#include <assert.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <time.h>
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#ifndef PATH_MAX
# ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
# endif
# ifndef PATH_MAX
# ifdef MAXPATHLEN
# define PATH_MAX MAXPATHLEN
# else
# define PATH_MAX 1024
# endif
# endif
#endif
#if __GNUC__ >= 2
#define BFD64
#endif
#include "dwarf.h"
#include "elf/common.h"
#include "elf/external.h"
#include "elf/internal.h"
#include "elf/h8.h"
#undef _ELF_H8_H
#undef START_RELOC_NUMBERS
#undef RELOC_NUMBER
#undef FAKE_RELOC
#undef EMPTY_RELOC
#undef END_RELOC_NUMBERS
#undef _RELOC_MACROS_H
#define RELOC_MACROS_GEN_FUNC
#include "elf/alpha.h"
#include "elf/arc.h"
#include "elf/arm.h"
#include "elf/avr.h"
#include "elf/bfin.h"
#include "elf/cris.h"
#include "elf/crx.h"
#include "elf/d10v.h"
#include "elf/d30v.h"
#include "elf/dlx.h"
#include "elf/fr30.h"
#include "elf/frv.h"
#include "elf/h8.h"
#include "elf/hppa.h"
#include "elf/i386.h"
#include "elf/i370.h"
#include "elf/i860.h"
#include "elf/i960.h"
#include "elf/ia64.h"
#include "elf/ip2k.h"
#include "elf/iq2000.h"
#include "elf/m32c.h"
#include "elf/m32r.h"
#include "elf/m68k.h"
#include "elf/m68hc11.h"
#include "elf/mcore.h"
#include "elf/mep.h"
#include "elf/mips.h"
#include "elf/mmix.h"
#include "elf/mn10200.h"
#include "elf/mn10300.h"
#include "elf/mt.h"
#include "elf/msp430.h"
#include "elf/or32.h"
#include "elf/pj.h"
#include "elf/ppc.h"
#include "elf/ppc64.h"
#include "elf/s390.h"
#include "elf/score.h"
#include "elf/sh.h"
#include "elf/sparc.h"
#include "elf/spu.h"
#include "elf/v850.h"
#include "elf/vax.h"
#include "elf/x86-64.h"
#include "elf/xstormy16.h"
#include "elf/xtensa.h"
#include "aout/ar.h"
#include "bucomm.h"
#include "getopt.h"
#include "libiberty.h"
char *program_name = "readelf";
static long archive_file_offset;
static unsigned long archive_file_size;
static unsigned long dynamic_addr;
static bfd_size_type dynamic_size;
static unsigned int dynamic_nent;
static char *dynamic_strings;
static unsigned long dynamic_strings_length;
static char *string_table;
static unsigned long string_table_length;
static unsigned long num_dynamic_syms;
static Elf_Internal_Sym *dynamic_symbols;
static Elf_Internal_Syminfo *dynamic_syminfo;
static unsigned long dynamic_syminfo_offset;
static unsigned int dynamic_syminfo_nent;
static char program_interpreter[PATH_MAX];
static bfd_vma dynamic_info[DT_JMPREL + 1];
static bfd_vma dynamic_info_DT_GNU_HASH;
static bfd_vma version_info[16];
static Elf_Internal_Ehdr elf_header;
static Elf_Internal_Shdr *section_headers;
static Elf_Internal_Phdr *program_headers;
static Elf_Internal_Dyn *dynamic_section;
static Elf_Internal_Shdr *symtab_shndx_hdr;
static int show_name;
static int do_dynamic;
static int do_syms;
static int do_reloc;
static int do_sections;
static int do_section_groups;
static int do_section_details;
static int do_segments;
static int do_unwind;
static int do_using_dynamic;
static int do_header;
static int do_dump;
static int do_version;
static int do_wide;
static int do_histogram;
static int do_debugging;
static int do_arch;
static int do_notes;
static int is_32bit_elf;
struct group_list
{
struct group_list *next;
unsigned int section_index;
};
struct group
{
struct group_list *root;
unsigned int group_index;
};
static size_t group_count;
static struct group *section_groups;
static struct group **section_headers_groups;
struct dump_list_entry
{
char *name;
int type;
struct dump_list_entry *next;
};
static struct dump_list_entry *dump_sects_byname;
char *cmdline_dump_sects = NULL;
unsigned num_cmdline_dump_sects = 0;
char *dump_sects = NULL;
unsigned int num_dump_sects = 0;
#define HEX_DUMP (1 << 0)
#define DISASS_DUMP (1 << 1)
#define DEBUG_DUMP (1 << 2)
typedef enum print_mode
{
HEX,
DEC,
DEC_5,
UNSIGNED,
PREFIX_HEX,
FULL_HEX,
LONG_HEX
}
print_mode;
static void (*byte_put) (unsigned char *, bfd_vma, int);
#define UNKNOWN -1
#define SECTION_NAME(X) \
((X) == NULL ? "<none>" \
: string_table == NULL ? "<no-name>" \
: ((X)->sh_name >= string_table_length ? "<corrupt>" \
: string_table + (X)->sh_name))
#define SECTION_HEADER_INDEX(I) \
((I) < SHN_LORESERVE \
? (I) \
: ((I) <= SHN_HIRESERVE \
? 0 \
: (I) - (SHN_HIRESERVE + 1 - SHN_LORESERVE)))
#define SECTION_HEADER_NUM(N) \
((N) < SHN_LORESERVE \
? (N) \
: (N) + (SHN_HIRESERVE + 1 - SHN_LORESERVE))
#define SECTION_HEADER(I) (section_headers + SECTION_HEADER_INDEX (I))
#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag))
#define BYTE_GET(field) byte_get (field, sizeof (field))
#define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0]))
#define GET_ELF_SYMBOLS(file, section) \
(is_32bit_elf ? get_32bit_elf_symbols (file, section) \
: get_64bit_elf_symbols (file, section))
#define VALID_DYNAMIC_NAME(offset) ((dynamic_strings != NULL) && (offset < dynamic_strings_length))
#define GET_DYNAMIC_NAME(offset) (dynamic_strings + offset)
#define streq(a,b) (strcmp ((a), (b)) == 0)
#define strneq(a,b,n) (strncmp ((a), (b), (n)) == 0)
#define const_strneq(a,b) (strncmp ((a), (b), sizeof (b) - 1) == 0)
static void *
get_data (void *var, FILE *file, long offset, size_t size, size_t nmemb,
const char *reason)
{
void *mvar;
if (size == 0 || nmemb == 0)
return NULL;
if (fseek (file, archive_file_offset + offset, SEEK_SET))
{
error (_("Unable to seek to 0x%lx for %s\n"),
archive_file_offset + offset, reason);
return NULL;
}
mvar = var;
if (mvar == NULL)
{
if (nmemb < (~(size_t) 0 - 1) / size)
mvar = malloc (size * nmemb + 1);
if (mvar == NULL)
{
error (_("Out of memory allocating 0x%lx bytes for %s\n"),
(unsigned long)(size * nmemb), reason);
return NULL;
}
((char *) mvar)[size * nmemb] = '\0';
}
if (fread (mvar, size, nmemb, file) != nmemb)
{
error (_("Unable to read in 0x%lx bytes of %s\n"),
(unsigned long)(size * nmemb), reason);
if (mvar != var)
free (mvar);
return NULL;
}
return mvar;
}
static void
byte_put_little_endian (unsigned char *field, bfd_vma value, int size)
{
switch (size)
{
case 8:
field[7] = (((value >> 24) >> 24) >> 8) & 0xff;
field[6] = ((value >> 24) >> 24) & 0xff;
field[5] = ((value >> 24) >> 16) & 0xff;
field[4] = ((value >> 24) >> 8) & 0xff;
case 4:
field[3] = (value >> 24) & 0xff;
field[2] = (value >> 16) & 0xff;
case 2:
field[1] = (value >> 8) & 0xff;
case 1:
field[0] = value & 0xff;
break;
default:
error (_("Unhandled data length: %d\n"), size);
abort ();
}
}
#if defined BFD64 && !BFD_HOST_64BIT_LONG
static int
print_dec_vma (bfd_vma vma, int is_signed)
{
char buf[40];
char *bufp = buf;
int nc = 0;
if (is_signed && (bfd_signed_vma) vma < 0)
{
vma = -vma;
putchar ('-');
nc = 1;
}
do
{
*bufp++ = '0' + vma % 10;
vma /= 10;
}
while (vma != 0);
nc += bufp - buf;
while (bufp > buf)
putchar (*--bufp);
return nc;
}
static int
print_hex_vma (bfd_vma vma)
{
char buf[32];
char *bufp = buf;
int nc;
do
{
char digit = '0' + (vma & 0x0f);
if (digit > '9')
digit += 'a' - '0' - 10;
*bufp++ = digit;
vma >>= 4;
}
while (vma != 0);
nc = bufp - buf;
while (bufp > buf)
putchar (*--bufp);
return nc;
}
#endif
static int
print_vma (bfd_vma vma, print_mode mode)
{
#ifdef BFD64
if (is_32bit_elf)
#endif
{
switch (mode)
{
case FULL_HEX:
return printf ("0x%8.8lx", (unsigned long) vma);
case LONG_HEX:
return printf ("%8.8lx", (unsigned long) vma);
case DEC_5:
if (vma <= 99999)
return printf ("%5ld", (long) vma);
case PREFIX_HEX:
return printf ("0x%lx", (unsigned long) vma);
case HEX:
return printf ("%lx", (unsigned long) vma);
case DEC:
return printf ("%ld", (unsigned long) vma);
case UNSIGNED:
return printf ("%lu", (unsigned long) vma);
}
}
#ifdef BFD64
else
{
int nc = 0;
switch (mode)
{
case FULL_HEX:
nc = printf ("0x");
case LONG_HEX:
printf_vma (vma);
return nc + 16;
case PREFIX_HEX:
nc = printf ("0x");
case HEX:
#if BFD_HOST_64BIT_LONG
return nc + printf ("%lx", vma);
#else
return nc + print_hex_vma (vma);
#endif
case DEC:
#if BFD_HOST_64BIT_LONG
return printf ("%ld", vma);
#else
return print_dec_vma (vma, 1);
#endif
case DEC_5:
#if BFD_HOST_64BIT_LONG
if (vma <= 99999)
return printf ("%5ld", vma);
else
return printf ("%#lx", vma);
#else
if (vma <= 99999)
return printf ("%5ld", _bfd_int64_low (vma));
else
return print_hex_vma (vma);
#endif
case UNSIGNED:
#if BFD_HOST_64BIT_LONG
return printf ("%lu", vma);
#else
return print_dec_vma (vma, 0);
#endif
}
}
#endif
return 0;
}
static void
print_symbol (int width, const char *symbol)
{
if (do_wide)
printf ("%s", symbol);
else if (width < 0)
printf ("%-*.*s", width, width, symbol);
else
printf ("%-.*s", width, symbol);
}
static void
byte_put_big_endian (unsigned char *field, bfd_vma value, int size)
{
switch (size)
{
case 8:
field[7] = value & 0xff;
field[6] = (value >> 8) & 0xff;
field[5] = (value >> 16) & 0xff;
field[4] = (value >> 24) & 0xff;
value >>= 16;
value >>= 16;
case 4:
field[3] = value & 0xff;
field[2] = (value >> 8) & 0xff;
value >>= 16;
case 2:
field[1] = value & 0xff;
value >>= 8;
case 1:
field[0] = value & 0xff;
break;
default:
error (_("Unhandled data length: %d\n"), size);
abort ();
}
}
static Elf_Internal_Shdr *
find_section (const char *name)
{
unsigned int i;
for (i = 0; i < elf_header.e_shnum; i++)
if (streq (SECTION_NAME (section_headers + i), name))
return section_headers + i;
return NULL;
}
static int
guess_is_rela (unsigned long e_machine)
{
switch (e_machine)
{
case EM_386:
case EM_486:
case EM_960:
case EM_ARM:
case EM_D10V:
case EM_CYGNUS_D10V:
case EM_DLX:
case EM_MIPS:
case EM_MIPS_RS3_LE:
case EM_CYGNUS_M32R:
case EM_OPENRISC:
case EM_OR32:
case EM_SCORE:
return FALSE;
case EM_68K:
case EM_860:
case EM_ALPHA:
case EM_ALTERA_NIOS2:
case EM_AVR:
case EM_AVR_OLD:
case EM_BLACKFIN:
case EM_CRIS:
case EM_CRX:
case EM_D30V:
case EM_CYGNUS_D30V:
case EM_FR30:
case EM_CYGNUS_FR30:
case EM_CYGNUS_FRV:
case EM_H8S:
case EM_H8_300:
case EM_H8_300H:
case EM_IA_64:
case EM_IP2K:
case EM_IP2K_OLD:
case EM_IQ2000:
case EM_M32C:
case EM_M32R:
case EM_MCORE:
case EM_CYGNUS_MEP:
case EM_MMIX:
case EM_MN10200:
case EM_CYGNUS_MN10200:
case EM_MN10300:
case EM_CYGNUS_MN10300:
case EM_MSP430:
case EM_MSP430_OLD:
case EM_MT:
case EM_NIOS32:
case EM_PPC64:
case EM_PPC:
case EM_S390:
case EM_S390_OLD:
case EM_SH:
case EM_SPARC:
case EM_SPARC32PLUS:
case EM_SPARCV9:
case EM_SPU:
case EM_V850:
case EM_CYGNUS_V850:
case EM_VAX:
case EM_X86_64:
case EM_XSTORMY16:
case EM_XTENSA:
case EM_XTENSA_OLD:
return TRUE;
case EM_68HC05:
case EM_68HC08:
case EM_68HC11:
case EM_68HC16:
case EM_FX66:
case EM_ME16:
case EM_MMA:
case EM_NCPU:
case EM_NDR1:
case EM_PCP:
case EM_ST100:
case EM_ST19:
case EM_ST7:
case EM_ST9PLUS:
case EM_STARCORE:
case EM_SVX:
case EM_TINYJ:
default:
warn (_("Don't know about relocations on this machine architecture\n"));
return FALSE;
}
}
static int
slurp_rela_relocs (FILE *file,
unsigned long rel_offset,
unsigned long rel_size,
Elf_Internal_Rela **relasp,
unsigned long *nrelasp)
{
Elf_Internal_Rela *relas;
unsigned long nrelas;
unsigned int i;
if (is_32bit_elf)
{
Elf32_External_Rela *erelas;
erelas = get_data (NULL, file, rel_offset, 1, rel_size, _("relocs"));
if (!erelas)
return 0;
nrelas = rel_size / sizeof (Elf32_External_Rela);
relas = cmalloc (nrelas, sizeof (Elf_Internal_Rela));
if (relas == NULL)
{
free (erelas);
error (_("out of memory parsing relocs"));
return 0;
}
for (i = 0; i < nrelas; i++)
{
relas[i].r_offset = BYTE_GET (erelas[i].r_offset);
relas[i].r_info = BYTE_GET (erelas[i].r_info);
relas[i].r_addend = BYTE_GET (erelas[i].r_addend);
}
free (erelas);
}
else
{
Elf64_External_Rela *erelas;
erelas = get_data (NULL, file, rel_offset, 1, rel_size, _("relocs"));
if (!erelas)
return 0;
nrelas = rel_size / sizeof (Elf64_External_Rela);
relas = cmalloc (nrelas, sizeof (Elf_Internal_Rela));
if (relas == NULL)
{
free (erelas);
error (_("out of memory parsing relocs"));
return 0;
}
for (i = 0; i < nrelas; i++)
{
relas[i].r_offset = BYTE_GET (erelas[i].r_offset);
relas[i].r_info = BYTE_GET (erelas[i].r_info);
relas[i].r_addend = BYTE_GET (erelas[i].r_addend);
}
free (erelas);
}
*relasp = relas;
*nrelasp = nrelas;
return 1;
}
static int
slurp_rel_relocs (FILE *file,
unsigned long rel_offset,
unsigned long rel_size,
Elf_Internal_Rela **relsp,
unsigned long *nrelsp)
{
Elf_Internal_Rela *rels;
unsigned long nrels;
unsigned int i;
if (is_32bit_elf)
{
Elf32_External_Rel *erels;
erels = get_data (NULL, file, rel_offset, 1, rel_size, _("relocs"));
if (!erels)
return 0;
nrels = rel_size / sizeof (Elf32_External_Rel);
rels = cmalloc (nrels, sizeof (Elf_Internal_Rela));
if (rels == NULL)
{
free (erels);
error (_("out of memory parsing relocs"));
return 0;
}
for (i = 0; i < nrels; i++)
{
rels[i].r_offset = BYTE_GET (erels[i].r_offset);
rels[i].r_info = BYTE_GET (erels[i].r_info);
rels[i].r_addend = 0;
}
free (erels);
}
else
{
Elf64_External_Rel *erels;
erels = get_data (NULL, file, rel_offset, 1, rel_size, _("relocs"));
if (!erels)
return 0;
nrels = rel_size / sizeof (Elf64_External_Rel);
rels = cmalloc (nrels, sizeof (Elf_Internal_Rela));
if (rels == NULL)
{
free (erels);
error (_("out of memory parsing relocs"));
return 0;
}
for (i = 0; i < nrels; i++)
{
rels[i].r_offset = BYTE_GET (erels[i].r_offset);
rels[i].r_info = BYTE_GET (erels[i].r_info);
rels[i].r_addend = 0;
}
free (erels);
}
*relsp = rels;
*nrelsp = nrels;
return 1;
}
static int
dump_relocations (FILE *file,
unsigned long rel_offset,
unsigned long rel_size,
Elf_Internal_Sym *symtab,
unsigned long nsyms,
char *strtab,
unsigned long strtablen,
int is_rela)
{
unsigned int i;
Elf_Internal_Rela *rels;
if (is_rela == UNKNOWN)
is_rela = guess_is_rela (elf_header.e_machine);
if (is_rela)
{
if (!slurp_rela_relocs (file, rel_offset, rel_size, &rels, &rel_size))
return 0;
}
else
{
if (!slurp_rel_relocs (file, rel_offset, rel_size, &rels, &rel_size))
return 0;
}
if (is_32bit_elf)
{
if (is_rela)
{
if (do_wide)
printf (_(" Offset Info Type Sym. Value Symbol's Name + Addend\n"));
else
printf (_(" Offset Info Type Sym.Value Sym. Name + Addend\n"));
}
else
{
if (do_wide)
printf (_(" Offset Info Type Sym. Value Symbol's Name\n"));
else
printf (_(" Offset Info Type Sym.Value Sym. Name\n"));
}
}
else
{
if (is_rela)
{
if (do_wide)
printf (_(" Offset Info Type Symbol's Value Symbol's Name + Addend\n"));
else
printf (_(" Offset Info Type Sym. Value Sym. Name + Addend\n"));
}
else
{
if (do_wide)
printf (_(" Offset Info Type Symbol's Value Symbol's Name\n"));
else
printf (_(" Offset Info Type Sym. Value Sym. Name\n"));
}
}
for (i = 0; i < rel_size; i++)
{
const char *rtype;
const char *rtype2 = NULL;
const char *rtype3 = NULL;
bfd_vma offset;
bfd_vma info;
bfd_vma symtab_index;
bfd_vma type;
bfd_vma type2 = 0;
bfd_vma type3 = 0;
offset = rels[i].r_offset;
info = rels[i].r_info;
if (is_32bit_elf)
{
type = ELF32_R_TYPE (info);
symtab_index = ELF32_R_SYM (info);
}
else
{
#ifdef BFD64
if (elf_header.e_machine == EM_MIPS)
{
if (elf_header.e_ident[EI_DATA] != ELFDATA2MSB)
info = (((info & 0xffffffff) << 32)
| ((info >> 56) & 0xff)
| ((info >> 40) & 0xff00)
| ((info >> 24) & 0xff0000)
| ((info >> 8) & 0xff000000));
type = ELF64_MIPS_R_TYPE (info);
type2 = ELF64_MIPS_R_TYPE2 (info);
type3 = ELF64_MIPS_R_TYPE3 (info);
}
else if (elf_header.e_machine == EM_SPARCV9)
type = ELF64_R_TYPE_ID (info);
else
type = ELF64_R_TYPE (info);
symtab_index = ELF64_R_SYM (info);
#endif
}
if (is_32bit_elf)
{
#ifdef _bfd_int64_low
printf ("%8.8lx %8.8lx ", _bfd_int64_low (offset), _bfd_int64_low (info));
#else
printf ("%8.8lx %8.8lx ", offset, info);
#endif
}
else
{
#ifdef _bfd_int64_low
printf (do_wide
? "%8.8lx%8.8lx %8.8lx%8.8lx "
: "%4.4lx%8.8lx %4.4lx%8.8lx ",
_bfd_int64_high (offset),
_bfd_int64_low (offset),
_bfd_int64_high (info),
_bfd_int64_low (info));
#else
printf (do_wide
? "%16.16lx %16.16lx "
: "%12.12lx %12.12lx ",
offset, info);
#endif
}
switch (elf_header.e_machine)
{
default:
rtype = NULL;
break;
case EM_M32R:
case EM_CYGNUS_M32R:
rtype = elf_m32r_reloc_type (type);
break;
case EM_386:
case EM_486:
rtype = elf_i386_reloc_type (type);
break;
case EM_68HC11:
case EM_68HC12:
rtype = elf_m68hc11_reloc_type (type);
break;
case EM_68K:
rtype = elf_m68k_reloc_type (type);
break;
case EM_960:
rtype = elf_i960_reloc_type (type);
break;
case EM_AVR:
case EM_AVR_OLD:
rtype = elf_avr_reloc_type (type);
break;
case EM_OLD_SPARCV9:
case EM_SPARC32PLUS:
case EM_SPARCV9:
case EM_SPARC:
rtype = elf_sparc_reloc_type (type);
break;
case EM_SPU:
rtype = elf_spu_reloc_type (type);
break;
case EM_V850:
case EM_CYGNUS_V850:
rtype = v850_reloc_type (type);
break;
case EM_D10V:
case EM_CYGNUS_D10V:
rtype = elf_d10v_reloc_type (type);
break;
case EM_D30V:
case EM_CYGNUS_D30V:
rtype = elf_d30v_reloc_type (type);
break;
case EM_DLX:
rtype = elf_dlx_reloc_type (type);
break;
case EM_SH:
rtype = elf_sh_reloc_type (type);
break;
case EM_MN10300:
case EM_CYGNUS_MN10300:
rtype = elf_mn10300_reloc_type (type);
break;
case EM_MN10200:
case EM_CYGNUS_MN10200:
rtype = elf_mn10200_reloc_type (type);
break;
case EM_FR30:
case EM_CYGNUS_FR30:
rtype = elf_fr30_reloc_type (type);
break;
case EM_CYGNUS_FRV:
rtype = elf_frv_reloc_type (type);
break;
case EM_MCORE:
rtype = elf_mcore_reloc_type (type);
break;
case EM_MMIX:
rtype = elf_mmix_reloc_type (type);
break;
case EM_MSP430:
case EM_MSP430_OLD:
rtype = elf_msp430_reloc_type (type);
break;
case EM_PPC:
rtype = elf_ppc_reloc_type (type);
break;
case EM_PPC64:
rtype = elf_ppc64_reloc_type (type);
break;
case EM_MIPS:
case EM_MIPS_RS3_LE:
rtype = elf_mips_reloc_type (type);
if (!is_32bit_elf)
{
rtype2 = elf_mips_reloc_type (type2);
rtype3 = elf_mips_reloc_type (type3);
}
break;
case EM_ALPHA:
rtype = elf_alpha_reloc_type (type);
break;
case EM_ARM:
rtype = elf_arm_reloc_type (type);
break;
case EM_ARC:
rtype = elf_arc_reloc_type (type);
break;
case EM_PARISC:
rtype = elf_hppa_reloc_type (type);
break;
case EM_H8_300:
case EM_H8_300H:
case EM_H8S:
rtype = elf_h8_reloc_type (type);
break;
case EM_OPENRISC:
case EM_OR32:
rtype = elf_or32_reloc_type (type);
break;
case EM_PJ:
case EM_PJ_OLD:
rtype = elf_pj_reloc_type (type);
break;
case EM_IA_64:
rtype = elf_ia64_reloc_type (type);
break;
case EM_CRIS:
rtype = elf_cris_reloc_type (type);
break;
case EM_860:
rtype = elf_i860_reloc_type (type);
break;
case EM_X86_64:
rtype = elf_x86_64_reloc_type (type);
break;
case EM_S370:
rtype = i370_reloc_type (type);
break;
case EM_S390_OLD:
case EM_S390:
rtype = elf_s390_reloc_type (type);
break;
case EM_SCORE:
rtype = elf_score_reloc_type (type);
break;
case EM_XSTORMY16:
rtype = elf_xstormy16_reloc_type (type);
break;
case EM_CRX:
rtype = elf_crx_reloc_type (type);
break;
case EM_VAX:
rtype = elf_vax_reloc_type (type);
break;
case EM_IP2K:
case EM_IP2K_OLD:
rtype = elf_ip2k_reloc_type (type);
break;
case EM_IQ2000:
rtype = elf_iq2000_reloc_type (type);
break;
case EM_XTENSA_OLD:
case EM_XTENSA:
rtype = elf_xtensa_reloc_type (type);
break;
case EM_M32C:
rtype = elf_m32c_reloc_type (type);
break;
case EM_MT:
rtype = elf_mt_reloc_type (type);
break;
case EM_BLACKFIN:
rtype = elf_bfin_reloc_type (type);
break;
case EM_CYGNUS_MEP:
rtype = elf_mep_reloc_type (type);
break;
}
if (rtype == NULL)
#ifdef _bfd_int64_low
printf (_("unrecognized: %-7lx"), _bfd_int64_low (type));
#else
printf (_("unrecognized: %-7lx"), type);
#endif
else
printf (do_wide ? "%-22.22s" : "%-17.17s", rtype);
if (elf_header.e_machine == EM_ALPHA
&& rtype != NULL
&& streq (rtype, "R_ALPHA_LITUSE")
&& is_rela)
{
switch (rels[i].r_addend)
{
case LITUSE_ALPHA_ADDR: rtype = "ADDR"; break;
case LITUSE_ALPHA_BASE: rtype = "BASE"; break;
case LITUSE_ALPHA_BYTOFF: rtype = "BYTOFF"; break;
case LITUSE_ALPHA_JSR: rtype = "JSR"; break;
case LITUSE_ALPHA_TLSGD: rtype = "TLSGD"; break;
case LITUSE_ALPHA_TLSLDM: rtype = "TLSLDM"; break;
case LITUSE_ALPHA_JSRDIRECT: rtype = "JSRDIRECT"; break;
default: rtype = NULL;
}
if (rtype)
printf (" (%s)", rtype);
else
{
putchar (' ');
printf (_("<unknown addend: %lx>"),
(unsigned long) rels[i].r_addend);
}
}
else if (symtab_index)
{
if (symtab == NULL || symtab_index >= nsyms)
printf (" bad symbol index: %08lx", (unsigned long) symtab_index);
else
{
Elf_Internal_Sym *psym;
psym = symtab + symtab_index;
printf (" ");
print_vma (psym->st_value, LONG_HEX);
printf (is_32bit_elf ? " " : " ");
if (psym->st_name == 0)
{
const char *sec_name = "<null>";
char name_buf[40];
if (ELF_ST_TYPE (psym->st_info) == STT_SECTION)
{
bfd_vma sec_index = (bfd_vma) -1;
if (psym->st_shndx < SHN_LORESERVE)
sec_index = psym->st_shndx;
else if (psym->st_shndx > SHN_HIRESERVE)
sec_index = psym->st_shndx - (SHN_HIRESERVE + 1
- SHN_LORESERVE);
if (sec_index != (bfd_vma) -1)
sec_name = SECTION_NAME (section_headers + sec_index);
else if (psym->st_shndx == SHN_ABS)
sec_name = "ABS";
else if (psym->st_shndx == SHN_COMMON)
sec_name = "COMMON";
else if (elf_header.e_machine == EM_MIPS
&& psym->st_shndx == SHN_MIPS_SCOMMON)
sec_name = "SCOMMON";
else if (elf_header.e_machine == EM_MIPS
&& psym->st_shndx == SHN_MIPS_SUNDEFINED)
sec_name = "SUNDEF";
else if (elf_header.e_machine == EM_X86_64
&& psym->st_shndx == SHN_X86_64_LCOMMON)
sec_name = "LARGE_COMMON";
else if (elf_header.e_machine == EM_IA_64
&& elf_header.e_ident[EI_OSABI] == ELFOSABI_HPUX
&& psym->st_shndx == SHN_IA_64_ANSI_COMMON)
sec_name = "ANSI_COM";
else
{
sprintf (name_buf, "<section 0x%x>",
(unsigned int) psym->st_shndx);
sec_name = name_buf;
}
}
print_symbol (22, sec_name);
}
else if (strtab == NULL)
printf (_("<string table index: %3ld>"), psym->st_name);
else if (psym->st_name >= strtablen)
printf (_("<corrupt string table index: %3ld>"), psym->st_name);
else
print_symbol (22, strtab + psym->st_name);
if (is_rela)
printf (" + %lx", (unsigned long) rels[i].r_addend);
}
}
else if (is_rela)
{
printf ("%*c", is_32bit_elf ?
