diff options
Diffstat (limited to 'binutils-2.25/bfd/bfd-in.h')
| -rw-r--r-- | binutils-2.25/bfd/bfd-in.h | 1012 |
1 files changed, 1012 insertions, 0 deletions
diff --git a/binutils-2.25/bfd/bfd-in.h b/binutils-2.25/bfd/bfd-in.h new file mode 100644 index 00000000..3afd71b9 --- /dev/null +++ b/binutils-2.25/bfd/bfd-in.h @@ -0,0 +1,1012 @@ +/* Main header file for the bfd library -- portable access to object files. + + Copyright 1990-2013 Free Software Foundation, Inc. + + Contributed by Cygnus Support. + + This file is part of BFD, the Binary File Descriptor library. + + 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. */ + +#ifndef __BFD_H_SEEN__ +#define __BFD_H_SEEN__ + +/* PR 14072: Ensure that config.h is included first. */ +#if !defined PACKAGE && !defined PACKAGE_VERSION +#error config.h must be included before this header +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#include "ansidecl.h" +#include "symcat.h" +#include <sys/stat.h> + +#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) +#ifndef SABER +/* This hack is to avoid a problem with some strict ANSI C preprocessors. + The problem is, "32_" is not a valid preprocessing token, and we don't + want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will + cause the inner CONCAT2 macros to be evaluated first, producing + still-valid pp-tokens. Then the final concatenation can be done. */ +#undef CONCAT4 +#define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d)) +#endif +#endif + +/* This is a utility macro to handle the situation where the code + wants to place a constant string into the code, followed by a + comma and then the length of the string. Doing this by hand + is error prone, so using this macro is safer. */ +#define STRING_COMMA_LEN(STR) (STR), (sizeof (STR) - 1) +/* Unfortunately it is not possible to use the STRING_COMMA_LEN macro + to create the arguments to another macro, since the preprocessor + will mis-count the number of arguments to the outer macro (by not + evaluating STRING_COMMA_LEN and so missing the comma). This is a + problem for example when trying to use STRING_COMMA_LEN to build + the arguments to the strncmp() macro. Hence this alternative + definition of strncmp is provided here. + + Note - these macros do NOT work if STR2 is not a constant string. */ +#define CONST_STRNEQ(STR1,STR2) (strncmp ((STR1), (STR2), sizeof (STR2) - 1) == 0) + /* strcpy() can have a similar problem, but since we know we are + copying a constant string, we can use memcpy which will be faster + since there is no need to check for a NUL byte inside STR. We + can also save time if we do not need to copy the terminating NUL. */ +#define LITMEMCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2) - 1) +#define LITSTRCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2)) + + +#define BFD_SUPPORTS_PLUGINS @supports_plugins@ + +/* The word size used by BFD on the host. This may be 64 with a 32 + bit target if the host is 64 bit, or if other 64 bit targets have + been selected with --enable-targets, or if --enable-64-bit-bfd. */ +#define BFD_ARCH_SIZE @wordsize@ + +/* The word size of the default bfd target. */ +#define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@ + +#define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@ +#define BFD_HOST_64BIT_LONG_LONG @BFD_HOST_64BIT_LONG_LONG@ +#if @BFD_HOST_64_BIT_DEFINED@ +#define BFD_HOST_64_BIT @BFD_HOST_64_BIT@ +#define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@ +typedef BFD_HOST_64_BIT bfd_int64_t; +typedef BFD_HOST_U_64_BIT bfd_uint64_t; +#endif + +#if BFD_ARCH_SIZE >= 64 +#define BFD64 +#endif + +#ifndef INLINE +#if __GNUC__ >= 2 +#define INLINE __inline__ +#else +#define INLINE +#endif +#endif + +/* Declaring a type wide enough to hold a host long and a host pointer. */ +#define BFD_HOSTPTR_T @BFD_HOSTPTR_T@ +typedef BFD_HOSTPTR_T bfd_hostptr_t; + +/* Forward declaration. */ +typedef struct bfd bfd; + +/* Boolean type used in bfd. Too many systems define their own + versions of "boolean" for us to safely typedef a "boolean" of + our own. Using an enum for "bfd_boolean" has its own set of + problems, with strange looking casts required to avoid warnings + on some older compilers. Thus we just use an int. + + General rule: Functions which are bfd_boolean return TRUE on + success and FALSE on failure (unless they're a predicate). */ + +typedef int bfd_boolean; +#undef FALSE +#undef TRUE +#define FALSE 0 +#define TRUE 1 + +#ifdef BFD64 + +#ifndef BFD_HOST_64_BIT + #error No 64 bit integer type available +#endif /* ! defined (BFD_HOST_64_BIT) */ + +typedef BFD_HOST_U_64_BIT bfd_vma; +typedef BFD_HOST_64_BIT bfd_signed_vma; +typedef BFD_HOST_U_64_BIT bfd_size_type; +typedef BFD_HOST_U_64_BIT symvalue; + +#if BFD_HOST_64BIT_LONG +#define BFD_VMA_FMT "l" +#elif defined (__MSVCRT__) +#define BFD_VMA_FMT "I64" +#else +#define BFD_VMA_FMT "ll" +#endif + +#ifndef fprintf_vma +#define sprintf_vma(s,x) sprintf (s, "%016" BFD_VMA_FMT "x", x) +#define fprintf_vma(f,x) fprintf (f, "%016" BFD_VMA_FMT "x", x) +#endif + +#else /* not BFD64 */ + +/* Represent a target address. Also used as a generic unsigned type + which is guaranteed to be big enough to hold any arithmetic types + we need to deal with. */ +typedef unsigned long bfd_vma; + +/* A generic signed type which is guaranteed to be big enough to hold any + arithmetic types we need to deal with. Can be assumed to be compatible + with bfd_vma in the same way that signed and unsigned ints are compatible + (as parameters, in assignment, etc). */ +typedef long bfd_signed_vma; + +typedef unsigned long symvalue; +typedef unsigned long bfd_size_type; + +/* Print a bfd_vma x on stream s. */ +#define BFD_VMA_FMT "l" +#define fprintf_vma(s,x) fprintf (s, "%08" BFD_VMA_FMT "x", x) +#define sprintf_vma(s,x) sprintf (s, "%08" BFD_VMA_FMT "x", x) + +#endif /* not BFD64 */ + +#define HALF_BFD_SIZE_TYPE \ + (((bfd_size_type) 1) << (8 * sizeof (bfd_size_type) / 2)) + +#ifndef BFD_HOST_64_BIT +/* Fall back on a 32 bit type. The idea is to make these types always + available for function return types, but in the case that + BFD_HOST_64_BIT is undefined such a function should abort or + otherwise signal an error. */ +typedef bfd_signed_vma bfd_int64_t; +typedef bfd_vma bfd_uint64_t; +#endif + +/* An offset into a file. BFD always uses the largest possible offset + based on the build time availability of fseek, fseeko, or fseeko64. */ +typedef @bfd_file_ptr@ file_ptr; +typedef unsigned @bfd_file_ptr@ ufile_ptr; + +extern void bfd_sprintf_vma (bfd *, char *, bfd_vma); +extern void bfd_fprintf_vma (bfd *, void *, bfd_vma); + +#define printf_vma(x) fprintf_vma(stdout,x) +#define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x) + +typedef unsigned int flagword; /* 32 bits of flags */ +typedef unsigned char bfd_byte; + +/* File formats. */ + +typedef enum bfd_format +{ + bfd_unknown = 0, /* File format is unknown. */ + bfd_object, /* Linker/assembler/compiler output. */ + bfd_archive, /* Object archive file. */ + bfd_core, /* Core dump. */ + bfd_type_end /* Marks the end; don't use it! */ +} +bfd_format; + +/* Symbols and relocation. */ + +/* A count of carsyms (canonical archive symbols). */ +typedef unsigned long symindex; + +/* How to perform a relocation. */ +typedef const struct reloc_howto_struct reloc_howto_type; + +#define BFD_NO_MORE_SYMBOLS ((symindex) ~0) + +/* General purpose part of a symbol X; + target specific parts are in libcoff.h, libaout.h, etc. */ + +#define bfd_get_section(x) ((x)->section) +#define bfd_get_output_section(x) ((x)->section->output_section) +#define bfd_set_section(x,y) ((x)->section) = (y) +#define bfd_asymbol_base(x) ((x)->section->vma) +#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value) +#define bfd_asymbol_name(x) ((x)->name) +/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/ +#define bfd_asymbol_bfd(x) ((x)->the_bfd) +#define bfd_asymbol_flavour(x) \ + (((x)->flags & BSF_SYNTHETIC) != 0 \ + ? bfd_target_unknown_flavour \ + : bfd_asymbol_bfd (x)->xvec->flavour) + +/* A canonical archive symbol. */ +/* This is a type pun with struct ranlib on purpose! */ +typedef struct carsym +{ + char *name; + file_ptr file_offset; /* Look here to find the file. */ +} +carsym; /* To make these you call a carsymogen. */ + +/* Used in generating armaps (archive tables of contents). + Perhaps just a forward definition would do? */ +struct orl /* Output ranlib. */ +{ + char **name; /* Symbol name. */ + union + { + file_ptr pos; + bfd *abfd; + } u; /* bfd* or file position. */ + int namidx; /* Index into string table. */ +}; + +/* Linenumber stuff. */ +typedef struct lineno_cache_entry +{ + unsigned int line_number; /* Linenumber from start of function. */ + union + { + struct bfd_symbol *sym; /* Function name. */ + bfd_vma offset; /* Offset into section. */ + } u; +} +alent; + +/* Object and core file sections. */ + +#define align_power(addr, align) \ + (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align))) + +typedef