/* readelf.c -- display contents of an ELF format file
- Copyright (C) 1998-2019 Free Software Foundation, Inc.
+ Copyright (C) 1998-2020 Free Software Foundation, Inc.
Originally developed by Eric Youngdale <eric@andante.jic.com>
Modifications by Nick Clifton <nickc@redhat.com>
#include "elf/xgate.h"
#include "elf/xstormy16.h"
#include "elf/xtensa.h"
+#include "elf/z80.h"
#include "getopt.h"
#include "libiberty.h"
return find_section (filedata, name);
}
-/* Read an unsigned LEB128 encoded value from DATA.
- Set *LENGTH_RETURN to the number of bytes read. */
-
-static inline unsigned long
-read_uleb128 (unsigned char * data,
- unsigned int * length_return,
- const unsigned char * const end)
-{
- return read_leb128 (data, length_return, FALSE, end);
-}
-
/* Return TRUE if the current file is for IA-64 machine and OpenVMS ABI.
This OS has so many departures from the ELF standard that we test it at
many places. */
else
rtype = elf_nfp_reloc_type (type);
break;
+
+ case EM_Z80:
+ rtype = elf_z80_reloc_type (type);
+ break;
}
if (rtype == NULL)
{
if (symtab == NULL || symtab_index >= nsyms)
{
- error (_(" bad symbol index: %08lx in reloc"), (unsigned long) symtab_index);
+ error (_(" bad symbol index: %08lx in reloc\n"),
+ (unsigned long) symtab_index);
res = FALSE;
}
else
printf (_("<string table index: %3ld>"), psym->st_name);
else if (psym->st_name >= strtablen)
{
- error (_("<corrupt string table index: %3ld>"), psym->st_name);
+ error (_("<corrupt string table index: %3ld>\n"),
+ psym->st_name);
res = FALSE;
}
else
if (e_flags & ~ EF_MSP430_MACH)
strcat (buf, _(": unknown extra flag bits also present"));
+ break;
+
+ case EM_Z80:
+ switch (e_flags & EF_Z80_MACH_MSK)
+ {
+ case EF_Z80_MACH_Z80: strcat (buf, ", Z80"); break;
+ case EF_Z80_MACH_Z180: strcat (buf, ", Z180"); break;
+ case EF_Z80_MACH_R800: strcat (buf, ", R800"); break;
+ case EF_Z80_MACH_EZ80_Z80: strcat (buf, ", EZ80"); break;
+ case EF_Z80_MACH_EZ80_ADL: strcat (buf, ", EZ80, ADL"); break;
+ case EF_Z80_MACH_GBZ80: strcat (buf, ", GBZ80"); break;
+ case EF_Z80_MACH_Z80N: strcat (buf, ", Z80N"); break;
+ default:
+ strcat (buf, _(", unknown")); break;
+ }
+ break;
}
}
return FALSE;
}
- init_dwarf_regnames (header->e_machine);
+ init_dwarf_regnames_by_elf_machine_code (header->e_machine);
if (do_header)
{
unsigned int j;
for (j = 1; j < filedata->file_header.e_phnum; j++)
- if (filedata->program_headers[j].p_vaddr <= segment->p_vaddr
- && (filedata->program_headers[j].p_vaddr
- + filedata->program_headers[j].p_memsz)
- >= (segment->p_vaddr + segment->p_filesz))
- break;
+ {
+ Elf_Internal_Phdr *load = filedata->program_headers + j;
+ if (load->p_type == PT_LOAD
+ && load->p_offset <= segment->p_offset
+ && (load->p_offset + load->p_filesz
+ >= segment->p_offset + segment->p_filesz)
+ && load->p_vaddr <= segment->p_vaddr
+ && (load->p_vaddr + load->p_filesz
+ >= segment->p_vaddr + segment->p_filesz))
+ break;
+ }
if (j == filedata->file_header.e_phnum)
error (_("the PHDR segment is not covered by a LOAD segment\n"));
}
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_Shdr * section;
unsigned int i;
+ free (filedata->section_headers);
filedata->section_headers = NULL;
if (filedata->file_header.e_shnum == 0)
/* Scan the sections for the dynamic symbol table
and dynamic string table and debug sections. */
+ free (dynamic_symbols);
dynamic_symbols = NULL;
+ num_dynamic_syms = 0;
+ free (dynamic_strings);
dynamic_strings = NULL;
+ dynamic_strings_length = 0;
+ free (dynamic_syminfo);
dynamic_syminfo = NULL;
- symtab_shndx_list = NULL;
+ while (symtab_shndx_list != NULL)
+ {
+ elf_section_list *next = symtab_shndx_list->next;
+ free (symtab_shndx_list);
+ symtab_shndx_list = next;
+ }
eh_addr_size = is_32bit_elf ? 4 : 8;
switch (filedata->file_header.e_machine)
{
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)
{
const char * lib_name;
imfs = get_data (NULL, filedata, dynamic_addr + fixup->fixup_rela_off,
- 1, fixup->fixup_rela_cnt * sizeof (*imfs),
+ sizeof (*imfs), fixup->fixup_rela_cnt,
_("dynamic section image fixups"));
if (!imfs)
return FALSE;
(unsigned long) fixup->needed);
lib_name = "???";
}
+
printf (_("\nImage fixups for needed library #%d: %s - ident: %lx\n"),
