return buff;
}
-static unsigned int
+static unsigned int ATTRIBUTE_WARN_UNUSED_RESULT
get_compression_header (Elf_Internal_Chdr *chdr, unsigned char *buf, bfd_size_type size)
{
if (is_32bit_elf)
{
Elf_Internal_Chdr chdr;
- (void) get_compression_header (&chdr, buf, sizeof (buf));
-
- if (chdr.ch_type == ELFCOMPRESS_ZLIB)
- printf (" ZLIB, ");
+ if (get_compression_header (&chdr, buf, sizeof (buf)) == 0)
+ printf (_(" [<corrupt>]\n"));
else
- printf (_(" [<unknown>: 0x%x], "),
- chdr.ch_type);
- print_vma (chdr.ch_size, LONG_HEX);
- printf (", %lu\n", (unsigned long) chdr.ch_addralign);
+ {
+ if (chdr.ch_type == ELFCOMPRESS_ZLIB)
+ printf (" ZLIB, ");
+ else
+ printf (_(" [<unknown>: 0x%x], "),
+ chdr.ch_type);
+ print_vma (chdr.ch_size, LONG_HEX);
+ printf (", %lu\n", (unsigned long) chdr.ch_addralign);
+ }
}
}
}
return TRUE;
}
+static bfd_boolean
+get_symtab (Filedata *filedata, Elf_Internal_Shdr *symsec,
+ Elf_Internal_Sym **symtab, unsigned long *nsyms,
+ char **strtab, unsigned long *strtablen)
+{
+ *strtab = NULL;
+ *strtablen = 0;
+ *symtab = GET_ELF_SYMBOLS (filedata, symsec, nsyms);
+
+ if (*symtab == NULL)
+ return FALSE;
+
+ if (symsec->sh_link != 0)
+ {
+ Elf_Internal_Shdr *strsec;
+
+ if (symsec->sh_link >= filedata->file_header.e_shnum)
+ {
+ error (_("Bad sh_link in symbol table section\n"));
+ free (*symtab);
+ *symtab = NULL;
+ *nsyms = 0;
+ return FALSE;
+ }
+
+ strsec = filedata->section_headers + symsec->sh_link;
+
+ *strtab = (char *) get_data (NULL, filedata, strsec->sh_offset,
+ 1, strsec->sh_size, _("string table"));
+ if (*strtab == NULL)
+ {
+ free (*symtab);
+ *symtab = NULL;
+ *nsyms = 0;
+ return FALSE;
+ }
+ *strtablen = strsec->sh_size;
+ }
+ return TRUE;
+}
+
static const char *
get_group_flags (unsigned int flags)
{
if (rel_size)
{
- Elf_Internal_Shdr * strsec;
int is_rela;
unsigned long num_rela;
&& symsec->sh_type != SHT_DYNSYM)
continue;
- symtab = GET_ELF_SYMBOLS (filedata, symsec, & nsyms);
-
- if (symtab == NULL)
+ if (!get_symtab (filedata, symsec,
+ &symtab, &nsyms, &strtab, &strtablen))
continue;
- if (symsec->sh_link != 0
- && symsec->sh_link < filedata->file_header.e_shnum)
- {
- strsec = filedata->section_headers + symsec->sh_link;
-
- strtab = (char *) get_data (NULL, filedata, strsec->sh_offset,
- 1, strsec->sh_size,
- _("string table"));
- strtablen = strtab == NULL ? 0 : strsec->sh_size;
- }
-
dump_relocations (filedata, rel_offset, rel_size,
symtab, nsyms, strtab, strtablen,
is_rela,
{
Elf_Internal_Shdr * sec;
Elf_Internal_Shdr * unwsec = NULL;
- Elf_Internal_Shdr * strsec;
unsigned long i, unwcount = 0, unwstart = 0;
struct ia64_unw_aux_info aux;
bfd_boolean res = TRUE;
for (i = 0, sec = filedata->section_headers; i < filedata->file_header.e_shnum; ++i, ++sec)
{
- if (sec->sh_type == SHT_SYMTAB
- && sec->sh_link < filedata->file_header.e_shnum)
+ if (sec->sh_type == SHT_SYMTAB)
{
- aux.symtab = GET_ELF_SYMBOLS (filedata, sec, & aux.nsyms);
-
- strsec = filedata->section_headers + sec->sh_link;
- if (aux.strtab != NULL)
+ if (aux.symtab)
{
- error (_("Multiple auxillary string tables encountered\n"));
+ error (_("Multiple symbol tables encountered\n"));
+ free (aux.symtab);
+ aux.symtab = NULL;
free (aux.strtab);
- res = FALSE;
+ aux.strtab = NULL;