struct bfd_section *sec_ptr; + +#define bfd_get_section_name(bfd, ptr) ((void) bfd, (ptr)->name) +#define bfd_get_section_vma(bfd, ptr) ((void) bfd, (ptr)->vma) +#define bfd_get_section_lma(bfd, ptr) ((void) bfd, (ptr)->lma) +#define bfd_get_section_alignment(bfd, ptr) ((void) bfd, \ + (ptr)->alignment_power) +#define bfd_section_name(bfd, ptr) ((ptr)->name) +#define bfd_section_size(bfd, ptr) ((ptr)->size) +#define bfd_get_section_size(ptr) ((ptr)->size) +#define bfd_section_vma(bfd, ptr) ((ptr)->vma) +#define bfd_section_lma(bfd, ptr) ((ptr)->lma) +#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power) +#define bfd_get_section_flags(bfd, ptr) ((void) bfd, (ptr)->flags) +#define bfd_get_section_userdata(bfd, ptr) ((void) bfd, (ptr)->userdata) + +#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0) + +#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE) +#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE) +#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE) +/* Find the address one past the end of SEC. */ +#define bfd_get_section_limit(bfd, sec) \ + (((bfd)->direction != write_direction && (sec)->rawsize != 0 \ + ? (sec)->rawsize : (sec)->size) / bfd_octets_per_byte (bfd)) + +/* Return TRUE if input section SEC has been discarded. */ +#define discarded_section(sec) \ + (!bfd_is_abs_section (sec) \ + && bfd_is_abs_section ((sec)->output_section) \ + && (sec)->sec_info_type != SEC_INFO_TYPE_MERGE \ + && (sec)->sec_info_type != SEC_INFO_TYPE_JUST_SYMS) + +typedef enum bfd_print_symbol +{ + bfd_print_symbol_name, + bfd_print_symbol_more, + bfd_print_symbol_all +} bfd_print_symbol_type; + +/* Information about a symbol that nm needs. */ + +typedef struct _symbol_info +{ + symvalue value; + char type; + const char *name; /* Symbol name. */ + unsigned char stab_type; /* Stab type. */ + char stab_other; /* Stab other. */ + short stab_desc; /* Stab desc. */ + const char *stab_name; /* String for stab type. */ +} symbol_info; + +/* Get the name of a stabs type code. */ + +extern const char *bfd_get_stab_name (int); + +/* Hash table routines. There is no way to free up a hash table. */ + +/* An element in the hash table. Most uses will actually use a larger + structure, and an instance of this will be the first field. */ + +struct bfd_hash_entry +{ + /* Next entry for this hash code. */ + struct bfd_hash_entry *next; + /* String being hashed. */ + const char *string; + /* Hash code. This is the full hash code, not the index into the + table. */ + unsigned long hash; +}; + +/* A hash table. */ + +struct bfd_hash_table +{ + /* The hash array. */ + struct bfd_hash_entry **table; + /* A function used to create new elements in the hash table. The + first entry is itself a pointer to an element. When this + function is first invoked, this pointer will be NULL. However, + having the pointer permits a hierarchy of method functions to be + built each of which calls the function in the superclass. Thus + each function should be written to allocate a new block of memory + only if the argument is NULL. */ + struct bfd_hash_entry *(*newfunc) + (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); + /* An objalloc for this hash table. This is a struct objalloc *, + but we use void * to avoid requiring the inclusion of objalloc.h. */ + void *memory; + /* The number of slots in the hash table. */ + unsigned int size; + /* The number of entries in the hash table. */ + unsigned int count; + /* The size of elements. */ + unsigned int entsize; + /* If non-zero, don't grow the hash table. */ + unsigned int frozen:1; +}; + +/* Initialize a hash table. */ +extern bfd_boolean bfd_hash_table_init + (struct bfd_hash_table *, + struct bfd_hash_entry *(*) (struct bfd_hash_entry *, + struct bfd_hash_table *, + const char *), + unsigned int); + +/* Initialize a hash table specifying a size. */ +extern bfd_boolean bfd_hash_table_init_n + (struct bfd_hash_table *, + struct bfd_hash_entry *(*) (struct bfd_hash_entry *, + struct bfd_hash_table *, + const char *), + unsigned int, unsigned int); + +/* Free up a hash table. */ +extern void bfd_hash_table_free + (struct bfd_hash_table *); + +/* Look up a string in a hash table. If CREATE is TRUE, a new entry + will be created for this string if one does not already exist. The + COPY argument must be TRUE if this routine should copy the string + into newly allocated memory when adding an entry. */ +extern struct bfd_hash_entry *bfd_hash_lookup + (struct bfd_hash_table *, const char *, bfd_boolean create, + bfd_boolean copy); + +/* Insert an entry in a hash table. */ +extern struct bfd_hash_entry *bfd_hash_insert + (struct bfd_hash_table *, const char *, unsigned long); + +/* Rename an entry in a hash table. */ +extern void bfd_hash_rename + (struct bfd_hash_table *, const char *, struct bfd_hash_entry *); + +/* Replace an entry in a hash table. */ +extern void bfd_hash_replace + (struct bfd_hash_table *, struct bfd_hash_entry *old, + struct bfd_hash_entry *nw); + +/* Base method for creating a hash table entry. */ +extern struct bfd_hash_entry *bfd_hash_newfunc + (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); + +/* Grab some space for a hash table entry. */ +extern void *bfd_hash_allocate + (struct bfd_hash_table *, unsigned int); + +/* Traverse a hash table in a random order, calling a function on each + element. If the function returns FALSE, the traversal stops. The + INFO argument is passed to the function. */ +extern void bfd_hash_traverse + (struct bfd_hash_table *, + bfd_boolean (*) (struct bfd_hash_entry *, void *), + void *info); + +/* Allows the default size of a hash table to be configured. New hash + tables allocated using bfd_hash_table_init will be created with + this size. */ +extern unsigned long bfd_hash_set_default_size (unsigned long); + +/* This structure is used to keep track of stabs in sections + information while linking. */ + +struct stab_info +{ + /* A hash table used to hold stabs strings. */ + struct bfd_strtab_hash *strings; + /* The header file hash table. */ + struct bfd_hash_table includes; + /* The first .stabstr section. */ + struct bfd_section *stabstr; +}; + +#define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table + +/* User program access to BFD facilities. */ + +/* Direct I/O routines, for programs which know more about the object + file than BFD does. Use higher level routines if possible. */ + +extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *); +extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *); +extern int bfd_seek (bfd *, file_ptr, int); +extern file_ptr bfd_tell (bfd *); +extern int bfd_flush (bfd *); +extern int bfd_stat (bfd *, struct stat *); + +/* Deprecated old routines. */ +#if __GNUC__ +#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ + (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \ + bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) +#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ + (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \ + bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) +#else +#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \ + (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \ + bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) +#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \ + (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\ + bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD))) +#endif +extern void warn_deprecated (const char *, const char *, int, const char *); + +/* Cast from const char * to char * so that caller can assign to + a char * without a warning. */ +#define bfd_get_filename(abfd) ((char *) (abfd)->filename) +#define bfd_get_cacheable(abfd) ((abfd)->cacheable) +#define bfd_get_format(abfd) ((abfd)->format) +#define bfd_get_target(abfd) ((abfd)->xvec->name) +#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour) +#define bfd_family_coff(abfd) \ + (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \ + bfd_get_flavour (abfd) == bfd_target_xcoff_flavour) +#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG) +#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE) +#define bfd_header_big_endian(abfd) \ + ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG) +#define bfd_header_little_endian(abfd) \ + ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE) +#define bfd_get_file_flags(abfd) ((abfd)->flags) +#define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags) +#define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags) +#define bfd_my_archive(abfd) ((abfd)->my_archive) +#define bfd_has_map(abfd) ((abfd)->has_armap) +#define bfd_is_thin_archive(abfd) ((abfd)->is_thin_archive) + +#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types) +#define bfd_usrdata(abfd) ((abfd)->usrdata) + +#define bfd_get_start_address(abfd) ((abfd)->start_address) +#define bfd_get_symcount(abfd) ((abfd)->symcount) +#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols) +#define