(do_wide ? 34 : 28) : (do_wide ? 26 : 20), ' ');
print_vma (rels[i].r_addend, LONG_HEX);
}
if (elf_header.e_machine == EM_SPARCV9
&& rtype != NULL
&& streq (rtype, "R_SPARC_OLO10"))
printf (" + %lx", (unsigned long) ELF64_R_TYPE_DATA (info));
putchar ('\n');
if (! is_32bit_elf && elf_header.e_machine == EM_MIPS)
{
printf (" Type2: ");
if (rtype2 == NULL)
#ifdef _bfd_int64_low
printf (_("unrecognized: %-7lx"), _bfd_int64_low (type2));
#else
printf (_("unrecognized: %-7lx"), type2);
#endif
else
printf ("%-17.17s", rtype2);
printf ("\n Type3: ");
if (rtype3 == NULL)
#ifdef _bfd_int64_low
printf (_("unrecognized: %-7lx"), _bfd_int64_low (type3));
#else
printf (_("unrecognized: %-7lx"), type3);
#endif
else
printf ("%-17.17s", rtype3);
putchar ('\n');
}
}
free (rels);
return 1;
}
static const char *
get_mips_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_MIPS_RLD_VERSION: return "MIPS_RLD_VERSION";
case DT_MIPS_TIME_STAMP: return "MIPS_TIME_STAMP";
case DT_MIPS_ICHECKSUM: return "MIPS_ICHECKSUM";
case DT_MIPS_IVERSION: return "MIPS_IVERSION";
case DT_MIPS_FLAGS: return "MIPS_FLAGS";
case DT_MIPS_BASE_ADDRESS: return "MIPS_BASE_ADDRESS";
case DT_MIPS_MSYM: return "MIPS_MSYM";
case DT_MIPS_CONFLICT: return "MIPS_CONFLICT";
case DT_MIPS_LIBLIST: return "MIPS_LIBLIST";
case DT_MIPS_LOCAL_GOTNO: return "MIPS_LOCAL_GOTNO";
case DT_MIPS_CONFLICTNO: return "MIPS_CONFLICTNO";
case DT_MIPS_LIBLISTNO: return "MIPS_LIBLISTNO";
case DT_MIPS_SYMTABNO: return "MIPS_SYMTABNO";
case DT_MIPS_UNREFEXTNO: return "MIPS_UNREFEXTNO";
case DT_MIPS_GOTSYM: return "MIPS_GOTSYM";
case DT_MIPS_HIPAGENO: return "MIPS_HIPAGENO";
case DT_MIPS_RLD_MAP: return "MIPS_RLD_MAP";
case DT_MIPS_DELTA_CLASS: return "MIPS_DELTA_CLASS";
case DT_MIPS_DELTA_CLASS_NO: return "MIPS_DELTA_CLASS_NO";
case DT_MIPS_DELTA_INSTANCE: return "MIPS_DELTA_INSTANCE";
case DT_MIPS_DELTA_INSTANCE_NO: return "MIPS_DELTA_INSTANCE_NO";
case DT_MIPS_DELTA_RELOC: return "MIPS_DELTA_RELOC";
case DT_MIPS_DELTA_RELOC_NO: return "MIPS_DELTA_RELOC_NO";
case DT_MIPS_DELTA_SYM: return "MIPS_DELTA_SYM";
case DT_MIPS_DELTA_SYM_NO: return "MIPS_DELTA_SYM_NO";
case DT_MIPS_DELTA_CLASSSYM: return "MIPS_DELTA_CLASSSYM";
case DT_MIPS_DELTA_CLASSSYM_NO: return "MIPS_DELTA_CLASSSYM_NO";
case DT_MIPS_CXX_FLAGS: return "MIPS_CXX_FLAGS";
case DT_MIPS_PIXIE_INIT: return "MIPS_PIXIE_INIT";
case DT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
case DT_MIPS_LOCALPAGE_GOTIDX: return "MIPS_LOCALPAGE_GOTIDX";
case DT_MIPS_LOCAL_GOTIDX: return "MIPS_LOCAL_GOTIDX";
case DT_MIPS_HIDDEN_GOTIDX: return "MIPS_HIDDEN_GOTIDX";
case DT_MIPS_PROTECTED_GOTIDX: return "MIPS_PROTECTED_GOTIDX";
case DT_MIPS_OPTIONS: return "MIPS_OPTIONS";
case DT_MIPS_INTERFACE: return "MIPS_INTERFACE";
case DT_MIPS_DYNSTR_ALIGN: return "MIPS_DYNSTR_ALIGN";
case DT_MIPS_INTERFACE_SIZE: return "MIPS_INTERFACE_SIZE";
case DT_MIPS_RLD_TEXT_RESOLVE_ADDR: return "MIPS_RLD_TEXT_RESOLVE_ADDR";
case DT_MIPS_PERF_SUFFIX: return "MIPS_PERF_SUFFIX";
case DT_MIPS_COMPACT_SIZE: return "MIPS_COMPACT_SIZE";
case DT_MIPS_GP_VALUE: return "MIPS_GP_VALUE";
case DT_MIPS_AUX_DYNAMIC: return "MIPS_AUX_DYNAMIC";
default:
return NULL;
}
}
static const char *
get_sparc64_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_SPARC_REGISTER: return "SPARC_REGISTER";
default:
return NULL;
}
}
static const char *
get_ppc_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_PPC_GOT: return "PPC_GOT";
default:
return NULL;
}
}
static const char *
get_ppc64_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_PPC64_GLINK: return "PPC64_GLINK";
case DT_PPC64_OPD: return "PPC64_OPD";
case DT_PPC64_OPDSZ: return "PPC64_OPDSZ";
default:
return NULL;
}
}
static const char *
get_parisc_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_HP_LOAD_MAP: return "HP_LOAD_MAP";
case DT_HP_DLD_FLAGS: return "HP_DLD_FLAGS";
case DT_HP_DLD_HOOK: return "HP_DLD_HOOK";
case DT_HP_UX10_INIT: return "HP_UX10_INIT";
case DT_HP_UX10_INITSZ: return "HP_UX10_INITSZ";
case DT_HP_PREINIT: return "HP_PREINIT";
case DT_HP_PREINITSZ: return "HP_PREINITSZ";
case DT_HP_NEEDED: return "HP_NEEDED";
case DT_HP_TIME_STAMP: return "HP_TIME_STAMP";
case DT_HP_CHECKSUM: return "HP_CHECKSUM";
case DT_HP_GST_SIZE: return "HP_GST_SIZE";
case DT_HP_GST_VERSION: return "HP_GST_VERSION";
case DT_HP_GST_HASHVAL: return "HP_GST_HASHVAL";
case DT_HP_EPLTREL: return "HP_GST_EPLTREL";
case DT_HP_EPLTRELSZ: return "HP_GST_EPLTRELSZ";
case DT_HP_FILTERED: return "HP_FILTERED";
case DT_HP_FILTER_TLS: return "HP_FILTER_TLS";
case DT_HP_COMPAT_FILTERED: return "HP_COMPAT_FILTERED";
case DT_HP_LAZYLOAD: return "HP_LAZYLOAD";
case DT_HP_BIND_NOW_COUNT: return "HP_BIND_NOW_COUNT";
case DT_PLT: return "PLT";
case DT_PLT_SIZE: return "PLT_SIZE";
case DT_DLT: return "DLT";
case DT_DLT_SIZE: return "DLT_SIZE";
default:
return NULL;
}
}
static const char *
get_ia64_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_IA_64_PLT_RESERVE: return "IA_64_PLT_RESERVE";
default:
return NULL;
}
}
static const char *
get_alpha_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_ALPHA_PLTRO: return "ALPHA_PLTRO";
default:
return NULL;
}
}
static const char *
get_score_dynamic_type (unsigned long type)
{
switch (type)
{
case DT_SCORE_BASE_ADDRESS: return "SCORE_BASE_ADDRESS";
case DT_SCORE_LOCAL_GOTNO: return "SCORE_LOCAL_GOTNO";
case DT_SCORE_SYMTABNO: return "SCORE_SYMTABNO";
case DT_SCORE_GOTSYM: return "SCORE_GOTSYM";
case DT_SCORE_UNREFEXTNO: return "SCORE_UNREFEXTNO";
case DT_SCORE_HIPAGENO: return "SCORE_HIPAGENO";
default:
return NULL;
}
}
static const char *
get_dynamic_type (unsigned long type)
{
static char buff[64];
switch (type)
{
case DT_NULL: return "NULL";
case DT_NEEDED: return "NEEDED";
case DT_PLTRELSZ: return "PLTRELSZ";
case DT_PLTGOT: return "PLTGOT";
case DT_HASH: return "HASH";
case DT_STRTAB: return "STRTAB";
case DT_SYMTAB: return "SYMTAB";
case DT_RELA: return "RELA";
case DT_RELASZ: return "RELASZ";
case DT_RELAENT: return "RELAENT";
case DT_STRSZ: return "STRSZ";
case DT_SYMENT: return "SYMENT";
case DT_INIT: return "INIT";
case DT_FINI: return "FINI";
case DT_SONAME: return "SONAME";
case DT_RPATH: return "RPATH";
case DT_SYMBOLIC: return "SYMBOLIC";
case DT_REL: return "REL";
case DT_RELSZ: return "RELSZ";
case DT_RELENT: return "RELENT";
case DT_PLTREL: return "PLTREL";
case DT_DEBUG: return "DEBUG";
case DT_TEXTREL: return "TEXTREL";
case DT_JMPREL: return "JMPREL";
case DT_BIND_NOW: return "BIND_NOW";
case DT_INIT_ARRAY: return "INIT_ARRAY";
case DT_FINI_ARRAY: return "FINI_ARRAY";
case DT_INIT_ARRAYSZ: return "INIT_ARRAYSZ";
case DT_FINI_ARRAYSZ: return "FINI_ARRAYSZ";
case DT_RUNPATH: return "RUNPATH";
case DT_FLAGS: return "FLAGS";
case DT_PREINIT_ARRAY: return "PREINIT_ARRAY";
case DT_PREINIT_ARRAYSZ: return "PREINIT_ARRAYSZ";
case DT_CHECKSUM: return "CHECKSUM";
case DT_PLTPADSZ: return "PLTPADSZ";
case DT_MOVEENT: return "MOVEENT";
case DT_MOVESZ: return "MOVESZ";
case DT_FEATURE: return "FEATURE";
case DT_POSFLAG_1: return "POSFLAG_1";
case DT_SYMINSZ: return "SYMINSZ";
case DT_SYMINENT: return "SYMINENT";
case DT_ADDRRNGLO: return "ADDRRNGLO";
case DT_CONFIG: return "CONFIG";
case DT_DEPAUDIT: return "DEPAUDIT";
case DT_AUDIT: return "AUDIT";
case DT_PLTPAD: return "PLTPAD";
case DT_MOVETAB: return "MOVETAB";
case DT_SYMINFO: return "SYMINFO";
case DT_VERSYM: return "VERSYM";
case DT_TLSDESC_GOT: return "TLSDESC_GOT";
case DT_TLSDESC_PLT: return "TLSDESC_PLT";
case DT_RELACOUNT: return "RELACOUNT";
case DT_RELCOUNT: return "RELCOUNT";
case DT_FLAGS_1: return "FLAGS_1";
case DT_VERDEF: return "VERDEF";
case DT_VERDEFNUM: return "VERDEFNUM";
case DT_VERNEED: return "VERNEED";
case DT_VERNEEDNUM: return "VERNEEDNUM";
case DT_AUXILIARY: return "AUXILIARY";
case DT_USED: return "USED";
case DT_FILTER: return "FILTER";
case DT_GNU_PRELINKED: return "GNU_PRELINKED";
case DT_GNU_CONFLICT: return "GNU_CONFLICT";
case DT_GNU_CONFLICTSZ: return "GNU_CONFLICTSZ";
case DT_GNU_LIBLIST: return "GNU_LIBLIST";
case DT_GNU_LIBLISTSZ: return "GNU_LIBLISTSZ";
case DT_GNU_HASH: return "GNU_HASH";
default:
if ((type >= DT_LOPROC) && (type <= DT_HIPROC))
{
const char *result;
switch (elf_header.e_machine)
{
case EM_MIPS:
case EM_MIPS_RS3_LE:
result = get_mips_dynamic_type (type);
break;
case EM_SPARCV9:
result = get_sparc64_dynamic_type (type);
break;
case EM_PPC:
result = get_ppc_dynamic_type (type);
break;
case EM_PPC64:
result = get_ppc64_dynamic_type (type);
break;
case EM_IA_64:
result = get_ia64_dynamic_type (type);
break;
case EM_ALPHA:
result = get_alpha_dynamic_type (type);
break;
case EM_SCORE:
result = get_score_dynamic_type (type);
break;
default:
result = NULL;
break;
}
if (result != NULL)
return result;
snprintf (buff, sizeof (buff), _("Processor Specific: %lx"), type);
}
else if (((type >= DT_LOOS) && (type <= DT_HIOS))
|| (elf_header.e_machine == EM_PARISC
&& (type >= OLD_DT_LOOS) && (type <= OLD_DT_HIOS)))
{
const char *result;
switch (elf_header.e_machine)
{
case EM_PARISC:
result = get_parisc_dynamic_type (type);
break;
default:
result = NULL;
break;
}
if (result != NULL)
return result;
snprintf (buff, sizeof (buff), _("Operating System specific: %lx"),
type);
}
else
snprintf (buff, sizeof (buff), _("<unknown>: %lx"), type);
return buff;
}
}
static char *
get_file_type (unsigned e_type)
{
static char buff[32];
switch (e_type)
{
case ET_NONE: return _("NONE (None)");
case ET_REL: return _("REL (Relocatable file)");
case ET_EXEC: return _("EXEC (Executable file)");
case ET_DYN: return _("DYN (Shared object file)");
case ET_CORE: return _("CORE (Core file)");
default:
if ((e_type >= ET_LOPROC) && (e_type <= ET_HIPROC))
snprintf (buff, sizeof (buff), _("Processor Specific: (%x)"), e_type);
else if ((e_type >= ET_LOOS) && (e_type <= ET_HIOS))
snprintf (buff, sizeof (buff), _("OS Specific: (%x)"), e_type);
else
snprintf (buff, sizeof (buff), _("<unknown>: %x"), e_type);
return buff;
}
}
static char *
get_machine_name (unsigned e_machine)
{
static char buff[64];
switch (e_machine)
{
case EM_NONE: return _("None");
case EM_M32: return "WE32100";
case EM_SPARC: return "Sparc";
case EM_SPU: return "SPU";
case EM_386: return "Intel 80386";
case EM_68K: return "MC68000";
case EM_88K: return "MC88000";
case EM_486: return "Intel 80486";
case EM_860: return "Intel 80860";
case EM_MIPS: return "MIPS R3000";
case EM_S370: return "IBM System/370";
case EM_MIPS_RS3_LE: return "MIPS R4000 big-endian";
case EM_OLD_SPARCV9: return "Sparc v9 (old)";
case EM_PARISC: return "HPPA";
case EM_PPC_OLD: return "Power PC (old)";
case EM_SPARC32PLUS: return "Sparc v8+" ;
case EM_960: return "Intel 90860";
case EM_PPC: return "PowerPC";
case EM_PPC64: return "PowerPC64";
case EM_V800: return "NEC V800";
case EM_FR20: return "Fujitsu FR20";
case EM_RH32: return "TRW RH32";
case EM_MCORE: return "MCORE";
case EM_ARM: return "ARM";
case EM_OLD_ALPHA: return "Digital Alpha (old)";
case EM_SH: return "Renesas / SuperH SH";
case EM_SPARCV9: return "Sparc v9";
case EM_TRICORE: return "Siemens Tricore";
case EM_ARC: return "ARC";
case EM_H8_300: return "Renesas H8/300";
case EM_H8_300H: return "Renesas H8/300H";
case EM_H8S: return "Renesas H8S";
case EM_H8_500: return "Renesas H8/500";
case EM_IA_64: return "Intel IA-64";
case EM_MIPS_X: return "Stanford MIPS-X";
case EM_COLDFIRE: return "Motorola Coldfire";
case EM_68HC12: return "Motorola M68HC12";
case EM_ALPHA: return "Alpha";
case EM_CYGNUS_D10V:
case EM_D10V: return "d10v";
case EM_CYGNUS_D30V:
case EM_D30V: return "d30v";
case EM_CYGNUS_M32R:
case EM_M32R: return "Renesas M32R (formerly Mitsubishi M32r)";
case EM_CYGNUS_V850:
case EM_V850: return "NEC v850";
case EM_CYGNUS_MN10300:
case EM_MN10300: return "mn10300";
case EM_CYGNUS_MN10200:
case EM_MN10200: return "mn10200";
case EM_CYGNUS_FR30:
case EM_FR30: return "Fujitsu FR30";
case EM_CYGNUS_FRV: return "Fujitsu FR-V";
case EM_PJ_OLD:
case EM_PJ: return "picoJava";
case EM_MMA: return "Fujitsu Multimedia Accelerator";
case EM_PCP: return "Siemens PCP";
case EM_NCPU: return "Sony nCPU embedded RISC processor";
case EM_NDR1: return "Denso NDR1 microprocesspr";
case EM_STARCORE: return "Motorola Star*Core processor";
case EM_ME16: return "Toyota ME16 processor";
case EM_ST100: return "STMicroelectronics ST100 processor";
case EM_TINYJ: return "Advanced Logic Corp. TinyJ embedded processor";
case EM_FX66: return "Siemens FX66 microcontroller";
case EM_ST9PLUS: return "STMicroelectronics ST9+ 8/16 bit microcontroller";
case EM_ST7: return "STMicroelectronics ST7 8-bit microcontroller";
case EM_68HC16: return "Motorola MC68HC16 Microcontroller";
case EM_68HC11: return "Motorola MC68HC11 Microcontroller";
case EM_68HC08: return "Motorola MC68HC08 Microcontroller";
case EM_68HC05: return "Motorola MC68HC05 Microcontroller";
case EM_SVX: return "Silicon Graphics SVx";
case EM_ST19: return "STMicroelectronics ST19 8-bit microcontroller";
case EM_VAX: return "Digital VAX";
case EM_AVR_OLD:
case EM_AVR: return "Atmel AVR 8-bit microcontroller";
case EM_CRIS: return "Axis Communications 32-bit embedded processor";
case EM_JAVELIN: return "Infineon Technologies 32-bit embedded cpu";
case EM_FIREPATH: return "Element 14 64-bit DSP processor";
case EM_ZSP: return "LSI Logic's 16-bit DSP processor";
case EM_MMIX: return "Donald Knuth's educational 64-bit processor";
case EM_HUANY: return "Harvard Universitys's machine-independent object format";
case EM_PRISM: return "Vitesse Prism";
case EM_X86_64: return "Advanced Micro Devices X86-64";
case EM_S390_OLD:
case EM_S390: return "IBM S/390";
case EM_SCORE: return "SUNPLUS S+Core";
case EM_XSTORMY16: return "Sanyo Xstormy16 CPU core";
case EM_OPENRISC:
case EM_OR32: return "OpenRISC";
case EM_CRX: return "National Semiconductor CRX microprocessor";
case EM_DLX: return "OpenDLX";
case EM_IP2K_OLD:
case EM_IP2K: return "Ubicom IP2xxx 8-bit microcontrollers";
case EM_IQ2000: return "Vitesse IQ2000";
case EM_XTENSA_OLD:
case EM_XTENSA: return "Tensilica Xtensa Processor";
case EM_M32C: return "Renesas M32c";
case EM_MT: return "Morpho Techologies MT processor";
case EM_BLACKFIN: return "Analog Devices Blackfin";
case EM_NIOS32: return "Altera Nios";
case EM_ALTERA_NIOS2: return "Altera Nios II";
case EM_XC16X: return "Infineon Technologies xc16x";
case EM_CYGNUS_MEP: return "Toshiba MeP Media Engine";
default:
snprintf (buff, sizeof (buff), _("<unknown>: %x"), e_machine);
return buff;
}
}
static void
decode_ARM_machine_flags (unsigned e_flags, char buf[])
{
unsigned eabi;
int unknown = 0;
eabi = EF_ARM_EABI_VERSION (e_flags);
e_flags &= ~ EF_ARM_EABIMASK;
if (e_flags & EF_ARM_RELEXEC)
{
strcat (buf, ", relocatable executable");
e_flags &= ~ EF_ARM_RELEXEC;
}
if (e_flags & EF_ARM_HASENTRY)
{
strcat (buf, ", has entry point");
e_flags &= ~ EF_ARM_HASENTRY;
}
switch (eabi)
{
default:
strcat (buf, ", <unrecognized EABI>");
if (e_flags)
unknown = 1;
break;
case EF_ARM_EABI_VER1:
strcat (buf, ", Version1 EABI");
while (e_flags)
{
unsigned flag;
flag = e_flags & - e_flags;
e_flags &= ~ flag;
switch (flag)
{
case EF_ARM_SYMSARESORTED:
strcat (buf, ", sorted symbol tables");
break;
default:
unknown = 1;
break;
}
}
break;
case EF_ARM_EABI_VER2:
strcat (buf, ", Version2 EABI");
while (e_flags)
{
unsigned flag;
flag = e_flags & - e_flags;
e_flags &= ~ flag;
switch (flag)
{
case EF_ARM_SYMSARESORTED:
strcat (buf, ", sorted symbol tables");
break;
case EF_ARM_DYNSYMSUSESEGIDX:
strcat (buf, ", dynamic symbols use segment index");
break;
case EF_ARM_MAPSYMSFIRST:
strcat (buf, ", mapping symbols precede others");
break;
default:
unknown = 1;
break;
}
}
break;
case EF_ARM_EABI_VER3:
strcat (buf, ", Version3 EABI");
break;
case EF_ARM_EABI_VER4:
strcat (buf, ", Version4 EABI");
goto eabi;
case EF_ARM_EABI_VER5:
strcat (buf, ", Version5 EABI");
eabi:
while (e_flags)
{
unsigned flag;
flag = e_flags & - e_flags;
e_flags &= ~ flag;
switch (flag)
{
case EF_ARM_BE8:
strcat (buf, ", BE8");
break;
case EF_ARM_LE8:
strcat (buf, ", LE8");
break;
default:
unknown = 1;
break;
}
}
break;
case EF_ARM_EABI_UNKNOWN:
strcat (buf, ", GNU EABI");
while (e_flags)
{
unsigned flag;
flag = e_flags & - e_flags;
e_flags &= ~ flag;
switch (flag)
{
case EF_ARM_INTERWORK:
strcat (buf, ", interworking enabled");
break;
case EF_ARM_APCS_26:
strcat (buf, ", uses APCS/26");
break;
case EF_ARM_APCS_FLOAT:
strcat (buf, ", uses APCS/float");
break;
case EF_ARM_PIC:
strcat (buf, ", position independent");
break;
case EF_ARM_ALIGN8:
strcat (buf, ", 8 bit structure alignment");
break;
case EF_ARM_NEW_ABI:
strcat (buf, ", uses new ABI");
break;
case EF_ARM_OLD_ABI:
strcat (buf, ", uses old ABI");
break;
case EF_ARM_SOFT_FLOAT:
strcat (buf, ", software FP");
break;
case EF_ARM_VFP_FLOAT:
strcat (buf, ", VFP");
break;
case EF_ARM_MAVERICK_FLOAT:
strcat (buf, ", Maverick FP");
break;
default:
unknown = 1;
break;
}
}
}
if (unknown)
strcat (buf,", <unknown>");
}
static char *
get_machine_flags (unsigned e_flags, unsigned e_machine)
{
static char buf[1024];
buf[0] = '\0';
if (e_flags)
{
switch (e_machine)
{
default:
break;
case EM_ARM:
decode_ARM_machine_flags (e_flags, buf);
break;
case EM_CYGNUS_FRV:
switch (e_flags & EF_FRV_CPU_MASK)
{
case EF_FRV_CPU_GENERIC:
break;
default:
strcat (buf, ", fr???");
break;
case EF_FRV_CPU_FR300:
strcat (buf, ", fr300");
break;
case EF_FRV_CPU_FR400:
strcat (buf, ", fr400");
break;
case EF_FRV_CPU_FR405:
strcat (buf, ", fr405");
break;
case EF_FRV_CPU_FR450:
strcat (buf, ", fr450");
break;
case EF_FRV_CPU_FR500:
strcat (buf, ", fr500");
break;
case EF_FRV_CPU_FR550:
strcat (buf, ", fr550");
break;
case EF_FRV_CPU_SIMPLE:
strcat (buf, ", simple");
break;
case EF_FRV_CPU_TOMCAT:
strcat (buf, ", tomcat");
break;
}
break;
case EM_68K:
if ((e_flags & EF_M68K_ARCH_MASK) == EF_M68K_M68000)
strcat (buf, ", m68000");
else if ((e_flags & EF_M68K_ARCH_MASK) == EF_M68K_CPU32)
strcat (buf, ", cpu32");
else if ((e_flags & EF_M68K_ARCH_MASK) == EF_M68K_FIDO)
strcat (buf, ", fido_a");
else
{
char const *isa = _("unknown");
char const *mac = _("unknown mac");
char const *additional = NULL;
switch (e_flags & EF_M68K_CF_ISA_MASK)
{
case EF_M68K_CF_ISA_A_NODIV:
isa = "A";
additional = ", nodiv";
break;
case EF_M68K_CF_ISA_A:
isa = "A";
break;
case EF_M68K_CF_ISA_A_PLUS:
isa = "A+";
break;
case EF_M68K_CF_ISA_B_NOUSP:
isa = "B";
additional = ", nousp";
break;
case EF_M68K_CF_ISA_B:
isa = "B";
break;
}
strcat (buf, ", cf, isa ");
strcat (buf, isa);
if (additional)
strcat (buf, additional);
if (e_flags & EF_M68K_CF_FLOAT)
strcat (buf, ", float");
switch (e_flags & EF_M68K_CF_MAC_MASK)
{
case 0:
mac = NULL;
break;
case EF_M68K_CF_MAC:
mac = "mac";
break;
case EF_M68K_CF_EMAC:
mac = "emac";
break;
}
if (mac)
{
strcat (buf, ", ");
strcat (buf, mac);
}
}
break;
case EM_PPC:
if (e_flags & EF_PPC_EMB)
strcat (buf, ", emb");
if (e_flags & EF_PPC_RELOCATABLE)
strcat (buf, ", relocatable");
if (e_flags & EF_PPC_RELOCATABLE_LIB)
strcat (buf, ", relocatable-lib");
break;
case EM_V850:
case EM_CYGNUS_V850:
switch (e_flags & EF_V850_ARCH)
{
case E_V850E1_ARCH:
strcat (buf, ", v850e1");
break;
case E_V850E_ARCH:
strcat (buf, ", v850e");
break;
case E_V850_ARCH:
strcat (buf, ", v850");
break;
default:
strcat (buf, ", unknown v850 architecture variant");
break;
}
break;
case EM_M32R:
case EM_CYGNUS_M32R:
if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH)
strcat (buf, ", m32r");
break;
case EM_MIPS:
case EM_MIPS_RS3_LE:
if (e_flags & EF_MIPS_NOREORDER)
strcat (buf, ", noreorder");
if (e_flags & EF_MIPS_PIC)
strcat (buf, ", pic");
if (e_flags & EF_MIPS_CPIC)
strcat (buf, ", cpic");
if (e_flags & EF_MIPS_UCODE)
strcat (buf, ", ugen_reserved");
if (e_flags & EF_MIPS_ABI2)
strcat (buf, ", abi2");
if (e_flags & EF_MIPS_OPTIONS_FIRST)
strcat (buf, ", odk first");
if (e_flags & EF_MIPS_32BITMODE)
strcat (buf, ", 32bitmode");
switch ((e_flags & EF_MIPS_MACH))
{
case E_MIPS_MACH_3900: strcat (buf, ", 3900"); break;
case E_MIPS_MACH_4010: strcat (buf, ", 4010"); break;
case E_MIPS_MACH_4100: strcat (buf, ", 4100"); break;
case E_MIPS_MACH_4111: strcat (buf, ", 4111"); break;
case E_MIPS_MACH_4120: strcat (buf, ", 4120"); break;
case E_MIPS_MACH_4650: strcat (buf, ", 4650"); break;
case E_MIPS_MACH_5400: strcat (buf, ", 5400"); break;
case E_MIPS_MACH_5500: strcat (buf, ", 5500"); break;
case E_MIPS_MACH_SB1: strcat (buf, ", sb1"); break;
case E_MIPS_MACH_9000: strcat (buf, ", 9000"); break;
case 0:
break;
default: strcat (buf, ", unknown CPU"); break;
}
switch ((e_flags & EF_MIPS_ABI))
{
case E_MIPS_ABI_O32: strcat (buf, ", o32"); break;
case E_MIPS_ABI_O64: strcat (buf, ", o64"); break;
case E_MIPS_ABI_EABI32: strcat (buf, ", eabi32"); break;
case E_MIPS_ABI_EABI64: strcat (buf, ", eabi64"); break;
case 0:
break;
default: strcat (buf, ", unknown ABI"); break;
}
if (e_flags & EF_MIPS_ARCH_ASE_MDMX)
strcat (buf, ", mdmx");
if (e_flags & EF_MIPS_ARCH_ASE_M16)
strcat (buf, ", mips16");
switch ((e_flags & EF_MIPS_ARCH))
{
case E_MIPS_ARCH_1: strcat (buf, ", mips1"); break;
case E_MIPS_ARCH_2: strcat (buf, ", mips2"); break;
case E_MIPS_ARCH_3: strcat (buf, ", mips3"); break;
case E_MIPS_ARCH_4: strcat (buf, ", mips4"); break;
case E_MIPS_ARCH_5: strcat (buf, ", mips5"); break;
case E_MIPS_ARCH_32: strcat (buf, ", mips32"); break;
case E_MIPS_ARCH_32R2: strcat (buf, ", mips32r2"); break;
case E_MIPS_ARCH_64: strcat (buf, ", mips64"); break;
case E_MIPS_ARCH_64R2: strcat (buf, ", mips64r2"); break;
default: strcat (buf, ", unknown ISA"); break;
}
break;
case EM_SH:
switch ((e_flags & EF_SH_MACH_MASK))
{
case EF_SH1: strcat (buf, ", sh1"); break;
case EF_SH2: strcat (buf, ", sh2"); break;
case EF_SH3: strcat (buf, ", sh3"); break;
case EF_SH_DSP: strcat (buf, ", sh-dsp"); break;
case EF_SH3_DSP: strcat (buf, ", sh3-dsp"); break;
case EF_SH4AL_DSP: strcat (buf, ", sh4al-dsp"); break;
case EF_SH3E: strcat (buf, ", sh3e"); break;
case EF_SH4: strcat (buf, ", sh4"); break;
case EF_SH5: strcat (buf, ", sh5"); break;
case EF_SH2E: strcat (buf, ", sh2e"); break;
case EF_SH4A: strcat (buf, ", sh4a"); break;
case EF_SH2A: strcat (buf, ", sh2a"); break;
case EF_SH4_NOFPU: strcat (buf, ", sh4-nofpu"); break;
case EF_SH4A_NOFPU: strcat (buf, ", sh4a-nofpu"); break;
case EF_SH2A_NOFPU: strcat (buf, ", sh2a-nofpu"); break;
case EF_SH3_NOMMU: strcat (buf, ", sh3-nommu"); break;
case EF_SH4_NOMMU_NOFPU: strcat (buf, ", sh4-nommu-nofpu"); break;
case EF_SH2A_SH4_NOFPU: strcat (buf, ", sh2a-nofpu-or-sh4-nommu-nofpu"); break;
case EF_SH2A_SH3_NOFPU: strcat (buf, ", sh2a-nofpu-or-sh3-nommu"); break;
case EF_SH2A_SH4: strcat (buf, ", sh2a-or-sh4"); break;
case EF_SH2A_SH3E: strcat (buf, ", sh2a-or-sh3e"); break;
default: strcat (buf, ", unknown ISA"); break;
}
break;
case EM_SPARCV9:
if (e_flags & EF_SPARC_32PLUS)
strcat (buf, ", v8+");
if (e_flags & EF_SPARC_SUN_US1)
strcat (buf, ", ultrasparcI");
if (e_flags & EF_SPARC_SUN_US3)
strcat (buf, ", ultrasparcIII");
if (e_flags & EF_SPARC_HAL_R1)
strcat (buf, ", halr1");
if (e_flags & EF_SPARC_LEDATA)
strcat (buf, ", ledata");
if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_TSO)
strcat (buf, ", tso");
if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_PSO)
strcat (buf, ", pso");
if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_RMO)
strcat (buf, ", rmo");
break;
case EM_PARISC:
switch (e_flags & EF_PARISC_ARCH)
{
case EFA_PARISC_1_0:
strcpy (buf, ", PA-RISC 1.0");
break;
case EFA_PARISC_1_1:
strcpy (buf, ", PA-RISC 1.1");
break;
case EFA_PARISC_2_0:
strcpy (buf, ", PA-RISC 2.0");
break;
default:
break;
}
if (e_flags & EF_PARISC_TRAPNIL)
strcat (buf, ", trapnil");
if (e_flags & EF_PARISC_EXT)
strcat (buf, ", ext");
if (e_flags & EF_PARISC_LSB)
strcat (buf, ", lsb");
if (e_flags & EF_PARISC_WIDE)
strcat (buf, ", wide");
if (e_flags & EF_PARISC_NO_KABP)
strcat (buf, ", no kabp");
if (e_flags & EF_PARISC_LAZYSWAP)
strcat (buf, ", lazyswap");
break;
case EM_PJ:
case EM_PJ_OLD:
if ((e_flags & EF_PICOJAVA_NEWCALLS) == EF_PICOJAVA_NEWCALLS)
strcat (buf, ", new calling convention");
if ((e_flags & EF_PICOJAVA_GNUCALLS) == EF_PICOJAVA_GNUCALLS)
strcat (buf, ", gnu calling convention");
break;
case EM_IA_64:
if ((e_flags & EF_IA_64_ABI64))
strcat (buf, ", 64-bit");
else
strcat (buf, ", 32-bit");
if ((e_flags & EF_IA_64_REDUCEDFP))
strcat (buf, ", reduced fp model");
if ((e_flags & EF_IA_64_NOFUNCDESC_CONS_GP))
strcat (buf, ", no function descriptors, constant gp");
else if ((e_flags & EF_IA_64_CONS_GP))
strcat (buf, ", constant gp");
if ((e_flags & EF_IA_64_ABSOLUTE))
strcat (buf, ", absolute");
break;
case EM_VAX:
if ((e_flags & EF_VAX_NONPIC))
