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2000-11-27 Kazu Hirata <kazu@hxi.com> 

* aout-adobe.c: Fix formatting.
binutils-2_11-branch
Kazu Hirata 26 years ago
parent
723b0f0d39
commit
336eced2fe
2 changed files with 248 additions and 206 deletions
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  1. 4
      bfd/ChangeLog
  2. 450
      bfd/aout-adobe.c

4
bfd/ChangeLog
View File

@ -1,3 +1,7 @@
2000-11-27 Kazu Hirata <kazu@hxi.com>
* aout-adobe.c: Fix formatting.
2000-11-27 Philip Blundell <pb@futuretv.com>
* libcoff-in.h (coff_tdata): Add `strings_written' flag.

450
bfd/aout-adobe.c
View File

@ -1,5 +1,5 @@
/* BFD back-end for a.out.adobe binaries.
Copyright 1990, 91, 92, 93, 94, 95, 96, 98, 1999
Copyright 1990, 91, 92, 93, 94, 95, 96, 98, 99, 2000
Free Software Foundation, Inc.
Written by Cygnus Support. Based on bout.c.
@ -28,7 +28,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "aout/stab_gnu.h"
#include "libaout.h" /* BFD a.out internal data structures */
extern const bfd_target a_out_adobe_vec; /* Forward decl */
/* Forward decl. */
extern const bfd_target a_out_adobe_vec;
static const bfd_target *aout_adobe_callback PARAMS ((bfd *));
@ -49,7 +50,7 @@ aout_adobe_swap_exec_header_in (abfd, raw_bytes, execp)
struct external_exec *raw_bytes;
struct internal_exec *execp;
{
struct external_exec *bytes = (struct external_exec *)raw_bytes;
struct external_exec *bytes = (struct external_exec *) raw_bytes;
/* Now fill in fields in the execp, from the bytes in the raw data. */
execp->a_info = bfd_h_get_32 (abfd, bytes->e_info);
@ -75,9 +76,10 @@ aout_adobe_swap_exec_header_out (abfd, execp, raw_bytes)
struct internal_exec *execp;
struct external_exec *raw_bytes;
{
struct external_exec *bytes = (struct external_exec *)raw_bytes;
struct external_exec *bytes = (struct external_exec *) raw_bytes;
/* Now fill in fields in the raw data, from the fields in the exec struct. */
/* Now fill in fields in the raw data, from the fields in the exec
struct. */
bfd_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);
@ -97,11 +99,12 @@ aout_adobe_object_p (abfd)
char *targ;
if (bfd_read ((PTR) &exec_bytes, 1, EXEC_BYTES_SIZE, abfd)
!= EXEC_BYTES_SIZE) {
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return 0;
}
!= EXEC_BYTES_SIZE)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return 0;
}
anexec.a_info = bfd_h_get_32 (abfd, exec_bytes.e_info);
@ -111,16 +114,18 @@ aout_adobe_object_p (abfd)
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 0;
}
}
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 0;
}
}
aout_adobe_swap_exec_header_in (abfd, &exec_bytes, &anexec);
return aout_32_some_aout_object_p (abfd, &anexec, aout_adobe_callback);
@ -143,7 +148,7 @@ aout_adobe_callback (abfd)
flagword flags;
/* Architecture and machine type -- unknown in this format. */
bfd_set_arch_mach(abfd, bfd_arch_unknown, 0);
bfd_set_arch_mach (abfd, bfd_arch_unknown, 0);
/* The positions of the string table and symbol table. */
obj_str_filepos (abfd) = N_STROFF (*execp);
@ -151,97 +156,106 @@ aout_adobe_callback (abfd)
/* Suck up the section information from the file, one section at a time. */
for (;;) {
if (bfd_read ((PTR) ext, 1, sizeof (*ext), abfd) != sizeof (*ext)) {
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return 0;
}
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)
(_("%s: Unknown section type in a.out.adobe file: %x\n"),
bfd_get_filename (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)
return 0; /* Some other error -- slide into the sunset */
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) {
newname = (char *) bfd_zalloc(abfd, strlen (sect->name));
if (newname == NULL)
return 0;
strcpy (newname, sect->name);
sect->name = newname;
}
/* Now set the section's attributes. */
bfd_set_section_flags (abfd, sect, flags);
sect->_raw_size = ((ext->e_size[0] << 8) /* Assumed big-endian */
| ext->e_size[1] << 8)
| ext->e_size[2];
sect->_cooked_size = sect->_raw_size;
sect->vma = bfd_h_get_32 (abfd, ext->e_virtbase);
sect->filepos = bfd_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;
for (;;)
{
if (bfd_read ((PTR) ext, 1, sizeof (*ext), abfd) != sizeof (*ext))
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return 0;
}
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)
(_("%s: Unknown section type in a.out.adobe file: %x\n"),
bfd_get_filename (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 0;
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)
{
newname = (char *) bfd_zalloc (abfd, strlen (sect->name));
