic_symbols = NULL; - dynamic_strings = NULL; - dynamic_syminfo = NULL; - symtab_shndx_hdr = NULL; - - eh_addr_size = is_32bit_elf ? 4 : 8; - switch (elf_header.e_machine) - { - case EM_MIPS: - case EM_MIPS_RS3_LE: - /* The 64-bit MIPS EABI uses a combination of 32-bit ELF and 64-bit - FDE addresses. However, the ABI also has a semi-official ILP32 - variant for which the normal FDE address size rules apply. - - GCC 4.0 marks EABI64 objects with a dummy .gcc_compiled_longXX - section, where XX is the size of longs in bits. Unfortunately, - earlier compilers provided no way of distinguishing ILP32 objects - from LP64 objects, so if there's any doubt, we should assume that - the official LP64 form is being used. */ - if ((elf_header.e_flags & EF_MIPS_ABI) == E_MIPS_ABI_EABI64 - && find_section (".gcc_compiled_long32") == NULL) - eh_addr_size = 8; - break; - - case EM_H8_300: - case EM_H8_300H: - switch (elf_header.e_flags & EF_H8_MACH) - { - case E_H8_MACH_H8300: - case E_H8_MACH_H8300HN: - case E_H8_MACH_H8300SN: - case E_H8_MACH_H8300SXN: - eh_addr_size = 2; - break; - case E_H8_MACH_H8300H: - case E_H8_MACH_H8300S: - case E_H8_MACH_H8300SX: - eh_addr_size = 4; - break; - } - break; - - case EM_M32C_OLD: - case EM_M32C: - switch (elf_header.e_flags & EF_M32C_CPU_MASK) - { - case EF_M32C_CPU_M16C: - eh_addr_size = 2; - break; - } - break; - } - -#define CHECK_ENTSIZE_VALUES(section, i, size32, size64) \ - do \ - { \ - bfd_size_type expected_entsize = is_32bit_elf ? size32 : size64; \ - if (section->sh_entsize != expected_entsize) \ - { \ - error (_("Section %d has invalid sh_entsize of %" BFD_VMA_FMT "x\n"), \ - i, section->sh_entsize); \ - error (_("(Using the expected size of %d for the rest of this dump)\n"), \ - (int) expected_entsize); \ - section->sh_entsize = expected_entsize; \ - } \ - } \ - while (0) - -#define CHECK_ENTSIZE(section, i, type) \ - CHECK_ENTSIZE_VALUES (section, i, sizeof (Elf32_External_##type), \ - sizeof (Elf64_External_##type)) - - for (i = 0, section = section_headers; - i < elf_header.e_shnum; - i++, section++) - { - char * name = SECTION_NAME (section); - - if (section->sh_type == SHT_DYNSYM) - { - if (dynamic_symbols != NULL) - { - error (_("File contains multiple dynamic symbol tables\n")); - continue; - } - - CHECK_ENTSIZE (section, i, Sym); - dynamic_symbols = GET_ELF_SYMBOLS (file, section, & num_dynamic_syms); - } - else if (section->sh_type == SHT_STRTAB - && streq (name, ".dynstr")) - { - if (dynamic_strings != NULL) - { - error (_("File contains multiple dynamic string tables\n")); - continue; - } - - dynamic_strings = (char *) get_data (NULL, file, section->sh_offset, - 1, section->sh_size, - _("dynamic strings")); - dynamic_strings_length = dynamic_strings == NULL ? 0 : section->sh_size; - } - else if (section->sh_type == SHT_SYMTAB_SHNDX) - { - if (symtab_shndx_hdr != NULL) - { - error (_("File contains multiple symtab shndx tables\n")); - continue; - } - symtab_shndx_hdr = section; - } - else if (section->sh_type == SHT_SYMTAB) - CHECK_ENTSIZE (section, i, Sym); - else if (section->sh_type == SHT_GROUP) - CHECK_ENTSIZE_VALUES (section, i, GRP_ENTRY_SIZE, GRP_ENTRY_SIZE); - else if (section->sh_type == SHT_REL) - CHECK_ENTSIZE (section, i, Rel); - else if (section->sh_type == SHT_RELA) - CHECK_ENTSIZE (section, i, Rela); - else if ((do_debugging || do_debug_info || do_debug_abbrevs - || do_debug_lines || do_debug_pubnames || do_debug_pubtypes - || do_debug_aranges || do_debug_frames || do_debug_macinfo - || do_debug_str || do_debug_loc || do_debug_ranges - || do_debug_addr || do_debug_cu_index) - && (const_strneq (name, ".debug_") - || const_strneq (name, ".zdebug_"))) - { - if (name[1] == 'z') - name += sizeof (".zdebug_") - 1; - else - name += sizeof (".debug_") - 1; - - if (do_debugging - || (do_debug_info && const_strneq (name, "info")) - || (do_debug_info && const_strneq (name, "types")) - || (do_debug_abbrevs && const_strneq (name, "abbrev")) - || (do_debug_lines && strcmp (name, "line") == 0) - || (do_debug_lines && const_strneq (name, "line.")) - || (do_debug_pubnames && const_strneq (name, "pubnames")) - || (do_debug_pubtypes && const_strneq (name, "pubtypes")) - || (do_debug_aranges && const_strneq (name, "aranges")) - || (do_debug_ranges && const_strneq (name, "ranges")) - || (do_debug_frames && const_strneq (name, "frame")) - || (do_debug_macinfo && const_strneq (name, "macinfo")) - || (do_debug_macinfo && const_strneq (name, "macro")) - || (do_debug_str && const_strneq (name, "str")) - || (do_debug_loc && const_strneq (name, "loc")) - || (do_debug_addr && const_strneq (name, "addr")) - || (do_debug_cu_index && const_strneq (name, "cu_index")) - || (do_debug_cu_index && const_strneq (name, "tu_index")) - ) - request_dump_bynumber (i, DEBUG_DUMP); - } - /* Linkonce section to be combined with .debug_info at link time. */ - else if ((do_debugging || do_debug_info) - && const_strneq (name, ".gnu.linkonce.wi.")) - request_dump_bynumber (i, DEBUG_DUMP); - else if (do_debug_frames && streq (name, ".eh_frame")) - request_dump_bynumber (i, DEBUG_DUMP); - else if (do_gdb_index && streq (name, ".gdb_index")) - request_dump_bynumber (i, DEBUG_DUMP); - /* Trace sections for Itanium VMS. */ - else if ((do_debugging || do_trace_info || do_trace_abbrevs - || do_trace_aranges) - && const_strneq (name, ".trace_")) - { - name += sizeof (".trace_") - 1; - - if (do_debugging - || (do_trace_info && streq (name, "info")) - || (do_trace_abbrevs && streq (name, "abbrev")) - || (do_trace_aranges && streq (name, "aranges")) - ) - request_dump_bynumber (i, DEBUG_DUMP); - } - - } - - if (! do_sections) - return 1; - - if (elf_header.e_shnum > 1) - printf (_("\nSection Headers:\n")); - else - printf (_("\nSection Header:\n")); - - if (is_32bit_elf) - { - if (do_section_details) - { - printf (_(" [Nr] Name\n")); - printf (_(" Type Addr Off Size ES Lk Inf Al\n")); - } - else - printf - (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n")); - } - else if (do_wide) - { - if (do_section_details) - { - printf (_(" [Nr] Name\n")); - printf (_(" Type Address Off Size ES Lk Inf Al\n")); - } - else - printf - (_(" [Nr] Name Type Address Off Size ES Flg Lk Inf Al\n")); - } - else - { - if (do_section_details) - { - printf (_(" [Nr] Name\n")); - printf (_(" Type Address Offset Link\n")); - printf (_(" Size EntSize Info Align\n")); - } - else - { - printf (_(" [Nr] Name Type Address Offset\n")); - printf (_(" Size EntSize Flags Link Info Align\n")); - } - } - - if (do_section_details) - printf (_(" Flags\n")); - - for (i = 0, section = section_headers; - i < elf_header.e_shnum; - i++, section++) - { - printf (" [%2u] ", i); - if (do_section_details) - { - print_symbol (INT_MAX, SECTION_NAME (section)); - printf ("\n "); - } - else - { - print_symbol (-17, SECTION_NAME (section)); - } - - printf (do_wide ? " %-15s " : " %-15.15s ", - get_section_type_name (section->sh_type)); - - if (is_32bit_elf) - { - const char * link_too_big = NULL; - - print_vma (section->sh_addr, LONG_HEX); - - printf ( " %6.6lx %6.6lx %2.2lx", - (unsigned long) section->sh_offset, - (unsigned long) section->sh_size, - (unsigned long) section->sh_entsize); - - if (do_section_details) - fputs (" ", stdout); - else - printf (" %3s ", get_elf_section_flags (section->sh_flags)); - - if (section->sh_link >= elf_header.e_shnum) - { - link_too_big = ""; - /* The sh_link value is out of range. Normally this indicates - an error but it can have special values in Solaris binaries. */ - switch (elf_header.e_machine) - { - case EM_386: - case EM_486: - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - case EM_OLD_SPARCV9: - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: - if (section->sh_link == (SHN_BEFORE & 0xffff)) - link_too_big = "BEFORE"; - else if (section->sh_link == (SHN_AFTER & 0xffff)) - link_too_big = "AFTER"; - break; - default: - break; - } - } - - if (do_section_details) - { - if (link_too_big != NULL && * link_too_big) - printf ("<%s> ", link_too_big); - else - printf ("%2u ", section->sh_link); - printf ("%3u %2lu\n", section->sh_info, - (unsigned long) section->sh_addralign); - } - else - printf ("%2u %3u %2lu\n", - section->sh_link, - section->sh_info, - (unsigned long) section->sh_addralign); - - if (link_too_big && ! * link_too_big) - warn (_("section %u: sh_link value of %u is larger than the number of sections\n"), - i, section->sh_link); - } - else if (do_wide) - { - print_vma (section->sh_addr, LONG_HEX); - - if ((long) section->sh_offset == section->sh_offset) - printf (" %6.6lx", (unsigned long) section->sh_offset); - else - { - putchar (' '); - print_vma (section->sh_offset, LONG_HEX); - } - - if ((unsigned long) section->sh_size == section->sh_size) - printf (" %6.6lx", (unsigned long) section->sh_size); - else - { - putchar (' '); - print_vma (section->sh_size, LONG_HEX); - } - - if ((unsigned long) section->sh_entsize == section->sh_entsize) - printf (" %2.2lx", (unsigned long) section->sh_entsize); - else - { - putchar (' '); - print_vma (section->sh_entsize, LONG_HEX); - } - - if (do_section_details) - fputs (" ", stdout); - else - printf (" %3s ", get_elf_section_flags (section->sh_flags)); - - printf ("%2u %3u ", section->sh_link, section->sh_info); - - if ((unsigned long) section->sh_addralign == section->sh_addralign) - printf ("%2lu\n", (unsigned long) section->sh_addralign); - else - { - print_vma (section->sh_addralign, DEC); - putchar ('\n'); - } - } - else if (do_section_details) - { - printf (" %-15.15s ", - get_section_type_name (section->sh_type)); - print_vma (section->sh_addr, LONG_HEX); - if ((long) section->sh_offset == section->sh_offset) - printf (" %16.16lx", (unsigned long) section->sh_offset); - else - { - printf (" "); - print_vma (section->sh_offset, LONG_HEX); - } - printf (" %u\n ", section->sh_link); - print_vma (section->sh_size, LONG_HEX); - putchar (' '); - print_vma (section->sh_entsize, LONG_HEX); - - printf (" %-16u %lu\n", - section->sh_info, - (unsigned long) section->sh_addralign); - } - else - { - putchar (' '); - print_vma (section->sh_addr, LONG_HEX); - if ((long) section->sh_offset == section->sh_offset) - printf (" %8.8lx", (unsigned long) section->sh_offset); - else - { - printf (" "); - print_vma (section->sh_offset, LONG_HEX); - } - printf ("\n "); - print_vma (section->sh_size, LONG_HEX); - printf (" "); - print_vma (section->sh_entsize, LONG_HEX); - - printf (" %3s ", get_elf_section_flags (section->sh_flags)); - - printf (" %2u %3u %lu\n", - section->sh_link, - section->sh_info, - (unsigned long) section->sh_addralign); - } - - if (do_section_details) - printf (" %s\n", get_elf_section_flags (section->sh_flags)); - } - - if (!do_section_details) - { - if (elf_header.e_machine == EM_X86_64 - || elf_header.e_machine == EM_L1OM - || elf_header.e_machine == EM_K1OM) - printf (_("Key to Flags:\n\ - W (write), A (alloc), X (execute), M (merge), S (strings), l (large)\n\ - I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)\n\ - O (extra OS processing required) o (OS specific), p (processor specific)\n")); - else - printf (_("Key to Flags:\n\ - W (write), A (alloc), X (execute), M (merge), S (strings)\n\ - I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)\n\ - O (extra OS processing required) o (OS specific), p (processor specific)\n")); - } - - return 1; -} - -static const char * -get_group_flags (unsigned int flags) -{ - static char buff[32]; - switch (flags) - { - case 0: - return ""; - - case GRP_COMDAT: - return "COMDAT "; - - default: - snprintf (buff, sizeof (buff), _("[<unknown>: 0x%x] "), flags); - break; - } - return buff; -} - -static int -process_section_groups (FILE * file) -{ - Elf_Internal_Shdr * section; - unsigned int i; - struct group * group; - Elf_Internal_Shdr * symtab_sec; - Elf_Internal_Shdr * strtab_sec; - Elf_Internal_Sym * symtab; - unsigned long num_syms; - char * strtab; - size_t strtab_size; - - /* Don't process section groups unless needed. */ - if (!do_unwind && !do_section_groups) - return 1; - - if (elf_header.e_shnum == 0) - { - if (do_section_groups) - printf (_("\nThere are no sections to group in this file.\n")); - - return 1; - } - - if (section_headers == NULL) - { - error (_("Section headers are not available!\n")); - /* PR 13622: This can happen with a corrupt ELF header. */ - return 0; - } - - section_headers_groups = (struct group **) calloc (elf_header.e_shnum, - sizeof (struct group *)); - - if (section_headers_groups == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - /* Scan the sections for the group section. */ - group_count = 0; - for (i = 0, section = section_headers; - i < elf_header.e_shnum; - i++, section++) - if (section->sh_type == SHT_GROUP) - group_count++; - - if (group_count == 0) - { - if (do_section_groups) - printf (_("\nThere are no section groups in this file.\n")); - - return 1; - } - - section_groups = (struct group *) calloc (group_count, sizeof (struct group)); - - if (section_groups == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - symtab_sec = NULL; - strtab_sec = NULL; - symtab = NULL; - num_syms = 0; - strtab = NULL; - strtab_size = 0; - for (i = 0, section = section_headers, group = section_groups; - i < elf_header.e_shnum; - i++, section++) - { - if (section->sh_type == SHT_GROUP) - { - char * name = SECTION_NAME (section); - char * group_name; - unsigned char * start; - unsigned char * indices; - unsigned int entry, j, size; - Elf_Internal_Shdr * sec; - Elf_Internal_Sym * sym; - - /* Get the symbol table. */ - if (section->sh_link >= elf_header.e_shnum - || ((sec = section_headers + section->sh_link)->sh_type - != SHT_SYMTAB)) - { - error (_("Bad sh_link in group section `%s'\n"), name); - continue; - } - - if (symtab_sec != sec) - { - symtab_sec = sec; - if (symtab) - free (symtab); - symtab = GET_ELF_SYMBOLS (file, symtab_sec, & num_syms); - } - - if (symtab == NULL) - { - error (_("Corrupt header in group section `%s'\n"), name); - continue; - } - - if (section->sh_info >= num_syms) - { - error (_("Bad sh_info in group section `%s'\n"), name); - continue; - } - - sym = symtab + section->sh_info; - - if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) - { - if (sym->st_shndx == 0 - || sym->st_shndx >= elf_header.e_shnum) - { - error (_("Bad sh_info in group section `%s'\n"), name); - continue; - } - - group_name = SECTION_NAME (section_headers + sym->st_shndx); - strtab_sec = NULL; - if (strtab) - free (strtab); - strtab = NULL; - strtab_size = 0; - } - else - { - /* Get the string table. */ - if (symtab_sec->sh_link >= elf_header.e_shnum) - { - strtab_sec = NULL; - if (strtab) - free (strtab); - strtab = NULL; - strtab_size = 0; - } - else if (strtab_sec - != (sec = section_headers + symtab_sec->sh_link)) - { - strtab_sec = sec; - if (strtab) - free (strtab); - strtab = (char *) get_data (NULL, file, strtab_sec->sh_offset, - 1, strtab_sec->sh_size, - _("string table")); - strtab_size = strtab != NULL ? strtab_sec->sh_size : 0; - } - group_name = sym->st_name < strtab_size - ? strtab + sym->st_name : _("<corrupt>"); - } - - start = (unsigned char *) get_data (NULL, file, section->sh_offset, - 1, section->sh_size, - _("section data")); - if (start == NULL) - continue; - - indices = start; - size = (section->sh_size / section->sh_entsize) - 1; - entry = byte_get (indices, 4); - indices += 4; - - if (do_section_groups) - { - printf (_("\n%sgroup section [%5u] `%s' [%s] contains %u sections:\n"), - get_group_flags (entry), i, name, group_name, size); - - printf (_(" [Index] Name\n")); - } - - group->group_index = i; - - for (j = 0; j < size; j++) - { - struct group_list * g; - - entry = byte_get (indices, 4); - indices += 4; - - if (entry >= elf_header.e_shnum) - { - error (_("section [%5u] in group section [%5u] > maximum section [%5u]\n"), - entry, i, elf_header.e_shnum - 1); - continue; - } - - if (section_headers_groups [entry] != NULL) - { - if (entry) - { - error (_("section [%5u] in group section [%5u] already in group section [%5u]\n"), - entry, i, - section_headers_groups [entry]->group_index); - continue; - } - else - { - /* Intel C/C++ compiler may put section 0 in a - section group. We just warn it the first time - and ignore it afterwards. */ - static int warned = 0; - if (!warned) - { - error (_("section 0 in group section [%5u]\n"), - section_headers_groups [entry]->group_index); - warned++; - } - } - } - - section_headers_groups [entry] = group; - - if (do_section_groups) - { - sec = section_headers + entry; - printf (" [%5u] %s\n", entry, SECTION_NAME (sec)); - } - - g = (struct group_list *) xmalloc (sizeof (struct group_list)); - g->section_index = entry; - g->next = group->root; - group->root = g; - } - - if (start) - free (start); - - group++; - } - } - - if (symtab) - free (symtab); - if (strtab) - free (strtab); - return 1; -} - -/* Data used to display dynamic fixups. */ - -struct ia64_vms_dynfixup -{ - bfd_vma needed_ident; /* Library ident number. */ - bfd_vma needed; /* Index in the dstrtab of the library name. */ - bfd_vma fixup_needed; /* Index of the library. */ - bfd_vma fixup_rela_cnt; /* Number of fixups. */ - bfd_vma fixup_rela_off; /* Fixups offset in the dynamic segment. */ -}; - -/* Data used to display dynamic relocations. */ - -struct ia64_vms_dynimgrela -{ - bfd_vma img_rela_cnt; /* Number of relocations. */ - bfd_vma img_rela_off; /* Reloc offset in the dynamic segment. */ -}; - -/* Display IA-64 OpenVMS dynamic fixups (used to dynamically link a shared - library). */ - -static void -dump_ia64_vms_dynamic_fixups (FILE *file, struct ia64_vms_dynfixup *fixup, - const char *strtab, unsigned int strtab_sz) -{ - Elf64_External_VMS_IMAGE_FIXUP *imfs; - long i; - const char *lib_name; - - imfs = get_data (NULL, file, dynamic_addr + fixup->fixup_rela_off, - 1, fixup->fixup_rela_cnt * sizeof (*imfs), - _("dynamic section image fixups")); - if (!imfs) - return; - - if (fixup->needed < strtab_sz) - lib_name = strtab + fixup->needed; - else - { - warn ("corrupt library name index of 0x%lx found in dynamic entry", - (unsigned long) fixup->needed); - lib_name = "???"; - } - printf (_("\nImage fixups for needed library #%d: %s - ident: %lx\n"), - (int) fixup->fixup_needed, lib_name, (long) fixup->needed_ident); - printf - (_("Seg Offset Type SymVec DataType\n")); - - for (i = 0; i < (long) fixup->fixup_rela_cnt; i++) - { - unsigned int type; - const char *rtype; - - printf ("%3u ", (unsigned) BYTE_GET (imfs [i].fixup_seg)); - printf_vma ((bfd_vma) BYTE_GET (imfs [i].fixup_offset)); - type = BYTE_GET (imfs [i].type); - rtype = elf_ia64_reloc_type (type); - if (rtype == NULL) - printf (" 0x%08x ", type); - else - printf (" %-32s ", rtype); - printf ("%6u ", (unsigned) BYTE_GET (imfs [i].symvec_index)); - printf ("0x%08x\n", (unsigned) BYTE_GET (imfs [i].data_type)); - } - - free (imfs); -} - -/* Display IA-64 OpenVMS dynamic relocations (used to relocate an image). */ - -static void -dump_ia64_vms_dynamic_relocs (FILE *file, struct ia64_vms_dynimgrela *imgrela) -{ - Elf64_External_VMS_IMAGE_RELA *imrs; - long i; - - imrs = get_data (NULL, file, dynamic_addr + imgrela->img_rela_off, - 1, imgrela->img_rela_cnt * sizeof (*imrs), - _("dynamic section image relocations")); - if (!imrs) - return; - - printf (_("\nImage relocs\n")); - printf - (_("Seg Offset Type Addend Seg Sym Off\n")); - - for (i = 0; i < (long) imgrela->img_rela_cnt; i++) - { - unsigned int type; - const char *rtype; - - printf ("%3u ", (unsigned) BYTE_GET (imrs [i].rela_seg)); - printf ("%08" BFD_VMA_FMT "x ", - (bfd_vma) BYTE_GET (imrs [i].rela_offset)); - type = BYTE_GET (imrs [i].type); - rtype = elf_ia64_reloc_type (type); - if (rtype == NULL) - printf ("0x%08x ", type); - else - printf ("%-31s ", rtype); - print_vma (BYTE_GET (imrs [i].addend), FULL_HEX); - printf ("%3u ", (unsigned) BYTE_GET (imrs [i].sym_seg)); - printf ("%08" BFD_VMA_FMT "x\n", - (bfd_vma) BYTE_GET (imrs [i].sym_offset)); - } - - free (imrs); -} - -/* Display IA-64 OpenVMS dynamic relocations and fixups. */ - -static int -process_ia64_vms_dynamic_relocs (FILE *file) -{ - struct ia64_vms_dynfixup fixup; - struct ia64_vms_dynimgrela imgrela; - Elf_Internal_Dyn *entry; - int res = 0; - bfd_vma strtab_off = 0; - bfd_vma strtab_sz = 0; - char *strtab = NULL; - - memset (&fixup, 0, sizeof (fixup)); - memset (&imgrela, 0, sizeof (imgrela)); - - /* Note: the order of the entries is specified by the OpenVMS specs. */ - for (entry = dynamic_section; - entry < dynamic_section + dynamic_nent; - entry++) - { - switch (entry->d_tag) - { - case DT_IA_64_VMS_STRTAB_OFFSET: - strtab_off = entry->d_un.d_val; - break; - case DT_STRSZ: - strtab_sz = entry->d_un.d_val; - if (strtab == NULL) - strtab = get_data (NULL, file, dynamic_addr + strtab_off, - 1, strtab_sz, _("dynamic string section")); - break; - - case DT_IA_64_VMS_NEEDED_IDENT: - fixup.needed_ident = entry->d_un.d_val; - break; - case DT_NEEDED: - fixup.needed = entry->d_un.d_val; - break; - case DT_IA_64_VMS_FIXUP_NEEDED: - fixup.fixup_needed = entry->d_un.d_val; - break; - case DT_IA_64_VMS_FIXUP_RELA_CNT: - fixup.fixup_rela_cnt = entry->d_un.d_val; - break; - case DT_IA_64_VMS_FIXUP_RELA_OFF: - fixup.fixup_rela_off = entry->d_un.d_val; - res++; - dump_ia64_vms_dynamic_fixups (file, &fixup, strtab, strtab_sz); - break; - - case DT_IA_64_VMS_IMG_RELA_CNT: - imgrela.img_rela_cnt = entry->d_un.d_val; - break; - case DT_IA_64_VMS_IMG_RELA_OFF: - imgrela.img_rela_off = entry->d_un.d_val; - res++; - dump_ia64_vms_dynamic_relocs (file, &imgrela); - break; - - default: - break; - } - } - - if (strtab != NULL) - free (strtab); - - return res; -} - -static struct -{ - const char * name; - int reloc; - int size; - int rela; -} dynamic_relocations [] = -{ - { "REL", DT_REL, DT_RELSZ, FALSE }, - { "RELA", DT_RELA, DT_RELASZ, TRUE }, - { "PLT", DT_JMPREL, DT_PLTRELSZ, UNKNOWN } -}; - -/* Process the reloc section. */ - -static int -process_relocs (FILE * file) -{ - unsigned long rel_size; - unsigned long rel_offset; - - - if (!do_reloc) - return 1; - - if (do_using_dynamic) - { - int is_rela; - const char * name; - int has_dynamic_reloc; - unsigned int i; - - has_dynamic_reloc = 0; - - for (i = 0; i < ARRAY_SIZE (dynamic_relocations); i++) - { - is_rela = dynamic_relocations [i].rela; - name = dynamic_relocations [i].name; - rel_size = dynamic_info [dynamic_relocations [i].size]; - rel_offset = dynamic_info [dynamic_relocations [i].reloc]; - - has_dynamic_reloc |= rel_size; - - if (is_rela == UNKNOWN) - { - if (dynamic_relocations [i].reloc == DT_JMPREL) - switch (dynamic_info[DT_PLTREL]) - { - case DT_REL: - is_rela = FALSE; - break; - case DT_RELA: - is_rela = TRUE; - break; - } - } - - if (rel_size) - { - printf - (_("\n'%s' relocation section at offset 0x%lx contains %ld bytes:\n"), - name, rel_offset, rel_size); - - dump_relocations (file, - offset_from_vma (file, rel_offset, rel_size), - rel_size, - dynamic_symbols, num_dynamic_syms, - dynamic_strings, dynamic_strings_length, is_rela); - } - } - - if (is_ia64_vms ()) - has_dynamic_reloc |= process_ia64_vms_dynamic_relocs (file); - - if (! has_dynamic_reloc) - printf (_("\nThere are no dynamic relocations in this file.\n")); - } - else - { - Elf_Internal_Shdr * section; - unsigned long i; - int found = 0; - - for (i = 0, section = section_headers; - i < elf_header.e_shnum; - i++, section++) - { - if ( section->sh_type != SHT_RELA - && section->sh_type != SHT_REL) - continue; - - rel_offset = section->sh_offset; - rel_size = section->sh_size; - - if (rel_size) - { - Elf_Internal_Shdr * strsec; - int is_rela; - - printf (_("\nRelocation section ")); - - if (string_table == NULL) - printf ("%d", section->sh_name); - else - printf ("'%s'", SECTION_NAME (section)); - - printf (_(" at offset 0x%lx contains %lu entries:\n"), - rel_offset, (unsigned long) (rel_size / section->sh_entsize)); - - is_rela = section->sh_type == SHT_RELA; - - if (section->sh_link != 0 - && section->sh_link < elf_header.e_shnum) - { - Elf_Internal_Shdr * symsec; - Elf_Internal_Sym * symtab; - unsigned long nsyms; - unsigned long strtablen = 0; - char * strtab = NULL; - - symsec = section_headers + section->sh_link; - if (symsec->sh_type != SHT_SYMTAB - && symsec->sh_type != SHT_DYNSYM) - continue; - - symtab = GET_ELF_SYMBOLS (file, symsec, & nsyms); - - if (symtab == NULL) - continue; - - if (symsec->sh_link != 0 - && symsec->sh_link < elf_header.e_shnum) - { - strsec = section_headers + symsec->sh_link; - - strtab = (char *) get_data (NULL, file, strsec->sh_offset, - 1, strsec->sh_size, - _("string table")); - strtablen = strtab == NULL ? 0 : strsec->sh_size; - } - - dump_relocations (file, rel_offset, rel_size, - symtab, nsyms, strtab, strtablen, is_rela); - if (strtab) - free (strtab); - free (symtab); - } - else - dump_relocations (file, rel_offset, rel_size, - NULL, 0, NULL, 0, is_rela); - - found = 1; - } - } - - if (! found) - printf (_("\nThere are no relocations in this file.\n")); - } - - return 1; -} - -/* Process the unwind section. */ - -#include "unwind-ia64.h" - -/* An absolute address consists of a section and an offset. If the - section is NULL, the offset itself is the address, otherwise, the - address equals to LOAD_ADDRESS(section) + offset. */ - -struct absaddr - { - unsigned short section; - bfd_vma offset; - }; - -#define ABSADDR(a) \ - ((a).section \ - ? section_headers [(a).section].sh_addr + (a).offset \ - : (a).offset) - -struct ia64_unw_table_entry - { - struct absaddr start; - struct absaddr end; - struct absaddr info; - }; - -struct ia64_unw_aux_info - { - - struct ia64_unw_table_entry *table; /* Unwind table. */ - unsigned long table_len; /* Length of unwind table. */ - unsigned char * info; /* Unwind info. */ - unsigned long info_size; /* Size of unwind info. */ - bfd_vma info_addr; /* starting address of unwind info. */ - bfd_vma seg_base; /* Starting address of segment. */ - Elf_Internal_Sym * symtab; /* The symbol table. */ - unsigned long nsyms; /* Number of symbols. */ - char * strtab; /* The string table. */ - unsigned long strtab_size; /* Size of string table. */ - }; - -static void -find_symbol_for_address (Elf_Internal_Sym * symtab, - unsigned long nsyms, - const char * strtab, - unsigned long strtab_size, - struct absaddr addr, - const char ** symname, - bfd_vma * offset) -{ - bfd_vma dist = 0x100000; - Elf_Internal_Sym * sym; - Elf_Internal_Sym * best = NULL; - unsigned long i; - - REMOVE_ARCH_BITS (addr.offset); - - for (i = 0, sym = symtab; i < nsyms; ++i, ++sym) - { - bfd_vma value = sym->st_value; - - REMOVE_ARCH_BITS (value); - - if (ELF_ST_TYPE (sym->st_info) == STT_FUNC - && sym->st_name != 0 - && (addr.section == SHN_UNDEF || addr.section == sym->st_shndx) - && addr.offset >= value - && addr.offset - value < dist) - { - best = sym; - dist = addr.offset - value; - if (!dist) - break; - } - } - - if (best) - { - *symname = (best->st_name >= strtab_size - ? _("<corrupt>") : strtab + best->st_name); - *offset = dist; - return; - } - - *symname = NULL; - *offset = addr.offset; -} - -static void -dump_ia64_unwind (struct ia64_unw_aux_info * aux) -{ - struct ia64_unw_table_entry * tp; - int in_body; - - for (tp = aux->table; tp < aux->table + aux->table_len; ++tp) - { - bfd_vma stamp; - bfd_vma offset; - const unsigned char * dp; - const unsigned char * head; - const char * procname; - - find_symbol_for_address (aux->symtab, aux->nsyms, aux->strtab, - aux->strtab_size, tp->start, &procname, &offset); - - fputs ("\n<", stdout); - - if (procname) - { - fputs (procname, stdout); - - if (offset) - printf ("+%lx", (unsigned long) offset); - } - - fputs (">: [", stdout); - print_vma (tp->start.offset, PREFIX_HEX); - fputc ('-', stdout); - print_vma (tp->end.offset, PREFIX_HEX); - printf ("], info at +0x%lx\n", - (unsigned long) (tp->info.offset - aux->seg_base)); - - head = aux->info + (ABSADDR (tp->info) - aux->info_addr); - stamp = byte_get ((unsigned char *) head, sizeof (stamp)); - - printf (" v%u, flags=0x%lx (%s%s), len=%lu bytes\n", - (unsigned) UNW_VER (stamp), - (unsigned long) ((stamp & UNW_FLAG_MASK) >> 32), - UNW_FLAG_EHANDLER (stamp) ? " ehandler" : "", - UNW_FLAG_UHANDLER (stamp) ? " uhandler" : "", - (unsigned long) (eh_addr_size * UNW_LENGTH (stamp))); - - if (UNW_VER (stamp) != 1) - { - printf (_("\tUnknown version.