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binutils-gdb/bfd/xsym.c

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/* xSYM symbol-file support for BFD.
Copyright (C) 1999-2015 Free Software Foundation, Inc.
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. */
/* xSYM is the debugging format used by CodeWarrior on Mac OS classic. */
#include "sysdep.h"
#include "alloca-conf.h"
#include "xsym.h"
#include "bfd.h"
#include "libbfd.h"
#define bfd_sym_close_and_cleanup _bfd_generic_close_and_cleanup
#define bfd_sym_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
#define bfd_sym_new_section_hook _bfd_generic_new_section_hook
#define bfd_sym_bfd_is_local_label_name bfd_generic_is_local_label_name
#define bfd_sym_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
#define bfd_sym_get_lineno _bfd_nosymbols_get_lineno
#define bfd_sym_find_nearest_line _bfd_nosymbols_find_nearest_line
#define bfd_sym_find_line _bfd_nosymbols_find_line
#define bfd_sym_find_inliner_info _bfd_nosymbols_find_inliner_info
#define bfd_sym_get_symbol_version_string _bfd_nosymbols_get_symbol_version_string
#define bfd_sym_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
#define bfd_sym_read_minisymbols _bfd_generic_read_minisymbols
#define bfd_sym_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
#define bfd_sym_set_arch_mach _bfd_generic_set_arch_mach
#define bfd_sym_get_section_contents _bfd_generic_get_section_contents
#define bfd_sym_set_section_contents _bfd_generic_set_section_contents
#define bfd_sym_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
#define bfd_sym_bfd_relax_section bfd_generic_relax_section
#define bfd_sym_bfd_gc_sections bfd_generic_gc_sections
#define bfd_sym_bfd_lookup_section_flags bfd_generic_lookup_section_flags
#define bfd_sym_bfd_merge_sections bfd_generic_merge_sections
#define bfd_sym_bfd_is_group_section bfd_generic_is_group_section
#define bfd_sym_bfd_discard_group bfd_generic_discard_group
#define bfd_sym_section_already_linked _bfd_generic_section_already_linked
#define bfd_sym_bfd_define_common_symbol bfd_generic_define_common_symbol
#define bfd_sym_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define bfd_sym_bfd_link_add_symbols _bfd_generic_link_add_symbols
#define bfd_sym_bfd_link_just_syms _bfd_generic_link_just_syms
#define bfd_sym_bfd_copy_link_hash_symbol_type \
_bfd_generic_copy_link_hash_symbol_type
#define bfd_sym_bfd_final_link _bfd_generic_final_link
#define bfd_sym_bfd_link_split_section _bfd_generic_link_split_section
#define bfd_sym_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
extern const bfd_target sym_vec;
static int
pstrcmp (const char *as, const char *bs)
{
const unsigned char *a = (const unsigned char *) as;
const unsigned char *b = (const unsigned char *) bs;
unsigned char clen;
int ret;
clen = (a[0] > b[0]) ? b[0] : a[0];
ret = memcmp (a + 1, b + 1, clen);
if (ret != 0)
return ret;
if (a[0] == b[0])
return 0;
else if (a[0] < b[0])
return -1;
else
return 1;
}
static unsigned long
compute_offset (unsigned long first_page,
unsigned long page_size,
unsigned long entry_size,
unsigned long sym_index)
{
unsigned long entries_per_page = page_size / entry_size;
unsigned long page_number = first_page + (sym_index / entries_per_page);
unsigned long page_offset = (sym_index % entries_per_page) * entry_size;
return (page_number * page_size) + page_offset;
}
bfd_boolean
bfd_sym_mkobject (bfd *abfd ATTRIBUTE_UNUSED)
{
return 1;
}
void
bfd_sym_print_symbol (bfd *abfd ATTRIBUTE_UNUSED,
void * afile ATTRIBUTE_UNUSED,
asymbol *symbol ATTRIBUTE_UNUSED,
bfd_print_symbol_type how ATTRIBUTE_UNUSED)
{
return;
}
bfd_boolean
bfd_sym_valid (bfd *abfd)
{
if (abfd == NULL || abfd->xvec == NULL)
return 0;
return abfd->xvec == &sym_vec;
}
unsigned char *
bfd_sym_read_name_table (bfd *abfd, bfd_sym_header_block *dshb)
{
unsigned char *rstr;
long ret;
size_t table_size = dshb->dshb_nte.dti_page_count * dshb->dshb_page_size;
size_t table_offset = dshb->dshb_nte.dti_first_page * dshb->dshb_page_size;
rstr = bfd_alloc (abfd, table_size);
if (rstr == NULL)
return rstr;
bfd_seek (abfd, table_offset, SEEK_SET);
ret = bfd_bread (rstr, table_size, abfd);
if (ret < 0 || (unsigned long) ret != table_size)
{
bfd_release (abfd, rstr);
return NULL;
}
return rstr;
}
void
bfd_sym_parse_file_reference_v32 (unsigned char *buf,
size_t len,
bfd_sym_file_reference *entry)
{
BFD_ASSERT (len == 6);
entry->fref_frte_index = bfd_getb16 (buf);
entry->fref_offset = bfd_getb32 (buf + 2);
}
void
bfd_sym_parse_disk_table_v32 (unsigned char *buf,
size_t len,
bfd_sym_table_info *table)
{
BFD_ASSERT (len == 8);
table->dti_first_page = bfd_getb16 (buf);
table->dti_page_count = bfd_getb16 (buf + 2);
table->dti_object_count = bfd_getb32 (buf + 4);
}
void
bfd_sym_parse_header_v32 (unsigned char *buf,
size_t len,
bfd_sym_header_block *header)
{
BFD_ASSERT (len == 154);
memcpy (header->dshb_id, buf, 32);
header->dshb_page_size = bfd_getb16 (buf + 32);
header->dshb_hash_page = bfd_getb16 (buf + 34);
header->dshb_root_mte = bfd_getb16 (buf + 36);
header->dshb_mod_date = bfd_getb32 (buf + 38);
bfd_sym_parse_disk_table_v32 (buf + 42, 8, &header->dshb_frte);
bfd_sym_parse_disk_table_v32 (buf + 50, 8, &header->dshb_rte);
bfd_sym_parse_disk_table_v32 (buf + 58, 8, &header->dshb_mte);
bfd_sym_parse_disk_table_v32 (buf + 66, 8, &header->dshb_cmte);
bfd_sym_parse_disk_table_v32 (buf + 74, 8, &header->dshb_cvte);
bfd_sym_parse_disk_table_v32 (buf + 82, 8, &header->dshb_csnte);
bfd_sym_parse_disk_table_v32 (buf + 90, 8, &header->dshb_clte);
bfd_sym_parse_disk_table_v32 (buf + 98, 8, &header->dshb_ctte);
bfd_sym_parse_disk_table_v32 (buf + 106, 8, &header->dshb_tte);
bfd_sym_parse_disk_table_v32 (buf + 114, 8, &header->dshb_nte);
bfd_sym_parse_disk_table_v32 (buf + 122, 8, &header->dshb_tinfo);
bfd_sym_parse_disk_table_v32 (buf + 130, 8, &header->dshb_fite);