strcat (buf, ", non-PIC");
if ((e_flags & EF_VAX_DFLOAT))
strcat (buf, ", D-Float");
if ((e_flags & EF_VAX_GFLOAT))
strcat (buf, ", G-Float");
break;
}
}
return buf;
}
static const char *
get_osabi_name (unsigned int osabi)
{
static char buff[32];
switch (osabi)
{
case ELFOSABI_NONE: return "UNIX - System V";
case ELFOSABI_HPUX: return "UNIX - HP-UX";
case ELFOSABI_NETBSD: return "UNIX - NetBSD";
case ELFOSABI_LINUX: return "UNIX - Linux";
case ELFOSABI_HURD: return "GNU/Hurd";
case ELFOSABI_SOLARIS: return "UNIX - Solaris";
case ELFOSABI_AIX: return "UNIX - AIX";
case ELFOSABI_IRIX: return "UNIX - IRIX";
case ELFOSABI_FREEBSD: return "UNIX - FreeBSD";
case ELFOSABI_TRU64: return "UNIX - TRU64";
case ELFOSABI_MODESTO: return "Novell - Modesto";
case ELFOSABI_OPENBSD: return "UNIX - OpenBSD";
case ELFOSABI_OPENVMS: return "VMS - OpenVMS";
case ELFOSABI_NSK: return "HP - Non-Stop Kernel";
case ELFOSABI_AROS: return "Amiga Research OS";
case ELFOSABI_STANDALONE: return _("Standalone App");
case ELFOSABI_ARM: return "ARM";
default:
snprintf (buff, sizeof (buff), _("<unknown: %x>"), osabi);
return buff;
}
}
static const char *
get_arm_segment_type (unsigned long type)
{
switch (type)
{
case PT_ARM_EXIDX:
return "EXIDX";
default:
break;
}
return NULL;
}
static const char *
get_mips_segment_type (unsigned long type)
{
switch (type)
{
case PT_MIPS_REGINFO:
return "REGINFO";
case PT_MIPS_RTPROC:
return "RTPROC";
case PT_MIPS_OPTIONS:
return "OPTIONS";
default:
break;
}
return NULL;
}
static const char *
get_parisc_segment_type (unsigned long type)
{
switch (type)
{
case PT_HP_TLS: return "HP_TLS";
case PT_HP_CORE_NONE: return "HP_CORE_NONE";
case PT_HP_CORE_VERSION: return "HP_CORE_VERSION";
case PT_HP_CORE_KERNEL: return "HP_CORE_KERNEL";
case PT_HP_CORE_COMM: return "HP_CORE_COMM";
case PT_HP_CORE_PROC: return "HP_CORE_PROC";
case PT_HP_CORE_LOADABLE: return "HP_CORE_LOADABLE";
case PT_HP_CORE_STACK: return "HP_CORE_STACK";
case PT_HP_CORE_SHM: return "HP_CORE_SHM";
case PT_HP_CORE_MMF: return "HP_CORE_MMF";
case PT_HP_PARALLEL: return "HP_PARALLEL";
case PT_HP_FASTBIND: return "HP_FASTBIND";
case PT_HP_OPT_ANNOT: return "HP_OPT_ANNOT";
case PT_HP_HSL_ANNOT: return "HP_HSL_ANNOT";
case PT_HP_STACK: return "HP_STACK";
case PT_HP_CORE_UTSNAME: return "HP_CORE_UTSNAME";
case PT_PARISC_ARCHEXT: return "PARISC_ARCHEXT";
case PT_PARISC_UNWIND: return "PARISC_UNWIND";
case PT_PARISC_WEAKORDER: return "PARISC_WEAKORDER";
default:
break;
}
return NULL;
}
static const char *
get_ia64_segment_type (unsigned long type)
{
switch (type)
{
case PT_IA_64_ARCHEXT: return "IA_64_ARCHEXT";
case PT_IA_64_UNWIND: return "IA_64_UNWIND";
case PT_HP_TLS: return "HP_TLS";
case PT_IA_64_HP_OPT_ANOT: return "HP_OPT_ANNOT";
case PT_IA_64_HP_HSL_ANOT: return "HP_HSL_ANNOT";
case PT_IA_64_HP_STACK: return "HP_STACK";
default:
break;
}
return NULL;
}
static const char *
get_segment_type (unsigned long p_type)
{
static char buff[32];
switch (p_type)
{
case PT_NULL: return "NULL";
case PT_LOAD: return "LOAD";
case PT_DYNAMIC: return "DYNAMIC";
case PT_INTERP: return "INTERP";
case PT_NOTE: return "NOTE";
case PT_SHLIB: return "SHLIB";
case PT_PHDR: return "PHDR";
case PT_TLS: return "TLS";
case PT_GNU_EH_FRAME:
return "GNU_EH_FRAME";
case PT_GNU_STACK: return "GNU_STACK";
case PT_GNU_RELRO: return "GNU_RELRO";
default:
if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC))
{
const char *result;
switch (elf_header.e_machine)
{
case EM_ARM:
result = get_arm_segment_type (p_type);
break;
case EM_MIPS:
case EM_MIPS_RS3_LE:
result = get_mips_segment_type (p_type);
break;
case EM_PARISC:
result = get_parisc_segment_type (p_type);
break;
case EM_IA_64:
result = get_ia64_segment_type (p_type);
break;
default:
result = NULL;
break;
}
if (result != NULL)
return result;
sprintf (buff, "LOPROC+%lx", p_type - PT_LOPROC);
}
else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS))
{
const char *result;
switch (elf_header.e_machine)
{
case EM_PARISC:
result = get_parisc_segment_type (p_type);
break;
case EM_IA_64:
result = get_ia64_segment_type (p_type);
break;
default:
result = NULL;
break;
}
if (result != NULL)
return result;
sprintf (buff, "LOOS+%lx", p_type - PT_LOOS);
}
else
snprintf (buff, sizeof (buff), _("<unknown>: %lx"), p_type);
return buff;
}
}
static const char *
get_mips_section_type_name (unsigned int sh_type)
{
switch (sh_type)
{
case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST";
case SHT_MIPS_MSYM: return "MIPS_MSYM";
case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT";
case SHT_MIPS_GPTAB: return "MIPS_GPTAB";
case SHT_MIPS_UCODE: return "MIPS_UCODE";
case SHT_MIPS_DEBUG: return "MIPS_DEBUG";
case SHT_MIPS_REGINFO: return "MIPS_REGINFO";
case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE";
case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM";
case SHT_MIPS_RELD: return "MIPS_RELD";
case SHT_MIPS_IFACE: return "MIPS_IFACE";
case SHT_MIPS_CONTENT: return "MIPS_CONTENT";
case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS";
case SHT_MIPS_SHDR: return "MIPS_SHDR";
case SHT_MIPS_FDESC: return "MIPS_FDESC";
case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM";
case SHT_MIPS_DENSE: return "MIPS_DENSE";
case SHT_MIPS_PDESC: return "MIPS_PDESC";
case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM";
case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM";
case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM";
case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR";
case SHT_MIPS_LINE: return "MIPS_LINE";
case SHT_MIPS_RFDESC: return "MIPS_RFDESC";
case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM";
case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST";
case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS";
case SHT_MIPS_DWARF: return "MIPS_DWARF";
case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL";
case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
case SHT_MIPS_EVENTS: return "MIPS_EVENTS";
case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE";
case SHT_MIPS_PIXIE: return "MIPS_PIXIE";
case SHT_MIPS_XLATE: return "MIPS_XLATE";
case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG";
case SHT_MIPS_WHIRL: return "MIPS_WHIRL";
case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION";
case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD";
case SHT_MIPS_PDR_EXCEPTION: return "MIPS_PDR_EXCEPTION";
default:
break;
}
return NULL;
}
static const char *
get_parisc_section_type_name (unsigned int sh_type)
{
switch (sh_type)
{
case SHT_PARISC_EXT: return "PARISC_EXT";
case SHT_PARISC_UNWIND: return "PARISC_UNWIND";
case SHT_PARISC_DOC: return "PARISC_DOC";
case SHT_PARISC_ANNOT: return "PARISC_ANNOT";
case SHT_PARISC_SYMEXTN: return "PARISC_SYMEXTN";
case SHT_PARISC_STUBS: return "PARISC_STUBS";
case SHT_PARISC_DLKM: return "PARISC_DLKM";
default:
break;
}
return NULL;
}
static const char *
get_ia64_section_type_name (unsigned int sh_type)
{
if ((sh_type & 0xFF000000) == SHT_IA_64_LOPSREG)
return get_osabi_name ((sh_type & 0x00FF0000) >> 16);
switch (sh_type)
{
case SHT_IA_64_EXT: return "IA_64_EXT";
case SHT_IA_64_UNWIND: return "IA_64_UNWIND";
case SHT_IA_64_PRIORITY_INIT: return "IA_64_PRIORITY_INIT";
default:
break;
}
return NULL;
}
static const char *
get_x86_64_section_type_name (unsigned int sh_type)
{
switch (sh_type)
{
case SHT_X86_64_UNWIND: return "X86_64_UNWIND";
default:
break;
}
return NULL;
}
static const char *
get_arm_section_type_name (unsigned int sh_type)
{
switch (sh_type)
{
case SHT_ARM_EXIDX:
return "ARM_EXIDX";
case SHT_ARM_PREEMPTMAP:
return "ARM_PREEMPTMAP";
case SHT_ARM_ATTRIBUTES:
return "ARM_ATTRIBUTES";
default:
break;
}
return NULL;
}
static const char *
get_section_type_name (unsigned int sh_type)
{
static char buff[32];
switch (sh_type)
{
case SHT_NULL: return "NULL";
case SHT_PROGBITS: return "PROGBITS";
case SHT_SYMTAB: return "SYMTAB";
case SHT_STRTAB: return "STRTAB";
case SHT_RELA: return "RELA";
case SHT_HASH: return "HASH";
case SHT_DYNAMIC: return "DYNAMIC";
case SHT_NOTE: return "NOTE";
case SHT_NOBITS: return "NOBITS";
case SHT_REL: return "REL";
case SHT_SHLIB: return "SHLIB";
case SHT_DYNSYM: return "DYNSYM";
case SHT_INIT_ARRAY: return "INIT_ARRAY";
case SHT_FINI_ARRAY: return "FINI_ARRAY";
case SHT_PREINIT_ARRAY: return "PREINIT_ARRAY";
case SHT_GNU_HASH: return "GNU_HASH";
case SHT_GROUP: return "GROUP";
case SHT_SYMTAB_SHNDX: return "SYMTAB SECTION INDICIES";
case SHT_GNU_verdef: return "VERDEF";
case SHT_GNU_verneed: return "VERNEED";
case SHT_GNU_versym: return "VERSYM";
case 0x6ffffff0: return "VERSYM";
case 0x6ffffffc: return "VERDEF";
case 0x7ffffffd: return "AUXILIARY";
case 0x7fffffff: return "FILTER";
case SHT_GNU_LIBLIST: return "GNU_LIBLIST";
default:
if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC))
{
const char *result;
switch (elf_header.e_machine)
{
case EM_MIPS:
case EM_MIPS_RS3_LE:
result = get_mips_section_type_name (sh_type);
break;
case EM_PARISC:
result = get_parisc_section_type_name (sh_type);
break;
case EM_IA_64:
result = get_ia64_section_type_name (sh_type);
break;
case EM_X86_64:
result = get_x86_64_section_type_name (sh_type);
break;
case EM_ARM:
result = get_arm_section_type_name (sh_type);
break;
default:
result = NULL;
break;
}
if (result != NULL)
return result;
sprintf (buff, "LOPROC+%x", sh_type - SHT_LOPROC);
}
else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS))
sprintf (buff, "LOOS+%x", sh_type - SHT_LOOS);
else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER))
sprintf (buff, "LOUSER+%x", sh_type - SHT_LOUSER);
else
snprintf (buff, sizeof (buff), _("<unknown>: %x"), sh_type);
return buff;
}
}
#define OPTION_DEBUG_DUMP 512
static struct option options[] =
{
{"all", no_argument, 0, 'a'},
{"file-header", no_argument, 0, 'h'},
{"program-headers", no_argument, 0, 'l'},
{"headers", no_argument, 0, 'e'},
{"histogram", no_argument, 0, 'I'},
{"segments", no_argument, 0, 'l'},
{"sections", no_argument, 0, 'S'},
{"section-headers", no_argument, 0, 'S'},
{"section-groups", no_argument, 0, 'g'},
{"section-details", no_argument, 0, 't'},
{"full-section-name",no_argument, 0, 'N'},
{"symbols", no_argument, 0, 's'},
{"syms", no_argument, 0, 's'},
{"relocs", no_argument, 0, 'r'},
{"notes", no_argument, 0, 'n'},
{"dynamic", no_argument, 0, 'd'},
{"arch-specific", no_argument, 0, 'A'},
{"version-info", no_argument, 0, 'V'},
{"use-dynamic", no_argument, 0, 'D'},
{"hex-dump", required_argument, 0, 'x'},
{"debug-dump", optional_argument, 0, OPTION_DEBUG_DUMP},
{"unwind", no_argument, 0, 'u'},
#ifdef SUPPORT_DISASSEMBLY
{"instruction-dump", required_argument, 0, 'i'},
#endif
{"version", no_argument, 0, 'v'},
{"wide", no_argument, 0, 'W'},
{"help", no_argument, 0, 'H'},
{0, no_argument, 0, 0}
};
static void
usage (void)
{
fprintf (stdout, _("Usage: readelf <option(s)> elf-file(s)\n"));
fprintf (stdout, _(" Display information about the contents of ELF format files\n"));
fprintf (stdout, _(" Options are:\n\
-a --all Equivalent to: -h -l -S -s -r -d -V -A -I\n\
-h --file-header Display the ELF file header\n\
-l --program-headers Display the program headers\n\
--segments An alias for --program-headers\n\
-S --section-headers Display the sections' header\n\
--sections An alias for --section-headers\n\
-g --section-groups Display the section groups\n\
-t --section-details Display the section details\n\
-e --headers Equivalent to: -h -l -S\n\
-s --syms Display the symbol table\n\
--symbols An alias for --syms\n\
-n --notes Display the core notes (if present)\n\
-r --relocs Display the relocations (if present)\n\
-u --unwind Display the unwind info (if present)\n\
-d --dynamic Display the dynamic section (if present)\n\
-V --version-info Display the version sections (if present)\n\
-A --arch-specific Display architecture specific information (if any).\n\
-D --use-dynamic Use the dynamic section info when displaying symbols\n\
-x --hex-dump=<number> Dump the contents of section <number>\n\
-w[liaprmfFsoR] or\n\
--debug-dump[=line,=info,=abbrev,=pubnames,=aranges,=macro,=frames,=str,=loc,=Ranges]\n\
Display the contents of DWARF2 debug sections\n"));
#ifdef SUPPORT_DISASSEMBLY
fprintf (stdout, _("\
-i --instruction-dump=<number>\n\
Disassemble the contents of section <number>\n"));
#endif
fprintf (stdout, _("\
-I --histogram Display histogram of bucket list lengths\n\
-W --wide Allow output width to exceed 80 characters\n\
@<file> Read options from <file>\n\
-H --help Display this information\n\
-v --version Display the version number of readelf\n"));
fprintf (stdout, _("Report bugs to %s\n"), REPORT_BUGS_TO);
exit (0);
}
static void
request_dump (unsigned int section, int type)
{
if (section >= num_dump_sects)
{
char *new_dump_sects;
new_dump_sects = calloc (section + 1, 1);
if (new_dump_sects == NULL)
error (_("Out of memory allocating dump request table."));
else
{
memcpy (new_dump_sects, dump_sects, num_dump_sects);
free (dump_sects);
dump_sects = new_dump_sects;
num_dump_sects = section + 1;
}
}
if (dump_sects)
dump_sects[section] |= type;
return;
}
static void
request_dump_byname (const char *section, int type)
{
struct dump_list_entry *new_request;
new_request = malloc (sizeof (struct dump_list_entry));
if (!new_request)
error (_("Out of memory allocating dump request table."));
new_request->name = strdup (section);
if (!new_request->name)
error (_("Out of memory allocating dump request table."));
new_request->type = type;
new_request->next = dump_sects_byname;
dump_sects_byname = new_request;
}
static void
parse_args (int argc, char **argv)
{
int c;
if (argc < 2)
usage ();
while ((c = getopt_long
(argc, argv, "ersuahnldSDAINtgw::x:i:vVWH", options, NULL)) != EOF)
{
char *cp;
int section;
switch (c)
{
case 0:
break;
case 'H':
usage ();
break;
case 'a':
do_syms++;
do_reloc++;
do_unwind++;
do_dynamic++;
do_header++;
do_sections++;
do_section_groups++;
do_segments++;
do_version++;
do_histogram++;
do_arch++;
do_notes++;
break;
case 'g':
do_section_groups++;
break;
case 't':
case 'N':
do_sections++;
do_section_details++;
break;
case 'e':
do_header++;
do_sections++;
do_segments++;
break;
case 'A':
do_arch++;
break;
case 'D':
do_using_dynamic++;
break;
case 'r':
do_reloc++;
break;
case 'u':
do_unwind++;
break;
case 'h':
do_header++;
break;
case 'l':
do_segments++;
break;
case 's':
do_syms++;
break;
case 'S':
do_sections++;
break;
case 'd':
do_dynamic++;
break;
case 'I':
do_histogram++;
break;
case 'n':
do_notes++;
break;
case 'x':
do_dump++;
section = strtoul (optarg, & cp, 0);
if (! *cp && section >= 0)
request_dump (section, HEX_DUMP);
else
request_dump_byname (optarg, HEX_DUMP);
break;
case 'w':
do_dump++;
if (optarg == 0)
do_debugging = 1;
else
{
unsigned int index = 0;
do_debugging = 0;
while (optarg[index])
switch (optarg[index++])
{
case 'i':
case 'I':
do_debug_info = 1;
break;
case 'a':
case 'A':
do_debug_abbrevs = 1;
break;
case 'l':
case 'L':
do_debug_lines = 1;
break;
case 'p':
case 'P':
do_debug_pubnames = 1;
break;
case 'r':
do_debug_aranges = 1;
break;
case 'R':
do_debug_ranges = 1;
break;
case 'F':
do_debug_frames_interp = 1;
case 'f':
do_debug_frames = 1;
break;
case 'm':
case 'M':
do_debug_macinfo = 1;
break;
case 's':
case 'S':
do_debug_str = 1;
break;
case 'o':
case 'O':
do_debug_loc = 1;
break;
default:
warn (_("Unrecognized debug option '%s'\n"), optarg);
break;
}
}
break;
case OPTION_DEBUG_DUMP:
do_dump++;
if (optarg == 0)
do_debugging = 1;
else
{
typedef struct
{
const char * option;
int * variable;
}
debug_dump_long_opts;
debug_dump_long_opts opts_table [] =
{
{ "Ranges", & do_debug_ranges },
{ "abbrev", & do_debug_abbrevs },
{ "aranges", & do_debug_aranges },
{ "frames", & do_debug_frames },
{ "frames-interp", & do_debug_frames_interp },
{ "info", & do_debug_info },
{ "line", & do_debug_lines },
{ "loc", & do_debug_loc },
{ "macro", & do_debug_macinfo },
{ "pubnames", & do_debug_pubnames },
{ "ranges", & do_debug_aranges },
{ "str", & do_debug_str },
{ NULL, NULL }
};
const char *p;
do_debugging = 0;
p = optarg;
while (*p)
{
debug_dump_long_opts * entry;
for (entry = opts_table; entry->option; entry++)
{
size_t len = strlen (entry->option);
if (strneq (p, entry->option, len)
&& (p[len] == ',' || p[len] == '\0'))
{
* entry->variable = 1;
if (do_debug_frames_interp)
do_debug_frames = 1;
p += len;
break;
}
}
if (entry->option == NULL)
{
warn (_("Unrecognized debug option '%s'\n"), p);
p = strchr (p, ',');
if (p == NULL)
break;
}
if (*p == ',')
p++;
}
}
break;
#ifdef SUPPORT_DISASSEMBLY
case 'i':
do_dump++;
section = strtoul (optarg, & cp, 0);
if (! *cp && section >= 0)
{
request_dump (section, DISASS_DUMP);
break;
}
goto oops;
#endif
case 'v':
print_version (program_name);
break;
case 'V':
do_version++;
break;
case 'W':
do_wide++;
break;
default:
#ifdef SUPPORT_DISASSEMBLY
oops:
#endif
error (_("Invalid option '-%c'\n"), c);
case '?':
usage ();
}
}
if (!do_dynamic && !do_syms && !do_reloc && !do_unwind && !do_sections
&& !do_segments && !do_header && !do_dump && !do_version
&& !do_histogram && !do_debugging && !do_arch && !do_notes
&& !do_section_groups)
usage ();
else if (argc < 3)
{
warn (_("Nothing to do.\n"));
usage ();
}
}
static const char *
get_elf_class (unsigned int elf_class)
{
static char buff[32];
switch (elf_class)
{
case ELFCLASSNONE: return _("none");
case ELFCLASS32: return "ELF32";
case ELFCLASS64: return "ELF64";
default:
snprintf (buff, sizeof (buff), _("<unknown: %x>"), elf_class);
return buff;
}
}
static const char *
get_data_encoding (unsigned int encoding)
{
static char buff[32];
switch (encoding)
{
case ELFDATANONE: return _("none");
case ELFDATA2LSB: return _("2's complement, little endian");
case ELFDATA2MSB: return _("2's complement, big endian");
default:
snprintf (buff, sizeof (buff), _("<unknown: %x>"), encoding);
return buff;
}
}
static int
process_file_header (void)
{
if ( elf_header.e_ident[EI_MAG0] != ELFMAG0
|| elf_header.e_ident[EI_MAG1] != ELFMAG1
|| elf_header.e_ident[EI_MAG2] != ELFMAG2
|| elf_header.e_ident[EI_MAG3] != ELFMAG3)
{
error
(_("Not an ELF file - it has the wrong magic bytes at the start\n"));
return 0;
}
if (do_header)
{
int i;
printf (_("ELF Header:\n"));
printf (_(" Magic: "));
for (i = 0; i < EI_NIDENT; i++)
printf ("%2.2x ", elf_header.e_ident[i]);
printf ("\n");
printf (_(" Class: %s\n"),
get_elf_class (elf_header.e_ident[EI_CLASS]));
printf (_(" Data: %s\n"),
get_data_encoding (elf_header.e_ident[EI_DATA]));
printf (_(" Version: %d %s\n"),
elf_header.e_ident[EI_VERSION],
(elf_header.e_ident[EI_VERSION] == EV_CURRENT
? "(current)"
: (elf_header.e_ident[EI_VERSION] != EV_NONE
? "<unknown: %lx>"
: "")));
printf (_(" OS/ABI: %s\n"),
get_osabi_name (elf_header.e_ident[EI_OSABI]));
printf (_(" ABI Version: %d\n"),
elf_header.e_ident[EI_ABIVERSION]);
printf (_(" Type: %s\n"),
get_file_type (elf_header.e_type));
printf (_(" Machine: %s\n"),
get_machine_name (elf_header.e_machine));
printf (_(" Version: 0x%lx\n"),
(unsigned long) elf_header.e_version);
printf (_(" Entry point address: "));
print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
printf (_("\n Start of program headers: "));
print_vma ((bfd_vma) elf_header.e_phoff, DEC);
printf (_(" (bytes into file)\n Start of section headers: "));
print_vma ((bfd_vma) elf_header.e_shoff, DEC);
printf (_(" (bytes into file)\n"));
printf (_(" Flags: 0x%lx%s\n"),
(unsigned long) elf_header.e_flags,
get_machine_flags (elf_header.e_flags, elf_header.e_machine));
printf (_(" Size of this header: %ld (bytes)\n"),
(long) elf_header.e_ehsize);
printf (_(" Size of program headers: %ld (bytes)\n"),
(long) elf_header.e_phentsize);
printf (_(" Number of program headers: %ld\n"),
(long) elf_header.e_phnum);
printf (_(" Size of section headers: %ld (bytes)\n"),
(long) elf_header.e_shentsize);
printf (_(" Number of section headers: %ld"),
(long) elf_header.e_shnum);
if (section_headers != NULL && elf_header.e_shnum == 0)
printf (" (%ld)", (long) section_headers[0].sh_size);
putc ('\n', stdout);
printf (_(" Section header string table index: %ld"),
(long) elf_header.e_shstrndx);
if (section_headers != NULL && elf_header.e_shstrndx == SHN_XINDEX)
printf (" (%ld)", (long) section_headers[0].sh_link);
else if (elf_header.e_shstrndx != SHN_UNDEF
&& (elf_header.e_shstrndx >= elf_header.e_shnum
|| (elf_header.e_shstrndx >= SHN_LORESERVE
&& elf_header.e_shstrndx <= SHN_HIRESERVE)))
printf (" <corrupt: out of range>");
putc ('\n', stdout);
}
if (section_headers != NULL)
{
if (elf_header.e_shnum == 0)
elf_header.e_shnum = section_headers[0].sh_size;
if (elf_header.e_shstrndx == SHN_XINDEX)
elf_header.e_shstrndx = section_headers[0].sh_link;
else if (elf_header.e_shstrndx != SHN_UNDEF
&& (elf_header.e_shstrndx >= elf_header.e_shnum
|| (elf_header.e_shstrndx >= SHN_LORESERVE
&& elf_header.e_shstrndx <= SHN_HIRESERVE)))
elf_header.e_shstrndx = SHN_UNDEF;
free (section_headers);
section_headers = NULL;
}
return 1;
}
static int
get_32bit_program_headers (FILE *file, Elf_Internal_Phdr *program_headers)
{
Elf32_External_Phdr *phdrs;
Elf32_External_Phdr *external;
Elf_Internal_Phdr *internal;
unsigned int i;
phdrs = get_data (NULL, file, elf_header.e_phoff,
elf_header.e_phentsize, elf_header.e_phnum,
_("program headers"));
if (!phdrs)
return 0;
for (i = 0, internal = program_headers, external = phdrs;
i < elf_header.e_phnum;
i++, internal++, external++)
{
internal->p_type = BYTE_GET (external->p_type);
internal->p_offset = BYTE_GET (external->p_offset);
internal->p_vaddr = BYTE_GET (external->p_vaddr);
internal->p_paddr = BYTE_GET (external->p_paddr);
internal->p_filesz = BYTE_GET (external->p_filesz);
internal->p_memsz = BYTE_GET (external->p_memsz);
internal->p_flags = BYTE_GET (external->p_flags);
internal->p_align = BYTE_GET (external->p_align);
}
free (phdrs);
return 1;
}
static int
get_64bit_program_headers (FILE *file, Elf_Internal_Phdr *program_headers)
{
Elf64_External_Phdr *phdrs;
Elf64_External_Phdr *external;
Elf_Internal_Phdr *internal;
unsigned int i;
phdrs = get_data (NULL, file, elf_header.e_phoff,
elf_header.e_phentsize, elf_header.e_phnum,
_("program headers"));
if (!phdrs)
return 0;
for (i = 0, internal = program_headers, external = phdrs;
i < elf_header.e_phnum;
i++, internal++, external++)
{
internal->p_type = BYTE_GET (external->p_type);
internal->p_flags = BYTE_GET (external->p_flags);
internal->p_offset = BYTE_GET (external->p_offset);
internal->p_vaddr = BYTE_GET (external->p_vaddr);
internal->p_paddr = BYTE_GET (external->p_paddr);
internal->p_filesz = BYTE_GET (external->p_filesz);
internal->p_memsz = BYTE_GET (external->p_memsz);
internal->p_align = BYTE_GET (external->p_align);
}
free (phdrs);
return 1;
}
static int
get_program_headers (FILE *file)
{
Elf_Internal_Phdr *phdrs;
if (program_headers != NULL)
return 1;
phdrs = cmalloc (elf_header.e_phnum, sizeof (Elf_Internal_Phdr));
if (phdrs == NULL)
{
error (_("Out of memory\n"));
return 0;
}
if (is_32bit_elf
? get_32bit_program_headers (file, phdrs)
: get_64bit_program_headers (file, phdrs))
{
program_headers = phdrs;
return 1;
}
free (phdrs);
return 0;
}
static int
process_program_headers (FILE *file)
{
Elf_Internal_Phdr *segment;
unsigned int i;
if (elf_header.e_phnum == 0)
{
if (do_segments)
printf (_("\nThere are no program headers in this file.\n"));
return 0;
}
if (do_segments && !do_header)
{
printf (_("\nElf file type is %s\n"), get_file_type (elf_header.e_type));
printf (_("Entry point "));
print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX);
printf (_("\nThere are %d program headers, starting at offset "),
elf_header.e_phnum);
print_vma ((bfd_vma) elf_header.e_phoff, DEC);
printf ("\n");
}
if (! get_program_headers (file))
return 0;
if (do_segments)
{
if (elf_header.e_phnum > 1)
printf (_("\nProgram Headers:\n"));
else
printf (_("\nProgram Headers:\n"));
if (is_32bit_elf)
printf
(_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
else if (do_wide)
printf
(_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
else
{
printf
(_(" Type Offset VirtAddr PhysAddr\n"));
printf
(_(" FileSiz MemSiz Flags Align\n"));
}
}
dynamic_addr = 0;
dynamic_size = 0;
for (i = 0, segment = program_headers;
i < elf_header.e_phnum;
i++, segment++)
{
if (do_segments)
{
printf (" %-14.14s ", get_segment_type (segment->p_type));
if (is_32bit_elf)
{
printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr);
printf ("0x%8.8lx ", (unsigned long) segment->p_paddr);
printf ("0x%5.5lx ", (unsigned long) segment->p_filesz);
printf ("0x%5.5lx ", (unsigned long) segment->p_memsz);
printf ("%c%c%c ",
(segment->p_flags & PF_R ? 'R' : ' '),