(int) fixup->fixup_needed, lib_name, (long) fixup->needed_ident);
printf
long i;
imrs = get_data (NULL, filedata, dynamic_addr + imgrela->img_rela_off,
- 1, imgrela->img_rela_cnt * sizeof (*imrs),
+ sizeof (*imrs), imgrela->img_rela_cnt,
_("dynamic section image relocations"));
if (!imrs)
return FALSE;
if (strtab == NULL)
strtab = get_data (NULL, filedata, dynamic_addr + strtab_off,
1, strtab_sz, _("dynamic string section"));
+ if (strtab == NULL)
+ strtab_sz = 0;
break;
case DT_IA_64_VMS_NEEDED_IDENT:
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;
}
if (i == sizeof (buf))
{
- error (_("corrupt change to vsp"));
+ error (_("corrupt change to vsp\n"));
res = FALSE;
}
else
{
- offset = read_uleb128 (buf, &len, buf + i + 1);
+ offset = read_leb128 (buf, buf + i + 1, FALSE, &len, NULL);
assert (len == i + 1);
offset = offset * 4 + 0x204;
printf ("vsp = vsp + %ld", offset);
return FALSE;
}
- offset = read_uleb128 (buf, &len, buf + i + 1);
+ offset = read_leb128 (buf, buf + i + 1, FALSE, &len, NULL);
assert (len == i + 1);
offset = offset * 8 + 0x408;
printf (_("sp = sp + %ld"), offset);
{
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;
if ((bfd_size_type) section.sh_offset > filedata->file_size)
{
/* See PR 21379 for a reproducer. */
- error (_("Invalid DT_SYMTAB entry: %lx"), (long) section.sh_offset);
+ error (_("Invalid DT_SYMTAB entry: %lx\n"),
+ (long) section.sh_offset);
return FALSE;
}
off = offset_from_vma (filedata,
version_info[DT_VERSIONTAGIDX (DT_VERSYM)],
total * sizeof (short));
- edata = (unsigned char *) get_data (NULL, filedata, off, total,
- sizeof (short),
- _("version symbol data"));
+ edata = (unsigned char *) get_data (NULL, filedata, off,
+ sizeof (short), total,
+ _("version symbol data"));
if (!edata)
{
free (strtab);
case STV_HIDDEN: return "HIDDEN";
case STV_PROTECTED: return "PROTECTED";
default:
- error (_("Unrecognized visibility value: %u"), visibility);
+ error (_("Unrecognized visibility value: %u\n"), visibility);
return _("<unknown>");
}
}
case STO_ALPHA_NOPV: return "NOPV";
case STO_ALPHA_STD_GPLOAD: return "STD GPLOAD";
default:
- error (_("Unrecognized alpah specific other value: %u"), other);
+ error (_("Unrecognized alpha specific other value: %u\n"), other);
return _("<unknown>");
}
}
return NULL;
}
- /* Be kind to memory chekers (eg valgrind, address sanitizer) by not
+ /* Be kind to memory checkers (eg valgrind, address sanitizer) by not
attempting to allocate memory when the read is bound to fail. */
if (ent_size * number > filedata->file_size)
{
buckets = get_dynamic_data (filedata, nbuckets, hash_ent_size);
chains = get_dynamic_data (filedata, nchains, hash_ent_size);
- no_hash:
if (buckets == NULL || chains == NULL)
{
- if (do_using_dynamic)
- return FALSE;
+ no_hash:
free (buckets);
free (chains);
buckets = NULL;
chains = NULL;
nbuckets = 0;
nchains = 0;
+ if (do_using_dynamic)
+ goto err_out;
}
}
if (gnubuckets[i] != 0)
{
if (gnubuckets[i] < gnusymidx)
- return FALSE;
+ goto err_out;
if (maxchain == 0xffffffff || gnubuckets[i] > maxchain)
maxchain = gnubuckets[i];
}
mipsxlat = get_dynamic_data (filedata, maxchain, 4);
- }
-
- no_gnu_hash:
- if (dynamic_info_DT_MIPS_XHASH && mipsxlat == NULL)
- {
- free (gnuchains);
- gnuchains = NULL;
- }
- if (gnuchains == NULL)
- {
- free (gnubuckets);
- gnubuckets = NULL;
- ngnubuckets = 0;
- if (do_using_dynamic)
- return FALSE;
+ if (mipsxlat == NULL)
+ {
+ no_gnu_hash:
+ free (gnuchains);
+ gnuchains = NULL;
+ free (gnubuckets);
+ gnubuckets = NULL;
+ ngnubuckets = 0;
+ if (do_using_dynamic)
+ goto err_out;
+ }
}
}
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);
}
if (lengths == NULL)
{
error (_("Out of memory allocating space for histogram buckets\n"));
- return FALSE;
+ goto err_out;
}
visited = xcmalloc (nchains, 1);
memset (visited, 0, nchains);
{
free (lengths);
error (_("Out of memory allocating space for histogram counts\n"));
- return FALSE;
+ goto err_out;
}
for (hn = 0; hn < nbuckets; ++hn)
free (lengths);
}
- if (buckets != NULL)
- {
- free (buckets);
- free (chains);
- }
+ free (buckets);
+ buckets = NULL;
+ free (chains);
+ chains = NULL;
if (do_histogram && gnubuckets != NULL)
{
if (lengths == NULL)
{