bfd_sym_parse_disk_table_v32 (buf + 138, 8, &header->dshb_const);
memcpy (&header->dshb_file_creator, buf + 146, 4);
memcpy (&header->dshb_file_type, buf + 150, 4);
}
int
bfd_sym_read_header_v32 (bfd *abfd, bfd_sym_header_block *header)
{
unsigned char buf[154];
long ret;
ret = bfd_bread (buf, 154, abfd);
if (ret != 154)
return -1;
bfd_sym_parse_header_v32 (buf, 154, header);
return 0;
}
int
bfd_sym_read_header_v34 (bfd *abfd ATTRIBUTE_UNUSED,
bfd_sym_header_block *header ATTRIBUTE_UNUSED)
{
abort ();
}
int
bfd_sym_read_header (bfd *abfd,
bfd_sym_header_block *header,
bfd_sym_version version)
{
switch (version)
{
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
return bfd_sym_read_header_v34 (abfd, header);
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
return bfd_sym_read_header_v32 (abfd, header);
case BFD_SYM_VERSION_3_1:
default:
return 0;
}
}
int
bfd_sym_read_version (bfd *abfd, bfd_sym_version *version)
{
char version_string[32];
long ret;
ret = bfd_bread (version_string, sizeof (version_string), abfd);
if (ret != sizeof (version_string))
return -1;
if (pstrcmp (version_string, BFD_SYM_VERSION_STR_3_1) == 0)
*version = BFD_SYM_VERSION_3_1;
else if (pstrcmp (version_string, BFD_SYM_VERSION_STR_3_2) == 0)
*version = BFD_SYM_VERSION_3_2;
else if (pstrcmp (version_string, BFD_SYM_VERSION_STR_3_3) == 0)
*version = BFD_SYM_VERSION_3_3;
else if (pstrcmp (version_string, BFD_SYM_VERSION_STR_3_4) == 0)
*version = BFD_SYM_VERSION_3_4;
else if (pstrcmp (version_string, BFD_SYM_VERSION_STR_3_5) == 0)
*version = BFD_SYM_VERSION_3_5;
else
return -1;
return 0;
}
void
bfd_sym_display_table_summary (FILE *f,
bfd_sym_table_info *dti,
const char *name)
{
fprintf (f, "%-6s %13ld %13ld %13ld\n",
name,
dti->dti_first_page,
dti->dti_page_count,
dti->dti_object_count);
}
void
bfd_sym_display_header (FILE *f, bfd_sym_header_block *dshb)
{
fprintf (f, " Version: %.*s\n", dshb->dshb_id[0], dshb->dshb_id + 1);
fprintf (f, " Page Size: 0x%x\n", dshb->dshb_page_size);
fprintf (f, " Hash Page: %lu\n", dshb->dshb_hash_page);
fprintf (f, " Root MTE: %lu\n", dshb->dshb_root_mte);
fprintf (f, " Modification Date: ");
fprintf (f, "[unimplemented]");
fprintf (f, " (0x%lx)\n", dshb->dshb_mod_date);
fprintf (f, " File Creator: %.4s Type: %.4s\n\n",
dshb->dshb_file_creator, dshb->dshb_file_type);
fprintf (f, "Table Name First Page Page Count Object Count\n");
fprintf (f, "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n");
bfd_sym_display_table_summary (f, &dshb->dshb_nte, "NTE");
bfd_sym_display_table_summary (f, &dshb->dshb_rte, "RTE");
bfd_sym_display_table_summary (f, &dshb->dshb_mte, "MTE");
bfd_sym_display_table_summary (f, &dshb->dshb_frte, "FRTE");
bfd_sym_display_table_summary (f, &dshb->dshb_cmte, "CMTE");
bfd_sym_display_table_summary (f, &dshb->dshb_cvte, "CVTE");
bfd_sym_display_table_summary (f, &dshb->dshb_csnte, "CSNTE");
bfd_sym_display_table_summary (f, &dshb->dshb_clte, "CLTE");
bfd_sym_display_table_summary (f, &dshb->dshb_ctte, "CTTE");
bfd_sym_display_table_summary (f, &dshb->dshb_tte, "TTE");
bfd_sym_display_table_summary (f, &dshb->dshb_tinfo, "TINFO");
bfd_sym_display_table_summary (f, &dshb->dshb_fite, "FITE");
bfd_sym_display_table_summary (f, &dshb->dshb_const, "CONST");
fprintf (f, "\n");
}
void
bfd_sym_parse_resources_table_entry_v32 (unsigned char *buf,
size_t len,
bfd_sym_resources_table_entry *entry)
{
BFD_ASSERT (len == 18);
memcpy (&entry->rte_res_type, buf, 4);
entry->rte_res_number = bfd_getb16 (buf + 4);
entry->rte_nte_index = bfd_getb32 (buf + 6);
entry->rte_mte_first = bfd_getb16 (buf + 10);
entry->rte_mte_last = bfd_getb16 (buf + 12);
entry->rte_res_size = bfd_getb32 (buf + 14);
}
void
bfd_sym_parse_modules_table_entry_v33 (unsigned char *buf,
size_t len,
bfd_sym_modules_table_entry *entry)
{
BFD_ASSERT (len == 46);
entry->mte_rte_index = bfd_getb16 (buf);
entry->mte_res_offset = bfd_getb32 (buf + 2);
entry->mte_size = bfd_getb32 (buf + 6);
entry->mte_kind = buf[10];
entry->mte_scope = buf[11];
entry->mte_parent = bfd_getb16 (buf + 12);
bfd_sym_parse_file_reference_v32 (buf + 14, 6, &entry->mte_imp_fref);
entry->mte_imp_end = bfd_getb32 (buf + 20);
entry->mte_nte_index = bfd_getb32 (buf + 24);
entry->mte_cmte_index = bfd_getb16 (buf + 28);
entry->mte_cvte_index = bfd_getb32 (buf + 30);
entry->mte_clte_index = bfd_getb16 (buf + 34);
entry->mte_ctte_index = bfd_getb16 (buf + 36);
entry->mte_csnte_idx_1 = bfd_getb32 (buf + 38);
entry->mte_csnte_idx_2 = bfd_getb32 (buf + 42);
}
void
bfd_sym_parse_file_references_table_entry_v32 (unsigned char *buf,
size_t len,
bfd_sym_file_references_table_entry *entry)
{
unsigned int type;
BFD_ASSERT (len == 10);
memset (entry, 0, sizeof (bfd_sym_file_references_table_entry));
type = bfd_getb16 (buf);
switch (type)
{
case BFD_SYM_END_OF_LIST_3_2:
entry->generic.type = BFD_SYM_END_OF_LIST;
break;
case BFD_SYM_FILE_NAME_INDEX_3_2:
entry->filename.type = BFD_SYM_FILE_NAME_INDEX;
entry->filename.nte_index = bfd_getb32 (buf + 2);
entry->filename.mod_date = bfd_getb32 (buf + 6);
break;
default:
entry->entry.mte_index = type;
entry->entry.file_offset = bfd_getb32 (buf + 2);
}
}
void
bfd_sym_parse_contained_modules_table_entry_v32 (unsigned char *buf,
size_t len,
bfd_sym_contained_modules_table_entry *entry)
{
unsigned int type;
BFD_ASSERT (len == 6);
memset (entry, 0, sizeof (bfd_sym_contained_modules_table_entry));
type = bfd_getb16 (buf);
switch (type)
{
case BFD_SYM_END_OF_LIST_3_2:
entry->generic.type = BFD_SYM_END_OF_LIST;
break;
default:
entry->entry.mte_index = type;
entry->entry.nte_index = bfd_getb32 (buf + 2);
break;
}
}
void
bfd_sym_parse_contained_variables_table_entry_v32 (unsigned char *buf,
size_t len,
bfd_sym_contained_variables_table_entry *entry)
{
unsigned int type;
BFD_ASSERT (len == 26);
memset (entry, 0, sizeof (bfd_sym_contained_variables_table_entry));
type = bfd_getb16 (buf);
switch (type)
{
case BFD_SYM_END_OF_LIST_3_2:
entry->generic.type = BFD_SYM_END_OF_LIST;
break;
case BFD_SYM_SOURCE_FILE_CHANGE_3_2:
entry->file.type = BFD_SYM_SOURCE_FILE_CHANGE;
bfd_sym_parse_file_reference_v32 (buf + 2, 6, &entry->file.fref);
break;
default:
entry->entry.tte_index = type;
entry->entry.nte_index = bfd_getb32 (buf + 2);
entry->entry.file_delta = bfd_getb16 (buf + 6);
entry->entry.scope = buf[8];
entry->entry.la_size = buf[9];
if (entry->entry.la_size == BFD_SYM_CVTE_SCA)
{
entry->entry.address.scstruct.sca_kind = buf[10];
entry->entry.address.scstruct.sca_class = buf[11];
entry->entry.address.scstruct.sca_offset = bfd_getb32 (buf + 12);
}
else if (entry->entry.la_size <= BFD_SYM_CVTE_SCA)
{
#if BFD_SYM_CVTE_SCA > 0
memcpy (&entry->entry.address.lastruct.la, buf + 10,
BFD_SYM_CVTE_SCA);
#endif
entry->entry.address.lastruct.la_kind = buf[23];
}
else if (entry->entry.la_size == BFD_SYM_CVTE_BIG_LA)
{
entry->entry.address.biglastruct.big_la = bfd_getb32 (buf + 10);
entry->entry.address.biglastruct.big_la_kind = buf[12];
}
}
}
void
bfd_sym_parse_contained_statements_table_entry_v32 (unsigned char *buf,
size_t len,
bfd_sym_contained_statements_table_entry *entry)
{
unsigned int type;
BFD_ASSERT (len == 8);
memset (entry, 0, sizeof (bfd_sym_contained_statements_table_entry));
type = bfd_getb16 (buf);
switch (type)
{
case BFD_SYM_END_OF_LIST_3_2:
entry->generic.type = BFD_SYM_END_OF_LIST;
break;
case BFD_SYM_SOURCE_FILE_CHANGE_3_2:
entry->file.type = BFD_SYM_SOURCE_FILE_CHANGE;
bfd_sym_parse_file_reference_v32 (buf + 2, 6, &entry->file.fref);
break;
default:
entry->entry.mte_index = type;
entry->entry.mte_offset = bfd_getb16 (buf + 2);
entry->entry.file_delta = bfd_getb32 (buf + 4);
break;
}
}
void
bfd_sym_parse_contained_labels_table_entry_v32 (unsigned char *buf,
size_t len,
bfd_sym_contained_labels_table_entry *entry)
{
unsigned int type;
BFD_ASSERT (len == 12);
memset (entry, 0, sizeof (bfd_sym_contained_labels_table_entry));
type = bfd_getb16 (buf);
switch (type)
{
case BFD_SYM_END_OF_LIST_3_2:
entry->generic.type = BFD_SYM_END_OF_LIST;
break;
case BFD_SYM_SOURCE_FILE_CHANGE_3_2:
entry->file.type = BFD_SYM_SOURCE_FILE_CHANGE;
bfd_sym_parse_file_reference_v32 (buf + 2, 6, &entry->file.fref);
break;
default:
entry->entry.mte_index = type;
entry->entry.mte_offset = bfd_getb16 (buf + 2);
entry->entry.nte_index = bfd_getb32 (buf + 4);
entry->entry.file_delta = bfd_getb16 (buf + 8);
entry->entry.scope = bfd_getb16 (buf + 10);
break;
}
}
void
bfd_sym_parse_type_table_entry_v32 (unsigned char *buf,
size_t len,
bfd_sym_type_table_entry *entry)
{
BFD_ASSERT (len == 4);
*entry = bfd_getb32 (buf);
}
int
bfd_sym_fetch_resources_table_entry (bfd *abfd,
bfd_sym_resources_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_resources_table_entry *);
unsigned long offset;
unsigned long entry_size;
unsigned char buf[18];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
return -1;
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 18;
parser = bfd_sym_parse_resources_table_entry_v32;
break;
case BFD_SYM_VERSION_3_1:
default:
return -1;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_rte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_modules_table_entry (bfd *abfd,
bfd_sym_modules_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_modules_table_entry *);
unsigned long offset;
unsigned long entry_size;
unsigned char buf[46];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
return -1;
case BFD_SYM_VERSION_3_3:
entry_size = 46;
parser = bfd_sym_parse_modules_table_entry_v33;
break;
case BFD_SYM_VERSION_3_2:
case BFD_SYM_VERSION_3_1:
default:
return -1;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_mte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_file_references_table_entry (bfd *abfd,
bfd_sym_file_references_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_file_references_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[8];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 10;
parser = bfd_sym_parse_file_references_table_entry_v32;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_frte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_contained_modules_table_entry (bfd *abfd,
bfd_sym_contained_modules_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_contained_modules_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[6];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 6;
parser = bfd_sym_parse_contained_modules_table_entry_v32;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_cmte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_contained_variables_table_entry (bfd *abfd,
bfd_sym_contained_variables_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_contained_variables_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[26];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 26;
parser = bfd_sym_parse_contained_variables_table_entry_v32;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_cvte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_contained_statements_table_entry (bfd *abfd,
bfd_sym_contained_statements_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_contained_statements_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[8];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 8;
parser = bfd_sym_parse_contained_statements_table_entry_v32;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_csnte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_contained_labels_table_entry (bfd *abfd,
bfd_sym_contained_labels_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_contained_labels_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[12];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 12;
parser = bfd_sym_parse_contained_labels_table_entry_v32;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_clte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_contained_types_table_entry (bfd *abfd,
