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Diffstat (limited to 'binutils-2.17/bfd/aout-adobe.c')
-rw-r--r--binutils-2.17/bfd/aout-adobe.c516
1 files changed, 0 insertions, 516 deletions
diff --git a/binutils-2.17/bfd/aout-adobe.c b/binutils-2.17/bfd/aout-adobe.c
deleted file mode 100644
index 93182f7a..00000000
--- a/binutils-2.17/bfd/aout-adobe.c
+++ /dev/null
@@ -1,516 +0,0 @@
-/* BFD back-end for a.out.adobe binaries.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004, 2005
- Free Software Foundation, Inc.
- Written by Cygnus Support. Based on bout.c.
-
- 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 2 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. */
-
-#include "bfd.h"
-#include "sysdep.h"
-#include "libbfd.h"
-#include "aout/adobe.h"
-#include "aout/stab_gnu.h"
-#include "libaout.h" /* BFD a.out internal data structures. */
-
-/* Forward decl. */
-extern const bfd_target a_out_adobe_vec;
-
-/* Swaps the information in an executable header taken from a raw byte
- stream memory image, into the internal exec_header structure. */
-
-static void
-aout_adobe_swap_exec_header_in (bfd *abfd,
- struct external_exec *bytes,
- struct internal_exec *execp)
-{
- /* Now fill in fields in the execp, from the bytes in the raw data. */
- execp->a_info = H_GET_32 (abfd, bytes->e_info);
- execp->a_text = GET_WORD (abfd, bytes->e_text);
- execp->a_data = GET_WORD (abfd, bytes->e_data);
- execp->a_bss = GET_WORD (abfd, bytes->e_bss);
- execp->a_syms = GET_WORD (abfd, bytes->e_syms);
- execp->a_entry = GET_WORD (abfd, bytes->e_entry);
- execp->a_trsize = GET_WORD (abfd, bytes->e_trsize);
- execp->a_drsize = GET_WORD (abfd, bytes->e_drsize);
-}
-
-/* Swaps the information in an internal exec header structure into the
- supplied buffer ready for writing to disk. */
-
-static void
-aout_adobe_swap_exec_header_out (bfd *abfd,
- struct internal_exec *execp,
- struct external_exec *bytes)
-{
- /* Now fill in fields in the raw data, from the fields in the exec
- struct. */
- H_PUT_32 (abfd, execp->a_info , bytes->e_info);
- PUT_WORD (abfd, execp->a_text , bytes->e_text);
- PUT_WORD (abfd, execp->a_data , bytes->e_data);
- PUT_WORD (abfd, execp->a_bss , bytes->e_bss);
- PUT_WORD (abfd, execp->a_syms , bytes->e_syms);
- PUT_WORD (abfd, execp->a_entry , bytes->e_entry);
- PUT_WORD (abfd, execp->a_trsize, bytes->e_trsize);
- PUT_WORD (abfd, execp->a_drsize, bytes->e_drsize);
-}
-
-/* Finish up the opening of a b.out file for reading. Fill in all the
- fields that are not handled by common code. */
-
-static const bfd_target *
-aout_adobe_callback (bfd *abfd)
-{
- struct internal_exec *execp = exec_hdr (abfd);
- asection *sect;
- struct external_segdesc ext[1];
- char *section_name;
- char try_again[30]; /* Name and number. */
- char *newname;
- int trynum;
- flagword flags;
-
- /* Architecture and machine type -- unknown in this format. */
- bfd_set_arch_mach (abfd, bfd_arch_unknown, 0L);
-
- /* The positions of the string table and symbol table. */
- obj_str_filepos (abfd) = N_STROFF (*execp);
- obj_sym_filepos (abfd) = N_SYMOFF (*execp);
-
- /* Suck up the section information from the file, one section at a time. */
- for (;;)
- {
- bfd_size_type amt = sizeof (*ext);
- if (bfd_bread ( ext, amt, abfd) != amt)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_wrong_format);
-
- return NULL;
- }
- switch (ext->e_type[0])
- {
- case N_TEXT:
- section_name = ".text";
- flags = SEC_CODE | SEC_LOAD | SEC_ALLOC | SEC_HAS_CONTENTS;
- break;
-
- case N_DATA:
- section_name = ".data";
- flags = SEC_DATA | SEC_LOAD | SEC_ALLOC | SEC_HAS_CONTENTS;
- break;
-
- case N_BSS:
- section_name = ".bss";
- flags = SEC_DATA | SEC_HAS_CONTENTS;
- break;
-
- case 0:
- goto no_more_sections;
-
- default:
- (*_bfd_error_handler)