error (_("Out of memory allocating space for gnu histogram buckets\n"));
- return FALSE;
+ goto err_out;
}
printf (_(" Length Number %% of total Coverage\n"));
{
free (lengths);
error (_("Out of memory allocating space for gnu histogram counts\n"));
- return FALSE;
+ goto err_out;
}
for (hn = 0; hn < ngnubuckets; ++hn)
free (counts);
free (lengths);
- free (gnubuckets);
- free (gnuchains);
- free (mipsxlat);
}
-
+ free (gnubuckets);
+ free (gnuchains);
+ free (mipsxlat);
return TRUE;
+
+ err_out:
+ free (gnubuckets);
+ free (gnuchains);
+ free (mipsxlat);
+ free (buckets);
+ free (chains);
+ return FALSE;
}
static bfd_boolean
return TRUE;
}
-#define IN_RANGE(START,END,ADDR,OFF) \
- (((ADDR) >= (START)) && ((ADDR) + (OFF) < (END)))
+/* A macro which evaluates to TRUE if the region ADDR .. ADDR + NELEM
+ is contained by the region START .. END. The types of ADDR, START
+ and END should all be the same. Note both ADDR + NELEM and END
+ point to just beyond the end of the regions that are being tested. */
+#define IN_RANGE(START,END,ADDR,NELEM) \
+ (((ADDR) >= (START)) && ((ADDR) < (END)) && ((ADDR) + (NELEM) <= (END)))
/* Check to see if the given reloc needs to be handled in a target specific
manner. If so then process the reloc and return TRUE otherwise return
case EM_XTENSA_OLD:
case EM_XTENSA:
return reloc_type == 1; /* R_XTENSA_32. */
+ case EM_Z80:
+ return reloc_type == 6; /* R_Z80_32. */
default:
{
static unsigned int prev_warn = 0;
return reloc_type == 4; /* R_MN10200_24. */
case EM_FT32:
return reloc_type == 5; /* R_FT32_20. */
+ case EM_Z80:
+ return reloc_type == 5; /* R_Z80_24. */
default:
return FALSE;
}
return reloc_type == 2; /* R_XC16C_ABS_16. */
case EM_XGATE:
return reloc_type == 3; /* R_XGATE_16. */
+ case EM_Z80:
+ return reloc_type == 4; /* R_Z80_16. */
default:
return FALSE;
}
{
case EM_RISCV:
return reloc_type == 54; /* R_RISCV_SET8. */
+ case EM_Z80:
+ return reloc_type == 1; /* R_Z80_8. */
default:
return FALSE;
}
case EM_TI_C6000:/* R_C6000_NONE. */
case EM_X86_64: /* R_X86_64_NONE. */
case EM_XC16X:
+ case EM_Z80: /* R_Z80_NONE. */
case EM_WEBASSEMBLY: /* R_WASM32_NONE. */
return reloc_type == 0;
|| relsec->sh_link >= filedata->file_header.e_shnum)
continue;
+ symsec = filedata->section_headers + relsec->sh_link;
+ if (symsec->sh_type != SHT_SYMTAB
+ && symsec->sh_type != SHT_DYNSYM)
+ return FALSE;
+
is_rela = relsec->sh_type == SHT_RELA;
if (is_rela)
if (filedata->file_header.e_machine == EM_SH)
is_rela = FALSE;
- symsec = filedata->section_headers + relsec->sh_link;
- if (symsec->sh_type != SHT_SYMTAB
- && symsec->sh_type != SHT_DYNSYM)
- return FALSE;
symtab = GET_ELF_SYMBOLS (filedata, symsec, & num_syms);
for (rp = relocs; rp < relocs + num_relocs; ++rp)
}
rloc = start + rp->r_offset;
- if (rloc >= end || (rloc + reloc_size) > end || (rloc < start))
+ if (!IN_RANGE (start, end, rloc, reloc_size))
{
warn (_("skipping invalid relocation offset 0x%lx in section %s\n"),
(unsigned long) rp->r_offset,
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
end = start + num_bytes;
some_strings_shown = FALSE;
+#ifdef HAVE_MBSTATE_T
+ mbstate_t state;
+ /* Initialise the multibyte conversion state. */
+ memset (& state, 0, sizeof (state));
+#endif
+
+ bfd_boolean continuing = FALSE;
+
while (data < end)
{
while (!ISPRINT (* data))
{
size_t maxlen = end - data;
+ if (continuing)
+ {
+ printf (" ");
+ continuing = FALSE;
+ }
+ else
+ {
#ifndef __MSVCRT__
- /* PR 11128: Use two separate invocations in order to work
- around bugs in the Solaris 8 implementation of printf. */
- printf (" [%6tx] ", data - start);
+ /* PR 11128: Use two separate invocations in order to work
+ around bugs in the Solaris 8 implementation of printf. */
+ printf (" [%6tx] ", data - start);
#else
- printf (" [%6Ix] ", (size_t) (data - start));
+ printf (" [%6Ix] ", (size_t) (data - start));
#endif
+ }
+
if (maxlen > 0)
{
- print_symbol ((int) maxlen, (const char *) data);
- putchar ('\n');
- data += strnlen ((const char *) data, maxlen);
+ char c;
+
+ while (maxlen)
+ {
+ c = *data++;
+
+ if (c == 0)
+ break;
+
+ /* PR 25543: Treat new-lines as string-ending characters. */
+ if (c == '\n')
+ {
+ printf ("\\n\n");
+ if (*data != 0)
+ continuing = TRUE;
+ break;
+ }
+