}
- aux.strtab = (char *) get_data (NULL, filedata, strsec->sh_offset,
- 1, strsec->sh_size,
- _("string table"));
- aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0;
+ if (!get_symtab (filedata, sec, &aux.symtab, &aux.nsyms,
+ &aux.strtab, &aux.strtab_size))
+ return FALSE;
}
else if (sec->sh_type == SHT_IA_64_UNWIND)
unwcount++;
{
struct hppa_unw_aux_info aux;
Elf_Internal_Shdr * unwsec = NULL;
- Elf_Internal_Shdr * strsec;
Elf_Internal_Shdr * sec;
unsigned long i;
bfd_boolean res = TRUE;
for (i = 0, sec = filedata->section_headers; i < filedata->file_header.e_shnum; ++i, ++sec)
{
- if (sec->sh_type == SHT_SYMTAB
- && sec->sh_link < filedata->file_header.e_shnum)
+ if (sec->sh_type == SHT_SYMTAB)
{
- aux.symtab = GET_ELF_SYMBOLS (filedata, sec, & aux.nsyms);
-
- strsec = filedata->section_headers + sec->sh_link;
- if (aux.strtab != NULL)
+ if (aux.symtab)
{
- error (_("Multiple auxillary string tables encountered\n"));
+ error (_("Multiple symbol tables encountered\n"));
+ free (aux.symtab);
+ aux.symtab = NULL;
free (aux.strtab);
- res = FALSE;
+ aux.strtab = NULL;
}
- aux.strtab = (char *) get_data (NULL, filedata, strsec->sh_offset,
- 1, strsec->sh_size,
- _("string table"));
- aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0;
+ if (!get_symtab (filedata, sec, &aux.symtab, &aux.nsyms,
+ &aux.strtab, &aux.strtab_size))
+ return FALSE;
}
else if (streq (SECTION_NAME (sec), ".PARISC.unwind"))
unwsec = sec;
{
struct arm_unw_aux_info aux;
Elf_Internal_Shdr *unwsec = NULL;
- Elf_Internal_Shdr *strsec;
Elf_Internal_Shdr *sec;
unsigned long i;
unsigned int sec_type;
for (i = 0, sec = filedata->section_headers; i < filedata->file_header.e_shnum; ++i, ++sec)
{
- if (sec->sh_type == SHT_SYMTAB && sec->sh_link < filedata->file_header.e_shnum)
+ if (sec->sh_type == SHT_SYMTAB)
{
- aux.symtab = GET_ELF_SYMBOLS (filedata, sec, & aux.nsyms);
-
- strsec = filedata->section_headers + sec->sh_link;
-
- /* PR binutils/17531 file: 011-12666-0.004. */
- if (aux.strtab != NULL)
+ if (aux.symtab)
{
- error (_("Multiple string tables found in file.\n"));
+ error (_("Multiple symbol tables encountered\n"));
+ free (aux.symtab);
+ aux.symtab = NULL;
free (aux.strtab);
- res = FALSE;
+ aux.strtab = NULL;
}
- aux.strtab = get_data (NULL, filedata, strsec->sh_offset,
- 1, strsec->sh_size, _("string table"));
- aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0;
+ if (!get_symtab (filedata, sec, &aux.symtab, &aux.nsyms,
+ &aux.strtab, &aux.strtab_size))
+ return FALSE;
}
else if (sec->sh_type == sec_type)
unwsec = sec;
i < filedata->file_header.e_shnum;
i++, section++)
{
- unsigned int si;
char * strtab = NULL;
unsigned long int strtab_size = 0;
Elf_Internal_Sym * symtab;
Elf_Internal_Sym * psym;
- unsigned long num_syms;
+ unsigned long si, num_syms;
if ((section->sh_type != SHT_SYMTAB
&& section->sh_type != SHT_DYNSYM)
enum versioned_symbol_info sym_info;
unsigned short vna_other;
- printf ("%6d: ", si);
+ printf ("%6ld: ", si);
print_vma (psym->st_value, LONG_HEX);
putchar (' ');
print_vma (psym->st_size, DEC_5);
/* Solaris binaries have been found to violate this requirement as
well. Not sure if this is a bug or an ABI requirement. */
&& filedata->file_header.e_ident[EI_OSABI] != ELFOSABI_SOLARIS)
