#include <stdio.h>
#include <time.h>
+#if __GNUC__ >= 2
+/* Define BFD64 here, even if our default architecture is 32 bit ELF
+ as this will allow us to read in and parse 64bit and 32bit ELF files.
+ Only do this if we belive that the compiler can support a 64 bit
+ data type. For now we only rely on GCC being able to do this. */
+#define BFD64
+#endif
+
#include "bfd.h"
#include "elf/common.h"
#include "elf/fr30.h"
#include "elf/mcore.h"
#include "elf/i960.h"
+#include "elf/pj.h"
#include "bucomm.h"
#include "getopt.h"
char * program_name = "readelf";
unsigned int dynamic_addr;
-unsigned int dynamic_size;
+bfd_size_type dynamic_size;
unsigned int rela_addr;
unsigned int rela_size;
char * dynamic_strings;
char * string_table;
+unsigned long num_dynamic_syms;
Elf_Internal_Sym * dynamic_symbols;
Elf_Internal_Syminfo * dynamic_syminfo;
unsigned long dynamic_syminfo_offset;
int do_debug_lines;
int do_debug_pubnames;
int do_debug_aranges;
-int binary_class;
+int do_arch;
+int do_notes;
+int is_32bit_elf;
/* A dynamic array of flags indicating which sections require dumping. */
char * dump_sects = NULL;
#define DEBUG_DUMP (1 << 2)
/* Forward declarations for dumb compilers. */
-static unsigned long (* byte_get) PARAMS ((unsigned char *, int));
-static const char * get_mips_dynamic_type PARAMS ((unsigned long type));
-static const char * get_dynamic_type PARAMS ((unsigned long type));
-static int dump_relocations PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, char *, int));
-static char * get_file_type PARAMS ((unsigned e_type));
-static char * get_machine_name PARAMS ((unsigned e_machine));
-static char * get_machine_data PARAMS ((unsigned e_data));
-static char * get_machine_flags PARAMS ((unsigned, unsigned e_machine));
-static const char * get_mips_segment_type PARAMS ((unsigned long type));
-static const char * get_segment_type PARAMS ((unsigned long p_type));
-static const char * get_mips_section_type_name PARAMS ((unsigned int sh_type));
-static const char * get_section_type_name PARAMS ((unsigned int sh_type));
-static char * get_symbol_binding PARAMS ((unsigned int binding));
-static char * get_symbol_type PARAMS ((unsigned int type));
+static bfd_vma (* byte_get) PARAMS ((unsigned char *, int));
+static bfd_vma byte_get_little_endian PARAMS ((unsigned char *, int));
+static bfd_vma byte_get_big_endian PARAMS ((unsigned char *, int));
+static const char * get_mips_dynamic_type PARAMS ((unsigned long));
+static const char * get_sparc64_dynamic_type PARAMS ((unsigned long));
+static const char * get_dynamic_type PARAMS ((unsigned long));
+static int dump_relocations PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, unsigned long, char *, int));
+static char * get_file_type PARAMS ((unsigned));
+static char * get_machine_name PARAMS ((unsigned));
+static char * get_machine_flags PARAMS ((unsigned, unsigned));
+static const char * get_mips_segment_type PARAMS ((unsigned long));
+static const char * get_segment_type PARAMS ((unsigned long));
+static const char * get_mips_section_type_name PARAMS ((unsigned int));
+static const char * get_section_type_name PARAMS ((unsigned int));
+static char * get_symbol_binding PARAMS ((unsigned int));
+static char * get_symbol_type PARAMS ((unsigned int));
static void usage PARAMS ((void));
-static void parse_args PARAMS ((int argc, char ** argv));
+static void parse_args PARAMS ((int, char **));
static int process_file_header PARAMS ((void));
static int process_program_headers PARAMS ((FILE *));
static int process_section_headers PARAMS ((FILE *));
-static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *entry));
+static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *));
static int process_dynamic_segment PARAMS ((FILE *));
static int process_symbol_table PARAMS ((FILE *));
static int process_section_contents PARAMS ((FILE *));
-static void process_file PARAMS ((char * file_name));
+static void process_file PARAMS ((char *));
static int process_relocs PARAMS ((FILE *));
static int process_version_sections PARAMS ((FILE *));
-static char * get_ver_flags PARAMS ((unsigned int flags));
-static char * get_symbol_index_type PARAMS ((unsigned int type));
-static int get_section_headers PARAMS ((FILE * file));
-static int get_file_header PARAMS ((FILE * file));
-static Elf_Internal_Sym * get_elf_symbols PARAMS ((FILE * file, unsigned long offset, unsigned long number));
-static int * get_dynamic_data PARAMS ((FILE * file, unsigned int number));
+static char * get_ver_flags PARAMS ((unsigned int));
+static char * get_symbol_index_type PARAMS ((unsigned int));
+static int get_32bit_section_headers PARAMS ((FILE *));