\n")); - continue; - } - - in_body = 0; - for (dp = head + 8; dp < head + 8 + eh_addr_size * UNW_LENGTH (stamp);) - dp = unw_decode (dp, in_body, & in_body); - } -} - -static int -slurp_ia64_unwind_table (FILE * file, - struct ia64_unw_aux_info * aux, - Elf_Internal_Shdr * sec) -{ - unsigned long size, nrelas, i; - Elf_Internal_Phdr * seg; - struct ia64_unw_table_entry * tep; - Elf_Internal_Shdr * relsec; - Elf_Internal_Rela * rela; - Elf_Internal_Rela * rp; - unsigned char * table; - unsigned char * tp; - Elf_Internal_Sym * sym; - const char * relname; - - /* First, find the starting address of the segment that includes - this section: */ - - if (elf_header.e_phnum) - { - if (! get_program_headers (file)) - return 0; - - for (seg = program_headers; - seg < program_headers + elf_header.e_phnum; - ++seg) - { - if (seg->p_type != PT_LOAD) - continue; - - if (sec->sh_addr >= seg->p_vaddr - && (sec->sh_addr + sec->sh_size <= seg->p_vaddr + seg->p_memsz)) - { - aux->seg_base = seg->p_vaddr; - break; - } - } - } - - /* Second, build the unwind table from the contents of the unwind section: */ - size = sec->sh_size; - table = (unsigned char *) get_data (NULL, file, sec->sh_offset, 1, size, - _("unwind table")); - if (!table) - return 0; - - aux->table = (struct ia64_unw_table_entry *) - xcmalloc (size / (3 * eh_addr_size), sizeof (aux->table[0])); - tep = aux->table; - for (tp = table; tp < table + size; ++tep) - { - tep->start.section = SHN_UNDEF; - tep->end.section = SHN_UNDEF; - tep->info.section = SHN_UNDEF; - tep->start.offset = byte_get (tp, eh_addr_size); tp += eh_addr_size; - tep->end.offset = byte_get (tp, eh_addr_size); tp += eh_addr_size; - tep->info.offset = byte_get (tp, eh_addr_size); tp += eh_addr_size; - tep->start.offset += aux->seg_base; - tep->end.offset += aux->seg_base; - tep->info.offset += aux->seg_base; - } - free (table); - - /* Third, apply any relocations to the unwind table: */ - for (relsec = section_headers; - relsec < section_headers + elf_header.e_shnum; - ++relsec) - { - if (relsec->sh_type != SHT_RELA - || relsec->sh_info >= elf_header.e_shnum - || section_headers + relsec->sh_info != sec) - continue; - - if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size, - & rela, & nrelas)) - return 0; - - for (rp = rela; rp < rela + nrelas; ++rp) - { - relname = elf_ia64_reloc_type (get_reloc_type (rp->r_info)); - sym = aux->symtab + get_reloc_symindex (rp->r_info); - - if (! const_strneq (relname, "R_IA64_SEGREL")) - { - warn (_("Skipping unexpected relocation type %s\n"), relname); - continue; - } - - i = rp->r_offset / (3 * eh_addr_size); - - switch (rp->r_offset/eh_addr_size % 3) - { - case 0: - aux->table[i].start.section = sym->st_shndx; - aux->table[i].start.offset = rp->r_addend + sym->st_value; - break; - case 1: - aux->table[i].end.section = sym->st_shndx; - aux->table[i].end.offset = rp->r_addend + sym->st_value; - break; - case 2: - aux->table[i].info.section = sym->st_shndx; - aux->table[i].info.offset = rp->r_addend + sym->st_value; - break; - default: - break; - } - } - - free (rela); - } - - aux->table_len = size / (3 * eh_addr_size); - return 1; -} - -static void -ia64_process_unwind (FILE * file) -{ - Elf_Internal_Shdr * sec; - Elf_Internal_Shdr * unwsec = NULL; - Elf_Internal_Shdr * strsec; - unsigned long i, unwcount = 0, unwstart = 0; - struct ia64_unw_aux_info aux; - - memset (& aux, 0, sizeof (aux)); - - for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec) - { - if (sec->sh_type == SHT_SYMTAB - && sec->sh_link < elf_header.e_shnum) - { - aux.symtab = GET_ELF_SYMBOLS (file, sec, & aux.nsyms); - - strsec = section_headers + sec->sh_link; - assert (aux.strtab == NULL); - aux.strtab = (char *) get_data (NULL, file, strsec->sh_offset, - 1, strsec->sh_size, - _("string table")); - aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0; - } - else if (sec->sh_type == SHT_IA_64_UNWIND) - unwcount++; - } - - if (!unwcount) - printf (_("\nThere are no unwind sections in this file.\n")); - - while (unwcount-- > 0) - { - char * suffix; - size_t len, len2; - - for (i = unwstart, sec = section_headers + unwstart; - i < elf_header.e_shnum; ++i, ++sec) - if (sec->sh_type == SHT_IA_64_UNWIND) - { - unwsec = sec; - break; - } - - unwstart = i + 1; - len = sizeof (ELF_STRING_ia64_unwind_once) - 1; - - if ((unwsec->sh_flags & SHF_GROUP) != 0) - { - /* We need to find which section group it is in. */ - struct group_list * g = section_headers_groups [i]->root; - - for (; g != NULL; g = g->next) - { - sec = section_headers + g->section_index; - - if (streq (SECTION_NAME (sec), ELF_STRING_ia64_unwind_info)) - break; - } - - if (g == NULL) - i = elf_header.e_shnum; - } - else if (strneq (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind_once, len)) - { - /* .gnu.linkonce.ia64unw.FOO -> .gnu.linkonce.ia64unwi.FOO. */ - len2 = sizeof (ELF_STRING_ia64_unwind_info_once) - 1; - suffix = SECTION_NAME (unwsec) + len; - for (i = 0, sec = section_headers; i < elf_header.e_shnum; - ++i, ++sec) - if (strneq (SECTION_NAME (sec), ELF_STRING_ia64_unwind_info_once, len2) - && streq (SECTION_NAME (sec) + len2, suffix)) - break; - } - else - { - /* .IA_64.unwindFOO -> .IA_64.unwind_infoFOO - .IA_64.unwind or BAR -> .IA_64.unwind_info. */ - len = sizeof (ELF_STRING_ia64_unwind) - 1; - len2 = sizeof (ELF_STRING_ia64_unwind_info) - 1; - suffix = ""; - if (strneq (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind, len)) - suffix = SECTION_NAME (unwsec) + len; - for (i = 0, sec = section_headers; i < elf_header.e_shnum; - ++i, ++sec) - if (strneq (SECTION_NAME (sec), ELF_STRING_ia64_unwind_info, len2) - && streq (SECTION_NAME (sec) + len2, suffix)) - break; - } - - if (i == elf_header.e_shnum) - { - printf (_("\nCould not find unwind info section for ")); - - if (string_table == NULL) - printf ("%d", unwsec->sh_name); - else - printf (_("'%s'"), SECTION_NAME (unwsec)); - } - else - { - aux.info_addr = sec->sh_addr; - aux.info = (unsigned char *) get_data (NULL, file, sec->sh_offset, 1, - sec->sh_size, - _("unwind info")); - aux.info_size = aux.info == NULL ? 0 : sec->sh_size; - - printf (_("\nUnwind section ")); - - if (string_table == NULL) - printf ("%d", unwsec->sh_name); - else - printf (_("'%s'"), SECTION_NAME (unwsec)); - - printf (_(" at offset 0x%lx contains %lu entries:\n"), - (unsigned long) unwsec->sh_offset, - (unsigned long) (unwsec->sh_size / (3 * eh_addr_size))); - - (void) slurp_ia64_unwind_table (file, & aux, unwsec); - - if (aux.table_len > 0) - dump_ia64_unwind (& aux); - - if (aux.table) - free ((char *) aux.table); - if (aux.info) - free ((char *) aux.info); - aux.table = NULL; - aux.info = NULL; - } - } - - if (aux.symtab) - free (aux.symtab); - if (aux.strtab) - free ((char *) aux.strtab); -} - -struct hppa_unw_table_entry - { - struct absaddr start; - struct absaddr end; - unsigned int Cannot_unwind:1; /* 0 */ - unsigned int Millicode:1; /* 1 */ - unsigned int Millicode_save_sr0:1; /* 2 */ - unsigned int Region_description:2; /* 3..4 */ - unsigned int reserved1:1; /* 5 */ - unsigned int Entry_SR:1; /* 6 */ - unsigned int Entry_FR:4; /* number saved */ /* 7..10 */ - unsigned int Entry_GR:5; /* number saved */ /* 11..15 */ - unsigned int Args_stored:1; /* 16 */ - unsigned int Variable_Frame:1; /* 17 */ - unsigned int Separate_Package_Body:1; /* 18 */ - unsigned int Frame_Extension_Millicode:1; /* 19 */ - unsigned int Stack_Overflow_Check:1; /* 20 */ - unsigned int Two_Instruction_SP_Increment:1; /* 21 */ - unsigned int Ada_Region:1; /* 22 */ - unsigned int cxx_info:1; /* 23 */ - unsigned int cxx_try_catch:1; /* 24 */ - unsigned int sched_entry_seq:1; /* 25 */ - unsigned int reserved2:1; /* 26 */ - unsigned int Save_SP:1; /* 27 */ - unsigned int Save_RP:1; /* 28 */ - unsigned int Save_MRP_in_frame:1; /* 29 */ - unsigned int extn_ptr_defined:1; /* 30 */ - unsigned int Cleanup_defined:1; /* 31 */ - - unsigned int MPE_XL_interrupt_marker:1; /* 0 */ - unsigned int HP_UX_interrupt_marker:1; /* 1 */ - unsigned int Large_frame:1; /* 2 */ - unsigned int Pseudo_SP_Set:1; /* 3 */ - unsigned int reserved4:1; /* 4 */ - unsigned int Total_frame_size:27; /* 5..31 */ - }; - -struct hppa_unw_aux_info - { - struct hppa_unw_table_entry *table; /* Unwind table. */ - unsigned long table_len; /* Length of unwind table. */ - bfd_vma seg_base; /* Starting address of segment. */ - Elf_Internal_Sym * symtab; /* The symbol table. */ - unsigned long nsyms; /* Number of symbols. */ - char * strtab; /* The string table. */ - unsigned long strtab_size; /* Size of string table. */ - }; - -static void -dump_hppa_unwind (struct hppa_unw_aux_info * aux) -{ - struct hppa_unw_table_entry * tp; - - for (tp = aux->table; tp < aux->table + aux->table_len; ++tp) - { - bfd_vma offset; - const char * procname; - - find_symbol_for_address (aux->symtab, aux->nsyms, aux->strtab, - aux->strtab_size, tp->start, &procname, - &offset); - - fputs ("\n<", stdout); - - if (procname) - { - fputs (procname, stdout); - - if (offset) - printf ("+%lx", (unsigned long) offset); - } - - fputs (">: [", stdout); - print_vma (tp->start.offset, PREFIX_HEX); - fputc ('-', stdout); - print_vma (tp->end.offset, PREFIX_HEX); - printf ("]\n\t"); - -#define PF(_m) if (tp->_m) printf (#_m " "); -#define PV(_m) if (tp->_m) printf (#_m "=%d ", tp->_m); - PF(Cannot_unwind); - PF(Millicode); - PF(Millicode_save_sr0); - /* PV(Region_description); */ - PF(Entry_SR); - PV(Entry_FR); - PV(Entry_GR); - PF(Args_stored); - PF(Variable_Frame); - PF(Separate_Package_Body); - PF(Frame_Extension_Millicode); - PF(Stack_Overflow_Check); - PF(Two_Instruction_SP_Increment); - PF(Ada_Region); - PF(cxx_info); - PF(cxx_try_catch); - PF(sched_entry_seq); - PF(Save_SP); - PF(Save_RP); - PF(Save_MRP_in_frame); - PF(extn_ptr_defined); - PF(Cleanup_defined); - PF(MPE_XL_interrupt_marker); - PF(HP_UX_interrupt_marker); - PF(Large_frame); - PF(Pseudo_SP_Set); - PV(Total_frame_size); -#undef PF -#undef PV - } - - printf ("\n"); -} - -static int -slurp_hppa_unwind_table (FILE * file, - struct hppa_unw_aux_info * aux, - Elf_Internal_Shdr * sec) -{ - unsigned long size, unw_ent_size, nentries, nrelas, i; - Elf_Internal_Phdr * seg; - struct hppa_unw_table_entry * tep; - Elf_Internal_Shdr * relsec; - Elf_Internal_Rela * rela; - Elf_Internal_Rela * rp; - unsigned char * table; - unsigned char * tp; - Elf_Internal_Sym * sym; - const char * relname; - - /* First, find the starting address of the segment that includes - this section. */ - - if (elf_header.e_phnum) - { - if (! get_program_headers (file)) - return 0; - - for (seg = program_headers; - seg < program_headers + elf_header.e_phnum; - ++seg) - { - if (seg->p_type != PT_LOAD) - continue; - - if (sec->sh_addr >= seg->p_vaddr - && (sec->sh_addr + sec->sh_size <= seg->p_vaddr + seg->p_memsz)) - { - aux->seg_base = seg->p_vaddr; - break; - } - } - } - - /* Second, build the unwind table from the contents of the unwind - section. */ - size = sec->sh_size; - table = (unsigned char *) get_data (NULL, file, sec->sh_offset, 1, size, - _("unwind table")); - if (!table) - return 0; - - unw_ent_size = 16; - nentries = size / unw_ent_size; - size = unw_ent_size * nentries; - - tep = aux->table = (struct hppa_unw_table_entry *) - xcmalloc (nentries, sizeof (aux->table[0])); - - for (tp = table; tp < table + size; tp += unw_ent_size, ++tep) - { - unsigned int tmp1, tmp2; - - tep->start.section = SHN_UNDEF; - tep->end.section = SHN_UNDEF; - - tep->start.offset = byte_get ((unsigned char *) tp + 0, 4); - tep->end.offset = byte_get ((unsigned char *) tp + 4, 4); - tmp1 = byte_get ((unsigned char *) tp + 8, 4); - tmp2 = byte_get ((unsigned char *) tp + 12, 4); - - tep->start.offset += aux->seg_base; - tep->end.offset += aux->seg_base; - - tep->Cannot_unwind = (tmp1 >> 31) & 0x1; - tep->Millicode = (tmp1 >> 30) & 0x1; - tep->Millicode_save_sr0 = (tmp1 >> 29) & 0x1; - tep->Region_description = (tmp1 >> 27) & 0x3; - tep->reserved1 = (tmp1 >> 26) & 0x1; - tep->Entry_SR = (tmp1 >> 25) & 0x1; - tep->Entry_FR = (tmp1 >> 21) & 0xf; - tep->Entry_GR = (tmp1 >> 16) & 0x1f; - tep->Args_stored = (tmp1 >> 15) & 0x1; - tep->Variable_Frame = (tmp1 >> 14) & 0x1; - tep->Separate_Package_Body = (tmp1 >> 13) & 0x1; - tep->Frame_Extension_Millicode = (tmp1 >> 12) & 0x1; - tep->Stack_Overflow_Check = (tmp1 >> 11) & 0x1; - tep->Two_Instruction_SP_Increment = (tmp1 >> 10) & 0x1; - tep->Ada_Region = (tmp1 >> 9) & 0x1; - tep->cxx_info = (tmp1 >> 8) & 0x1; - tep->cxx_try_catch = (tmp1 >> 7) & 0x1; - tep->sched_entry_seq = (tmp1 >> 6) & 0x1; - tep->reserved2 = (tmp1 >> 5) & 0x1; - tep->Save_SP = (tmp1 >> 4) & 0x1; - tep->Save_RP = (tmp1 >> 3) & 0x1; - tep->Save_MRP_in_frame = (tmp1 >> 2) & 0x1; - tep->extn_ptr_defined = (tmp1 >> 1) & 0x1; - tep->Cleanup_defined = tmp1 & 0x1; - - tep->MPE_XL_interrupt_marker = (tmp2 >> 31) & 0x1; - tep->HP_UX_interrupt_marker = (tmp2 >> 30) & 0x1; - tep->Large_frame = (tmp2 >> 29) & 0x1; - tep->Pseudo_SP_Set = (tmp2 >> 28) & 0x1; - tep->reserved4 = (tmp2 >> 27) & 0x1; - tep->Total_frame_size = tmp2 & 0x7ffffff; - } - free (table); - - /* Third, apply any relocations to the unwind table. */ - for (relsec = section_headers; - relsec < section_headers + elf_header.e_shnum; - ++relsec) - { - if (relsec->sh_type != SHT_RELA - || relsec->sh_info >= elf_header.e_shnum - || section_headers + relsec->sh_info != sec) - continue; - - if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size, - & rela, & nrelas)) - return 0; - - for (rp = rela; rp < rela + nrelas; ++rp) - { - relname = elf_hppa_reloc_type (get_reloc_type (rp->r_info)); - sym = aux->symtab + get_reloc_symindex (rp->r_info); - - /* R_PARISC_SEGREL32 or R_PARISC_SEGREL64. */ - if (! const_strneq (relname, "R_PARISC_SEGREL")) - { - warn (_("Skipping unexpected relocation type %s\n"), relname); - continue; - } - - i = rp->r_offset / unw_ent_size; - - switch ((rp->r_offset % unw_ent_size) / eh_addr_size) - { - case 0: - aux->table[i].start.section = sym->st_shndx; - aux->table[i].start.offset = sym->st_value + rp->r_addend; - break; - case 1: - aux->table[i].end.section = sym->st_shndx; - aux->table[i].end.offset = sym->st_value + rp->r_addend; - break; - default: - break; - } - } - - free (rela); - } - - aux->table_len = nentries; - - return 1; -} - -static void -hppa_process_unwind (FILE * file) -{ - struct hppa_unw_aux_info aux; - Elf_Internal_Shdr * unwsec = NULL; - Elf_Internal_Shdr * strsec; - Elf_Internal_Shdr * sec; - unsigned long i; - - if (string_table == NULL) - return; - - memset (& aux, 0, sizeof (aux)); - - for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec) - { - if (sec->sh_type == SHT_SYMTAB - && sec->sh_link < elf_header.e_shnum) - { - aux.symtab = GET_ELF_SYMBOLS (file, sec, & aux.nsyms); - - strsec = section_headers + sec->sh_link; - assert (aux.strtab == NULL); - aux.strtab = (char *) get_data (NULL, file, strsec->sh_offset, - 1, strsec->sh_size, - _("string table")); - aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0; - } - else if (streq (SECTION_NAME (sec), ".PARISC.unwind")) - unwsec = sec; - } - - if (!unwsec) - printf (_("\nThere are no unwind sections in this file.\n")); - - for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec) - { - if (streq (SECTION_NAME (sec), ".PARISC.unwind")) - { - printf (_("\nUnwind section ")); - printf (_("'%s'"), SECTION_NAME (sec)); - - printf (_(" at offset 0x%lx contains %lu entries:\n"), - (unsigned long) sec->sh_offset, - (unsigned long) (sec->sh_size / (2 * eh_addr_size + 8))); - - slurp_hppa_unwind_table (file, &aux, sec); - if (aux.table_len > 0) - dump_hppa_unwind (&aux); - - if (aux.table) - free ((char *) aux.table); - aux.table = NULL; - } - } - - if (aux.symtab) - free (aux.symtab); - if (aux.strtab) - free ((char *) aux.strtab); -} - -struct arm_section -{ - unsigned char * data; /* The unwind data. */ - Elf_Internal_Shdr * sec; /* The cached unwind section header. */ - Elf_Internal_Rela * rela; /* The cached relocations for this section. */ - unsigned long nrelas; /* The number of relocations. */ - unsigned int rel_type; /* REL or RELA ? */ - Elf_Internal_Rela * next_rela; /* Cyclic pointer to the next reloc to process. */ -}; - -struct arm_unw_aux_info -{ - FILE * file; /* The file containing the unwind sections. */ - Elf_Internal_Sym * symtab; /* The file's symbol table. */ - unsigned long nsyms; /* Number of symbols. */ - char * strtab; /* The file's string table. */ - unsigned long strtab_size; /* Size of string table. */ -}; - -static const char * -arm_print_vma_and_name (struct arm_unw_aux_info *aux, - bfd_vma fn, struct absaddr addr) -{ - const char *procname; - bfd_vma sym_offset; - - if (addr.section == SHN_UNDEF) - addr.offset = fn; - - find_symbol_for_address (aux->symtab, aux->nsyms, aux->strtab, - aux->strtab_size, addr, &procname, - &sym_offset); - - print_vma (fn, PREFIX_HEX); - - if (procname) - { - fputs (" <", stdout); - fputs (procname, stdout); - - if (sym_offset) - printf ("+0x%lx", (unsigned long) sym_offset); - fputc ('>', stdout); - } - - return procname; -} - -static void -arm_free_section (struct arm_section *arm_sec) -{ - if (arm_sec->data != NULL) - free (arm_sec->data); - - if (arm_sec->rela != NULL) - free (arm_sec->rela); -} - -/* 1) If SEC does not match the one cached in ARM_SEC, then free the current - cached section and install SEC instead. - 2) Locate the 32-bit word at WORD_OFFSET in unwind section SEC - and return its valued in * WORDP, relocating if necessary. - 3) Update the NEXT_RELA field in ARM_SEC and store the section index and - relocation's offset in ADDR. - 4) If SYM_NAME is non-NULL and a relocation was applied, record the offset - into the string table of the symbol associated with the reloc. If no - reloc was applied store -1 there. - 5) Return TRUE upon success, FALSE otherwise. */ - -static bfd_boolean -get_unwind_section_word (struct arm_unw_aux_info * aux, - struct arm_section * arm_sec, - Elf_Internal_Shdr * sec, - bfd_vma word_offset, - unsigned int * wordp, - struct absaddr * addr, - bfd_vma * sym_name) -{ - Elf_Internal_Rela *rp; - Elf_Internal_Sym *sym; - const char * relname; - unsigned int word; - bfd_boolean wrapped; - - addr->section = SHN_UNDEF; - addr->offset = 0; - - if (sym_name != NULL) - *sym_name = (bfd_vma) -1; - - /* If necessary, update the section cache. */ - if (sec != arm_sec->sec) - { - Elf_Internal_Shdr *relsec; - - arm_free_section (arm_sec); - - arm_sec->sec = sec; - arm_sec->data = get_data (NULL, aux->file, sec->sh_offset, 1, - sec->sh_size, _("unwind data")); - arm_sec->rela = NULL; - arm_sec->nrelas = 0; - - for (relsec = section_headers; - relsec < section_headers + elf_header.e_shnum; - ++relsec) - { - if (relsec->sh_info >= elf_header.e_shnum - || section_headers + relsec->sh_info != sec - /* PR 15745: Check the section type as well. */ - || (relsec->sh_type != SHT_REL - && relsec->sh_type != SHT_RELA)) - continue; - - arm_sec->rel_type = relsec->sh_type; - if (relsec->sh_type == SHT_REL) - { - if (!slurp_rel_relocs (aux->file, relsec->sh_offset, - relsec->sh_size, - & arm_sec->rela, & arm_sec->nrelas)) - return FALSE; - } - else /* relsec->sh_type == SHT_RELA */ - { - if (!slurp_rela_relocs (aux->file, relsec->sh_offset, - relsec->sh_size, - & arm_sec->rela, & arm_sec->nrelas)) - return FALSE; - } - break; - } - - arm_sec->next_rela = arm_sec->rela; - } - - /* If there is no unwind data we can do nothing. */ - if (arm_sec->data == NULL) - return FALSE; - - /* Get the word at the required offset. */ - word = byte_get (arm_sec->data + word_offset, 4); - - /* Look through the relocs to find the one that applies to the provided offset. */ - wrapped = FALSE; - for (rp = arm_sec->next_rela; rp != arm_sec->rela + arm_sec->nrelas; rp++) - { - bfd_vma prelval, offset; - - if (rp->r_offset > word_offset && !wrapped) - { - rp = arm_sec->rela; - wrapped = TRUE; - } - if (rp->r_offset > word_offset) - break; - - if (rp->r_offset & 3) - { - warn (_("Skipping unexpected relocation at offset 0x%lx\n"), - (unsigned long) rp->r_offset); - continue; - } - - if (rp->r_offset < word_offset) - continue; - - sym = aux->symtab + ELF32_R_SYM (rp->r_info); - - if (arm_sec->rel_type == SHT_REL) - { - offset = word & 0x7fffffff; - if (offset & 0x40000000) - offset |= ~ (bfd_vma) 0x7fffffff; - } - else if (arm_sec->rel_type == SHT_RELA) - offset = rp->r_addend; - else - abort (); - - offset += sym->st_value; - prelval = offset - (arm_sec->sec->sh_addr + rp->r_offset); - - /* Check that we are processing the expected reloc type. */ - if (elf_header.e_machine == EM_ARM) - { - relname = elf_arm_reloc_type (ELF32_R_TYPE (rp->r_info)); - - if (streq (relname, "R_ARM_NONE")) - continue; - - if (! streq (relname, "R_ARM_PREL31")) - { - warn (_("Skipping unexpected relocation type %s\n"), relname); - continue; - } - } - else if (elf_header.e_machine == EM_TI_C6000) - { - relname = elf_tic6x_reloc_type (ELF32_R_TYPE (rp->r_info)); - - if (streq (relname, "R_C6000_NONE")) - continue; - - if (! streq (relname, "R_C6000_PREL31")) - { - warn (_("Skipping unexpected relocation type %s\n"), relname); - continue; - } - - prelval >>= 1; - } - else - /* This function currently only supports ARM and TI unwinders. */ - abort (); - - word = (word & ~ (bfd_vma) 0x7fffffff) | (prelval & 0x7fffffff); - addr->section = sym->st_shndx; - addr->offset = offset; - if (sym_name) - * sym_name = sym->st_name; - break; - } - - *wordp = word; - arm_sec->next_rela = rp; - - return TRUE; -} - -static const char *tic6x_unwind_regnames[16] = -{ - "A15", "B15", "B14", "B13", "B12", "B11", "B10", "B3", - "A14", "A13", "A12", "A11", "A10", - "[invalid reg 13]", "[invalid reg 14]", "[invalid reg 15]" -}; - -static void -decode_tic6x_unwind_regmask (unsigned int mask) -{ - int i; - - for (i = 12; mask; mask >>= 1, i--) - { - if (mask & 1) - { - fputs (tic6x_unwind_regnames[i], stdout); - if (mask > 1) - fputs (", ", stdout); - } - } -} - -#define ADVANCE \ - if (remaining == 0 && more_words) \ - { \ - data_offset += 4; \ - if (! get_unwind_section_word (aux, data_arm_sec, data_sec, \ - data_offset, & word, & addr, NULL)) \ - return; \ - remaining = 4; \ - more_words--; \ - } \ - -#define GET_OP(OP) \ - ADVANCE; \ - if (remaining) \ - { \ - remaining--; \ - (OP) = word >> 24; \ - word <<= 8; \ - } \ - else \ - { \ - printf (_("[Truncated opcode]\n")); \ - return; \ - } \ - printf ("0x%02x ", OP) - -static void -decode_arm_unwind_bytecode (struct arm_unw_aux_info *aux, - unsigned int word, unsigned int remaining, - unsigned int more_words, - bfd_vma data_offset, Elf_Internal_Shdr *data_sec, - struct arm_section *data_arm_sec) -{ - struct absaddr addr; - - /* Decode the unwinding instructions. */ - while (1) - { - unsigned int op, op2; - - ADVANCE; - if (remaining == 0) - break; - remaining--; - op = word >> 24; - word <<= 8; - - printf (" 0x%02x ", op); - - if ((op & 0xc0) == 0x00) - { - int offset = ((op & 0x3f) << 2) + 4; - - printf (" vsp = vsp + %d", offset); - } - else if ((op & 0xc0) == 0x40) - { - int offset = ((op & 0x3f) << 2) + 4; - - printf (" vsp = vsp - %d", offset); - } - else if ((op & 0xf0) == 0x80) - { - GET_OP (op2); - if (op == 0x80 && op2 == 0) - printf (_("Refuse to unwind")); - else - { - unsigned int mask = ((op & 0x0f) << 8) | op2; - int first = 1; - int i; - - printf ("pop {"); - for (i = 0; i < 12; i++) - if (mask & (1 << i)) - { - if (first) - first = 0; - else - printf (", "); - printf ("r%d", 4 + i); - } - printf ("}"); - } - } - else if ((op & 0xf0) == 0x90) - { - if (op == 0x9d || op == 0x9f) - printf (_(" [Reserved]")); - else - printf (" vsp = r%d", op & 0x0f); - } - else if ((op & 0xf0) == 0xa0) - { - int end = 4 + (op & 0x07); - int first = 1; - int i; - - printf (" pop {"); - for (i = 4; i <= end; i++) - { - if (first) - first = 0; - else - printf (", "); - printf ("r%d", i); - } - if (op & 0x08) - { - if (!first) - printf (", "); - printf ("r14"); - } - printf ("}"); - } - else if (op == 0xb0) - printf (_(" finish")); - else if (op == 0xb1) - { - GET_OP (op2); - if (op2 == 0 || (op2 & 0xf0) != 0) - printf (_("[Spare]")); - else - { - unsigned int mask = op2 & 0x0f; - int first = 1; - int i; - - printf ("pop {"); - for (i = 0; i < 12; i++) - if (mask & (1 << i)) - { - if (first) - first = 0; - else - printf (", "); - printf ("r%d", i); - } - printf ("}"); - } - } - else if (op == 0xb2) - { - unsigned char buf[9]; - unsigned int i, len; - unsigned long offset; - - for (i = 0; i < sizeof (buf); i++) - { - GET_OP (buf[i]); - if ((buf[i] & 0x80) == 0) - break; - } - assert (i < sizeof (buf)); - offset = read_uleb128 (buf, &len, buf + i + 1); - assert (len == i + 1); - offset = offset * 4 + 0x204; - printf ("vsp = vsp + %ld", offset); - } - else if (op == 0xb3 || op == 0xc8 || op == 0xc9) - { - unsigned int first, last; - - GET_OP (op2); - first = op2 >> 4; - last = op2 & 0x0f; - if (op == 0xc8) - first = first + 16; - printf ("pop {D%d", first); - if (last) - printf ("-D%d", first + last); - printf ("}"); - } - else if ((op & 0xf8) == 0xb8 || (op & 0xf8) == 0xd0) - { - unsigned int count = op & 0x07; - - printf ("pop {D8"); - if (count) - printf ("-D%d", 8 + count); - printf ("}"); - } - else if (op >= 0xc0 && op <= 0xc5) - { - unsigned int count = op & 0x07; - - printf (" pop {wR10"); - if (count) - printf ("-wR%d", 10 + count); - printf ("}"); - } - else if (op == 0xc6) - { - unsigned int first, last; - - GET_OP (op2); - first = op2 >> 4; - last = op2 & 0x0f; - printf ("pop {wR%d", first); - if (last) - printf ("-wR%d", first + last); - printf ("}"); - } - else if (op == 0xc7) - { - GET_OP (op2); - if (op2 == 0 || (op2 & 0xf0) != 0) - printf (_("[Spare]")); - else - { - unsigned int mask = op2 & 0x0f; - int first = 1; - int i; - - printf ("pop {"); - for (i = 0; i < 4; i++) - if (mask & (1 << i)) - { - if (first) - first = 0; - else - printf (", "); - printf ("wCGR%d", i); - } - printf ("}"); - } - } - else - printf (_(" [unsupported opcode]")); - printf ("\n"); - } -} - -static void -decode_tic6x_unwind_bytecode (struct arm_unw_aux_info *aux, - unsigned int word, unsigned int remaining, - unsigned int more_words, - bfd_vma data_offset, Elf_Internal_Shdr *data_sec, - struct arm_section *data_arm_sec) -{ - struct absaddr addr; - - /* Decode the unwinding instructions. */ - while (1) - { - unsigned int op, op2; - - ADVANCE; - if (remaining == 0) - break; - remaining--; - op = word >> 24; - word <<= 8; - - printf (" 0x%02x ", op); - - if ((op & 0xc0) == 0x00) - { - int offset = ((op & 0x3f) << 3) + 8; - printf (" sp = sp + %d", offset); - } - else if ((op & 0xc0) == 0x80) - { - GET_OP (op2); - if (op == 0x80 && op2 == 0) - printf (_("Refuse to unwind")); - else - { - unsigned int mask = ((op & 0x1f) << 8) | op2; - if (op & 0x20) - printf ("pop compact {"); - else - printf ("pop {"); - - decode_tic6x_unwind_regmask (mask); - printf("}"); - } - } - else if ((op & 0xf0) == 0xc0) - { - unsigned int reg; - unsigned int nregs; - unsigned int i; - const char *name; - struct - { - unsigned int offset; - unsigned int reg; - } regpos[16]; - - /* Scan entire instruction first so that GET_OP output is not - interleaved with disassembly. */ - nregs = 0; - for (i = 0; nregs < (op & 0xf); i++) - { - GET_OP (op2); - reg = op2 >> 4; - if (reg != 0xf) - { - regpos[nregs].offset = i * 2; - regpos[nregs].reg = reg; - nregs++; - } - - reg = op2 & 0xf; - if (reg != 0xf) - { - regpos[nregs].offset = i * 2 + 1; - regpos[nregs].reg = reg; - nregs++; - } - } - - printf (_("pop frame {")); - reg = nregs - 1; - for (i = i * 2; i > 0; i--) - { - if (regpos[reg].offset == i - 1) - { - name = tic6x_unwind_regnames[regpos[reg].reg]; - if (reg > 0) - reg--; - } - else - name = _("[pad]"); - - fputs (name, stdout); - if (i > 1) - printf (", "); - } - - printf ("}"); - } - else if (op == 0xd0) - printf (" MOV FP, SP"); - else if (op == 0xd1) - printf (" __c6xabi_pop_rts"); - else if (op == 0xd2) - { - unsigned char buf[9]; - unsigned int i, len; - unsigned long offset; - - for (i = 0; i < sizeof (buf); i++) - { - GET_OP (buf[i]); - if ((buf[i] & 0x80) == 0) - break; - } - assert (i < sizeof (buf)); - offset = read_uleb128 (buf, &len, buf + i + 1); - assert (len == i + 1); - offset = offset * 8 + 0x408; - printf (_("sp = sp + %ld"), offset); - } - else if ((op & 0xf0) == 0xe0) - { - if ((op & 0x0f) == 7) - printf (" RETURN"); - else - printf (" MV %s, B3", tic6x_unwind_regnames[op & 0x0f]); - } - else - { - printf (_(" [unsupported opcode]")); - } - putchar ('\n'); - } -} - -static bfd_vma -arm_expand_prel31 (bfd_vma word, bfd_vma where) -{ - bfd_vma offset; - - offset = word & 0x7fffffff; - if (offset & 0x40000000) - offset |= ~ (bfd_vma) 0x7fffffff; - - if (elf_header.e_machine == EM_TI_C6000) - offset <<= 1; - - return offset + where; -} - -static void -decode_arm_unwind (struct arm_unw_aux_info * aux, - unsigned int word, - unsigned int remaining, - bfd_vma data_offset, - Elf_Internal_Shdr * data_sec, - struct arm_section * data_arm_sec) -{ - int per_index; - unsigned int more_words = 0; - struct absaddr addr; - bfd_vma sym_name = (bfd_vma) -1; - - if (remaining == 0) - { - /* Fetch the first word. - Note - when decoding an object file the address extracted - here will always be 0. So we also pass in the sym_name - parameter so that we can find the symbol associated with - the personality routine. */ - if (! get_unwind_section_word (aux, data_arm_sec, data_sec, data_offset, - & word, & addr, & sym_name)) - return; - - remaining = 4; - } - - if ((word & 0x80000000) == 0) - { - /* Expand prel31 for personality routine. */ - bfd_vma fn; - const char *procname; - - fn = arm_expand_prel31 (word, data_sec->sh_addr + data_offset); - printf (_(" Personality routine: ")); - if (fn == 0 - && addr.section == SHN_UNDEF && addr.offset == 0 - && sym_name != (bfd_vma) -1 && sym_name < aux->strtab_size) - { - procname = aux->strtab + sym_name; - print_vma (fn, PREFIX_HEX); - if (procname) - { - fputs (" <", stdout); - fputs (procname, stdout); - fputc ('>', stdout); - } - } - else - procname = arm_print_vma_and_name (aux, fn, addr); - fputc ('\n', stdout); - - /* The