bfd_sym_contained_types_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_contained_types_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[0];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 0;
parser = NULL;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_ctte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_file_references_index_table_entry (bfd *abfd,
bfd_sym_file_references_index_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_file_references_index_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[0];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 0;
parser = NULL;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_fite.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_constant_pool_entry (bfd *abfd,
bfd_sym_constant_pool_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_constant_pool_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[0];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return -1;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 0;
parser = NULL;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_fite.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_type_table_entry (bfd *abfd,
bfd_sym_type_table_entry *entry,
unsigned long sym_index)
{
void (*parser) (unsigned char *, size_t, bfd_sym_type_table_entry *);
unsigned long offset;
unsigned long entry_size = 0;
unsigned char buf[4];
bfd_sym_data_struct *sdata = NULL;
parser = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
switch (sdata->version)
{
case BFD_SYM_VERSION_3_3:
case BFD_SYM_VERSION_3_2:
entry_size = 4;
parser = bfd_sym_parse_type_table_entry_v32;
break;
case BFD_SYM_VERSION_3_5:
case BFD_SYM_VERSION_3_4:
case BFD_SYM_VERSION_3_1:
default:
break;
}
if (parser == NULL)
return -1;
offset = compute_offset (sdata->header.dshb_tte.dti_first_page,
sdata->header.dshb_page_size,
entry_size, sym_index);
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, entry_size, abfd) != entry_size)
return -1;
(*parser) (buf, entry_size, entry);
return 0;
}
int
bfd_sym_fetch_type_information_table_entry (bfd *abfd,
bfd_sym_type_information_table_entry *entry,
unsigned long offset)
{
unsigned char buf[4];
BFD_ASSERT (bfd_sym_valid (abfd));
if (offset == 0)
return -1;
if (bfd_seek (abfd, offset, SEEK_SET) < 0)
return -1;
if (bfd_bread (buf, 4, abfd) != 4)
return -1;
entry->nte_index = bfd_getb32 (buf);
if (bfd_bread (buf, 2, abfd) != 2)
return -1;
entry->physical_size = bfd_getb16 (buf);
if (entry->physical_size & 0x8000)
{
if (bfd_bread (buf, 4, abfd) != 4)
return -1;
entry->physical_size &= 0x7fff;
entry->logical_size = bfd_getb32 (buf);
entry->offset = offset + 10;
}
else
{
if (bfd_bread (buf, 2, abfd) != 2)
return -1;
entry->physical_size &= 0x7fff;
entry->logical_size = bfd_getb16 (buf);
entry->offset = offset + 8;
}
return 0;
}
int
bfd_sym_fetch_type_table_information (bfd *abfd,
bfd_sym_type_information_table_entry *entry,
unsigned long sym_index)
{
bfd_sym_type_table_entry tindex;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sdata->header.dshb_tte.dti_object_count <= 99)
return -1;
if (sym_index < 100)
return -1;
if (bfd_sym_fetch_type_table_entry (abfd, &tindex, sym_index - 100) < 0)
return -1;
if (bfd_sym_fetch_type_information_table_entry (abfd, entry, tindex) < 0)
return -1;
return 0;
}
const unsigned char *
bfd_sym_symbol_name (bfd *abfd, unsigned long sym_index)
{
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sym_index == 0)
return (const unsigned char *) "";
sym_index *= 2;
if ((sym_index / sdata->header.dshb_page_size)
> sdata->header.dshb_nte.dti_page_count)
return (const unsigned char *) "\09[INVALID]";
return (const unsigned char *) sdata->name_table + sym_index;
}
const unsigned char *
bfd_sym_module_name (bfd *abfd, unsigned long sym_index)
{
bfd_sym_modules_table_entry entry;
if (bfd_sym_fetch_modules_table_entry (abfd, &entry, sym_index) < 0)
return (const unsigned char *) "\09[INVALID]";
return bfd_sym_symbol_name (abfd, entry.mte_nte_index);
}
const char *
bfd_sym_unparse_storage_kind (enum bfd_sym_storage_kind kind)
{
switch (kind)
{
case BFD_SYM_STORAGE_KIND_LOCAL: return "LOCAL";
case BFD_SYM_STORAGE_KIND_VALUE: return "VALUE";
case BFD_SYM_STORAGE_KIND_REFERENCE: return "REFERENCE";
case BFD_SYM_STORAGE_KIND_WITH: return "WITH";
default: return "[UNKNOWN]";
}
}
const char *
bfd_sym_unparse_storage_class (enum bfd_sym_storage_class kind)
{
switch (kind)
{
case BFD_SYM_STORAGE_CLASS_REGISTER: return "REGISTER";
case BFD_SYM_STORAGE_CLASS_GLOBAL: return "GLOBAL";
case BFD_SYM_STORAGE_CLASS_FRAME_RELATIVE: return "FRAME_RELATIVE";
case BFD_SYM_STORAGE_CLASS_STACK_RELATIVE: return "STACK_RELATIVE";
case BFD_SYM_STORAGE_CLASS_ABSOLUTE: return "ABSOLUTE";
case BFD_SYM_STORAGE_CLASS_CONSTANT: return "CONSTANT";
case BFD_SYM_STORAGE_CLASS_RESOURCE: return "RESOURCE";
case BFD_SYM_STORAGE_CLASS_BIGCONSTANT: return "BIGCONSTANT";
default: return "[UNKNOWN]";
}
}
const char *
bfd_sym_unparse_module_kind (enum bfd_sym_module_kind kind)
{
switch (kind)
{
case BFD_SYM_MODULE_KIND_NONE: return "NONE";
case BFD_SYM_MODULE_KIND_PROGRAM: return "PROGRAM";
case BFD_SYM_MODULE_KIND_UNIT: return "UNIT";
case BFD_SYM_MODULE_KIND_PROCEDURE: return "PROCEDURE";
case BFD_SYM_MODULE_KIND_FUNCTION: return "FUNCTION";
case BFD_SYM_MODULE_KIND_DATA: return "DATA";
case BFD_SYM_MODULE_KIND_BLOCK: return "BLOCK";
default: return "[UNKNOWN]";
}
}
const char *
bfd_sym_unparse_symbol_scope (enum bfd_sym_symbol_scope scope)
{
switch (scope)
{
case BFD_SYM_SYMBOL_SCOPE_LOCAL: return "LOCAL";
case BFD_SYM_SYMBOL_SCOPE_GLOBAL: return "GLOBAL";
default:
return "[UNKNOWN]";
}
}
void
bfd_sym_print_file_reference (bfd *abfd,
FILE *f,
bfd_sym_file_reference *entry)
{
bfd_sym_file_references_table_entry frtentry;
int ret;
ret = bfd_sym_fetch_file_references_table_entry (abfd, &frtentry,
entry->fref_frte_index);
fprintf (f, "FILE ");