(segment->p_flags & PF_W ? 'W' : ' '),
(segment->p_flags & PF_X ? 'E' : ' '));
printf ("%#lx", (unsigned long) segment->p_align);
}
else if (do_wide)
{
if ((unsigned long) segment->p_offset == segment->p_offset)
printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
else
{
print_vma (segment->p_offset, FULL_HEX);
putchar (' ');
}
print_vma (segment->p_vaddr, FULL_HEX);
putchar (' ');
print_vma (segment->p_paddr, FULL_HEX);
putchar (' ');
if ((unsigned long) segment->p_filesz == segment->p_filesz)
printf ("0x%6.6lx ", (unsigned long) segment->p_filesz);
else
{
print_vma (segment->p_filesz, FULL_HEX);
putchar (' ');
}
if ((unsigned long) segment->p_memsz == segment->p_memsz)
printf ("0x%6.6lx", (unsigned long) segment->p_memsz);
else
{
print_vma (segment->p_offset, FULL_HEX);
}
printf (" %c%c%c ",
(segment->p_flags & PF_R ? 'R' : ' '),
(segment->p_flags & PF_W ? 'W' : ' '),
(segment->p_flags & PF_X ? 'E' : ' '));
if ((unsigned long) segment->p_align == segment->p_align)
printf ("%#lx", (unsigned long) segment->p_align);
else
{
print_vma (segment->p_align, PREFIX_HEX);
}
}
else
{
print_vma (segment->p_offset, FULL_HEX);
putchar (' ');
print_vma (segment->p_vaddr, FULL_HEX);
putchar (' ');
print_vma (segment->p_paddr, FULL_HEX);
printf ("\n ");
print_vma (segment->p_filesz, FULL_HEX);
putchar (' ');
print_vma (segment->p_memsz, FULL_HEX);
printf (" %c%c%c ",
(segment->p_flags & PF_R ? 'R' : ' '),
(segment->p_flags & PF_W ? 'W' : ' '),
(segment->p_flags & PF_X ? 'E' : ' '));
print_vma (segment->p_align, HEX);
}
}
switch (segment->p_type)
{
case PT_DYNAMIC:
if (dynamic_addr)
error (_("more than one dynamic segment\n"));
if (section_headers != NULL)
{
Elf_Internal_Shdr *sec;
sec = find_section (".dynamic");
if (sec == NULL || sec->sh_size == 0)
{
error (_("no .dynamic section in the dynamic segment"));
break;
}
dynamic_addr = sec->sh_offset;
dynamic_size = sec->sh_size;
if (dynamic_addr < segment->p_offset
|| dynamic_addr > segment->p_offset + segment->p_filesz)
warn (_("the .dynamic section is not contained within the dynamic segment"));
else if (dynamic_addr > segment->p_offset)
warn (_("the .dynamic section is not the first section in the dynamic segment."));
}
else
{
dynamic_addr = segment->p_offset;
dynamic_size = segment->p_filesz;
}
break;
case PT_INTERP:
if (fseek (file, archive_file_offset + (long) segment->p_offset,
SEEK_SET))
error (_("Unable to find program interpreter name\n"));
else
{
char fmt [32];
int ret = snprintf (fmt, sizeof (fmt), "%%%ds", PATH_MAX);
if (ret >= (int) sizeof (fmt) || ret < 0)
error (_("Internal error: failed to create format string to display program interpreter"));
program_interpreter[0] = 0;
if (fscanf (file, fmt, program_interpreter) <= 0)
error (_("Unable to read program interpreter name\n"));
if (do_segments)
printf (_("\n [Requesting program interpreter: %s]"),
program_interpreter);
}
break;
}
if (do_segments)
putc ('\n', stdout);
}
if (do_segments && section_headers != NULL && string_table != NULL)
{
printf (_("\n Section to Segment mapping:\n"));
printf (_(" Segment Sections...\n"));
for (i = 0; i < elf_header.e_phnum; i++)
{
unsigned int j;
Elf_Internal_Shdr *section;
segment = program_headers + i;
section = section_headers;
printf (" %2.2d ", i);
for (j = 1; j < elf_header.e_shnum; j++, section++)
{
if (ELF_IS_SECTION_IN_SEGMENT_MEMORY(section, segment))
printf ("%s ", SECTION_NAME (section));
}
putc ('\n',stdout);
}
}
return 1;
}
static long
offset_from_vma (FILE *file, bfd_vma vma, bfd_size_type size)
{
Elf_Internal_Phdr *seg;
if (! get_program_headers (file))
{
warn (_("Cannot interpret virtual addresses without program headers.\n"));
return (long) vma;
}
for (seg = program_headers;
seg < program_headers + elf_header.e_phnum;
++seg)
{
if (seg->p_type != PT_LOAD)
continue;
if (vma >= (seg->p_vaddr & -seg->p_align)
&& vma + size <= seg->p_vaddr + seg->p_filesz)
return vma - seg->p_vaddr + seg->p_offset;
}
warn (_("Virtual address 0x%lx not located in any PT_LOAD segment.\n"),
(long) vma);
return (long) vma;
}
static int
get_32bit_section_headers (FILE *file, unsigned int num)
{
Elf32_External_Shdr *shdrs;
Elf_Internal_Shdr *internal;
unsigned int i;
shdrs = get_data (NULL, file, elf_header.e_shoff,
elf_header.e_shentsize, num, _("section headers"));
if (!shdrs)
return 0;
section_headers = cmalloc (num, sizeof (Elf_Internal_Shdr));
if (section_headers == NULL)
{
error (_("Out of memory\n"));
return 0;
}
for (i = 0, internal = section_headers;
i < num;
i++, internal++)
{
internal->sh_name = BYTE_GET (shdrs[i].sh_name);
internal->sh_type = BYTE_GET (shdrs[i].sh_type);
internal->sh_flags = BYTE_GET (shdrs[i].sh_flags);
internal->sh_addr = BYTE_GET (shdrs[i].sh_addr);
internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
internal->sh_size = BYTE_GET (shdrs[i].sh_size);
internal->sh_link = BYTE_GET (shdrs[i].sh_link);
internal->sh_info = BYTE_GET (shdrs[i].sh_info);
internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize);
}
free (shdrs);
return 1;
}
static int
get_64bit_section_headers (FILE *file, unsigned int num)
{
Elf64_External_Shdr *shdrs;
Elf_Internal_Shdr *internal;
unsigned int i;
shdrs = get_data (NULL, file, elf_header.e_shoff,
elf_header.e_shentsize, num, _("section headers"));
if (!shdrs)
return 0;
section_headers = cmalloc (num, sizeof (Elf_Internal_Shdr));
if (section_headers == NULL)
{
error (_("Out of memory\n"));
return 0;
}
for (i = 0, internal = section_headers;
i < num;
i++, internal++)
{
internal->sh_name = BYTE_GET (shdrs[i].sh_name);
internal->sh_type = BYTE_GET (shdrs[i].sh_type);
internal->sh_flags = BYTE_GET (shdrs[i].sh_flags);
internal->sh_addr = BYTE_GET (shdrs[i].sh_addr);
internal->sh_size = BYTE_GET (shdrs[i].sh_size);
internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize);
internal->sh_link = BYTE_GET (shdrs[i].sh_link);
internal->sh_info = BYTE_GET (shdrs[i].sh_info);
internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign);
}
free (shdrs);
return 1;
}
static Elf_Internal_Sym *
get_32bit_elf_symbols (FILE *file, Elf_Internal_Shdr *section)
{
unsigned long number;
Elf32_External_Sym *esyms;
Elf_External_Sym_Shndx *shndx;
Elf_Internal_Sym *isyms;
Elf_Internal_Sym *psym;
unsigned int j;
esyms = get_data (NULL, file, section->sh_offset, 1, section->sh_size,
_("symbols"));
if (!esyms)
return NULL;
shndx = NULL;
if (symtab_shndx_hdr != NULL
&& (symtab_shndx_hdr->sh_link
== (unsigned long) SECTION_HEADER_NUM (section - section_headers)))
{
shndx = get_data (NULL, file, symtab_shndx_hdr->sh_offset,
1, symtab_shndx_hdr->sh_size, _("symtab shndx"));
if (!shndx)
{
free (esyms);
return NULL;
}
}
number = section->sh_size / section->sh_entsize;
isyms = cmalloc (number, sizeof (Elf_Internal_Sym));
if (isyms == NULL)
{
error (_("Out of memory\n"));
if (shndx)
free (shndx);
free (esyms);
return NULL;
}
for (j = 0, psym = isyms;
j < number;
j++, psym++)
{
psym->st_name = BYTE_GET (esyms[j].st_name);
psym->st_value = BYTE_GET (esyms[j].st_value);
psym->st_size = BYTE_GET (esyms[j].st_size);
psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
if (psym->st_shndx == SHN_XINDEX && shndx != NULL)
psym->st_shndx
= byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j]));
psym->st_info = BYTE_GET (esyms[j].st_info);
psym->st_other = BYTE_GET (esyms[j].st_other);
}
if (shndx)
free (shndx);
free (esyms);
return isyms;
}
static Elf_Internal_Sym *
get_64bit_elf_symbols (FILE *file, Elf_Internal_Shdr *section)
{
unsigned long number;
Elf64_External_Sym *esyms;
Elf_External_Sym_Shndx *shndx;
Elf_Internal_Sym *isyms;
Elf_Internal_Sym *psym;
unsigned int j;
esyms = get_data (NULL, file, section->sh_offset, 1, section->sh_size,
_("symbols"));
if (!esyms)
return NULL;
shndx = NULL;
if (symtab_shndx_hdr != NULL
&& (symtab_shndx_hdr->sh_link
== (unsigned long) SECTION_HEADER_NUM (section - section_headers)))
{
shndx = get_data (NULL, file, symtab_shndx_hdr->sh_offset,
1, symtab_shndx_hdr->sh_size, _("symtab shndx"));
if (!shndx)
{
free (esyms);
return NULL;
}
}
number = section->sh_size / section->sh_entsize;
isyms = cmalloc (number, sizeof (Elf_Internal_Sym));
if (isyms == NULL)
{
error (_("Out of memory\n"));
if (shndx)
free (shndx);
free (esyms);
return NULL;
}
for (j = 0, psym = isyms;
j < number;
j++, psym++)
{
psym->st_name = BYTE_GET (esyms[j].st_name);
psym->st_info = BYTE_GET (esyms[j].st_info);
psym->st_other = BYTE_GET (esyms[j].st_other);
psym->st_shndx = BYTE_GET (esyms[j].st_shndx);
if (psym->st_shndx == SHN_XINDEX && shndx != NULL)
psym->st_shndx
= byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j]));
psym->st_value = BYTE_GET (esyms[j].st_value);
psym->st_size = BYTE_GET (esyms[j].st_size);
}
if (shndx)
free (shndx);
free (esyms);
return isyms;
}
static const char *
get_elf_section_flags (bfd_vma sh_flags)
{
static char buff[1024];
char *p = buff;
int field_size = is_32bit_elf ? 8 : 16;
int index, size = sizeof (buff) - (field_size + 4 + 1);
bfd_vma os_flags = 0;
bfd_vma proc_flags = 0;
bfd_vma unknown_flags = 0;
const struct
{
const char *str;
int len;
}
flags [] =
{
{ "WRITE", 5 },
{ "ALLOC", 5 },
{ "EXEC", 4 },
{ "MERGE", 5 },
{ "STRINGS", 7 },
{ "INFO LINK", 9 },
{ "LINK ORDER", 10 },
{ "OS NONCONF", 10 },
{ "GROUP", 5 },
{ "TLS", 3 }
};
if (do_section_details)
{
sprintf (buff, "[%*.*lx]: ",
field_size, field_size, (unsigned long) sh_flags);
p += field_size + 4;
}
while (sh_flags)
{
bfd_vma flag;
flag = sh_flags & - sh_flags;
sh_flags &= ~ flag;
if (do_section_details)
{
switch (flag)
{
case SHF_WRITE: index = 0; break;
case SHF_ALLOC: index = 1; break;
case SHF_EXECINSTR: index = 2; break;
case SHF_MERGE: index = 3; break;
case SHF_STRINGS: index = 4; break;
case SHF_INFO_LINK: index = 5; break;
case SHF_LINK_ORDER: index = 6; break;
case SHF_OS_NONCONFORMING: index = 7; break;
case SHF_GROUP: index = 8; break;
case SHF_TLS: index = 9; break;
default:
index = -1;
break;
}
if (index != -1)
{
if (p != buff + field_size + 4)
{
if (size < (10 + 2))
abort ();
size -= 2;
*p++ = ',';
*p++ = ' ';
}
size -= flags [index].len;
p = stpcpy (p, flags [index].str);
}
else if (flag & SHF_MASKOS)
os_flags |= flag;
else if (flag & SHF_MASKPROC)
proc_flags |= flag;
else
unknown_flags |= flag;
}
else
{
switch (flag)
{
case SHF_WRITE: *p = 'W'; break;
case SHF_ALLOC: *p = 'A'; break;
case SHF_EXECINSTR: *p = 'X'; break;
case SHF_MERGE: *p = 'M'; break;
case SHF_STRINGS: *p = 'S'; break;
case SHF_INFO_LINK: *p = 'I'; break;
case SHF_LINK_ORDER: *p = 'L'; break;
case SHF_OS_NONCONFORMING: *p = 'O'; break;
case SHF_GROUP: *p = 'G'; break;
case SHF_TLS: *p = 'T'; break;
default:
if (elf_header.e_machine == EM_X86_64
&& flag == SHF_X86_64_LARGE)
*p = 'l';
else if (flag & SHF_MASKOS)
{
*p = 'o';
sh_flags &= ~ SHF_MASKOS;
}
else if (flag & SHF_MASKPROC)
{
*p = 'p';
sh_flags &= ~ SHF_MASKPROC;
}
else
*p = 'x';
break;
}
p++;
}
}
if (do_section_details)
{
if (os_flags)
{
size -= 5 + field_size;
if (p != buff + field_size + 4)
{
if (size < (2 + 1))
abort ();
size -= 2;
*p++ = ',';
*p++ = ' ';
}
sprintf (p, "OS (%*.*lx)", field_size, field_size,
(unsigned long) os_flags);
p += 5 + field_size;
}
if (proc_flags)
{
size -= 7 + field_size;
if (p != buff + field_size + 4)
{
if (size < (2 + 1))
abort ();
size -= 2;
*p++ = ',';
*p++ = ' ';
}
sprintf (p, "PROC (%*.*lx)", field_size, field_size,
(unsigned long) proc_flags);
p += 7 + field_size;
}
if (unknown_flags)
{
size -= 10 + field_size;
if (p != buff + field_size + 4)
{
if (size < (2 + 1))
abort ();
size -= 2;
*p++ = ',';
*p++ = ' ';
}
sprintf (p, "UNKNOWN (%*.*lx)", field_size, field_size,
(unsigned long) unknown_flags);
p += 10 + field_size;
}
}
*p = '\0';
return buff;
}
static int
process_section_headers (FILE *file)
{
Elf_Internal_Shdr *section;
unsigned int i;
section_headers = NULL;
if (elf_header.e_shnum == 0)
{
if (do_sections)
printf (_("\nThere are no sections in this file.\n"));
return 1;
}
if (do_sections && !do_header)
printf (_("There are %d section headers, starting at offset 0x%lx:\n"),
elf_header.e_shnum, (unsigned long) elf_header.e_shoff);
if (is_32bit_elf)
{
if (! get_32bit_section_headers (file, elf_header.e_shnum))
return 0;
}
else if (! get_64bit_section_headers (file, elf_header.e_shnum))
return 0;
if (elf_header.e_shstrndx != SHN_UNDEF
&& SECTION_HEADER_INDEX (elf_header.e_shstrndx) < elf_header.e_shnum)
{
section = SECTION_HEADER (elf_header.e_shstrndx);
if (section->sh_size != 0)
{
string_table = get_data (NULL, file, section->sh_offset,
1, section->sh_size, _("string table"));
string_table_length = string_table != NULL ? section->sh_size : 0;
}
}
dynamic_symbols = NULL;
dynamic_strings = NULL;
dynamic_syminfo = NULL;
symtab_shndx_hdr = NULL;
eh_addr_size = is_32bit_elf ? 4 : 8;
switch (elf_header.e_machine)
{
case EM_MIPS:
case EM_MIPS_RS3_LE:
if ((elf_header.e_flags & EF_MIPS_ABI) == E_MIPS_ABI_EABI64
&& find_section (".gcc_compiled_long32") == NULL)
eh_addr_size = 8;
break;
case EM_H8_300:
case EM_H8_300H:
switch (elf_header.e_flags & EF_H8_MACH)
{
case E_H8_MACH_H8300:
case E_H8_MACH_H8300HN:
case E_H8_MACH_H8300SN:
case E_H8_MACH_H8300SXN:
eh_addr_size = 2;
break;
case E_H8_MACH_H8300H:
case E_H8_MACH_H8300S:
case E_H8_MACH_H8300SX:
eh_addr_size = 4;
break;
}
}
#define CHECK_ENTSIZE_VALUES(section, i, size32, size64) \
do \
{ \
size_t expected_entsize \
= is_32bit_elf ? size32 : size64; \
if (section->sh_entsize != expected_entsize) \
error (_("Section %d has invalid sh_entsize %lx (expected %lx)\n"), \
i, (unsigned long int) section->sh_entsize, \
(unsigned long int) expected_entsize); \
section->sh_entsize = expected_entsize; \
} \
while (0)
#define CHECK_ENTSIZE(section, i, type) \
CHECK_ENTSIZE_VALUES (section, i, sizeof (Elf32_External_##type), \
sizeof (Elf64_External_##type))
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
{
char *name = SECTION_NAME (section);
if (section->sh_type == SHT_DYNSYM)
{
if (dynamic_symbols != NULL)
{
error (_("File contains multiple dynamic symbol tables\n"));
continue;
}
CHECK_ENTSIZE (section, i, Sym);
num_dynamic_syms = section->sh_size / section->sh_entsize;
dynamic_symbols = GET_ELF_SYMBOLS (file, section);
}
else if (section->sh_type == SHT_STRTAB
&& streq (name, ".dynstr"))
{
if (dynamic_strings != NULL)
{
error (_("File contains multiple dynamic string tables\n"));
continue;
}
dynamic_strings = get_data (NULL, file, section->sh_offset,
1, section->sh_size, _("dynamic strings"));
dynamic_strings_length = section->sh_size;
}
else if (section->sh_type == SHT_SYMTAB_SHNDX)
{
if (symtab_shndx_hdr != NULL)
{
error (_("File contains multiple symtab shndx tables\n"));
continue;
}
symtab_shndx_hdr = section;
}
else if (section->sh_type == SHT_SYMTAB)
CHECK_ENTSIZE (section, i, Sym);
else if (section->sh_type == SHT_GROUP)
CHECK_ENTSIZE_VALUES (section, i, GRP_ENTRY_SIZE, GRP_ENTRY_SIZE);
else if (section->sh_type == SHT_REL)
CHECK_ENTSIZE (section, i, Rel);
else if (section->sh_type == SHT_RELA)
CHECK_ENTSIZE (section, i, Rela);
else if ((do_debugging || do_debug_info || do_debug_abbrevs
|| do_debug_lines || do_debug_pubnames || do_debug_aranges
|| do_debug_frames || do_debug_macinfo || do_debug_str
|| do_debug_loc || do_debug_ranges)
&& const_strneq (name, ".debug_"))
{
name += 7;
if (do_debugging
|| (do_debug_info && streq (name, "info"))
|| (do_debug_abbrevs && streq (name, "abbrev"))
|| (do_debug_lines && streq (name, "line"))
|| (do_debug_pubnames && streq (name, "pubnames"))
|| (do_debug_aranges && streq (name, "aranges"))
|| (do_debug_ranges && streq (name, "ranges"))
|| (do_debug_frames && streq (name, "frame"))
|| (do_debug_macinfo && streq (name, "macinfo"))
|| (do_debug_str && streq (name, "str"))
|| (do_debug_loc && streq (name, "loc"))
)
request_dump (i, DEBUG_DUMP);
}
else if ((do_debugging || do_debug_info)
&& const_strneq (name, ".gnu.linkonce.wi."))
request_dump (i, DEBUG_DUMP);
else if (do_debug_frames && streq (name, ".eh_frame"))
request_dump (i, DEBUG_DUMP);
}
if (! do_sections)
return 1;
if (elf_header.e_shnum > 1)
printf (_("\nSection Headers:\n"));
else
printf (_("\nSection Header:\n"));
if (is_32bit_elf)
{
if (do_section_details)
{
printf (_(" [Nr] Name\n"));
printf (_(" Type Addr Off Size ES Lk Inf Al\n"));
}
else
printf
(_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n"));
}
else if (do_wide)
{
if (do_section_details)
{
printf (_(" [Nr] Name\n"));
printf (_(" Type Address Off Size ES Lk Inf Al\n"));
}
else
printf
(_(" [Nr] Name Type Address Off Size ES Flg Lk Inf Al\n"));
}
else
{
if (do_section_details)
{
printf (_(" [Nr] Name\n"));
printf (_(" Type Address Offset Link\n"));
printf (_(" Size EntSize Info Align\n"));
}
else
{
printf (_(" [Nr] Name Type Address Offset\n"));
printf (_(" Size EntSize Flags Link Info Align\n"));
}
}
if (do_section_details)
printf (_(" Flags\n"));
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
{
if (do_section_details)
{
printf (" [%2u] %s\n",
SECTION_HEADER_NUM (i),
SECTION_NAME (section));
if (is_32bit_elf || do_wide)
printf (" %-15.15s ",
get_section_type_name (section->sh_type));
}
else
printf (" [%2u] %-17.17s %-15.15s ",
SECTION_HEADER_NUM (i),
SECTION_NAME (section),
get_section_type_name (section->sh_type));
if (is_32bit_elf)
{
print_vma (section->sh_addr, LONG_HEX);
printf ( " %6.6lx %6.6lx %2.2lx",
(unsigned long) section->sh_offset,
(unsigned long) section->sh_size,
(unsigned long) section->sh_entsize);
if (do_section_details)
fputs (" ", stdout);
else
printf (" %3s ", get_elf_section_flags (section->sh_flags));
printf ("%2ld %3lu %2ld\n",
(unsigned long) section->sh_link,
(unsigned long) section->sh_info,
(unsigned long) section->sh_addralign);
}
else if (do_wide)
{
print_vma (section->sh_addr, LONG_HEX);
if ((long) section->sh_offset == section->sh_offset)
printf (" %6.6lx", (unsigned long) section->sh_offset);
else
{
putchar (' ');
print_vma (section->sh_offset, LONG_HEX);
}
if ((unsigned long) section->sh_size == section->sh_size)
printf (" %6.6lx", (unsigned long) section->sh_size);
else
{
putchar (' ');
print_vma (section->sh_size, LONG_HEX);
}
if ((unsigned long) section->sh_entsize == section->sh_entsize)
printf (" %2.2lx", (unsigned long) section->sh_entsize);
else
{
putchar (' ');
print_vma (section->sh_entsize, LONG_HEX);
}
if (do_section_details)
fputs (" ", stdout);
else
printf (" %3s ", get_elf_section_flags (section->sh_flags));
printf ("%2ld %3lu ",
(unsigned long) section->sh_link,
(unsigned long) section->sh_info);
if ((unsigned long) section->sh_addralign == section->sh_addralign)
printf ("%2ld\n", (unsigned long) section->sh_addralign);
else
{
print_vma (section->sh_addralign, DEC);
putchar ('\n');
}
}
else if (do_section_details)
{
printf (" %-15.15s ",
get_section_type_name (section->sh_type));
print_vma (section->sh_addr, LONG_HEX);
if ((long) section->sh_offset == section->sh_offset)
printf (" %16.16lx", (unsigned long) section->sh_offset);
else
{
printf (" ");
print_vma (section->sh_offset, LONG_HEX);
}
printf (" %ld\n ", (unsigned long) section->sh_link);
print_vma (section->sh_size, LONG_HEX);
putchar (' ');
print_vma (section->sh_entsize, LONG_HEX);
printf (" %-16lu %ld\n",
(unsigned long) section->sh_info,
(unsigned long) section->sh_addralign);
}
else
{
putchar (' ');
print_vma (section->sh_addr, LONG_HEX);
if ((long) section->sh_offset == section->sh_offset)
printf (" %8.8lx", (unsigned long) section->sh_offset);
else
{
printf (" ");
print_vma (section->sh_offset, LONG_HEX);
}
printf ("\n ");
print_vma (section->sh_size, LONG_HEX);
printf (" ");
print_vma (section->sh_entsize, LONG_HEX);
printf (" %3s ", get_elf_section_flags (section->sh_flags));
printf (" %2ld %3lu %ld\n",
(unsigned long) section->sh_link,
(unsigned long) section->sh_info,
(unsigned long) section->sh_addralign);
}
if (do_section_details)
printf (" %s\n", get_elf_section_flags (section->sh_flags));
}
if (!do_section_details)
printf (_("Key to Flags:\n\
W (write), A (alloc), X (execute), M (merge), S (strings)\n\
I (info), L (link order), G (group), x (unknown)\n\
O (extra OS processing required) o (OS specific), p (processor specific)\n"));
return 1;
}
static const char *
get_group_flags (unsigned int flags)
{
static char buff[32];
switch (flags)
{
case GRP_COMDAT:
return "COMDAT";
default:
snprintf (buff, sizeof (buff), _("[<unknown>: 0x%x]"), flags);
break;
}
return buff;
}
static int
process_section_groups (FILE *file)
{
Elf_Internal_Shdr *section;
unsigned int i;
struct group *group;
Elf_Internal_Shdr *symtab_sec, *strtab_sec;
Elf_Internal_Sym *symtab;
char *strtab;
size_t strtab_size;
if (!do_unwind && !do_section_groups)
return 1;
if (elf_header.e_shnum == 0)
{
if (do_section_groups)
printf (_("\nThere are no sections in this file.\n"));
return 1;
}
if (section_headers == NULL)
{
error (_("Section headers are not available!\n"));
abort ();
}
section_headers_groups = calloc (elf_header.e_shnum,
sizeof (struct group *));
if (section_headers_groups == NULL)
{
error (_("Out of memory\n"));
return 0;
}
group_count = 0;
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
if (section->sh_type == SHT_GROUP)
group_count++;
if (group_count == 0)
{
if (do_section_groups)
printf (_("\nThere are no section groups in this file.\n"));
return 1;
}
section_groups = calloc (group_count, sizeof (struct group));
if (section_groups == NULL)
{
error (_("Out of memory\n"));
return 0;
}
symtab_sec = NULL;
strtab_sec = NULL;
symtab = NULL;
strtab = NULL;
strtab_size = 0;
for (i = 0, section = section_headers, group = section_groups;
i < elf_header.e_shnum;
i++, section++)
{
if (section->sh_type == SHT_GROUP)
{
char *name = SECTION_NAME (section);
char *group_name;
unsigned char *start, *indices;
unsigned int entry, j, size;
Elf_Internal_Shdr *sec;
Elf_Internal_Sym *sym;
if (SECTION_HEADER_INDEX (section->sh_link) >= elf_header.e_shnum
|| ((sec = SECTION_HEADER (section->sh_link))->sh_type
!= SHT_SYMTAB))
{
error (_("Bad sh_link in group section `%s'\n"), name);
continue;
}
if (symtab_sec != sec)
{
symtab_sec = sec;
if (symtab)
free (symtab);
symtab = GET_ELF_SYMBOLS (file, symtab_sec);
}
sym = symtab + section->sh_info;
if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
{
bfd_vma sec_index = SECTION_HEADER_INDEX (sym->st_shndx);
if (sec_index == 0)
{
error (_("Bad sh_info in group section `%s'\n"), name);
continue;
}
group_name = SECTION_NAME (section_headers + sec_index);
strtab_sec = NULL;
if (strtab)
free (strtab);
strtab = NULL;
strtab_size = 0;
}
else
{
if (SECTION_HEADER_INDEX (symtab_sec->sh_link)
>= elf_header.e_shnum)
{
strtab_sec = NULL;
if (strtab)
free (strtab);
strtab = NULL;
strtab_size = 0;
}
else if (strtab_sec
!= (sec = SECTION_HEADER (symtab_sec->sh_link)))
{
strtab_sec = sec;
if (strtab)
free (strtab);
strtab = get_data (NULL, file, strtab_sec->sh_offset,
1, strtab_sec->sh_size,
_("string table"));
strtab_size = strtab != NULL ? strtab_sec->sh_size : 0;
}
group_name = sym->st_name < strtab_size
? strtab + sym->st_name : "<corrupt>";
}
start = get_data (NULL, file, section->sh_offset,
1, section->sh_size, _("section data"));
indices = start;
size = (section->sh_size / section->sh_entsize) - 1;
entry = byte_get (indices, 4);
indices += 4;
if (do_section_groups)
{
printf ("\n%s group section [%5u] `%s' [%s] contains %u sections:\n",
get_group_flags (entry), i, name, group_name, size);
printf (_(" [Index] Name\n"));
}
group->group_index = i;
for (j = 0; j < size; j++)
{
struct group_list *g;
entry = byte_get (indices, 4);
indices += 4;
if (SECTION_HEADER_INDEX (entry) >= elf_header.e_shnum)
{
error (_("section [%5u] in group section [%5u] > maximum section [%5u]\n"),
entry, i, elf_header.e_shnum - 1);
continue;
}
else if (entry >= SHN_LORESERVE && entry <= SHN_HIRESERVE)
{
error (_("invalid section [%5u] in group section [%5u]\n"),
entry, i);
continue;
}
if (section_headers_groups [SECTION_HEADER_INDEX (entry)]
!= NULL)
{
if (entry)
{
error (_("section [%5u] in group section [%5u] already in group section [%5u]\n"),
entry, i,
section_headers_groups [SECTION_HEADER_INDEX (entry)]->group_index);
continue;
}
else
{
static int warned = 0;
if (!warned)
{
error (_("section 0 in group section [%5u]\n"),
section_headers_groups [SECTION_HEADER_INDEX (entry)]->group_index);
warned++;
}
}
}
section_headers_groups [SECTION_HEADER_INDEX (entry)]
= group;
if (do_section_groups)
{
sec = SECTION_HEADER (entry);
printf (" [%5u] %s\n", entry, SECTION_NAME (sec));
}
g = xmalloc (sizeof (struct group_list));
g->section_index = entry;
g->next = group->root;
group->root = g;
}
if (start)
free (start);
group++;
}
}
if (symtab)
free (symtab);
if (strtab)
free (strtab);
return 1;
}
static struct