GCC personality routines use the standard compact - encoding, starting with one byte giving the number of - words. */ - if (procname != NULL - && (const_strneq (procname, "__gcc_personality_v0") - || const_strneq (procname, "__gxx_personality_v0") - || const_strneq (procname, "__gcj_personality_v0") - || const_strneq (procname, "__gnu_objc_personality_v0"))) - { - remaining = 0; - more_words = 1; - ADVANCE; - if (!remaining) - { - printf (_(" [Truncated data]\n")); - return; - } - more_words = word >> 24; - word <<= 8; - remaining--; - per_index = -1; - } - else - return; - } - else - { - /* ARM EHABI Section 6.3: - - An exception-handling table entry for the compact model looks like: - - 31 30-28 27-24 23-0 - -- ----- ----- ---- - 1 0 index Data for personalityRoutine[index] */ - - if (elf_header.e_machine == EM_ARM - && (word & 0x70000000)) - warn (_("Corrupt ARM compact model table entry: %x \n"), word); - - per_index = (word >> 24) & 0x7f; - printf (_(" Compact model index: %d\n"), per_index); - if (per_index == 0) - { - more_words = 0; - word <<= 8; - remaining--; - } - else if (per_index < 3) - { - more_words = (word >> 16) & 0xff; - word <<= 16; - remaining -= 2; - } - } - - switch (elf_header.e_machine) - { - case EM_ARM: - if (per_index < 3) - { - decode_arm_unwind_bytecode (aux, word, remaining, more_words, - data_offset, data_sec, data_arm_sec); - } - else - { - warn (_("Unknown ARM compact model index encountered\n")); - printf (_(" [reserved]\n")); - } - break; - - case EM_TI_C6000: - if (per_index < 3) - { - decode_tic6x_unwind_bytecode (aux, word, remaining, more_words, - data_offset, data_sec, data_arm_sec); - } - else if (per_index < 5) - { - if (((word >> 17) & 0x7f) == 0x7f) - printf (_(" Restore stack from frame pointer\n")); - else - printf (_(" Stack increment %d\n"), (word >> 14) & 0x1fc); - printf (_(" Registers restored: ")); - if (per_index == 4) - printf (" (compact) "); - decode_tic6x_unwind_regmask ((word >> 4) & 0x1fff); - putchar ('\n'); - printf (_(" Return register: %s\n"), - tic6x_unwind_regnames[word & 0xf]); - } - else - printf (_(" [reserved (%d)]\n"), per_index); - break; - - default: - error (_("Unsupported architecture type %d encountered when decoding unwind table"), - elf_header.e_machine); - } - - /* Decode the descriptors. Not implemented. */ -} - -static void -dump_arm_unwind (struct arm_unw_aux_info *aux, Elf_Internal_Shdr *exidx_sec) -{ - struct arm_section exidx_arm_sec, extab_arm_sec; - unsigned int i, exidx_len; - - memset (&exidx_arm_sec, 0, sizeof (exidx_arm_sec)); - memset (&extab_arm_sec, 0, sizeof (extab_arm_sec)); - exidx_len = exidx_sec->sh_size / 8; - - for (i = 0; i < exidx_len; i++) - { - unsigned int exidx_fn, exidx_entry; - struct absaddr fn_addr, entry_addr; - bfd_vma fn; - - fputc ('\n', stdout); - - if (! get_unwind_section_word (aux, & exidx_arm_sec, exidx_sec, - 8 * i, & exidx_fn, & fn_addr, NULL) - || ! get_unwind_section_word (aux, & exidx_arm_sec, exidx_sec, - 8 * i + 4, & exidx_entry, & entry_addr, NULL)) - { - arm_free_section (& exidx_arm_sec); - arm_free_section (& extab_arm_sec); - return; - } - - /* ARM EHABI, Section 5: - An index table entry consists of 2 words. - The first word contains a prel31 offset to the start of a function, with bit 31 clear. */ - if (exidx_fn & 0x80000000) - warn (_("corrupt index table entry: %x\n"), exidx_fn); - - fn = arm_expand_prel31 (exidx_fn, exidx_sec->sh_addr + 8 * i); - - arm_print_vma_and_name (aux, fn, fn_addr); - fputs (": ", stdout); - - if (exidx_entry == 1) - { - print_vma (exidx_entry, PREFIX_HEX); - fputs (" [cantunwind]\n", stdout); - } - else if (exidx_entry & 0x80000000) - { - print_vma (exidx_entry, PREFIX_HEX); - fputc ('\n', stdout); - decode_arm_unwind (aux, exidx_entry, 4, 0, NULL, NULL); - } - else - { - bfd_vma table, table_offset = 0; - Elf_Internal_Shdr *table_sec; - - fputs ("@", stdout); - table = arm_expand_prel31 (exidx_entry, exidx_sec->sh_addr + 8 * i + 4); - print_vma (table, PREFIX_HEX); - printf ("\n"); - - /* Locate the matching .ARM.extab. */ - if (entry_addr.section != SHN_UNDEF - && entry_addr.section < elf_header.e_shnum) - { - table_sec = section_headers + entry_addr.section; - table_offset = entry_addr.offset; - } - else - { - table_sec = find_section_by_address (table); - if (table_sec != NULL) - table_offset = table - table_sec->sh_addr; - } - if (table_sec == NULL) - { - warn (_("Could not locate .ARM.extab section containing 0x%lx.\n"), - (unsigned long) table); - continue; - } - decode_arm_unwind (aux, 0, 0, table_offset, table_sec, - &extab_arm_sec); - } - } - - printf ("\n"); - - arm_free_section (&exidx_arm_sec); - arm_free_section (&extab_arm_sec); -} - -/* Used for both ARM and C6X unwinding tables. */ - -static void -arm_process_unwind (FILE *file) -{ - struct arm_unw_aux_info aux; - Elf_Internal_Shdr *unwsec = NULL; - Elf_Internal_Shdr *strsec; - Elf_Internal_Shdr *sec; - unsigned long i; - unsigned int sec_type; - - switch (elf_header.e_machine) - { - case EM_ARM: - sec_type = SHT_ARM_EXIDX; - break; - - case EM_TI_C6000: - sec_type = SHT_C6000_UNWIND; - break; - - default: - error (_("Unsupported architecture type %d encountered when processing unwind table"), - elf_header.e_machine); - return; - } - - if (string_table == NULL) - return; - - memset (& aux, 0, sizeof (aux)); - aux.file = file; - - for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec) - { - if (sec->sh_type == SHT_SYMTAB && sec->sh_link < elf_header.e_shnum) - { - aux.symtab = GET_ELF_SYMBOLS (file, sec, & aux.nsyms); - - strsec = section_headers + sec->sh_link; - assert (aux.strtab == NULL); - aux.strtab = get_data (NULL, file, strsec->sh_offset, - 1, strsec->sh_size, _("string table")); - aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0; - } - else if (sec->sh_type == sec_type) - unwsec = sec; - } - - if (unwsec == NULL) - printf (_("\nThere are no unwind sections in this file.\n")); - else - for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec) - { - if (sec->sh_type == sec_type) - { - printf (_("\nUnwind table index '%s' at offset 0x%lx contains %lu entries:\n"), - SECTION_NAME (sec), - (unsigned long) sec->sh_offset, - (unsigned long) (sec->sh_size / (2 * eh_addr_size))); - - dump_arm_unwind (&aux, sec); - } - } - - if (aux.symtab) - free (aux.symtab); - if (aux.strtab) - free ((char *) aux.strtab); -} - -static void -process_unwind (FILE * file) -{ - struct unwind_handler - { - int machtype; - void (* handler)(FILE *); - } handlers[] = - { - { EM_ARM, arm_process_unwind }, - { EM_IA_64, ia64_process_unwind }, - { EM_PARISC, hppa_process_unwind }, - { EM_TI_C6000, arm_process_unwind }, - { 0, 0 } - }; - int i; - - if (!do_unwind) - return; - - for (i = 0; handlers[i].handler != NULL; i++) - if (elf_header.e_machine == handlers[i].machtype) - { - handlers[i].handler (file); - return; - } - - printf (_("\nThe decoding of unwind sections for machine type %s is not currently supported.\n"), - get_machine_name (elf_header.e_machine)); -} - -static void -dynamic_section_mips_val (Elf_Internal_Dyn * entry) -{ - switch (entry->d_tag) - { - case DT_MIPS_FLAGS: - if (entry->d_un.d_val == 0) - printf (_("NONE")); - else - { - static const char * opts[] = - { - "QUICKSTART", "NOTPOT", "NO_LIBRARY_REPLACEMENT", - "NO_MOVE", "SGI_ONLY", "GUARANTEE_INIT", "DELTA_C_PLUS_PLUS", - "GUARANTEE_START_INIT", "PIXIE", "DEFAULT_DELAY_LOAD", - "REQUICKSTART", "REQUICKSTARTED", "CORD", "NO_UNRES_UNDEF", - "RLD_ORDER_SAFE" - }; - unsigned int cnt; - int first = 1; - - for (cnt = 0; cnt < ARRAY_SIZE (opts); ++cnt) - if (entry->d_un.d_val & (1 << cnt)) - { - printf ("%s%s", first ? "" : " ", opts[cnt]); - first = 0; - } - } - break; - - case DT_MIPS_IVERSION: - if (VALID_DYNAMIC_NAME (entry->d_un.d_val)) - printf (_("Interface Version: %s"), GET_DYNAMIC_NAME (entry->d_un.d_val)); - else - printf (_("<corrupt: %" BFD_VMA_FMT "d>"), entry->d_un.d_ptr); - break; - - case DT_MIPS_TIME_STAMP: - { - char timebuf[20]; - struct tm * tmp; - - time_t atime = entry->d_un.d_val; - tmp = gmtime (&atime); - snprintf (timebuf, sizeof (timebuf), "%04u-%02u-%02uT%02u:%02u:%02u", - tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); - printf (_("Time Stamp: %s"), timebuf); - } - break; - - case DT_MIPS_RLD_VERSION: - case DT_MIPS_LOCAL_GOTNO: - case DT_MIPS_CONFLICTNO: - case DT_MIPS_LIBLISTNO: - case DT_MIPS_SYMTABNO: - case DT_MIPS_UNREFEXTNO: - case DT_MIPS_HIPAGENO: - case DT_MIPS_DELTA_CLASS_NO: - case DT_MIPS_DELTA_INSTANCE_NO: - case DT_MIPS_DELTA_RELOC_NO: - case DT_MIPS_DELTA_SYM_NO: - case DT_MIPS_DELTA_CLASSSYM_NO: - case DT_MIPS_COMPACT_SIZE: - print_vma (entry->d_un.d_ptr, DEC); - break; - - default: - print_vma (entry->d_un.d_ptr, PREFIX_HEX); - } - putchar ('\n'); -} - -static void -dynamic_section_parisc_val (Elf_Internal_Dyn * entry) -{ - switch (entry->d_tag) - { - case DT_HP_DLD_FLAGS: - { - static struct - { - long int bit; - const char * str; - } - flags[] = - { - { DT_HP_DEBUG_PRIVATE, "HP_DEBUG_PRIVATE" }, - { DT_HP_DEBUG_CALLBACK, "HP_DEBUG_CALLBACK" }, - { DT_HP_DEBUG_CALLBACK_BOR, "HP_DEBUG_CALLBACK_BOR" }, - { DT_HP_NO_ENVVAR, "HP_NO_ENVVAR" }, - { DT_HP_BIND_NOW, "HP_BIND_NOW" }, - { DT_HP_BIND_NONFATAL, "HP_BIND_NONFATAL" }, - { DT_HP_BIND_VERBOSE, "HP_BIND_VERBOSE" }, - { DT_HP_BIND_RESTRICTED, "HP_BIND_RESTRICTED" }, - { DT_HP_BIND_SYMBOLIC, "HP_BIND_SYMBOLIC" }, - { DT_HP_RPATH_FIRST, "HP_RPATH_FIRST" }, - { DT_HP_BIND_DEPTH_FIRST, "HP_BIND_DEPTH_FIRST" }, - { DT_HP_GST, "HP_GST" }, - { DT_HP_SHLIB_FIXED, "HP_SHLIB_FIXED" }, - { DT_HP_MERGE_SHLIB_SEG, "HP_MERGE_SHLIB_SEG" }, - { DT_HP_NODELETE, "HP_NODELETE" }, - { DT_HP_GROUP, "HP_GROUP" }, - { DT_HP_PROTECT_LINKAGE_TABLE, "HP_PROTECT_LINKAGE_TABLE" } - }; - int first = 1; - size_t cnt; - bfd_vma val = entry->d_un.d_val; - - for (cnt = 0; cnt < ARRAY_SIZE (flags); ++cnt) - if (val & flags[cnt].bit) - { - if (! first) - putchar (' '); - fputs (flags[cnt].str, stdout); - first = 0; - val ^= flags[cnt].bit; - } - - if (val != 0 || first) - { - if (! first) - putchar (' '); - print_vma (val, HEX); - } - } - break; - - default: - print_vma (entry->d_un.d_ptr, PREFIX_HEX); - break; - } - putchar ('\n'); -} - -#ifdef BFD64 - -/* VMS vs Unix time offset and factor. */ - -#define VMS_EPOCH_OFFSET 35067168000000000LL -#define VMS_GRANULARITY_FACTOR 10000000 - -/* Display a VMS time in a human readable format. */ - -static void -print_vms_time (bfd_int64_t vmstime) -{ - struct tm *tm; - time_t unxtime; - - unxtime = (vmstime - VMS_EPOCH_OFFSET) / VMS_GRANULARITY_FACTOR; - tm = gmtime (&unxtime); - printf ("%04u-%02u-%02uT%02u:%02u:%02u", - tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday, - tm->tm_hour, tm->tm_min, tm->tm_sec); -} -#endif /* BFD64 */ - -static void -dynamic_section_ia64_val (Elf_Internal_Dyn * entry) -{ - switch (entry->d_tag) - { - case DT_IA_64_PLT_RESERVE: - /* First 3 slots reserved. */ - print_vma (entry->d_un.d_ptr, PREFIX_HEX); - printf (" -- "); - print_vma (entry->d_un.d_ptr + (3 * 8), PREFIX_HEX); - break; - - case DT_IA_64_VMS_LINKTIME: -#ifdef BFD64 - print_vms_time (entry->d_un.d_val); -#endif - break; - - case DT_IA_64_VMS_LNKFLAGS: - print_vma (entry->d_un.d_ptr, PREFIX_HEX); - if (entry->d_un.d_val & VMS_LF_CALL_DEBUG) - printf (" CALL_DEBUG"); - if (entry->d_un.d_val & VMS_LF_NOP0BUFS) - printf (" NOP0BUFS"); - if (entry->d_un.d_val & VMS_LF_P0IMAGE) - printf (" P0IMAGE"); - if (entry->d_un.d_val & VMS_LF_MKTHREADS) - printf (" MKTHREADS"); - if (entry->d_un.d_val & VMS_LF_UPCALLS) - printf (" UPCALLS"); - if (entry->d_un.d_val & VMS_LF_IMGSTA) - printf (" IMGSTA"); - if (entry->d_un.d_val & VMS_LF_INITIALIZE) - printf (" INITIALIZE"); - if (entry->d_un.d_val & VMS_LF_MAIN) - printf (" MAIN"); - if (entry->d_un.d_val & VMS_LF_EXE_INIT) - printf (" EXE_INIT"); - if (entry->d_un.d_val & VMS_LF_TBK_IN_IMG) - printf (" TBK_IN_IMG"); - if (entry->d_un.d_val & VMS_LF_DBG_IN_IMG) - printf (" DBG_IN_IMG"); - if (entry->d_un.d_val & VMS_LF_TBK_IN_DSF) - printf (" TBK_IN_DSF"); - if (entry->d_un.d_val & VMS_LF_DBG_IN_DSF) - printf (" DBG_IN_DSF"); - if (entry->d_un.d_val & VMS_LF_SIGNATURES) - printf (" SIGNATURES"); - if (entry->d_un.d_val & VMS_LF_REL_SEG_OFF) - printf (" REL_SEG_OFF"); - break; - - default: - print_vma (entry->d_un.d_ptr, PREFIX_HEX); - break; - } - putchar ('\n'); -} - -static int -get_32bit_dynamic_section (FILE * file) -{ - Elf32_External_Dyn * edyn; - Elf32_External_Dyn * ext; - Elf_Internal_Dyn * entry; - - edyn = (Elf32_External_Dyn *) get_data (NULL, file, dynamic_addr, 1, - dynamic_size, _("dynamic section")); - if (!edyn) - return 0; - -/* SGI's ELF has more than one section in the DYNAMIC segment, and we - might not have the luxury of section headers. Look for the DT_NULL - terminator to determine the number of entries. */ - for (ext = edyn, dynamic_nent = 0; - (char *) ext < (char *) edyn + dynamic_size; - ext++) - { - dynamic_nent++; - if (BYTE_GET (ext->d_tag) == DT_NULL) - break; - } - - dynamic_section = (Elf_Internal_Dyn *) cmalloc (dynamic_nent, - sizeof (* entry)); - if (dynamic_section == NULL) - { - error (_("Out of memory\n")); - free (edyn); - return 0; - } - - for (ext = edyn, entry = dynamic_section; - entry < dynamic_section + dynamic_nent; - ext++, entry++) - { - entry->d_tag = BYTE_GET (ext->d_tag); - entry->d_un.d_val = BYTE_GET (ext->d_un.d_val); - } - - free (edyn); - - return 1; -} - -static int -get_64bit_dynamic_section (FILE * file) -{ - Elf64_External_Dyn * edyn; - Elf64_External_Dyn * ext; - Elf_Internal_Dyn * entry; - - edyn = (Elf64_External_Dyn *) get_data (NULL, file, dynamic_addr, 1, - dynamic_size, _("dynamic section")); - if (!edyn) - return 0; - -/* SGI's ELF has more than one section in the DYNAMIC segment, and we - might not have the luxury of section headers. Look for the DT_NULL - terminator to determine the number of entries. */ - for (ext = edyn, dynamic_nent = 0; - (char *) ext < (char *) edyn + dynamic_size; - ext++) - { - dynamic_nent++; - if (BYTE_GET (ext->d_tag) == DT_NULL) - break; - } - - dynamic_section = (Elf_Internal_Dyn *) cmalloc (dynamic_nent, - sizeof (* entry)); - if (dynamic_section == NULL) - { - error (_("Out of memory\n")); - free (edyn); - return 0; - } - - for (ext = edyn, entry = dynamic_section; - entry < dynamic_section + dynamic_nent; - ext++, entry++) - { - entry->d_tag = BYTE_GET (ext->d_tag); - entry->d_un.d_val = BYTE_GET (ext->d_un.d_val); - } - - free (edyn); - - return 1; -} - -static void -print_dynamic_flags (bfd_vma flags) -{ - int first = 1; - - while (flags) - { - bfd_vma flag; - - flag = flags & - flags; - flags &= ~ flag; - - if (first) - first = 0; - else - putc (' ', stdout); - - switch (flag) - { - case DF_ORIGIN: fputs ("ORIGIN", stdout); break; - case DF_SYMBOLIC: fputs ("SYMBOLIC", stdout); break; - case DF_TEXTREL: fputs ("TEXTREL", stdout); break; - case DF_BIND_NOW: fputs ("BIND_NOW", stdout); break; - case DF_STATIC_TLS: fputs ("STATIC_TLS", stdout); break; - default: fputs (_("unknown"), stdout); break; - } - } - puts (""); -} - -/* Parse and display the contents of the dynamic section. */ - -static int -process_dynamic_section (FILE * file) -{ - Elf_Internal_Dyn * entry; - - if (dynamic_size == 0) - { - if (do_dynamic) - printf (_("\nThere is no dynamic section in this file.\n")); - - return 1; - } - - if (is_32bit_elf) - { - if (! get_32bit_dynamic_section (file)) - return 0; - } - else if (! get_64bit_dynamic_section (file)) - return 0; - - /* Find the appropriate symbol table. */ - if (dynamic_symbols == NULL) - { - for (entry = dynamic_section; - entry < dynamic_section + dynamic_nent; - ++entry) - { - Elf_Internal_Shdr section; - - if (entry->d_tag != DT_SYMTAB) - continue; - - dynamic_info[DT_SYMTAB] = entry->d_un.d_val; - - /* Since we do not know how big the symbol table is, - we default to reading in the entire file (!) and - processing that. This is overkill, I know, but it - should work. */ - section.sh_offset = offset_from_vma (file, entry->d_un.d_val, 0); - - if (archive_file_offset != 0) - section.sh_size = archive_file_size - section.sh_offset; - else - { - if (fseek (file, 0, SEEK_END)) - error (_("Unable to seek to end of file!\n")); - - section.sh_size = ftell (file) - section.sh_offset; - } - - if (is_32bit_elf) - section.sh_entsize = sizeof (Elf32_External_Sym); - else - section.sh_entsize = sizeof (Elf64_External_Sym); - - dynamic_symbols = GET_ELF_SYMBOLS (file, §ion, & num_dynamic_syms); - if (num_dynamic_syms < 1) - { - error (_("Unable to determine the number of symbols to load\n")); - continue; - } - } - } - - /* Similarly find a string table. */ - if (dynamic_strings == NULL) - { - for (entry = dynamic_section; - entry < dynamic_section + dynamic_nent; - ++entry) - { - unsigned long offset; - long str_tab_len; - - if (entry->d_tag != DT_STRTAB) - continue; - - dynamic_info[DT_STRTAB] = entry->d_un.d_val; - - /* Since we do not know how big the string table is, - we default to reading in the entire file (!) and - processing that. This is overkill, I know, but it - should work. */ - - offset = offset_from_vma (file, entry->d_un.d_val, 0); - - if (archive_file_offset != 0) - str_tab_len = archive_file_size - offset; - else - { - if (fseek (file, 0, SEEK_END)) - error (_("Unable to seek to end of file\n")); - str_tab_len = ftell (file) - offset; - } - - if (str_tab_len < 1) - { - error - (_("Unable to determine the length of the dynamic string table\n")); - continue; - } - - dynamic_strings = (char *) get_data (NULL, file, offset, 1, - str_tab_len, - _("dynamic string table")); - dynamic_strings_length = dynamic_strings == NULL ? 0 : str_tab_len; - break; - } - } - - /* And find the syminfo section if available. */ - if (dynamic_syminfo == NULL) - { - unsigned long syminsz = 0; - - for (entry = dynamic_section; - entry < dynamic_section + dynamic_nent; - ++entry) - { - if (entry->d_tag == DT_SYMINENT) - { - /* Note: these braces are necessary to avoid a syntax - error from the SunOS4 C compiler. */ - assert (sizeof (Elf_External_Syminfo) == entry->d_un.d_val); - } - else if (entry->d_tag == DT_SYMINSZ) - syminsz = entry->d_un.d_val; - else if (entry->d_tag == DT_SYMINFO) - dynamic_syminfo_offset = offset_from_vma (file, entry->d_un.d_val, - syminsz); - } - - if (dynamic_syminfo_offset != 0 && syminsz != 0) - { - Elf_External_Syminfo * extsyminfo; - Elf_External_Syminfo * extsym; - Elf_Internal_Syminfo * syminfo; - - /* There is a syminfo section. Read the data. */ - extsyminfo = (Elf_External_Syminfo *) - get_data (NULL, file, dynamic_syminfo_offset, 1, syminsz, - _("symbol information")); - if (!extsyminfo) - return 0; - - dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz); - if (dynamic_syminfo == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo); - for (syminfo = dynamic_syminfo, extsym = extsyminfo; - syminfo < dynamic_syminfo + dynamic_syminfo_nent; - ++syminfo, ++extsym) - { - syminfo->si_boundto = BYTE_GET (extsym->si_boundto); - syminfo->si_flags = BYTE_GET (extsym->si_flags); - } - - free (extsyminfo); - } - } - - if (do_dynamic && dynamic_addr) - printf (_("\nDynamic section at offset 0x%lx contains %u entries:\n"), - dynamic_addr, dynamic_nent); - if (do_dynamic) - printf (_(" Tag Type Name/Value\n")); - - for (entry = dynamic_section; - entry < dynamic_section + dynamic_nent; - entry++) - { - if (do_dynamic) - { - const char * dtype; - - putchar (' '); - print_vma (entry->d_tag, FULL_HEX); - dtype = get_dynamic_type (entry->d_tag); - printf (" (%s)%*s", dtype, - ((is_32bit_elf ? 27 : 19) - - (int) strlen (dtype)), - " "); - } - - switch (entry->d_tag) - { - case DT_FLAGS: - if (do_dynamic) - print_dynamic_flags (entry->d_un.d_val); - break; - - case DT_AUXILIARY: - case DT_FILTER: - case DT_CONFIG: - case DT_DEPAUDIT: - case DT_AUDIT: - if (do_dynamic) - { - switch (entry->d_tag) - { - case DT_AUXILIARY: - printf (_("Auxiliary library")); - break; - - case DT_FILTER: - printf (_("Filter library")); - break; - - case DT_CONFIG: - printf (_("Configuration file")); - break; - - case DT_DEPAUDIT: - printf (_("Dependency audit library")); - break; - - case DT_AUDIT: - printf (_("Audit library")); - break; - } - - if (VALID_DYNAMIC_NAME (entry->d_un.d_val)) - printf (": [%s]\n", GET_DYNAMIC_NAME (entry->d_un.d_val)); - else - { - printf (": "); - print_vma (entry->d_un.d_val, PREFIX_HEX); - putchar ('\n'); - } - } - break; - - case DT_FEATURE: - if (do_dynamic) - { - printf (_("Flags:")); - - if (entry->d_un.d_val == 0) - printf (_(" None\n")); - else - { - unsigned long int val = entry->d_un.d_val; - - if (val & DTF_1_PARINIT) - { - printf (" PARINIT"); - val ^= DTF_1_PARINIT; - } - if (val & DTF_1_CONFEXP) - { - printf (" CONFEXP"); - val ^= DTF_1_CONFEXP; - } - if (val != 0) - printf (" %lx", val); - puts (""); - } - } - break; - - case DT_POSFLAG_1: - if (do_dynamic) - { - printf (_("Flags:")); - - if (entry->d_un.d_val == 0) - printf (_(" None\n")); - else - { - unsigned long int val = entry->d_un.d_val; - - if (val & DF_P1_LAZYLOAD) - { - printf (" LAZYLOAD"); - val ^= DF_P1_LAZYLOAD; - } - if (val & DF_P1_GROUPPERM) - { - printf (" GROUPPERM"); - val ^= DF_P1_GROUPPERM; - } - if (val != 0) - printf (" %lx", val); - puts (""); - } - } - break; - - case DT_FLAGS_1: - if (do_dynamic) - { - printf (_("Flags:")); - if (entry->d_un.d_val == 0) - printf (_(" None\n")); - else - { - unsigned long int val = entry->d_un.d_val; - - if (val & DF_1_NOW) - { - printf (" NOW"); - val ^= DF_1_NOW; - } - if (val & DF_1_GLOBAL) - { - printf (" GLOBAL"); - val ^= DF_1_GLOBAL; - } - if (val & DF_1_GROUP) - { - printf (" GROUP"); - val ^= DF_1_GROUP; - } - if (val & DF_1_NODELETE) - { - printf (" NODELETE"); - val ^= DF_1_NODELETE; - } - if (val & DF_1_LOADFLTR) - { - printf (" LOADFLTR"); - val ^= DF_1_LOADFLTR; - } - if (val & DF_1_INITFIRST) - { - printf (" INITFIRST"); - val ^= DF_1_INITFIRST; - } - if (val & DF_1_NOOPEN) - { - printf (" NOOPEN"); - val ^= DF_1_NOOPEN; - } - if (val & DF_1_ORIGIN) - { - printf (" ORIGIN"); - val ^= DF_1_ORIGIN; - } - if (val & DF_1_DIRECT) - { - printf (" DIRECT"); - val ^= DF_1_DIRECT; - } - if (val & DF_1_TRANS) - { - printf (" TRANS"); - val ^= DF_1_TRANS; - } - if (val & DF_1_INTERPOSE) - { - printf (" INTERPOSE"); - val ^= DF_1_INTERPOSE; - } - if (val & DF_1_NODEFLIB) - { - printf (" NODEFLIB"); - val ^= DF_1_NODEFLIB; - } - if (val & DF_1_NODUMP) - { - printf (" NODUMP"); - val ^= DF_1_NODUMP; - } - if (val & DF_1_CONFALT) - { - printf (" CONFALT"); - val ^= DF_1_CONFALT; - } - if (val & DF_1_ENDFILTEE) - { - printf (" ENDFILTEE"); - val ^= DF_1_ENDFILTEE; - } - if (val & DF_1_DISPRELDNE) - { - printf (" DISPRELDNE"); - val ^= DF_1_DISPRELDNE; - } - if (val & DF_1_DISPRELPND) - { - printf (" DISPRELPND"); - val ^= DF_1_DISPRELPND; - } - if (val & DF_1_NODIRECT) - { - printf (" NODIRECT"); - val ^= DF_1_NODIRECT; - } - if (val & DF_1_IGNMULDEF) - { - printf (" IGNMULDEF"); - val ^= DF_1_IGNMULDEF; - } - if (val & DF_1_NOKSYMS) - { - printf (" NOKSYMS"); - val ^= DF_1_NOKSYMS; - } - if (val & DF_1_NOHDR) - { - printf (" NOHDR"); - val ^= DF_1_NOHDR; - } - if (val & DF_1_EDITED) - { - printf (" EDITED"); - val ^= DF_1_EDITED; - } - if (val & DF_1_NORELOC) - { - printf (" NORELOC"); - val ^= DF_1_NORELOC; - } - if (val & DF_1_SYMINTPOSE) - { - printf (" SYMINTPOSE"); - val ^= DF_1_SYMINTPOSE; - } - if (val & DF_1_GLOBAUDIT) - { - printf (" GLOBAUDIT"); - val ^= DF_1_GLOBAUDIT; - } - if (val & DF_1_SINGLETON) - { - printf (" SINGLETON"); - val ^= DF_1_SINGLETON; - } - if (val != 0) - printf (" %lx", val); - puts (""); - } - } - break; - - case DT_PLTREL: - dynamic_info[entry->d_tag] = entry->d_un.d_val; - if (do_dynamic) - puts (get_dynamic_type (entry->d_un.d_val)); - break; - - case DT_NULL : - case DT_NEEDED : - case DT_PLTGOT : - case DT_HASH : - case DT_STRTAB : - case DT_SYMTAB : - case DT_RELA : - case DT_INIT : - case DT_FINI : - case DT_SONAME : - case DT_RPATH : - case DT_SYMBOLIC: - case DT_REL : - case DT_DEBUG : - case DT_TEXTREL : - case DT_JMPREL : - case DT_RUNPATH : - dynamic_info[entry->d_tag] = entry->d_un.d_val; - - if (do_dynamic) - { - char * name; - - if (VALID_DYNAMIC_NAME (entry->d_un.d_val)) - name = GET_DYNAMIC_NAME (entry->d_un.d_val); - else - name = NULL; - - if (name) - { - switch (entry->d_tag) - { - case DT_NEEDED: - printf (_("Shared library: [%s]"), name); - - if (streq (name, program_interpreter)) - printf (_(" program interpreter")); - break; - - case DT_SONAME: - printf (_("Library soname: [%s]"), name); - break; - - case DT_RPATH: - printf (_("Library rpath: [%s]"), name); - break; - - case DT_RUNPATH: - printf (_("Library runpath: [%s]"), name); - break; - - default: - print_vma (entry->d_un.d_val, PREFIX_HEX); - break; - } - } - else - print_vma (entry->d_un.d_val, PREFIX_HEX); - - putchar ('\n'); - } - break; - - case DT_PLTRELSZ: - case DT_RELASZ : - case DT_STRSZ : - case DT_RELSZ : - case DT_RELAENT : - case DT_SYMENT : - case DT_RELENT : - dynamic_info[entry->d_tag] = entry->d_un.d_val; - case DT_PLTPADSZ: - case DT_MOVEENT : - case DT_MOVESZ : - case DT_INIT_ARRAYSZ: - case DT_FINI_ARRAYSZ: - case DT_GNU_CONFLICTSZ: - case DT_GNU_LIBLISTSZ: - if (do_dynamic) - { - print_vma (entry->d_un.d_val, UNSIGNED); - printf (_(" (bytes)\n")); - } - break; - - case DT_VERDEFNUM: - case DT_VERNEEDNUM: - case DT_RELACOUNT: - case DT_RELCOUNT: - if (do_dynamic) - { - print_vma (entry->d_un.d_val, UNSIGNED); - putchar ('\n'); - } - break; - - case DT_SYMINSZ: - case DT_SYMINENT: - case DT_SYMINFO: - case DT_USED: - case DT_INIT_ARRAY: - case DT_FINI_ARRAY: - if (do_dynamic) - { - if (entry->d_tag == DT_USED - && VALID_DYNAMIC_NAME (entry->d_un.d_val)) - { - char * name = GET_DYNAMIC_NAME (entry->d_un.d_val); - - if (*name) - { - printf (_("Not needed object: [%s]\n"), name); - break; - } - } - - print_vma (entry->d_un.d_val, PREFIX_HEX); - putchar ('\n'); - } - break; - - case DT_BIND_NOW: - /* The value of this entry is ignored. */ - if (do_dynamic) - putchar ('\n'); - break; - - case DT_GNU_PRELINKED: - if (do_dynamic) - { - struct tm * tmp; - time_t atime = entry->d_un.d_val; - - tmp = gmtime (&atime); - printf ("%04u-%02u-%02uT%02u:%02u:%02u\n", - tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); - - } - break; - - case DT_GNU_HASH: - dynamic_info_DT_GNU_HASH = entry->d_un.d_val; - if (do_dynamic) - { - print_vma (entry->d_un.d_val, PREFIX_HEX); - putchar ('\n'); - } - break; - - default: - if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM)) - version_info[DT_VERSIONTAGIDX (entry->d_tag)] = - entry->d_un.d_val; - - if (do_dynamic) - { - switch (elf_header.e_machine) - { - case EM_MIPS: - case EM_MIPS_RS3_LE: - dynamic_section_mips_val (entry); - break; - case EM_PARISC: - dynamic_section_parisc_val (entry); - break; - case EM_IA_64: - dynamic_section_ia64_val (entry); - break; - default: - print_vma (entry->d_un.d_val, PREFIX_HEX); - putchar ('\n'); - } - } - break; - } - } - - return 1; -} - -static char * -get_ver_flags (unsigned int flags) -{ - static char buff[32]; - - buff[0] = 0; - - if (flags == 0) - return _("none"); - - if (flags & VER_FLG_BASE) - strcat (buff, "BASE "); - - if (flags & VER_FLG_WEAK) - { - if (flags & VER_FLG_BASE) - strcat (buff, "| "); - - strcat (buff, "WEAK "); - } - - if (flags & VER_FLG_INFO) - { - if (flags & (VER_FLG_BASE|VER_FLG_WEAK)) - strcat (buff, "| "); - - strcat (buff, "INFO "); - } - - if (flags & ~(VER_FLG_BASE | VER_FLG_WEAK | VER_FLG_INFO)) - strcat (buff, _("| <unknown>")); - - return buff; -} - -/* Display the contents of the version sections. */ - -static int -process_version_sections (FILE * file) -{ - Elf_Internal_Shdr * section; - unsigned i; - int found = 0; - - if (! do_version) - return 1; - - for (i = 0, section = section_headers; - i < elf_header.e_shnum; - i++, section++) - { - switch (section->sh_type) - { - case SHT_GNU_verdef: - { - Elf_External_Verdef * edefs; - unsigned int idx; - unsigned int cnt; - char * endbuf; - - found = 1; - - printf - (_("\nVersion definition section '%s' contains %u entries:\n"), - SECTION_NAME (section), section->sh_info); - - printf (_(" Addr: 0x")); - printf_vma (section->sh_addr); - printf (_(" Offset: %#08lx Link: %u (%s)\n"), - (unsigned long) section->sh_offset, section->sh_link, - section->sh_link < elf_header.e_shnum - ? SECTION_NAME (section_headers + section->sh_link) - : _("<corrupt>")); - - edefs = (Elf_External_Verdef *) - get_data (NULL, file, section->sh_offset, 1,section->sh_size, - _("version definition section")); - if (!edefs) - break; - endbuf = (char *) edefs + section->sh_size; - - for (idx = cnt = 0; cnt < section->sh_info; ++cnt) - { - char * vstart; - Elf_External_Verdef * edef; - Elf_Internal_Verdef ent; - Elf_External_Verdaux * eaux; - Elf_Internal_Verdaux aux; - int j; - int isum; - - /* Check for very large indicies. */ - if (idx > (size_t) (endbuf - (char *) edefs)) - break; - - vstart = ((char *) edefs) + idx; - if (vstart + sizeof (*edef) > endbuf) - break; - - edef = (Elf_External_Verdef *) vstart; - - ent.vd_version = BYTE_GET (edef->vd_version); - ent.vd_flags = BYTE_GET (edef->vd_flags); - ent.vd_ndx = BYTE_GET (edef->vd_ndx); - ent.vd_cnt = BYTE_GET (edef->vd_cnt); - ent.vd_hash = BYTE_GET (edef->vd_hash); - ent.vd_aux = BYTE_GET (edef->vd_aux); - ent.vd_next = BYTE_GET (edef->vd_next); - - printf (_(" %#06x: Rev: %d Flags: %s"), - idx, ent.vd_version, get_ver_flags (ent.vd_flags)); - - printf (_(" Index: %d Cnt: %d "), - ent.vd_ndx, ent.vd_cnt); - - /* Check for overflow. */ - if (ent.vd_aux > (size_t) (endbuf - vstart)) - break; - - vstart += ent.vd_aux; - - eaux = (Elf_External_Verdaux *) vstart; - - aux.vda_name = BYTE_GET (eaux->vda_name); - aux.vda_next = BYTE_GET (eaux->vda_next); - - if (VALID_DYNAMIC_NAME (aux.vda_name)) - printf (_("Name: %s\n"), GET_DYNAMIC_NAME (aux.vda_name)); - else - printf (_("Name index: %ld\n"), aux.vda_name); - - isum = idx + ent.vd_aux; - - for (j = 1; j < ent.vd_cnt; j++) - { - /* Check for overflow. */ - if (aux.vda_next > (size_t) (endbuf - vstart)) - break; - - isum += aux.vda_next; - vstart += aux.vda_next; - - eaux = (Elf_External_Verdaux *) vstart; - if (vstart + sizeof (*eaux) > endbuf) - break; - - aux.vda_name = BYTE_GET (eaux->vda_name); - aux.vda_next = BYTE_GET (eaux->vda_next); - - if (VALID_DYNAMIC_NAME (aux.vda_name)) - printf (_(" %#06x: Parent %d: %s\n"), - isum, j, GET_DYNAMIC_NAME (aux.vda_name)); - else - printf (_(" %#06x: Parent %d, name index: %ld\n"), - isum, j, aux.vda_name); - } - - if (j < ent.vd_cnt) - printf (_(" Version def aux past end of section\n")); - - idx += ent.vd_next; - } - - if (cnt < section->sh_info) - printf (_(" Version definition past end of section\n")); - - free (edefs); - } - break; - - case SHT_GNU_verneed: - { - Elf_External_Verneed * eneed; - unsigned int idx; - unsigned int cnt; - char * endbuf; - - found = 1; - - printf (_("\nVersion needs section '%s' contains %u entries:\n"), - SECTION_NAME (section), section->sh_info); - - printf (_(" Addr: 0x")); - printf_vma (section->sh_addr); - printf (_(" Offset: %#08lx Link: %u (%s)\n"), - (unsigned long) section->sh_offset, section->sh_link, - section->sh_link < elf_header.e_shnum - ? SECTION_NAME (section_headers + section->sh_link) - : _("<corrupt>")); - - eneed = (Elf_External_Verneed *) get_data (NULL, file, - section->sh_offset, 1, - section->sh_size, - _("Version Needs section")); - if (!eneed) - break; - endbuf = (char *) eneed + section->sh_size; - - for (idx = cnt = 0; cnt < section->sh_info; ++cnt) - { - Elf_External_Verneed * entry; - Elf_Internal_Verneed ent; - int j; - int isum; - char * vstart; - - if (idx > (size_t) (endbuf - (char *) eneed)) - break; - - vstart = ((char *) eneed) + idx; - if (vstart + sizeof (*entry) > endbuf) - break; - - entry = (Elf_External_Verneed *) vstart; - - ent.vn_version = BYTE_GET (entry->vn_version); - ent.vn_cnt = BYTE_GET (entry->vn_cnt); - ent.vn_file = BYTE_GET (entry->vn_file); - ent.vn_aux = BYTE_GET (entry->vn_aux); - ent.vn_next = BYTE_GET (entry->vn_next); - - printf (_(" %#06x: Version: %d"), idx, ent.vn_version); - - if (VALID_DYNAMIC_NAME (ent.vn_file)) - printf (_(" File: %s"), GET_DYNAMIC_NAME (ent.vn_file)); - else - printf (_(" File: %lx"), ent.vn_file); - - printf (_(" Cnt: %d\n"), ent.vn_cnt); - - /* Check for overflow. */ - if (ent.vn_aux > (size_t) (endbuf - vstart)) - break; - - vstart += ent.vn_aux; - - for (j = 0, isum = idx + ent.vn_aux; j < ent.vn_cnt; ++j) - { - Elf_External_Vernaux * eaux; - Elf_Internal_Vernaux aux; - - if (vstart + sizeof (*eaux) > endbuf) - break; - eaux = (Elf_External_Vernaux *) vstart; - - aux.vna_hash = BYTE_GET (eaux->vna_hash); - aux.vna_flags = BYTE_GET (eaux->vna_flags); - aux.vna_other = BYTE_GET (eaux->vna_other); - aux.vna_name = BYTE_GET (eaux->vna_name); - aux.vna_next = BYTE_GET (eaux->vna_next); - - if (VALID_DYNAMIC_NAME (aux.vna_name)) - printf (_(" %#06x: Name: %s"), - isum, GET_DYNAMIC_NAME (aux.vna_name)); - else - printf (_(" %#06x: Name index: %lx"), - isum, aux.vna_name); - - printf (_(" Flags: %s Version: %d\n"), - get_ver_flags (aux.vna_flags), aux.vna_other); - - /* Check for overflow. */ - if (aux.vna_next > (size_t) (endbuf - vstart)) - break; - - isum += aux.vna_next; - vstart += aux.vna_next; - } - - if (j < ent.vn_cnt) - warn (_("Missing Version Needs auxillary information\n")); - - idx += ent.vn_next; - } - - if (cnt < section->sh_info) - warn (_("Missing Version Needs information\n")); - - free (eneed); - } - break; - - case SHT_GNU_versym: - { - Elf_Internal_Shdr * link_section; - int total; - int cnt; - unsigned char * edata; - unsigned short * data; - char * strtab; - Elf_Internal_Sym * symbols; - Elf_Internal_Shdr * string_sec; - unsigned long num_syms; - long off; - - if (section->sh_link >= elf_header.e_shnum) - break; - - link_section = section_headers + section->sh_link; - total = section->sh_size / sizeof (Elf_External_Versym); - - if (link_section->sh_link >= elf_header.e_shnum) - break; - - found = 1; - - symbols = GET_ELF_SYMBOLS (file, link_section, & num_syms); - if (symbols == NULL) - break; - - string_sec = section_headers + link_section->sh_link; - - strtab = (char *) get_data (NULL, file, string_sec->sh_offset, 1, - string_sec->sh_size, - _("version string table")); - if (!strtab) - { - free (symbols); - break; - } - - printf (_("\nVersion symbols section '%s' contains %d entries:\n"), - SECTION_NAME (section), total); - - printf (_(" Addr: ")); - printf_vma (section->sh_addr); - printf (_(" Offset: %#08lx Link: %u (%s)\n"), - (unsigned long) section->sh_offset, section->sh_link, - SECTION_NAME (link_section)); - - off = offset_from_vma (file, - version_info[DT_VERSIONTAGIDX (DT_VERSYM)], - total * sizeof (short)); - edata = (unsigned char *) get_data (NULL, file, off, total, - sizeof (short), - _("version symbol data")); - if (!edata) - { - free (strtab); - free (symbols); - break; - } - - data = (short unsigned int *) cmalloc (total, sizeof (short)); - - for (cnt = total; cnt --;) - data[cnt] = byte_get (edata + cnt * sizeof (short), - sizeof (short)); - - free (edata); - - for (cnt = 0; cnt < total; cnt += 4) - { - int j, nn; - int check_def, check_need; - char * name; - - printf (" %03x:", cnt); - - for (j = 0; (j < 4) && (cnt + j) < total; ++j) - switch (data[cnt + j]) - { - case 0: - fputs (_(" 0 (*local*) "), stdout); - break; - - case 1: - fputs (_(" 1 (*global*) "), stdout); - break; - - default: - nn = printf ("%4x%c", data[cnt + j] & VERSYM_VERSION, - data[cnt + j] & VERSYM_HIDDEN ? 'h' : ' '); - - /* If this index value is greater than the size of the symbols - array, break to avoid an out-of-bounds read. */ - if ((unsigned long)(cnt + j) >= num_syms) - { - warn (_("invalid index into symbol array\n")); - break; - } - - check_def = 1; - check_need = 1; - if (symbols[cnt + j].st_shndx >= elf_header.e_shnum - || section_headers[symbols[cnt + j].st_shndx].sh_type - != SHT_NOBITS) - { - if (symbols[cnt + j].st_shndx == SHN_UNDEF) - check_def = 0; - else - check_need = 0; - } - - if (check_need - && version_info[DT_VERSIONTAGIDX (DT_VERNEED)]) - { - Elf_Internal_Verneed ivn; - unsigned long offset; - - offset = offset_from_vma - (file, version_info[DT_VERSIONTAGIDX (DT_VERNEED)], - sizeof (Elf_External_Verneed)); - - do - { - Elf_Internal_Vernaux ivna; - Elf_External_Verneed evn; - Elf_External_Vernaux evna; - unsigned long a_off; - - if (get_data (&evn, file, offset, sizeof (evn), 1, - _("version need")) == NULL) - break; - - ivn.vn_aux = BYTE_GET (evn.vn_aux); - ivn.vn_next = BYTE_GET (evn.vn_next); - - a_off = offset + ivn.vn_aux; - - do - { - if (get_data (&evna, file, a_off, sizeof (evna), - 1, _("version need aux (2)")) == NULL) - { - ivna.vna_next = 0; - ivna.vna_other = 0; - } - else - { - ivna.vna_next = BYTE_GET (evna.vna_next); - ivna.vna_other = BYTE_GET (evna.vna_other); - } - - a_off += ivna.vna_next; - } - while (ivna.vna_other != data[cnt + j] - && ivna.vna_next != 0); - - if (ivna.vna_other == data[cnt + j]) - { - ivna.vna_name = BYTE_GET (evna.vna_name); - - if (ivna.vna_name >= string_sec->sh_size) - name = _("*invalid*"); - else - name = strtab + ivna.vna_name; - nn += printf ("(%s%-*s", - name, - 12 - (int) strlen (name), - ")"); - check_def = 0; - break; - } - - offset += ivn.vn_next; - } - while (ivn.vn_next); - } - - if (check_def && data[cnt + j] != 0x8001 - && version_info[DT_VERSIONTAGIDX (DT_VERDEF)]) - { - Elf_Internal_Verdef ivd; - Elf_External_Verdef evd; - unsigned long offset; - - offset = offset_from_vma - (file, version_info[DT_VERSIONTAGIDX (DT_VERDEF)], - sizeof evd); - - do - { - if (get_data (&evd, file, offset, sizeof (evd), 1, - _("version def")) == NULL) - { - ivd.vd_next = 0; - ivd.vd_ndx = 0; - } - else - { - ivd.vd_next = BYTE_GET (evd.vd_next); - ivd.vd_ndx = BYTE_GET (evd.vd_ndx); - } - - offset += ivd.vd_next; - } - while (ivd.vd_ndx != (data[cnt + j] & VERSYM_VERSION) - && ivd.vd_next != 0); - - if (ivd.vd_ndx == (data[cnt + j] & VERSYM_VERSION)) - { - Elf_External_Verdaux evda; - Elf_Internal_Verdaux ivda; - - ivd.vd_aux = BYTE_GET (evd.vd_aux); - - if (get_data (&evda, file, - offset - ivd.vd_next + ivd.vd_aux, - sizeof (evda), 1, - _("version def aux")) == NULL) - break; - - ivda.vda_name = BYTE_GET (evda.vda_name); - - if (ivda.vda_name >= string_sec->sh_size) - name = _("*invalid*"); - else - name = strtab + ivda.vda_name; - nn += printf ("(%s%-*s", - name, - 12 - (int) strlen (name), - ")"); - } - } - - if (nn < 18) - printf ("%*c", 18 - nn, ' '); - } - - putchar ('\n'); - } - - free (data); - free (strtab); - free (symbols); - } - break; - - default: - break; - } - } - - if (! found) - printf (_("\nNo version information found in this file.\n")); - - return 1; -} - -static const char * -get_symbol_binding (unsigned int binding) -{ - static char buff[32]; - - switch (binding) - { - case STB_LOCAL: return "LOCAL"; - case STB_GLOBAL: return "GLOBAL"; - case STB_WEAK: return "WEAK"; - default: - if (binding >= STB_LOPROC && binding <= STB_HIPROC) - snprintf (buff, sizeof (buff), _("<processor specific>: %d"), - binding); - else if (binding >= STB_LOOS && binding <= STB_HIOS) - { - if (binding == STB_GNU_UNIQUE - && (elf_header.e_ident[EI_OSABI] == ELFOSABI_GNU - /* GNU is still using the default value 0. */ - || elf_header.e_ident[EI_OSABI] == ELFOSABI_NONE)) - return "UNIQUE"; - snprintf (buff, sizeof (buff), _("<OS specific>: %d"), binding); - } - else - snprintf (buff, sizeof (buff), _("<unknown>: %d"), binding); - return buff; - } -} - -static const char * -get_symbol_type (unsigned int type) -{ - static char buff[32]; - - switch (type) - { - case STT_NOTYPE: return "NOTYPE"; - case STT_OBJECT: return "OBJECT"; - case STT_FUNC: return "FUNC"; - case STT_SECTION: return "SECTION"; - case STT_FILE: return "FILE"; - case STT_COMMON: return "COMMON"; - case STT_TLS: return "TLS"; - case STT_RELC: return "RELC"; - case STT_SRELC: return "SRELC"; - default: - if (type >= STT_LOPROC && type <= STT_HIPROC) - { - if (elf_header.e_machine == EM_ARM) - { - if (type == STT_ARM_TFUNC) - return "THUMB_FUNC"; - if (type == STT_ARM_16BIT) - return "THUMB_LABEL"; - } - - if (elf_header.e_machine == EM_SPARCV9 && type == STT_REGISTER) - return "REGISTER"; - - if (elf_header.e_machine == EM_PARISC && type == STT_PARISC_MILLI) - return "PARISC_MILLI"; - - snprintf (buff, sizeof (buff), _("<processor specific>: %d"), type); - } - else if (type >= STT_LOOS && type <= STT_HIOS) - { - if (elf_header.e_machine == EM_PARISC) - { - if (type == STT_HP_OPAQUE) - return "HP_OPAQUE"; - if (type == STT_HP_STUB) - return "HP_STUB"; - } - - if (type == STT_GNU_IFUNC - && (elf_header.e_ident[EI_OSABI] == ELFOSABI_GNU - || elf_header.e_ident[EI_OSABI] == ELFOSABI_FREEBSD - /* GNU is still using the default value 0. */ - || elf_header.e_ident[EI_OSABI] == ELFOSABI_NONE)) - return "IFUNC"; - - snprintf (buff, sizeof (buff), _("<OS specific>: %d"), type); - } - else - snprintf (buff, sizeof (buff), _("<unknown>: %d"), type); - return buff; - } -} - -static const char * -get_symbol_visibility (unsigned int visibility) -{ - switch (visibility) - { - case STV_DEFAULT: return "DEFAULT"; - case STV_INTERNAL: return "INTERNAL"; - case STV_HIDDEN: return "HIDDEN"; - case STV_PROTECTED: return "PROTECTED"; - default: abort (); - } -} - -static const char * -get_mips_symbol_other (unsigned int other) -{ - switch (other) - { - case STO_OPTIONAL: - return "OPTIONAL"; - case STO_MIPS_PLT: - return "MIPS PLT"; - case STO_MIPS_PIC: - return "MIPS PIC"; - case STO_MICROMIPS: - return "MICROMIPS"; - case STO_MICROMIPS | STO_MIPS_PIC: - return "MICROMIPS, MIPS PIC"; - case STO_MIPS16: - return "MIPS16"; - default: - return NULL; - } -} - -static const char * -get_ia64_symbol_other (unsigned int other) -{ - if (is_ia64_vms ()) - { - static char res[32]; - - res[0] = 0; - - /* Function types is for images and .STB files only. */ - switch (elf_header.e_type) - { - case ET_DYN: - case ET_EXEC: - switch (VMS_ST_FUNC_TYPE (other)) - { - case VMS_SFT_CODE_ADDR: - strcat (res, " CA"); - break; - case VMS_SFT_SYMV_IDX: - strcat (res, " VEC"); - break; - case VMS_SFT_FD: - strcat (res, " FD"); - break; - case VMS_SFT_RESERVE: - strcat (res, " RSV"); - break; - default: - abort (); - } - break; - default: - break; - } - switch (VMS_ST_LINKAGE (other)) - { - case VMS_STL_IGNORE: - strcat (res, " IGN"); - break; - case VMS_STL_RESERVE: - strcat (res, " RSV"); - break; - case VMS_STL_STD: - strcat (res, " STD"); - break; - case VMS_STL_LNK: - strcat (res, " LNK"); - break; - default: - abort (); - } - - if (res[0] != 0) - return res + 1; - else - return res; - } - return NULL; -} - -static const char * -get_ppc64_symbol_other (unsigned int other) -{ - if (PPC64_LOCAL_ENTRY_OFFSET (other) != 0) - { - static char buf[32]; - snprintf (buf, sizeof buf, _("<localentry>: %d"), - PPC64_LOCAL_ENTRY_OFFSET (other)); - return buf; - } - return NULL; -} - -static const char * -get_symbol_other (unsigned int other) -{ - const char * result = NULL; - static char buff [32]; - - if (other == 0) - return ""; - - switch (elf_header.e_machine) - { - case EM_MIPS: - result = get_mips_symbol_other (other); - break; - case EM_IA_64: - result = get_ia64_symbol_other (other); - break; - case EM_PPC64: - result = get_ppc64_symbol_other (other); - break; - default: - break; - } - - if (result) - return result; - - snprintf (buff, sizeof buff, _("<other>: %x"), other); - return buff; -} - -static const char * -get_symbol_index_type (unsigned int type) -{ - static char buff[32]; - - switch (type) - { - case SHN_UNDEF: return "UND"; - case SHN_ABS: return "ABS"; - case SHN_COMMON: return "COM"; - default: - if (type == SHN_IA_64_ANSI_COMMON - && elf_header.e_machine == EM_IA_64 - && elf_header.e_ident[EI_OSABI] == ELFOSABI_HPUX) - return "ANSI_COM"; - else if ((elf_header.e_machine == EM_X86_64 - || elf_header.e_machine == EM_L1OM - || elf_header.e_machine == EM_K1OM) - && type == SHN_X86_64_LCOMMON) - return "LARGE_COM"; - else if ((type == SHN_MIPS_SCOMMON - && elf_header.e_machine == EM_MIPS) - || (type == SHN_TIC6X_SCOMMON - && elf_header.e_machine == EM_TI_C6000)) - return "SCOM"; - else if (type == SHN_MIPS_SUNDEFINED - && elf_header.e_machine == EM_MIPS) - return "SUND"; - else if (type >= SHN_LOPROC && type <= SHN_HIPROC) - sprintf (buff, "PRC[0x%04x]", type & 0xffff); - else if (type >= SHN_LOOS && type <= SHN_HIOS) - sprintf (buff, "OS [0x%04x]", type & 0xffff); - else if (type >= SHN_LORESERVE) - sprintf (buff, "RSV[0x%04x]", type & 0xffff); - else if (type >= elf_header.e_shnum) - sprintf (buff, "bad section index[%3d]", type); - else - sprintf (buff, "%3d", type); - break; - } - - return buff; -} - -static bfd_vma * -get_dynamic_data (FILE * file, unsigned int number, unsigned int ent_size) -{ - unsigned char * e_data; - bfd_vma * i_data; - - e_data = (unsigned char *) cmalloc (number, ent_size); - - if (e_data == NULL) - { - error (_("Out of memory\n")); - return NULL; - } - - if (fread (e_data, ent_size, number, file) != number) - { - error (_("Unable to read in dynamic data\n")); - return NULL; - } - - i_data = (bfd_vma *) cmalloc (number, sizeof (*i_data)); - - if (i_data == NULL) - { - error (_("Out of memory\n")); - free (e_data); - return NULL; - } - - while (number--) - i_data[number] = byte_get (e_data + number * ent_size, ent_size); - - free (e_data); - - return i_data; -} - -static void -print_dynamic_symbol (bfd_vma si, unsigned long hn) -{ - Elf_Internal_Sym * psym; - int n; - - psym = dynamic_symbols + si; - - n = print_vma (si, DEC_5); - if (n < 5) - fputs (&" "[n], stdout); - printf (" %3lu: ", hn); - print_vma (psym->st_value, LONG_HEX); - putchar (' '); - print_vma (psym->st_size, DEC_5); - - printf (" %-7s", get_symbol_type (ELF_ST_TYPE (psym->st_info))); - printf (" %-6s", get_symbol_binding (ELF_ST_BIND (psym->st_info))); - printf (" %-7s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other))); - /* Check to see if any other bits in the st_other field are set. - Note - displaying this information disrupts the layout of the - table being generated, but for the moment this case is very - rare. */ - if (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other)) - printf (" [%s] ", get_symbol_other (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other))); - printf (" %3.3s ", get_symbol_index_type (psym->st_shndx)); - if (VALID_DYNAMIC_NAME (psym->st_name)) - print_symbol (25, GET_DYNAMIC_NAME (psym->st_name)); - else - printf (_(" <corrupt: %14ld>"), psym->st_name); - putchar ('\n'); -} - -/* Dump the symbol table. */ -static int -process_symbol_table (FILE * file) -{ - Elf_Internal_Shdr * section; - bfd_vma nbuckets = 0; - bfd_vma nchains = 0; - bfd_vma * buckets = NULL; - bfd_vma * chains = NULL; - bfd_vma ngnubuckets = 0; - bfd_vma * gnubuckets = NULL; - bfd_vma * gnuchains = NULL; - bfd_vma gnusymidx = 0; - - if (!do_syms && !do_dyn_syms && !do_histogram) - return 1; - - if (dynamic_info[DT_HASH] - && (do_histogram - || (do_using_dynamic - && !do_dyn_syms - && dynamic_strings != NULL))) - { - unsigned char nb[8]; - unsigned char nc[8]; - int hash_ent_size = 4; - - if ((elf_header.e_machine == EM_ALPHA - || elf_header.e_machine == EM_S390 - || elf_header.e_machine == EM_S390_OLD) - && elf_header.e_ident[EI_CLASS] == ELFCLASS64) - hash_ent_size = 8; - - if (fseek (file, - (archive_file_offset - + offset_from_vma (file, dynamic_info[DT_HASH], - sizeof nb + sizeof nc)), - SEEK_SET)) - { - error (_("Unable to seek to start of dynamic information\n")); - goto no_hash; - } - - if (fread (nb, hash_ent_size, 1, file) != 1) - { - error (_("Failed to read in number of buckets\n")); - goto no_hash; - } - - if (fread (nc, hash_ent_size, 1, file) != 1) - { - error (_("Failed to read in number of chains\n")); - goto no_hash; - } - - nbuckets = byte_get (nb, hash_ent_size); - nchains = byte_get (nc, hash_ent_size); - - buckets = get_dynamic_data (file, nbuckets, hash_ent_size); - chains = get_dynamic_data (file, nchains, hash_ent_size); - - no_hash: - if (buckets == NULL || chains == NULL) - { - if (do_using_dynamic) - return 0; - free (buckets); - free (chains); - buckets = NULL; - chains = NULL; - nbuckets = 0; - nchains = 0; - } - } - - if (dynamic_info_DT_GNU_HASH - && (do_histogram - || (do_using_dynamic - && !do_dyn_syms - && dynamic_strings != NULL))) - { - unsigned char nb[16]; - bfd_vma i, maxchain = 0xffffffff, bitmaskwords; - bfd_vma buckets_vma; - - if (fseek (file, - (archive_file_offset - + offset_from_vma (file, dynamic_info_DT_GNU_HASH, - sizeof nb)), - SEEK_SET)) - { - error (_("Unable to seek to start of dynamic information\n")); - goto no_gnu_hash; - } - - if (fread (nb, 16, 1, file) != 1) - { - error (_("Failed to read in number of buckets\n")); - goto no_gnu_hash; - } - - ngnubuckets = byte_get (nb, 4); - gnusymidx = byte_get (nb + 4, 4); - bitmaskwords = byte_get (nb + 8, 4); - buckets_vma = dynamic_info_DT_GNU_HASH + 16; - if (is_32bit_elf) - buckets_vma += bitmaskwords * 4; - else - buckets_vma += bitmaskwords * 8; - - if (fseek (file, - (archive_file_offset - + offset_from_vma (file, buckets_vma, 4)), - SEEK_SET)) - { - error (_("Unable to seek to start of dynamic information\n")); - goto no_gnu_hash; - } - - gnubuckets = get_dynamic_data (file, ngnubuckets, 4); - - if (gnubuckets == NULL) - goto no_gnu_hash; - - for (i = 0; i < ngnubuckets; i++) - if (gnubuckets[i] != 0) - { - if (gnubuckets[i] < gnusymidx) - return 0; - - if (maxchain == 0xffffffff || gnubuckets[i] > maxchain) - maxchain = gnubuckets[i]; - } - - if (maxchain == 0xffffffff) - goto no_gnu_hash; - - maxchain -= gnusymidx; - - if (fseek (file, - (archive_file_offset - + offset_from_vma (file, buckets_vma - + 4 * (ngnubuckets + maxchain), 4)), - SEEK_SET)) - { - error (_("Unable to seek to start of dynamic information\n")); - goto no_gnu_hash; - } - - do - { - if (fread (nb, 4, 1, file) != 1) - { - error (_("Failed to determine last chain length\n")); - goto no_gnu_hash; - } - - if (maxchain + 1 == 0) - goto no_gnu_hash; - - ++maxchain; - } - while ((byte_get (nb, 4) & 1) == 0); - - if (fseek (file, - (archive_file_offset - + offset_from_vma (file, buckets_vma + 4 * ngnubuckets, 4)), - SEEK_SET)) - { - error (_("Unable to seek to start of dynamic information\n")); - goto no_gnu_hash; - } - - gnuchains = get_dynamic_data (file, maxchain, 4); - - no_gnu_hash: - if (gnuchains == NULL) - { - free (gnubuckets); - gnubuckets = NULL; - ngnubuckets = 0; - if (do_using_dynamic) - return 0; - } - } - - if ((dynamic_info[DT_HASH] || dynamic_info_DT_GNU_HASH) - && do_syms - && do_using_dynamic - && dynamic_strings != NULL) - { - unsigned long hn; - - if (dynamic_info[DT_HASH]) - { - bfd_vma si; - - printf (_("\nSymbol table for image:\n")); - if (is_32bit_elf) - printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n")); - else - printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n")); - - for (hn = 0; hn < nbuckets; hn++) - { - if (! buckets[hn]) - continue; - - for (si = buckets[hn]; si < nchains && si > 0; si = chains[si]) - print_dynamic_symbol (si, hn); - } - } - - if (dynamic_info_DT_GNU_HASH) - { - printf (_("\nSymbol table of `.gnu.hash' for image:\n")); - if (is_32bit_elf) - printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n")); - else - printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n")); - - for (hn = 0; hn < ngnubuckets; ++hn) - if (gnubuckets[hn] != 0) - { - bfd_vma si = gnubuckets[hn]; - bfd_vma off = si - gnusymidx; - - do - { - print_dynamic_symbol (si, hn); - si++; - } - while ((gnuchains[off++] & 1) == 0); - } - } - } - else if (do_dyn_syms || (do_syms && !do_using_dynamic)) - { - unsigned int i; - - for (i = 0, section = section_headers; - i < elf_header.e_shnum; - i++, section++) - { - unsigned int si; - char * strtab = NULL; - unsigned long int strtab_size = 0; - Elf_Internal_Sym * symtab; - Elf_Internal_Sym * psym; - unsigned long num_syms; - - if ((section->sh_type != SHT_SYMTAB - && section->sh_type != SHT_DYNSYM) - || (!do_syms - && section->sh_type == SHT_SYMTAB)) - continue; - - if (section->sh_entsize == 0) - { - printf (_("\nSymbol table '%s' has a sh_entsize of zero!\n"), - SECTION_NAME (section)); - continue; - } - - printf (_("\nSymbol table '%s' contains %lu entries:\n"), - SECTION_NAME (section), - (unsigned long) (section->sh_size / section->sh_entsize)); - - if (is_32bit_elf) - printf (_(" Num: Value Size Type Bind Vis Ndx Name\n")); - else - printf (_(" Num: Value Size Type Bind Vis Ndx Name\n")); - - symtab = GET_ELF_SYMBOLS (file, section, & num_syms); - if (symtab == NULL) - continue; - - if (section->sh_link == elf_header.e_shstrndx) - { - strtab = string_table; - strtab_size = string_table_length; - } - else if (section->sh_link < elf_header.e_shnum) - { - Elf_Internal_Shdr * string_sec; - - string_sec = section_headers + section->sh_link; - - strtab = (char *) get_data (NULL, file, string_sec->sh_offset, - 1, string_sec->sh_size, - _("string table")); - strtab_size = strtab != NULL ? string_sec->sh_size : 0; - } - - for (si = 0, psym = symtab; si < num_syms; si++, psym++) - { - printf ("%6d: ", si); - print_vma (psym->st_value, LONG_HEX); - putchar (' '); - print_vma (psym->st_size, DEC_5); - printf (" %-7s", get_symbol_type (ELF_ST_TYPE (psym->st_info))); - printf (" %-6s", get_symbol_binding (ELF_ST_BIND (psym->st_info))); - printf (" %-7s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other))); - /* Check to see if any other bits in the st_other field are set. - Note - displaying this information disrupts the layout of the - table being generated, but for the moment this case is very rare. */ - if (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other)) - printf (" [%s] ", get_symbol_other (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other))); - printf (" %4s ", get_symbol_index_type (psym->st_shndx)); - print_symbol (25, psym->st_name < strtab_size - ? strtab + psym->st_name : _("<corrupt>")); - - if (section->sh_type == SHT_DYNSYM - && version_info[DT_VERSIONTAGIDX (DT_VERSYM)] != 0) - { - unsigned char data[2]; - unsigned short vers_data; - unsigned long offset; - int is_nobits; - int check_def; - - offset = offset_from_vma - (file, version_info[DT_VERSIONTAGIDX (DT_VERSYM)], - sizeof data + si * sizeof (vers_data)); - - if (get_data (&data, file, offset + si * sizeof (vers_data), - sizeof (data), 1, _("version data")) == NULL) - break; - - vers_data = byte_get (data, 2); - - is_nobits = (psym->st_shndx < elf_header.e_shnum - && section_headers[psym->st_shndx].sh_type - == SHT_NOBITS); - - check_def = (psym->st_shndx != SHN_UNDEF); - - if ((vers_data & VERSYM_HIDDEN) || vers_data > 1) - { - if (version_info[DT_VERSIONTAGIDX (DT_VERNEED)] - && (is_nobits || ! check_def)) - { - Elf_External_Verneed evn; - Elf_Internal_Verneed ivn; - Elf_Internal_Vernaux ivna; - - /* We must test both. */ - offset = offset_from_vma - (file, version_info[DT_VERSIONTAGIDX (DT_VERNEED)], - sizeof evn); - - do - { - unsigned long vna_off; - - if (get_data (&evn, file, offset, sizeof (evn), 1, - _("version need")) == NULL) - { - ivna.vna_next = 0; - ivna.vna_other = 0; - ivna.vna_name = 0; - break; - } - - ivn.vn_aux = BYTE_GET (evn.vn_aux); - ivn.vn_next = BYTE_GET (evn.vn_next); - - vna_off = offset + ivn.vn_aux; - - do - { - Elf_External_Vernaux evna; - - if (get_data (&evna, file, vna_off, - sizeof (evna), 1, - _("version need aux (3)")) == NULL) - { - ivna.vna_next = 0; - ivna.vna_other = 0; - ivna.vna_name = 0; - } - else - { - ivna.vna_other = BYTE_GET (evna.vna_other); - ivna.vna_next = BYTE_GET (evna.vna_next); - ivna.vna_name = BYTE_GET (evna.vna_name); - } - - vna_off += ivna.vna_next; - } - while (ivna.vna_other != vers_data - && ivna.vna_next != 0); - - if (ivna.vna_other == vers_data) - break; - - offset += ivn.vn_next; - } - while (ivn.vn_next != 0); - - if (ivna.vna_other == vers_data) - { - printf ("@%s (%d)", - ivna.vna_name < strtab_size - ? strtab + ivna.vna_name : _("<corrupt>"), - ivna.vna_other); - check_def = 0; - } - else if (! is_nobits) - error (_("bad dynamic symbol\n")); - else - check_def = 1; - } - - if (check_def) - { - if (vers_data != 0x8001 - && version_info[DT_VERSIONTAGIDX (DT_VERDEF)]) - { - Elf_Internal_Verdef ivd; - Elf_Internal_Verdaux ivda; - Elf_External_Verdaux evda; - unsigned long off; - - off = offset_from_vma - (file, - version_info[DT_VERSIONTAGIDX (DT_VERDEF)], - sizeof (Elf_External_Verdef)); - - do - { - Elf_External_Verdef evd; - - if (get_data (&evd, file, off, sizeof (evd), - 1, _("version def")) == NULL) - { - ivd.vd_ndx = 0; - ivd.vd_aux = 0; - ivd.vd_next = 0; - } - else - { - ivd.vd_ndx = BYTE_GET (evd.vd_ndx); - ivd.vd_aux = BYTE_GET (evd.vd_aux); - ivd.vd_next = BYTE_GET (evd.vd_next); - } - - off += ivd.vd_next; - } - while (ivd.vd_ndx != (vers_data & VERSYM_VERSION) - && ivd.vd_next != 0); - - off -= ivd.vd_next; - off += ivd.vd_aux; - - if (get_data (&evda, file, off, sizeof (evda), - 1, _("version def aux")) == NULL) - break; - - ivda.vda_name = BYTE_GET (evda.vda_name); - - if (psym->st_name != ivda.vda_name) - printf ((vers_data & VERSYM_HIDDEN) - ? "@%s" : "@@%s", - ivda.vda_name < strtab_size - ? strtab + ivda.vda_name : _("<corrupt>")); - } - } - } - } - - putchar ('\n'); - } - - free (symtab); - if (strtab != string_table) - free (strtab); - } - } - else if (do_syms) - printf - (_("\nDynamic symbol information is not available for displaying symbols.