- warn (_("local symbol %u found at index >= %s's sh_info value of %u\n"),
+ warn (_("local symbol %lu found at index >= %s's sh_info value of %u\n"),
si, printable_section_name (filedata, section), section->sh_info);
}
unsigned int compression_header_size
= get_compression_header (& chdr, (unsigned char *) start,
num_bytes);
+ if (compression_header_size == 0)
+ /* An error message will have already been generated
+ by get_compression_header. */
+ goto error_out;
if (chdr.ch_type != ELFCOMPRESS_ZLIB)
{
warn (_("section '%s' has unsupported compress type: %d\n"),
printable_section_name (filedata, section), chdr.ch_type);
- return FALSE;
+ goto error_out;
}
uncompressed_size = chdr.ch_size;
start += compression_header_size;
{
error (_("Unable to decompress section %s\n"),
printable_section_name (filedata, section));
- return FALSE;
+ goto error_out;
}
}
else
putchar ('\n');
return TRUE;
+
+error_out:
+ free (real_start);
+ return FALSE;
}
static bfd_boolean
unsigned int compression_header_size
= get_compression_header (& chdr, start, section_size);
+ if (compression_header_size == 0)
+ /* An error message will have already been generated
+ by get_compression_header. */
+ goto error_out;
+
if (chdr.ch_type != ELFCOMPRESS_ZLIB)
{
warn (_("section '%s' has unsupported compress type: %d\n"),
printable_section_name (filedata, section), chdr.ch_type);
- return FALSE;
+ goto error_out;
}
uncompressed_size = chdr.ch_size;
start += compression_header_size;
error (_("Unable to decompress section %s\n"),
printable_section_name (filedata, section));
/* FIXME: Print the section anyway ? */
- return FALSE;
+ goto error_out;
}
}
else
if (relocate)
{
if (! apply_relocations (filedata, section, start, section_size, NULL, NULL))
- return FALSE;
+ goto error_out;
}
else
{
putchar ('\n');
return TRUE;
+
+ error_out:
+ free (real_start);
+ return FALSE;
}
static ctf_sect_t *
}
compression_header_size = get_compression_header (&chdr, start, size);
+ if (compression_header_size == 0)
+ /* An error message will have already been generated
+ by get_compression_header. */
+ return FALSE;
if (chdr.ch_type != ELFCOMPRESS_ZLIB)
{
if (align < 4)
align = 4;
else if (align != 4 && align != 8)
- continue;
+ {
+ free (enote);
+ continue;
+ }
end = (char *) enote + length;
data_remaining = end - (char *) enote;
warn (_("\
malformed note encountered in section %s whilst scanning for build-id note\n"),
printable_section_name (filedata, shdr));
+ free (enote);
continue;
}
data_remaining -= min_notesz;
warn (_("\
malformed note encountered in section %s whilst scanning for build-id note\n"),
printable_section_name (filedata, shdr));
+ free (enote);
continue;
}
data_remaining -= min_notesz;
warn (_("\
malformed note encountered in section %s whilst scanning for build-id note\n"),
printable_section_name (filedata, shdr));
+ free (enote);
continue;
}
build_id = malloc (inote.descsz * 2 + 1);
if (build_id == NULL)
- return NULL;
+ {
+ free (enote);
+ return NULL;
+ }
for (j = 0; j < inote.descsz; ++j)
sprintf (build_id + (j * 2), "%02x", inote.descdata[j] & 0xff);
build_id[inote.descsz * 2] = '\0';
+ free (enote);
return (unsigned char *) build_id;
}
+ free (enote);
}
return NULL;
get_data (NULL, filedata, conflicts_offset,