{
const char *name;
int reloc;
int size;
int rela;
} dynamic_relocations [] =
{
{ "REL", DT_REL, DT_RELSZ, FALSE },
{ "RELA", DT_RELA, DT_RELASZ, TRUE },
{ "PLT", DT_JMPREL, DT_PLTRELSZ, UNKNOWN }
};
static int
process_relocs (FILE *file)
{
unsigned long rel_size;
unsigned long rel_offset;
if (!do_reloc)
return 1;
if (do_using_dynamic)
{
int is_rela;
const char *name;
int has_dynamic_reloc;
unsigned int i;
has_dynamic_reloc = 0;
for (i = 0; i < ARRAY_SIZE (dynamic_relocations); i++)
{
is_rela = dynamic_relocations [i].rela;
name = dynamic_relocations [i].name;
rel_size = dynamic_info [dynamic_relocations [i].size];
rel_offset = dynamic_info [dynamic_relocations [i].reloc];
has_dynamic_reloc |= rel_size;
if (is_rela == UNKNOWN)
{
if (dynamic_relocations [i].reloc == DT_JMPREL)
switch (dynamic_info[DT_PLTREL])
{
case DT_REL:
is_rela = FALSE;
break;
case DT_RELA:
is_rela = TRUE;
break;
}
}
if (rel_size)
{
printf
(_("\n'%s' relocation section at offset 0x%lx contains %ld bytes:\n"),
name, rel_offset, rel_size);
dump_relocations (file,
offset_from_vma (file, rel_offset, rel_size),
rel_size,
dynamic_symbols, num_dynamic_syms,
dynamic_strings, dynamic_strings_length, is_rela);
}
}
if (! has_dynamic_reloc)
printf (_("\nThere are no dynamic relocations in this file.\n"));
}
else
{
Elf_Internal_Shdr *section;
unsigned long i;
int found = 0;
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
{
if ( section->sh_type != SHT_RELA
&& section->sh_type != SHT_REL)
continue;
rel_offset = section->sh_offset;
rel_size = section->sh_size;
if (rel_size)
{
Elf_Internal_Shdr *strsec;
int is_rela;
printf (_("\nRelocation section "));
if (string_table == NULL)
printf ("%d", section->sh_name);
else
printf (_("'%s'"), SECTION_NAME (section));
printf (_(" at offset 0x%lx contains %lu entries:\n"),
rel_offset, (unsigned long) (rel_size / section->sh_entsize));
is_rela = section->sh_type == SHT_RELA;
if (section->sh_link
&& SECTION_HEADER_INDEX (section->sh_link)
< elf_header.e_shnum)
{
Elf_Internal_Shdr *symsec;
Elf_Internal_Sym *symtab;
unsigned long nsyms;
unsigned long strtablen = 0;
char *strtab = NULL;
symsec = SECTION_HEADER (section->sh_link);
if (symsec->sh_type != SHT_SYMTAB
&& symsec->sh_type != SHT_DYNSYM)
continue;
nsyms = symsec->sh_size / symsec->sh_entsize;
symtab = GET_ELF_SYMBOLS (file, symsec);
if (symtab == NULL)
continue;
if (SECTION_HEADER_INDEX (symsec->sh_link)
< elf_header.e_shnum)
{
strsec = SECTION_HEADER (symsec->sh_link);
strtab = get_data (NULL, file, strsec->sh_offset,
1, strsec->sh_size,
_("string table"));
strtablen = strtab == NULL ? 0 : strsec->sh_size;
}
dump_relocations (file, rel_offset, rel_size,
symtab, nsyms, strtab, strtablen, is_rela);
if (strtab)
free (strtab);
free (symtab);
}
else
dump_relocations (file, rel_offset, rel_size,
NULL, 0, NULL, 0, is_rela);
found = 1;
}
}
if (! found)
printf (_("\nThere are no relocations in this file.\n"));
}
return 1;
}
#include "unwind-ia64.h"
struct absaddr
{
unsigned short section;
bfd_vma offset;
};
#define ABSADDR(a) \
((a).section \
? section_headers [(a).section].sh_addr + (a).offset \
: (a).offset)
struct ia64_unw_aux_info
{
struct ia64_unw_table_entry
{
struct absaddr start;
struct absaddr end;
struct absaddr info;
}
*table;
unsigned long table_len;
unsigned char *info;
unsigned long info_size;
bfd_vma info_addr;
bfd_vma seg_base;
Elf_Internal_Sym *symtab;
unsigned long nsyms;
char *strtab;
unsigned long strtab_size;
};
static void
find_symbol_for_address (Elf_Internal_Sym *symtab,
unsigned long nsyms,
const char *strtab,
unsigned long strtab_size,
struct absaddr addr,
const char **symname,
bfd_vma *offset)
{
bfd_vma dist = 0x100000;
Elf_Internal_Sym *sym, *best = NULL;
unsigned long i;
for (i = 0, sym = symtab; i < nsyms; ++i, ++sym)
{
if (ELF_ST_TYPE (sym->st_info) == STT_FUNC
&& sym->st_name != 0
&& (addr.section == SHN_UNDEF || addr.section == sym->st_shndx)
&& addr.offset >= sym->st_value
&& addr.offset - sym->st_value < dist)
{
best = sym;
dist = addr.offset - sym->st_value;
if (!dist)
break;
}
}
if (best)
{
*symname = (best->st_name >= strtab_size
? "<corrupt>" : strtab + best->st_name);
*offset = dist;
return;
}
*symname = NULL;
*offset = addr.offset;
}
static void
dump_ia64_unwind (struct ia64_unw_aux_info *aux)
{
struct ia64_unw_table_entry *tp;
int in_body;
for (tp = aux->table; tp < aux->table + aux->table_len; ++tp)
{
bfd_vma stamp;
bfd_vma offset;
const unsigned char *dp;
const unsigned char *head;
const char *procname;
find_symbol_for_address (aux->symtab, aux->nsyms, aux->strtab,
aux->strtab_size, tp->start, &procname, &offset);
fputs ("\n<", stdout);
if (procname)
{
fputs (procname, stdout);
if (offset)
printf ("+%lx", (unsigned long) offset);
}
fputs (">: [", stdout);
print_vma (tp->start.offset, PREFIX_HEX);
fputc ('-', stdout);
print_vma (tp->end.offset, PREFIX_HEX);
printf ("], info at +0x%lx\n",
(unsigned long) (tp->info.offset - aux->seg_base));
head = aux->info + (ABSADDR (tp->info) - aux->info_addr);
stamp = byte_get ((unsigned char *) head, sizeof (stamp));
printf (" v%u, flags=0x%lx (%s%s), len=%lu bytes\n",
(unsigned) UNW_VER (stamp),
(unsigned long) ((stamp & UNW_FLAG_MASK) >> 32),
UNW_FLAG_EHANDLER (stamp) ? " ehandler" : "",
UNW_FLAG_UHANDLER (stamp) ? " uhandler" : "",
(unsigned long) (eh_addr_size * UNW_LENGTH (stamp)));
if (UNW_VER (stamp) != 1)
{
printf ("\tUnknown version.\n");
continue;
}
in_body = 0;
for (dp = head + 8; dp < head + 8 + eh_addr_size * UNW_LENGTH (stamp);)
dp = unw_decode (dp, in_body, & in_body);
}
}
static int
slurp_ia64_unwind_table (FILE *file,
struct ia64_unw_aux_info *aux,
Elf_Internal_Shdr *sec)
{
unsigned long size, nrelas, i;
Elf_Internal_Phdr *seg;
struct ia64_unw_table_entry *tep;
Elf_Internal_Shdr *relsec;
Elf_Internal_Rela *rela, *rp;
unsigned char *table, *tp;
Elf_Internal_Sym *sym;
const char *relname;
if (elf_header.e_phnum)
{
if (! get_program_headers (file))
return 0;
for (seg = program_headers;
seg < program_headers + elf_header.e_phnum;
++seg)
{
if (seg->p_type != PT_LOAD)
continue;
if (sec->sh_addr >= seg->p_vaddr
&& (sec->sh_addr + sec->sh_size <= seg->p_vaddr + seg->p_memsz))
{
aux->seg_base = seg->p_vaddr;
break;
}
}
}
size = sec->sh_size;
table = get_data (NULL, file, sec->sh_offset, 1, size, _("unwind table"));
if (!table)
return 0;
aux->table = xcmalloc (size / (3 * eh_addr_size), sizeof (aux->table[0]));
tep = aux->table;
for (tp = table; tp < table + size; tp += 3 * eh_addr_size, ++tep)
{
tep->start.section = SHN_UNDEF;
tep->end.section = SHN_UNDEF;
tep->info.section = SHN_UNDEF;
if (is_32bit_elf)
{
tep->start.offset = byte_get ((unsigned char *) tp + 0, 4);
tep->end.offset = byte_get ((unsigned char *) tp + 4, 4);
tep->info.offset = byte_get ((unsigned char *) tp + 8, 4);
}
else
{
tep->start.offset = BYTE_GET ((unsigned char *) tp + 0);
tep->end.offset = BYTE_GET ((unsigned char *) tp + 8);
tep->info.offset = BYTE_GET ((unsigned char *) tp + 16);
}
tep->start.offset += aux->seg_base;
tep->end.offset += aux->seg_base;
tep->info.offset += aux->seg_base;
}
free (table);
for (relsec = section_headers;
relsec < section_headers + elf_header.e_shnum;
++relsec)
{
if (relsec->sh_type != SHT_RELA
|| SECTION_HEADER_INDEX (relsec->sh_info) >= elf_header.e_shnum
|| SECTION_HEADER (relsec->sh_info) != sec)
continue;
if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size,
& rela, & nrelas))
return 0;
for (rp = rela; rp < rela + nrelas; ++rp)
{
if (is_32bit_elf)
{
relname = elf_ia64_reloc_type (ELF32_R_TYPE (rp->r_info));
sym = aux->symtab + ELF32_R_SYM (rp->r_info);
}
else
{
relname = elf_ia64_reloc_type (ELF64_R_TYPE (rp->r_info));
sym = aux->symtab + ELF64_R_SYM (rp->r_info);
}
if (! const_strneq (relname, "R_IA64_SEGREL"))
{
warn (_("Skipping unexpected relocation type %s\n"), relname);
continue;
}
i = rp->r_offset / (3 * eh_addr_size);
switch (rp->r_offset/eh_addr_size % 3)
{
case 0:
aux->table[i].start.section = sym->st_shndx;
aux->table[i].start.offset += rp->r_addend + sym->st_value;
break;
case 1:
aux->table[i].end.section = sym->st_shndx;
aux->table[i].end.offset += rp->r_addend + sym->st_value;
break;
case 2:
aux->table[i].info.section = sym->st_shndx;
aux->table[i].info.offset += rp->r_addend + sym->st_value;
break;
default:
break;
}
}
free (rela);
}
aux->table_len = size / (3 * eh_addr_size);
return 1;
}
static int
ia64_process_unwind (FILE *file)
{
Elf_Internal_Shdr *sec, *unwsec = NULL, *strsec;
unsigned long i, unwcount = 0, unwstart = 0;
struct ia64_unw_aux_info aux;
memset (& aux, 0, sizeof (aux));
for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec)
{
if (sec->sh_type == SHT_SYMTAB
&& SECTION_HEADER_INDEX (sec->sh_link) < elf_header.e_shnum)
{
aux.nsyms = sec->sh_size / sec->sh_entsize;
aux.symtab = GET_ELF_SYMBOLS (file, sec);
strsec = SECTION_HEADER (sec->sh_link);
aux.strtab = get_data (NULL, file, strsec->sh_offset,
1, strsec->sh_size, _("string table"));
aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0;
}
else if (sec->sh_type == SHT_IA_64_UNWIND)
unwcount++;
}
if (!unwcount)
printf (_("\nThere are no unwind sections in this file.\n"));
while (unwcount-- > 0)
{
char *suffix;
size_t len, len2;
for (i = unwstart, sec = section_headers + unwstart;
i < elf_header.e_shnum; ++i, ++sec)
if (sec->sh_type == SHT_IA_64_UNWIND)
{
unwsec = sec;
break;
}
unwstart = i + 1;
len = sizeof (ELF_STRING_ia64_unwind_once) - 1;
if ((unwsec->sh_flags & SHF_GROUP) != 0)
{
struct group_list *g = section_headers_groups [i]->root;
for (; g != NULL; g = g->next)
{
sec = SECTION_HEADER (g->section_index);
if (streq (SECTION_NAME (sec), ELF_STRING_ia64_unwind_info))
break;
}
if (g == NULL)
i = elf_header.e_shnum;
}
else if (strneq (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind_once, len))
{
len2 = sizeof (ELF_STRING_ia64_unwind_info_once) - 1;
suffix = SECTION_NAME (unwsec) + len;
for (i = 0, sec = section_headers; i < elf_header.e_shnum;
++i, ++sec)
if (strneq (SECTION_NAME (sec), ELF_STRING_ia64_unwind_info_once, len2)
&& streq (SECTION_NAME (sec) + len2, suffix))
break;
}
else
{
len = sizeof (ELF_STRING_ia64_unwind) - 1;
len2 = sizeof (ELF_STRING_ia64_unwind_info) - 1;
suffix = "";
if (strneq (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind, len))
suffix = SECTION_NAME (unwsec) + len;
for (i = 0, sec = section_headers; i < elf_header.e_shnum;
++i, ++sec)
if (strneq (SECTION_NAME (sec), ELF_STRING_ia64_unwind_info, len2)
&& streq (SECTION_NAME (sec) + len2, suffix))
break;
}
if (i == elf_header.e_shnum)
{
printf (_("\nCould not find unwind info section for "));
if (string_table == NULL)
printf ("%d", unwsec->sh_name);
else
printf (_("'%s'"), SECTION_NAME (unwsec));
}
else
{
aux.info_size = sec->sh_size;
aux.info_addr = sec->sh_addr;
aux.info = get_data (NULL, file, sec->sh_offset, 1, aux.info_size,
_("unwind info"));
printf (_("\nUnwind section "));
if (string_table == NULL)
printf ("%d", unwsec->sh_name);
else
printf (_("'%s'"), SECTION_NAME (unwsec));
printf (_(" at offset 0x%lx contains %lu entries:\n"),
(unsigned long) unwsec->sh_offset,
(unsigned long) (unwsec->sh_size / (3 * eh_addr_size)));
(void) slurp_ia64_unwind_table (file, & aux, unwsec);
if (aux.table_len > 0)
dump_ia64_unwind (& aux);
if (aux.table)
free ((char *) aux.table);
if (aux.info)
free ((char *) aux.info);
aux.table = NULL;
aux.info = NULL;
}
}
if (aux.symtab)
free (aux.symtab);
if (aux.strtab)
free ((char *) aux.strtab);
return 1;
}
struct hppa_unw_aux_info
{
struct hppa_unw_table_entry
{
struct absaddr start;
struct absaddr end;
unsigned int Cannot_unwind:1;
unsigned int Millicode:1;
unsigned int Millicode_save_sr0:1;
unsigned int Region_description:2;
unsigned int reserved1:1;
unsigned int Entry_SR:1;
unsigned int Entry_FR:4;
unsigned int Entry_GR:5;
unsigned int Args_stored:1;
unsigned int Variable_Frame:1;
unsigned int Separate_Package_Body:1;
unsigned int Frame_Extension_Millicode:1;
unsigned int Stack_Overflow_Check:1;
unsigned int Two_Instruction_SP_Increment:1;
unsigned int Ada_Region:1;
unsigned int cxx_info:1;
unsigned int cxx_try_catch:1;
unsigned int sched_entry_seq:1;
unsigned int reserved2:1;
unsigned int Save_SP:1;
unsigned int Save_RP:1;
unsigned int Save_MRP_in_frame:1;
unsigned int extn_ptr_defined:1;
unsigned int Cleanup_defined:1;
unsigned int MPE_XL_interrupt_marker:1;
unsigned int HP_UX_interrupt_marker:1;
unsigned int Large_frame:1;
unsigned int Pseudo_SP_Set:1;
unsigned int reserved4:1;
unsigned int Total_frame_size:27;
}
*table;
unsigned long table_len;
bfd_vma seg_base;
Elf_Internal_Sym *symtab;
unsigned long nsyms;
char *strtab;
unsigned long strtab_size;
};
static void
dump_hppa_unwind (struct hppa_unw_aux_info *aux)
{
struct hppa_unw_table_entry *tp;
for (tp = aux->table; tp < aux->table + aux->table_len; ++tp)
{
bfd_vma offset;
const char *procname;
find_symbol_for_address (aux->symtab, aux->nsyms, aux->strtab,
aux->strtab_size, tp->start, &procname,
&offset);
fputs ("\n<", stdout);
if (procname)
{
fputs (procname, stdout);
if (offset)
printf ("+%lx", (unsigned long) offset);
}
fputs (">: [", stdout);
print_vma (tp->start.offset, PREFIX_HEX);
fputc ('-', stdout);
print_vma (tp->end.offset, PREFIX_HEX);
printf ("]\n\t");
#define PF(_m) if (tp->_m) printf (#_m " ");
#define PV(_m) if (tp->_m) printf (#_m "=%d ", tp->_m);
PF(Cannot_unwind);
PF(Millicode);
PF(Millicode_save_sr0);
PF(Entry_SR);
PV(Entry_FR);
PV(Entry_GR);
PF(Args_stored);
PF(Variable_Frame);
PF(Separate_Package_Body);
PF(Frame_Extension_Millicode);
PF(Stack_Overflow_Check);
PF(Two_Instruction_SP_Increment);
PF(Ada_Region);
PF(cxx_info);
PF(cxx_try_catch);
PF(sched_entry_seq);
PF(Save_SP);
PF(Save_RP);
PF(Save_MRP_in_frame);
PF(extn_ptr_defined);
PF(Cleanup_defined);
PF(MPE_XL_interrupt_marker);
PF(HP_UX_interrupt_marker);
PF(Large_frame);
PF(Pseudo_SP_Set);
PV(Total_frame_size);
#undef PF
#undef PV
}
printf ("\n");
}
static int
slurp_hppa_unwind_table (FILE *file,
struct hppa_unw_aux_info *aux,
Elf_Internal_Shdr *sec)
{
unsigned long size, unw_ent_size, nentries, nrelas, i;
Elf_Internal_Phdr *seg;
struct hppa_unw_table_entry *tep;
Elf_Internal_Shdr *relsec;
Elf_Internal_Rela *rela, *rp;
unsigned char *table, *tp;
Elf_Internal_Sym *sym;
const char *relname;
if (elf_header.e_phnum)
{
if (! get_program_headers (file))
return 0;
for (seg = program_headers;
seg < program_headers + elf_header.e_phnum;
++seg)
{
if (seg->p_type != PT_LOAD)
continue;
if (sec->sh_addr >= seg->p_vaddr
&& (sec->sh_addr + sec->sh_size <= seg->p_vaddr + seg->p_memsz))
{
aux->seg_base = seg->p_vaddr;
break;
}
}
}
size = sec->sh_size;
table = get_data (NULL, file, sec->sh_offset, 1, size, _("unwind table"));
if (!table)
return 0;
unw_ent_size = 16;
nentries = size / unw_ent_size;
size = unw_ent_size * nentries;
tep = aux->table = xcmalloc (nentries, sizeof (aux->table[0]));
for (tp = table; tp < table + size; tp += unw_ent_size, ++tep)
{
unsigned int tmp1, tmp2;
tep->start.section = SHN_UNDEF;
tep->end.section = SHN_UNDEF;
tep->start.offset = byte_get ((unsigned char *) tp + 0, 4);
tep->end.offset = byte_get ((unsigned char *) tp + 4, 4);
tmp1 = byte_get ((unsigned char *) tp + 8, 4);
tmp2 = byte_get ((unsigned char *) tp + 12, 4);
tep->start.offset += aux->seg_base;
tep->end.offset += aux->seg_base;
tep->Cannot_unwind = (tmp1 >> 31) & 0x1;
tep->Millicode = (tmp1 >> 30) & 0x1;
tep->Millicode_save_sr0 = (tmp1 >> 29) & 0x1;
tep->Region_description = (tmp1 >> 27) & 0x3;
tep->reserved1 = (tmp1 >> 26) & 0x1;
tep->Entry_SR = (tmp1 >> 25) & 0x1;
tep->Entry_FR = (tmp1 >> 21) & 0xf;
tep->Entry_GR = (tmp1 >> 16) & 0x1f;
tep->Args_stored = (tmp1 >> 15) & 0x1;
tep->Variable_Frame = (tmp1 >> 14) & 0x1;
tep->Separate_Package_Body = (tmp1 >> 13) & 0x1;
tep->Frame_Extension_Millicode = (tmp1 >> 12) & 0x1;
tep->Stack_Overflow_Check = (tmp1 >> 11) & 0x1;
tep->Two_Instruction_SP_Increment = (tmp1 >> 10) & 0x1;
tep->Ada_Region = (tmp1 >> 9) & 0x1;
tep->cxx_info = (tmp1 >> 8) & 0x1;
tep->cxx_try_catch = (tmp1 >> 7) & 0x1;
tep->sched_entry_seq = (tmp1 >> 6) & 0x1;
tep->reserved2 = (tmp1 >> 5) & 0x1;
tep->Save_SP = (tmp1 >> 4) & 0x1;
tep->Save_RP = (tmp1 >> 3) & 0x1;
tep->Save_MRP_in_frame = (tmp1 >> 2) & 0x1;
tep->extn_ptr_defined = (tmp1 >> 1) & 0x1;
tep->Cleanup_defined = tmp1 & 0x1;
tep->MPE_XL_interrupt_marker = (tmp2 >> 31) & 0x1;
tep->HP_UX_interrupt_marker = (tmp2 >> 30) & 0x1;
tep->Large_frame = (tmp2 >> 29) & 0x1;
tep->Pseudo_SP_Set = (tmp2 >> 28) & 0x1;
tep->reserved4 = (tmp2 >> 27) & 0x1;
tep->Total_frame_size = tmp2 & 0x7ffffff;
}
free (table);
for (relsec = section_headers;
relsec < section_headers + elf_header.e_shnum;
++relsec)
{
if (relsec->sh_type != SHT_RELA
|| SECTION_HEADER_INDEX (relsec->sh_info) >= elf_header.e_shnum
|| SECTION_HEADER (relsec->sh_info) != sec)
continue;
if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size,
& rela, & nrelas))
return 0;
for (rp = rela; rp < rela + nrelas; ++rp)
{
if (is_32bit_elf)
{
relname = elf_hppa_reloc_type (ELF32_R_TYPE (rp->r_info));
sym = aux->symtab + ELF32_R_SYM (rp->r_info);
}
else
{
relname = elf_hppa_reloc_type (ELF64_R_TYPE (rp->r_info));
sym = aux->symtab + ELF64_R_SYM (rp->r_info);
}
if (! const_strneq (relname, "R_PARISC_SEGREL"))
{
warn (_("Skipping unexpected relocation type %s\n"), relname);
continue;
}
i = rp->r_offset / unw_ent_size;
switch ((rp->r_offset % unw_ent_size) / eh_addr_size)
{
case 0:
aux->table[i].start.section = sym->st_shndx;
aux->table[i].start.offset += sym->st_value + rp->r_addend;
break;
case 1:
aux->table[i].end.section = sym->st_shndx;
aux->table[i].end.offset += sym->st_value + rp->r_addend;
break;
default:
break;
}
}
free (rela);
}
aux->table_len = nentries;
return 1;
}
static int
hppa_process_unwind (FILE *file)
{
struct hppa_unw_aux_info aux;
Elf_Internal_Shdr *unwsec = NULL;
Elf_Internal_Shdr *strsec;
Elf_Internal_Shdr *sec;
unsigned long i;
memset (& aux, 0, sizeof (aux));
if (string_table == NULL)
return 1;
for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec)
{
if (sec->sh_type == SHT_SYMTAB
&& SECTION_HEADER_INDEX (sec->sh_link) < elf_header.e_shnum)
{
aux.nsyms = sec->sh_size / sec->sh_entsize;
aux.symtab = GET_ELF_SYMBOLS (file, sec);
strsec = SECTION_HEADER (sec->sh_link);
aux.strtab = get_data (NULL, file, strsec->sh_offset,
1, strsec->sh_size, _("string table"));
aux.strtab_size = aux.strtab != NULL ? strsec->sh_size : 0;
}
else if (streq (SECTION_NAME (sec), ".PARISC.unwind"))
unwsec = sec;
}
if (!unwsec)
printf (_("\nThere are no unwind sections in this file.\n"));
for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec)
{
if (streq (SECTION_NAME (sec), ".PARISC.unwind"))
{
printf (_("\nUnwind section "));
printf (_("'%s'"), SECTION_NAME (sec));
printf (_(" at offset 0x%lx contains %lu entries:\n"),
(unsigned long) sec->sh_offset,
(unsigned long) (sec->sh_size / (2 * eh_addr_size + 8)));
slurp_hppa_unwind_table (file, &aux, sec);
if (aux.table_len > 0)
dump_hppa_unwind (&aux);
if (aux.table)
free ((char *) aux.table);
aux.table = NULL;
}
}
if (aux.symtab)
free (aux.symtab);
if (aux.strtab)
free ((char *) aux.strtab);
return 1;
}
static int
process_unwind (FILE *file)
{
struct unwind_handler {
int machtype;
int (*handler)(FILE *file);
} handlers[] = {
{ EM_IA_64, ia64_process_unwind },
{ EM_PARISC, hppa_process_unwind },
{ 0, 0 }
};
int i;
if (!do_unwind)
return 1;
for (i = 0; handlers[i].handler != NULL; i++)
if (elf_header.e_machine == handlers[i].machtype)
return handlers[i].handler (file);
printf (_("\nThere are no unwind sections in this file.\n"));
return 1;
}
static void
dynamic_section_mips_val (Elf_Internal_Dyn *entry)
{
switch (entry->d_tag)
{
case DT_MIPS_FLAGS:
if (entry->d_un.d_val == 0)
printf ("NONE\n");
else
{
static const char * opts[] =
{
"QUICKSTART", "NOTPOT", "NO_LIBRARY_REPLACEMENT",
"NO_MOVE", "SGI_ONLY", "GUARANTEE_INIT", "DELTA_C_PLUS_PLUS",
"GUARANTEE_START_INIT", "PIXIE", "DEFAULT_DELAY_LOAD",
"REQUICKSTART", "REQUICKSTARTED", "CORD", "NO_UNRES_UNDEF",
"RLD_ORDER_SAFE"
};
unsigned int cnt;
int first = 1;
for (cnt = 0; cnt < NUM_ELEM (opts); ++cnt)
if (entry->d_un.d_val & (1 << cnt))
{
printf ("%s%s", first ? "" : " ", opts[cnt]);
first = 0;
}
puts ("");
}
break;
case DT_MIPS_IVERSION:
if (VALID_DYNAMIC_NAME (entry->d_un.d_val))
printf ("Interface Version: %s\n", GET_DYNAMIC_NAME (entry->d_un.d_val));
else
printf ("<corrupt: %ld>\n", (long) entry->d_un.d_ptr);
break;
case DT_MIPS_TIME_STAMP:
{
char timebuf[20];
struct tm *tmp;
time_t time = entry->d_un.d_val;
tmp = gmtime (&time);
snprintf (timebuf, sizeof (timebuf), "%04u-%02u-%02uT%02u:%02u:%02u",
tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
printf ("Time Stamp: %s\n", timebuf);
}
break;
case DT_MIPS_RLD_VERSION:
case DT_MIPS_LOCAL_GOTNO:
case DT_MIPS_CONFLICTNO:
case DT_MIPS_LIBLISTNO:
case DT_MIPS_SYMTABNO:
case DT_MIPS_UNREFEXTNO:
case DT_MIPS_HIPAGENO:
case DT_MIPS_DELTA_CLASS_NO:
case DT_MIPS_DELTA_INSTANCE_NO:
case DT_MIPS_DELTA_RELOC_NO:
case DT_MIPS_DELTA_SYM_NO:
case DT_MIPS_DELTA_CLASSSYM_NO:
case DT_MIPS_COMPACT_SIZE:
printf ("%ld\n", (long) entry->d_un.d_ptr);
break;
default:
printf ("%#lx\n", (long) entry->d_un.d_ptr);
}
}
static void
dynamic_section_parisc_val (Elf_Internal_Dyn *entry)
{
switch (entry->d_tag)
{
case DT_HP_DLD_FLAGS:
{
static struct
{
long int bit;
const char *str;
}
flags[] =
{
{ DT_HP_DEBUG_PRIVATE, "HP_DEBUG_PRIVATE" },
{ DT_HP_DEBUG_CALLBACK, "HP_DEBUG_CALLBACK" },
{ DT_HP_DEBUG_CALLBACK_BOR, "HP_DEBUG_CALLBACK_BOR" },
{ DT_HP_NO_ENVVAR, "HP_NO_ENVVAR" },
{ DT_HP_BIND_NOW, "HP_BIND_NOW" },
{ DT_HP_BIND_NONFATAL, "HP_BIND_NONFATAL" },
{ DT_HP_BIND_VERBOSE, "HP_BIND_VERBOSE" },
{ DT_HP_BIND_RESTRICTED, "HP_BIND_RESTRICTED" },
{ DT_HP_BIND_SYMBOLIC, "HP_BIND_SYMBOLIC" },
{ DT_HP_RPATH_FIRST, "HP_RPATH_FIRST" },
{ DT_HP_BIND_DEPTH_FIRST, "HP_BIND_DEPTH_FIRST" },
{ DT_HP_GST, "HP_GST" },
{ DT_HP_SHLIB_FIXED, "HP_SHLIB_FIXED" },
{ DT_HP_MERGE_SHLIB_SEG, "HP_MERGE_SHLIB_SEG" },
{ DT_HP_NODELETE, "HP_NODELETE" },
{ DT_HP_GROUP, "HP_GROUP" },
{ DT_HP_PROTECT_LINKAGE_TABLE, "HP_PROTECT_LINKAGE_TABLE" }
};
int first = 1;
size_t cnt;
bfd_vma val = entry->d_un.d_val;
for (cnt = 0; cnt < sizeof (flags) / sizeof (flags[0]); ++cnt)
if (val & flags[cnt].bit)
{
if (! first)
putchar (' ');
fputs (flags[cnt].str, stdout);
first = 0;
val ^= flags[cnt].bit;
}
if (val != 0 || first)
{
if (! first)
putchar (' ');
print_vma (val, HEX);
}
}
break;
default:
print_vma (entry->d_un.d_ptr, PREFIX_HEX);
break;
}
putchar ('\n');
}
static void
dynamic_section_ia64_val (Elf_Internal_Dyn *entry)
{
switch (entry->d_tag)
{
case DT_IA_64_PLT_RESERVE:
print_vma (entry->d_un.d_ptr, PREFIX_HEX);
printf (" -- ");
print_vma (entry->d_un.d_ptr + (3 * 8), PREFIX_HEX);
break;
default:
print_vma (entry->d_un.d_ptr, PREFIX_HEX);
break;
}
putchar ('\n');
}
static int
get_32bit_dynamic_section (FILE *file)
{
Elf32_External_Dyn *edyn, *ext;
Elf_Internal_Dyn *entry;
edyn = get_data (NULL, file, dynamic_addr, 1, dynamic_size,
_("dynamic section"));
if (!edyn)
return 0;
for (ext = edyn, dynamic_nent = 0;
(char *) ext < (char *) edyn + dynamic_size;
ext++)
{
dynamic_nent++;
if (BYTE_GET (ext->d_tag) == DT_NULL)
break;
}
dynamic_section = cmalloc (dynamic_nent, sizeof (*entry));
if (dynamic_section == NULL)
{
error (_("Out of memory\n"));
free (edyn);
return 0;
}
for (ext = edyn, entry = dynamic_section;
entry < dynamic_section + dynamic_nent;
ext++, entry++)
{
entry->d_tag = BYTE_GET (ext->d_tag);
entry->d_un.d_val = BYTE_GET (ext->d_un.d_val);
}
free (edyn);
return 1;
}
static int
get_64bit_dynamic_section (FILE *file)
{
Elf64_External_Dyn *edyn, *ext;
Elf_Internal_Dyn *entry;
edyn = get_data (NULL, file, dynamic_addr, 1, dynamic_size,
_("dynamic section"));
if (!edyn)
return 0;
for (ext = edyn, dynamic_nent = 0;
(char *) ext < (char *) edyn + dynamic_size;
ext++)
{
dynamic_nent++;
if (BYTE_GET (ext->d_tag) == DT_NULL)
break;
}
dynamic_section = cmalloc (dynamic_nent, sizeof (*entry));
if (dynamic_section == NULL)
{
error (_("Out of memory\n"));
free (edyn);
return 0;
}
for (ext = edyn, entry = dynamic_section;
entry < dynamic_section + dynamic_nent;
ext++, entry++)
{
entry->d_tag = BYTE_GET (ext->d_tag);
entry->d_un.d_val = BYTE_GET (ext->d_un.d_val);
}
free (edyn);
return 1;
}
static void
print_dynamic_flags (bfd_vma flags)
{
int first = 1;
while (flags)
{
bfd_vma flag;
flag = flags & - flags;
flags &= ~ flag;
if (first)
first = 0;
else
putc (' ', stdout);
switch (flag)
{
case DF_ORIGIN: fputs ("ORIGIN", stdout); break;
case DF_SYMBOLIC: fputs ("SYMBOLIC", stdout); break;
case DF_TEXTREL: fputs ("TEXTREL", stdout); break;
case DF_BIND_NOW: fputs ("BIND_NOW", stdout); break;