\n")); - - if (do_histogram && buckets != NULL) - { - unsigned long * lengths; - unsigned long * counts; - unsigned long hn; - bfd_vma si; - unsigned long maxlength = 0; - unsigned long nzero_counts = 0; - unsigned long nsyms = 0; - - printf (_("\nHistogram for bucket list length (total of %lu buckets):\n"), - (unsigned long) nbuckets); - printf (_(" Length Number %% of total Coverage\n")); - - lengths = (unsigned long *) calloc (nbuckets, sizeof (*lengths)); - if (lengths == NULL) - { - error (_("Out of memory\n")); - return 0; - } - for (hn = 0; hn < nbuckets; ++hn) - { - for (si = buckets[hn]; si > 0 && si < nchains; si = chains[si]) - { - ++nsyms; - if (maxlength < ++lengths[hn]) - ++maxlength; - } - } - - counts = (unsigned long *) calloc (maxlength + 1, sizeof (*counts)); - if (counts == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - for (hn = 0; hn < nbuckets; ++hn) - ++counts[lengths[hn]]; - - if (nbuckets > 0) - { - unsigned long i; - printf (" 0 %-10lu (%5.1f%%)\n", - counts[0], (counts[0] * 100.0) / nbuckets); - for (i = 1; i <= maxlength; ++i) - { - nzero_counts += counts[i] * i; - printf ("%7lu %-10lu (%5.1f%%) %5.1f%%\n", - i, counts[i], (counts[i] * 100.0) / nbuckets, - (nzero_counts * 100.0) / nsyms); - } - } - - free (counts); - free (lengths); - } - - if (buckets != NULL) - { - free (buckets); - free (chains); - } - - if (do_histogram && gnubuckets != NULL) - { - unsigned long * lengths; - unsigned long * counts; - unsigned long hn; - unsigned long maxlength = 0; - unsigned long nzero_counts = 0; - unsigned long nsyms = 0; - - lengths = (unsigned long *) calloc (ngnubuckets, sizeof (*lengths)); - if (lengths == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - printf (_("\nHistogram for `.gnu.hash' bucket list length (total of %lu buckets):\n"), - (unsigned long) ngnubuckets); - printf (_(" Length Number %% of total Coverage\n")); - - for (hn = 0; hn < ngnubuckets; ++hn) - if (gnubuckets[hn] != 0) - { - bfd_vma off, length = 1; - - for (off = gnubuckets[hn] - gnusymidx; - (gnuchains[off] & 1) == 0; ++off) - ++length; - lengths[hn] = length; - if (length > maxlength) - maxlength = length; - nsyms += length; - } - - counts = (unsigned long *) calloc (maxlength + 1, sizeof (*counts)); - if (counts == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - for (hn = 0; hn < ngnubuckets; ++hn) - ++counts[lengths[hn]]; - - if (ngnubuckets > 0) - { - unsigned long j; - printf (" 0 %-10lu (%5.1f%%)\n", - counts[0], (counts[0] * 100.0) / ngnubuckets); - for (j = 1; j <= maxlength; ++j) - { - nzero_counts += counts[j] * j; - printf ("%7lu %-10lu (%5.1f%%) %5.1f%%\n", - j, counts[j], (counts[j] * 100.0) / ngnubuckets, - (nzero_counts * 100.0) / nsyms); - } - } - - free (counts); - free (lengths); - free (gnubuckets); - free (gnuchains); - } - - return 1; -} - -static int -process_syminfo (FILE * file ATTRIBUTE_UNUSED) -{ - unsigned int i; - - if (dynamic_syminfo == NULL - || !do_dynamic) - /* No syminfo, this is ok. */ - return 1; - - /* There better should be a dynamic symbol section. */ - if (dynamic_symbols == NULL || dynamic_strings == NULL) - return 0; - - if (dynamic_addr) - printf (_("\nDynamic info segment at offset 0x%lx contains %d entries:\n"), - dynamic_syminfo_offset, dynamic_syminfo_nent); - - printf (_(" Num: Name BoundTo Flags\n")); - for (i = 0; i < dynamic_syminfo_nent; ++i) - { - unsigned short int flags = dynamic_syminfo[i].si_flags; - - printf ("%4d: ", i); - if (VALID_DYNAMIC_NAME (dynamic_symbols[i].st_name)) - print_symbol (30, GET_DYNAMIC_NAME (dynamic_symbols[i].st_name)); - else - printf (_("<corrupt: %19ld>"), dynamic_symbols[i].st_name); - putchar (' '); - - switch (dynamic_syminfo[i].si_boundto) - { - case SYMINFO_BT_SELF: - fputs ("SELF ", stdout); - break; - case SYMINFO_BT_PARENT: - fputs ("PARENT ", stdout); - break; - default: - if (dynamic_syminfo[i].si_boundto > 0 - && dynamic_syminfo[i].si_boundto < dynamic_nent - && VALID_DYNAMIC_NAME (dynamic_section[dynamic_syminfo[i].si_boundto].d_un.d_val)) - { - print_symbol (10, GET_DYNAMIC_NAME (dynamic_section[dynamic_syminfo[i].si_boundto].d_un.d_val)); - putchar (' ' ); - } - else - printf ("%-10d ", dynamic_syminfo[i].si_boundto); - break; - } - - if (flags & SYMINFO_FLG_DIRECT) - printf (" DIRECT"); - if (flags & SYMINFO_FLG_PASSTHRU) - printf (" PASSTHRU"); - if (flags & SYMINFO_FLG_COPY) - printf (" COPY"); - if (flags & SYMINFO_FLG_LAZYLOAD) - printf (" LAZYLOAD"); - - puts (""); - } - - return 1; -} - -/* Check to see if the given reloc needs to be handled in a target specific - manner. If so then process the reloc and return TRUE otherwise return - FALSE. */ - -static bfd_boolean -target_specific_reloc_handling (Elf_Internal_Rela * reloc, - unsigned char * start, - Elf_Internal_Sym * symtab) -{ - unsigned int reloc_type = get_reloc_type (reloc->r_info); - - switch (elf_header.e_machine) - { - case EM_MSP430: - case EM_MSP430_OLD: - { - static Elf_Internal_Sym * saved_sym = NULL; - - switch (reloc_type) - { - case 10: /* R_MSP430_SYM_DIFF */ - if (uses_msp430x_relocs ()) - break; - case 21: /* R_MSP430X_SYM_DIFF */ - saved_sym = symtab + get_reloc_symindex (reloc->r_info); - return TRUE; - - case 1: /* R_MSP430_32 or R_MSP430_ABS32 */ - case 3: /* R_MSP430_16 or R_MSP430_ABS8 */ - goto handle_sym_diff; - - case 5: /* R_MSP430_16_BYTE */ - case 9: /* R_MSP430_8 */ - if (uses_msp430x_relocs ()) - break; - goto handle_sym_diff; - - case 2: /* R_MSP430_ABS16 */ - case 15: /* R_MSP430X_ABS16 */ - if (! uses_msp430x_relocs ()) - break; - goto handle_sym_diff; - - handle_sym_diff: - if (saved_sym != NULL) - { - bfd_vma value; - - value = reloc->r_addend - + (symtab[get_reloc_symindex (reloc->r_info)].st_value - - saved_sym->st_value); - - byte_put (start + reloc->r_offset, value, reloc_type == 1 ? 4 : 2); - - saved_sym = NULL; - return TRUE; - } - break; - - default: - if (saved_sym != NULL) - error (_("Unhandled MSP430 reloc type found after SYM_DIFF reloc")); - break; - } - break; - } - - case EM_MN10300: - case EM_CYGNUS_MN10300: - { - static Elf_Internal_Sym * saved_sym = NULL; - - switch (reloc_type) - { - case 34: /* R_MN10300_ALIGN */ - return TRUE; - case 33: /* R_MN10300_SYM_DIFF */ - saved_sym = symtab + get_reloc_symindex (reloc->r_info); - return TRUE; - case 1: /* R_MN10300_32 */ - case 2: /* R_MN10300_16 */ - if (saved_sym != NULL) - { - bfd_vma value; - - value = reloc->r_addend - + (symtab[get_reloc_symindex (reloc->r_info)].st_value - - saved_sym->st_value); - - byte_put (start + reloc->r_offset, value, reloc_type == 1 ? 4 : 2); - - saved_sym = NULL; - return TRUE; - } - break; - default: - if (saved_sym != NULL) - error (_("Unhandled MN10300 reloc type found after SYM_DIFF reloc")); - break; - } - break; - } - } - - return FALSE; -} - -/* Returns TRUE iff RELOC_TYPE is a 32-bit absolute RELA relocation used in - DWARF debug sections. This is a target specific test. Note - we do not - go through the whole including-target-headers-multiple-times route, (as - we have already done with <elf/h8.h>) because this would become very - messy and even then this function would have to contain target specific - information (the names of the relocs instead of their numeric values). - FIXME: This is not the correct way to solve this problem. The proper way - is to have target specific reloc sizing and typing functions created by - the reloc-macros.h header, in the same way that it already creates the - reloc naming functions. */ - -static bfd_boolean -is_32bit_abs_reloc (unsigned int reloc_type) -{ - switch (elf_header.e_machine) - { - case EM_386: - case EM_486: - return reloc_type == 1; /* R_386_32. */ - case EM_68K: - return reloc_type == 1; /* R_68K_32. */ - case EM_860: - return reloc_type == 1; /* R_860_32. */ - case EM_960: - return reloc_type == 2; /* R_960_32. */ - case EM_AARCH64: - return reloc_type == 258; /* R_AARCH64_ABS32 */ - case EM_ALPHA: - return reloc_type == 1; /* R_ALPHA_REFLONG. */ - case EM_ARC: - return reloc_type == 1; /* R_ARC_32. */ - case EM_ARM: - return reloc_type == 2; /* R_ARM_ABS32 */ - case EM_AVR_OLD: - case EM_AVR: - return reloc_type == 1; - case EM_ADAPTEVA_EPIPHANY: - return reloc_type == 3; - case EM_BLACKFIN: - return reloc_type == 0x12; /* R_byte4_data. */ - case EM_CRIS: - return reloc_type == 3; /* R_CRIS_32. */ - case EM_CR16: - return reloc_type == 3; /* R_CR16_NUM32. */ - case EM_CRX: - return reloc_type == 15; /* R_CRX_NUM32. */ - case EM_CYGNUS_FRV: - return reloc_type == 1; - case EM_CYGNUS_D10V: - case EM_D10V: - return reloc_type == 6; /* R_D10V_32. */ - case EM_CYGNUS_D30V: - case EM_D30V: - return reloc_type == 12; /* R_D30V_32_NORMAL. */ - case EM_DLX: - return reloc_type == 3; /* R_DLX_RELOC_32. */ - case EM_CYGNUS_FR30: - case EM_FR30: - return reloc_type == 3; /* R_FR30_32. */ - case EM_H8S: - case EM_H8_300: - case EM_H8_300H: - return reloc_type == 1; /* R_H8_DIR32. */ - case EM_IA_64: - return reloc_type == 0x65; /* R_IA64_SECREL32LSB. */ - case EM_IP2K_OLD: - case EM_IP2K: - return reloc_type == 2; /* R_IP2K_32. */ - case EM_IQ2000: - return reloc_type == 2; /* R_IQ2000_32. */ - case EM_LATTICEMICO32: - return reloc_type == 3; /* R_LM32_32. */ - case EM_M32C_OLD: - case EM_M32C: - return reloc_type == 3; /* R_M32C_32. */ - case EM_M32R: - return reloc_type == 34; /* R_M32R_32_RELA. */ - case EM_MCORE: - return reloc_type == 1; /* R_MCORE_ADDR32. */ - case EM_CYGNUS_MEP: - return reloc_type == 4; /* R_MEP_32. */ - case EM_METAG: - return reloc_type == 2; /* R_METAG_ADDR32. */ - case EM_MICROBLAZE: - return reloc_type == 1; /* R_MICROBLAZE_32. */ - case EM_MIPS: - return reloc_type == 2; /* R_MIPS_32. */ - case EM_MMIX: - return reloc_type == 4; /* R_MMIX_32. */ - case EM_CYGNUS_MN10200: - case EM_MN10200: - return reloc_type == 1; /* R_MN10200_32. */ - case EM_CYGNUS_MN10300: - case EM_MN10300: - return reloc_type == 1; /* R_MN10300_32. */ - case EM_MOXIE: - return reloc_type == 1; /* R_MOXIE_32. */ - case EM_MSP430_OLD: - case EM_MSP430: - return reloc_type == 1; /* R_MSP430_32 or R_MSP320_ABS32. */ - case EM_MT: - return reloc_type == 2; /* R_MT_32. */ - case EM_ALTERA_NIOS2: - return reloc_type == 12; /* R_NIOS2_BFD_RELOC_32. */ - case EM_NIOS32: - return reloc_type == 1; /* R_NIOS_32. */ - case EM_OPENRISC: - case EM_OR32: - return reloc_type == 1; /* R_OR32_32. */ - case EM_PARISC: - return (reloc_type == 1 /* R_PARISC_DIR32. */ - || reloc_type == 41); /* R_PARISC_SECREL32. */ - case EM_PJ: - case EM_PJ_OLD: - return reloc_type == 1; /* R_PJ_DATA_DIR32. */ - case EM_PPC64: - return reloc_type == 1; /* R_PPC64_ADDR32. */ - case EM_PPC: - return reloc_type == 1; /* R_PPC_ADDR32. */ - case EM_RL78: - return reloc_type == 1; /* R_RL78_DIR32. */ - case EM_RX: - return reloc_type == 1; /* R_RX_DIR32. */ - case EM_S370: - return reloc_type == 1; /* R_I370_ADDR31. */ - case EM_S390_OLD: - case EM_S390: - return reloc_type == 4; /* R_S390_32. */ - case EM_SCORE: - return reloc_type == 8; /* R_SCORE_ABS32. */ - case EM_SH: - return reloc_type == 1; /* R_SH_DIR32. */ - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: - return reloc_type == 3 /* R_SPARC_32. */ - || reloc_type == 23; /* R_SPARC_UA32. */ - case EM_SPU: - return reloc_type == 6; /* R_SPU_ADDR32 */ - case EM_TI_C6000: - return reloc_type == 1; /* R_C6000_ABS32. */ - case EM_TILEGX: - return reloc_type == 2; /* R_TILEGX_32. */ - case EM_TILEPRO: - return reloc_type == 1; /* R_TILEPRO_32. */ - case EM_CYGNUS_V850: - case EM_V850: - return reloc_type == 6; /* R_V850_ABS32. */ - case EM_V800: - return reloc_type == 0x33; /* R_V810_WORD. */ - case EM_VAX: - return reloc_type == 1; /* R_VAX_32. */ - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - return reloc_type == 10; /* R_X86_64_32. */ - case EM_XC16X: - case EM_C166: - return reloc_type == 3; /* R_XC16C_ABS_32. */ - case EM_XGATE: - return reloc_type == 4; /* R_XGATE_32. */ - case EM_XSTORMY16: - return reloc_type == 1; /* R_XSTROMY16_32. */ - case EM_XTENSA_OLD: - case EM_XTENSA: - return reloc_type == 1; /* R_XTENSA_32. */ - default: - error (_("Missing knowledge of 32-bit reloc types used in DWARF sections of machine number %d\n"), - elf_header.e_machine); - abort (); - } -} - -/* Like is_32bit_abs_reloc except that it returns TRUE iff RELOC_TYPE is - a 32-bit pc-relative RELA relocation used in DWARF debug sections. */ - -static bfd_boolean -is_32bit_pcrel_reloc (unsigned int reloc_type) -{ - switch (elf_header.e_machine) - { - case EM_386: - case EM_486: - return reloc_type == 2; /* R_386_PC32. */ - case EM_68K: - return reloc_type == 4; /* R_68K_PC32. */ - case EM_AARCH64: - return reloc_type == 261; /* R_AARCH64_PREL32 */ - case EM_ADAPTEVA_EPIPHANY: - return reloc_type == 6; - case EM_ALPHA: - return reloc_type == 10; /* R_ALPHA_SREL32. */ - case EM_ARM: - return reloc_type == 3; /* R_ARM_REL32 */ - case EM_MICROBLAZE: - return reloc_type == 2; /* R_MICROBLAZE_32_PCREL. */ - case EM_PARISC: - return reloc_type == 9; /* R_PARISC_PCREL32. */ - case EM_PPC: - return reloc_type == 26; /* R_PPC_REL32. */ - case EM_PPC64: - return reloc_type == 26; /* R_PPC64_REL32. */ - case EM_S390_OLD: - case EM_S390: - return reloc_type == 5; /* R_390_PC32. */ - case EM_SH: - return reloc_type == 2; /* R_SH_REL32. */ - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: - return reloc_type == 6; /* R_SPARC_DISP32. */ - case EM_SPU: - return reloc_type == 13; /* R_SPU_REL32. */ - case EM_TILEGX: - return reloc_type == 6; /* R_TILEGX_32_PCREL. */ - case EM_TILEPRO: - return reloc_type == 4; /* R_TILEPRO_32_PCREL. */ - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - return reloc_type == 2; /* R_X86_64_PC32. */ - case EM_XTENSA_OLD: - case EM_XTENSA: - return reloc_type == 14; /* R_XTENSA_32_PCREL. */ - default: - /* Do not abort or issue an error message here. Not all targets use - pc-relative 32-bit relocs in their DWARF debug information and we - have already tested for target coverage in is_32bit_abs_reloc. A - more helpful warning message will be generated by apply_relocations - anyway, so just return. */ - return FALSE; - } -} - -/* Like is_32bit_abs_reloc except that it returns TRUE iff RELOC_TYPE is - a 64-bit absolute RELA relocation used in DWARF debug sections. */ - -static bfd_boolean -is_64bit_abs_reloc (unsigned int reloc_type) -{ - switch (elf_header.e_machine) - { - case EM_AARCH64: - return reloc_type == 257; /* R_AARCH64_ABS64. */ - case EM_ALPHA: - return reloc_type == 2; /* R_ALPHA_REFQUAD. */ - case EM_IA_64: - return reloc_type == 0x27; /* R_IA64_DIR64LSB. */ - case EM_PARISC: - return reloc_type == 80; /* R_PARISC_DIR64. */ - case EM_PPC64: - return reloc_type == 38; /* R_PPC64_ADDR64. */ - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: - return reloc_type == 54; /* R_SPARC_UA64. */ - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - return reloc_type == 1; /* R_X86_64_64. */ - case EM_S390_OLD: - case EM_S390: - return reloc_type == 22; /* R_S390_64. */ - case EM_TILEGX: - return reloc_type == 1; /* R_TILEGX_64. */ - case EM_MIPS: - return reloc_type == 18; /* R_MIPS_64. */ - default: - return FALSE; - } -} - -/* Like is_32bit_pcrel_reloc except that it returns TRUE iff RELOC_TYPE is - a 64-bit pc-relative RELA relocation used in DWARF debug sections. */ - -static bfd_boolean -is_64bit_pcrel_reloc (unsigned int reloc_type) -{ - switch (elf_header.e_machine) - { - case EM_AARCH64: - return reloc_type == 260; /* R_AARCH64_PREL64. */ - case EM_ALPHA: - return reloc_type == 11; /* R_ALPHA_SREL64. */ - case EM_IA_64: - return reloc_type == 0x4f; /* R_IA64_PCREL64LSB. */ - case EM_PARISC: - return reloc_type == 72; /* R_PARISC_PCREL64. */ - case EM_PPC64: - return reloc_type == 44; /* R_PPC64_REL64. */ - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: - return reloc_type == 46; /* R_SPARC_DISP64. */ - case EM_X86_64: - case EM_L1OM: - case EM_K1OM: - return reloc_type == 24; /* R_X86_64_PC64. */ - case EM_S390_OLD: - case EM_S390: - return reloc_type == 23; /* R_S390_PC64. */ - case EM_TILEGX: - return reloc_type == 5; /* R_TILEGX_64_PCREL. */ - default: - return FALSE; - } -} - -/* Like is_32bit_abs_reloc except that it returns TRUE iff RELOC_TYPE is - a 24-bit absolute RELA relocation used in DWARF debug sections. */ - -static bfd_boolean -is_24bit_abs_reloc (unsigned int reloc_type) -{ - switch (elf_header.e_machine) - { - case EM_CYGNUS_MN10200: - case EM_MN10200: - return reloc_type == 4; /* R_MN10200_24. */ - default: - return FALSE; - } -} - -/* Like is_32bit_abs_reloc except that it returns TRUE iff RELOC_TYPE is - a 16-bit absolute RELA relocation used in DWARF debug sections. */ - -static bfd_boolean -is_16bit_abs_reloc (unsigned int reloc_type) -{ - switch (elf_header.e_machine) - { - case EM_AVR_OLD: - case EM_AVR: - return reloc_type == 4; /* R_AVR_16. */ - case EM_ADAPTEVA_EPIPHANY: - return reloc_type == 5; - case EM_CYGNUS_D10V: - case EM_D10V: - return reloc_type == 3; /* R_D10V_16. */ - case EM_H8S: - case EM_H8_300: - case EM_H8_300H: - return reloc_type == R_H8_DIR16; - case EM_IP2K_OLD: - case EM_IP2K: - return reloc_type == 1; /* R_IP2K_16. */ - case EM_M32C_OLD: - case EM_M32C: - return reloc_type == 1; /* R_M32C_16 */ - case EM_MSP430: - if (uses_msp430x_relocs ()) - return reloc_type == 2; /* R_MSP430_ABS16. */ - case EM_MSP430_OLD: - return reloc_type == 5; /* R_MSP430_16_BYTE. */ - case EM_ALTERA_NIOS2: - return reloc_type == 13; /* R_NIOS2_BFD_RELOC_16. */ - case EM_NIOS32: - return reloc_type == 9; /* R_NIOS_16. */ - case EM_TI_C6000: - return reloc_type == 2; /* R_C6000_ABS16. */ - case EM_XC16X: - case EM_C166: - return reloc_type == 2; /* R_XC16C_ABS_16. */ - case EM_CYGNUS_MN10200: - case EM_MN10200: - return reloc_type == 2; /* R_MN10200_16. */ - case EM_CYGNUS_MN10300: - case EM_MN10300: - return reloc_type == 2; /* R_MN10300_16. */ - case EM_XGATE: - return reloc_type == 3; /* R_XGATE_16. */ - default: - return FALSE; - } -} - -/* Returns TRUE iff RELOC_TYPE is a NONE relocation used for discarded - relocation entries (possibly formerly used for SHT_GROUP sections). */ - -static bfd_boolean -is_none_reloc (unsigned int reloc_type) -{ - switch (elf_header.e_machine) - { - case EM_68K: /* R_68K_NONE. */ - case EM_386: /* R_386_NONE. */ - case EM_SPARC32PLUS: - case EM_SPARCV9: - case EM_SPARC: /* R_SPARC_NONE. */ - case EM_MIPS: /* R_MIPS_NONE. */ - case EM_PARISC: /* R_PARISC_NONE. */ - case EM_ALPHA: /* R_ALPHA_NONE. */ - case EM_ADAPTEVA_EPIPHANY: - case EM_PPC: /* R_PPC_NONE. */ - case EM_PPC64: /* R_PPC64_NONE. */ - case EM_ARM: /* R_ARM_NONE. */ - case EM_IA_64: /* R_IA64_NONE. */ - case EM_SH: /* R_SH_NONE. */ - case EM_S390_OLD: - case EM_S390: /* R_390_NONE. */ - case EM_CRIS: /* R_CRIS_NONE. */ - case EM_X86_64: /* R_X86_64_NONE. */ - case EM_L1OM: /* R_X86_64_NONE. */ - case EM_K1OM: /* R_X86_64_NONE. */ - case EM_MN10300: /* R_MN10300_NONE. */ - case EM_MOXIE: /* R_MOXIE_NONE. */ - case EM_M32R: /* R_M32R_NONE. */ - case EM_TI_C6000:/* R_C6000_NONE. */ - case EM_TILEGX: /* R_TILEGX_NONE. */ - case EM_TILEPRO: /* R_TILEPRO_NONE. */ - case EM_XC16X: - case EM_C166: /* R_XC16X_NONE. */ - case EM_ALTERA_NIOS2: /* R_NIOS2_NONE. */ - case EM_NIOS32: /* R_NIOS_NONE. */ - return reloc_type == 0; - case EM_AARCH64: - return reloc_type == 0 || reloc_type == 256; - case EM_XTENSA_OLD: - case EM_XTENSA: - return (reloc_type == 0 /* R_XTENSA_NONE. */ - || reloc_type == 17 /* R_XTENSA_DIFF8. */ - || reloc_type == 18 /* R_XTENSA_DIFF16. */ - || reloc_type == 19 /* R_XTENSA_DIFF32. */); - case EM_METAG: - return reloc_type == 3; /* R_METAG_NONE. */ - } - return FALSE; -} - -/* Apply relocations to a section. - Note: So far support has been added only for those relocations - which can be found in debug sections. - FIXME: Add support for more relocations ? */ - -static void -apply_relocations (void * file, - Elf_Internal_Shdr * section, - unsigned char * start) -{ - Elf_Internal_Shdr * relsec; - unsigned char * end = start + section->sh_size; - - if (elf_header.e_type != ET_REL) - return; - - /* Find the reloc section associated with the section. */ - for (relsec = section_headers; - relsec < section_headers + elf_header.e_shnum; - ++relsec) - { - bfd_boolean is_rela; - unsigned long num_relocs; - Elf_Internal_Rela * relocs; - Elf_Internal_Rela * rp; - Elf_Internal_Shdr * symsec; - Elf_Internal_Sym * symtab; - unsigned long num_syms; - Elf_Internal_Sym * sym; - - if ((relsec->sh_type != SHT_RELA && relsec->sh_type != SHT_REL) - || relsec->sh_info >= elf_header.e_shnum - || section_headers + relsec->sh_info != section - || relsec->sh_size == 0 - || relsec->sh_link >= elf_header.e_shnum) - continue; - - is_rela = relsec->sh_type == SHT_RELA; - - if (is_rela) - { - if (!slurp_rela_relocs ((FILE *) file, relsec->sh_offset, - relsec->sh_size, & relocs, & num_relocs)) - return; - } - else - { - if (!slurp_rel_relocs ((FILE *) file, relsec->sh_offset, - relsec->sh_size, & relocs, & num_relocs)) - return; - } - - /* SH uses RELA but uses in place value instead of the addend field. */ - if (elf_header.e_machine == EM_SH) - is_rela = FALSE; - - symsec = section_headers + relsec->sh_link; - symtab = GET_ELF_SYMBOLS ((FILE *) file, symsec, & num_syms); - - for (rp = relocs; rp < relocs + num_relocs; ++rp) - { - bfd_vma addend; - unsigned int reloc_type; - unsigned int reloc_size; - unsigned char * rloc; - unsigned long sym_index; - - reloc_type = get_reloc_type (rp->r_info); - - if (target_specific_reloc_handling (rp, start, symtab)) - continue; - else if (is_none_reloc (reloc_type)) - continue; - else if (is_32bit_abs_reloc (reloc_type) - || is_32bit_pcrel_reloc (reloc_type)) - reloc_size = 4; - else if (is_64bit_abs_reloc (reloc_type) - || is_64bit_pcrel_reloc (reloc_type)) - reloc_size = 8; - else if (is_24bit_abs_reloc (reloc_type)) - reloc_size = 3; - else if (is_16bit_abs_reloc (reloc_type)) - reloc_size = 2; - else - { - warn (_("unable to apply unsupported reloc type %d to section %s\n"), - reloc_type, SECTION_NAME (section)); - continue; - } - - rloc = start + rp->r_offset; - if ((rloc + reloc_size) > end || (rloc < start)) - { - warn (_("skipping invalid relocation offset 0x%lx in section %s\n"), - (unsigned long) rp->r_offset, - SECTION_NAME (section)); - continue; - } - - sym_index = (unsigned long) get_reloc_symindex (rp->r_info); - if (sym_index >= num_syms) - { - warn (_("skipping invalid relocation symbol index 0x%lx in section %s\n"), - sym_index, SECTION_NAME (section)); - continue; - } - sym = symtab + sym_index; - - /* If the reloc has a symbol associated with it, - make sure that it is of an appropriate type. - - Relocations against symbols without type can happen. - Gcc -feliminate-dwarf2-dups may generate symbols - without type for debug info. - - Icc generates relocations against function symbols - instead of local labels. - - Relocations against object symbols can happen, eg when - referencing a global array. For an example of this see - the _clz.o binary in libgcc.a. */ - if (sym != symtab - && ELF_ST_TYPE (sym->st_info) > STT_SECTION) - { - warn (_("skipping unexpected symbol type %s in %ld'th relocation in section %s\n"), - get_symbol_type (ELF_ST_TYPE (sym->st_info)), - (long int)(rp - relocs), - SECTION_NAME (relsec)); - continue; - } - - addend = 0; - if (is_rela) - addend += rp->r_addend; - /* R_XTENSA_32, R_PJ_DATA_DIR32 and R_D30V_32_NORMAL are - partial_inplace. */ - if (!is_rela - || (elf_header.e_machine == EM_XTENSA - && reloc_type == 1) - || ((elf_header.e_machine == EM_PJ - || elf_header.e_machine == EM_PJ_OLD) - && reloc_type == 1) - || ((elf_header.e_machine == EM_D30V - || elf_header.e_machine == EM_CYGNUS_D30V) - && reloc_type == 12)) - addend += byte_get (rloc, reloc_size); - - if (is_32bit_pcrel_reloc (reloc_type) - || is_64bit_pcrel_reloc (reloc_type)) - { - /* On HPPA, all pc-relative relocations are biased by 8. */ - if (elf_header.e_machine == EM_PARISC) - addend -= 8; - byte_put (rloc, (addend + sym->st_value) - rp->r_offset, - reloc_size); - } - else - byte_put (rloc, addend + sym->st_value, reloc_size); - } - - free (symtab); - free (relocs); - break; - } -} - -#ifdef SUPPORT_DISASSEMBLY -static int -disassemble_section (Elf_Internal_Shdr * section, FILE * file) -{ - printf (_("\nAssembly dump of section %s\n"), - SECTION_NAME (section)); - - /* XXX -- to be done --- XXX */ - - return 1; -} -#endif - -/* Reads in the contents of SECTION from FILE, returning a pointer - to a malloc'ed buffer or NULL if something went wrong. */ - -static char * -get_section_contents (Elf_Internal_Shdr * section, FILE * file) -{ - bfd_size_type num_bytes; - - num_bytes = section->sh_size; - - if (num_bytes == 0 || section->sh_type == SHT_NOBITS) - { - printf (_("\nSection '%s' has no data to dump.\n"), - SECTION_NAME (section)); - return NULL; - } - - return (char *) get_data (NULL, file, section->sh_offset, 1, num_bytes, - _("section contents")); -} - - -static void -dump_section_as_strings (Elf_Internal_Shdr * section, FILE * file) -{ - Elf_Internal_Shdr * relsec; - bfd_size_type num_bytes; - char * data; - char * end; - char * start; - char * name = SECTION_NAME (section); - bfd_boolean some_strings_shown; - - start = get_section_contents (section, file); - if (start == NULL) - return; - - printf (_("\nString dump of section '%s':\n"), name); - - /* If the section being dumped has relocations against it the user might - be expecting these relocations to have been applied. Check for this - case and issue a warning message in order to avoid confusion. - FIXME: Maybe we ought to have an option that dumps a section with - relocs applied ? */ - for (relsec = section_headers; - relsec < section_headers + elf_header.e_shnum; - ++relsec) - { - if ((relsec->sh_type != SHT_RELA && relsec->sh_type != SHT_REL) - || relsec->sh_info >= elf_header.e_shnum - || section_headers + relsec->sh_info != section - || relsec->sh_size == 0 - || relsec->sh_link >= elf_header.e_shnum) - continue; - - printf (_(" Note: This section has relocations against it, but these have NOT been applied to this dump.\n")); - break; - } - - num_bytes = section->sh_size; - data = start; - end = start + num_bytes; - some_strings_shown = FALSE; - - while (data < end) - { - while (!ISPRINT (* data)) - if (++ data >= end) - break; - - if (data < end) - { -#ifndef __MSVCRT__ - /* PR 11128: Use two separate invocations in order to work - around bugs in the Solaris 8 implementation of printf. */ - printf (" [%6tx] ", data - start); - printf ("%s\n", data); -#else - printf (" [%6Ix] %s\n", (size_t) (data - start), data); -#endif - data += strlen (data); - some_strings_shown = TRUE; - } - } - - if (! some_strings_shown) - printf (_(" No strings found in this section.")); - - free (start); - - putchar ('\n'); -} - -static void -dump_section_as_bytes (Elf_Internal_Shdr * section, - FILE * file, - bfd_boolean relocate) -{ - Elf_Internal_Shdr * relsec; - bfd_size_type bytes; - bfd_vma addr; - unsigned char * data; - unsigned char * start; - - start = (unsigned char *) get_section_contents (section, file); - if (start == NULL) - return; - - printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section)); - - if (relocate) - { - apply_relocations (file, section, start); - } - else - { - /* If the section being dumped has relocations against it the user might - be expecting these relocations to have been applied. Check for this - case and issue a warning message in order to avoid confusion. - FIXME: Maybe we ought to have an option that dumps a section with - relocs applied ? */ - for (relsec = section_headers; - relsec < section_headers + elf_header.e_shnum; - ++relsec) - { - if ((relsec->sh_type != SHT_RELA && relsec->sh_type != SHT_REL) - || relsec->sh_info >= elf_header.e_shnum - || section_headers + relsec->sh_info != section - || relsec->sh_size == 0 - || relsec->sh_link >= elf_header.e_shnum) - continue; - - printf (_(" NOTE: This section has relocations against it, but these have NOT been applied to this dump.\n")); - break; - } - } - - addr = section->sh_addr; - bytes = section->sh_size; - data = start; - - while (bytes) - { - int j; - int k; - int lbytes; - - lbytes = (bytes > 16 ? 