sizeof (*econf32), conflictsno, _("conflict"));
if (!econf32)
- return FALSE;
+ {
+ free (iconf);
+ return FALSE;
+ }
for (cnt = 0; cnt < conflictsno; ++cnt)
iconf[cnt] = BYTE_GET (econf32[cnt]);
get_data (NULL, filedata, conflicts_offset,
sizeof (*econf64), conflictsno, _("conflict"));
if (!econf64)
- return FALSE;
+ {
+ free (iconf);
+ return FALSE;
+ }
for (cnt = 0; cnt < conflictsno; ++cnt)
iconf[cnt] = BYTE_GET (econf64[cnt]);
switch (pnote->type)
{
case NT_NETBSD_IDENT:
+ if (pnote->descsz < 1)
+ break;
version = byte_get ((unsigned char *) pnote->descdata, sizeof (version));
if ((version / 10000) % 100)
- printf (" NetBSD\t\t0x%08lx\tIDENT %u (%u.%u%s%c)\n", pnote->descsz,
+ printf (" NetBSD\t\t0x%08lx\tIDENT %u (%u.%u%s%c)\n", pnote->descsz,
version, version / 100000000, (version / 1000000) % 100,
(version / 10000) % 100 > 26 ? "Z" : "",
'A' + (version / 10000) % 26);
else
printf (" NetBSD\t\t0x%08lx\tIDENT %u (%u.%u.%u)\n", pnote->descsz,
- version, version / 100000000, (version / 1000000) % 100,
+ version, version / 100000000, (version / 1000000) % 100,
(version / 100) % 100);
return TRUE;
#ifdef NT_NETBSD_PAX
case NT_NETBSD_PAX:
+ if (pnote->descsz < 1)
+ break;
version = byte_get ((unsigned char *) pnote->descdata, sizeof (version));
printf (" NetBSD\t\t0x%08lx\tPaX <%s%s%s%s%s%s>\n", pnote->descsz,
((version & NT_NETBSD_PAX_MPROTECT) ? "+mprotect" : ""),
((version & NT_NETBSD_PAX_NOASLR) ? "-ASLR" : ""));
return TRUE;
#endif
-
- default:
- printf (" NetBSD\t0x%08lx\tUnknown note type: (0x%08lx)\n", pnote->descsz,
- pnote->type);
- return FALSE;
}
+
+ printf (" NetBSD\t0x%08lx\tUnknown note type: (0x%08lx)\n",
+ pnote->descsz, pnote->type);
+ return FALSE;
}
static const char *
symsec < filedata->section_headers + filedata->file_header.e_shnum;
symsec ++)
{
- if (symsec->sh_type == SHT_SYMTAB)
- {
- ba_cache.symtab = GET_ELF_SYMBOLS (filedata, symsec,
- &ba_cache.nsyms);
-
- if (ba_cache.symtab != NULL
- && symsec->sh_link < filedata->file_header.e_shnum)
- {
- Elf_Internal_Shdr *strtab_sec
- = filedata->section_headers + symsec->sh_link;
-
- ba_cache.strtab
- = (char *) get_data (NULL, filedata, strtab_sec->sh_offset,
- 1, strtab_sec->sh_size,
- _("string table"));
- ba_cache.strtablen = strtab_sec->sh_size;
- }
- if (ba_cache.strtab == NULL)
- {
- free (ba_cache.symtab);
- ba_cache.symtab = NULL;
- }
- if (ba_cache.symtab != NULL)
- break;
- }
+ if (symsec->sh_type == SHT_SYMTAB
+ && get_symtab (filedata, symsec,
+ &ba_cache.symtab, &ba_cache.nsyms,
+ &ba_cache.strtab, &ba_cache.strtablen))
+ break;
}
ba_cache.filedata = filedata;
}
if (pnotes)
{
if (! apply_relocations (filedata, section, (unsigned char *) pnotes, length, NULL, NULL))
- return FALSE;
+ {
+ free (pnotes);
+ return FALSE;
+ }
}
}
else
nested_arch.longnames = NULL;
if (setup_archive (&arch, filedata->file_name, filedata->handle,
- is_thin_archive, do_archive_index) != 0)
+ filedata->file_size, is_thin_archive,
+ do_archive_index) != 0)
{
ret = FALSE;
goto out;
if (do_archive_index)
{
if (arch.sym_table == NULL)
- error (_("%s: unable to dump the index as none was found\n"), filedata->file_name);
+ error (_("%s: unable to dump the index as none was found\n"),
+ filedata->file_name);
else
{
unsigned long i, l;
unsigned long current_pos;