- (_("%B: Unknown section type in a.out.adobe file: %x\n"),
- abfd, ext->e_type[0]);
- goto no_more_sections;
- }
-
- /* First one is called ".text" or whatever; subsequent ones are
- ".text1", ".text2", ... */
- bfd_set_error (bfd_error_no_error);
- sect = bfd_make_section (abfd, section_name);
- trynum = 0;
-
- while (!sect)
- {
- if (bfd_get_error () != bfd_error_no_error)
- /* Some other error -- slide into the sunset. */
- return NULL;
- sprintf (try_again, "%s%d", section_name, ++trynum);
- sect = bfd_make_section (abfd, try_again);
- }
-
- /* Fix the name, if it is a sprintf'd name. */
- if (sect->name == try_again)
- {
- amt = strlen (sect->name);
- newname = bfd_zalloc (abfd, amt);
- if (newname == NULL)
- return NULL;
- strcpy (newname, sect->name);
- sect->name = newname;
- }
-
- /* Now set the section's attributes. */
- bfd_set_section_flags (abfd, sect, flags);
- /* Assumed big-endian. */
- sect->size = ((ext->e_size[0] << 8)
- | ext->e_size[1] << 8
- | ext->e_size[2]);
- sect->vma = H_GET_32 (abfd, ext->e_virtbase);
- sect->filepos = H_GET_32 (abfd, ext->e_filebase);
- /* FIXME XXX alignment? */
-
- /* Set relocation information for first section of each type. */
- if (trynum == 0)
- switch (ext->e_type[0])
- {
- case N_TEXT:
- sect->rel_filepos = N_TRELOFF (*execp);
- sect->reloc_count = execp->a_trsize;
- break;
-
- case N_DATA:
- sect->rel_filepos = N_DRELOFF (*execp);
- sect->reloc_count = execp->a_drsize;
- break;
-
- default:
- break;
- }
- }
- no_more_sections:
-
- adata (abfd).reloc_entry_size = sizeof (struct reloc_std_external);
- adata (abfd).symbol_entry_size = sizeof (struct external_nlist);
- adata (abfd).page_size = 1; /* Not applicable. */
- adata (abfd).segment_size = 1; /* Not applicable. */
- adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE;
-
- return abfd->xvec;
-}
-
-static const bfd_target *
-aout_adobe_object_p (bfd *abfd)
-{
- struct internal_exec anexec;
- struct external_exec exec_bytes;
- char *targ;
- bfd_size_type amt = EXEC_BYTES_SIZE;
-
- if (bfd_bread (& exec_bytes, amt, abfd) != amt)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_wrong_format);
- return NULL;
- }
-
- anexec.a_info = H_GET_32 (abfd, exec_bytes.e_info);
-
- /* Normally we just compare for the magic number.
- However, a bunch of Adobe tools aren't fixed up yet; they generate
- files using ZMAGIC(!).
- If the environment variable GNUTARGET is set to "a.out.adobe", we will
- take just about any a.out file as an Adobe a.out file. FIXME! */
-
- if (N_BADMAG (anexec))
- {
- targ = getenv ("GNUTARGET");
- if (targ && !strcmp (targ, a_out_adobe_vec.name))
- /* Just continue anyway, if specifically set to this format. */
- ;
- else
- {
- bfd_set_error (bfd_error_wrong_format);
- return NULL;
- }
- }
-
- aout_adobe_swap_exec_header_in (abfd, &exec_bytes, &anexec);
- return aout_32_some_aout_object_p (abfd, &anexec, aout_adobe_callback);
-}
-
-struct bout_data_struct
-{
- struct aoutdata a;
- struct internal_exec e;
-};
-
-static bfd_boolean
-aout_adobe_mkobject (bfd *abfd)
-{
- struct bout_data_struct *rawptr;
- bfd_size_type amt = sizeof (struct bout_data_struct);
-
- rawptr = bfd_zalloc (abfd, amt);
- if (rawptr == NULL)
- return FALSE;
-
- abfd->tdata.bout_data = rawptr;
- exec_hdr (abfd) = &rawptr->e;
-
- adata (abfd).reloc_entry_size = sizeof (struct reloc_std_external);
- adata (abfd).symbol_entry_size = sizeof (struct external_nlist);
- adata (abfd).page_size = 1; /* Not applicable. */
- adata (abfd).segment_size = 1; /* Not applicable. */
- adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE;
-
- return TRUE;
-}
-
-static void
-aout_adobe_write_section (bfd *abfd ATTRIBUTE_UNUSED,
- sec_ptr sect ATTRIBUTE_UNUSED)
-{
- /* FIXME XXX. */
-}
-
-static bfd_boolean
-aout_adobe_write_object_contents (bfd *abfd)
-{
- struct external_exec swapped_hdr;