+ /* Do not print control characters directly as they can affect terminal
+ settings. Such characters usually appear in the names generated
+ by the assembler for local labels. */
+ if (ISCNTRL (c))
+ {
+ printf ("^%c", c + 0x40);
+ }
+ else if (ISPRINT (c))
+ {
+ putchar (c);
+ }
+ else
+ {
+ size_t n;
+#ifdef HAVE_MBSTATE_T
+ wchar_t w;
+#endif
+ /* Let printf do the hard work of displaying multibyte characters. */
+ printf ("%.1s", data - 1);
+#ifdef HAVE_MBSTATE_T
+ /* Try to find out how many bytes made up the character that was
+ just printed. Advance the symbol pointer past the bytes that
+ were displayed. */
+ n = mbrtowc (& w, (char *)(data - 1), MB_CUR_MAX, & state);
+#else
+ n = 1;
+#endif
+ if (n != (size_t) -1 && n != (size_t) -2 && n > 0)
+ data += (n - 1);
+ }
+ }
+
+ if (c != '\n')
+ putchar ('\n');
}
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 *
? sizeof (Elf32_External_Chdr)
: sizeof (Elf64_External_Chdr)))
{
- warn (_("compressed section %s is too small to contain a compression header"),
+ warn (_("compressed section %s is too small to contain a compression header\n"),
section->name);
return FALSE;
}
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)
{
return TRUE;
}
+#if HAVE_LIBDEBUGINFOD
+/* Return a hex string representation of the build-id. */
+unsigned char *
+get_build_id (void * data)
+{
+ Filedata * filedata = (Filedata *)data;
+ Elf_Internal_Shdr * shdr;
+ unsigned long i;
+
+ /* Iterate through notes to find note.gnu.build-id.
+ FIXME: Only the first note in any note section is examined. */
+ for (i = 0, shdr = filedata->section_headers;
+ i < filedata->file_header.e_shnum && shdr != NULL;
+ i++, shdr++)
+ {
+ if (shdr->sh_type != SHT_NOTE)
+ continue;
+
+ char * next;
+ char * end;
+ size_t data_remaining;
+ size_t min_notesz;
+ Elf_External_Note * enote;
+ Elf_Internal_Note inote;
+
+ bfd_vma offset = shdr->sh_offset;
+ bfd_vma align = shdr->sh_addralign;
+ bfd_vma length = shdr->sh_size;
+
+ enote = (Elf_External_Note *) get_section_contents (shdr, filedata);
+ if (enote == NULL)
+ continue;
+
+ if (align < 4)
+ align = 4;
+ else if (align != 4 && align != 8)
+ {
+ free (enote);
+ continue;
+ }
+
+ end = (char *) enote + length;
+ data_remaining = end - (char *) enote;
+
+ if (!is_ia64_vms (filedata))
+ {
+ min_notesz = offsetof (Elf_External_Note, name);
+ if (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;
+
+ inote.type = BYTE_GET (enote->type);
+ inote.namesz = BYTE_GET (enote->namesz);
+ inote.namedata = enote->name;
+ inote.descsz = BYTE_GET (enote->descsz);
+ inote.descdata = ((char *) enote
+ + ELF_NOTE_DESC_OFFSET (inote.namesz, align));
+ inote.descpos = offset + (inote.descdata - (char *) enote);
+ next = ((char *) enote
+ + ELF_NOTE_NEXT_OFFSET (inote.namesz, inote.descsz, align));
+ }
+ else
+ {
+ Elf64_External_VMS_Note *vms_enote;
+
+ /* PR binutils/15191
+ Make sure that there is enough data to read. */
+ min_notesz = offsetof (Elf64_External_VMS_Note, name);
+ if (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;
+
+ vms_enote = (Elf64_External_VMS_Note *) enote;
+ inote.type = BYTE_GET (vms_enote->type);
+ inote.namesz = BYTE_GET (vms_enote->namesz);
+ inote.namedata = vms_enote->name;
+ inote.descsz = BYTE_GET (vms_enote->descsz);
+ inote.descdata = inote.namedata + align_power (inote.namesz, 3);
+ inote.descpos = offset + (inote.descdata - (char *) enote);
+ next = inote.descdata + align_power (inote.descsz, 3);
+ }
+
+ /* Skip malformed notes. */
+ if ((size_t) (inote.descdata - inote.namedata) < inote.namesz
+ || (size_t) (inote.descdata - inote.namedata) > data_remaining
+ || (size_t) (next - inote.descdata) < inote.descsz
+ || ((size_t) (next - inote.descdata)
+ > data_remaining - (size_t) (inote.descdata - inote.namedata)))
+ {
+ warn (_("\
+malformed note encountered in section %s whilst scanning for build-id note\n"),
+ printable_section_name (filedata, shdr));
+ free (enote);
+ continue;
+ }
+
+ /* Check if this is the build-id note. If so then convert the build-id
+ bytes to a hex string. */
+ if (inote.namesz > 0
+ && const_strneq (inote.namedata, "GNU")
+ && inote.type == NT_GNU_BUILD_ID)
+ {
+ unsigned long j;
+ char * build_id;
+