- printf (_("Index of archive %s: (%lu entries, 0x%lx bytes in the symbol table)\n"),
- filedata->file_name, (unsigned long) arch.index_num, arch.sym_size);
+ printf (_("Index of archive %s: (%lu entries, 0x%lx bytes "
+ "in the symbol table)\n"),
+ filedata->file_name, (unsigned long) arch.index_num,
+ arch.sym_size);
current_pos = ftell (filedata->handle);
for (i = l = 0; i < arch.index_num; i++)
{
- if ((i == 0) || ((i > 0) && (arch.index_array[i] != arch.index_array[i - 1])))
- {
- char * member_name;
-
- member_name = get_archive_member_name_at (&arch, arch.index_array[i], &nested_arch);
+ if (i == 0
+ || (i > 0 && arch.index_array[i] != arch.index_array[i - 1]))
+ {
+ char * member_name
+ = get_archive_member_name_at (&arch, arch.index_array[i],
+ &nested_arch);
- if (member_name != NULL)
- {
- char * qualified_name = make_qualified_name (&arch, &nested_arch, member_name);
+ if (member_name != NULL)
+ {
+ char * qualified_name
+ = make_qualified_name (&arch, &nested_arch,
+ member_name);
- if (qualified_name != NULL)
- {
- printf (_("Contents of binary %s at offset "), qualified_name);
+ if (qualified_name != NULL)
+ {
+ printf (_("Contents of binary %s at offset "),
+ qualified_name);
(void) print_vma (arch.index_array[i], PREFIX_HEX);
putchar ('\n');
- free (qualified_name);
- }
+ free (qualified_name);
+ }
free (member_name);
}
}
if (l >= arch.sym_size)
{
- error (_("%s: end of the symbol table reached before the end of the index\n"),
+ error (_("%s: end of the symbol table reached "
+ "before the end of the index\n"),
filedata->file_name);
ret = FALSE;
break;
}
/* PR 17531: file: 0b6630b2. */
- printf ("\t%.*s\n", (int) (arch.sym_size - l), arch.sym_table + l);
+ printf ("\t%.*s\n",
+ (int) (arch.sym_size - l), arch.sym_table + l);
l += strnlen (arch.sym_table + l, arch.sym_size - l) + 1;
}
if (fseek (filedata->handle, current_pos, SEEK_SET) != 0)
{
- error (_("%s: failed to seek back to start of object files in the archive\n"),
+ error (_("%s: failed to seek back to start of object files "
+ "in the archive\n"),
filedata->file_name);
ret = FALSE;
goto out;
/* Read the next archive header. */
if (fseek (filedata->handle, arch.next_arhdr_offset, SEEK_SET) != 0)
- {
- error (_("%s: failed to seek to next archive header\n"), arch.file_name);
- return FALSE;
- }
+ {
+ error (_("%s: failed to seek to next archive header\n"),
+ arch.file_name);
+ ret = FALSE;
+ break;
+ }
got = fread (&arch.arhdr, 1, sizeof arch.arhdr, filedata->handle);
if (got != sizeof arch.arhdr)
- {
- if (got == 0)
+ {
+ if (got == 0)
break;
/* PR 24049 - we cannot use filedata->file_name as this will
have already been freed. */
error (_("%s: failed to read archive header\n"), arch.file_name);
- ret = FALSE;
- break;
- }
+ ret = FALSE;
+ break;
+ }
if (memcmp (arch.arhdr.ar_fmag, ARFMAG, 2) != 0)
- {
- error (_("%s: did not find a valid archive header\n"), arch.file_name);
- ret = FALSE;
- break;
- }
+ {
+ error (_("%s: did not find a valid archive header\n"),
+ arch.file_name);
+ ret = FALSE;
+ break;
+ }
arch.next_arhdr_offset += sizeof arch.arhdr;
archive_file_size = strtoul (arch.arhdr.ar_size, NULL, 10);
if (archive_file_size & 01)
- ++archive_file_size;
+ ++archive_file_size;
name = get_archive_member_name (&arch, &nested_arch);