+static int get_64bit_section_headers PARAMS ((FILE *));
+static int get_32bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *));
+static int get_64bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *));
+static int get_file_header PARAMS ((FILE *));
+static Elf_Internal_Sym * get_32bit_elf_symbols PARAMS ((FILE *, unsigned long, unsigned long));
+static Elf_Internal_Sym * get_64bit_elf_symbols PARAMS ((FILE *, unsigned long, unsigned long));
+static int * get_dynamic_data PARAMS ((FILE *, unsigned int));
+static int get_32bit_dynamic_segment PARAMS ((FILE *));
+static int get_64bit_dynamic_segment PARAMS ((FILE *));
#ifdef SUPPORT_DISASSEMBLY
static int disassemble_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
#endif
static int display_debug_aranges PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
static unsigned char * process_abbrev_section PARAMS ((unsigned char *, unsigned char *));
static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int));
-static int process_extended_line_op PARAMS ((unsigned char *, int));
+static int process_extended_line_op PARAMS ((unsigned char *, int, int));
static void reset_state_machine PARAMS ((int));
static char * get_TAG_name PARAMS ((unsigned long));
static char * get_AT_name PARAMS ((unsigned long));
static const char * get_data_encoding PARAMS ((unsigned char));
static const char * get_osabi_name PARAMS ((unsigned char));
static int guess_is_rela PARAMS ((unsigned long));
+static char * get_note_type PARAMS ((unsigned int));
+static int process_note PARAMS ((Elf_External_Note *));
+static int process_corefile_note_segment PARAMS ((FILE *, unsigned long, unsigned long));
+static int process_corefile_note_segments PARAMS ((FILE *));
+static int process_corefile_contents PARAMS ((FILE *));
typedef int Elf32_Word;
#define BYTE_GET(field) byte_get (field, sizeof (field))
+/* If we can support a 64 bit data type then BFD64 should be defined
+ and sizeof (bfd_vma) == 8. In this case when translating from an
+ external 8 byte field to an internal field, we can assume that the
+ internal field is also 8 bytes wide and so we can extact all the data.
+ If, however, BFD64 is not defined, then we must assume that the
+ internal data structure only has 4 byte wide fields that are the
+ equivalent of the 8 byte wide external counterparts, and so we must
+ truncate the data. */
+#ifdef BFD64
+#define BYTE_GET8(field) byte_get (field, -8)
+#else
+#define BYTE_GET8(field) byte_get (field, 8)
+#endif
+
#define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0]))
#define GET_DATA_ALLOC(offset, size, var, type, reason) \
return 0; \
}
+#define GET_ELF_SYMBOLS(file, offset, size) \
+ (is_32bit_elf ? get_32bit_elf_symbols (file, offset, size) \
+ : get_64bit_elf_symbols (file, offset, size))
+
+
#ifdef ANSI_PROTOTYPES
static void
error (const char * message, ...)
}
#endif
-static unsigned long int
+static bfd_vma
byte_get_little_endian (field, size)
unsigned char * field;
int size;
return ((unsigned int) (field [0]))
| (((unsigned int) (field [1])) << 8);
+ case 8:
+ /* We want to extract data from an 8 byte wide field and
+ place it into a 4 byte wide field. Since this is a little
+ endian source we can juts use the 4 byte extraction code. */
+ /* Fall through. */
case 4:
return ((unsigned long) (field [0]))
| (((unsigned long) (field [1])) << 8)
| (((unsigned long) (field [2])) << 16)
| (((unsigned long) (field [3])) << 24);
+#ifdef BFD64
+ case -8:
+ /* This is a special case, generated by the BYTE_GET8 macro.
+ It means that we are loading an 8 byte value from a field
+ in an external structure into an 8 byte value in a field
+ in an internal strcuture. */
+ return ((bfd_vma) (field [0]))
+ | (((bfd_vma) (field [1])) << 8)
+ | (((bfd_vma) (field [2])) << 16)
+ | (((bfd_vma) (field [3])) << 24)
+ | (((bfd_vma) (field [4])) << 32)
+ | (((bfd_vma) (field [5])) << 40)
+ | (((bfd_vma) (field [6])) << 48)
+ | (((bfd_vma) (field [7])) << 56);
+#endif
default:
error (_("Unhandled data length: %d\n"), size);
- abort();
+ abort ();
}
}
-static unsigned long int
+static bfd_vma
byte_get_big_endian (field, size)
unsigned char * field;
int size;
| (((unsigned long) (field [1])) << 16)
| (((unsigned long) (field [0])) << 24);
+ case 8:
+ /* Although we are extracing data from an 8 byte wide field, we
+ are returning only 4 bytes of data. */
+ return ((unsigned long) (field [7]))
+ | (((unsigned long) (field [6])) << 8)
+ | (((unsigned long) (field [5])) << 16)
+ | (((unsigned long) (field [4])) << 24);
+
+#ifdef BFD64
+ case -8:
+ /* This is a special case, generated by the BYTE_GET8 macro.