16 : bytes); - - printf (" 0x%8.8lx ", (unsigned long) addr); - - for (j = 0; j < 16; j++) - { - if (j < lbytes) - printf ("%2.2x", data[j]); - else - printf (" "); - - if ((j & 3) == 3) - printf (" "); - } - - for (j = 0; j < lbytes; j++) - { - k = data[j]; - if (k >= ' ' && k < 0x7f) - printf ("%c", k); - else - printf ("."); - } - - putchar ('\n'); - - data += lbytes; - addr += lbytes; - bytes -= lbytes; - } - - free (start); - - putchar ('\n'); -} - -/* Uncompresses a section that was compressed using zlib, in place. */ - -static int -uncompress_section_contents (unsigned char **buffer ATTRIBUTE_UNUSED, - dwarf_size_type *size ATTRIBUTE_UNUSED) -{ -#ifndef HAVE_ZLIB_H - return FALSE; -#else - dwarf_size_type compressed_size = *size; - unsigned char * compressed_buffer = *buffer; - dwarf_size_type uncompressed_size; - unsigned char * uncompressed_buffer; - z_stream strm; - int rc; - dwarf_size_type header_size = 12; - - /* Read the zlib header. In this case, it should be "ZLIB" followed - by the uncompressed section size, 8 bytes in big-endian order. */ - if (compressed_size < header_size - || ! streq ((char *) compressed_buffer, "ZLIB")) - return 0; - - uncompressed_size = compressed_buffer[4]; uncompressed_size <<= 8; - uncompressed_size += compressed_buffer[5]; uncompressed_size <<= 8; - uncompressed_size += compressed_buffer[6]; uncompressed_size <<= 8; - uncompressed_size += compressed_buffer[7]; uncompressed_size <<= 8; - uncompressed_size += compressed_buffer[8]; uncompressed_size <<= 8; - uncompressed_size += compressed_buffer[9]; uncompressed_size <<= 8; - uncompressed_size += compressed_buffer[10]; uncompressed_size <<= 8; - uncompressed_size += compressed_buffer[11]; - - /* It is possible the section consists of several compressed - buffers concatenated together, so we uncompress in a loop. */ - strm.zalloc = NULL; - strm.zfree = NULL; - strm.opaque = NULL; - strm.avail_in = compressed_size - header_size; - strm.next_in = (Bytef *) compressed_buffer + header_size; - strm.avail_out = uncompressed_size; - uncompressed_buffer = (unsigned char *) xmalloc (uncompressed_size); - - rc = inflateInit (& strm); - while (strm.avail_in > 0) - { - if (rc != Z_OK) - goto fail; - strm.next_out = ((Bytef *) uncompressed_buffer - + (uncompressed_size - strm.avail_out)); - rc = inflate (&strm, Z_FINISH); - if (rc != Z_STREAM_END) - goto fail; - rc = inflateReset (& strm); - } - rc = inflateEnd (& strm); - if (rc != Z_OK - || strm.avail_out != 0) - goto fail; - - free (compressed_buffer); - *buffer = uncompressed_buffer; - *size = uncompressed_size; - return 1; - - fail: - free (uncompressed_buffer); - /* Indicate decompression failure. */ - *buffer = NULL; - return 0; -#endif /* HAVE_ZLIB_H */ -} - -static int -load_specific_debug_section (enum dwarf_section_display_enum debug, - Elf_Internal_Shdr * sec, void * file) -{ - struct dwarf_section * section = &debug_displays [debug].section; - char buf [64]; - - /* If it is already loaded, do nothing. */ - if (section->start != NULL) - return 1; - - snprintf (buf, sizeof (buf), _("%s section data"), section->name); - section->address = sec->sh_addr; - section->start = (unsigned char *) get_data (NULL, (FILE *) file, - sec->sh_offset, 1, - sec->sh_size, buf); - if (section->start == NULL) - section->size = 0; - else - { - section->size = sec->sh_size; - if (uncompress_section_contents (§ion->start, §ion->size)) - sec->sh_size = section->size; - } - - if (section->start == NULL) - return 0; - - if (debug_displays [debug].relocate) - apply_relocations ((FILE *) file, sec, section->start); - - return 1; -} - -/* If this is not NULL, load_debug_section will only look for sections - within the list of sections given here. */ -unsigned int *section_subset = NULL; - -int -load_debug_section (enum dwarf_section_display_enum debug, void * file) -{ - struct dwarf_section * section = &debug_displays [debug].section; - Elf_Internal_Shdr * sec; - - /* Locate the debug section. */ - sec = find_section_in_set (section->uncompressed_name, section_subset); - if (sec != NULL) - section->name = section->uncompressed_name; - else - { - sec = find_section_in_set (section->compressed_name, section_subset); - if (sec != NULL) - section->name = section->compressed_name; - } - if (sec == NULL) - return 0; - - /* If we're loading from a subset of sections, and we've loaded - a section matching this name before, it's likely that it's a - different one. */ - if (section_subset != NULL) - free_debug_section (debug); - - return load_specific_debug_section (debug, sec, (FILE *) file); -} - -void -free_debug_section (enum dwarf_section_display_enum debug) -{ - struct dwarf_section * section = &debug_displays [debug].section; - - if (section->start == NULL) - return; - - free ((char *) section->start); - section->start = NULL; - section->address = 0; - section->size = 0; -} - -static int -display_debug_section (int shndx, Elf_Internal_Shdr * section, FILE * file) -{ - char * name = SECTION_NAME (section); - bfd_size_type length; - int result = 1; - int i; - - length = section->sh_size; - if (length == 0) - { - printf (_("\nSection '%s' has no debugging data.\n"), name); - return 0; - } - if (section->sh_type == SHT_NOBITS) - { - /* There is no point in dumping the contents of a debugging section - which has the NOBITS type - the bits in the file will be random. - This can happen when a file containing a .eh_frame section is - stripped with the --only-keep-debug command line option. */ - printf (_("section '%s' has the NOBITS type - its contents are unreliable.\n"), name); - return 0; - } - - if (const_strneq (name, ".gnu.linkonce.wi.")) - name = ".debug_info"; - - /* See if we know how to display the contents of this section. */ - for (i = 0; i < max; i++) - if (streq (debug_displays[i].section.uncompressed_name, name) - || (i == line && const_strneq (name, ".debug_line.")) - || streq (debug_displays[i].section.compressed_name, name)) - { - struct dwarf_section * sec = &debug_displays [i].section; - int secondary = (section != find_section (name)); - - if (secondary) - free_debug_section ((enum dwarf_section_display_enum) i); - - if (i == line && const_strneq (name, ".debug_line.")) - sec->name = name; - else if (streq (sec->uncompressed_name, name)) - sec->name = sec->uncompressed_name; - else - sec->name = sec->compressed_name; - if (load_specific_debug_section ((enum dwarf_section_display_enum) i, - section, file)) - { - /* If this debug section is part of a CU/TU set in a .dwp file, - restrict load_debug_section to the sections in that set. */ - section_subset = find_cu_tu_set (file, shndx); - - result &= debug_displays[i].display (sec, file); - - section_subset = NULL; - - if (secondary || (i != info && i != abbrev)) - free_debug_section ((enum dwarf_section_display_enum) i); - } - - break; - } - - if (i == max) - { - printf (_("Unrecognized debug section: %s\n"), name); - result = 0; - } - - return result; -} - -/* Set DUMP_SECTS for all sections where dumps were requested - based on section name. */ - -static void -initialise_dumps_byname (void) -{ - struct dump_list_entry * cur; - - for (cur = dump_sects_byname; cur; cur = cur->next) - { - unsigned int i; - int any; - - for (i = 0, any = 0; i < elf_header.e_shnum; i++) - if (streq (SECTION_NAME (section_headers + i), cur->name)) - { - request_dump_bynumber (i, cur->type); - any = 1; - } - - if (!any) - warn (_("Section '%s' was not dumped because it does not exist!\n"), - cur->name); - } -} - -static void -process_section_contents (FILE * file) -{ - Elf_Internal_Shdr * section; - unsigned int i; - - if (! do_dump) - return; - - initialise_dumps_byname (); - - for (i = 0, section = section_headers; - i < elf_header.e_shnum && i < num_dump_sects; - i++, section++) - { -#ifdef SUPPORT_DISASSEMBLY - if (dump_sects[i] & DISASS_DUMP) - disassemble_section (section, file); -#endif - if (dump_sects[i] & HEX_DUMP) - dump_section_as_bytes (section, file, FALSE); - - if (dump_sects[i] & RELOC_DUMP) - dump_section_as_bytes (section, file, TRUE); - - if (dump_sects[i] & STRING_DUMP) - dump_section_as_strings (section, file); - - if (dump_sects[i] & DEBUG_DUMP) - display_debug_section (i, section, file); - } - - /* Check to see if the user requested a - dump of a section that does not exist. */ - while (i++ < num_dump_sects) - if (dump_sects[i]) - warn (_("Section %d was not dumped because it does not exist!\n"), i); -} - -static void -process_mips_fpe_exception (int mask) -{ - if (mask) - { - int first = 1; - if (mask & OEX_FPU_INEX) - fputs ("INEX", stdout), first = 0; - if (mask & OEX_FPU_UFLO) - printf ("%sUFLO", first ? "" : "|"), first = 0; - if (mask & OEX_FPU_OFLO) - printf ("%sOFLO", first ? "" : "|"), first = 0; - if (mask & OEX_FPU_DIV0) - printf ("%sDIV0", first ? "" : "|"), first = 0; - if (mask & OEX_FPU_INVAL) - printf ("%sINVAL", first ? "" : "|"); - } - else - fputs ("0", stdout); -} - -/* Display's the value of TAG at location P. If TAG is - greater than 0 it is assumed to be an unknown tag, and - a message is printed to this effect. Otherwise it is - assumed that a message has already been printed. - - If the bottom bit of TAG is set it assumed to have a - string value, otherwise it is assumed to have an integer - value. - - Returns an updated P pointing to the first unread byte - beyond the end of TAG's value. - - Reads at or beyond END will not be made. */ - -static unsigned char * -display_tag_value (int tag, - unsigned char * p, - const unsigned char * const end) -{ - unsigned long val; - - if (tag > 0) - printf (" Tag_unknown_%d: ", tag); - - if (p >= end) - { - warn (_("corrupt tag\n")); - } - else if (tag & 1) - { - /* FIXME: we could read beyond END here. */ - printf ("\"%s\"\n", p); - p += strlen ((char *) p) + 1; - } - else - { - unsigned int len; - - val = read_uleb128 (p, &len, end); - p += len; - printf ("%ld (0x%lx)\n", val, val); - } - - return p; -} - -/* ARM EABI attributes section. */ -typedef struct -{ - int tag; - const char * name; - /* 0 = special, 1 = string, 2 = uleb123, > 0x80 == table lookup. */ - int type; - const char ** table; -} arm_attr_public_tag; - -static const char * arm_attr_tag_CPU_arch[] = - {"Pre-v4", "v4", "v4T", "v5T", "v5TE", "v5TEJ", "v6", "v6KZ", "v6T2", - "v6K", "v7", "v6-M", "v6S-M", "v7E-M", "v8"}; -static const char * arm_attr_tag_ARM_ISA_use[] = {"No", "Yes"}; -static const char * arm_attr_tag_THUMB_ISA_use[] = - {"No", "Thumb-1", "Thumb-2"}; -static const char * arm_attr_tag_FP_arch[] = - {"No", "VFPv1", "VFPv2", "VFPv3", "VFPv3-D16", "VFPv4", "VFPv4-D16", - "FP for ARMv8"}; -static const char * arm_attr_tag_WMMX_arch[] = {"No", "WMMXv1", "WMMXv2"}; -static const char * arm_attr_tag_Advanced_SIMD_arch[] = - {"No", "NEONv1", "NEONv1 with Fused-MAC", "NEON for ARMv8"}; -static const char * arm_attr_tag_PCS_config[] = - {"None", "Bare platform", "Linux application", "Linux DSO", "PalmOS 2004", - "PalmOS (reserved)", "SymbianOS 2004", "SymbianOS (reserved)"}; -static const char * arm_attr_tag_ABI_PCS_R9_use[] = - {"V6", "SB", "TLS", "Unused"}; -static const char * arm_attr_tag_ABI_PCS_RW_data[] = - {"Absolute", "PC-relative", "SB-relative", "None"}; -static const char * arm_attr_tag_ABI_PCS_RO_data[] = - {"Absolute", "PC-relative", "None"}; -static const char * arm_attr_tag_ABI_PCS_GOT_use[] = - {"None", "direct", "GOT-indirect"}; -static const char * arm_attr_tag_ABI_PCS_wchar_t[] = - {"None", "??? 1", "2", "??? 3", "4"}; -static const char * arm_attr_tag_ABI_FP_rounding[] = {"Unused", "Needed"}; -static const char * arm_attr_tag_ABI_FP_denormal[] = - {"Unused", "Needed", "Sign only"}; -static const char * arm_attr_tag_ABI_FP_exceptions[] = {"Unused", "Needed"}; -static const char * arm_attr_tag_ABI_FP_user_exceptions[] = {"Unused", "Needed"}; -static const char * arm_attr_tag_ABI_FP_number_model[] = - {"Unused", "Finite", "RTABI", "IEEE 754"}; -static const char * arm_attr_tag_ABI_enum_size[] = - {"Unused", "small", "int", "forced to int"}; -static const char * arm_attr_tag_ABI_HardFP_use[] = - {"As Tag_FP_arch", "SP only", "DP only", "SP and DP"}; -static const char * arm_attr_tag_ABI_VFP_args[] = - {"AAPCS", "VFP registers", "custom"}; -static const char * arm_attr_tag_ABI_WMMX_args[] = - {"AAPCS", "WMMX registers", "custom"}; -static const char * arm_attr_tag_ABI_optimization_goals[] = - {"None", "Prefer Speed", "Aggressive Speed", "Prefer Size", - "Aggressive Size", "Prefer Debug", "Aggressive Debug"}; -static const char * arm_attr_tag_ABI_FP_optimization_goals[] = - {"None", "Prefer Speed", "Aggressive Speed", "Prefer Size", - "Aggressive Size", "Prefer Accuracy", "Aggressive Accuracy"}; -static const char * arm_attr_tag_CPU_unaligned_access[] = {"None", "v6"}; -static const char * arm_attr_tag_FP_HP_extension[] = - {"Not Allowed", "Allowed"}; -static const char * arm_attr_tag_ABI_FP_16bit_format[] = - {"None", "IEEE 754", "Alternative Format"}; -static const char * arm_attr_tag_MPextension_use[] = - {"Not Allowed", "Allowed"}; -static const char * arm_attr_tag_DIV_use[] = - {"Allowed in Thumb-ISA, v7-R or v7-M", "Not allowed", - "Allowed in v7-A with integer division extension"}; -static const char * arm_attr_tag_T2EE_use[] = {"Not Allowed", "Allowed"}; -static const char * arm_attr_tag_Virtualization_use[] = - {"Not Allowed", "TrustZone", "Virtualization Extensions", - "TrustZone and Virtualization Extensions"}; -static const char * arm_attr_tag_MPextension_use_legacy[] = - {"Not Allowed", "Allowed"}; - -#define LOOKUP(id, name) \ - {id, #name, 0x80 | ARRAY_SIZE(arm_attr_tag_##name), arm_attr_tag_##name} -static arm_attr_public_tag arm_attr_public_tags[] = -{ - {4, "CPU_raw_name", 1, NULL}, - {5, "CPU_name", 1, NULL}, - LOOKUP(6, CPU_arch), - {7, "CPU_arch_profile", 0, NULL}, - LOOKUP(8, ARM_ISA_use), - LOOKUP(9, THUMB_ISA_use), - LOOKUP(10, FP_arch), - LOOKUP(11, WMMX_arch), - LOOKUP(12, Advanced_SIMD_arch), - LOOKUP(13, PCS_config), - LOOKUP(14, ABI_PCS_R9_use), - LOOKUP(15, ABI_PCS_RW_data), - LOOKUP(16, ABI_PCS_RO_data), - LOOKUP(17, ABI_PCS_GOT_use), - LOOKUP(18, ABI_PCS_wchar_t), - LOOKUP(19, ABI_FP_rounding), - LOOKUP(20, ABI_FP_denormal), - LOOKUP(21, ABI_FP_exceptions), - LOOKUP(22, ABI_FP_user_exceptions), - LOOKUP(23, ABI_FP_number_model), - {24, "ABI_align_needed", 0, NULL}, - {25, "ABI_align_preserved", 0, NULL}, - LOOKUP(26, ABI_enum_size), - LOOKUP(27, ABI_HardFP_use), - LOOKUP(28, ABI_VFP_args), - LOOKUP(29, ABI_WMMX_args), - LOOKUP(30, ABI_optimization_goals), - LOOKUP(31, ABI_FP_optimization_goals), - {32, "compatibility", 0, NULL}, - LOOKUP(34, CPU_unaligned_access), - LOOKUP(36, FP_HP_extension), - LOOKUP(38, ABI_FP_16bit_format), - LOOKUP(42, MPextension_use), - LOOKUP(44, DIV_use), - {64, "nodefaults", 0, NULL}, - {65, "also_compatible_with", 0, NULL}, - LOOKUP(66, T2EE_use), - {67, "conformance", 1, NULL}, - LOOKUP(68, Virtualization_use), - LOOKUP(70, MPextension_use_legacy) -}; -#undef LOOKUP - -static unsigned char * -display_arm_attribute (unsigned char * p, - const unsigned char * const end) -{ - int tag; - unsigned int len; - int val; - arm_attr_public_tag * attr; - unsigned i; - int type; - - tag = read_uleb128 (p, &len, end); - p += len; - attr = NULL; - for (i = 0; i < ARRAY_SIZE (arm_attr_public_tags); i++) - { - if (arm_attr_public_tags[i].tag == tag) - { - attr = &arm_attr_public_tags[i]; - break; - } - } - - if (attr) - { - printf (" Tag_%s: ", attr->name); - switch (attr->type) - { - case 0: - switch (tag) - { - case 7: /* Tag_CPU_arch_profile. */ - val = read_uleb128 (p, &len, end); - p += len; - switch (val) - { - case 0: printf (_("None\n")); break; - case 'A': printf (_("Application\n")); break; - case 'R': printf (_("Realtime\n")); break; - case 'M': printf (_("Microcontroller\n")); break; - case 'S': printf (_("Application or Realtime\n")); break; - default: printf ("??? (%d)\n", val); break; - } - break; - - case 24: /* Tag_align_needed. */ - val = read_uleb128 (p, &len, end); - p += len; - switch (val) - { - case 0: printf (_("None\n")); break; - case 1: printf (_("8-byte\n")); break; - case 2: printf (_("4-byte\n")); break; - case 3: printf ("??? 3\n"); break; - default: - if (val <= 12) - printf (_("8-byte and up to %d-byte extended\n"), - 1 << val); - else - printf ("??? (%d)\n", val); - break; - } - break; - - case 25: /* Tag_align_preserved. */ - val = read_uleb128 (p, &len, end); - p += len; - switch (val) - { - case 0: printf (_("None\n")); break; - case 1: printf (_("8-byte, except leaf SP\n")); break; - case 2: printf (_("8-byte\n")); break; - case 3: printf ("??? 3\n"); break; - default: - if (val <= 12) - printf (_("8-byte and up to %d-byte extended\n"), - 1 << val); - else - printf ("??? (%d)\n", val); - break; - } - break; - - case 32: /* Tag_compatibility. */ - val = read_uleb128 (p, &len, end); - p += len; - printf (_("flag = %d, vendor = %s\n"), val, p); - p += strlen ((char *) p) + 1; - break; - - case 64: /* Tag_nodefaults. */ - p++; - printf (_("True\n")); - break; - - case 65: /* Tag_also_compatible_with. */ - val = read_uleb128 (p, &len, end); - p += len; - if (val == 6 /* Tag_CPU_arch. */) - { - val = read_uleb128 (p, &len, end); - p += len; - if ((unsigned int)val >= ARRAY_SIZE (arm_attr_tag_CPU_arch)) - printf ("??? (%d)\n", val); - else - printf ("%s\n", arm_attr_tag_CPU_arch[val]); - } - else - printf ("???\n"); - while (*(p++) != '\0' /* NUL terminator. */); - break; - - default: - abort (); - } - return p; - - case 1: - return display_tag_value (-1, p, end); - case 2: - return display_tag_value (0, p, end); - - default: - assert (attr->type & 0x80); - val = read_uleb128 (p, &len, end); - p += len; - type = attr->type & 0x7f; - if (val >= type) - printf ("??? (%d)\n", val); - else - printf ("%s\n", attr->table[val]); - return p; - } - } - - return display_tag_value (tag, p, end); -} - -static unsigned char * -display_gnu_attribute (unsigned char * p, - unsigned char * (* display_proc_gnu_attribute) (unsigned char *, int, const unsigned char * const), - const unsigned char * const end) -{ - int tag; - unsigned int len; - int val; - - tag = read_uleb128 (p, &len, end); - p += len; - - /* Tag_compatibility is the only generic GNU attribute defined at - present. */ - if (tag == 32) - { - val = read_uleb128 (p, &len, end); - p += len; - if (p == end) - { - printf (_("flag = %d, vendor = <corrupt>\n"), val); - warn (_("corrupt vendor attribute\n")); - } - else - { - printf (_("flag = %d, vendor = %s\n"), val, p); - p += strlen ((char *) p) + 1; - } - return p; - } - - if ((tag & 2) == 0 && display_proc_gnu_attribute) - return display_proc_gnu_attribute (p, tag, end); - - return display_tag_value (tag, p, end); -} - -static unsigned char * -display_power_gnu_attribute (unsigned char * p, - int tag, - const unsigned char * const end) -{ - unsigned int len; - int val; - - if (tag == Tag_GNU_Power_ABI_FP) - { - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_GNU_Power_ABI_FP: "); - - switch (val) - { - case 0: - printf (_("Hard or soft float\n")); - break; - case 1: - printf (_("Hard float\n")); - break; - case 2: - printf (_("Soft float\n")); - break; - case 3: - printf (_("Single-precision hard float\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - } - - if (tag == Tag_GNU_Power_ABI_Vector) - { - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_GNU_Power_ABI_Vector: "); - switch (val) - { - case 0: - printf (_("Any\n")); - break; - case 1: - printf (_("Generic\n")); - break; - case 2: - printf ("AltiVec\n"); - break; - case 3: - printf ("SPE\n"); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - } - - if (tag == Tag_GNU_Power_ABI_Struct_Return) - { - if (p == end) - { - warn (_("corrupt Tag_GNU_Power_ABI_Struct_Return")); - return p; - } - - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_GNU_Power_ABI_Struct_Return: "); - switch (val) - { - case 0: - printf (_("Any\n")); - break; - case 1: - printf ("r3/r4\n"); - break; - case 2: - printf (_("Memory\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - } - - return display_tag_value (tag & 1, p, end); -} - -static void -display_sparc_hwcaps (int mask) -{ - if (mask) - { - int first = 1; - if (mask & ELF_SPARC_HWCAP_MUL32) - fputs ("mul32", stdout), first = 0; - if (mask & ELF_SPARC_HWCAP_DIV32) - printf ("%sdiv32", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_FSMULD) - printf ("%sfsmuld", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_V8PLUS) - printf ("%sv8plus", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_POPC) - printf ("%spopc", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_VIS) - printf ("%svis", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_VIS2) - printf ("%svis2", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_ASI_BLK_INIT) - printf ("%sASIBlkInit", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_FMAF) - printf ("%sfmaf", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_VIS3) - printf ("%svis3", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_HPC) - printf ("%shpc", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_RANDOM) - printf ("%srandom", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_TRANS) - printf ("%strans", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_FJFMAU) - printf ("%sfjfmau", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_IMA) - printf ("%sima", first ? "" : "|"), first = 0; - if (mask & ELF_SPARC_HWCAP_ASI_CACHE_SPARING) - printf ("%scspare", first ? "" : "|"), first = 0; - } - else - fputc('0', stdout); - fputc('\n', stdout); -} - -static unsigned char * -display_sparc_gnu_attribute (unsigned char * p, - int tag, - const unsigned char * const end) -{ - if (tag == Tag_GNU_Sparc_HWCAPS) - { - unsigned int len; - int val; - - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_GNU_Sparc_HWCAPS: "); - display_sparc_hwcaps (val); - return p; - } - - return display_tag_value (tag, p, end); -} - -static void -print_mips_fp_abi_value (int val) -{ - switch (val) - { - case Val_GNU_MIPS_ABI_FP_ANY: - printf (_("Hard or soft float\n")); - break; - case Val_GNU_MIPS_ABI_FP_DOUBLE: - printf (_("Hard float (double precision)\n")); - break; - case Val_GNU_MIPS_ABI_FP_SINGLE: - printf (_("Hard float (single precision)\n")); - break; - case Val_GNU_MIPS_ABI_FP_SOFT: - printf (_("Soft float\n")); - break; - case Val_GNU_MIPS_ABI_FP_OLD_64: - printf (_("Hard float (MIPS32r2 64-bit FPU 12 callee-saved)\n")); - break; - case Val_GNU_MIPS_ABI_FP_XX: - printf (_("Hard float (32-bit CPU, Any FPU)\n")); - break; - case Val_GNU_MIPS_ABI_FP_64: - printf (_("Hard float (32-bit CPU, 64-bit FPU)\n")); - break; - case Val_GNU_MIPS_ABI_FP_64A: - printf (_("Hard float compat (32-bit CPU, 64-bit FPU)\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } -} - -static unsigned char * -display_mips_gnu_attribute (unsigned char * p, - int tag, - const unsigned char * const end) -{ - if (tag == Tag_GNU_MIPS_ABI_FP) - { - unsigned int len; - int val; - - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_GNU_MIPS_ABI_FP: "); - - print_mips_fp_abi_value (val); - - return p; - } - - if (tag == Tag_GNU_MIPS_ABI_MSA) - { - unsigned int len; - int val; - - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_GNU_MIPS_ABI_MSA: "); - - switch (val) - { - case Val_GNU_MIPS_ABI_MSA_ANY: - printf (_("Any MSA or not\n")); - break; - case Val_GNU_MIPS_ABI_MSA_128: - printf (_("128-bit MSA\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - } - - return display_tag_value (tag & 1, p, end); -} - -static unsigned char * -display_tic6x_attribute (unsigned char * p, - const unsigned char * const end) -{ - int tag; - unsigned int len; - int val; - - tag = read_uleb128 (p, &len, end); - p += len; - - switch (tag) - { - case Tag_ISA: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ISA: "); - - switch (val) - { - case C6XABI_Tag_ISA_none: - printf (_("None\n")); - break; - case C6XABI_Tag_ISA_C62X: - printf ("C62x\n"); - break; - case C6XABI_Tag_ISA_C67X: - printf ("C67x\n"); - break; - case C6XABI_Tag_ISA_C67XP: - printf ("C67x+\n"); - break; - case C6XABI_Tag_ISA_C64X: - printf ("C64x\n"); - break; - case C6XABI_Tag_ISA_C64XP: - printf ("C64x+\n"); - break; - case C6XABI_Tag_ISA_C674X: - printf ("C674x\n"); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_wchar_t: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_wchar_t: "); - switch (val) - { - case 0: - printf (_("Not used\n")); - break; - case 1: - printf (_("2 bytes\n")); - break; - case 2: - printf (_("4 bytes\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_stack_align_needed: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_stack_align_needed: "); - switch (val) - { - case 0: - printf (_("8-byte\n")); - break; - case 1: - printf (_("16-byte\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_stack_align_preserved: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_stack_align_preserved: "); - switch (val) - { - case 0: - printf (_("8-byte\n")); - break; - case 1: - printf (_("16-byte\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_DSBT: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_DSBT: "); - switch (val) - { - case 0: - printf (_("DSBT addressing not used\n")); - break; - case 1: - printf (_("DSBT addressing used\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_PID: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_PID: "); - switch (val) - { - case 0: - printf (_("Data addressing position-dependent\n")); - break; - case 1: - printf (_("Data addressing position-independent, GOT near DP\n")); - break; - case 2: - printf (_("Data addressing position-independent, GOT far from DP\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_PIC: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_PIC: "); - switch (val) - { - case 0: - printf (_("Code addressing position-dependent\n")); - break; - case 1: - printf (_("Code addressing position-independent\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_array_object_alignment: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_array_object_alignment: "); - switch (val) - { - case 0: - printf (_("8-byte\n")); - break; - case 1: - printf (_("4-byte\n")); - break; - case 2: - printf (_("16-byte\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_array_object_align_expected: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_array_object_align_expected: "); - switch (val) - { - case 0: - printf (_("8-byte\n")); - break; - case 1: - printf (_("4-byte\n")); - break; - case 2: - printf (_("16-byte\n")); - break; - default: - printf ("??? (%d)\n", val); - break; - } - return p; - - case Tag_ABI_compatibility: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ABI_compatibility: "); - printf (_("flag = %d, vendor = %s\n"), val, p); - p += strlen ((char *) p) + 1; - return p; - - case Tag_ABI_conformance: - printf (" Tag_ABI_conformance: "); - printf ("\"%s\"\n", p); - p += strlen ((char *) p) + 1; - return p; - } - - return display_tag_value (tag, p, end); -} - -static void -display_raw_attribute (unsigned char * p, unsigned char * end) -{ - unsigned long addr = 0; - size_t bytes = end - p; - - while (bytes) - { - int j; - int k; - int lbytes = (bytes > 16 ? 16 : bytes); - - printf (" 0x%8.8lx ", addr); - - for (j = 0; j < 16; j++) - { - if (j < lbytes) - printf ("%2.2x", p[j]); - else - printf (" "); - - if ((j & 3) == 3) - printf (" "); - } - - for (j = 0; j < lbytes; j++) - { - k = p[j]; - if (k >= ' ' && k < 0x7f) - printf ("%c", k); - else - printf ("."); - } - - putchar ('\n'); - - p += lbytes; - bytes -= lbytes; - addr += lbytes; - } - - putchar ('\n'); -} - -static unsigned char * -display_msp430x_attribute (unsigned char * p, - const unsigned char * const end) -{ - unsigned int len; - int val; - int tag; - - tag = read_uleb128 (p, & len, end); - p += len; - - switch (tag) - { - case OFBA_MSPABI_Tag_ISA: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_ISA: "); - switch (val) - { - case 0: printf (_("None\n")); break; - case 1: printf (_("MSP430\n")); break; - case 2: printf (_("MSP430X\n")); break; - default: printf ("??? (%d)\n", val); break; - } - break; - - case OFBA_MSPABI_Tag_Code_Model: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_Code_Model: "); - switch (val) - { - case 0: printf (_("None\n")); break; - case 1: printf (_("Small\n")); break; - case 2: printf (_("Large\n")); break; - default: printf ("??? (%d)\n", val); break; - } - break; - - case OFBA_MSPABI_Tag_Data_Model: - val = read_uleb128 (p, &len, end); - p += len; - printf (" Tag_Data_Model: "); - switch (val) - { - case 0: printf (_("None\n")); break; - case 1: printf (_("Small\n")); break; - case 2: printf (_("Large\n")); break; - case 3: printf (_("Restricted Large\n")); break; - default: printf ("??? (%d)\n", val); break; - } - break; - - default: - printf (_(" <unknown tag %d>: "), tag); - - if (tag & 1) - { - printf ("\"%s\"\n", p); - p += strlen ((char *) p) + 1; - } - else - { - val = read_uleb128 (p, &len, end); - p += len; - printf ("%d (0x%x)\n", val, val); - } - break; - } - - return p; -} - -static int -process_attributes (FILE * file, - const char * public_name, - unsigned int proc_type, - unsigned char * (* display_pub_attribute) (unsigned char *, const unsigned char * const), - unsigned char * (* display_proc_gnu_attribute) (unsigned char *, int, const unsigned char * const)) -{ - Elf_Internal_Shdr * sect; - unsigned char * contents; - unsigned char * p; - unsigned char * end; - bfd_vma section_len; - bfd_vma len; - unsigned i; - - /* Find the section header so that we get the size. */ - for (i = 0, sect = section_headers; - i < elf_header.e_shnum; - i++, sect++) - { - if (sect->sh_type != proc_type && sect->sh_type != SHT_GNU_ATTRIBUTES) - continue; - - contents = (unsigned char *) get_data (NULL, file, sect->sh_offset, 1, - sect->sh_size, _("attributes")); - if (contents == NULL) - continue; - - p = contents; - if (*p == 'A') - { - len = sect->sh_size - 1; - p++; - - while (len > 0) - { - int namelen; - bfd_boolean public_section; - bfd_boolean gnu_section; - - section_len = byte_get (p, 4); - p += 4; - - if (section_len > len) - { - printf (_("ERROR: Bad section length (%d > %d)\n"), - (int) section_len, (int) len); - section_len = len; - } - - len -= section_len; - printf (_("Attribute Section: %s\n"), p); - - if (public_name && streq ((char *) p, public_name)) - public_section = TRUE; - else - public_section = FALSE; - - if (streq ((char *) p, "gnu")) - gnu_section = TRUE; - else - gnu_section = FALSE; - - namelen = strlen ((char *) p) + 1; - p += namelen; - section_len -= namelen + 4; - - while (section_len > 0) - { - int tag = *(p++); - int val; - bfd_vma size; - - size = byte_get (p, 4); - if (size > section_len) - { - printf (_("ERROR: Bad subsection length (%d > %d)\n"), - (int) size, (int) section_len); - size = section_len; - } - - section_len -= size; - end = p + size - 1; - p += 4; - - switch (tag) - { - case 1: - printf (_("File Attributes\n")); - break; - case 2: - printf (_("Section Attributes:")); - goto do_numlist; - case 3: - printf (_("Symbol Attributes:")); - do_numlist: - for (;;) - { - unsigned int j; - - val = read_uleb128 (p, &j, end); - p += j; - if (val == 0) - break; - printf (" %d", val); - } - printf ("\n"); - break; - default: - printf (_("Unknown tag: %d\n"), tag); - public_section = FALSE; - break; - } - - if (public_section) - { - while (p < end) - p = display_pub_attribute (p, end); - } - else if (gnu_section) - { - while (p < end) - p = display_gnu_attribute (p, - display_proc_gnu_attribute, - end); - } - else - { - printf (_(" Unknown section contexts\n")); - display_raw_attribute (p, end); - p = end; - } - } - } - } - else - printf (_("Unknown format '%c'\n"), *p); - - free (contents); - } - return 1; -} - -static int -process_arm_specific (FILE * file) -{ - return process_attributes (file, "aeabi", SHT_ARM_ATTRIBUTES, - display_arm_attribute, NULL); -} - -static int -process_power_specific (FILE * file) -{ - return process_attributes (file, NULL, SHT_GNU_ATTRIBUTES, NULL, - display_power_gnu_attribute); -} - -static int -process_sparc_specific (FILE * file) -{ - return process_attributes (file, NULL, SHT_GNU_ATTRIBUTES, NULL, - display_sparc_gnu_attribute); -} - -static int -process_tic6x_specific (FILE * file) -{ - return process_attributes (file, "c6xabi", SHT_C6000_ATTRIBUTES, - display_tic6x_attribute, NULL); -} - -static int -process_msp430x_specific (FILE * file) -{ - return process_attributes (file, "mspabi", SHT_MSP430_ATTRIBUTES, - display_msp430x_attribute, NULL); -} - -/* DATA points to the contents of a MIPS GOT that starts at VMA PLTGOT. - Print the Address, Access and Initial fields of an entry at VMA ADDR - and return the VMA of the next entry. */ - -static bfd_vma -print_mips_got_entry (unsigned char * data, bfd_vma pltgot, bfd_vma addr) -{ - printf (" "); - print_vma (addr, LONG_HEX); - printf (" "); - if (addr < pltgot + 0xfff0) - printf ("%6d(gp)", (int) (addr - pltgot - 0x7ff0)); - else - printf ("%10s", ""); - printf (" "); - if (data == NULL) - printf ("%*s", is_32bit_elf ? 