+ build_id = malloc (inote.descsz * 2 + 1);
+ if (build_id == 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;
+}
+#endif /* HAVE_LIBDEBUGINFOD */
+
/* If this is not NULL, load_debug_section will only look for sections
within the list of sections given here. */
static unsigned int * section_subset = NULL;
section->start = NULL;
section->address = 0;
section->size = 0;
+
+ if (section->reloc_info != NULL)
+ {
+ free (section->reloc_info);
+ section->reloc_info = NULL;
+ section->num_relocs = 0;
+ }
}
static bfd_boolean
}
else
{
- unsigned int len;
-
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf ("%ld (0x%lx)\n", val, val);
}
const unsigned char * const end)
{
unsigned int tag;
- unsigned int len;
unsigned int val;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
switch (tag)
{
case Tag_ARC_PCS_config:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_PCS_config: ");
switch (val)
{
break;
case Tag_ARC_CPU_base:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_CPU_base: ");
switch (val)
{
break;
case Tag_ARC_CPU_variation:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_CPU_variation: ");
switch (val)
{
break;
case Tag_ARC_ABI_rf16:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_rf16: %s\n", val ? _("yes") : _("no"));
break;
case Tag_ARC_ABI_osver:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_osver: v%d\n", val);
break;
case Tag_ARC_ABI_pic:
case Tag_ARC_ABI_sda:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (tag == Tag_ARC_ABI_sda ? " Tag_ARC_ABI_sda: "
: " Tag_ARC_ABI_pic: ");
switch (val)
break;
case Tag_ARC_ABI_tls:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_tls: %s\n", val ? "r25": "none");
break;
case Tag_ARC_ABI_enumsize:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_enumsize: %s\n", val ? _("default") :
_("smallest"));
break;
case Tag_ARC_ABI_exceptions:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_exceptions: %s\n", val ? _("OPTFP")
: _("default"));
break;
case Tag_ARC_ABI_double_size:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_double_size: %d\n", val);
break;
break;
case Tag_ARC_ISA_mpy_option:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ISA_mpy_option: %d\n", val);
break;
case Tag_ARC_ATR_version:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ATR_version: %d\n", val);
break;
const unsigned char * const end)
{
unsigned int tag;
- unsigned int len;
unsigned int val;
arm_attr_public_tag * attr;
unsigned i;
unsigned int type;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
attr = NULL;
for (i = 0; i < ARRAY_SIZE (arm_attr_public_tags); i++)
{
switch (tag)
{
case 7: /* Tag_CPU_arch_profile. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case 24: /* Tag_align_needed. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case 25: /* Tag_align_preserved. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
case 32: /* Tag_compatibility. */
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (_("flag = %d, vendor = "), val);
if (p < end - 1)
{
break;
case 65: /* Tag_also_compatible_with. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
if (val == 6 /* Tag_CPU_arch. */)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
if ((unsigned int) val >= ARRAY_SIZE (arm_attr_tag_CPU_arch))
printf ("??? (%d)\n", val);
else
default:
assert (attr->type & 0x80);
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
type = attr->type & 0x7f;
if (val >= type)
printf ("??? (%d)\n", val);
unsigned char * (* display_proc_gnu_attribute) (unsigned char *, unsigned int, const unsigned char * const),
const unsigned char * const end)
{
- int tag;
- unsigned int len;
+ unsigned int tag;
unsigned int val;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
/* Tag_compatibility is the only generic GNU attribute defined at
present. */
if (tag == 32)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (_("flag = %d, vendor = "), val);
if (p == end)
unsigned int tag,
const unsigned char * const end)
{
- unsigned int len;
unsigned int val;
if (tag == Tag_GNU_Power_ABI_FP)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_Power_ABI_FP: ");
- if (len == 0)
+ if (p == end)
{
printf (_("<corrupt>\n"));
return p;
}
+ READ_ULEB (val, p, end);
if (val > 15)
printf ("(%#x), ", val);