+ It means that we are loading an 8 byte value from a field
+ in an external structure into an 8 byte value in a field
+ in an internal strcuture. */
+ return ((bfd_vma) (field [7]))
+ | (((bfd_vma) (field [6])) << 8)
+ | (((bfd_vma) (field [5])) << 16)
+ | (((bfd_vma) (field [4])) << 24)
+ | (((bfd_vma) (field [3])) << 32)
+ | (((bfd_vma) (field [2])) << 40)
+ | (((bfd_vma) (field [1])) << 48)
+ | (((bfd_vma) (field [0])) << 56);
+#endif
+
default:
error (_("Unhandled data length: %d\n"), size);
- abort();
+ abort ();
}
}
/* Targets that use RELA relocations. */
case EM_68K:
+ case EM_SPARC32PLUS:
+ case EM_SPARCV9:
case EM_SPARC:
case EM_PPC:
case EM_CYGNUS_V850:
}
}
-/* Display the contents of the relocation data
- found at the specified offset. */
+/* Display the contents of the relocation data found at the specified offset. */
static int
-dump_relocations (file, rel_offset, rel_size, symtab, strtab, is_rela)
- FILE * file;
- unsigned long rel_offset;
- unsigned long rel_size;
- Elf_Internal_Sym * symtab;
- char * strtab;
- int is_rela;
+dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela)
+ FILE * file;
+ unsigned long rel_offset;
+ unsigned long rel_size;
+ Elf_Internal_Sym * symtab;
+ unsigned long nsyms;
+ char * strtab;
+ int is_rela;
{
unsigned int i;
Elf_Internal_Rel * rels;
if (is_rela)
{
- Elf32_External_Rela * erelas;
-
- GET_DATA_ALLOC (rel_offset, rel_size, erelas,
- Elf32_External_Rela *, "relocs");
+ if (is_32bit_elf)
+ {
+ Elf32_External_Rela * erelas;
+
+ GET_DATA_ALLOC (rel_offset, rel_size, erelas,
+ Elf32_External_Rela *, "relocs");
+
+ rel_size = rel_size / sizeof (Elf32_External_Rela);
+
+ relas = (Elf_Internal_Rela *)
+ malloc (rel_size * sizeof (Elf_Internal_Rela));
- rel_size = rel_size / sizeof (Elf32_External_Rela);
+ if (relas == NULL)
+ {
+ error(_("out of memory parsing relocs"));
+ return 0;
+ }
+
+ for (i = 0; i < rel_size; 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);
+ }
- relas = (Elf_Internal_Rela *) malloc (rel_size *
- sizeof (Elf_Internal_Rela));
+ free (erelas);
- if (relas == NULL)
- {
- error(_("out of memory parsing relocs"));
- return 0;
+ rels = (Elf_Internal_Rel *) relas;
}
-
- for (i = 0; i < rel_size; i++)
+ else
{
- 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);
- }
+ Elf64_External_Rela * erelas;
+
+ GET_DATA_ALLOC (rel_offset, rel_size, erelas,
+ Elf64_External_Rela *, "relocs");
+
+ rel_size = rel_size / sizeof (Elf64_External_Rela);
+
+ relas = (Elf_Internal_Rela *)
+ malloc (rel_size * sizeof (Elf_Internal_Rela));
+
+ if (relas == NULL)
+ {
+ error(_("out of memory parsing relocs"));
+ return 0;
+ }
+
+ for (i = 0; i < rel_size; i++)
+ {
+ relas[i].r_offset = BYTE_GET8 (erelas[i].r_offset);
+ relas[i].r_info = BYTE_GET8 (erelas[i].r_info);
+ relas[i].r_addend = BYTE_GET8 (erelas[i].r_addend);
+ }
- free (erelas);
+ free (erelas);
- rels = (Elf_Internal_Rel *) relas;
+ rels = (Elf_Internal_Rel *) relas;
+ }
}
else
{
- Elf32_External_Rel * erels;
- unsigned long saved_rel_size = rel_size;
-
- GET_DATA_ALLOC (rel_offset, rel_size, erels,
- Elf32_External_Rel *, "relocs");
-
- rel_size = rel_size / sizeof (Elf32_External_Rel);
-
- rels = (Elf_Internal_Rel *) malloc (rel_size *
- sizeof (Elf_Internal_Rel));
- if (rels == NULL)
+ if (is_32bit_elf)
{
- error(_("out of memory parsing relocs"));
- return 0;
+ Elf32_External_Rel * erels;
+
+ GET_DATA_ALLOC (rel_offset, rel_size, erels,
+ Elf32_External_Rel *, "relocs");
+
+ rel_size = rel_size / sizeof (Elf32_External_Rel);
+
+ rels = (Elf_Internal_Rel *)
+ malloc (rel_size * sizeof (Elf_Internal_Rel));
+
+ if (rels == NULL)
+ {
+ error(_("out of memory parsing relocs"));
+ return 0;
+ }
+
+ for (i = 0; i < rel_size; i++)
+ {
+ rels[i].r_offset = BYTE_GET (erels[i].r_offset);
+ rels[i].r_info = BYTE_GET (erels[i].r_info);
+ }
+
+ free (erels);
+
+ relas = (Elf_Internal_Rela *) rels;