8 : 16, _("<unknown>")); - else - { - bfd_vma entry; - - entry = byte_get (data + addr - pltgot, is_32bit_elf ? 4 : 8); - print_vma (entry, LONG_HEX); - } - return addr + (is_32bit_elf ? 4 : 8); -} - -/* DATA points to the contents of a MIPS PLT GOT that starts at VMA - PLTGOT. Print the Address and Initial fields of an entry at VMA - ADDR and return the VMA of the next entry. */ - -static bfd_vma -print_mips_pltgot_entry (unsigned char * data, bfd_vma pltgot, bfd_vma addr) -{ - printf (" "); - print_vma (addr, LONG_HEX); - printf (" "); - if (data == NULL) - printf ("%*s", is_32bit_elf ? 8 : 16, _("<unknown>")); - else - { - bfd_vma entry; - - entry = byte_get (data + addr - pltgot, is_32bit_elf ? 4 : 8); - print_vma (entry, LONG_HEX); - } - return addr + (is_32bit_elf ? 4 : 8); -} - -static void -print_mips_ases (unsigned int mask) -{ - if (mask & AFL_ASE_DSP) - fputs ("\n\tDSP ASE", stdout); - if (mask & AFL_ASE_DSPR2) - fputs ("\n\tDSP R2 ASE", stdout); - if (mask & AFL_ASE_EVA) - fputs ("\n\tEnhanced VA Scheme", stdout); - if (mask & AFL_ASE_MCU) - fputs ("\n\tMCU (MicroController) ASE", stdout); - if (mask & AFL_ASE_MDMX) - fputs ("\n\tMDMX ASE", stdout); - if (mask & AFL_ASE_MIPS3D) - fputs ("\n\tMIPS-3D ASE", stdout); - if (mask & AFL_ASE_MT) - fputs ("\n\tMT ASE", stdout); - if (mask & AFL_ASE_SMARTMIPS) - fputs ("\n\tSmartMIPS ASE", stdout); - if (mask & AFL_ASE_VIRT) - fputs ("\n\tVZ ASE", stdout); - if (mask & AFL_ASE_MSA) - fputs ("\n\tMSA ASE", stdout); - if (mask & AFL_ASE_MIPS16) - fputs ("\n\tMIPS16 ASE", stdout); - if (mask & AFL_ASE_MICROMIPS) - fputs ("\n\tMICROMIPS ASE", stdout); - if (mask & AFL_ASE_XPA) - fputs ("\n\tXPA ASE", stdout); - if (mask == 0) - fprintf (stdout, "\n\t%s", _("None")); -} - -static void -print_mips_isa_ext (unsigned int isa_ext) -{ - switch (isa_ext) - { - case 0: - fputs (_("None"), stdout); - break; - case AFL_EXT_XLR: - fputs ("RMI XLR", stdout); - break; - case AFL_EXT_OCTEON2: - fputs ("Cavium Networks Octeon2", stdout); - break; - case AFL_EXT_OCTEONP: - fputs ("Cavium Networks OcteonP", stdout); - break; - case AFL_EXT_LOONGSON_3A: - fputs ("Loongson 3A", stdout); - break; - case AFL_EXT_OCTEON: - fputs ("Cavium Networks Octeon", stdout); - break; - case AFL_EXT_5900: - fputs ("Toshiba R5900", stdout); - break; - case AFL_EXT_4650: - fputs ("MIPS R4650", stdout); - break; - case AFL_EXT_4010: - fputs ("LSI R4010", stdout); - break; - case AFL_EXT_4100: - fputs ("NEC VR4100", stdout); - break; - case AFL_EXT_3900: - fputs ("Toshiba R3900", stdout); - break; - case AFL_EXT_10000: - fputs ("MIPS R10000", stdout); - break; - case AFL_EXT_SB1: - fputs ("Broadcom SB-1", stdout); - break; - case AFL_EXT_4111: - fputs ("NEC VR4111/VR4181", stdout); - break; - case AFL_EXT_4120: - fputs ("NEC VR4120", stdout); - break; - case AFL_EXT_5400: - fputs ("NEC VR5400", stdout); - break; - case AFL_EXT_5500: - fputs ("NEC VR5500", stdout); - break; - case AFL_EXT_LOONGSON_2E: - fputs ("ST Microelectronics Loongson 2E", stdout); - break; - case AFL_EXT_LOONGSON_2F: - fputs ("ST Microelectronics Loongson 2F", stdout); - break; - default: - fputs (_("Unknown"), stdout); - } -} - -static int -get_mips_reg_size (int reg_size) -{ - return (reg_size == AFL_REG_NONE) ? 0 - : (reg_size == AFL_REG_32) ? 32 - : (reg_size == AFL_REG_64) ? 64 - : (reg_size == AFL_REG_128) ? 128 - : -1; -} - -static int -process_mips_specific (FILE * file) -{ - Elf_Internal_Dyn * entry; - Elf_Internal_Shdr *sect = NULL; - size_t liblist_offset = 0; - size_t liblistno = 0; - size_t conflictsno = 0; - size_t options_offset = 0; - size_t conflicts_offset = 0; - size_t pltrelsz = 0; - size_t pltrel = 0; - bfd_vma pltgot = 0; - bfd_vma mips_pltgot = 0; - bfd_vma jmprel = 0; - bfd_vma local_gotno = 0; - bfd_vma gotsym = 0; - bfd_vma symtabno = 0; - - process_attributes (file, NULL, SHT_GNU_ATTRIBUTES, NULL, - display_mips_gnu_attribute); - - sect = find_section (".MIPS.abiflags"); - - if (sect != NULL) - { - Elf_External_ABIFlags_v0 *abiflags_ext; - Elf_Internal_ABIFlags_v0 abiflags_in; - - if (sizeof (Elf_External_ABIFlags_v0) != sect->sh_size) - fputs ("\nCorrupt ABI Flags section.\n", stdout); - else - { - abiflags_ext = get_data (NULL, file, sect->sh_offset, 1, - sect->sh_size, _("MIPS ABI Flags section")); - if (abiflags_ext) - { - abiflags_in.version = BYTE_GET (abiflags_ext->version); - abiflags_in.isa_level = BYTE_GET (abiflags_ext->isa_level); - abiflags_in.isa_rev = BYTE_GET (abiflags_ext->isa_rev); - abiflags_in.gpr_size = BYTE_GET (abiflags_ext->gpr_size); - abiflags_in.cpr1_size = BYTE_GET (abiflags_ext->cpr1_size); - abiflags_in.cpr2_size = BYTE_GET (abiflags_ext->cpr2_size); - abiflags_in.fp_abi = BYTE_GET (abiflags_ext->fp_abi); - abiflags_in.isa_ext = BYTE_GET (abiflags_ext->isa_ext); - abiflags_in.ases = BYTE_GET (abiflags_ext->ases); - abiflags_in.flags1 = BYTE_GET (abiflags_ext->flags1); - abiflags_in.flags2 = BYTE_GET (abiflags_ext->flags2); - - printf ("\nMIPS ABI Flags Version: %d\n", abiflags_in.version); - printf ("\nISA: MIPS%d", abiflags_in.isa_level); - if (abiflags_in.isa_rev > 1) - printf ("r%d", abiflags_in.isa_rev); - printf ("\nGPR size: %d", - get_mips_reg_size (abiflags_in.gpr_size)); - printf ("\nCPR1 size: %d", - get_mips_reg_size (abiflags_in.cpr1_size)); - printf ("\nCPR2 size: %d", - get_mips_reg_size (abiflags_in.cpr2_size)); - fputs ("\nFP ABI: ", stdout); - print_mips_fp_abi_value (abiflags_in.fp_abi); - fputs ("ISA Extension: ", stdout); - print_mips_isa_ext (abiflags_in.isa_ext); - fputs ("\nASEs:", stdout); - print_mips_ases (abiflags_in.ases); - printf ("\nFLAGS 1: %8.8lx", abiflags_in.flags1); - printf ("\nFLAGS 2: %8.8lx", abiflags_in.flags2); - fputc ('\n', stdout); - free (abiflags_ext); - } - } - } - - /* We have a lot of special sections. Thanks SGI! */ - if (dynamic_section == NULL) - /* No information available. */ - return 0; - - for (entry = dynamic_section; entry->d_tag != DT_NULL; ++entry) - switch (entry->d_tag) - { - case DT_MIPS_LIBLIST: - liblist_offset - = offset_from_vma (file, entry->d_un.d_val, - liblistno * sizeof (Elf32_External_Lib)); - break; - case DT_MIPS_LIBLISTNO: - liblistno = entry->d_un.d_val; - break; - case DT_MIPS_OPTIONS: - options_offset = offset_from_vma (file, entry->d_un.d_val, 0); - break; - case DT_MIPS_CONFLICT: - conflicts_offset - = offset_from_vma (file, entry->d_un.d_val, - conflictsno * sizeof (Elf32_External_Conflict)); - break; - case DT_MIPS_CONFLICTNO: - conflictsno = entry->d_un.d_val; - break; - case DT_PLTGOT: - pltgot = entry->d_un.d_ptr; - break; - case DT_MIPS_LOCAL_GOTNO: - local_gotno = entry->d_un.d_val; - break; - case DT_MIPS_GOTSYM: - gotsym = entry->d_un.d_val; - break; - case DT_MIPS_SYMTABNO: - symtabno = entry->d_un.d_val; - break; - case DT_MIPS_PLTGOT: - mips_pltgot = entry->d_un.d_ptr; - break; - case DT_PLTREL: - pltrel = entry->d_un.d_val; - break; - case DT_PLTRELSZ: - pltrelsz = entry->d_un.d_val; - break; - case DT_JMPREL: - jmprel = entry->d_un.d_ptr; - break; - default: - break; - } - - if (liblist_offset != 0 && liblistno != 0 && do_dynamic) - { - Elf32_External_Lib * elib; - size_t cnt; - - elib = (Elf32_External_Lib *) get_data (NULL, file, liblist_offset, - liblistno, - sizeof (Elf32_External_Lib), - _("liblist section data")); - if (elib) - { - printf (_("\nSection '.liblist' contains %lu entries:\n"), - (unsigned long) liblistno); - fputs (_(" Library Time Stamp Checksum Version Flags\n"), - stdout); - - for (cnt = 0; cnt < liblistno; ++cnt) - { - Elf32_Lib liblist; - time_t atime; - char timebuf[20]; - struct tm * tmp; - - liblist.l_name = BYTE_GET (elib[cnt].l_name); - atime = BYTE_GET (elib[cnt].l_time_stamp); - liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum); - liblist.l_version = BYTE_GET (elib[cnt].l_version); - liblist.l_flags = BYTE_GET (elib[cnt].l_flags); - - tmp = gmtime (&atime); - snprintf (timebuf, sizeof (timebuf), - "%04u-%02u-%02uT%02u:%02u:%02u", - tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); - - printf ("%3lu: ", (unsigned long) cnt); - if (VALID_DYNAMIC_NAME (liblist.l_name)) - print_symbol (20, GET_DYNAMIC_NAME (liblist.l_name)); - else - printf (_("<corrupt: %9ld>"), liblist.l_name); - printf (" %s %#10lx %-7ld", timebuf, liblist.l_checksum, - liblist.l_version); - - if (liblist.l_flags == 0) - puts (_(" NONE")); - else - { - static const struct - { - const char * name; - int bit; - } - l_flags_vals[] = - { - { " EXACT_MATCH", LL_EXACT_MATCH }, - { " IGNORE_INT_VER", LL_IGNORE_INT_VER }, - { " REQUIRE_MINOR", LL_REQUIRE_MINOR }, - { " EXPORTS", LL_EXPORTS }, - { " DELAY_LOAD", LL_DELAY_LOAD }, - { " DELTA", LL_DELTA } - }; - int flags = liblist.l_flags; - size_t fcnt; - - for (fcnt = 0; fcnt < ARRAY_SIZE (l_flags_vals); ++fcnt) - if ((flags & l_flags_vals[fcnt].bit) != 0) - { - fputs (l_flags_vals[fcnt].name, stdout); - flags ^= l_flags_vals[fcnt].bit; - } - if (flags != 0) - printf (" %#x", (unsigned int) flags); - - puts (""); - } - } - - free (elib); - } - } - - if (options_offset != 0) - { - Elf_External_Options * eopt; - Elf_Internal_Options * iopt; - Elf_Internal_Options * option; - size_t offset; - int cnt; - sect = section_headers; - - /* Find the section header so that we get the size. */ - while (sect->sh_type != SHT_MIPS_OPTIONS) - ++sect; - - eopt = (Elf_External_Options *) get_data (NULL, file, options_offset, 1, - sect->sh_size, _("options")); - if (eopt) - { - iopt = (Elf_Internal_Options *) - cmalloc ((sect->sh_size / sizeof (eopt)), sizeof (* iopt)); - if (iopt == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - offset = cnt = 0; - option = iopt; - - while (offset < sect->sh_size) - { - Elf_External_Options * eoption; - - eoption = (Elf_External_Options *) ((char *) eopt + offset); - - option->kind = BYTE_GET (eoption->kind); - option->size = BYTE_GET (eoption->size); - option->section = BYTE_GET (eoption->section); - option->info = BYTE_GET (eoption->info); - - offset += option->size; - - ++option; - ++cnt; - } - - printf (_("\nSection '%s' contains %d entries:\n"), - SECTION_NAME (sect), cnt); - - option = iopt; - - while (cnt-- > 0) - { - size_t len; - - switch (option->kind) - { - case ODK_NULL: - /* This shouldn't happen. */ - printf (" NULL %d %lx", option->section, option->info); - break; - case ODK_REGINFO: - printf (" REGINFO "); - if (elf_header.e_machine == EM_MIPS) - { - /* 32bit form. */ - Elf32_External_RegInfo * ereg; - Elf32_RegInfo reginfo; - - ereg = (Elf32_External_RegInfo *) (option + 1); - reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask); - reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]); - reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]); - reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]); - reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]); - reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value); - - printf ("GPR %08lx GP 0x%lx\n", - reginfo.ri_gprmask, - (unsigned long) reginfo.ri_gp_value); - printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n", - reginfo.ri_cprmask[0], reginfo.ri_cprmask[1], - reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]); - } - else - { - /* 64 bit form. */ - Elf64_External_RegInfo * ereg; - Elf64_Internal_RegInfo reginfo; - - ereg = (Elf64_External_RegInfo *) (option + 1); - reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask); - reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]); - reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]); - reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]); - reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]); - reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value); - - printf ("GPR %08lx GP 0x", - reginfo.ri_gprmask); - printf_vma (reginfo.ri_gp_value); - printf ("\n"); - - printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n", - reginfo.ri_cprmask[0], reginfo.ri_cprmask[1], - reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]); - } - ++option; - continue; - case ODK_EXCEPTIONS: - fputs (" EXCEPTIONS fpe_min(", stdout); - process_mips_fpe_exception (option->info & OEX_FPU_MIN); - fputs (") fpe_max(", stdout); - process_mips_fpe_exception ((option->info & OEX_FPU_MAX) >> 8); - fputs (")", stdout); - - if (option->info & OEX_PAGE0) - fputs (" PAGE0", stdout); - if (option->info & OEX_SMM) - fputs (" SMM", stdout); - if (option->info & OEX_FPDBUG) - fputs (" FPDBUG", stdout); - if (option->info & OEX_DISMISS) - fputs (" DISMISS", stdout); - break; - case ODK_PAD: - fputs (" PAD ", stdout); - if (option->info & OPAD_PREFIX) - fputs (" PREFIX", stdout); - if (option->info & OPAD_POSTFIX) - fputs (" POSTFIX", stdout); - if (option->info & OPAD_SYMBOL) - fputs (" SYMBOL", stdout); - break; - case ODK_HWPATCH: - fputs (" HWPATCH ", stdout); - if (option->info & OHW_R4KEOP) - fputs (" R4KEOP", stdout); - if (option->info & OHW_R8KPFETCH) - fputs (" R8KPFETCH", stdout); - if (option->info & OHW_R5KEOP) - fputs (" R5KEOP", stdout); - if (option->info & OHW_R5KCVTL) - fputs (" R5KCVTL", stdout); - break; - case ODK_FILL: - fputs (" FILL ", stdout); - /* XXX Print content of info word? */ - break; - case ODK_TAGS: - fputs (" TAGS ", stdout); - /* XXX Print content of info word? */ - break; - case ODK_HWAND: - fputs (" HWAND ", stdout); - if (option->info & OHWA0_R4KEOP_CHECKED) - fputs (" R4KEOP_CHECKED", stdout); - if (option->info & OHWA0_R4KEOP_CLEAN) - fputs (" R4KEOP_CLEAN", stdout); - break; - case ODK_HWOR: - fputs (" HWOR ", stdout); - if (option->info & OHWA0_R4KEOP_CHECKED) - fputs (" R4KEOP_CHECKED", stdout); - if (option->info & OHWA0_R4KEOP_CLEAN) - fputs (" R4KEOP_CLEAN", stdout); - break; - case ODK_GP_GROUP: - printf (" GP_GROUP %#06lx self-contained %#06lx", - option->info & OGP_GROUP, - (option->info & OGP_SELF) >> 16); - break; - case ODK_IDENT: - printf (" IDENT %#06lx self-contained %#06lx", - option->info & OGP_GROUP, - (option->info & OGP_SELF) >> 16); - break; - default: - /* This shouldn't happen. */ - printf (" %3d ??? %d %lx", - option->kind, option->section, option->info); - break; - } - - len = sizeof (* eopt); - while (len < option->size) - if (((char *) option)[len] >= ' ' - && ((char *) option)[len] < 0x7f) - printf ("%c", ((char *) option)[len++]); - else - printf ("\\%03o", ((char *) option)[len++]); - - fputs ("\n", stdout); - ++option; - } - - free (eopt); - } - } - - if (conflicts_offset != 0 && conflictsno != 0) - { - Elf32_Conflict * iconf; - size_t cnt; - - if (dynamic_symbols == NULL) - { - error (_("conflict list found without a dynamic symbol table\n")); - return 0; - } - - iconf = (Elf32_Conflict *) cmalloc (conflictsno, sizeof (* iconf)); - if (iconf == NULL) - { - error (_("Out of memory\n")); - return 0; - } - - if (is_32bit_elf) - { - Elf32_External_Conflict * econf32; - - econf32 = (Elf32_External_Conflict *) - get_data (NULL, file, conflicts_offset, conflictsno, - sizeof (* econf32), _("conflict")); - if (!econf32) - return 0; - - for (cnt = 0; cnt < conflictsno; ++cnt) - iconf[cnt] = BYTE_GET (econf32[cnt]); - - free (econf32); - } - else - { - Elf64_External_Conflict * econf64; - - econf64 = (Elf64_External_Conflict *) - get_data (NULL, file, conflicts_offset, conflictsno, - sizeof (* econf64), _("conflict")); - if (!econf64) - return 0; - - for (cnt = 0; cnt < conflictsno; ++cnt) - iconf[cnt] = BYTE_GET (econf64[cnt]); - - free (econf64); - } - - printf (_("\nSection '.conflict' contains %lu entries:\n"), - (unsigned long) conflictsno); - puts (_(" Num: Index Value Name")); - - for (cnt = 0; cnt < conflictsno; ++cnt) - { - Elf_Internal_Sym * psym = & dynamic_symbols[iconf[cnt]]; - - printf ("%5lu: %8lu ", (unsigned long) cnt, iconf[cnt]); - print_vma (psym->st_value, FULL_HEX); - putchar (' '); - if (VALID_DYNAMIC_NAME (psym->st_name)) - print_symbol (25, GET_DYNAMIC_NAME (psym->st_name)); - else - printf (_("<corrupt: %14ld>"), psym->st_name); - putchar ('\n'); - } - - free (iconf); - } - - if (pltgot != 0 && local_gotno != 0) - { - bfd_vma ent, local_end, global_end; - size_t i, offset; - unsigned char * data; - int addr_size; - - ent = pltgot; - addr_size = (is_32bit_elf ? 4 : 8); - local_end = pltgot + local_gotno * addr_size; - global_end = local_end + (symtabno - gotsym) * addr_size; - - offset = offset_from_vma (file, pltgot, global_end - pltgot); - data = (unsigned char *) get_data (NULL, file, offset, - global_end - pltgot, 1, - _("Global Offset Table data")); - if (data == NULL) - return 0; - - printf (_("\nPrimary GOT:\n")); - printf (_(" Canonical gp value: ")); - print_vma (pltgot + 0x7ff0, LONG_HEX); - printf ("\n\n"); - - printf (_(" Reserved entries:\n")); - printf (_(" %*s %10s %*s Purpose\n"), - addr_size * 2, _("Address"), _("Access"), - addr_size * 2, _("Initial")); - ent = print_mips_got_entry (data, pltgot, ent); - printf (_(" Lazy resolver\n")); - if (data - && (byte_get (data + ent - pltgot, addr_size) - >> (addr_size * 8 - 1)) != 0) - { - ent = print_mips_got_entry (data, pltgot, ent); - printf (_(" Module pointer (GNU extension)\n")); - } - printf ("\n"); - - if (ent < local_end) - { - printf (_(" Local entries:\n")); - printf (" %*s %10s %*s\n", - addr_size * 2, _("Address"), _("Access"), - addr_size * 2, _("Initial")); - while (ent < local_end) - { - ent = print_mips_got_entry (data, pltgot, ent); - printf ("\n"); - } - printf ("\n"); - } - - if (gotsym < symtabno) - { - int sym_width; - - printf (_(" Global entries:\n")); - printf (" %*s %10s %*s %*s %-7s %3s %s\n", - addr_size * 2, _("Address"), - _("Access"), - addr_size * 2, _("Initial"), - addr_size * 2, _("Sym.Val."), - _("Type"), - /* Note for translators: "Ndx" = abbreviated form of "Index". */ - _("Ndx"), _("Name")); - - sym_width = (is_32bit_elf ? 80 : 160) - 28 - addr_size * 6 - 1; - for (i = gotsym; i < symtabno; i++) - { - Elf_Internal_Sym * psym; - - psym = dynamic_symbols + i; - ent = print_mips_got_entry (data, pltgot, ent); - printf (" "); - print_vma (psym->st_value, LONG_HEX); - printf (" %-7s %3s ", - get_symbol_type (ELF_ST_TYPE (psym->st_info)), - get_symbol_index_type (psym->st_shndx)); - if (VALID_DYNAMIC_NAME (psym->st_name)) - print_symbol (sym_width, GET_DYNAMIC_NAME (psym->st_name)); - else - printf (_("<corrupt: %14ld>"), psym->st_name); - printf ("\n"); - } - printf ("\n"); - } - - if (data) - free (data); - } - - if (mips_pltgot != 0 && jmprel != 0 && pltrel != 0 && pltrelsz != 0) - { - bfd_vma ent, end; - size_t offset, rel_offset; - unsigned long count, i; - unsigned char * data; - int addr_size, sym_width; - Elf_Internal_Rela * rels; - - rel_offset = offset_from_vma (file, jmprel, pltrelsz); - if (pltrel == DT_RELA) - { - if (!slurp_rela_relocs (file, rel_offset, pltrelsz, &rels, &count)) - return 0; - } - else - { - if (!slurp_rel_relocs (file, rel_offset, pltrelsz, &rels, &count)) - return 0; - } - - ent = mips_pltgot; - addr_size = (is_32bit_elf ? 4 : 8); - end = mips_pltgot + (2 + count) * addr_size; - - offset = offset_from_vma (file, mips_pltgot, end - mips_pltgot); - data = (unsigned char *) get_data (NULL, file, offset, end - mips_pltgot, - 1, _("Procedure Linkage Table data")); - if (data == NULL) - return 0; - - printf ("\nPLT GOT:\n\n"); - printf (_(" Reserved entries:\n")); - printf (_(" %*s %*s Purpose\n"), - addr_size * 2, _("Address"), addr_size * 2, _("Initial")); - ent = print_mips_pltgot_entry (data, mips_pltgot, ent); - printf (_(" PLT lazy resolver\n")); - ent = print_mips_pltgot_entry (data, mips_pltgot, ent); - printf (_(" Module pointer\n")); - printf ("\n"); - - printf (_(" Entries:\n")); - printf (" %*s %*s %*s %-7s %3s %s\n", - addr_size * 2, _("Address"), - addr_size * 2, _("Initial"), - addr_size * 2, _("Sym.Val."), _("Type"), _("Ndx"), _("Name")); - sym_width = (is_32bit_elf ? 80 : 160) - 17 - addr_size * 6 - 1; - for (i = 0; i < count; i++) - { - Elf_Internal_Sym * psym; - - psym = dynamic_symbols + get_reloc_symindex (rels[i].r_info); - ent = print_mips_pltgot_entry (data, mips_pltgot, ent); - printf (" "); - print_vma (psym->st_value, LONG_HEX); - printf (" %-7s %3s ", - get_symbol_type (ELF_ST_TYPE (psym->st_info)), - get_symbol_index_type (psym->st_shndx)); - if (VALID_DYNAMIC_NAME (psym->st_name)) - print_symbol (sym_width, GET_DYNAMIC_NAME (psym->st_name)); - else - printf (_("<corrupt: %14ld>"), psym->st_name); - printf ("\n"); - } - printf ("\n"); - - if (data) - free (data); - free (rels); - } - - return 1; -} - -static int -process_gnu_liblist (FILE * file) -{ - Elf_Internal_Shdr * section; - Elf_Internal_Shdr * string_sec; - Elf32_External_Lib * elib; - char * strtab; - size_t strtab_size; - size_t cnt; - unsigned i; - - if (! do_arch) - return 0; - - for (i = 0, section = section_headers; - i < elf_header.e_shnum; - i++, section++) - { - switch (section->sh_type) - { - case SHT_GNU_LIBLIST: - if (section->sh_link >= elf_header.e_shnum) - break; - - elib = (Elf32_External_Lib *) - get_data (NULL, file, section->sh_offset, 1, section->sh_size, - _("liblist section data")); - - if (elib == NULL) - break; - string_sec = section_headers + section->sh_link; - - strtab = (char *) get_data (NULL, file, string_sec->sh_offset, 1, - string_sec->sh_size, - _("liblist string table")); - if (strtab == NULL - || section->sh_entsize != sizeof (Elf32_External_Lib)) - { - free (elib); - free (strtab); - break; - } - strtab_size = string_sec->sh_size; - - printf (_("\nLibrary list section '%s' contains %lu entries:\n"), - SECTION_NAME (section), - (unsigned long) (section->sh_size / sizeof (Elf32_External_Lib))); - - puts (_(" Library Time Stamp Checksum Version Flags")); - - for (cnt = 0; cnt < section->sh_size / sizeof (Elf32_External_Lib); - ++cnt) - { - Elf32_Lib liblist; - time_t atime; - char timebuf[20]; - struct tm * tmp; - - liblist.l_name = BYTE_GET (elib[cnt].l_name); - atime = BYTE_GET (elib[cnt].l_time_stamp); - liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum); - liblist.l_version = BYTE_GET (elib[cnt].l_version); - liblist.l_flags = BYTE_GET (elib[cnt].l_flags); - - tmp = gmtime (&atime); - snprintf (timebuf, sizeof (timebuf), - "%04u-%02u-%02uT%02u:%02u:%02u", - tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); - - printf ("%3lu: ", (unsigned long) cnt); - if (do_wide) - printf ("%-20s", liblist.l_name < strtab_size - ? strtab + liblist.l_name : _("<corrupt>")); - else - printf ("%-20.20s", liblist.l_name < strtab_size - ? strtab + liblist.l_name : _("<corrupt>")); - printf (" %s %#010lx %-7ld %-7ld\n", timebuf, liblist.l_checksum, - liblist.l_version, liblist.l_flags); - } - - free (elib); - free (strtab); - } - } - - return 1; -} - -static const char * -get_note_type (unsigned e_type) -{ - static char buff[64]; - - if (elf_header.e_type == ET_CORE) - switch (e_type) - { - case NT_AUXV: - return _("NT_AUXV (auxiliary vector)"); - case NT_PRSTATUS: - return _("NT_PRSTATUS (prstatus structure)"); - case NT_FPREGSET: - return _("NT_FPREGSET (floating point registers)"); - case NT_PRPSINFO: - return _("NT_PRPSINFO (prpsinfo structure)"); - case NT_TASKSTRUCT: - return _("NT_TASKSTRUCT (task structure)"); - case NT_PRXFPREG: - return _("NT_PRXFPREG (user_xfpregs structure)"); - case NT_PPC_VMX: - return _("NT_PPC_VMX (ppc Altivec registers)"); - case NT_PPC_VSX: - return _("NT_PPC_VSX (ppc VSX registers)"); - case NT_386_TLS: - return _("NT_386_TLS (x86 TLS information)"); - case NT_386_IOPERM: - return _("NT_386_IOPERM (x86 I/O permissions)"); - case NT_X86_XSTATE: - return _("NT_X86_XSTATE (x86 XSAVE extended state)"); - case NT_S390_HIGH_GPRS: - return _("NT_S390_HIGH_GPRS (s390 upper register halves)"); - case NT_S390_TIMER: - return _("NT_S390_TIMER (s390 timer register)"); - case NT_S390_TODCMP: - return _("NT_S390_TODCMP (s390 TOD comparator register)"); - case NT_S390_TODPREG: - return _("NT_S390_TODPREG (s390 TOD programmable register)"); - case NT_S390_CTRS: - return _("NT_S390_CTRS (s390 control registers)"); - case NT_S390_PREFIX: - return _("NT_S390_PREFIX (s390 prefix register)"); - case NT_S390_LAST_BREAK: - return _("NT_S390_LAST_BREAK (s390 last breaking event address)"); - case NT_S390_SYSTEM_CALL: - return _("NT_S390_SYSTEM_CALL (s390 system call restart data)"); - case NT_S390_TDB: - return _("NT_S390_TDB (s390 transaction diagnostic block)"); - case NT_ARM_VFP: - return _("NT_ARM_VFP (arm VFP registers)"); - case NT_ARM_TLS: - return _("NT_ARM_TLS (AArch TLS registers)"); - case NT_ARM_HW_BREAK: - return _("NT_ARM_HW_BREAK (AArch hardware breakpoint registers)"); - case NT_ARM_HW_WATCH: - return _("NT_ARM_HW_WATCH (AArch hardware watchpoint registers)"); - case NT_PSTATUS: - return _("NT_PSTATUS (pstatus structure)"); - case NT_FPREGS: - return _("NT_FPREGS (floating point registers)"); - case NT_PSINFO: - return _("NT_PSINFO (psinfo structure)"); - case NT_LWPSTATUS: - return _("NT_LWPSTATUS (lwpstatus_t structure)"); - case NT_LWPSINFO: - return _("NT_LWPSINFO (lwpsinfo_t structure)"); - case NT_WIN32PSTATUS: - return _("NT_WIN32PSTATUS (win32_pstatus structure)"); - case NT_SIGINFO: - return _("NT_SIGINFO (siginfo_t data)"); - case NT_FILE: - return _("NT_FILE (mapped files)"); - default: - break; - } - else - switch (e_type) - { - case NT_VERSION: - return _("NT_VERSION (version)"); - case NT_ARCH: - return _("NT_ARCH (architecture)"); - default: - break; - } - - snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type); - return buff; -} - -static int -print_core_note (Elf_Internal_Note *pnote) -{ - unsigned int addr_size = is_32bit_elf ? 4 : 8; - bfd_vma count, page_size; - unsigned char *descdata, *filenames, *descend; - - if (pnote->type != NT_FILE) - return 1; - -#ifndef BFD64 - if (!is_32bit_elf) - { - printf (_(" Cannot decode 64-bit note in 32-bit build\n")); - /* Still "successful". */ - return 1; - } -#endif - - if (pnote->descsz < 2 * addr_size) - { - printf (_(" Malformed note - too short for header\n")); - return 0; - } - - descdata = (unsigned char *) pnote->descdata; - descend = descdata + pnote->descsz; - - if (descdata[pnote->descsz - 1] != '\0') - { - printf (_(" Malformed note - does not end with \\0\n")); - return 0; - } - - count = byte_get (descdata, addr_size); - descdata += addr_size; - - page_size = byte_get (descdata, addr_size); - descdata += addr_size; - - if (pnote->descsz < 2 * addr_size + count * 3 * addr_size) - { - printf (_(" Malformed note - too short for supplied file count\n")); - return 0; - } - - printf (_(" Page size: ")); - print_vma (page_size, DEC); - printf ("\n"); - - printf (_(" %*s%*s%*s\n"), - (int) (2 + 2 * addr_size), _("Start"), - (int) (4 + 2 * addr_size), _("End"), - (int) (4 + 2 * addr_size), _("Page Offset")); - filenames = descdata + count * 3 * addr_size; - while (--count > 0) - { - bfd_vma start, end, file_ofs; - - if (filenames == descend) - { - printf (_(" Malformed note - filenames end too early\n")); - return 0; - } - - start = byte_get (descdata, addr_size); - descdata += addr_size; - end = byte_get (descdata, addr_size); - descdata += addr_size; - file_ofs = byte_get (descdata, addr_size); - descdata += addr_size; - - printf (" "); - print_vma (start, FULL_HEX); - printf (" "); - print_vma (end, FULL_HEX); - printf (" "); - print_vma (file_ofs, FULL_HEX); - printf ("\n %s\n", filenames); - - filenames += 1 + strlen ((char *) filenames); - } - - return 1; -} - -static const char * -get_gnu_elf_note_type (unsigned e_type) -{ - static char buff[64]; - - switch (e_type) - { - case NT_GNU_ABI_TAG: - return _("NT_GNU_ABI_TAG (ABI version tag)"); - case NT_GNU_HWCAP: - return _("NT_GNU_HWCAP (DSO-supplied software HWCAP info)"); - case NT_GNU_BUILD_ID: - return _("NT_GNU_BUILD_ID (unique build ID bitstring)"); - case NT_GNU_GOLD_VERSION: - return _("NT_GNU_GOLD_VERSION (gold version)"); - default: - break; - } - - snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type); - return buff; -} - -static int -print_gnu_note (Elf_Internal_Note *pnote) -{ - switch (pnote->type) - { - case NT_GNU_BUILD_ID: - { - unsigned long i; - - printf (_(" Build ID: ")); - for (i = 0; i < pnote->descsz; ++i) - printf ("%02x", pnote->descdata[i] & 0xff); - printf ("\n"); - } - break; - - case NT_GNU_ABI_TAG: - { - unsigned long os, major, minor, subminor; - const char *osname; - - os = byte_get ((unsigned char *) pnote->descdata, 4); - major = byte_get ((unsigned char *) pnote->descdata + 4, 4); - minor = byte_get ((unsigned char *) pnote->descdata + 8, 4); - subminor = byte_get ((unsigned char *) pnote->descdata + 12, 4); - - switch (os) - { - case GNU_ABI_TAG_LINUX: - osname = "Linux"; - break; - case GNU_ABI_TAG_HURD: - osname = "Hurd"; - break; - case GNU_ABI_TAG_SOLARIS: - osname = "Solaris"; - break; - case GNU_ABI_TAG_FREEBSD: - osname = "FreeBSD"; - break; - case GNU_ABI_TAG_NETBSD: - osname = "NetBSD"; - break; - default: - osname = "Unknown"; - break; - } - - printf (_(" OS: %s, ABI: %ld.