if (tag == Tag_GNU_Power_ABI_Vector)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_Power_ABI_Vector: ");
- if (len == 0)
+ if (p == end)
{
printf (_("<corrupt>\n"));
return p;
}
+ READ_ULEB (val, p, end);
if (val > 3)
printf ("(%#x), ", val);
if (tag == Tag_GNU_Power_ABI_Struct_Return)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_Power_ABI_Struct_Return: ");
- if (len == 0)
+ if (p == end)
{
printf (_("<corrupt>\n"));
return p;
}
+ READ_ULEB (val, p, end);
if (val > 2)
printf ("(%#x), ", val);
unsigned int tag,
const unsigned char * const end)
{
- unsigned int len;
- int val;
+ unsigned int val;
if (tag == Tag_GNU_S390_ABI_Vector)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_S390_ABI_Vector: ");
+ READ_ULEB (val, p, end);
switch (val)
{
unsigned int tag,
const unsigned char * const end)
{
- unsigned int len;
- int val;
+ unsigned int val;
if (tag == Tag_GNU_Sparc_HWCAPS)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_GNU_Sparc_HWCAPS: ");
display_sparc_hwcaps (val);
return p;
}
if (tag == Tag_GNU_Sparc_HWCAPS2)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_GNU_Sparc_HWCAPS2: ");
display_sparc_hwcaps2 (val);
return p;
{
if (tag == Tag_GNU_MIPS_ABI_FP)
{
- unsigned int len;
unsigned int val;
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_MIPS_ABI_FP: ");
-
+ READ_ULEB (val, p, end);
print_mips_fp_abi_value (val);
-
return p;
}
if (tag == Tag_GNU_MIPS_ABI_MSA)
{
- unsigned int len;
unsigned int val;
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_MIPS_ABI_MSA: ");
+ READ_ULEB (val, p, end);
switch (val)
{
const unsigned char * const end)
{
unsigned int tag;
- unsigned int len;
- int val;
+ unsigned int val;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
switch (tag)
{
case Tag_ISA:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ISA: ");
+ READ_ULEB (val, p, end);
switch (val)
{
return p;
case Tag_ABI_wchar_t:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ABI_wchar_t: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0:
return p;
case Tag_ABI_stack_align_needed:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ABI_stack_align_needed: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0:
return p;
case Tag_ABI_stack_align_preserved:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_stack_align_preserved: ");
switch (val)
{
return p;
case Tag_ABI_DSBT:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_DSBT: ");
switch (val)
{
return p;
case Tag_ABI_PID:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_PID: ");
switch (val)
{
return p;
case Tag_ABI_PIC:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_PIC: ");
switch (val)
{
return p;
case Tag_ABI_array_object_alignment:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_array_object_alignment: ");
switch (val)
{
return p;
case Tag_ABI_array_object_align_expected:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_array_object_align_expected: ");
switch (val)
{
case Tag_ABI_compatibility:
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_compatibility: ");
printf (_("flag = %d, vendor = "), val);
if (p < end - 1)
display_msp430x_attribute (unsigned char * p,
const unsigned char * const end)
{
- unsigned int len;
unsigned int val;
unsigned int tag;
- tag = read_uleb128 (p, & len, end);
- p += len;
+ READ_ULEB (tag, p, end);
switch (tag)
{
case OFBA_MSPABI_Tag_ISA:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ISA: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case OFBA_MSPABI_Tag_Code_Model:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_Code_Model: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case OFBA_MSPABI_Tag_Data_Model:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_Data_Model: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
}
else
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf ("%d (0x%x)\n", val, val);
}
break;
{
if (tag == Tag_GNU_MSP430_Data_Region)
{
- unsigned int len;
- int val;
+ unsigned int val;
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_MSP430_Data_Region: ");
+ READ_ULEB (val, p, end);
switch (val)
{
printf (_("Lower Region Only\n"));
break;
default:
- printf ("??? (%d)\n", val);
+ printf ("??? (%u)\n", val);
}
return p;
}