}
-
- for (i = 0; i < rel_size; i++)
+ else
{
- rels[i].r_offset = BYTE_GET (erels[i].r_offset);
- rels[i].r_info = BYTE_GET (erels[i].r_info);
+ Elf64_External_Rel * erels;
+
+ GET_DATA_ALLOC (rel_offset, rel_size, erels,
+ Elf64_External_Rel *, "relocs");
+
+ rel_size = rel_size / sizeof (Elf64_External_Rel);
+
+ rels = (Elf_Internal_Rel *)
+ malloc (rel_size * sizeof (Elf_Internal_Rel));
+
+ if (rels == NULL)
+ {
+ error(_("out of memory parsing relocs"));
+ return 0;
+ }
+
+ for (i = 0; i < rel_size; i++)
+ {
+ rels[i].r_offset = BYTE_GET8 (erels[i].r_offset);
+ rels[i].r_info = BYTE_GET8 (erels[i].r_info);
+ }
+
+ free (erels);
+
+ relas = (Elf_Internal_Rela *) rels;
}
-
- free (erels);
-
- relas = (Elf_Internal_Rela *) rels;
}
if (is_rela)
for (i = 0; i < rel_size; i++)
{
- const char * rtype;
- unsigned long offset;
- unsigned long info;
- int symtab_index;
-
+ const char * rtype;
+ bfd_vma offset;
+ bfd_vma info;
+ bfd_vma symtab_index;
+ bfd_vma type;
+
if (is_rela)
{
offset = relas [i].r_offset;
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
+ {
+ if (elf_header.e_machine == EM_SPARCV9)
+ type = ELF64_R_TYPE_ID (info);
+ else
+ type = ELF64_R_TYPE (info);
+ /* The #ifdef BFD64 below is to prevent a compile time warning.
+ We know that if we do not have a 64 bit data type that we
+ will never execute this code anyway. */
+#ifdef BFD64
+ symtab_index = ELF64_R_SYM (info);
+#endif
+ }
+#ifdef _bfd_int64_low
+ printf (" %8.8lx %5.5lx ", _bfd_int64_low (offset), _bfd_int64_low (info));
+#else
printf (" %8.8lx %5.5lx ", offset, info);
-
+#endif
+
switch (elf_header.e_machine)
{
default:
break;
case EM_CYGNUS_M32R:
- rtype = elf_m32r_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_m32r_reloc_type (type);
break;
case EM_386:
case EM_486:
- rtype = elf_i386_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_i386_reloc_type (type);
break;
case EM_68K:
- rtype = elf_m68k_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_m68k_reloc_type (type);
break;
case EM_960:
- rtype = elf_i960_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_i960_reloc_type (type);
break;
+ case EM_OLD_SPARCV9:
+ case EM_SPARC32PLUS:
+ case EM_SPARCV9:
case EM_SPARC:
- rtype = elf_sparc_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_sparc_reloc_type (type);
break;
case EM_CYGNUS_V850:
- rtype = v850_reloc_type (ELF32_R_TYPE (info));
+ rtype = v850_reloc_type (type);
break;
case EM_CYGNUS_D10V:
- rtype = elf_d10v_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_d10v_reloc_type (type);
break;
case EM_CYGNUS_D30V:
- rtype = elf_d30v_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_d30v_reloc_type (type);
break;
case EM_SH:
- rtype = elf_sh_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_sh_reloc_type (type);
break;
case EM_CYGNUS_MN10300:
- rtype = elf_mn10300_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_mn10300_reloc_type (type);
break;
case EM_CYGNUS_MN10200:
- rtype = elf_mn10200_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_mn10200_reloc_type (type);
break;
case EM_CYGNUS_FR30:
- rtype = elf_fr30_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_fr30_reloc_type (type);
break;
case EM_MCORE:
- rtype = elf_mcore_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_mcore_reloc_type (type);
break;
case EM_PPC:
- rtype = elf_ppc_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_ppc_reloc_type (type);
break;
case EM_MIPS:
case EM_MIPS_RS4_BE:
- rtype = elf_mips_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_mips_reloc_type (type);
break;
case EM_ALPHA:
- rtype = elf_alpha_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_alpha_reloc_type (type);
break;
case EM_ARM:
- rtype = elf_arm_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_arm_reloc_type (type);
break;
case EM_CYGNUS_ARC:
- rtype = elf_arc_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_arc_reloc_type (type);