case DF_STATIC_TLS: fputs ("STATIC_TLS", stdout); break;
default: fputs ("unknown", stdout); break;
}
}
puts ("");
}
static int
process_dynamic_section (FILE *file)
{
Elf_Internal_Dyn *entry;
if (dynamic_size == 0)
{
if (do_dynamic)
printf (_("\nThere is no dynamic section in this file.\n"));
return 1;
}
if (is_32bit_elf)
{
if (! get_32bit_dynamic_section (file))
return 0;
}
else if (! get_64bit_dynamic_section (file))
return 0;
if (dynamic_symbols == NULL)
{
for (entry = dynamic_section;
entry < dynamic_section + dynamic_nent;
++entry)
{
Elf_Internal_Shdr section;
if (entry->d_tag != DT_SYMTAB)
continue;
dynamic_info[DT_SYMTAB] = entry->d_un.d_val;
section.sh_offset = offset_from_vma (file, entry->d_un.d_val, 0);
if (archive_file_offset != 0)
section.sh_size = archive_file_size - section.sh_offset;
else
{
if (fseek (file, 0, SEEK_END))
error (_("Unable to seek to end of file!"));
section.sh_size = ftell (file) - section.sh_offset;
}
if (is_32bit_elf)
section.sh_entsize = sizeof (Elf32_External_Sym);
else
section.sh_entsize = sizeof (Elf64_External_Sym);
num_dynamic_syms = section.sh_size / section.sh_entsize;
if (num_dynamic_syms < 1)
{
error (_("Unable to determine the number of symbols to load\n"));
continue;
}
dynamic_symbols = GET_ELF_SYMBOLS (file, §ion);
}
}
if (dynamic_strings == NULL)
{
for (entry = dynamic_section;
entry < dynamic_section + dynamic_nent;
++entry)
{
unsigned long offset;
long str_tab_len;
if (entry->d_tag != DT_STRTAB)
continue;
dynamic_info[DT_STRTAB] = entry->d_un.d_val;
offset = offset_from_vma (file, entry->d_un.d_val, 0);
if (archive_file_offset != 0)
str_tab_len = archive_file_size - offset;
else
{
if (fseek (file, 0, SEEK_END))
error (_("Unable to seek to end of file\n"));
str_tab_len = ftell (file) - offset;
}
if (str_tab_len < 1)
{
error
(_("Unable to determine the length of the dynamic string table\n"));
continue;
}
dynamic_strings = get_data (NULL, file, offset, 1, str_tab_len,
_("dynamic string table"));
dynamic_strings_length = str_tab_len;
break;
}
}
if (dynamic_syminfo == NULL)
{
unsigned long syminsz = 0;
for (entry = dynamic_section;
entry < dynamic_section + dynamic_nent;
++entry)
{
if (entry->d_tag == DT_SYMINENT)
{
assert (sizeof (Elf_External_Syminfo) == entry->d_un.d_val);
}
else if (entry->d_tag == DT_SYMINSZ)
syminsz = entry->d_un.d_val;
else if (entry->d_tag == DT_SYMINFO)
dynamic_syminfo_offset = offset_from_vma (file, entry->d_un.d_val,
syminsz);
}
if (dynamic_syminfo_offset != 0 && syminsz != 0)
{
Elf_External_Syminfo *extsyminfo, *extsym;
Elf_Internal_Syminfo *syminfo;
extsyminfo = get_data (NULL, file, dynamic_syminfo_offset, 1,
syminsz, _("symbol information"));
if (!extsyminfo)
return 0;
dynamic_syminfo = malloc (syminsz);
if (dynamic_syminfo == NULL)
{
error (_("Out of memory\n"));
return 0;
}
dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo);
for (syminfo = dynamic_syminfo, extsym = extsyminfo;
syminfo < dynamic_syminfo + dynamic_syminfo_nent;
++syminfo, ++extsym)
{
syminfo->si_boundto = BYTE_GET (extsym->si_boundto);
syminfo->si_flags = BYTE_GET (extsym->si_flags);
}
free (extsyminfo);
}
}
if (do_dynamic && dynamic_addr)
printf (_("\nDynamic section at offset 0x%lx contains %u entries:\n"),
dynamic_addr, dynamic_nent);
if (do_dynamic)
printf (_(" Tag Type Name/Value\n"));
for (entry = dynamic_section;
entry < dynamic_section + dynamic_nent;
entry++)
{
if (do_dynamic)
{
const char *dtype;
putchar (' ');
print_vma (entry->d_tag, FULL_HEX);
dtype = get_dynamic_type (entry->d_tag);
printf (" (%s)%*s", dtype,
((is_32bit_elf ? 27 : 19)
- (int) strlen (dtype)),
" ");
}
switch (entry->d_tag)
{
case DT_FLAGS:
if (do_dynamic)
print_dynamic_flags (entry->d_un.d_val);
break;
case DT_AUXILIARY:
case DT_FILTER:
case DT_CONFIG:
case DT_DEPAUDIT:
case DT_AUDIT:
if (do_dynamic)
{
switch (entry->d_tag)
{
case DT_AUXILIARY:
printf (_("Auxiliary library"));
break;
case DT_FILTER:
printf (_("Filter library"));
break;
case DT_CONFIG:
printf (_("Configuration file"));
break;
case DT_DEPAUDIT:
printf (_("Dependency audit library"));
break;
case DT_AUDIT:
printf (_("Audit library"));
break;
}
if (VALID_DYNAMIC_NAME (entry->d_un.d_val))
printf (": [%s]\n", GET_DYNAMIC_NAME (entry->d_un.d_val));
else
{
printf (": ");
print_vma (entry->d_un.d_val, PREFIX_HEX);
putchar ('\n');
}
}
break;
case DT_FEATURE:
if (do_dynamic)
{
printf (_("Flags:"));
if (entry->d_un.d_val == 0)
printf (_(" None\n"));
else
{
unsigned long int val = entry->d_un.d_val;
if (val & DTF_1_PARINIT)
{
printf (" PARINIT");
val ^= DTF_1_PARINIT;
}
if (val & DTF_1_CONFEXP)
{
printf (" CONFEXP");
val ^= DTF_1_CONFEXP;
}
if (val != 0)
printf (" %lx", val);
puts ("");
}
}
break;
case DT_POSFLAG_1:
if (do_dynamic)
{
printf (_("Flags:"));
if (entry->d_un.d_val == 0)
printf (_(" None\n"));
else
{
unsigned long int val = entry->d_un.d_val;
if (val & DF_P1_LAZYLOAD)
{
printf (" LAZYLOAD");
val ^= DF_P1_LAZYLOAD;
}
if (val & DF_P1_GROUPPERM)
{
printf (" GROUPPERM");
val ^= DF_P1_GROUPPERM;
}
if (val != 0)
printf (" %lx", val);
puts ("");
}
}
break;
case DT_FLAGS_1:
if (do_dynamic)
{
printf (_("Flags:"));
if (entry->d_un.d_val == 0)
printf (_(" None\n"));
else
{
unsigned long int val = entry->d_un.d_val;
if (val & DF_1_NOW)
{
printf (" NOW");
val ^= DF_1_NOW;
}
if (val & DF_1_GLOBAL)
{
printf (" GLOBAL");
val ^= DF_1_GLOBAL;
}
if (val & DF_1_GROUP)
{
printf (" GROUP");
val ^= DF_1_GROUP;
}
if (val & DF_1_NODELETE)
{
printf (" NODELETE");
val ^= DF_1_NODELETE;
}
if (val & DF_1_LOADFLTR)
{
printf (" LOADFLTR");
val ^= DF_1_LOADFLTR;
}
if (val & DF_1_INITFIRST)
{
printf (" INITFIRST");
val ^= DF_1_INITFIRST;
}
if (val & DF_1_NOOPEN)
{
printf (" NOOPEN");
val ^= DF_1_NOOPEN;
}
if (val & DF_1_ORIGIN)
{
printf (" ORIGIN");
val ^= DF_1_ORIGIN;
}
if (val & DF_1_DIRECT)
{
printf (" DIRECT");
val ^= DF_1_DIRECT;
}
if (val & DF_1_TRANS)
{
printf (" TRANS");
val ^= DF_1_TRANS;
}
if (val & DF_1_INTERPOSE)
{
printf (" INTERPOSE");
val ^= DF_1_INTERPOSE;
}
if (val & DF_1_NODEFLIB)
{
printf (" NODEFLIB");
val ^= DF_1_NODEFLIB;
}
if (val & DF_1_NODUMP)
{
printf (" NODUMP");
val ^= DF_1_NODUMP;
}
if (val & DF_1_CONLFAT)
{
printf (" CONLFAT");
val ^= DF_1_CONLFAT;
}
if (val != 0)
printf (" %lx", val);
puts ("");
}
}
break;
case DT_PLTREL:
dynamic_info[entry->d_tag] = entry->d_un.d_val;
if (do_dynamic)
puts (get_dynamic_type (entry->d_un.d_val));
break;
case DT_NULL :
case DT_NEEDED :
case DT_PLTGOT :
case DT_HASH :
case DT_STRTAB :
case DT_SYMTAB :
case DT_RELA :
case DT_INIT :
case DT_FINI :
case DT_SONAME :
case DT_RPATH :
case DT_SYMBOLIC:
case DT_REL :
case DT_DEBUG :
case DT_TEXTREL :
case DT_JMPREL :
case DT_RUNPATH :
dynamic_info[entry->d_tag] = entry->d_un.d_val;
if (do_dynamic)
{
char *name;
if (VALID_DYNAMIC_NAME (entry->d_un.d_val))
name = GET_DYNAMIC_NAME (entry->d_un.d_val);
else
name = NULL;
if (name)
{
switch (entry->d_tag)
{
case DT_NEEDED:
printf (_("Shared library: [%s]"), name);
if (streq (name, program_interpreter))
printf (_(" program interpreter"));
break;
case DT_SONAME:
printf (_("Library soname: [%s]"), name);
break;
case DT_RPATH:
printf (_("Library rpath: [%s]"), name);
break;
case DT_RUNPATH:
printf (_("Library runpath: [%s]"), name);
break;
default:
print_vma (entry->d_un.d_val, PREFIX_HEX);
break;
}
}
else
print_vma (entry->d_un.d_val, PREFIX_HEX);
putchar ('\n');
}
break;
case DT_PLTRELSZ:
case DT_RELASZ :
case DT_STRSZ :
case DT_RELSZ :
case DT_RELAENT :
case DT_SYMENT :
case DT_RELENT :
dynamic_info[entry->d_tag] = entry->d_un.d_val;
case DT_PLTPADSZ:
case DT_MOVEENT :
case DT_MOVESZ :
case DT_INIT_ARRAYSZ:
case DT_FINI_ARRAYSZ:
case DT_GNU_CONFLICTSZ:
case DT_GNU_LIBLISTSZ:
if (do_dynamic)
{
print_vma (entry->d_un.d_val, UNSIGNED);
printf (" (bytes)\n");
}
break;
case DT_VERDEFNUM:
case DT_VERNEEDNUM:
case DT_RELACOUNT:
case DT_RELCOUNT:
if (do_dynamic)
{
print_vma (entry->d_un.d_val, UNSIGNED);
putchar ('\n');
}
break;
case DT_SYMINSZ:
case DT_SYMINENT:
case DT_SYMINFO:
case DT_USED:
case DT_INIT_ARRAY:
case DT_FINI_ARRAY:
if (do_dynamic)
{
if (entry->d_tag == DT_USED
&& VALID_DYNAMIC_NAME (entry->d_un.d_val))
{
char *name = GET_DYNAMIC_NAME (entry->d_un.d_val);
if (*name)
{
printf (_("Not needed object: [%s]\n"), name);
break;
}
}
print_vma (entry->d_un.d_val, PREFIX_HEX);
putchar ('\n');
}
break;
case DT_BIND_NOW:
if (do_dynamic)
putchar ('\n');
break;
case DT_GNU_PRELINKED:
if (do_dynamic)
{
struct tm *tmp;
time_t time = entry->d_un.d_val;
tmp = gmtime (&time);
printf ("%04u-%02u-%02uT%02u:%02u:%02u\n",
tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
}
break;
case DT_GNU_HASH:
dynamic_info_DT_GNU_HASH = entry->d_un.d_val;
if (do_dynamic)
{
print_vma (entry->d_un.d_val, PREFIX_HEX);
putchar ('\n');
}
break;
default:
if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM))
version_info[DT_VERSIONTAGIDX (entry->d_tag)] =
entry->d_un.d_val;
if (do_dynamic)
{
switch (elf_header.e_machine)
{
case EM_MIPS:
case EM_MIPS_RS3_LE:
dynamic_section_mips_val (entry);
break;
case EM_PARISC:
dynamic_section_parisc_val (entry);
break;
case EM_IA_64:
dynamic_section_ia64_val (entry);
break;
default:
print_vma (entry->d_un.d_val, PREFIX_HEX);
putchar ('\n');
}
}
break;
}
}
return 1;
}
static char *
get_ver_flags (unsigned int flags)
{
static char buff[32];
buff[0] = 0;
if (flags == 0)
return _("none");
if (flags & VER_FLG_BASE)
strcat (buff, "BASE ");
if (flags & VER_FLG_WEAK)
{
if (flags & VER_FLG_BASE)
strcat (buff, "| ");
strcat (buff, "WEAK ");
}
if (flags & ~(VER_FLG_BASE | VER_FLG_WEAK))
strcat (buff, "| <unknown>");
return buff;
}
static int
process_version_sections (FILE *file)
{
Elf_Internal_Shdr *section;
unsigned i;
int found = 0;
if (! do_version)
return 1;
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
{
switch (section->sh_type)
{
case SHT_GNU_verdef:
{
Elf_External_Verdef *edefs;
unsigned int idx;
unsigned int cnt;
found = 1;
printf
(_("\nVersion definition section '%s' contains %ld entries:\n"),
SECTION_NAME (section), section->sh_info);
printf (_(" Addr: 0x"));
printf_vma (section->sh_addr);
printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
(unsigned long) section->sh_offset, section->sh_link,
SECTION_HEADER_INDEX (section->sh_link)
< elf_header.e_shnum
? SECTION_NAME (SECTION_HEADER (section->sh_link))
: "<corrupt>");
edefs = get_data (NULL, file, section->sh_offset, 1,
section->sh_size,
_("version definition section"));
if (!edefs)
break;
for (idx = cnt = 0; cnt < section->sh_info; ++cnt)
{
char *vstart;
Elf_External_Verdef *edef;
Elf_Internal_Verdef ent;
Elf_External_Verdaux *eaux;
Elf_Internal_Verdaux aux;
int j;
int isum;
vstart = ((char *) edefs) + idx;
edef = (Elf_External_Verdef *) vstart;
ent.vd_version = BYTE_GET (edef->vd_version);
ent.vd_flags = BYTE_GET (edef->vd_flags);
ent.vd_ndx = BYTE_GET (edef->vd_ndx);
ent.vd_cnt = BYTE_GET (edef->vd_cnt);
ent.vd_hash = BYTE_GET (edef->vd_hash);
ent.vd_aux = BYTE_GET (edef->vd_aux);
ent.vd_next = BYTE_GET (edef->vd_next);
printf (_(" %#06x: Rev: %d Flags: %s"),
idx, ent.vd_version, get_ver_flags (ent.vd_flags));
printf (_(" Index: %d Cnt: %d "),
ent.vd_ndx, ent.vd_cnt);
vstart += ent.vd_aux;
eaux = (Elf_External_Verdaux *) vstart;
aux.vda_name = BYTE_GET (eaux->vda_name);
aux.vda_next = BYTE_GET (eaux->vda_next);
if (VALID_DYNAMIC_NAME (aux.vda_name))
printf (_("Name: %s\n"), GET_DYNAMIC_NAME (aux.vda_name));
else
printf (_("Name index: %ld\n"), aux.vda_name);
isum = idx + ent.vd_aux;
for (j = 1; j < ent.vd_cnt; j++)
{
isum += aux.vda_next;
vstart += aux.vda_next;
eaux = (Elf_External_Verdaux *) vstart;
aux.vda_name = BYTE_GET (eaux->vda_name);
aux.vda_next = BYTE_GET (eaux->vda_next);
if (VALID_DYNAMIC_NAME (aux.vda_name))
printf (_(" %#06x: Parent %d: %s\n"),
isum, j, GET_DYNAMIC_NAME (aux.vda_name));
else
printf (_(" %#06x: Parent %d, name index: %ld\n"),
isum, j, aux.vda_name);
}
idx += ent.vd_next;
}
free (edefs);
}
break;
case SHT_GNU_verneed:
{
Elf_External_Verneed *eneed;
unsigned int idx;
unsigned int cnt;
found = 1;
printf (_("\nVersion needs section '%s' contains %ld entries:\n"),
SECTION_NAME (section), section->sh_info);
printf (_(" Addr: 0x"));
printf_vma (section->sh_addr);
printf (_(" Offset: %#08lx Link to section: %ld (%s)\n"),
(unsigned long) section->sh_offset, section->sh_link,
SECTION_HEADER_INDEX (section->sh_link)
< elf_header.e_shnum
? SECTION_NAME (SECTION_HEADER (section->sh_link))
: "<corrupt>");
eneed = get_data (NULL, file, section->sh_offset, 1,
section->sh_size,
_("version need section"));
if (!eneed)
break;
for (idx = cnt = 0; cnt < section->sh_info; ++cnt)
{
Elf_External_Verneed *entry;
Elf_Internal_Verneed ent;
int j;
int isum;
char *vstart;
vstart = ((char *) eneed) + idx;
entry = (Elf_External_Verneed *) vstart;
ent.vn_version = BYTE_GET (entry->vn_version);
ent.vn_cnt = BYTE_GET (entry->vn_cnt);
ent.vn_file = BYTE_GET (entry->vn_file);
ent.vn_aux = BYTE_GET (entry->vn_aux);
ent.vn_next = BYTE_GET (entry->vn_next);
printf (_(" %#06x: Version: %d"), idx, ent.vn_version);
if (VALID_DYNAMIC_NAME (ent.vn_file))
printf (_(" File: %s"), GET_DYNAMIC_NAME (ent.vn_file));
else
printf (_(" File: %lx"), ent.vn_file);
printf (_(" Cnt: %d\n"), ent.vn_cnt);
vstart += ent.vn_aux;
for (j = 0, isum = idx + ent.vn_aux; j < ent.vn_cnt; ++j)
{
Elf_External_Vernaux *eaux;
Elf_Internal_Vernaux aux;
eaux = (Elf_External_Vernaux *) vstart;
aux.vna_hash = BYTE_GET (eaux->vna_hash);
aux.vna_flags = BYTE_GET (eaux->vna_flags);
aux.vna_other = BYTE_GET (eaux->vna_other);
aux.vna_name = BYTE_GET (eaux->vna_name);
aux.vna_next = BYTE_GET (eaux->vna_next);
if (VALID_DYNAMIC_NAME (aux.vna_name))
printf (_(" %#06x: Name: %s"),
isum, GET_DYNAMIC_NAME (aux.vna_name));
else
printf (_(" %#06x: Name index: %lx"),
isum, aux.vna_name);
printf (_(" Flags: %s Version: %d\n"),
get_ver_flags (aux.vna_flags), aux.vna_other);
isum += aux.vna_next;
vstart += aux.vna_next;
}
idx += ent.vn_next;
}
free (eneed);
}
break;
case SHT_GNU_versym:
{
Elf_Internal_Shdr *link_section;
int total;
int cnt;
unsigned char *edata;
unsigned short *data;
char *strtab;
Elf_Internal_Sym *symbols;
Elf_Internal_Shdr *string_sec;
long off;
if (SECTION_HEADER_INDEX (section->sh_link) >= elf_header.e_shnum)
break;
link_section = SECTION_HEADER (section->sh_link);
total = section->sh_size / sizeof (Elf_External_Versym);
if (SECTION_HEADER_INDEX (link_section->sh_link)
>= elf_header.e_shnum)
break;
found = 1;
symbols = GET_ELF_SYMBOLS (file, link_section);
string_sec = SECTION_HEADER (link_section->sh_link);
strtab = get_data (NULL, file, string_sec->sh_offset, 1,
string_sec->sh_size, _("version string table"));
if (!strtab)
break;
printf (_("\nVersion symbols section '%s' contains %d entries:\n"),
SECTION_NAME (section), total);
printf (_(" Addr: "));
printf_vma (section->sh_addr);
printf (_(" Offset: %#08lx Link: %lx (%s)\n"),
(unsigned long) section->sh_offset, section->sh_link,
SECTION_NAME (link_section));
off = offset_from_vma (file,
version_info[DT_VERSIONTAGIDX (DT_VERSYM)],
total * sizeof (short));
edata = get_data (NULL, file, off, total, sizeof (short),
_("version symbol data"));
if (!edata)
{
free (strtab);
break;
}
data = cmalloc (total, sizeof (short));
for (cnt = total; cnt --;)
data[cnt] = byte_get (edata + cnt * sizeof (short),
sizeof (short));
free (edata);
for (cnt = 0; cnt < total; cnt += 4)
{
int j, nn;
int check_def, check_need;
char *name;
printf (" %03x:", cnt);
for (j = 0; (j < 4) && (cnt + j) < total; ++j)
switch (data[cnt + j])
{
case 0:
fputs (_(" 0 (*local*) "), stdout);
break;
case 1:
fputs (_(" 1 (*global*) "), stdout);
break;
default:
nn = printf ("%4x%c", data[cnt + j] & 0x7fff,
data[cnt + j] & 0x8000 ? 'h' : ' ');
check_def = 1;
check_need = 1;
if (SECTION_HEADER_INDEX (symbols[cnt + j].st_shndx)
>= elf_header.e_shnum
|| SECTION_HEADER (symbols[cnt + j].st_shndx)->sh_type
!= SHT_NOBITS)
{
if (symbols[cnt + j].st_shndx == SHN_UNDEF)
check_def = 0;
else
check_need = 0;
}
if (check_need
&& version_info[DT_VERSIONTAGIDX (DT_VERNEED)])
{
Elf_Internal_Verneed ivn;
unsigned long offset;
offset = offset_from_vma
(file, version_info[DT_VERSIONTAGIDX (DT_VERNEED)],
sizeof (Elf_External_Verneed));
do
{
Elf_Internal_Vernaux ivna;
Elf_External_Verneed evn;
Elf_External_Vernaux evna;
unsigned long a_off;
get_data (&evn, file, offset, sizeof (evn), 1,
_("version need"));
ivn.vn_aux = BYTE_GET (evn.vn_aux);
ivn.vn_next = BYTE_GET (evn.vn_next);
a_off = offset + ivn.vn_aux;
do
{
get_data (&evna, file, a_off, sizeof (evna),
1, _("version need aux (2)"));
ivna.vna_next = BYTE_GET (evna.vna_next);
ivna.vna_other = BYTE_GET (evna.vna_other);
a_off += ivna.vna_next;
}
while (ivna.vna_other != data[cnt + j]
&& ivna.vna_next != 0);
if (ivna.vna_other == data[cnt + j])
{
ivna.vna_name = BYTE_GET (evna.vna_name);
name = strtab + ivna.vna_name;
nn += printf ("(%s%-*s",
name,
12 - (int) strlen (name),
")");
check_def = 0;
break;
}
offset += ivn.vn_next;
}
while (ivn.vn_next);
}
if (check_def && data[cnt + j] != 0x8001
&& version_info[DT_VERSIONTAGIDX (DT_VERDEF)])
{
Elf_Internal_Verdef ivd;
Elf_External_Verdef evd;
unsigned long offset;
offset = offset_from_vma
(file, version_info[DT_VERSIONTAGIDX (DT_VERDEF)],
sizeof evd);
do
{
get_data (&evd, file, offset, sizeof (evd), 1,
_("version def"));
ivd.vd_next = BYTE_GET (evd.vd_next);
ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
offset += ivd.vd_next;
}
while (ivd.vd_ndx != (data[cnt + j] & 0x7fff)
&& ivd.vd_next != 0);
if (ivd.vd_ndx == (data[cnt + j] & 0x7fff))
{
Elf_External_Verdaux evda;
Elf_Internal_Verdaux ivda;
ivd.vd_aux = BYTE_GET (evd.vd_aux);
get_data (&evda, file,
offset - ivd.vd_next + ivd.vd_aux,
sizeof (evda), 1,
_("version def aux"));
ivda.vda_name = BYTE_GET (evda.vda_name);
name = strtab + ivda.vda_name;
nn += printf ("(%s%-*s",
name,
12 - (int) strlen (name),
")");
}
}
if (nn < 18)
printf ("%*c", 18 - nn, ' ');
}
putchar ('\n');
}
free (data);
free (strtab);
free (symbols);
}
break;
default:
break;
}
}
if (! found)
printf (_("\nNo version information found in this file.\n"));
return 1;
}
static const char *
get_symbol_binding (unsigned int binding)
{
static char buff[32];
switch (binding)
{
case STB_LOCAL: return "LOCAL";
case STB_GLOBAL: return "GLOBAL";
case STB_WEAK: return "WEAK";
default:
if (binding >= STB_LOPROC && binding <= STB_HIPROC)
snprintf (buff, sizeof (buff), _("<processor specific>: %d"),
binding);
else if (binding >= STB_LOOS && binding <= STB_HIOS)
snprintf (buff, sizeof (buff), _("<OS specific>: %d"), binding);
else
snprintf (buff, sizeof (buff), _("<unknown>: %d"), binding);
return buff;
}
}
static const char *
get_symbol_type (unsigned int type)
{
static char buff[32];
switch (type)
{
case STT_NOTYPE: return "NOTYPE";
case STT_OBJECT: return "OBJECT";
case STT_FUNC: return "FUNC";
case STT_SECTION: return "SECTION";
case STT_FILE: return "FILE";
case STT_COMMON: return "COMMON";
case STT_TLS: return "TLS";
case STT_RELC: return "RELC";
case STT_SRELC: return "SRELC";
default:
if (type >= STT_LOPROC && type <= STT_HIPROC)
{
if (elf_header.e_machine == EM_ARM && type == STT_ARM_TFUNC)
return "THUMB_FUNC";
if (elf_header.e_machine == EM_SPARCV9 && type == STT_REGISTER)
return "REGISTER";
if (elf_header.e_machine == EM_PARISC && type == STT_PARISC_MILLI)
return "PARISC_MILLI";
snprintf (buff, sizeof (buff), _("<processor specific>: %d"), type);
}
else if (type >= STT_LOOS && type <= STT_HIOS)
{
if (elf_header.e_machine == EM_PARISC)
{
if (type == STT_HP_OPAQUE)
return "HP_OPAQUE";
if (type == STT_HP_STUB)
return "HP_STUB";
}
snprintf (buff, sizeof (buff), _("<OS specific>: %d"), type);
}
else
snprintf (buff, sizeof (buff), _("<unknown>: %d"), type);
return buff;
}
}
static const char *
get_symbol_visibility (unsigned int visibility)
{
switch (visibility)
{
case STV_DEFAULT: return "DEFAULT";
case STV_INTERNAL: return "INTERNAL";
case STV_HIDDEN: return "HIDDEN";
case STV_PROTECTED: return "PROTECTED";
default: abort ();
}
}
static const char *
get_mips_symbol_other (unsigned int other)
{
switch (other)
{
case STO_OPTIONAL: return "OPTIONAL";
case STO_MIPS16: return "MIPS16";
default: return NULL;
}
}
static const char *
get_symbol_other (unsigned int other)
{
const char * result = NULL;
static char buff [32];
if (other == 0)
return "";
switch (elf_header.e_machine)
{
case EM_MIPS:
result = get_mips_symbol_other (other);
default:
break;
}
if (result)
return result;
snprintf (buff, sizeof buff, _("<other>: %x"), other);
return buff;
}
static const char *
get_symbol_index_type (unsigned int type)
{
static char buff[32];
switch (type)
{
case SHN_UNDEF: return "UND";
case SHN_ABS: return "ABS";
case SHN_COMMON: return "COM";
default:
if (type == SHN_IA_64_ANSI_COMMON
&& elf_header.e_machine == EM_IA_64
&& elf_header.e_ident[EI_OSABI] == ELFOSABI_HPUX)
return "ANSI_COM";
else if (elf_header.e_machine == EM_X86_64
&& type == SHN_X86_64_LCOMMON)
return "LARGE_COM";
else if (type == SHN_MIPS_SCOMMON
&& elf_header.e_machine == EM_MIPS)
return "SCOM";
else if (type == SHN_MIPS_SUNDEFINED
&& elf_header.e_machine == EM_MIPS)
return "SUND";
else if (type >= SHN_LOPROC && type <= SHN_HIPROC)
sprintf (buff, "PRC[0x%04x]", type);
else if (type >= SHN_LOOS && type <= SHN_HIOS)
sprintf (buff, "OS [0x%04x]", type);
else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE)
sprintf (buff, "RSV[0x%04x]", type);
else
sprintf (buff, "%3d", type);
break;
}
return buff;
}
static bfd_vma *
get_dynamic_data (FILE *file, unsigned int number, unsigned int ent_size)
{
unsigned char *e_data;
bfd_vma *i_data;
e_data = cmalloc (number, ent_size);
if (e_data == NULL)
{
error (_("Out of memory\n"));
return NULL;
}
if (fread (e_data, ent_size, number, file) != number)
{
error (_("Unable to read in dynamic data\n"));
return NULL;
}
i_data = cmalloc (number, sizeof (*i_data));
if (i_data == NULL)
{
error (_("Out of memory\n"));
free (e_data);
return NULL;
}
while (number--)
i_data[number] = byte_get (e_data + number * ent_size, ent_size);
free (e_data);
return i_data;
}
static int
process_symbol_table (FILE *file)
{
Elf_Internal_Shdr *section;
bfd_vma nbuckets = 0;
bfd_vma nchains = 0;
bfd_vma *buckets = NULL;
bfd_vma *chains = NULL;
bfd_vma ngnubuckets = 0;
bfd_vma *gnubuckets = NULL;
bfd_vma *gnuchains = NULL;
if (! do_syms && !do_histogram)
return 1;
if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL)
|| do_histogram))
{
unsigned char nb[8];
unsigned char nc[8];
int hash_ent_size = 4;
if ((elf_header.e_machine == EM_ALPHA
|| elf_header.e_machine == EM_S390
|| elf_header.e_machine == EM_S390_OLD)
&& elf_header.e_ident[EI_CLASS] == ELFCLASS64)
hash_ent_size = 8;
if (fseek (file,
(archive_file_offset
+ offset_from_vma (file, dynamic_info[DT_HASH],
sizeof nb + sizeof nc)),
SEEK_SET))
{
error (_("Unable to seek to start of dynamic information"));
return 0;
}
if (fread (nb, hash_ent_size, 1, file) != 1)
{
error (_("Failed to read in number of buckets\n"));
return 0;
}
if (fread (nc, hash_ent_size, 1, file) != 1)
{
error (_("Failed to read in number of chains\n"));
return 0;
}
nbuckets = byte_get (nb, hash_ent_size);
nchains = byte_get (nc, hash_ent_size);
buckets = get_dynamic_data (file, nbuckets, hash_ent_size);
chains = get_dynamic_data (file, nchains, hash_ent_size);
if (buckets == NULL || chains == NULL)
return 0;
}
if (do_syms
&& dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
{
unsigned long hn;
bfd_vma si;
printf (_("\nSymbol table for image:\n"));
if (is_32bit_elf)
printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
else
printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n"));
for (hn = 0; hn < nbuckets; hn++)
{
if (! buckets[hn])
continue;
for (si = buckets[hn]; si < nchains && si > 0; si = chains[si])
{
Elf_Internal_Sym *psym;
int n;
psym = dynamic_symbols + si;
n = print_vma (si, DEC_5);
if (n < 5)
fputs (" " + n, stdout);
printf (" %3lu: ", hn);
print_vma (psym->st_value, LONG_HEX);
putchar (' ');
print_vma (psym->st_size, DEC_5);
printf (" %6s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
printf (" %6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
printf (" %3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
if (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other))
printf (" [%s] ", get_symbol_other (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other)));
printf (" %3.3s ", get_symbol_index_type (psym->st_shndx));
if (VALID_DYNAMIC_NAME (psym->st_name))
print_symbol (25, GET_DYNAMIC_NAME (psym->st_name));
else
printf (" <corrupt: %14ld>", psym->st_name);
putchar ('\n');
}
}
}
else if (do_syms && !do_using_dynamic)
{
unsigned int i;
for (i = 0, section = section_headers;