if (newname == NULL)
return 0;
strcpy (newname, sect->name);
sect->name = newname;
}
/* Now set the section's attributes. */
bfd_set_section_flags (abfd, sect, flags);
/* Assumed big-endian. */
sect->_raw_size = ((ext->e_size[0] << 8)
| ext->e_size[1] << 8)
| ext->e_size[2];
sect->_cooked_size = sect->_raw_size;
sect->vma = bfd_h_get_32 (abfd, ext->e_virtbase);
sect->filepos = bfd_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;
}
}
}
no_more_sections:
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;
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;
}
struct bout_data_struct {
struct aoutdata a;
struct internal_exec e;
struct aoutdata a;
struct internal_exec e;
};
static boolean
@ -252,16 +266,16 @@ aout_adobe_mkobject (abfd)
rawptr = (struct bout_data_struct *) bfd_zalloc (abfd, sizeof (struct bout_data_struct));
if (rawptr == NULL)
return false;
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;
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;
}
@ -271,7 +285,7 @@ aout_adobe_write_object_contents (abfd)
bfd *abfd;
{
struct external_exec swapped_hdr;
static struct external_segdesc sentinel[1]; /* Initialized to zero */
static struct external_segdesc sentinel[1]; /* Initialized to zero. */
asection *sect;
exec_hdr (abfd)->a_info = ZMAGIC;
@ -284,22 +298,28 @@ aout_adobe_write_object_contents (abfd)
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->_raw_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->_raw_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->_raw_size;
for (sect = abfd->sections; sect; sect = sect->next)
{
if (sect->flags & SEC_CODE)
{
exec_hdr (abfd)->a_text += sect->_raw_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->_raw_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->_raw_size;
}
}
}
exec_hdr (abfd)->a_syms = bfd_get_symcount (abfd)
* sizeof (struct external_nlist);
* 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);
@ -312,58 +332,68 @@ aout_adobe_write_object_contents (abfd)
/* 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_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_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);
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). */
if (bfd_write ((PTR) sentinel, 1, sizeof (*sentinel), abfd)
!= sizeof (*sentinel))
return false;
/* Now write out reloc info, followed by syms and strings */
/* 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)
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)
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;
}
}
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)
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;
}
}
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;
}
@ -387,46 +417,55 @@ aout_adobe_set_section_contents (abfd, section, location, offset, count)
file_ptr section_start;
sec_ptr sect;
if (abfd->output_has_begun == false) { /* set by bfd.c handler */
/* 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->_raw_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->_raw_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->_raw_size;
}
/* Set by bfd.c handler. */
if (abfd->output_has_begun == false)
{
/* 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->_raw_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->_raw_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->_raw_size;
}
}
}
}
/* regardless, once we know what we're doing, we might as well get going */
/* 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 (bfd_write ((PTR)location, 1, count, abfd) == count) ?true:false;
}
if (count != 0)
{
return (bfd_write ((PTR) location, 1, count, abfd) == count) ? true : false;
}
return true;
}
@ -480,8 +519,7 @@ aout_adobe_sizeof_headers (ignore_abfd, ignore)
#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 =
{
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) */
@ -496,27 +534,27 @@ const bfd_target a_out_adobe_vec =
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_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, /* hdrs */
{_bfd_dummy_target, aout_adobe_object_p, /* bfd_check_format */
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
{_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_false, aout_adobe_mkobject, /* bfd_set_format */
_bfd_generic_mkarchive, bfd_false},
{bfd_false, aout_adobe_write_object_contents, /* bfd_write_contents */
{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),
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,

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