bfd_count_sections(abfd) ((abfd)->section_count) + +#define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount) + +#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char) + +#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE) + +extern bfd_boolean bfd_cache_close + (bfd *abfd); +/* NB: This declaration should match the autogenerated one in libbfd.h. */ + +extern bfd_boolean bfd_cache_close_all (void); + +extern bfd_boolean bfd_record_phdr + (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma, + bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **); + +/* Byte swapping routines. */ + +bfd_uint64_t bfd_getb64 (const void *); +bfd_uint64_t bfd_getl64 (const void *); +bfd_int64_t bfd_getb_signed_64 (const void *); +bfd_int64_t bfd_getl_signed_64 (const void *); +bfd_vma bfd_getb32 (const void *); +bfd_vma bfd_getl32 (const void *); +bfd_signed_vma bfd_getb_signed_32 (const void *); +bfd_signed_vma bfd_getl_signed_32 (const void *); +bfd_vma bfd_getb16 (const void *); +bfd_vma bfd_getl16 (const void *); +bfd_signed_vma bfd_getb_signed_16 (const void *); +bfd_signed_vma bfd_getl_signed_16 (const void *); +void bfd_putb64 (bfd_uint64_t, void *); +void bfd_putl64 (bfd_uint64_t, void *); +void bfd_putb32 (bfd_vma, void *); +void bfd_putl32 (bfd_vma, void *); +void bfd_putb16 (bfd_vma, void *); +void bfd_putl16 (bfd_vma, void *); + +/* Byte swapping routines which take size and endiannes as arguments. */ + +bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean); +void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean); + +#if defined(__STDC__) || defined(ALMOST_STDC) +struct ecoff_debug_info; +struct ecoff_debug_swap; +struct ecoff_extr; +struct bfd_symbol; +struct bfd_link_info; +struct bfd_link_hash_entry; +struct bfd_section_already_linked; +struct bfd_elf_version_tree; +#endif + +extern bfd_boolean bfd_section_already_linked_table_init (void); +extern void bfd_section_already_linked_table_free (void); +extern bfd_boolean _bfd_handle_already_linked + (struct bfd_section *, struct bfd_section_already_linked *, + struct bfd_link_info *); + +/* Externally visible ECOFF routines. */ + +extern bfd_vma bfd_ecoff_get_gp_value + (bfd * abfd); +extern bfd_boolean bfd_ecoff_set_gp_value + (bfd *abfd, bfd_vma gp_value); +extern bfd_boolean bfd_ecoff_set_regmasks + (bfd *abfd, unsigned long gprmask, unsigned long fprmask, + unsigned long *cprmask); +extern void *bfd_ecoff_debug_init + (bfd *output_bfd, struct ecoff_debug_info *output_debug, + const struct ecoff_debug_swap *output_swap, struct bfd_link_info *); +extern void bfd_ecoff_debug_free + (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, + const struct ecoff_debug_swap *output_swap, struct bfd_link_info *); +extern bfd_boolean bfd_ecoff_debug_accumulate + (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, + const struct ecoff_debug_swap *output_swap, bfd *input_bfd, + struct ecoff_debug_info *input_debug, + const struct ecoff_debug_swap *input_swap, struct bfd_link_info *); +extern bfd_boolean bfd_ecoff_debug_accumulate_other + (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug, + const struct ecoff_debug_swap *output_swap, bfd *input_bfd, + struct bfd_link_info *); +extern bfd_boolean bfd_ecoff_debug_externals + (bfd *abfd, struct ecoff_debug_info *debug, + const struct ecoff_debug_swap *swap, bfd_boolean relocatable, + bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *), + void (*set_index) (struct bfd_symbol *, bfd_size_type)); +extern bfd_boolean bfd_ecoff_debug_one_external + (bfd *abfd, struct ecoff_debug_info *debug, + const struct ecoff_debug_swap *swap, const char *name, + struct ecoff_extr *esym); +extern bfd_size_type bfd_ecoff_debug_size + (bfd *abfd, struct ecoff_debug_info *debug, + const struct ecoff_debug_swap *swap); +extern bfd_boolean bfd_ecoff_write_debug + (bfd *abfd, struct ecoff_debug_info *debug, + const struct ecoff_debug_swap *swap, file_ptr where); +extern bfd_boolean bfd_ecoff_write_accumulated_debug + (void *handle, bfd *abfd, struct ecoff_debug_info *debug, + const struct ecoff_debug_swap *swap, + struct bfd_link_info *info, file_ptr where); + +/* Externally visible ELF routines. */ + +struct bfd_link_needed_list +{ + struct bfd_link_needed_list *next; + bfd *by; + const char *name; +}; + +enum dynamic_lib_link_class { + DYN_NORMAL = 0, + DYN_AS_NEEDED = 1, + DYN_DT_NEEDED = 2, + DYN_NO_ADD_NEEDED = 4, + DYN_NO_NEEDED = 8 +}; + +enum notice_asneeded_action { + notice_as_needed, + notice_not_needed, + notice_needed +}; + +extern bfd_boolean bfd_elf_record_link_assignment + (bfd *, struct bfd_link_info *, const char *, bfd_boolean, + bfd_boolean); +extern struct bfd_link_needed_list *bfd_elf_get_needed_list + (bfd *, struct bfd_link_info *); +extern bfd_boolean bfd_elf_get_bfd_needed_list + (bfd *, struct bfd_link_needed_list **); +extern bfd_boolean bfd_elf_stack_segment_size (bfd *, struct bfd_link_info *, + const char *, bfd_vma); +extern bfd_boolean bfd_elf_size_dynamic_sections + (bfd *, const char *, const char *, const char *, const char *, const char *, + const char * const *, struct bfd_link_info *, struct bfd_section **); +extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr + (bfd *, struct bfd_link_info *); +extern void bfd_elf_set_dt_needed_name + (bfd *, const char *); +extern const char *bfd_elf_get_dt_soname + (bfd *); +extern void bfd_elf_set_dyn_lib_class + (bfd *, enum dynamic_lib_link_class); +extern int bfd_elf_get_dyn_lib_class + (bfd *); +extern struct bfd_link_needed_list *bfd_elf_get_runpath_list + (bfd *, struct bfd_link_info *); +extern bfd_boolean bfd_elf_discard_info + (bfd *, struct bfd_link_info *); +extern unsigned int _bfd_elf_default_action_discarded + (struct bfd_section *); + +/* Return an upper bound on the number of bytes required to store a + copy of ABFD's program header table entries. Return -1 if an error + occurs; bfd_get_error will return an appropriate code. */ +extern long bfd_get_elf_phdr_upper_bound + (bfd *abfd); + +/* Copy ABFD's program header table entries to *PHDRS. The entries + will be stored as an array of Elf_Internal_Phdr structures, as + defined in include/elf/internal.h. To find out how large the + buffer needs to be, call bfd_get_elf_phdr_upper_bound. + + Return the number of program header table entries read, or -1 if an + error occurs; bfd_get_error will return an appropriate code. */ +extern int bfd_get_elf_phdrs + (bfd *abfd, void *phdrs); + +/* Create a new BFD as if by bfd_openr. Rather than opening a file, + reconstruct an ELF file by reading the segments out of remote memory + based on the ELF file header at EHDR_VMA and the ELF program headers it + points to. If not null, *LOADBASEP is filled in with the difference + between the VMAs from which the segments were read, and the VMAs the + file headers (and hence BFD's idea of each section's VMA) put them at. + + The function TARGET_READ_MEMORY is called to copy LEN bytes from the + remote memory at target address VMA into the local buffer at MYADDR; it + should return zero on success or an `errno' code on failure. TEMPL must + be a BFD for an ELF target with the word size and byte order found in + the remote memory. */ +extern bfd *bfd_elf_bfd_from_remote_memory + (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep, + int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr, + bfd_size_type len)); + +extern struct bfd_section *_bfd_elf_tls_setup + (bfd *, struct bfd_link_info *); + +extern struct bfd_section * +_bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma); + +extern void _bfd_fix_excluded_sec_syms + (bfd *, struct bfd_link_info *); + +extern unsigned bfd_m68k_mach_to_features (int); + +extern int bfd_m68k_features_to_mach (unsigned); + +extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs + (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, + char **); + +extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int); + +extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs + (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, + char **); + +extern bfd_boolean bfd_cr16_elf32_create_embedded_relocs + (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, + char **); + +/* SunOS shared library support routines for the linker. */ + +extern struct bfd_link_needed_list *bfd_sunos_get_needed_list + (bfd *, struct bfd_link_info *); +extern bfd_boolean bfd_sunos_record_link_assignment + (bfd *, struct bfd_link_info *, const char *); +extern bfd_boolean bfd_sunos_size_dynamic_sections + (bfd *, struct bfd_link_info *, struct bfd_section **, + struct bfd_section **, struct bfd_section **); + +/* Linux shared library support routines for the linker. */ + +extern bfd_boolean bfd_i386linux_size_dynamic_sections + (bfd *, struct bfd_link_info *); +extern bfd_boolean bfd_m68klinux_size_dynamic_sections + (bfd *, struct bfd_link_info *); +extern bfd_boolean bfd_sparclinux_size_dynamic_sections + (bfd *, struct bfd_link_info *); + +/* mmap hacks */ + +struct _bfd_window_internal; +typedef