if (name == NULL)
}
if (is_thin_archive && arch.nested_member_origin == 0)
- {
- /* This is a proxy for an external member of a thin archive. */
- Filedata * member_filedata;
- char * member_file_name = adjust_relative_path
+ {
+ /* This is a proxy for an external member of a thin archive. */
+ Filedata * member_filedata;
+ char * member_file_name = adjust_relative_path
(filedata->file_name, name, namelen);
free (name);
- if (member_file_name == NULL)
- {
+ if (member_file_name == NULL)
+ {
free (qualified_name);
- ret = FALSE;
- break;
- }
+ ret = FALSE;
+ break;
+ }
- member_filedata = open_file (member_file_name);
- if (member_filedata == NULL)
- {
- error (_("Input file '%s' is not readable.\n"), member_file_name);
- free (member_file_name);
+ member_filedata = open_file (member_file_name);
+ if (member_filedata == NULL)
+ {
+ error (_("Input file '%s' is not readable.\n"), member_file_name);
+ free (member_file_name);
free (qualified_name);
- ret = FALSE;
- break;
- }
+ ret = FALSE;
+ break;
+ }
- archive_file_offset = arch.nested_member_origin;
+ archive_file_offset = arch.nested_member_origin;
member_filedata->file_name = qualified_name;
- if (! process_object (member_filedata))
+ if (! process_object (member_filedata))
ret = FALSE;
- close_file (member_filedata);
- free (member_file_name);
+ close_file (member_filedata);
+ free (member_file_name);
free (qualified_name);
- }
+ }
else if (is_thin_archive)
- {
- Filedata thin_filedata;
+ {
+ Filedata thin_filedata;
- memset (&thin_filedata, 0, sizeof (thin_filedata));
+ memset (&thin_filedata, 0, sizeof (thin_filedata));
/* PR 15140: Allow for corrupt thin archives. */
if (nested_arch.file == NULL)
}
free (name);
- /* This is a proxy for a member of a nested archive. */
- archive_file_offset = arch.nested_member_origin + sizeof arch.arhdr;
+ /* This is a proxy for a member of a nested archive. */
+ archive_file_offset = arch.nested_member_origin + sizeof arch.arhdr;
- /* The nested archive file will have been opened and setup by
- get_archive_member_name. */
- if (fseek (nested_arch.file, archive_file_offset, SEEK_SET) != 0)
- {
- error (_("%s: failed to seek to archive member.\n"), nested_arch.file_name);
+ /* The nested archive file will have been opened and setup by
+ get_archive_member_name. */
+ if (fseek (nested_arch.file, archive_file_offset, SEEK_SET) != 0)
+ {
+ error (_("%s: failed to seek to archive member.\n"),
+ nested_arch.file_name);
free (qualified_name);
- ret = FALSE;
- break;
- }
+ ret = FALSE;
+ break;
+ }
thin_filedata.handle = nested_arch.file;
thin_filedata.file_name = qualified_name;
- if (! process_object (& thin_filedata))
+ if (! process_object (& thin_filedata))
ret = FALSE;
- }
+ }
else
- {
+ {
free (name);
- archive_file_offset = arch.next_arhdr_offset;
- arch.next_arhdr_offset += archive_file_size;
+ archive_file_offset = arch.next_arhdr_offset;
+ arch.next_arhdr_offset += archive_file_size;
filedata->file_name = qualified_name;
- if (! process_object (filedata))
+ if (! process_object (filedata))
ret = FALSE;
- }
+ }
free (qualified_name);
}
free (filedata);
free (ba_cache.strtab);
+ ba_cache.strtab = NULL;
free (ba_cache.symtab);
+ ba_cache.symtab = NULL;
ba_cache.filedata = NULL;
return ret;