break;
case EM_PARISC:
- rtype = elf32_hppa_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_hppa_reloc_type (type);
+ break;
+
+ case EM_PJ:
+ rtype = elf_pj_reloc_type (type);
break;
}
if (rtype == NULL)
- printf (_("unrecognised: %-7lx"), ELF32_R_TYPE (info));
+#ifdef _bfd_int64_low
+ printf (_("unrecognised: %-7lx"), _bfd_int64_low (type));
+#else
+ printf (_("unrecognised: %-7lx"), type);
+#endif
else
printf ("%-21.21s", rtype);
- symtab_index = ELF32_R_SYM (info);
-
- if (symtab_index && symtab != NULL)
+ if (symtab_index)
{
- Elf_Internal_Sym * psym;
-
- psym = symtab + symtab_index;
-
- printf (" %08lx ", (unsigned long) psym->st_value);
-
- if (psym->st_name == 0)
- printf ("%-25.25s",
- SECTION_NAME (section_headers + psym->st_shndx));
- else if (strtab == NULL)
- printf (_("<string table index %3ld>"), psym->st_name);
- else
- printf ("%-25.25s", strtab + psym->st_name);
-
- if (is_rela)
- printf (" + %lx", (unsigned long) relas [i].r_addend);
+ if (symtab != NULL)
+ {
+ if (symtab_index >= nsyms)
+ printf (" bad symbol index: %08lx", (unsigned long) symtab_index);
+ else
+ {
+ Elf_Internal_Sym * psym;
+
+ psym = symtab + symtab_index;
+
+ printf (" %08lx ", (unsigned long) psym->st_value);
+
+ if (psym->st_name == 0)
+ printf ("%-25.25s",
+ SECTION_NAME (section_headers + psym->st_shndx));
+ else if (strtab == NULL)
+ printf (_("<string table index %3ld>"), psym->st_name);
+ else
+ printf ("%-25.25s", strtab + psym->st_name);
+
+ if (is_rela)
+ printf (" + %lx", (unsigned long) relas [i].r_addend);
+ }
+ }
}
else if (is_rela)
printf ("%34c%lx", ' ', (unsigned long) relas[i].r_addend);
+ if (elf_header.e_machine == EM_SPARCV9
+ && !strcmp (rtype, "R_SPARC_OLO10"))
+ printf (" + %lx", (unsigned long) ELF64_R_TYPE_DATA (info));
+
putchar ('\n');
}
}
}
+static const char *
+get_sparc64_dynamic_type (type)
+ unsigned long type;
+{
+ switch (type)
+ {
+ case DT_SPARC_REGISTER: return "SPARC_REGISTER";
+ default:
+ return NULL;
+ }
+}
+
static const char *
get_dynamic_type (type)
unsigned long type;
case EM_MIPS_RS4_BE:
result = get_mips_dynamic_type (type);
break;
+ case EM_SPARCV9:
+ result = get_sparc64_dynamic_type (type);
+ break;
default:
result = NULL;
break;
case EM_CYGNUS_MN10300: return "mn10300";
case EM_CYGNUS_MN10200: return "mn10200";
case EM_CYGNUS_FR30: return "Fujitsu FR30";
-
+ case EM_PJ: return "picoJava";
default:
sprintf (buff, _("<unknown>: %x"), e_machine);
return buff;
if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_4)
strcat (buf, ", mips4");
break;
- }
- }
- return buf;
-}
+ case EM_SPARCV9:
+ if (e_flags & EF_SPARC_32PLUS)
+ strcat (buf, ", v8+");
-static char *
-get_machine_data (e_data)
- unsigned e_data;
-{
- static char buff [32];
+ if (e_flags & EF_SPARC_SUN_US1)
+ strcat (buf, ", ultrasparcI");
- switch (e_data)
- {
- case ELFDATA2LSB: return _("ELFDATA2LSB (little endian)");
- case ELFDATA2MSB: return _("ELFDATA2MSB (big endian)");
- default:
- sprintf (buff, _("<unknown>: %x"), e_data);
- return buff;
+ 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_PJ:
+ 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;
+ }
}
+
+ return buf;
}
static const char *
{"file-header", no_argument, 0, 'h'},
{"program-headers", no_argument, 0, 'l'},
{"headers", no_argument, 0, 'e'},
- {"histogram", no_argument, & do_histogram, 1},
+ {"histogram", no_argument, 0, 'I'},
{"segments", no_argument, 0, 'l'},
{"sections", no_argument, 0, 'S'},
{"section-headers", no_argument, 0, 'S'},
{"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'},
{
fprintf (stdout, _("Usage: readelf {options} elf-file(s)\n"));
fprintf (stdout, _(" Options are:\n"));
- fprintf (stdout, _(" -a or --all Equivalent to: -h -l -S -s -r -d -V --histogram\n"));
+ fprintf (stdout, _(" -a or --all Equivalent to: -h -l -S -s -r -d -V -A -I\n"));