struct riscv_attr_tag_t {
const char *name;
- int tag;
+ unsigned int tag;
};
static struct riscv_attr_tag_t riscv_attr_tag[] =
display_riscv_attribute (unsigned char *p,
const unsigned char * const end)
{
- unsigned int len;
- int val;
- int tag;
+ unsigned int val;
+ unsigned int tag;
struct riscv_attr_tag_t *attr = NULL;
unsigned i;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
/* Find the name of attribute. */
for (i = 0; i < ARRAY_SIZE (riscv_attr_tag); i++)
case Tag_RISCV_priv_spec:
case Tag_RISCV_priv_spec_minor:
case Tag_RISCV_priv_spec_revision:
- val = read_uleb128 (p, &len, end);
- p += len;
- printf (_("%d\n"), val);
+ READ_ULEB (val, p, end);
+ printf (_("%u\n"), val);
break;
case Tag_RISCV_unaligned_access:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0:
}
break;
case Tag_RISCV_stack_align:
- val = read_uleb128 (p, &len, end);
- p += len;
- printf (_("%d-bytes\n"), val);
+ READ_ULEB (val, p, end);
+ printf (_("%u-bytes\n"), val);
break;
case Tag_RISCV_arch:
p = display_tag_value (-1, p, end);
while (attr_len > 0 && p < contents + sect->sh_size)
{
int tag;
- int val;
+ unsigned int val;
bfd_vma size;
unsigned char * end;
do_numlist:
for (;;)
{
- unsigned int j;
-
- val = read_uleb128 (p, &j, end);
- p += j;
+ READ_ULEB (val, p, end);
if (val == 0)
break;
printf (" %d", val);
size_t cnt;
elib = (Elf32_External_Lib *) get_data (NULL, filedata, liblist_offset,
- liblistno,
- sizeof (Elf32_External_Lib),
- _("liblist section data"));
+ sizeof (Elf32_External_Lib),
+ liblistno,
+ _("liblist section data"));
if (elib)
{
printf (ngettext ("\nSection '.liblist' contains %lu entry:\n",
Elf32_External_Conflict * econf32;
econf32 = (Elf32_External_Conflict *)
- get_data (NULL, filedata, conflicts_offset, conflictsno,
- sizeof (* econf32), _("conflict"));
+ 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]);
Elf64_External_Conflict * econf64;
econf64 = (Elf64_External_Conflict *)
- get_data (NULL, filedata, conflicts_offset, conflictsno,
- sizeof (* econf64), _("conflict"));
+ 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]);
printf ("%02x ", ptr[j] & 0xff);
printf (">");
-next:
+ next:
ptr += ((datasz + (size - 1)) & ~ (size - 1));
if (ptr == ptr_end)
break;
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 *
return _("NetBSD ELF auxiliary vector data");
#endif
+#ifdef NT_NETBSDCORE_LWPSTATUS
+ case NT_NETBSDCORE_LWPSTATUS:
+ return _("PT_LWPSTATUS (ptrace_lwpstatus structure)");
+#endif
+
default:
- /* As of Jan 2002 there are no other machine-independent notes
+ /* As of Jan 2020 there are no other machine-independent notes
defined for NetBSD core files. If the note type is less
than the start of the machine-dependent note types, we don't
understand it. */
return FALSE;
}
+struct build_attr_cache {
+ Filedata *filedata;
+ char *strtab;
+ unsigned long strtablen;
+ Elf_Internal_Sym *symtab;
+ unsigned long nsyms;
+} ba_cache;
+
/* Find the symbol associated with a build attribute that is attached
to address OFFSET. If PNAME is non-NULL then store the name of
the symbol (if found) in the provided pointer, Returns NULL if a
bfd_boolean is_open_attr,
const char ** pname)
{
- static Filedata * saved_filedata = NULL;
- static char * strtab;
- static unsigned long strtablen;
- static Elf_Internal_Sym * symtab;
- static unsigned long nsyms;
- Elf_Internal_Sym * saved_sym = NULL;
- Elf_Internal_Sym * sym;
+ Elf_Internal_Sym *saved_sym = NULL;
+ Elf_Internal_Sym *sym;
if (filedata->section_headers != NULL
- && (saved_filedata == NULL || filedata != saved_filedata))
+ && (ba_cache.filedata == NULL || filedata != ba_cache.filedata))
{
Elf_Internal_Shdr * symsec;
+ free (ba_cache.strtab);
+ ba_cache.strtab = NULL;
+ free (ba_cache.symtab);
+ ba_cache.symtab = NULL;
+
/* Load the symbol and string sections. */
for (symsec = filedata->section_headers;
symsec < filedata->section_headers + filedata->file_header.e_shnum;
symsec ++)
{
- if (symsec->sh_type == SHT_SYMTAB)
- {
- symtab = GET_ELF_SYMBOLS (filedata, symsec, & nsyms);
-
- if (symsec->sh_link < filedata->file_header.e_shnum)
- {
- Elf_Internal_Shdr * strtab_sec = filedata->section_headers + symsec->sh_link;
-
- strtab = (char *) get_data (NULL, filedata, strtab_sec->sh_offset,