struct _bfd_window_internal bfd_window_internal; + +typedef struct _bfd_window +{ + /* What the user asked for. */ + void *data; + bfd_size_type size; + /* The actual window used by BFD. Small user-requested read-only + regions sharing a page may share a single window into the object + file. Read-write versions shouldn't until I've fixed things to + keep track of which portions have been claimed by the + application; don't want to give the same region back when the + application wants two writable copies! */ + struct _bfd_window_internal *i; +} +bfd_window; + +extern void bfd_init_window + (bfd_window *); +extern void bfd_free_window + (bfd_window *); +extern bfd_boolean bfd_get_file_window + (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean); + +/* XCOFF support routines for the linker. */ + +extern bfd_boolean bfd_xcoff_split_import_path + (bfd *, const char *, const char **, const char **); +extern bfd_boolean bfd_xcoff_set_archive_import_path + (struct bfd_link_info *, bfd *, const char *); +extern bfd_boolean bfd_xcoff_link_record_set + (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type); +extern bfd_boolean bfd_xcoff_import_symbol + (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma, + const char *, const char *, const char *, unsigned int); +extern bfd_boolean bfd_xcoff_export_symbol + (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *); +extern bfd_boolean bfd_xcoff_link_count_reloc + (bfd *, struct bfd_link_info *, const char *); +extern bfd_boolean bfd_xcoff_record_link_assignment + (bfd *, struct bfd_link_info *, const char *); +extern bfd_boolean bfd_xcoff_size_dynamic_sections + (bfd *, struct bfd_link_info *, const char *, const char *, + unsigned long, unsigned long, unsigned long, bfd_boolean, + int, bfd_boolean, unsigned int, struct bfd_section **, bfd_boolean); +extern bfd_boolean bfd_xcoff_link_generate_rtinit + (bfd *, const char *, const char *, bfd_boolean); + +/* XCOFF support routines for ar. */ +extern bfd_boolean bfd_xcoff_ar_archive_set_magic + (bfd *, char *); + +/* Externally visible COFF routines. */ + +#if defined(__STDC__) || defined(ALMOST_STDC) +struct internal_syment; +union internal_auxent; +#endif + +extern bfd_boolean bfd_coff_get_syment + (bfd *, struct bfd_symbol *, struct internal_syment *); + +extern bfd_boolean bfd_coff_get_auxent + (bfd *, struct bfd_symbol *, int, union internal_auxent *); + +extern bfd_boolean bfd_coff_set_symbol_class + (bfd *, struct bfd_symbol *, unsigned int); + +extern bfd_boolean bfd_m68k_coff_create_embedded_relocs + (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **); + +/* ARM VFP11 erratum workaround support. */ +typedef enum +{ + BFD_ARM_VFP11_FIX_DEFAULT, + BFD_ARM_VFP11_FIX_NONE, + BFD_ARM_VFP11_FIX_SCALAR, + BFD_ARM_VFP11_FIX_VECTOR +} bfd_arm_vfp11_fix; + +extern void bfd_elf32_arm_init_maps + (bfd *); + +extern void bfd_elf32_arm_set_vfp11_fix + (bfd *, struct bfd_link_info *); + +extern void bfd_elf32_arm_set_cortex_a8_fix + (bfd *, struct bfd_link_info *); + +extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan + (bfd *, struct bfd_link_info *); + +extern void bfd_elf32_arm_vfp11_fix_veneer_locations + (bfd *, struct bfd_link_info *); + +/* ARM Interworking support. Called from linker. */ +extern bfd_boolean bfd_arm_allocate_interworking_sections + (struct bfd_link_info *); + +extern bfd_boolean bfd_arm_process_before_allocation + (bfd *, struct bfd_link_info *, int); + +extern bfd_boolean bfd_arm_get_bfd_for_interworking + (bfd *, struct bfd_link_info *); + +/* PE ARM Interworking support. Called from linker. */ +extern bfd_boolean bfd_arm_pe_allocate_interworking_sections + (struct bfd_link_info *); + +extern bfd_boolean bfd_arm_pe_process_before_allocation + (bfd *, struct bfd_link_info *, int); + +extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking + (bfd *, struct bfd_link_info *); + +/* ELF ARM Interworking support. Called from linker. */ +extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections + (struct bfd_link_info *); + +extern bfd_boolean bfd_elf32_arm_process_before_allocation + (bfd *, struct bfd_link_info *); + +void bfd_elf32_arm_set_target_relocs + (bfd *, struct bfd_link_info *, int, char *, int, int, bfd_arm_vfp11_fix, + int, int, int, int, int); + +extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking + (bfd *, struct bfd_link_info *); + +extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd + (bfd *, struct bfd_link_info *); + +/* ELF ARM mapping symbol