if ((ret < 0) || (frtentry.generic.type != BFD_SYM_FILE_NAME_INDEX))
fprintf (f, "[INVALID]");
else
fprintf (f, "\"%.*s\"",
bfd_sym_symbol_name (abfd, frtentry.filename.nte_index)[0],
&bfd_sym_symbol_name (abfd, frtentry.filename.nte_index)[1]);
fprintf (f, " (FRTE %lu)", entry->fref_frte_index);
}
void
bfd_sym_print_resources_table_entry (bfd *abfd,
FILE *f,
bfd_sym_resources_table_entry *entry)
{
fprintf (f, " \"%.*s\" (NTE %lu), type \"%.4s\", num %u, size %lu, MTE %lu -- %lu",
bfd_sym_symbol_name (abfd, entry->rte_nte_index)[0],
&bfd_sym_symbol_name (abfd, entry->rte_nte_index)[1],
entry->rte_nte_index, entry->rte_res_type, entry->rte_res_number,
entry->rte_res_size, entry->rte_mte_first, entry->rte_mte_last);
}
void
bfd_sym_print_modules_table_entry (bfd *abfd,
FILE *f,
bfd_sym_modules_table_entry *entry)
{
fprintf (f, "\"%.*s\" (NTE %lu)",
bfd_sym_symbol_name (abfd, entry->mte_nte_index)[0],
&bfd_sym_symbol_name (abfd, entry->mte_nte_index)[1],
entry->mte_nte_index);
fprintf (f, "\n ");
bfd_sym_print_file_reference (abfd, f, &entry->mte_imp_fref);
fprintf (f, " range %lu -- %lu",
entry->mte_imp_fref.fref_offset, entry->mte_imp_end);
fprintf (f, "\n ");
fprintf (f, "kind %s", bfd_sym_unparse_module_kind (entry->mte_kind));
fprintf (f, ", scope %s", bfd_sym_unparse_symbol_scope (entry->mte_scope));
fprintf (f, ", RTE %lu, offset %lu, size %lu",
entry->mte_rte_index, entry->mte_res_offset, entry->mte_size);
fprintf (f, "\n ");
fprintf (f, "CMTE %lu, CVTE %lu, CLTE %lu, CTTE %lu, CSNTE1 %lu, CSNTE2 %lu",
entry->mte_cmte_index, entry->mte_cvte_index,
entry->mte_clte_index, entry->mte_ctte_index,
entry->mte_csnte_idx_1, entry->mte_csnte_idx_2);
if (entry->mte_parent != 0)
fprintf (f, ", parent %lu", entry->mte_parent);
else
fprintf (f, ", no parent");
if (entry->mte_cmte_index != 0)
fprintf (f, ", child %lu", entry->mte_cmte_index);
else
fprintf (f, ", no child");
}
void
bfd_sym_print_file_references_table_entry (bfd *abfd,
FILE *f,
bfd_sym_file_references_table_entry *entry)
{
switch (entry->generic.type)
{
case BFD_SYM_FILE_NAME_INDEX:
fprintf (f, "FILE \"%.*s\" (NTE %lu), modtime ",
bfd_sym_symbol_name (abfd, entry->filename.nte_index)[0],
&bfd_sym_symbol_name (abfd, entry->filename.nte_index)[1],
entry->filename.nte_index);
fprintf (f, "[UNIMPLEMENTED]");
/* printModDate (entry->filename.mod_date); */
fprintf (f, " (0x%lx)", entry->filename.mod_date);
break;
case BFD_SYM_END_OF_LIST:
fprintf (f, "END");
break;
default:
fprintf (f, "\"%.*s\" (MTE %lu), offset %lu",
bfd_sym_module_name (abfd, entry->entry.mte_index)[0],
&bfd_sym_module_name (abfd, entry->entry.mte_index)[1],
entry->entry.mte_index,
entry->entry.file_offset);
break;
}
}
void
bfd_sym_print_contained_modules_table_entry (bfd *abfd,
FILE *f,
bfd_sym_contained_modules_table_entry *entry)
{
switch (entry->generic.type)
{
case BFD_SYM_END_OF_LIST:
fprintf (f, "END");
break;
default:
fprintf (f, "\"%.*s\" (MTE %lu, NTE %lu)",
bfd_sym_module_name (abfd, entry->entry.mte_index)[0],
&bfd_sym_module_name (abfd, entry->entry.mte_index)[1],
entry->entry.mte_index,
entry->entry.nte_index);
break;
}
}
void
bfd_sym_print_contained_variables_table_entry (bfd *abfd,
FILE *f,
bfd_sym_contained_variables_table_entry *entry)
{
if (entry->generic.type == BFD_SYM_END_OF_LIST)
{
fprintf (f, "END");
return;
}
if (entry->generic.type == BFD_SYM_SOURCE_FILE_CHANGE)
{
bfd_sym_print_file_reference (abfd, f, &entry->file.fref);
fprintf (f, " offset %lu", entry->file.fref.fref_offset);
return;
}
fprintf (f, "\"%.*s\" (NTE %lu)",
bfd_sym_symbol_name (abfd, entry->entry.nte_index)[0],
&bfd_sym_symbol_name (abfd, entry->entry.nte_index)[1],
entry->entry.nte_index);
fprintf (f, ", TTE %lu", entry->entry.tte_index);
fprintf (f, ", offset %lu", entry->entry.file_delta);
fprintf (f, ", scope %s", bfd_sym_unparse_symbol_scope (entry->entry.scope));
if (entry->entry.la_size == BFD_SYM_CVTE_SCA)
fprintf (f, ", latype %s, laclass %s, laoffset %lu",
bfd_sym_unparse_storage_kind (entry->entry.address.scstruct.sca_kind),
bfd_sym_unparse_storage_class (entry->entry.address.scstruct.sca_class),
entry->entry.address.scstruct.sca_offset);
else if (entry->entry.la_size <= BFD_SYM_CVTE_LA_MAX_SIZE)
{
unsigned long i;
fprintf (f, ", la [");
for (i = 0; i < entry->entry.la_size; i++)
fprintf (f, "0x%02x ", entry->entry.address.lastruct.la[i]);
fprintf (f, "]");
}
else if (entry->entry.la_size == BFD_SYM_CVTE_BIG_LA)
fprintf (f, ", bigla %lu, biglakind %u",
entry->entry.address.biglastruct.big_la,
entry->entry.address.biglastruct.big_la_kind);
else
fprintf (f, ", la [INVALID]");
}
void
bfd_sym_print_contained_statements_table_entry (bfd *abfd,
FILE *f,
bfd_sym_contained_statements_table_entry *entry)
{
if (entry->generic.type == BFD_SYM_END_OF_LIST)
{
fprintf (f, "END");
return;
}
if (entry->generic.type == BFD_SYM_SOURCE_FILE_CHANGE)
{
bfd_sym_print_file_reference (abfd, f, &entry->file.fref);
fprintf (f, " offset %lu", entry->file.fref.fref_offset);
return;
}
fprintf (f, "\"%.*s\" (MTE %lu), offset %lu, delta %lu",
bfd_sym_module_name (abfd, entry->entry.mte_index)[0],
&bfd_sym_module_name (abfd, entry->entry.mte_index)[1],
entry->entry.mte_index,
entry->entry.mte_offset,
entry->entry.file_delta);
}
void
bfd_sym_print_contained_labels_table_entry (bfd *abfd,
FILE *f,
bfd_sym_contained_labels_table_entry *entry)
{
if (entry->generic.type == BFD_SYM_END_OF_LIST)
{
fprintf (f, "END");
return;
}
if (entry->generic.type == BFD_SYM_SOURCE_FILE_CHANGE)
{
bfd_sym_print_file_reference (abfd, f, &entry->file.fref);
fprintf (f, " offset %lu", entry->file.fref.fref_offset);
return;
}
fprintf (f, "\"%.*s\" (MTE %lu), offset %lu, delta %lu, scope %s",
bfd_sym_module_name (abfd, entry->entry.mte_index)[0],
&bfd_sym_module_name (abfd, entry->entry.mte_index)[1],
entry->entry.mte_index,
entry->entry.mte_offset,
entry->entry.file_delta,
bfd_sym_unparse_symbol_scope (entry->entry.scope));