- 1, strtab_sec->sh_size,
- _("string table"));
- strtablen = strtab != NULL ? strtab_sec->sh_size : 0;
- }
- }
+ if (symsec->sh_type == SHT_SYMTAB
+ && get_symtab (filedata, symsec,
+ &ba_cache.symtab, &ba_cache.nsyms,
+ &ba_cache.strtab, &ba_cache.strtablen))
+ break;
}
- saved_filedata = filedata;
+ ba_cache.filedata = filedata;
}
- if (symtab == NULL || strtab == NULL)
+ if (ba_cache.symtab == NULL)
return NULL;
/* Find a symbol whose value matches offset. */
- for (sym = symtab; sym < symtab + nsyms; sym ++)
+ for (sym = ba_cache.symtab; sym < ba_cache.symtab + ba_cache.nsyms; sym ++)
if (sym->st_value == offset)
{
- if (sym->st_name >= strtablen)
+ if (sym->st_name >= ba_cache.strtablen)
/* Huh ? This should not happen. */
continue;
- if (strtab[sym->st_name] == 0)
+ if (ba_cache.strtab[sym->st_name] == 0)
continue;
/* The AArch64 and ARM architectures define mapping symbols
(eg $d, $x, $t) which we want to ignore. */
- if (strtab[sym->st_name] == '$'
- && strtab[sym->st_name + 1] != 0
- && strtab[sym->st_name + 2] == 0)
+ if (ba_cache.strtab[sym->st_name] == '$'
+ && ba_cache.strtab[sym->st_name + 1] != 0
+ && ba_cache.strtab[sym->st_name + 2] == 0)
continue;
if (is_open_attr)
{
/* If the symbol has a size associated
with it then we can stop searching. */
- sym = symtab + nsyms;
+ sym = ba_cache.symtab + ba_cache.nsyms;
}
continue;
}
if (saved_sym && pname)
- * pname = strtab + saved_sym->st_name;
+ * pname = ba_cache.strtab + saved_sym->st_name;
return saved_sym;
}
if (pnotes)
{
if (! apply_relocations (filedata, section, (unsigned char *) pnotes, length, NULL, NULL))
- return FALSE;
+ {
+ free (pnotes);
+ return FALSE;
+ }
}
}
else
{
warn (_("Corrupt note: alignment %ld, expecting 4 or 8\n"),
(long) align);
+ free (pnotes);
return FALSE;
}
filedata->string_table = NULL;
filedata->string_table_length = 0;
+ if (filedata->dump_sects != NULL)
+ {
+ free (filedata->dump_sects);
+ filedata->dump_sects = NULL;
+ filedata->num_dump_sects = 0;
+ }
+
if (dynamic_strings)
{
free (dynamic_strings);
dynamic_section = NULL;
}
+ while (symtab_shndx_list != NULL)
+ {
+ elf_section_list *next = symtab_shndx_list->next;
+ free (symtab_shndx_list);
+ symtab_shndx_list = next;
+ }
+
if (section_headers_groups)
{
free (section_headers_groups);
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 (qualified_name == NULL)
{
error (_("%s: bad archive file name\n"), arch.file_name);
+ free (name);
ret = FALSE;
break;
}
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);
- if (member_file_name == NULL)
- {
- ret = FALSE;
- break;
- }
+ free (name);
+ if (member_file_name == NULL)
+ {
+ free (qualified_name);
+ 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);
- 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);
+ free (qualified_name);
+ 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);
+ }
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)
{
error (_("%s: contains corrupt thin archive: %s\n"),
qualified_name, name);
+ free (qualified_name);
+ free (name);
ret = FALSE;
break;
}
+ 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);
- ret = FALSE;
- break;
- }
+ /* 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;
+ }
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
- {
- archive_file_offset = arch.next_arhdr_offset;
- arch.next_arhdr_offset += archive_file_size;
-
+ {
+ free (name);
+ archive_file_offset = arch.next_arhdr_offset;
filedata->file_name = qualified_name;
- if (! process_object (filedata))
+ if (! process_object (filedata))
ret = FALSE;
- }
-
- if (filedata->dump_sects != NULL)
- {
- free (filedata->dump_sects);
- filedata->dump_sects = NULL;
- filedata->num_dump_sects = 0;
+ arch.next_arhdr_offset += archive_file_size;
+ /* Stop looping with "negative" archive_file_size. */
+ if (arch.next_arhdr_offset < archive_file_size)
+ arch.next_arhdr_offset = -1ul;
}
free (qualified_name);
}
fclose (filedata->handle);
+ free (filedata->section_headers);
+ free (filedata->program_headers);
+ free (filedata->string_table);
+ free (filedata->dump_sects);
free (filedata);
+ free (ba_cache.strtab);
+ ba_cache.strtab = NULL;
+ free (ba_cache.symtab);
+ ba_cache.symtab = NULL;
+ ba_cache.filedata = NULL;
+
return ret;
}