i < elf_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;
if ( section->sh_type != SHT_SYMTAB
&& section->sh_type != SHT_DYNSYM)
continue;
printf (_("\nSymbol table '%s' contains %lu entries:\n"),
SECTION_NAME (section),
(unsigned long) (section->sh_size / section->sh_entsize));
if (is_32bit_elf)
printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
else
printf (_(" Num: Value Size Type Bind Vis Ndx Name\n"));
symtab = GET_ELF_SYMBOLS (file, section);
if (symtab == NULL)
continue;
if (section->sh_link == elf_header.e_shstrndx)
{
strtab = string_table;
strtab_size = string_table_length;
}
else if (SECTION_HEADER_INDEX (section->sh_link) < elf_header.e_shnum)
{
Elf_Internal_Shdr *string_sec;
string_sec = SECTION_HEADER (section->sh_link);
strtab = get_data (NULL, file, string_sec->sh_offset,
1, string_sec->sh_size, _("string table"));
strtab_size = strtab != NULL ? string_sec->sh_size : 0;
}
for (si = 0, psym = symtab;
si < section->sh_size / section->sh_entsize;
si++, psym++)
{
printf ("%6d: ", si);
print_vma (psym->st_value, LONG_HEX);
putchar (' ');
print_vma (psym->st_size, DEC_5);
printf (" %-7s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
printf (" %-6s", get_symbol_binding (ELF_ST_BIND (psym->st_info)));
printf (" %-3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other)));
if (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other))
printf (" [%s] ", get_symbol_other (psym->st_other ^ ELF_ST_VISIBILITY (psym->st_other)));
printf (" %4s ", get_symbol_index_type (psym->st_shndx));
print_symbol (25, psym->st_name < strtab_size
? strtab + psym->st_name : "<corrupt>");
if (section->sh_type == SHT_DYNSYM &&
version_info[DT_VERSIONTAGIDX (DT_VERSYM)] != 0)
{
unsigned char data[2];
unsigned short vers_data;
unsigned long offset;
int is_nobits;
int check_def;
offset = offset_from_vma
(file, version_info[DT_VERSIONTAGIDX (DT_VERSYM)],
sizeof data + si * sizeof (vers_data));
get_data (&data, file, offset + si * sizeof (vers_data),
sizeof (data), 1, _("version data"));
vers_data = byte_get (data, 2);
is_nobits = (SECTION_HEADER_INDEX (psym->st_shndx)
< elf_header.e_shnum
&& SECTION_HEADER (psym->st_shndx)->sh_type
== SHT_NOBITS);
check_def = (psym->st_shndx != SHN_UNDEF);
if ((vers_data & 0x8000) || vers_data > 1)
{
if (version_info[DT_VERSIONTAGIDX (DT_VERNEED)]
&& (is_nobits || ! check_def))
{
Elf_External_Verneed evn;
Elf_Internal_Verneed ivn;
Elf_Internal_Vernaux ivna;
offset = offset_from_vma
(file, version_info[DT_VERSIONTAGIDX (DT_VERNEED)],
sizeof evn);
do
{
unsigned long vna_off;
get_data (&evn, file, offset, sizeof (evn), 1,
_("version need"));
ivn.vn_aux = BYTE_GET (evn.vn_aux);
ivn.vn_next = BYTE_GET (evn.vn_next);
vna_off = offset + ivn.vn_aux;
do
{
Elf_External_Vernaux evna;
get_data (&evna, file, vna_off,
sizeof (evna), 1,
_("version need aux (3)"));
ivna.vna_other = BYTE_GET (evna.vna_other);
ivna.vna_next = BYTE_GET (evna.vna_next);
ivna.vna_name = BYTE_GET (evna.vna_name);
vna_off += ivna.vna_next;
}
while (ivna.vna_other != vers_data
&& ivna.vna_next != 0);
if (ivna.vna_other == vers_data)
break;
offset += ivn.vn_next;
}
while (ivn.vn_next != 0);
if (ivna.vna_other == vers_data)
{
printf ("@%s (%d)",
ivna.vna_name < strtab_size
? strtab + ivna.vna_name : "<corrupt>",
ivna.vna_other);
check_def = 0;
}
else if (! is_nobits)
error (_("bad dynamic symbol"));
else
check_def = 1;
}
if (check_def)
{
if (vers_data != 0x8001
&& version_info[DT_VERSIONTAGIDX (DT_VERDEF)])
{
Elf_Internal_Verdef ivd;
Elf_Internal_Verdaux ivda;
Elf_External_Verdaux evda;
unsigned long offset;
offset = offset_from_vma
(file,
version_info[DT_VERSIONTAGIDX (DT_VERDEF)],
sizeof (Elf_External_Verdef));
do
{
Elf_External_Verdef evd;
get_data (&evd, file, offset, sizeof (evd),
1, _("version def"));
ivd.vd_ndx = BYTE_GET (evd.vd_ndx);
ivd.vd_aux = BYTE_GET (evd.vd_aux);
ivd.vd_next = BYTE_GET (evd.vd_next);
offset += ivd.vd_next;
}
while (ivd.vd_ndx != (vers_data & 0x7fff)
&& ivd.vd_next != 0);
offset -= ivd.vd_next;
offset += ivd.vd_aux;
get_data (&evda, file, offset, sizeof (evda),
1, _("version def aux"));
ivda.vda_name = BYTE_GET (evda.vda_name);
if (psym->st_name != ivda.vda_name)
printf ((vers_data & 0x8000)
? "@%s" : "@@%s",
ivda.vda_name < strtab_size
? strtab + ivda.vda_name : "<corrupt>");
}
}
}
}
putchar ('\n');
}
free (symtab);
if (strtab != string_table)
free (strtab);
}
}
else if (do_syms)
printf
(_("\nDynamic symbol information is not available for displaying symbols.\n"));
if (do_histogram && buckets != NULL)
{
unsigned long *lengths;
unsigned long *counts;
unsigned long hn;
bfd_vma si;
unsigned long maxlength = 0;
unsigned long nzero_counts = 0;
unsigned long nsyms = 0;
printf (_("\nHistogram for bucket list length (total of %lu buckets):\n"),
(unsigned long) nbuckets);
printf (_(" Length Number %% of total Coverage\n"));
lengths = calloc (nbuckets, sizeof (*lengths));
if (lengths == NULL)
{
error (_("Out of memory"));
return 0;
}
for (hn = 0; hn < nbuckets; ++hn)
{
for (si = buckets[hn]; si > 0 && si < nchains; si = chains[si])
{
++nsyms;
if (maxlength < ++lengths[hn])
++maxlength;
}
}
counts = calloc (maxlength + 1, sizeof (*counts));
if (counts == NULL)
{
error (_("Out of memory"));
return 0;
}
for (hn = 0; hn < nbuckets; ++hn)
++counts[lengths[hn]];
if (nbuckets > 0)
{
unsigned long i;
printf (" 0 %-10lu (%5.1f%%)\n",
counts[0], (counts[0] * 100.0) / nbuckets);
for (i = 1; i <= maxlength; ++i)
{
nzero_counts += counts[i] * i;
printf ("%7lu %-10lu (%5.1f%%) %5.1f%%\n",
i, counts[i], (counts[i] * 100.0) / nbuckets,
(nzero_counts * 100.0) / nsyms);
}
}
free (counts);
free (lengths);
}
if (buckets != NULL)
{
free (buckets);
free (chains);
}
if (do_histogram && dynamic_info_DT_GNU_HASH)
{
unsigned char nb[16];
bfd_vma i, maxchain = 0xffffffff, symidx, bitmaskwords;
unsigned long *lengths;
unsigned long *counts;
unsigned long hn;
unsigned long maxlength = 0;
unsigned long nzero_counts = 0;
unsigned long nsyms = 0;
bfd_vma buckets_vma;
if (fseek (file,
(archive_file_offset
+ offset_from_vma (file, dynamic_info_DT_GNU_HASH,
sizeof nb)),
SEEK_SET))
{
error (_("Unable to seek to start of dynamic information"));
return 0;
}
if (fread (nb, 16, 1, file) != 1)
{
error (_("Failed to read in number of buckets\n"));
return 0;
}
ngnubuckets = byte_get (nb, 4);
symidx = byte_get (nb + 4, 4);
bitmaskwords = byte_get (nb + 8, 4);
buckets_vma = dynamic_info_DT_GNU_HASH + 16;
if (is_32bit_elf)
buckets_vma += bitmaskwords * 4;
else
buckets_vma += bitmaskwords * 8;
if (fseek (file,
(archive_file_offset
+ offset_from_vma (file, buckets_vma, 4)),
SEEK_SET))
{
error (_("Unable to seek to start of dynamic information"));
return 0;
}
gnubuckets = get_dynamic_data (file, ngnubuckets, 4);
if (gnubuckets == NULL)
return 0;
for (i = 0; i < ngnubuckets; i++)
if (gnubuckets[i] != 0)
{
if (gnubuckets[i] < symidx)
return 0;
if (maxchain == 0xffffffff || gnubuckets[i] > maxchain)
maxchain = gnubuckets[i];
}
if (maxchain == 0xffffffff)
return 0;
maxchain -= symidx;
if (fseek (file,
(archive_file_offset
+ offset_from_vma (file, buckets_vma
+ 4 * (ngnubuckets + maxchain), 4)),
SEEK_SET))
{
error (_("Unable to seek to start of dynamic information"));
return 0;
}
do
{
if (fread (nb, 4, 1, file) != 1)
{
error (_("Failed to determine last chain length\n"));
return 0;
}
if (maxchain + 1 == 0)
return 0;
++maxchain;
}
while ((byte_get (nb, 4) & 1) == 0);
if (fseek (file,
(archive_file_offset
+ offset_from_vma (file, buckets_vma + 4 * ngnubuckets, 4)),
SEEK_SET))
{
error (_("Unable to seek to start of dynamic information"));
return 0;
}
gnuchains = get_dynamic_data (file, maxchain, 4);
if (gnuchains == NULL)
return 0;
lengths = calloc (ngnubuckets, sizeof (*lengths));
if (lengths == NULL)
{
error (_("Out of memory"));
return 0;
}
printf (_("\nHistogram for `.gnu.hash' bucket list length (total of %lu buckets):\n"),
(unsigned long) ngnubuckets);
printf (_(" Length Number %% of total Coverage\n"));
for (hn = 0; hn < ngnubuckets; ++hn)
if (gnubuckets[hn] != 0)
{
bfd_vma off, length = 1;
for (off = gnubuckets[hn] - symidx;
(gnuchains[off] & 1) == 0; ++off)
++length;
lengths[hn] = length;
if (length > maxlength)
maxlength = length;
nsyms += length;
}
counts = calloc (maxlength + 1, sizeof (*counts));
if (counts == NULL)
{
error (_("Out of memory"));
return 0;
}
for (hn = 0; hn < ngnubuckets; ++hn)
++counts[lengths[hn]];
if (ngnubuckets > 0)
{
unsigned long j;
printf (" 0 %-10lu (%5.1f%%)\n",
counts[0], (counts[0] * 100.0) / ngnubuckets);
for (j = 1; j <= maxlength; ++j)
{
nzero_counts += counts[j] * j;
printf ("%7lu %-10lu (%5.1f%%) %5.1f%%\n",
j, counts[j], (counts[j] * 100.0) / ngnubuckets,
(nzero_counts * 100.0) / nsyms);
}
}
free (counts);
free (lengths);
free (gnubuckets);
free (gnuchains);
}
return 1;
}
static int
process_syminfo (FILE *file ATTRIBUTE_UNUSED)
{
unsigned int i;
if (dynamic_syminfo == NULL
|| !do_dynamic)
return 1;
if (dynamic_symbols == NULL || dynamic_strings == NULL)
return 0;
if (dynamic_addr)
printf (_("\nDynamic info segment at offset 0x%lx contains %d entries:\n"),
dynamic_syminfo_offset, dynamic_syminfo_nent);
printf (_(" Num: Name BoundTo Flags\n"));
for (i = 0; i < dynamic_syminfo_nent; ++i)
{
unsigned short int flags = dynamic_syminfo[i].si_flags;
printf ("%4d: ", i);
if (VALID_DYNAMIC_NAME (dynamic_symbols[i].st_name))
print_symbol (30, GET_DYNAMIC_NAME (dynamic_symbols[i].st_name));
else
printf ("<corrupt: %19ld>", dynamic_symbols[i].st_name);
putchar (' ');
switch (dynamic_syminfo[i].si_boundto)
{
case SYMINFO_BT_SELF:
fputs ("SELF ", stdout);
break;
case SYMINFO_BT_PARENT:
fputs ("PARENT ", stdout);
break;
default:
if (dynamic_syminfo[i].si_boundto > 0
&& dynamic_syminfo[i].si_boundto < dynamic_nent
&& VALID_DYNAMIC_NAME (dynamic_section[dynamic_syminfo[i].si_boundto].d_un.d_val))
{
print_symbol (10, GET_DYNAMIC_NAME (dynamic_section[dynamic_syminfo[i].si_boundto].d_un.d_val));
putchar (' ' );
}
else
printf ("%-10d ", dynamic_syminfo[i].si_boundto);
break;
}
if (flags & SYMINFO_FLG_DIRECT)
printf (" DIRECT");
if (flags & SYMINFO_FLG_PASSTHRU)
printf (" PASSTHRU");
if (flags & SYMINFO_FLG_COPY)
printf (" COPY");
if (flags & SYMINFO_FLG_LAZYLOAD)
printf (" LAZYLOAD");
puts ("");
}
return 1;
}
#ifdef SUPPORT_DISASSEMBLY
static int
disassemble_section (Elf_Internal_Shdr *section, FILE *file)
{
printf (_("\nAssembly dump of section %s\n"),
SECTION_NAME (section));
return 1;
}
#endif
static int
dump_section (Elf_Internal_Shdr *section, FILE *file)
{
Elf_Internal_Shdr *relsec;
bfd_size_type bytes;
bfd_vma addr;
unsigned char *data;
unsigned char *start;
bytes = section->sh_size;
if (bytes == 0 || section->sh_type == SHT_NOBITS)
{
printf (_("\nSection '%s' has no data to dump.\n"),
SECTION_NAME (section));
return 0;
}
else
printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
addr = section->sh_addr;
start = get_data (NULL, file, section->sh_offset, 1, bytes,
_("section data"));
if (!start)
return 0;
for (relsec = section_headers;
relsec < section_headers + elf_header.e_shnum;
++relsec)
{
if (relsec->sh_type != SHT_RELA
|| SECTION_HEADER_INDEX (relsec->sh_info) >= elf_header.e_shnum
|| SECTION_HEADER (relsec->sh_info) != section
|| relsec->sh_size == 0
|| SECTION_HEADER_INDEX (relsec->sh_link) >= elf_header.e_shnum)
continue;
printf (_(" NOTE: This section has relocations against it, but these have NOT been applied to this dump.\n"));
break;
}
data = start;
while (bytes)
{
int j;
int k;
int lbytes;
lbytes = (bytes > 16 ? 16 : bytes);
printf (" 0x%8.8lx ", (unsigned long) addr);
for (j = 0; j < 16; j++)
{
if (j < lbytes)
printf ("%2.2x", data[j]);
else
printf (" ");
if ((j & 3) == 3)
printf (" ");
}
for (j = 0; j < lbytes; j++)
{
k = data[j];
if (k >= ' ' && k < 0x7f)
printf ("%c", k);
else
printf (".");
}
putchar ('\n');
data += lbytes;
addr += lbytes;
bytes -= lbytes;
}
free (start);
putchar ('\n');
return 1;
}
static unsigned int
get_reloc_size (Elf_Internal_Rela * reloc)
{
switch (elf_header.e_machine)
{
case EM_H8S:
case EM_H8_300:
case EM_H8_300H:
case EM_H8_500:
switch (ELF32_R_TYPE (reloc->r_info))
{
case R_H8_DIR16:
return 2;
default:
return 4;
}
default:
return 4;
}
}
static int
debug_apply_rela_addends (void *file,
Elf_Internal_Shdr *section,
unsigned char *start)
{
Elf_Internal_Shdr *relsec;
unsigned char *end = start + section->sh_size;
if (!is_relocatable)
return 1;
for (relsec = section_headers;
relsec < section_headers + elf_header.e_shnum;
++relsec)
{
unsigned long nrelas;
Elf_Internal_Rela *rela, *rp;
Elf_Internal_Shdr *symsec;
Elf_Internal_Sym *symtab;
Elf_Internal_Sym *sym;
if (relsec->sh_type != SHT_RELA
|| SECTION_HEADER_INDEX (relsec->sh_info) >= elf_header.e_shnum
|| SECTION_HEADER (relsec->sh_info) != section
|| relsec->sh_size == 0
|| SECTION_HEADER_INDEX (relsec->sh_link) >= elf_header.e_shnum)
continue;
if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size,
&rela, &nrelas))
return 0;
symsec = SECTION_HEADER (relsec->sh_link);
symtab = GET_ELF_SYMBOLS (file, symsec);
for (rp = rela; rp < rela + nrelas; ++rp)
{
unsigned char *loc;
unsigned int reloc_size;
reloc_size = get_reloc_size (rp);
if (reloc_size == 0)
{
warn (_("skipping relocation of unknown size against offset 0x%lx in section %s\n"),
(unsigned long) rp->r_offset,
SECTION_NAME (section));
continue;
}
loc = start + rp->r_offset;
if ((loc + reloc_size) > end)
{
warn (_("skipping invalid relocation offset 0x%lx in section %s\n"),
(unsigned long) rp->r_offset,
SECTION_NAME (section));
continue;
}
if (is_32bit_elf)
{
sym = symtab + ELF32_R_SYM (rp->r_info);
if (ELF32_R_SYM (rp->r_info) != 0
&& ELF32_ST_TYPE (sym->st_info) != STT_SECTION
&& ELF32_ST_TYPE (sym->st_info) != STT_NOTYPE
&& ELF32_ST_TYPE (sym->st_info) != STT_OBJECT)
{
warn (_("skipping unexpected symbol type %s in relocation in section .rela%s\n"),
get_symbol_type (ELF32_ST_TYPE (sym->st_info)),
SECTION_NAME (section));
continue;
}
}
else
{
if (elf_header.e_machine == EM_MIPS
&& elf_header.e_ident[EI_DATA] != ELFDATA2MSB)
rp->r_info = (((rp->r_info & 0xffffffff) << 32)
| ((rp->r_info >> 56) & 0xff)
| ((rp->r_info >> 40) & 0xff00)
| ((rp->r_info >> 24) & 0xff0000)
| ((rp->r_info >> 8) & 0xff000000));
sym = symtab + ELF64_R_SYM (rp->r_info);
if (ELF64_R_SYM (rp->r_info) != 0
&& ELF64_ST_TYPE (sym->st_info) != STT_SECTION
&& ELF64_ST_TYPE (sym->st_info) != STT_NOTYPE
&& ELF64_ST_TYPE (sym->st_info) != STT_OBJECT)
{
warn (_("skipping unexpected symbol type %s in relocation in section .rela.%s\n"),
get_symbol_type (ELF64_ST_TYPE (sym->st_info)),
SECTION_NAME (section));
continue;
}
}
byte_put (loc, rp->r_addend, reloc_size);
}
free (symtab);
free (rela);
break;
}
return 1;
}
int
load_debug_section (enum dwarf_section_display_enum debug, void *file)
{
struct dwarf_section *section = &debug_displays [debug].section;
Elf_Internal_Shdr *sec;
char buf [64];
if (section->start != NULL)
return 1;
sec = find_section (section->name);
if (sec == NULL)
return 0;
snprintf (buf, sizeof (buf), _("%s section data"), section->name);
section->address = sec->sh_addr;
section->size = sec->sh_size;
section->start = get_data (NULL, file, sec->sh_offset, 1,
sec->sh_size, buf);
if (debug_displays [debug].relocate)
debug_apply_rela_addends (file, sec, section->start);
return section->start != NULL;
}
void
free_debug_section (enum dwarf_section_display_enum debug)
{
struct dwarf_section *section = &debug_displays [debug].section;
if (section->start == NULL)
return;
free ((char *) section->start);
section->start = NULL;
section->address = 0;
section->size = 0;
}
static int
display_debug_section (Elf_Internal_Shdr *section, FILE *file)
{
char *name = SECTION_NAME (section);
bfd_size_type length;
int result = 1;
enum dwarf_section_display_enum i;
length = section->sh_size;
if (length == 0)
{
printf (_("\nSection '%s' has no debugging data.\n"), name);
return 0;
}
if (const_strneq (name, ".gnu.linkonce.wi."))
name = ".debug_info";
for (i = 0; i < max; i++)
if (streq (debug_displays[i].section.name, name))
{
struct dwarf_section *sec = &debug_displays [i].section;
if (load_debug_section (i, file))
{
result &= debug_displays[i].display (sec, file);
if (i != info && i != abbrev)
free_debug_section (i);
}
break;
}
if (i == max)
{
printf (_("Unrecognized debug section: %s\n"), name);
result = 0;
}
return result;
}
static void
initialise_dumps_byname (void)
{
struct dump_list_entry *cur;
for (cur = dump_sects_byname; cur; cur = cur->next)
{
unsigned int i;
int any;
for (i = 0, any = 0; i < elf_header.e_shnum; i++)
if (streq (SECTION_NAME (section_headers + i), cur->name))
{
request_dump (i, cur->type);
any = 1;
}
if (!any)
warn (_("Section '%s' was not dumped because it does not exist!\n"),
cur->name);
}
}
static void
process_section_contents (FILE *file)
{
Elf_Internal_Shdr *section;
unsigned int i;
if (! do_dump)
return;
initialise_dumps_byname ();
for (i = 0, section = section_headers;
i < elf_header.e_shnum && i < num_dump_sects;
i++, section++)
{
#ifdef SUPPORT_DISASSEMBLY
if (dump_sects[i] & DISASS_DUMP)
disassemble_section (section, file);
#endif
if (dump_sects[i] & HEX_DUMP)
dump_section (section, file);
if (dump_sects[i] & DEBUG_DUMP)
display_debug_section (section, file);
}
while (i++ < num_dump_sects)
if (dump_sects[i])
warn (_("Section %d was not dumped because it does not exist!\n"), i);
}
static void
process_mips_fpe_exception (int mask)
{
if (mask)
{
int first = 1;
if (mask & OEX_FPU_INEX)
fputs ("INEX", stdout), first = 0;
if (mask & OEX_FPU_UFLO)
printf ("%sUFLO", first ? "" : "|"), first = 0;
if (mask & OEX_FPU_OFLO)
printf ("%sOFLO", first ? "" : "|"), first = 0;
if (mask & OEX_FPU_DIV0)
printf ("%sDIV0", first ? "" : "|"), first = 0;
if (mask & OEX_FPU_INVAL)
printf ("%sINVAL", first ? "" : "|");
}
else
fputs ("0", stdout);
}
typedef struct
{
int tag;
const char *name;
int type;
const char **table;
} arm_attr_public_tag;
static const char *arm_attr_tag_CPU_arch[] =
{"Pre-v4", "v4", "v4T", "v5T", "v5TE", "v5TEJ", "v6", "v6KZ", "v6T2",
"v6K", "v7"};
static const char *arm_attr_tag_ARM_ISA_use[] = {"No", "Yes"};
static const char *arm_attr_tag_THUMB_ISA_use[] =
{"No", "Thumb-1", "Thumb-2"};
static const char *arm_attr_tag_VFP_arch[] = {"No", "VFPv1", "VFPv2", "VFPv3"};
static const char *arm_attr_tag_WMMX_arch[] = {"No", "WMMXv1"};
static const char *arm_attr_tag_NEON_arch[] = {"No", "NEONv1"};
static const char *arm_attr_tag_ABI_PCS_config[] =
{"None", "Bare platform", "Linux application", "Linux DSO", "PalmOS 2004",
"PalmOS (reserved)", "SymbianOS 2004", "SymbianOS (reserved)"};
static const char *arm_attr_tag_ABI_PCS_R9_use[] =
{"V6", "SB", "TLS", "Unused"};
static const char *arm_attr_tag_ABI_PCS_RW_data[] =
{"Absolute", "PC-relative", "SB-relative", "None"};
static const char *arm_attr_tag_ABI_PCS_RO_DATA[] =
{"Absolute", "PC-relative", "None"};
static const char *arm_attr_tag_ABI_PCS_GOT_use[] =
{"None", "direct", "GOT-indirect"};
static const char *arm_attr_tag_ABI_PCS_wchar_t[] =
{"None", "??? 1", "2", "??? 3", "4"};
static const char *arm_attr_tag_ABI_FP_rounding[] = {"Unused", "Needed"};
static const char *arm_attr_tag_ABI_FP_denormal[] = {"Unused", "Needed"};
static const char *arm_attr_tag_ABI_FP_exceptions[] = {"Unused", "Needed"};
static const char *arm_attr_tag_ABI_FP_user_exceptions[] = {"Unused", "Needed"};
static const char *arm_attr_tag_ABI_FP_number_model[] =
{"Unused", "Finite", "RTABI", "IEEE 754"};
static const char *arm_attr_tag_ABI_align8_needed[] = {"No", "Yes", "4-byte"};
static const char *arm_attr_tag_ABI_align8_preserved[] =
{"No", "Yes, except leaf SP", "Yes"};
static const char *arm_attr_tag_ABI_enum_size[] =
{"Unused", "small", "int", "forced to int"};
static const char *arm_attr_tag_ABI_HardFP_use[] =
{"As Tag_VFP_arch", "SP only", "DP only", "SP and DP"};
static const char *arm_attr_tag_ABI_VFP_args[] =
{"AAPCS", "VFP registers", "custom"};
static const char *arm_attr_tag_ABI_WMMX_args[] =
{"AAPCS", "WMMX registers", "custom"};
static const char *arm_attr_tag_ABI_optimization_goals[] =
{"None", "Prefer Speed", "Aggressive Speed", "Prefer Size",
"Aggressive Size", "Prefer Debug", "Aggressive Debug"};
static const char *arm_attr_tag_ABI_FP_optimization_goals[] =
{"None", "Prefer Speed", "Aggressive Speed", "Prefer Size",
"Aggressive Size", "Prefer Accuracy", "Aggressive Accuracy"};
#define LOOKUP(id, name) \
{id, #name, 0x80 | ARRAY_SIZE(arm_attr_tag_##name), arm_attr_tag_##name}
static arm_attr_public_tag arm_attr_public_tags[] =
{
{4, "CPU_raw_name", 1, NULL},
{5, "CPU_name", 1, NULL},
LOOKUP(6, CPU_arch),
{7, "CPU_arch_profile", 0, NULL},
LOOKUP(8, ARM_ISA_use),
LOOKUP(9, THUMB_ISA_use),
LOOKUP(10, VFP_arch),
LOOKUP(11, WMMX_arch),
LOOKUP(12, NEON_arch),
LOOKUP(13, ABI_PCS_config),
LOOKUP(14, ABI_PCS_R9_use),
LOOKUP(15, ABI_PCS_RW_data),
LOOKUP(16, ABI_PCS_RO_DATA),
LOOKUP(17, ABI_PCS_GOT_use),
LOOKUP(18, ABI_PCS_wchar_t),
LOOKUP(19, ABI_FP_rounding),
LOOKUP(20, ABI_FP_denormal),
LOOKUP(21, ABI_FP_exceptions),
LOOKUP(22, ABI_FP_user_exceptions),
LOOKUP(23, ABI_FP_number_model),
LOOKUP(24, ABI_align8_needed),
LOOKUP(25, ABI_align8_preserved),
LOOKUP(26, ABI_enum_size),
LOOKUP(27, ABI_HardFP_use),
LOOKUP(28, ABI_VFP_args),
LOOKUP(29, ABI_WMMX_args),
LOOKUP(30, ABI_optimization_goals),
LOOKUP(31, ABI_FP_optimization_goals),
{32, "compatibility", 0, NULL}
};
#undef LOOKUP
static unsigned int
read_uleb128 (unsigned char *p, unsigned int *plen)
{
unsigned char c;
unsigned int val;
int shift;
int len;
val = 0;
shift = 0;
len = 0;
do
{
c = *(p++);
len++;
val |= ((unsigned int)c & 0x7f) << shift;
shift += 7;
}
while (c & 0x80);
*plen = len;
return val;
}
static unsigned char *
display_arm_attribute (unsigned char *p)
{
int tag;
unsigned int len;
int val;
arm_attr_public_tag *attr;
unsigned i;
int type;
tag = read_uleb128 (p, &len);
p += len;
attr = NULL;
for (i = 0; i < ARRAY_SIZE(arm_attr_public_tags); i++)
{
if (arm_attr_public_tags[i].tag == tag)
{
attr = &arm_attr_public_tags[i];
break;
}
}
if (attr)
{
printf (" Tag_%s: ", attr->name);
switch (attr->type)
{
case 0:
switch (tag)
{
case 7:
val = read_uleb128 (p, &len);
p += len;
switch (val)
{
case 0: printf ("None\n"); break;
case 'A': printf ("Application\n"); break;
case 'R': printf ("Realtime\n"); break;
case 'M': printf ("Microcontroller\n"); break;
default: printf ("??? (%d)\n", val); break;
}
break;
case 32:
val = read_uleb128 (p, &len);
p += len;
printf ("flag = %d, vendor = %s\n", val, p);
p += strlen((char *)p) + 1;
break;
default:
abort();
}
return p;
case 1:
case 2:
type = attr->type;
break;
default:
assert (attr->type & 0x80);
val = read_uleb128 (p, &len);
p += len;
type = attr->type & 0x7f;
if (val >= type)
printf ("??? (%d)\n", val);
else
printf ("%s\n", attr->table[val]);
return p;
}
}
else
{
if (tag & 1)
type = 1;
else
type = 2;
printf (" Tag_unknown_%d: ", tag);
}
if (type == 1)
{
printf ("\"%s\"\n", p);
p += strlen((char *)p) + 1;
}
else
{
val = read_uleb128 (p, &len);
p += len;
printf ("%d (0x%x)\n", val, val);
}
return p;
}
static int
process_arm_specific (FILE *file)
{
Elf_Internal_Shdr *sect;
unsigned char *contents;
unsigned char *p;
unsigned char *end;
bfd_vma section_len;
bfd_vma len;
unsigned i;
for (i = 0, sect = section_headers;
i < elf_header.e_shnum;
i++, sect++)
{
if (sect->sh_type != SHT_ARM_ATTRIBUTES)
continue;
contents = get_data (NULL, file, sect->sh_offset, 1, sect->sh_size,
_("attributes"));
if (!contents)
continue;
p = contents;
if (*p == 'A')
{
len = sect->sh_size - 1;
p++;
while (len > 0)
{
int namelen;
bfd_boolean public_section;
section_len = byte_get (p, 4);
p += 4;
if (section_len > len)
{
printf (_("ERROR: Bad section length (%d > %d)\n"),
(int)section_len, (int)len);
section_len = len;
}
len -= section_len;
printf ("Attribute Section: %s\n", p);
if (strcmp ((char *)p, "aeabi") == 0)
public_section = TRUE;
else
public_section = FALSE;
namelen = strlen ((char *)p) + 1;
p += namelen;
section_len -= namelen + 4;
while (section_len > 0)
{
int tag = *(p++);
int val;
bfd_vma size;
size = byte_get (p, 4);
if (size > section_len)
{
printf (_("ERROR: Bad subsection length (%d > %d)\n"),
(int)size, (int)section_len);
size = section_len;
}
section_len -= size;
end = p + size - 1;
p += 4;
switch (tag)
{
case 1:
printf ("File Attributes\n");
break;
case 2:
printf ("Section Attributes:");
goto do_numlist;
case 3:
printf ("Symbol Attributes:");
do_numlist:
for (;;)
{
unsigned int i;
val = read_uleb128 (p, &i);
p += i;
if (val == 0)
break;
printf (" %d", val);
}
printf ("\n");
break;
default:
printf ("Unknown tag: %d\n", tag);
public_section = FALSE;
break;
}
if (public_section)
{
while (p < end)