}
void
bfd_sym_print_contained_types_table_entry (bfd *abfd ATTRIBUTE_UNUSED,
FILE *f,
bfd_sym_contained_types_table_entry *entry ATTRIBUTE_UNUSED)
{
fprintf (f, "[UNIMPLEMENTED]");
}
const char *
bfd_sym_type_operator_name (unsigned char num)
{
switch (num)
{
case 1: return "TTE";
case 2: return "PointerTo";
case 3: return "ScalarOf";
case 4: return "ConstantOf";
case 5: return "EnumerationOf";
case 6: return "VectorOf";
case 7: return "RecordOf";
case 8: return "UnionOf";
case 9: return "SubRangeOf";
case 10: return "SetOf";
case 11: return "NamedTypeOf";
case 12: return "ProcOf";
case 13: return "ValueOf";
case 14: return "ArrayOf";
default: return "[UNKNOWN OPERATOR]";
}
}
const char *
bfd_sym_type_basic_name (unsigned char num)
{
switch (num)
{
case 0: return "void";
case 1: return "pascal string";
case 2: return "unsigned long";
case 3: return "signed long";
case 4: return "extended (10 bytes)";
case 5: return "pascal boolean (1 byte)";
case 6: return "unsigned byte";
case 7: return "signed byte";
case 8: return "character (1 byte)";
case 9: return "wide character (2 bytes)";
case 10: return "unsigned short";
case 11: return "signed short";
case 12: return "singled";
case 13: return "double";
case 14: return "extended (12 bytes)";
case 15: return "computational (8 bytes)";
case 16: return "c string";
case 17: return "as-is string";
default: return "[UNKNOWN BASIC TYPE]";
}
}
int
bfd_sym_fetch_long (unsigned char *buf,
unsigned long len,
unsigned long offset,
unsigned long *offsetptr,
long *value)
{
int ret;
if (offset >= len)
{
*value = 0;
offset += 0;
ret = -1;
}
else if (! (buf[offset] & 0x80))
{
*value = buf[offset];
offset += 1;
ret = 0;
}
else if (buf[offset] == 0xc0)
{
if ((offset + 5) > len)
{
*value = 0;
offset = len;
ret = -1;
}
else
{
*value = bfd_getb32 (buf + offset + 1);
offset += 5;
ret = 0;
}
}
else if ((buf[offset] & 0xc0) == 0xc0)
{
*value = -(buf[offset] & 0x3f);
offset += 1;
ret = 0;
}
else if ((buf[offset] & 0xc0) == 0x80)
{
if ((offset + 2) > len)
{
*value = 0;
offset = len;
ret = -1;
}
else
{
*value = bfd_getb16 (buf + offset) & 0x3fff;
offset += 2;
ret = 0;
}
}
else
abort ();
if (offsetptr != NULL)
*offsetptr = offset;
return ret;
}
void
bfd_sym_print_type_information (bfd *abfd,
FILE *f,
unsigned char *buf,
unsigned long len,
unsigned long offset,
unsigned long *offsetptr)
{
unsigned int type;
if (offset >= len)
{
fprintf (f, "[NULL]");
if (offsetptr != NULL)
*offsetptr = offset;
return;
}
type = buf[offset];
offset++;
if (! (type & 0x80))
{
fprintf (f, "[%s] (0x%x)", bfd_sym_type_basic_name (type & 0x7f), type);
if (offsetptr != NULL)
*offsetptr = offset;
return;
}
if (type & 0x40)
fprintf (f, "[packed ");
else
fprintf (f, "[");
switch (type & 0x3f)
{
case 1:
{
long value;
bfd_sym_type_information_table_entry tinfo;
bfd_sym_fetch_long (buf, len, offset, &offset, &value);
if (value <= 0)
fprintf (f, "[INVALID]");
else
{
if (bfd_sym_fetch_type_table_information (abfd, &tinfo, value) < 0)
fprintf (f, "[INVALID]");
else
fprintf (f, "\"%.*s\"",
bfd_sym_symbol_name (abfd, tinfo.nte_index)[0],
&bfd_sym_symbol_name (abfd, tinfo.nte_index)[1]);
}
fprintf (f, " (TTE %lu)", (unsigned long) value);
break;
}
case 2:
fprintf (f, "pointer (0x%x) to ", type);
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
break;
case 3:
{
long value;
fprintf (f, "scalar (0x%x) of ", type);
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
bfd_sym_fetch_long (buf, len, offset, &offset, &value);
fprintf (f, " (%lu)", (unsigned long) value);
break;
}
case 5:
{
long lower, upper, nelem;
int i;
fprintf (f, "enumeration (0x%x) of ", type);
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
bfd_sym_fetch_long (buf, len, offset, &offset, &lower);
bfd_sym_fetch_long (buf, len, offset, &offset, &upper);
bfd_sym_fetch_long (buf, len, offset, &offset, &nelem);
fprintf (f, " from %lu to %lu with %lu elements: ",
(unsigned long) lower, (unsigned long) upper,
(unsigned long) nelem);
for (i = 0; i < nelem; i++)
{
fprintf (f, "\n ");
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
}
break;
}
case 6:
fprintf (f, "vector (0x%x)", type);
fprintf (f, "\n index ");
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
fprintf (f, "\n target ");
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
break;
case 7:
case 8:
{
long nrec, eloff, i;
if ((type & 0x3f) == 7)
fprintf (f, "record (0x%x) of ", type);
else
fprintf (f, "union (0x%x) of ", type);
bfd_sym_fetch_long (buf, len, offset, &offset, &nrec);
fprintf (f, "%lu elements: ", (unsigned long) nrec);
for (i = 0; i < nrec; i++)
{
bfd_sym_fetch_long (buf, len, offset, &offset, &eloff);
fprintf (f, "\n ");
fprintf (f, "offset %lu: ", (unsigned long) eloff);
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
}
break;
}
case 9:
fprintf (f, "subrange (0x%x) of ", type);
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
fprintf (f, " lower ");
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
fprintf (f, " upper ");
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
break;
case 11:
{
long value;
fprintf (f, "named type (0x%x) ", type);
bfd_sym_fetch_long (buf, len, offset, &offset, &value);
if (value <= 0)
fprintf (f, "[INVALID]");
else
fprintf (f, "\"%.*s\"",
bfd_sym_symbol_name (abfd, value)[0],
&bfd_sym_symbol_name (abfd, value)[1]);
fprintf (f, " (NTE %lu) with type ", (unsigned long) value);
bfd_sym_print_type_information (abfd, f, buf, len, offset, &offset);
break;
}
default:
fprintf (f, "%s (0x%x)", bfd_sym_type_operator_name (type), type);
break;
}
if (type == (0x40 | 0x6))
{
/* Vector. */
long n, width, m;
long l;
long i;
bfd_sym_fetch_long (buf, len, offset, &offset, &n);
bfd_sym_fetch_long (buf, len, offset, &offset, &width);
bfd_sym_fetch_long (buf, len, offset, &offset, &m);
/* fprintf (f, "\n "); */
fprintf (f, " N %ld, width %ld, M %ld, ", n, width, m);
for (i = 0; i < m; i++)
{