fprintf (stdout, _(" -h or --file-header Display the ELF file header\n"));
fprintf (stdout, _(" -l or --program-headers or --segments\n"));
fprintf (stdout, _(" Display the program headers\n"));
fprintf (stdout, _(" Display the sections' header\n"));
fprintf (stdout, _(" -e or --headers Equivalent to: -h -l -S\n"));
fprintf (stdout, _(" -s or --syms or --symbols Display the symbol table\n"));
+ fprintf (stdout, _(" -n or --notes Display the core notes (if present)\n"));
fprintf (stdout, _(" -r or --relocs Display the relocations (if present)\n"));
fprintf (stdout, _(" -d or --dynamic Display the dynamic segment (if present)\n"));
fprintf (stdout, _(" -V or --version-info Display the version sections (if present)\n"));
+ fprintf (stdout, _(" -A or --arch-specific Display architecture specific information (if any).\n"));
fprintf (stdout, _(" -D or --use-dynamic Use the dynamic section info when displaying symbols\n"));
fprintf (stdout, _(" -x <number> or --hex-dump=<number>\n"));
fprintf (stdout, _(" Dump the contents of section <number>\n"));
fprintf (stdout, _(" -i <number> or --instruction-dump=<number>\n"));
fprintf (stdout, _(" Disassemble the contents of section <number>\n"));
#endif
- fprintf (stdout, _(" --histogram Display histogram of bucket list lengths\n"));
+ fprintf (stdout, _(" -I or --histogram Display histogram of bucket list lengths\n"));
fprintf (stdout, _(" -v or --version Display the version number of readelf\n"));
fprintf (stdout, _(" -H or --help Display this information\n"));
fprintf (stdout, _("Report bugs to bug-gnu-utils@gnu.org\n"));
usage ();
while ((c = getopt_long
- (argc, argv, "ersahldSDw::x:i:vV", options, NULL)) != EOF)
+ (argc, argv, "ersahnldSDAIw::x:i:vV", options, NULL)) != EOF)
{
char * cp;
int section;
do_segments ++;
do_version ++;
do_histogram ++;
+ do_arch ++;
+ do_notes ++;
break;
case 'e':
do_header ++;
do_sections ++;
do_segments ++;
break;
+ case 'A':
+ do_arch ++;
+ break;
case 'D':
do_using_dynamic ++;
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 (!do_dynamic && !do_syms && !do_reloc && !do_sections
&& !do_segments && !do_header && !do_dump && !do_version
- && !do_histogram && !do_debugging)
+ && !do_histogram && !do_debugging && !do_arch && !do_notes)
usage ();
else if (argc < 3)
{
get_elf_class (elf_class)
unsigned char elf_class;
{
+ static char buff [32];
+
switch (elf_class)
{
case ELFCLASSNONE: return _("none");
case ELFCLASS32: return _("ELF32");
case ELFCLASS64: return _("ELF64");
- default: return _("<unknown>");
+ default:
+ sprintf (buff, _("<unknown: %x>"), elf_class);
+ return buff;
}
}
get_data_encoding (encoding)
unsigned char 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: return _("<unknown>");
+ default:
+ sprintf (buff, _("<unknown: %x>"), encoding);
+ return buff;
}
}
get_osabi_name (osabi)
unsigned char osabi;
{
+ static char buff [32];
+
switch (osabi)
{
case ELFOSABI_SYSV: return _("UNIX - System V");
case ELFOSABI_HPUX: return _("UNIX - HP-UX");
case ELFOSABI_STANDALONE: return _("Standalone App");
- default: return _("<unknown>");
+ default:
+ sprintf (buff, _("<unknown: %x>"), osabi);
+ return buff;
}
}
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>" : "");
+ (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"),
get_machine_name (elf_header.e_machine));
printf (_(" Version: 0x%lx\n"),
(unsigned long) elf_header.e_version);
- printf (_(" Data: %s\n"),
- get_machine_data (elf_header.e_ident [EI_DATA]));
printf (_(" Entry point address: 0x%lx\n"),
(unsigned long) elf_header.e_entry);
printf (_(" Start of program headers: %ld (bytes into file)\n"),
printf (_(" Section header string table index: %ld\n"),
(long) elf_header.e_shstrndx);
}
+
+ return 1;
+}
- /* Test class after dumping header so that at least the header can be
- display on 64 bit binaries. */
+
+static int
+get_32bit_program_headers (file, program_headers)