support */ +#define BFD_ARM_SPECIAL_SYM_TYPE_MAP (1 << 0) +#define BFD_ARM_SPECIAL_SYM_TYPE_TAG (1 << 1) +#define BFD_ARM_SPECIAL_SYM_TYPE_OTHER (1 << 2) +#define BFD_ARM_SPECIAL_SYM_TYPE_ANY (~0) +extern bfd_boolean bfd_is_arm_special_symbol_name + (const char * name, int type); + +extern void bfd_elf32_arm_set_byteswap_code (struct bfd_link_info *, int); + +/* ARM Note section processing. */ +extern bfd_boolean bfd_arm_merge_machines + (bfd *, bfd *); + +extern bfd_boolean bfd_arm_update_notes + (bfd *, const char *); + +extern unsigned int bfd_arm_get_mach_from_notes + (bfd *, const char *); + +/* ARM stub generation support. Called from the linker. */ +extern int elf32_arm_setup_section_lists + (bfd *, struct bfd_link_info *); +extern void elf32_arm_next_input_section + (struct bfd_link_info *, struct bfd_section *); +extern bfd_boolean elf32_arm_size_stubs + (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma, + struct bfd_section * (*) (const char *, struct bfd_section *, unsigned int), + void (*) (void)); +extern bfd_boolean elf32_arm_build_stubs + (struct bfd_link_info *); + +/* ARM unwind section editing support. */ +extern bfd_boolean elf32_arm_fix_exidx_coverage +(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean); + +/* C6x unwind section editing support. */ +extern bfd_boolean elf32_tic6x_fix_exidx_coverage +(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean); + +/* PowerPC @tls opcode transform/validate. */ +extern unsigned int _bfd_elf_ppc_at_tls_transform + (unsigned int, unsigned int); +/* PowerPC @tprel opcode transform/validate. */ +extern unsigned int _bfd_elf_ppc_at_tprel_transform + (unsigned int, unsigned int); + +extern void bfd_elf64_aarch64_init_maps + (bfd *); + +extern void bfd_elf32_aarch64_init_maps + (bfd *); + +extern void bfd_elf64_aarch64_set_options + (bfd *, struct bfd_link_info *, int, int, int); + +extern void bfd_elf32_aarch64_set_options + (bfd *, struct bfd_link_info *, int, int, int); + +/* ELF AArch64 mapping symbol support. */ +#define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0) +#define BFD_AARCH64_SPECIAL_SYM_TYPE_TAG (1 << 1) +#define BFD_AARCH64_SPECIAL_SYM_TYPE_OTHER (1 << 2) +#define BFD_AARCH64_SPECIAL_SYM_TYPE_ANY (~0) +extern bfd_boolean bfd_is_aarch64_special_symbol_name + (const char * name, int type); + +/* AArch64 stub generation support for ELF64. Called from the linker. */ +extern int elf64_aarch64_setup_section_lists + (bfd *, struct bfd_link_info *); +extern void elf64_aarch64_next_input_section + (struct bfd_link_info *, struct bfd_section *); +extern bfd_boolean elf64_aarch64_size_stubs + (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma, + struct bfd_section * (*) (const char *, struct bfd_section *), + void (*) (void)); +extern bfd_boolean elf64_aarch64_build_stubs + (struct bfd_link_info *); +/* AArch64 stub generation support for ELF32. Called from the linker. */ +extern int elf32_aarch64_setup_section_lists + (bfd *, struct bfd_link_info *); +extern void elf32_aarch64_next_input_section + (struct bfd_link_info *, struct bfd_section *); +extern bfd_boolean elf32_aarch64_size_stubs + (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma, + struct bfd_section * (*) (const char *, struct bfd_section *), + void (*) (void)); +extern bfd_boolean elf32_aarch64_build_stubs + (struct bfd_link_info *); + + +/* TI COFF load page support. */ +extern void bfd_ticoff_set_section_load_page + (struct bfd_section *, int); + +extern int bfd_ticoff_get_section_load_page + (struct bfd_section *); + +/* H8/300 functions. */ +extern bfd_vma bfd_h8300_pad_address + (bfd *, bfd_vma); + +/* IA64 Itanium code generation. Called from linker. */ +extern void bfd_elf32_ia64_after_parse + (int); + +extern void bfd_elf64_ia64_after_parse + (int); + +/* This structure is used for a comdat section, as in PE. A comdat + section is associated with a particular symbol. When the linker + sees a comdat section, it keeps only one of the sections with a + given name and associated with a given symbol. */ + +struct coff_comdat_info +{ + /* The name of the symbol associated with a comdat section. */ + const char *name; + + /* The local symbol table index of the symbol associated with a + comdat section. This is only meaningful to the object file format + specific code; it is not an index into the list returned by + bfd_canonicalize_symtab. */ + long symbol; +}; + +extern struct coff_comdat_info * bfd_coff_get_comdat_section + (bfd *, struct bfd_section *); |