bfd_sym_fetch_long (buf, len, offset, &offset, &l);
if (i != 0)
fprintf (f, " ");
fprintf (f, "%ld", l);
}
}
else if (type & 0x40)
{
/* Other packed type. */
long msb, lsb;
bfd_sym_fetch_long (buf, len, offset, &offset, &msb);
bfd_sym_fetch_long (buf, len, offset, &offset, &lsb);
/* fprintf (f, "\n "); */
fprintf (f, " msb %ld, lsb %ld", msb, lsb);
}
fprintf (f, "]");
if (offsetptr != NULL)
*offsetptr = offset;
}
void
bfd_sym_print_type_information_table_entry (bfd *abfd,
FILE *f,
bfd_sym_type_information_table_entry *entry)
{
unsigned char *buf;
unsigned long offset;
unsigned int i;
fprintf (f, "\"%.*s\" (NTE %lu), %lu bytes at %lu, logical size %lu",
bfd_sym_symbol_name (abfd, entry->nte_index)[0],
&bfd_sym_symbol_name (abfd, entry->nte_index)[1],
entry->nte_index,
entry->physical_size, entry->offset, entry->logical_size);
fprintf (f, "\n ");
buf = alloca (entry->physical_size);
if (buf == NULL)
{
fprintf (f, "[ERROR]\n");
return;
}
if (bfd_seek (abfd, entry->offset, SEEK_SET) < 0)
{
fprintf (f, "[ERROR]\n");
return;
}
if (bfd_bread (buf, entry->physical_size, abfd) != entry->physical_size)
{
fprintf (f, "[ERROR]\n");
return;
}
fprintf (f, "[");
for (i = 0; i < entry->physical_size; i++)
{
if (i == 0)
fprintf (f, "0x%02x", buf[i]);
else
fprintf (f, " 0x%02x", buf[i]);
}
fprintf (f, "]");
fprintf (f, "\n ");
bfd_sym_print_type_information (abfd, f, buf, entry->physical_size, 0, &offset);
if (offset != entry->physical_size)
fprintf (f, "\n [parser used %lu bytes instead of %lu]", offset, entry->physical_size);
}
void
bfd_sym_print_file_references_index_table_entry (bfd *abfd ATTRIBUTE_UNUSED,
FILE *f,
bfd_sym_file_references_index_table_entry *entry ATTRIBUTE_UNUSED)
{
fprintf (f, "[UNIMPLEMENTED]");
}
void
bfd_sym_print_constant_pool_entry (bfd *abfd ATTRIBUTE_UNUSED,
FILE *f,
bfd_sym_constant_pool_entry *entry ATTRIBUTE_UNUSED)
{
fprintf (f, "[UNIMPLEMENTED]");
}
unsigned char *
bfd_sym_display_name_table_entry (bfd *abfd,
FILE *f,
unsigned char *entry)
{
unsigned long sym_index;
unsigned long offset;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
sym_index = (entry - sdata->name_table) / 2;
if (sdata->version >= BFD_SYM_VERSION_3_4 && entry[0] == 255 && entry[1] == 0)
{
unsigned short length = bfd_getb16 (entry + 2);
fprintf (f, "[%8lu] \"%.*s\"\n", sym_index, length, entry + 4);
offset = 2 + length + 1;
}
else
{
if (! (entry[0] == 0 || (entry[0] == 1 && entry[1] == '\0')))
fprintf (f, "[%8lu] \"%.*s\"\n", sym_index, entry[0], entry + 1);
if (sdata->version >= BFD_SYM_VERSION_3_4)
offset = entry[0] + 2;
else
offset = entry[0] + 1;
}
return (entry + offset + (offset % 2));
}
void
bfd_sym_display_name_table (bfd *abfd, FILE *f)
{
unsigned long name_table_len;
unsigned char *name_table, *name_table_end, *cur;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
name_table_len = sdata->header.dshb_nte.dti_page_count * sdata->header.dshb_page_size;
name_table = sdata->name_table;
name_table_end = name_table + name_table_len;
fprintf (f, "name table (NTE) contains %lu bytes:\n\n", name_table_len);
cur = name_table;
for (;;)
{
cur = bfd_sym_display_name_table_entry (abfd, f, cur);
if (cur >= name_table_end)
break;
}
}
void
bfd_sym_display_resources_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_resources_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "resource table (RTE) contains %lu objects:\n\n",
sdata->header.dshb_rte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_rte.dti_object_count; i++)
{
if (bfd_sym_fetch_resources_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_resources_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_modules_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_modules_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "module table (MTE) contains %lu objects:\n\n",
sdata->header.dshb_mte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_mte.dti_object_count; i++)
{
if (bfd_sym_fetch_modules_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_modules_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_file_references_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_file_references_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "file reference table (FRTE) contains %lu objects:\n\n",
sdata->header.dshb_frte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_frte.dti_object_count; i++)
{
if (bfd_sym_fetch_file_references_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_file_references_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_contained_modules_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_contained_modules_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "contained modules table (CMTE) contains %lu objects:\n\n",
sdata->header.dshb_cmte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_cmte.dti_object_count; i++)
{
if (bfd_sym_fetch_contained_modules_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_contained_modules_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_contained_variables_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_contained_variables_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "contained variables table (CVTE) contains %lu objects:\n\n",
sdata->header.dshb_cvte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_cvte.dti_object_count; i++)
{
if (bfd_sym_fetch_contained_variables_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_contained_variables_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
fprintf (f, "\n");
}
void
bfd_sym_display_contained_statements_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_contained_statements_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "contained statements table (CSNTE) contains %lu objects:\n\n",
sdata->header.dshb_csnte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_csnte.dti_object_count; i++)
{