+ FILE * file;
+ Elf_Internal_Phdr * program_headers;
+{
+ Elf32_External_Phdr * phdrs;
+ Elf32_External_Phdr * external;
+ Elf32_Internal_Phdr * internal;
+ unsigned int i;
- binary_class = elf_header.e_ident [EI_CLASS];
- if (binary_class != ELFCLASS32)
+ GET_DATA_ALLOC (elf_header.e_phoff,
+ elf_header.e_phentsize * elf_header.e_phnum,
+ phdrs, Elf32_External_Phdr *, "program headers");
+
+ for (i = 0, internal = program_headers, external = phdrs;
+ i < elf_header.e_phnum;
+ i ++, internal ++, external ++)
{
- error (_("Not a 32 bit ELF file\n"));
- return 0;
+ 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, program_headers)
+ FILE * file;
+ Elf_Internal_Phdr * program_headers;
+{
+ Elf64_External_Phdr * phdrs;
+ Elf64_External_Phdr * external;
+ Elf64_Internal_Phdr * internal;
+ unsigned int i;
+
+ GET_DATA_ALLOC (elf_header.e_phoff,
+ elf_header.e_phentsize * elf_header.e_phnum,
+ phdrs, Elf64_External_Phdr *, "program headers");
+
+ 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_GET8 (external->p_offset);
+ internal->p_vaddr = BYTE_GET8 (external->p_vaddr);
+ internal->p_paddr = BYTE_GET8 (external->p_paddr);
+ internal->p_filesz = BYTE_GET8 (external->p_filesz);
+ internal->p_memsz = BYTE_GET8 (external->p_memsz);
+ internal->p_align = BYTE_GET8 (external->p_align);
+ }
+
+ free (phdrs);
+
+ return 1;
+}
static int
process_program_headers (file)
FILE * file;
{
- Elf32_External_Phdr * phdrs;
- Elf32_Internal_Phdr * program_headers;
- Elf32_Internal_Phdr * segment;
- unsigned int i;
+ Elf_Internal_Phdr * program_headers;
+ Elf_Internal_Phdr * segment;
+ unsigned int i;
if (elf_header.e_phnum == 0)
{
elf_header.e_phnum, (unsigned long) elf_header.e_phoff);
}
- GET_DATA_ALLOC (elf_header.e_phoff,
- elf_header.e_phentsize * elf_header.e_phnum,
- phdrs, Elf32_External_Phdr *, "program headers");
-
- program_headers = (Elf32_Internal_Phdr *) malloc
- (elf_header.e_phnum * sizeof (Elf32_Internal_Phdr));
+ program_headers = (Elf_Internal_Phdr *) malloc
+ (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
if (program_headers == NULL)
{
return 0;
}
- for (i = 0, segment = program_headers;
- i < elf_header.e_phnum;
- i ++, segment ++)
+ if (is_32bit_elf)
+ i = get_32bit_program_headers (file, program_headers);
+ else
+ i = get_64bit_program_headers (file, program_headers);
+
+ if (i == 0)
{
- segment->p_type = BYTE_GET (phdrs[i].p_type);
- segment->p_offset = BYTE_GET (phdrs[i].p_offset);
- segment->p_vaddr = BYTE_GET (phdrs[i].p_vaddr);
- segment->p_paddr = BYTE_GET (phdrs[i].p_paddr);
- segment->p_filesz = BYTE_GET (phdrs[i].p_filesz);
- segment->p_memsz = BYTE_GET (phdrs[i].p_memsz);
- segment->p_flags = BYTE_GET (phdrs[i].p_flags);
- segment->p_align = BYTE_GET (phdrs[i].p_align);
+ free (program_headers);
+ return 0;
}
-
- free (phdrs);
-
+
if (do_segments)
{
printf
for (i = 0; i < elf_header.e_phnum; i++)
{
- int j;
- Elf32_Internal_Shdr * section;
+ int j;
+ Elf_Internal_Shdr * section;
segment = program_headers + i;
section = section_headers;
? (section->sh_addr >= segment->p_vaddr
&& section->sh_addr + section->sh_size
<= segment->p_vaddr + segment->p_memsz)
- : (section->sh_offset >= segment->p_offset
+ : ((bfd_vma) section->sh_offset >= segment->p_offset
&& (section->sh_offset + section->sh_size
<= segment->p_offset + segment->p_filesz))))
printf ("%s ", SECTION_NAME (section));
static int
-get_section_headers (file)
+get_32bit_section_headers (file)
FILE * file;
{
Elf32_External_Shdr * shdrs;
elf_header.e_shentsize * elf_header.e_shnum,
shdrs, Elf32_External_Shdr *, "section headers");
- section_headers = (Elf32_Internal_Shdr *) malloc
- (elf_header.e_shnum * sizeof (Elf32_Internal_Shdr));
+ section_headers = (Elf_Internal_Shdr *) malloc
+ (elf_header.e_shnum * sizeof (Elf_Internal_Shdr));
if (section_headers == NULL)
{
return 1;
}
+static int