p = display_arm_attribute(p);
}
else
{
printf (" Unknown section contexts\n");
p = end;
}
}
}
}
else
{
printf (_("Unknown format '%c'\n"), *p);
}
free(contents);
}
return 1;
}
static int
process_mips_specific (FILE *file)
{
Elf_Internal_Dyn *entry;
size_t liblist_offset = 0;
size_t liblistno = 0;
size_t conflictsno = 0;
size_t options_offset = 0;
size_t conflicts_offset = 0;
if (dynamic_section == NULL)
return 0;
for (entry = dynamic_section; entry->d_tag != DT_NULL; ++entry)
switch (entry->d_tag)
{
case DT_MIPS_LIBLIST:
liblist_offset
= offset_from_vma (file, entry->d_un.d_val,
liblistno * sizeof (Elf32_External_Lib));
break;
case DT_MIPS_LIBLISTNO:
liblistno = entry->d_un.d_val;
break;
case DT_MIPS_OPTIONS:
options_offset = offset_from_vma (file, entry->d_un.d_val, 0);
break;
case DT_MIPS_CONFLICT:
conflicts_offset
= offset_from_vma (file, entry->d_un.d_val,
conflictsno * sizeof (Elf32_External_Conflict));
break;
case DT_MIPS_CONFLICTNO:
conflictsno = entry->d_un.d_val;
break;
default:
break;
}
if (liblist_offset != 0 && liblistno != 0 && do_dynamic)
{
Elf32_External_Lib *elib;
size_t cnt;
elib = get_data (NULL, file, liblist_offset,
liblistno, sizeof (Elf32_External_Lib),
_("liblist"));
if (elib)
{
printf ("\nSection '.liblist' contains %lu entries:\n",
(unsigned long) liblistno);
fputs (" Library Time Stamp Checksum Version Flags\n",
stdout);
for (cnt = 0; cnt < liblistno; ++cnt)
{
Elf32_Lib liblist;
time_t time;
char timebuf[20];
struct tm *tmp;
liblist.l_name = BYTE_GET (elib[cnt].l_name);
time = BYTE_GET (elib[cnt].l_time_stamp);
liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum);
liblist.l_version = BYTE_GET (elib[cnt].l_version);
liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
tmp = gmtime (&time);
snprintf (timebuf, sizeof (timebuf),
"%04u-%02u-%02uT%02u:%02u:%02u",
tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
printf ("%3lu: ", (unsigned long) cnt);
if (VALID_DYNAMIC_NAME (liblist.l_name))
print_symbol (20, GET_DYNAMIC_NAME (liblist.l_name));
else
printf ("<corrupt: %9ld>", liblist.l_name);
printf (" %s %#10lx %-7ld", timebuf, liblist.l_checksum,
liblist.l_version);
if (liblist.l_flags == 0)
puts (" NONE");
else
{
static const struct
{
const char *name;
int bit;
}
l_flags_vals[] =
{
{ " EXACT_MATCH", LL_EXACT_MATCH },
{ " IGNORE_INT_VER", LL_IGNORE_INT_VER },
{ " REQUIRE_MINOR", LL_REQUIRE_MINOR },
{ " EXPORTS", LL_EXPORTS },
{ " DELAY_LOAD", LL_DELAY_LOAD },
{ " DELTA", LL_DELTA }
};
int flags = liblist.l_flags;
size_t fcnt;
for (fcnt = 0;
fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]);
++fcnt)
if ((flags & l_flags_vals[fcnt].bit) != 0)
{
fputs (l_flags_vals[fcnt].name, stdout);
flags ^= l_flags_vals[fcnt].bit;
}
if (flags != 0)
printf (" %#x", (unsigned int) flags);
puts ("");
}
}
free (elib);
}
}
if (options_offset != 0)
{
Elf_External_Options *eopt;
Elf_Internal_Shdr *sect = section_headers;
Elf_Internal_Options *iopt;
Elf_Internal_Options *option;
size_t offset;
int cnt;
while (sect->sh_type != SHT_MIPS_OPTIONS)
++sect;
eopt = get_data (NULL, file, options_offset, 1, sect->sh_size,
_("options"));
if (eopt)
{
iopt = cmalloc ((sect->sh_size / sizeof (eopt)), sizeof (*iopt));
if (iopt == NULL)
{
error (_("Out of memory"));
return 0;
}
offset = cnt = 0;
option = iopt;
while (offset < sect->sh_size)
{
Elf_External_Options *eoption;
eoption = (Elf_External_Options *) ((char *) eopt + offset);
option->kind = BYTE_GET (eoption->kind);
option->size = BYTE_GET (eoption->size);
option->section = BYTE_GET (eoption->section);
option->info = BYTE_GET (eoption->info);
offset += option->size;
++option;
++cnt;
}
printf (_("\nSection '%s' contains %d entries:\n"),
SECTION_NAME (sect), cnt);
option = iopt;
while (cnt-- > 0)
{
size_t len;
switch (option->kind)
{
case ODK_NULL:
printf (" NULL %d %lx", option->section, option->info);
break;
case ODK_REGINFO:
printf (" REGINFO ");
if (elf_header.e_machine == EM_MIPS)
{
Elf32_External_RegInfo *ereg;
Elf32_RegInfo reginfo;
ereg = (Elf32_External_RegInfo *) (option + 1);
reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value);
printf ("GPR %08lx GP 0x%lx\n",
reginfo.ri_gprmask,
(unsigned long) reginfo.ri_gp_value);
printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
}
else
{
Elf64_External_RegInfo *ereg;
Elf64_Internal_RegInfo reginfo;
ereg = (Elf64_External_RegInfo *) (option + 1);
reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
reginfo.ri_cprmask[0] = BYTE_GET (ereg->ri_cprmask[0]);
reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value);
printf ("GPR %08lx GP 0x",
reginfo.ri_gprmask);
printf_vma (reginfo.ri_gp_value);
printf ("\n");
printf (" CPR0 %08lx CPR1 %08lx CPR2 %08lx CPR3 %08lx\n",
reginfo.ri_cprmask[0], reginfo.ri_cprmask[1],
reginfo.ri_cprmask[2], reginfo.ri_cprmask[3]);
}
++option;
continue;
case ODK_EXCEPTIONS:
fputs (" EXCEPTIONS fpe_min(", stdout);
process_mips_fpe_exception (option->info & OEX_FPU_MIN);
fputs (") fpe_max(", stdout);
process_mips_fpe_exception ((option->info & OEX_FPU_MAX) >> 8);
fputs (")", stdout);
if (option->info & OEX_PAGE0)
fputs (" PAGE0", stdout);
if (option->info & OEX_SMM)
fputs (" SMM", stdout);
if (option->info & OEX_FPDBUG)
fputs (" FPDBUG", stdout);
if (option->info & OEX_DISMISS)
fputs (" DISMISS", stdout);
break;
case ODK_PAD:
fputs (" PAD ", stdout);
if (option->info & OPAD_PREFIX)
fputs (" PREFIX", stdout);
if (option->info & OPAD_POSTFIX)
fputs (" POSTFIX", stdout);
if (option->info & OPAD_SYMBOL)
fputs (" SYMBOL", stdout);
break;
case ODK_HWPATCH:
fputs (" HWPATCH ", stdout);
if (option->info & OHW_R4KEOP)
fputs (" R4KEOP", stdout);
if (option->info & OHW_R8KPFETCH)
fputs (" R8KPFETCH", stdout);
if (option->info & OHW_R5KEOP)
fputs (" R5KEOP", stdout);
if (option->info & OHW_R5KCVTL)
fputs (" R5KCVTL", stdout);
break;
case ODK_FILL:
fputs (" FILL ", stdout);
break;
case ODK_TAGS:
fputs (" TAGS ", stdout);
break;
case ODK_HWAND:
fputs (" HWAND ", stdout);
if (option->info & OHWA0_R4KEOP_CHECKED)
fputs (" R4KEOP_CHECKED", stdout);
if (option->info & OHWA0_R4KEOP_CLEAN)
fputs (" R4KEOP_CLEAN", stdout);
break;
case ODK_HWOR:
fputs (" HWOR ", stdout);
if (option->info & OHWA0_R4KEOP_CHECKED)
fputs (" R4KEOP_CHECKED", stdout);
if (option->info & OHWA0_R4KEOP_CLEAN)
fputs (" R4KEOP_CLEAN", stdout);
break;
case ODK_GP_GROUP:
printf (" GP_GROUP %#06lx self-contained %#06lx",
option->info & OGP_GROUP,
(option->info & OGP_SELF) >> 16);
break;
case ODK_IDENT:
printf (" IDENT %#06lx self-contained %#06lx",
option->info & OGP_GROUP,
(option->info & OGP_SELF) >> 16);
break;
default:
printf (" %3d ??? %d %lx",
option->kind, option->section, option->info);
break;
}
len = sizeof (*eopt);
while (len < option->size)
if (((char *) option)[len] >= ' '
&& ((char *) option)[len] < 0x7f)
printf ("%c", ((char *) option)[len++]);
else
printf ("\\%03o", ((char *) option)[len++]);
fputs ("\n", stdout);
++option;
}
free (eopt);
}
}
if (conflicts_offset != 0 && conflictsno != 0)
{
Elf32_Conflict *iconf;
size_t cnt;
if (dynamic_symbols == NULL)
{
error (_("conflict list found without a dynamic symbol table"));
return 0;
}
iconf = cmalloc (conflictsno, sizeof (*iconf));
if (iconf == NULL)
{
error (_("Out of memory"));
return 0;
}
if (is_32bit_elf)
{
Elf32_External_Conflict *econf32;
econf32 = get_data (NULL, file, conflicts_offset,
conflictsno, sizeof (*econf32), _("conflict"));
if (!econf32)
return 0;
for (cnt = 0; cnt < conflictsno; ++cnt)
iconf[cnt] = BYTE_GET (econf32[cnt]);
free (econf32);
}
else
{
Elf64_External_Conflict *econf64;
econf64 = get_data (NULL, file, conflicts_offset,
conflictsno, sizeof (*econf64), _("conflict"));
if (!econf64)
return 0;
for (cnt = 0; cnt < conflictsno; ++cnt)
iconf[cnt] = BYTE_GET (econf64[cnt]);
free (econf64);
}
printf (_("\nSection '.conflict' contains %lu entries:\n"),
(unsigned long) conflictsno);
puts (_(" Num: Index Value Name"));
for (cnt = 0; cnt < conflictsno; ++cnt)
{
Elf_Internal_Sym *psym = & dynamic_symbols[iconf[cnt]];
printf ("%5lu: %8lu ", (unsigned long) cnt, iconf[cnt]);
print_vma (psym->st_value, FULL_HEX);
putchar (' ');
if (VALID_DYNAMIC_NAME (psym->st_name))
print_symbol (25, GET_DYNAMIC_NAME (psym->st_name));
else
printf ("<corrupt: %14ld>", psym->st_name);
putchar ('\n');
}
free (iconf);
}
return 1;
}
static int
process_gnu_liblist (FILE *file)
{
Elf_Internal_Shdr *section, *string_sec;
Elf32_External_Lib *elib;
char *strtab;
size_t strtab_size;
size_t cnt;
unsigned i;
if (! do_arch)
return 0;
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
{
switch (section->sh_type)
{
case SHT_GNU_LIBLIST:
if (SECTION_HEADER_INDEX (section->sh_link) >= elf_header.e_shnum)
break;
elib = get_data (NULL, file, section->sh_offset, 1, section->sh_size,
_("liblist"));
if (elib == NULL)
break;
string_sec = SECTION_HEADER (section->sh_link);
strtab = get_data (NULL, file, string_sec->sh_offset, 1,
string_sec->sh_size, _("liblist string table"));
strtab_size = string_sec->sh_size;
if (strtab == NULL
|| section->sh_entsize != sizeof (Elf32_External_Lib))
{
free (elib);
break;
}
printf (_("\nLibrary list section '%s' contains %lu entries:\n"),
SECTION_NAME (section),
(long) (section->sh_size / sizeof (Elf32_External_Lib)));
puts (" Library Time Stamp Checksum Version Flags");
for (cnt = 0; cnt < section->sh_size / sizeof (Elf32_External_Lib);
++cnt)
{
Elf32_Lib liblist;
time_t time;
char timebuf[20];
struct tm *tmp;
liblist.l_name = BYTE_GET (elib[cnt].l_name);
time = BYTE_GET (elib[cnt].l_time_stamp);
liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum);
liblist.l_version = BYTE_GET (elib[cnt].l_version);
liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
tmp = gmtime (&time);
snprintf (timebuf, sizeof (timebuf),
"%04u-%02u-%02uT%02u:%02u:%02u",
tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
printf ("%3lu: ", (unsigned long) cnt);
if (do_wide)
printf ("%-20s", liblist.l_name < strtab_size
? strtab + liblist.l_name : "<corrupt>");
else
printf ("%-20.20s", liblist.l_name < strtab_size
? strtab + liblist.l_name : "<corrupt>");
printf (" %s %#010lx %-7ld %-7ld\n", timebuf, liblist.l_checksum,
liblist.l_version, liblist.l_flags);
}
free (elib);
}
}
return 1;
}
static const char *
get_note_type (unsigned e_type)
{
static char buff[64];
if (elf_header.e_type == ET_CORE)
switch (e_type)
{
case NT_AUXV:
return _("NT_AUXV (auxiliary vector)");
case NT_PRSTATUS:
return _("NT_PRSTATUS (prstatus structure)");
case NT_FPREGSET:
return _("NT_FPREGSET (floating point registers)");
case NT_PRPSINFO:
return _("NT_PRPSINFO (prpsinfo structure)");
case NT_TASKSTRUCT:
return _("NT_TASKSTRUCT (task structure)");
case NT_PRXFPREG:
return _("NT_PRXFPREG (user_xfpregs structure)");
case NT_PSTATUS:
return _("NT_PSTATUS (pstatus structure)");
case NT_FPREGS:
return _("NT_FPREGS (floating point registers)");
case NT_PSINFO:
return _("NT_PSINFO (psinfo structure)");
case NT_LWPSTATUS:
return _("NT_LWPSTATUS (lwpstatus_t structure)");
case NT_LWPSINFO:
return _("NT_LWPSINFO (lwpsinfo_t structure)");
case NT_WIN32PSTATUS:
return _("NT_WIN32PSTATUS (win32_pstatus structure)");
default:
break;
}
else
switch (e_type)
{
case NT_VERSION:
return _("NT_VERSION (version)");
case NT_ARCH:
return _("NT_ARCH (architecture)");
default:
break;
}
snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type);
return buff;
}
static const char *
get_netbsd_elfcore_note_type (unsigned e_type)
{
static char buff[64];
if (e_type == NT_NETBSDCORE_PROCINFO)
{
return _("NetBSD procinfo structure");
}
if (e_type < NT_NETBSDCORE_FIRSTMACH)
{
snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type);
return buff;
}
switch (elf_header.e_machine)
{
case EM_OLD_ALPHA:
case EM_ALPHA:
case EM_SPARC:
case EM_SPARC32PLUS:
case EM_SPARCV9:
switch (e_type)
{
case NT_NETBSDCORE_FIRSTMACH+0:
return _("PT_GETREGS (reg structure)");
case NT_NETBSDCORE_FIRSTMACH+2:
return _("PT_GETFPREGS (fpreg structure)");
default:
break;
}
break;
default:
switch (e_type)
{
case NT_NETBSDCORE_FIRSTMACH+1:
return _("PT_GETREGS (reg structure)");
case NT_NETBSDCORE_FIRSTMACH+3:
return _("PT_GETFPREGS (fpreg structure)");
default:
break;
}
}
snprintf (buff, sizeof (buff), _("PT_FIRSTMACH+%d"),
e_type - NT_NETBSDCORE_FIRSTMACH);
return buff;
}
static int
process_note (Elf_Internal_Note *pnote)
{
const char *nt;
if (pnote->namesz == 0)
nt = get_note_type (pnote->type);
else if (const_strneq (pnote->namedata, "NetBSD-CORE"))
nt = get_netbsd_elfcore_note_type (pnote->type);
else
nt = get_note_type (pnote->type);
printf (" %s\t\t0x%08lx\t%s\n",
pnote->namesz ? pnote->namedata : "(NONE)",
pnote->descsz, nt);
return 1;
}
static int
process_corefile_note_segment (FILE *file, bfd_vma offset, bfd_vma length)
{
Elf_External_Note *pnotes;
Elf_External_Note *external;
int res = 1;
if (length <= 0)
return 0;
pnotes = get_data (NULL, file, offset, 1, length, _("notes"));
if (!pnotes)
return 0;
external = pnotes;
printf (_("\nNotes at offset 0x%08lx with length 0x%08lx:\n"),
(unsigned long) offset, (unsigned long) length);
printf (_(" Owner\t\tData size\tDescription\n"));
while (external < (Elf_External_Note *)((char *) pnotes + length))
{
Elf_External_Note *next;
Elf_Internal_Note inote;
char *temp = NULL;
inote.type = BYTE_GET (external->type);
inote.namesz = BYTE_GET (external->namesz);
inote.namedata = external->name;
inote.descsz = BYTE_GET (external->descsz);
inote.descdata = inote.namedata + align_power (inote.namesz, 2);
inote.descpos = offset + (inote.descdata - (char *) pnotes);
next = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2));
if (((char *) next) > (((char *) pnotes) + length))
{
warn (_("corrupt note found at offset %lx into core notes\n"),
(long)((char *)external - (char *)pnotes));
warn (_(" type: %lx, namesize: %08lx, descsize: %08lx\n"),
inote.type, inote.namesz, inote.descsz);
break;
}
external = next;
if (inote.namedata[inote.namesz] != '\0')
{
temp = malloc (inote.namesz + 1);
if (temp == NULL)
{
error (_("Out of memory\n"));
res = 0;
break;
}
strncpy (temp, inote.namedata, inote.namesz);
temp[inote.namesz] = 0;
inote.namedata = temp;
}
res &= process_note (& inote);
if (temp != NULL)
{
free (temp);
temp = NULL;
}
}
free (pnotes);
return res;
}
static int
process_corefile_note_segments (FILE *file)
{
Elf_Internal_Phdr *segment;
unsigned int i;
int res = 1;
if (! get_program_headers (file))
return 0;
for (i = 0, segment = program_headers;
i < elf_header.e_phnum;
i++, segment++)
{
if (segment->p_type == PT_NOTE)
res &= process_corefile_note_segment (file,
(bfd_vma) segment->p_offset,
(bfd_vma) segment->p_filesz);
}
return res;
}
static int
process_note_sections (FILE *file)
{
Elf_Internal_Shdr *section;
unsigned long i;
int res = 1;
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
if (section->sh_type == SHT_NOTE)
res &= process_corefile_note_segment (file,
(bfd_vma) section->sh_offset,
(bfd_vma) section->sh_size);
return res;
}
static int
process_notes (FILE *file)
{
if (! do_notes)
return 1;
if (elf_header.e_type != ET_CORE)
return process_note_sections (file);
if (elf_header.e_phnum > 0)
return process_corefile_note_segments (file);
printf (_("No note segments present in the core file.\n"));
return 1;
}
static int
process_arch_specific (FILE *file)
{
if (! do_arch)
return 1;
switch (elf_header.e_machine)
{
case EM_ARM:
return process_arm_specific (file);
case EM_MIPS:
case EM_MIPS_RS3_LE:
return process_mips_specific (file);
break;
default:
break;
}
return 1;
}
static int
get_file_header (FILE *file)
{
if (fread (elf_header.e_ident, EI_NIDENT, 1, file) != 1)
return 0;
switch (elf_header.e_ident[EI_DATA])
{
default:
case ELFDATANONE:
case ELFDATA2LSB:
byte_get = byte_get_little_endian;
byte_put = byte_put_little_endian;
break;
case ELFDATA2MSB:
byte_get = byte_get_big_endian;
byte_put = byte_put_big_endian;
break;
}
is_32bit_elf = (elf_header.e_ident[EI_CLASS] != ELFCLASS64);
if (is_32bit_elf)
{
Elf32_External_Ehdr ehdr32;
if (fread (ehdr32.e_type, sizeof (ehdr32) - EI_NIDENT, 1, file) != 1)
return 0;
elf_header.e_type = BYTE_GET (ehdr32.e_type);
elf_header.e_machine = BYTE_GET (ehdr32.e_machine);
elf_header.e_version = BYTE_GET (ehdr32.e_version);
elf_header.e_entry = BYTE_GET (ehdr32.e_entry);
elf_header.e_phoff = BYTE_GET (ehdr32.e_phoff);
elf_header.e_shoff = BYTE_GET (ehdr32.e_shoff);
elf_header.e_flags = BYTE_GET (ehdr32.e_flags);
elf_header.e_ehsize = BYTE_GET (ehdr32.e_ehsize);
elf_header.e_phentsize = BYTE_GET (ehdr32.e_phentsize);
elf_header.e_phnum = BYTE_GET (ehdr32.e_phnum);
elf_header.e_shentsize = BYTE_GET (ehdr32.e_shentsize);
elf_header.e_shnum = BYTE_GET (ehdr32.e_shnum);
elf_header.e_shstrndx = BYTE_GET (ehdr32.e_shstrndx);
}
else
{
Elf64_External_Ehdr ehdr64;
if (sizeof (bfd_vma) < 8)
{
error (_("This instance of readelf has been built without support for a\n\
64 bit data type and so it cannot read 64 bit ELF files.\n"));
return 0;
}
if (fread (ehdr64.e_type, sizeof (ehdr64) - EI_NIDENT, 1, file) != 1)
return 0;
elf_header.e_type = BYTE_GET (ehdr64.e_type);
elf_header.e_machine = BYTE_GET (ehdr64.e_machine);
elf_header.e_version = BYTE_GET (ehdr64.e_version);
elf_header.e_entry = BYTE_GET (ehdr64.e_entry);
elf_header.e_phoff = BYTE_GET (ehdr64.e_phoff);
elf_header.e_shoff = BYTE_GET (ehdr64.e_shoff);
elf_header.e_flags = BYTE_GET (ehdr64.e_flags);
elf_header.e_ehsize = BYTE_GET (ehdr64.e_ehsize);
elf_header.e_phentsize = BYTE_GET (ehdr64.e_phentsize);
elf_header.e_phnum = BYTE_GET (ehdr64.e_phnum);
elf_header.e_shentsize = BYTE_GET (ehdr64.e_shentsize);
elf_header.e_shnum = BYTE_GET (ehdr64.e_shnum);
elf_header.e_shstrndx = BYTE_GET (ehdr64.e_shstrndx);
}
if (elf_header.e_shoff)
{
if (is_32bit_elf)
get_32bit_section_headers (file, 1);
else
get_64bit_section_headers (file, 1);
}
is_relocatable = elf_header.e_type == ET_REL;
return 1;
}
static int
process_object (char *file_name, FILE *file)
{
unsigned int i;
if (! get_file_header (file))
{
error (_("%s: Failed to read file header\n"), file_name);
return 1;
}
for (i = NUM_ELEM (version_info); i--;)
version_info[i] = 0;
for (i = NUM_ELEM (dynamic_info); i--;)
dynamic_info[i] = 0;
if (show_name)
printf (_("\nFile: %s\n"), file_name);
if (num_dump_sects > num_cmdline_dump_sects)
memset (dump_sects, 0, num_dump_sects);
if (num_cmdline_dump_sects > 0)
{
if (num_dump_sects == 0)
request_dump (num_cmdline_dump_sects, 0);
assert (num_dump_sects >= num_cmdline_dump_sects);
memcpy (dump_sects, cmdline_dump_sects, num_cmdline_dump_sects);
}
if (! process_file_header ())
return 1;
if (! process_section_headers (file))
{
do_unwind = do_version = do_dump = do_arch = 0;
if (! do_using_dynamic)
do_syms = do_reloc = 0;
}
if (! process_section_groups (file))
{
do_unwind = 0;
}
if (process_program_headers (file))
process_dynamic_section (file);
process_relocs (file);
process_unwind (file);
process_symbol_table (file);
process_syminfo (file);
process_version_sections (file);
process_section_contents (file);
process_notes (file);
process_gnu_liblist (file);
process_arch_specific (file);
if (program_headers)
{
free (program_headers);
program_headers = NULL;
}
if (section_headers)
{
free (section_headers);
section_headers = NULL;
}
if (string_table)
{
free (string_table);
string_table = NULL;
string_table_length = 0;
}
if (dynamic_strings)
{
free (dynamic_strings);
dynamic_strings = NULL;
dynamic_strings_length = 0;
}
if (dynamic_symbols)
{
free (dynamic_symbols);
dynamic_symbols = NULL;
num_dynamic_syms = 0;
}
if (dynamic_syminfo)
{
free (dynamic_syminfo);
dynamic_syminfo = NULL;
}
if (section_headers_groups)
{
free (section_headers_groups);
section_headers_groups = NULL;
}
if (section_groups)
{
struct group_list *g, *next;
for (i = 0; i < group_count; i++)
{
for (g = section_groups [i].root; g != NULL; g = next)
{
next = g->next;
free (g);
}
}
free (section_groups);
section_groups = NULL;
}
free_debug_memory ();
return 0;
}
static int
process_archive (char *file_name, FILE *file)
{
struct ar_hdr arhdr;
size_t got;
unsigned long size;
char *longnames = NULL;
unsigned long longnames_size = 0;
size_t file_name_size;
int ret;
show_name = 1;
got = fread (&arhdr, 1, sizeof arhdr, file);
if (got != sizeof arhdr)
{
if (got == 0)
return 0;
error (_("%s: failed to read archive header\n"), file_name);
return 1;
}
if (const_strneq (arhdr.ar_name, "/ "))
{
size = strtoul (arhdr.ar_size, NULL, 10);
if (fseek (file, size + (size & 1), SEEK_CUR) != 0)
{
error (_("%s: failed to skip archive symbol table\n"), file_name);
return 1;
}
got = fread (&arhdr, 1, sizeof arhdr, file);
if (got != sizeof arhdr)
{
if (got == 0)
return 0;
error (_("%s: failed to read archive header\n"), file_name);
return 1;
}
}
if (const_strneq (arhdr.ar_name, "// "))
{
longnames_size = strtoul (arhdr.ar_size, NULL, 10);
longnames = malloc (longnames_size);
if (longnames == NULL)
{
error (_("Out of memory\n"));
return 1;
}
if (fread (longnames, longnames_size, 1, file) != 1)
{
free (longnames);
error (_("%s: failed to read string table\n"), file_name);
return 1;
}
if ((longnames_size & 1) != 0)
getc (file);
got = fread (&arhdr, 1, sizeof arhdr, file);
if (got != sizeof arhdr)
{
free (longnames);
if (got == 0)
return 0;
error (_("%s: failed to read archive header\n"), file_name);
return 1;
}
}
file_name_size = strlen (file_name);
ret = 0;
while (1)
{
char *name;
char *nameend;
char *namealc;
if (arhdr.ar_name[0] == '/')
{
unsigned long off;
off = strtoul (arhdr.ar_name + 1, NULL, 10);
if (off >= longnames_size)
{
error (_("%s: invalid archive string table offset %lu\n"), file_name, off);
ret = 1;
break;
}
name = longnames + off;
nameend = memchr (name, '/', longnames_size - off);
}
else
{
name = arhdr.ar_name;
nameend = memchr (name, '/', 16);
}
if (nameend == NULL)
{
error (_("%s: bad archive file name\n"), file_name);
ret = 1;
break;
}
namealc = malloc (file_name_size + (nameend - name) + 3);
if (namealc == NULL)
{
error (_("Out of memory\n"));
ret = 1;
break;
}
memcpy (namealc, file_name, file_name_size);
namealc[file_name_size] = '(';
memcpy (namealc + file_name_size + 1, name, nameend - name);
namealc[file_name_size + 1 + (nameend - name)] = ')';
namealc[file_name_size + 2 + (nameend - name)] = '\0';
archive_file_offset = ftell (file);
archive_file_size = strtoul (arhdr.ar_size, NULL, 10);
ret |= process_object (namealc, file);
free (namealc);
if (fseek (file,
(archive_file_offset
+ archive_file_size
+ (archive_file_size & 1)),
SEEK_SET) != 0)
{
error (_("%s: failed to seek to next archive header\n"), file_name);
ret = 1;
break;
}
got = fread (&arhdr, 1, sizeof arhdr, file);
if (got != sizeof arhdr)
{
if (got == 0)
break;
error (_("%s: failed to read archive header\n"), file_name);
ret = 1;
break;
}
}
if (longnames != 0)
free (longnames);
return ret;
}
static int
process_file (char *file_name)
{
FILE *file;
struct stat statbuf;
char armag[SARMAG];
int ret;
if (stat (file_name, &statbuf) < 0)
{
if (errno == ENOENT)
error (_("'%s': No such file\n"), file_name);
else
error (_("Could not locate '%s'. System error message: %s\n"),
file_name, strerror (errno));
return 1;
}
if (! S_ISREG (statbuf.st_mode))
{
error (_("'%s' is not an ordinary file\n"), file_name);
return 1;
}
file = fopen (file_name, "rb");
if (file == NULL)
{
error (_("Input file '%s' is not readable.\n"), file_name);
return 1;
}
if (fread (armag, SARMAG, 1, file) != 1)
{
error (_("%s: Failed to read file header\n"), file_name);
fclose (file);
return 1;
}
if (memcmp (armag, ARMAG, SARMAG) == 0)
ret = process_archive (file_name, file);
else
{
rewind (file);
archive_file_size = archive_file_offset = 0;
ret = process_object (file_name, file);
}
fclose (file);
return ret;
}
#ifdef SUPPORT_DISASSEMBLY
void
print_address (unsigned int addr, FILE *outfile)
{
fprintf (outfile,"0x%8.8x", addr);
}
void
db_task_printsym (unsigned int addr)
{
print_address (addr, stderr);
}
#endif
int
main (int argc, char **argv)
{
int err;
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
setlocale (LC_MESSAGES, "");
#endif
#if defined (HAVE_SETLOCALE)
setlocale (LC_CTYPE, "");
#endif
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
expandargv (&argc, &argv);
parse_args (argc, argv);
if (num_dump_sects > 0)
{
cmdline_dump_sects = malloc (num_dump_sects);
if (cmdline_dump_sects == NULL)
error (_("Out of memory allocating dump request table."));
else
{
memcpy (cmdline_dump_sects, dump_sects, num_dump_sects);
num_cmdline_dump_sects = num_dump_sects;
}
}
if (optind < (argc - 1))
show_name = 1;
err = 0;
while (optind < argc)
err |= process_file (argv[optind++]);
if (dump_sects != NULL)
free (dump_sects);
if (cmdline_dump_sects != NULL)
free (cmdline_dump_sects);
return err;
}