if (bfd_sym_fetch_contained_statements_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_contained_statements_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_contained_labels_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_contained_labels_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "contained labels table (CLTE) contains %lu objects:\n\n",
sdata->header.dshb_clte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_clte.dti_object_count; i++)
{
if (bfd_sym_fetch_contained_labels_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_contained_labels_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_contained_types_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_contained_types_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "contained types table (CTTE) contains %lu objects:\n\n",
sdata->header.dshb_ctte.dti_object_count);
for (i = 1; i <= sdata->header.dshb_ctte.dti_object_count; i++)
{
if (bfd_sym_fetch_contained_types_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_contained_types_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_file_references_index_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_file_references_index_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "file references index table (FITE) contains %lu objects:\n\n",
sdata->header.dshb_fite.dti_object_count);
for (i = 1; i <= sdata->header.dshb_fite.dti_object_count; i++)
{
if (bfd_sym_fetch_file_references_index_table_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_file_references_index_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_constant_pool (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_constant_pool_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
fprintf (f, "constant pool (CONST) contains %lu objects:\n\n",
sdata->header.dshb_const.dti_object_count);
for (i = 1; i <= sdata->header.dshb_const.dti_object_count; i++)
{
if (bfd_sym_fetch_constant_pool_entry (abfd, &entry, i) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] ", i);
bfd_sym_print_constant_pool_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
void
bfd_sym_display_type_information_table (bfd *abfd, FILE *f)
{
unsigned long i;
bfd_sym_type_table_entry sym_index;
bfd_sym_type_information_table_entry entry;
bfd_sym_data_struct *sdata = NULL;
BFD_ASSERT (bfd_sym_valid (abfd));
sdata = abfd->tdata.sym_data;
if (sdata->header.dshb_tte.dti_object_count > 99)
fprintf (f, "type table (TINFO) contains %lu objects:\n\n",
sdata->header.dshb_tte.dti_object_count - 99);
else
{
fprintf (f, "type table (TINFO) contains [INVALID] objects:\n\n");
return;
}
for (i = 100; i <= sdata->header.dshb_tte.dti_object_count; i++)
{
if (bfd_sym_fetch_type_table_entry (abfd, &sym_index, i - 100) < 0)
fprintf (f, " [%8lu] [INVALID]\n", i);
else
{
fprintf (f, " [%8lu] (TINFO %lu) ", i, sym_index);
if (bfd_sym_fetch_type_information_table_entry (abfd, &entry, sym_index) < 0)
fprintf (f, "[INVALID]");
else
bfd_sym_print_type_information_table_entry (abfd, f, &entry);
fprintf (f, "\n");
}
}
}
int
bfd_sym_scan (bfd *abfd, bfd_sym_version version, bfd_sym_data_struct *mdata)
{
asection *bfdsec;
const char *name = "symbols";
mdata->name_table = 0;
mdata->sbfd = abfd;
mdata->version = version;
bfd_seek (abfd, 0, SEEK_SET);
if (bfd_sym_read_header (abfd, &mdata->header, mdata->version) != 0)
return -1;
mdata->name_table = bfd_sym_read_name_table (abfd, &mdata->header);
if (mdata->name_table == NULL)
return -1;
bfdsec = bfd_make_section_anyway_with_flags (abfd, name, SEC_HAS_CONTENTS);
if (bfdsec == NULL)
return -1;
bfdsec->vma = 0;
bfdsec->lma = 0;
bfdsec->size = 0;
bfdsec->filepos = 0;
bfdsec->alignment_power = 0;
abfd->tdata.sym_data = mdata;
return 0;
}
const bfd_target *
bfd_sym_object_p (bfd *abfd)
{
bfd_sym_version version = -1;
bfd_sym_data_struct *mdata;
bfd_seek (abfd, 0, SEEK_SET);
if (bfd_sym_read_version (abfd, &version) != 0)
goto wrong;
mdata = (bfd_sym_data_struct *) bfd_alloc (abfd, sizeof (*mdata));
if (mdata == NULL)
goto fail;
if (bfd_sym_scan (abfd, version, mdata) != 0)
goto wrong;
return abfd->xvec;
wrong:
bfd_set_error (bfd_error_wrong_format);
fail:
return NULL;
}
#define bfd_sym_make_empty_symbol _bfd_generic_make_empty_symbol
void
bfd_sym_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, asymbol *symbol, symbol_info *ret)
{
bfd_symbol_info (symbol, ret);
}
long
bfd_sym_get_symtab_upper_bound (bfd *abfd ATTRIBUTE_UNUSED)
{
return 0;
}
long
bfd_sym_canonicalize_symtab (bfd *abfd ATTRIBUTE_UNUSED, asymbol **sym ATTRIBUTE_UNUSED)
{
return 0;
}
int
bfd_sym_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
struct bfd_link_info *info ATTRIBUTE_UNUSED)
{
return 0;
}
const bfd_target sym_vec =
{
"sym", /* Name. */
bfd_target_sym_flavour, /* Flavour. */
BFD_ENDIAN_BIG, /* Byteorder. */
BFD_ENDIAN_BIG, /* Header byteorder. */
(HAS_RELOC | EXEC_P | /* Object flags. */
HAS_LINENO | HAS_DEBUG |
HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
(SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE | SEC_DATA
| SEC_ROM | SEC_HAS_CONTENTS), /* Section_flags. */
0, /* Symbol_leading_char. */
' ', /* AR_pad_char. */
16, /* AR_max_namelen. */
0, /* match priority. */
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, /* Hdrs. */
{ /* bfd_check_format. */
_bfd_dummy_target,
bfd_sym_object_p, /* bfd_check_format. */
_bfd_dummy_target,
_bfd_dummy_target,
},
{ /* bfd_set_format. */
bfd_false,
bfd_sym_mkobject,
bfd_false,
bfd_false,
},
{ /* bfd_write_contents. */
bfd_false,
bfd_true,
bfd_false,
bfd_false,
},
BFD_JUMP_TABLE_GENERIC (bfd_sym),
BFD_JUMP_TABLE_COPY (_bfd_generic),
BFD_JUMP_TABLE_CORE (_bfd_nocore),
BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
BFD_JUMP_TABLE_SYMBOLS (bfd_sym),
BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
BFD_JUMP_TABLE_WRITE (bfd_sym),
BFD_JUMP_TABLE_LINK (bfd_sym),
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
NULL,
NULL
};
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