- static struct external_segdesc sentinel[1]; /* Initialized to zero. */
- asection *sect;
- bfd_size_type amt;
-
- exec_hdr (abfd)->a_info = ZMAGIC;
-
- /* Calculate text size as total of text sections, etc. */
- exec_hdr (abfd)->a_text = 0;
- exec_hdr (abfd)->a_data = 0;
- exec_hdr (abfd)->a_bss = 0;
- exec_hdr (abfd)->a_trsize = 0;
- exec_hdr (abfd)->a_drsize = 0;
-
- for (sect = abfd->sections; sect; sect = sect->next)
- {
- if (sect->flags & SEC_CODE)
- {
- exec_hdr (abfd)->a_text += sect->size;
- exec_hdr (abfd)->a_trsize += sect->reloc_count *
- sizeof (struct reloc_std_external);
- }
- else if (sect->flags & SEC_DATA)
- {
- exec_hdr (abfd)->a_data += sect->size;
- exec_hdr (abfd)->a_drsize += sect->reloc_count *
- sizeof (struct reloc_std_external);
- }
- else if (sect->flags & SEC_ALLOC && !(sect->flags & SEC_LOAD))
- exec_hdr (abfd)->a_bss += sect->size;
- }
-
- exec_hdr (abfd)->a_syms = bfd_get_symcount (abfd)
- * sizeof (struct external_nlist);
- exec_hdr (abfd)->a_entry = bfd_get_start_address (abfd);
-
- aout_adobe_swap_exec_header_out (abfd, exec_hdr (abfd), &swapped_hdr);
-
- amt = EXEC_BYTES_SIZE;
- if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0
- || bfd_bwrite (& swapped_hdr, amt, abfd) != amt)
- return FALSE;
-
- /* Now write out the section information. Text first, data next, rest
- afterward. */
- for (sect = abfd->sections; sect; sect = sect->next)
- if (sect->flags & SEC_CODE)
- aout_adobe_write_section (abfd, sect);
-
- for (sect = abfd->sections; sect; sect = sect->next)
- if (sect->flags & SEC_DATA)
- aout_adobe_write_section (abfd, sect);
-
- for (sect = abfd->sections; sect; sect = sect->next)
- if (!(sect->flags & (SEC_CODE | SEC_DATA)))
- aout_adobe_write_section (abfd, sect);
-
- /* Write final `sentinel` section header (with type of 0). */
- amt = sizeof (*sentinel);
- if (bfd_bwrite (sentinel, amt, abfd) != amt)
- return FALSE;
-
- /* Now write out reloc info, followed by syms and strings. */
- if (bfd_get_symcount (abfd) != 0)
- {
- if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (*exec_hdr (abfd))), SEEK_SET)
- != 0)
- return FALSE;
-
- if (! aout_32_write_syms (abfd))
- return FALSE;
-
- if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (*exec_hdr (abfd))), SEEK_SET)
- != 0)
- return FALSE;
-
- for (sect = abfd->sections; sect; sect = sect->next)
- if (sect->flags & SEC_CODE)
- if (!aout_32_squirt_out_relocs (abfd, sect))
- return FALSE;
-
- if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*exec_hdr (abfd))), SEEK_SET)
- != 0)
- return FALSE;
-
- for (sect = abfd->sections; sect; sect = sect->next)
- if (sect->flags & SEC_DATA)
- if (!aout_32_squirt_out_relocs (abfd, sect))
- return FALSE;
- }
-
- return TRUE;
-}
-
-static bfd_boolean
-aout_adobe_set_section_contents (bfd *abfd,
- asection *section,
- const void * location,
- file_ptr offset,
- bfd_size_type count)
-{
- file_ptr section_start;
- sec_ptr sect;
-
- /* Set by bfd.c handler. */
- if (! abfd->output_has_begun)
- {
- /* Assign file offsets to sections. Text sections are first, and
- are contiguous. Then data sections. Everything else at the end. */
- section_start = N_TXTOFF (ignore<-->me);
-
- for (sect = abfd->sections; sect; sect = sect->next)
- {
- if (sect->flags & SEC_CODE)
- {
- sect->filepos = section_start;
- /* FIXME: Round to alignment. */
- section_start += sect->size;
- }
- }
-
- for (sect = abfd->sections; sect; sect = sect->next)
- {
- if (sect->flags & SEC_DATA)
- {
- sect->filepos = section_start;
- /* FIXME: Round to alignment. */
- section_start += sect->size;
- }
- }
-
- for (sect = abfd->sections; sect; sect = sect->next)
- {
- if (sect->flags & SEC_HAS_CONTENTS &&
- !(sect->flags & (SEC_CODE | SEC_DATA)))
- {
- sect->filepos = section_start;
- /* FIXME: Round to alignment. */