%ld.%ld\n"), osname, - major, minor, subminor); - } - break; - } - - return 1; -} - -static const char * -get_netbsd_elfcore_note_type (unsigned e_type) -{ - static char buff[64]; - - if (e_type == NT_NETBSDCORE_PROCINFO) - { - /* NetBSD core "procinfo" structure. */ - return _("NetBSD procinfo structure"); - } - - /* As of Jan 2002 there are no other machine-independent notes - defined for NetBSD core files. If the note type is less - than the start of the machine-dependent note types, we don't - understand it. */ - - if (e_type < NT_NETBSDCORE_FIRSTMACH) - { - snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type); - return buff; - } - - switch (elf_header.e_machine) - { - /* On the Alpha, SPARC (32-bit and 64-bit), PT_GETREGS == mach+0 - and PT_GETFPREGS == mach+2. */ - - case EM_OLD_ALPHA: - case EM_ALPHA: - case EM_SPARC: - case EM_SPARC32PLUS: - case EM_SPARCV9: - switch (e_type) - { - case NT_NETBSDCORE_FIRSTMACH + 0: - return _("PT_GETREGS (reg structure)"); - case NT_NETBSDCORE_FIRSTMACH + 2: - return _("PT_GETFPREGS (fpreg structure)"); - default: - break; - } - break; - - /* On all other arch's, PT_GETREGS == mach+1 and - PT_GETFPREGS == mach+3. */ - default: - switch (e_type) - { - case NT_NETBSDCORE_FIRSTMACH + 1: - return _("PT_GETREGS (reg structure)"); - case NT_NETBSDCORE_FIRSTMACH + 3: - return _("PT_GETFPREGS (fpreg structure)"); - default: - break; - } - } - - snprintf (buff, sizeof (buff), "PT_FIRSTMACH+%d", - e_type - NT_NETBSDCORE_FIRSTMACH); - return buff; -} - -static const char * -get_stapsdt_note_type (unsigned e_type) -{ - static char buff[64]; - - switch (e_type) - { - case NT_STAPSDT: - return _("NT_STAPSDT (SystemTap probe descriptors)"); - - default: - break; - } - - snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type); - return buff; -} - -static int -print_stapsdt_note (Elf_Internal_Note *pnote) -{ - int addr_size = is_32bit_elf ? 4 : 8; - char *data = pnote->descdata; - char *data_end = pnote->descdata + pnote->descsz; - bfd_vma pc, base_addr, semaphore; - char *provider, *probe, *arg_fmt; - - pc = byte_get ((unsigned char *) data, addr_size); - data += addr_size; - base_addr = byte_get ((unsigned char *) data, addr_size); - data += addr_size; - semaphore = byte_get ((unsigned char *) data, addr_size); - data += addr_size; - - provider = data; - data += strlen (data) + 1; - probe = data; - data += strlen (data) + 1; - arg_fmt = data; - data += strlen (data) + 1; - - printf (_(" Provider: %s\n"), provider); - printf (_(" Name: %s\n"), probe); - printf (_(" Location: ")); - print_vma (pc, FULL_HEX); - printf (_(", Base: ")); - print_vma (base_addr, FULL_HEX); - printf (_(", Semaphore: ")); - print_vma (semaphore, FULL_HEX); - printf ("\n"); - printf (_(" Arguments: %s\n"), arg_fmt); - - return data == data_end; -} - -static const char * -get_ia64_vms_note_type (unsigned e_type) -{ - static char buff[64]; - - switch (e_type) - { - case NT_VMS_MHD: - return _("NT_VMS_MHD (module header)"); - case NT_VMS_LNM: - return _("NT_VMS_LNM (language name)"); - case NT_VMS_SRC: - return _("NT_VMS_SRC (source files)"); - case NT_VMS_TITLE: - return "NT_VMS_TITLE"; - case NT_VMS_EIDC: - return _("NT_VMS_EIDC (consistency check)"); - case NT_VMS_FPMODE: - return _("NT_VMS_FPMODE (FP mode)"); - case NT_VMS_LINKTIME: - return "NT_VMS_LINKTIME"; - case NT_VMS_IMGNAM: - return _("NT_VMS_IMGNAM (image name)"); - case NT_VMS_IMGID: - return _("NT_VMS_IMGID (image id)"); - case NT_VMS_LINKID: - return _("NT_VMS_LINKID (link id)"); - case NT_VMS_IMGBID: - return _("NT_VMS_IMGBID (build id)"); - case NT_VMS_GSTNAM: - return _("NT_VMS_GSTNAM (sym table name)"); - case NT_VMS_ORIG_DYN: - return "NT_VMS_ORIG_DYN"; - case NT_VMS_PATCHTIME: - return "NT_VMS_PATCHTIME"; - default: - snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type); - return buff; - } -} - -static int -print_ia64_vms_note (Elf_Internal_Note * pnote) -{ - switch (pnote->type) - { - case NT_VMS_MHD: - if (pnote->descsz > 36) - { - size_t l = strlen (pnote->descdata + 34); - printf (_(" Creation date : %.17s\n"), pnote->descdata); - printf (_(" Last patch date: %.17s\n"), pnote->descdata + 17); - printf (_(" Module name : %s\n"), pnote->descdata + 34); - printf (_(" Module version : %s\n"), pnote->descdata + 34 + l + 1); - } - else - printf (_(" Invalid size\n")); - break; - case NT_VMS_LNM: - printf (_(" Language: %s\n"), pnote->descdata); - break; -#ifdef BFD64 - case NT_VMS_FPMODE: - printf (_(" Floating Point mode: ")); - printf ("0x%016" BFD_VMA_FMT "x\n", - (bfd_vma)byte_get ((unsigned char *)pnote->descdata, 8)); - break; - case NT_VMS_LINKTIME: - printf (_(" Link time: ")); - print_vms_time - ((bfd_int64_t) byte_get ((unsigned char *)pnote->descdata, 8)); - printf ("\n"); - break; - case NT_VMS_PATCHTIME: - printf (_(" Patch time: ")); - print_vms_time - ((bfd_int64_t) byte_get ((unsigned char *)pnote->descdata, 8)); - printf ("\n"); - break; - case NT_VMS_ORIG_DYN: - printf (_(" Major id: %u, minor id: %u\n"), - (unsigned) byte_get ((unsigned char *)pnote->descdata, 4), - (unsigned) byte_get ((unsigned char *)pnote->descdata + 4, 4)); - printf (_(" Last modified : ")); - print_vms_time - ((bfd_int64_t) byte_get ((unsigned char *)pnote->descdata + 8, 8)); - printf (_("\n Link flags : ")); - printf ("0x%016" BFD_VMA_FMT "x\n", - (bfd_vma)byte_get ((unsigned char *)pnote->descdata + 16, 8)); - printf (_(" Header flags: 0x%08x\n"), - (unsigned)byte_get ((unsigned char *)pnote->descdata + 24, 4)); - printf (_(" Image id : %s\n"), pnote->descdata + 32); - break; -#endif - case NT_VMS_IMGNAM: - printf (_(" Image name: %s\n"), pnote->descdata); - break; - case NT_VMS_GSTNAM: - printf (_(" Global symbol table name: %s\n"), pnote->descdata); - break; - case NT_VMS_IMGID: - printf (_(" Image id: %s\n"), pnote->descdata); - break; - case NT_VMS_LINKID: - printf (_(" Linker id: %s\n"), pnote->descdata); - break; - default: - break; - } - return 1; -} - -/* Note that by the ELF standard, the name field is already null byte - terminated, and namesz includes the terminating null byte. - I.E. the value of namesz for the name "FSF" is 4. - - If the value of namesz is zero, there is no name present. */ -static int -process_note (Elf_Internal_Note * pnote) -{ - const char * name = pnote->namesz ? pnote->namedata : "(NONE)"; - const char * nt; - - if (pnote->namesz == 0) - /* If there is no note name, then use the default set of - note type strings. */ - nt = get_note_type (pnote->type); - - else if (const_strneq (pnote->namedata, "GNU")) - /* GNU-specific object file notes. */ - nt = get_gnu_elf_note_type (pnote->type); - - else if (const_strneq (pnote->namedata, "NetBSD-CORE")) - /* NetBSD-specific core file notes. */ - nt = get_netbsd_elfcore_note_type (pnote->type); - - else if (strneq (pnote->namedata, "SPU/", 4)) - { - /* SPU-specific core file notes. */ - nt = pnote->namedata + 4; - name = "SPU"; - } - - else if (const_strneq (pnote->namedata, "IPF/VMS")) - /* VMS/ia64-specific file notes. */ - nt = get_ia64_vms_note_type (pnote->type); - - else if (const_strneq (pnote->namedata, "stapsdt")) - nt = get_stapsdt_note_type (pnote->type); - - else - /* Don't recognize this note name; just use the default set of - note type strings. */ - nt = get_note_type (pnote->type); - - printf (" %-20s 0x%08lx\t%s\n", name, pnote->descsz, nt); - - if (const_strneq (pnote->namedata, "IPF/VMS")) - return print_ia64_vms_note (pnote); - else if (const_strneq (pnote->namedata, "GNU")) - return print_gnu_note (pnote); - else if (const_strneq (pnote->namedata, "stapsdt")) - return print_stapsdt_note (pnote); - else if (const_strneq (pnote->namedata, "CORE")) - return print_core_note (pnote); - else - return 1; -} - - -static int -process_corefile_note_segment (FILE * file, bfd_vma offset, bfd_vma length) -{ - Elf_External_Note * pnotes; - Elf_External_Note * external; - int res = 1; - - if (length <= 0) - return 0; - - pnotes = (Elf_External_Note *) get_data (NULL, file, offset, 1, length, - _("notes")); - if (pnotes == NULL) - return 0; - - external = pnotes; - - printf (_("\nDisplaying notes found at file offset 0x%08lx with length 0x%08lx:\n"), - (unsigned long) offset, (unsigned long) length); - printf (_(" %-20s %10s\tDescription\n"), _("Owner"), _("Data size")); - - while ((char *) external < (char *) pnotes + length) - { - Elf_Internal_Note inote; - size_t min_notesz; - char *next; - char * temp = NULL; - size_t data_remaining = ((char *) pnotes + length) - (char *) external; - - if (!is_ia64_vms ()) - { - /* PR binutils/15191 - Make sure that there is enough data to read. */ - min_notesz = offsetof (Elf_External_Note, name); - if (data_remaining < min_notesz) - { - warn (_("Corrupt note: only %d bytes remain, not enough for a full note\n"), - (int) data_remaining); - break; - } - inote.type = BYTE_GET (external->type); - inote.namesz = BYTE_GET (external->namesz); - inote.namedata = external->name; - inote.descsz = BYTE_GET (external->descsz); - inote.descdata = inote.namedata + align_power (inote.namesz, 2); - inote.descpos = offset + (inote.descdata - (char *) pnotes); - next = inote.descdata + align_power (inote.descsz, 2); - } - else - { - Elf64_External_VMS_Note *vms_external; - - /* PR binutils/15191 - Make sure that there is enough data to read. */ - min_notesz = offsetof (Elf64_External_VMS_Note, name); - if (data_remaining < min_notesz) - { - warn (_("Corrupt note: only %d bytes remain, not enough for a full note\n"), - (int) data_remaining); - break; - } - - vms_external = (Elf64_External_VMS_Note *) external; - inote.type = BYTE_GET (vms_external->type); - inote.namesz = BYTE_GET (vms_external->namesz); - inote.namedata = vms_external->name; - inote.descsz = BYTE_GET (vms_external->descsz); - inote.descdata = inote.namedata + align_power (inote.namesz, 3); - inote.descpos = offset + (inote.descdata - (char *) pnotes); - next = inote.descdata + align_power (inote.descsz, 3); - } - - if (inote.descdata < (char *) external + min_notesz - || next < (char *) external + min_notesz - || data_remaining < (size_t)(next - (char *) external)) - { - warn (_("note with invalid namesz and/or descsz found at offset 0x%lx\n"), - (unsigned long) ((char *) external - (char *) pnotes)); - warn (_(" type: 0x%lx, namesize: 0x%08lx, descsize: 0x%08lx\n"), - inote.type, inote.namesz, inote.descsz); - break; - } - - external = (Elf_External_Note *) next; - - /* Verify that name is null terminated. It appears that at least - one version of Linux (RedHat 6.0) generates corefiles that don't - comply with the ELF spec by failing to include the null byte in - namesz. */ - if (inote.namedata[inote.namesz - 1] != '\0') - { - temp = (char *) malloc (inote.namesz + 1); - - if (temp == NULL) - { - error (_("Out of memory\n")); - res = 0; - break; - } - - strncpy (temp, inote.namedata, inote.namesz); - temp[inote.namesz] = 0; - - /* warn (_("'%s' NOTE name not properly null terminated\n"), temp); */ - inote.namedata = temp; - } - - res &= process_note (& inote); - - if (temp != NULL) - { - free (temp); - temp = NULL; - } - } - - free (pnotes); - - return res; -} - -static int -process_corefile_note_segments (FILE * file) -{ - Elf_Internal_Phdr * segment; - unsigned int i; - int res = 1; - - if (! get_program_headers (file)) - return 0; - - for (i = 0, segment = program_headers; - i < elf_header.e_phnum; - i++, segment++) - { - if (segment->p_type == PT_NOTE) - res &= process_corefile_note_segment (file, - (bfd_vma) segment->p_offset, - (bfd_vma) segment->p_filesz); - } - - return res; -} - -static int -process_note_sections (FILE * file) -{ - Elf_Internal_Shdr * section; - unsigned long i; - int res = 1; - - for (i = 0, section = section_headers; - i < elf_header.e_shnum && section != NULL; - i++, section++) - if (section->sh_type == SHT_NOTE) - res &= process_corefile_note_segment (file, - (bfd_vma) section->sh_offset, - (bfd_vma) section->sh_size); - - return res; -} - -static int -process_notes (FILE * file) -{ - /* If we have not been asked to display the notes then do nothing. */ - if (! do_notes) - return 1; - - if (elf_header.e_type != ET_CORE) - return process_note_sections (file); - - /* No program headers means no NOTE segment. */ - if (elf_header.e_phnum > 0) - return process_corefile_note_segments (file); - - printf (_("No note segments present in the core file.\n")); - return 1; -} - -static int -process_arch_specific (FILE * file) -{ - if (! do_arch) - return 1; - - switch (elf_header.e_machine) - { - case EM_ARM: - return process_arm_specific (file); - case EM_MIPS: - case EM_MIPS_RS3_LE: - return process_mips_specific (file); - break; - case EM_PPC: - return process_power_specific (file); - break; - case EM_SPARC: - case EM_SPARC32PLUS: - case EM_SPARCV9: - return process_sparc_specific (file); - break; - case EM_TI_C6000: - return process_tic6x_specific (file); - break; - case EM_MSP430: - return process_msp430x_specific (file); - default: - break; - } - return 1; -} - -static int -get_file_header (FILE * file) -{ - /* Read in the identity array. */ - if (fread (elf_header.e_ident, EI_NIDENT, 1, file) != 1) - return 0; - - /* Determine how to read the rest of the header. */ - switch (elf_header.e_ident[EI_DATA]) - { - default: /* fall through */ - case ELFDATANONE: /* fall through */ - case ELFDATA2LSB: - byte_get = byte_get_little_endian; - byte_put = byte_put_little_endian; - break; - case ELFDATA2MSB: - byte_get = byte_get_big_endian; - byte_put = byte_put_big_endian; - break; - } - - /* For now we only support 32 bit and 64 bit ELF files. */ - is_32bit_elf = (elf_header.e_ident[EI_CLASS] != ELFCLASS64); - - /* Read in the rest of the header. */ - if (is_32bit_elf) - { - Elf32_External_Ehdr ehdr32; - - if (fread (ehdr32.e_type, sizeof (ehdr32) - EI_NIDENT, 1, file) != 1) - return 0; - - elf_header.e_type = BYTE_GET (ehdr32.e_type); - elf_header.e_machine = BYTE_GET (ehdr32.e_machine); - elf_header.e_version = BYTE_GET (ehdr32.e_version); - elf_header.e_entry = BYTE_GET (ehdr32.e_entry); - elf_header.e_phoff = BYTE_GET (ehdr32.e_phoff); - elf_header.e_shoff = BYTE_GET (ehdr32.e_shoff); - elf_header.e_flags = BYTE_GET (ehdr32.e_flags); - elf_header.e_ehsize = BYTE_GET (ehdr32.e_ehsize); - elf_header.e_phentsize = BYTE_GET (ehdr32.e_phentsize); - elf_header.e_phnum = BYTE_GET (ehdr32.e_phnum); - elf_header.e_shentsize = BYTE_GET (ehdr32.e_shentsize); - elf_header.e_shnum = BYTE_GET (ehdr32.e_shnum); - elf_header.e_shstrndx = BYTE_GET (ehdr32.e_shstrndx); - } - else - { - Elf64_External_Ehdr ehdr64; - - /* If we have been compiled with sizeof (bfd_vma) == 4, then - we will not be able to cope with the 64bit data found in - 64 ELF files. Detect this now and abort before we start - overwriting things. */ - if (sizeof (bfd_vma) < 8) - { - error (_("This instance of readelf has been built without support for a\n\ -64 bit data type and so it cannot read 64 bit ELF files.\n")); - return 0; - } - - if (fread (ehdr64.e_type, sizeof (ehdr64) - EI_NIDENT, 1, file) != 1) - return 0; - - elf_header.e_type = BYTE_GET (ehdr64.e_type); - elf_header.e_machine = BYTE_GET (ehdr64.e_machine); - elf_header.e_version = BYTE_GET (ehdr64.e_version); - elf_header.e_entry = BYTE_GET (ehdr64.e_entry); - elf_header.e_phoff = BYTE_GET (ehdr64.e_phoff); - elf_header.e_shoff = BYTE_GET (ehdr64.e_shoff); - elf_header.e_flags = BYTE_GET (ehdr64.e_flags); - elf_header.e_ehsize = BYTE_GET (ehdr64.e_ehsize); - elf_header.e_phentsize = BYTE_GET (ehdr64.e_phentsize); - elf_header.e_phnum = BYTE_GET (ehdr64.e_phnum); - elf_header.e_shentsize = BYTE_GET (ehdr64.e_shentsize); - elf_header.e_shnum = BYTE_GET (ehdr64.e_shnum); - elf_header.e_shstrndx = BYTE_GET (ehdr64.e_shstrndx); - } - - if (elf_header.e_shoff) - { - /* There may be some extensions in the first section header. Don't - bomb if we can't read it. */ - if (is_32bit_elf) - get_32bit_section_headers (file, 1); - else - get_64bit_section_headers (file, 1); - } - - return 1; -} - -/* Process one ELF object file according to the command line options. - This file may actually be stored in an archive. The file is - positioned at the start of the ELF object. */ - -static int -process_object (char * file_name, FILE * file) -{ - unsigned int i; - - if (! get_file_header (file)) - { - error (_("%s: Failed to read file header\n"), file_name); - return 1; - } - - /* Initialise per file variables. */ - for (i = ARRAY_SIZE (version_info); i--;) - version_info[i] = 0; - - for (i = ARRAY_SIZE (dynamic_info); i--;) - dynamic_info[i] = 0; - dynamic_info_DT_GNU_HASH = 0; - - /* Process the file. */ - if (show_name) - printf (_("\nFile: %s\n"), file_name); - - /* Initialise the dump_sects array from the cmdline_dump_sects array. - Note we do this even if cmdline_dump_sects is empty because we - must make sure that the dump_sets array is zeroed out before each - object file is processed. */ - if (num_dump_sects > num_cmdline_dump_sects) - memset (dump_sects, 0, num_dump_sects * sizeof (* dump_sects)); - - if (num_cmdline_dump_sects > 0) - { - if (num_dump_sects == 0) - /* A sneaky way of allocating the dump_sects array. */ - request_dump_bynumber (num_cmdline_dump_sects, 0); - - assert (num_dump_sects >= num_cmdline_dump_sects); - memcpy (dump_sects, cmdline_dump_sects, - num_cmdline_dump_sects * sizeof (* dump_sects)); - } - - if (! process_file_header ()) - return 1; - - if (! process_section_headers (file)) - { - /* Without loaded section headers we cannot process lots of - things. */ - do_unwind = do_version = do_dump = do_arch = 0; - - if (! do_using_dynamic) - do_syms = do_dyn_syms = do_reloc = 0; - } - - if (! process_section_groups (file)) - { - /* Without loaded section groups we cannot process unwind. */ - do_unwind = 0; - } - - if (process_program_headers (file)) - process_dynamic_section (file); - - process_relocs (file); - - process_unwind (file); - - process_symbol_table (file); - - process_syminfo (file); - - process_version_sections (file); - - process_section_contents (file); - - process_notes (file); - - process_gnu_liblist (file); - - process_arch_specific (file); - - if (program_headers) - { - free (program_headers); - program_headers = NULL; - } - - if (section_headers) - { - free (section_headers); - section_headers = NULL; - } - - if (string_table) - { - free (string_table); - string_table = NULL; - string_table_length = 0; - } - - if (dynamic_strings) - { - free (dynamic_strings); - dynamic_strings = NULL; - dynamic_strings_length = 0; - } - - if (dynamic_symbols) - { - free (dynamic_symbols); - dynamic_symbols = NULL; - num_dynamic_syms = 0; - } - - if (dynamic_syminfo) - { - free (dynamic_syminfo); - dynamic_syminfo = NULL; - } - - if (dynamic_section) - { - free (dynamic_section); - dynamic_section = NULL; - } - - if (section_headers_groups) - { - free (section_headers_groups); - section_headers_groups = NULL; - } - - if (section_groups) - { - struct group_list * g; - struct group_list * next; - - for (i = 0; i < group_count; i++) - { - for (g = section_groups [i].root; g != NULL; g = next) - { - next = g->next; - free (g); - } - } - - free (section_groups); - section_groups = NULL; - } - - free_debug_memory (); - - return 0; -} - -/* Process an ELF archive. - On entry the file is positioned just after the ARMAG string. */ - -static int -process_archive (char * file_name, FILE * file, bfd_boolean is_thin_archive) -{ - struct archive_info arch; - struct archive_info nested_arch; - size_t got; - int ret; - - show_name = 1; - - /* The ARCH structure is used to hold information about this archive. */ - arch.file_name = NULL; - arch.file = NULL; - arch.index_array = NULL; - arch.sym_table = NULL; - arch.longnames = NULL; - - /* The NESTED_ARCH structure is used as a single-item cache of information - about a nested archive (when members of a thin archive reside within - another regular archive file). */ - nested_arch.file_name = NULL; - nested_arch.file = NULL; - nested_arch.index_array = NULL; - nested_arch.sym_table = NULL; - nested_arch.longnames = NULL; - - if (setup_archive (&arch, file_name, file, is_thin_archive, do_archive_index) != 0) - { - ret = 1; - goto out; - } - - if (do_archive_index) - { - if (arch.sym_table == NULL) - error (_("%s: unable to dump the index as none was found\n"), file_name); - else - { - unsigned int i, l; - unsigned long current_pos; - - printf (_("Index of archive %s: (%ld entries, 0x%lx bytes in the symbol table)\n"), - file_name, (long) arch.index_num, arch.sym_size); - current_pos = ftell (file); - - for (i = l = 0; i < arch.index_num; i++) - { - if ((i == 0) || ((i > 0) && (arch.index_array[i] != arch.index_array[i - 1]))) - { - char * member_name; - - member_name = get_archive_member_name_at (&arch, arch.index_array[i], &nested_arch); - - if (member_name != NULL) - { - char * qualified_name = make_qualified_name (&arch, &nested_arch, member_name); - - if (qualified_name != NULL) - { - printf (_("Contents of binary %s at offset "), qualified_name); - (void) print_vma (arch.index_array[i], PREFIX_HEX); - putchar ('\n'); - free (qualified_name); - } - } - } - - if (l >= arch.sym_size) - { - error (_("%s: end of the symbol table reached before the end of the index\n"), - file_name); - break; - } - printf ("\t%s\n", arch.sym_table + l); - l += strlen (arch.sym_table + l) + 1; - } - - if (arch.uses_64bit_indicies) - l = (l + 7) & ~ 7; - else - l += l & 1; - - if (l < arch.sym_size) - error (_("%s: %ld bytes remain in the symbol table, but without corresponding entries in the index table\n"), - file_name, arch.sym_size - l); - - if (fseek (file, current_pos, SEEK_SET) != 0) - { - error (_("%s: failed to seek back to start of object files in the archive\n"), file_name); - ret = 1; - goto out; - } - } - - if (!do_dynamic && !do_syms && !do_reloc && !do_unwind && !do_sections - && !do_segments && !do_header && !do_dump && !do_version - && !do_histogram && !do_debugging && !do_arch && !do_notes - && !do_section_groups && !do_dyn_syms) - { - ret = 0; /* Archive index only. */ - goto out; - } - } - - ret = 0; - - while (1) - { - char * name; - size_t namelen; - char * qualified_name; - - /* Read the next archive header. */ - if (fseek (file, arch.next_arhdr_offset, SEEK_SET) != 0) - { - error (_("%s: failed to seek to next archive header\n"), file_name); - return 1; - } - got = fread (&arch.arhdr, 1, sizeof arch.arhdr, file); - if (got != sizeof arch.arhdr) - { - if (got == 0) - break; - error (_("%s: failed to read archive header\n"), file_name); - ret = 1; - break; - } - if (memcmp (arch.arhdr.ar_fmag, ARFMAG, 2) != 0) - { - error (_("%s: did not find a valid archive header\n"), arch.file_name); - ret = 1; - break; - } - - arch.next_arhdr_offset += sizeof arch.arhdr; - - archive_file_size = strtoul (arch.arhdr.ar_size, NULL, 10); - if (archive_file_size & 01) - ++archive_file_size; - - name = get_archive_member_name (&arch, &nested_arch); - if (name == NULL) - { - error (_("%s: bad archive file name\n"), file_name); - ret = 1; - break; - } - namelen = strlen (name); - - qualified_name = make_qualified_name (&arch, &nested_arch, name); - if (qualified_name == NULL) - { - error (_("%s: bad archive file name\n"), file_name); - ret = 1; - break; - } - - if (is_thin_archive && arch.nested_member_origin == 0) - { - /* This is a proxy for an external member of a thin archive. */ - FILE * member_file; - char * member_file_name = adjust_relative_path (file_name, name, namelen); - if (member_file_name == NULL) - { - ret = 1; - break; - } - - member_file = fopen (member_file_name, "rb"); - if (member_file == NULL) - { - error (_("Input file '%s' is not readable.\n"), member_file_name); - free (member_file_name); - ret = 1; - break; - } - - archive_file_offset = arch.nested_member_origin; - - ret |= process_object (qualified_name, member_file); - - fclose (member_file); - free (member_file_name); - } - else if (is_thin_archive) - { - /* PR 15140: Allow for corrupt thin archives. */ - if (nested_arch.file == NULL) - { - error (_("%s: contains corrupt thin archive: %s\n"), - file_name, name); - ret = 1; - break; - } - - /* This is a proxy for a member of a nested archive. */ - archive_file_offset = arch.nested_member_origin + sizeof arch.arhdr; - - /* The nested archive file will have been opened and setup by - get_archive_member_name. */ - if (fseek (nested_arch.file, archive_file_offset, SEEK_SET) != 0) - { - error (_("%s: failed to seek to archive member.\n"), nested_arch.file_name); - ret = 1; - break; - } - - ret |= process_object (qualified_name, nested_arch.file); - } - else - { - archive_file_offset = arch.next_arhdr_offset; - arch.next_arhdr_offset += archive_file_size; - - ret |= process_object (qualified_name, file); - } - - if (dump_sects != NULL) - { - free (dump_sects); - dump_sects = NULL; - num_dump_sects = 0; - } - - free (qualified_name); - } - - out: - if (nested_arch.file != NULL) - fclose (nested_arch.file); - release_archive (&nested_arch); - release_archive (&arch); - - return ret; -} - -static int -process_file (char * file_name) -{ - FILE * file; - struct stat statbuf; - char armag[SARMAG]; - int ret; - - if (stat (file_name, &statbuf) < 0) - { - if (errno == ENOENT) - error (_("'%s': No such file\n"), file_name); - else - error (_("Could not locate '%s'. System error message: %s\n"), - file_name, strerror (errno)); - return 1; - } - - if (! S_ISREG (statbuf.st_mode)) - { - error (_("'%s' is not an ordinary file\n"), file_name); - return 1; - } - - file = fopen (file_name, "rb"); - if (file == NULL) - { - error (_("Input file '%s' is not readable.\n"), file_name); - return 1; - } - - if (fread (armag, SARMAG, 1, file) != 1) - { - error (_("%s: Failed to read file's magic number\n"), file_name); - fclose (file); - return 1; - } - - if (memcmp (armag, ARMAG, SARMAG) == 0) - ret = process_archive (file_name, file, FALSE); - else if (memcmp (armag, ARMAGT, SARMAG) == 0) - ret = process_archive (file_name, file, TRUE); - else - { - if (do_archive_index) - error (_("File %s is not an archive so its index cannot be displayed.\n"), - file_name); - - rewind (file); - archive_file_size = archive_file_offset = 0; - ret = process_object (file_name, file); - } - - fclose (file); - - return ret; -} - -#ifdef SUPPORT_DISASSEMBLY -/* Needed by the i386 disassembler. For extra credit, someone could - fix this so that we insert symbolic addresses here, esp for GOT/PLT - symbols. */ - -void -print_address (unsigned int addr, FILE * outfile) -{ - fprintf (outfile,"0x%8.8x", addr); -} - -/* Needed by the i386 disassembler. */ -void -db_task_printsym (unsigned int addr) -{ - print_address (addr, stderr); -} -#endif - -int -main (int argc, char ** argv) -{ - int err; - -#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) - setlocale (LC_MESSAGES, ""); -#endif -#if defined (HAVE_SETLOCALE) - setlocale (LC_CTYPE, ""); -#endif - bindtextdomain (PACKAGE, LOCALEDIR); - textdomain (PACKAGE); - - expandargv (&argc, &argv); - - parse_args (argc, argv); - - if (num_dump_sects > 0) - { - /* Make a copy of the dump_sects array. */ - cmdline_dump_sects = (dump_type *) - malloc (num_dump_sects * sizeof (* dump_sects)); - if (cmdline_dump_sects == NULL) - error (_("Out of memory allocating dump request table.\n")); - else - { - memcpy (cmdline_dump_sects, dump_sects, - num_dump_sects * sizeof (* dump_sects)); - num_cmdline_dump_sects = num_dump_sects; - } - } - - if (optind < (argc - 1)) - show_name = 1; - - err = 0; - while (optind < argc) - err |= process_file (argv[optind++]); - - if (dump_sects != NULL) - free (dump_sects); - if (cmdline_dump_sects != NULL) - free (cmdline_dump_sects); - - return err; -} |