- section_start += sect->size;
- }
- }
- }
-
- /* Regardless, once we know what we're doing, we might as well get
- going. */
- if (bfd_seek (abfd, section->filepos + offset, SEEK_SET) != 0)
- return FALSE;
-
- if (count == 0)
- return TRUE;
-
- return bfd_bwrite (location, count, abfd) == count;
-}
-
-static bfd_boolean
-aout_adobe_set_arch_mach (bfd *abfd,
- enum bfd_architecture arch,
- unsigned long machine)
-{
- if (! bfd_default_set_arch_mach (abfd, arch, machine))
- return FALSE;
-
- if (arch == bfd_arch_unknown
- || arch == bfd_arch_m68k)
- return TRUE;
-
- return FALSE;
-}
-
-static int
-aout_adobe_sizeof_headers (bfd *ignore_abfd ATTRIBUTE_UNUSED,
- bfd_boolean ignore ATTRIBUTE_UNUSED)
-{
- return sizeof (struct internal_exec);
-}
-
-/* Build the transfer vector for Adobe A.Out files. */
-
-#define aout_32_bfd_make_debug_symbol ((asymbol *(*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
-#define aout_32_bfd_reloc_type_lookup ((reloc_howto_type *(*) (bfd *, bfd_reloc_code_real_type)) bfd_nullvoidptr)
-#define aout_32_close_and_cleanup aout_32_bfd_free_cached_info
-#define aout_32_set_arch_mach aout_adobe_set_arch_mach
-#define aout_32_set_section_contents aout_adobe_set_section_contents
-#define aout_32_sizeof_headers aout_adobe_sizeof_headers
-#define aout_32_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
-#define aout_32_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
-#define aout_32_bfd_relax_section bfd_generic_relax_section
-#define aout_32_bfd_gc_sections bfd_generic_gc_sections
-#define aout_32_bfd_merge_sections bfd_generic_merge_sections
-#define aout_32_bfd_is_group_section bfd_generic_is_group_section
-#define aout_32_bfd_discard_group bfd_generic_discard_group
-#define aout_32_section_already_linked _bfd_generic_section_already_linked
-#define aout_32_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
-#define aout_32_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
-#define aout_32_bfd_link_add_symbols _bfd_generic_link_add_symbols
-#define aout_32_bfd_link_just_syms _bfd_generic_link_just_syms
-#define aout_32_bfd_final_link _bfd_generic_final_link
-#define aout_32_bfd_link_split_section _bfd_generic_link_split_section
-
-const bfd_target a_out_adobe_vec =
-{
- "a.out.adobe", /* Name. */
- bfd_target_aout_flavour,
- BFD_ENDIAN_BIG, /* Data byte order is unknown (big assumed). */
- BFD_ENDIAN_BIG, /* Header byte order is big. */
- (HAS_RELOC | EXEC_P | /* Object flags. */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | WP_TEXT ),
- /* section flags */
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_CODE | SEC_DATA | SEC_RELOC),
- '_', /* Symbol leading char. */
- ' ', /* AR_pad_char. */
- 16, /* AR_max_namelen. */
-
- bfd_getb64, bfd_getb_signed_64, bfd_putb64,
- bfd_getb32, bfd_getb_signed_32, bfd_putb32,
- bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
- bfd_getb64, bfd_getb_signed_64, bfd_putb64,
- bfd_getb32, bfd_getb_signed_32, bfd_putb32,
- bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */
-
- {_bfd_dummy_target, aout_adobe_object_p, /* bfd_check_format. */
- bfd_generic_archive_p, _bfd_dummy_target},
- {bfd_false, aout_adobe_mkobject, /* bfd_set_format. */
- _bfd_generic_mkarchive, bfd_false},
- {bfd_false, aout_adobe_write_object_contents,/* bfd_write_contents. */
- _bfd_write_archive_contents, bfd_false},
-
- BFD_JUMP_TABLE_GENERIC (aout_32),
- BFD_JUMP_TABLE_COPY (_bfd_generic),
- BFD_JUMP_TABLE_CORE (_bfd_nocore),
- BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd),
- BFD_JUMP_TABLE_SYMBOLS (aout_32),
- BFD_JUMP_TABLE_RELOCS (aout_32),
- BFD_JUMP_TABLE_WRITE (aout_32),
- BFD_JUMP_TABLE_LINK (aout_32),
- BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
-
- NULL,
-
- NULL
-};
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 03:49:33 +0000