+get_64bit_section_headers (file)
+ FILE * file;
+{
+ Elf64_External_Shdr * shdrs;
+ Elf64_Internal_Shdr * internal;
+ unsigned int i;
+
+ GET_DATA_ALLOC (elf_header.e_shoff,
+ elf_header.e_shentsize * elf_header.e_shnum,
+ shdrs, Elf64_External_Shdr *, "section headers");
+
+ section_headers = (Elf_Internal_Shdr *) malloc
+ (elf_header.e_shnum * sizeof (Elf_Internal_Shdr));
+
+ if (section_headers == NULL)
+ {
+ error (_("Out of memory\n"));
+ return 0;
+ }
+
+ for (i = 0, internal = section_headers;
+ i < elf_header.e_shnum;
+ i ++, internal ++)
+ {
+ internal->sh_name = BYTE_GET (shdrs[i].sh_name);
+ internal->sh_type = BYTE_GET (shdrs[i].sh_type);
+ internal->sh_flags = BYTE_GET8 (shdrs[i].sh_flags);
+ internal->sh_addr = BYTE_GET8 (shdrs[i].sh_addr);
+ internal->sh_size = BYTE_GET8 (shdrs[i].sh_size);
+ internal->sh_entsize = BYTE_GET8 (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_elf_symbols (file, offset, number)
+get_32bit_elf_symbols (file, offset, number)
FILE * file;
unsigned long offset;
unsigned long number;
return isyms;
}
-static int
-process_section_headers (file)
+static Elf_Internal_Sym *
+get_64bit_elf_symbols (file, offset, number)
FILE * file;
+ unsigned long offset;
+ unsigned long number;
{
- Elf32_Internal_Shdr * section;
- int i;
+ Elf64_External_Sym * esyms;
+ Elf_Internal_Sym * isyms;
+ Elf_Internal_Sym * psym;
+ unsigned int j;
- section_headers = NULL;
+ GET_DATA_ALLOC (offset, number * sizeof (Elf64_External_Sym),
+ esyms, Elf64_External_Sym *, "symbols");
- if (elf_header.e_shnum == 0)
+ isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
+
+ if (isyms == NULL)
{
- if (do_sections)
- printf (_("\nThere are no sections in this file.\n"));
+ error (_("Out of memory\n"));
+ free (esyms);
- return 1;
+ return NULL;
}
- if (do_sections && !do_header)
- printf (_("There are %d section headers, starting at offset %lx:\n"),
- elf_header.e_shnum, (unsigned long) elf_header.e_shoff);
-
- if (! get_section_headers (file))
- return 0;
-
+ 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);
+ psym->st_value = BYTE_GET8 (esyms[j].st_value);
+ psym->st_size = BYTE_GET8 (esyms[j].st_size);
+ }
+
+ free (esyms);
+
+ return isyms;
+}
+
+static int
+process_section_headers (file)
+ FILE * file;
+{
+ Elf_Internal_Shdr * section;
+ 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))
+ return 0;
+ }
+ else if (! get_64bit_section_headers (file))
+ return 0;
+
/* Read in the string table, so that we have names to display. */
section = section_headers + elf_header.e_shstrndx;
dynamic_symbols = NULL;
dynamic_strings = NULL;
dynamic_syminfo = NULL;
+
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i ++, section ++)
continue;
}
- dynamic_symbols = get_elf_symbols
- (file, section->sh_offset,
- section->sh_size / section->sh_entsize);
+ num_dynamic_syms = section->sh_size / section->sh_entsize;
+ dynamic_symbols =
+ GET_ELF_SYMBOLS (file, section->sh_offset, num_dynamic_syms);
}
else if (section->sh_type == SHT_STRTAB
&& strcmp (name, ".dynstr") == 0)
if (do_using_dynamic)
{
- int is_rela;
+ int is_rela = FALSE;
rel_size = 0;
rel_offset = 0;
{
rel_offset = dynamic_info[DT_JMPREL];
rel_size = dynamic_info[DT_PLTRELSZ];
- is_rela = UNKNOWN;
+
+ switch (dynamic_info[DT_PLTREL])
+ {
+ case DT_REL:
+ is_rela = FALSE;
+ break;
+ case DT_RELA:
+ is_rela = TRUE;
+ break;
+ default:
+ is_rela = UNKNOWN;
+ break;
+ }
}
if (rel_size)
rel_offset, rel_size);
dump_relocations (file, rel_offset - loadaddr, rel_size,
- dynamic_symbols, dynamic_strings, is_rela);
+ dynamic_symbols, num_dynamic_syms, dynamic_strings, is_rela);
}
else
printf (_("\nThere are no dynamic relocations in this file.\n"));
Elf_Internal_Sym * symtab;
char * strtab;
int is_rela;
+ unsigned long nsyms;
printf (_("\nRelocation section "));
if (string_table == NULL)
- {
- printf ("%d", section->sh_name);
- is_rela = UNKNOWN;
- }
+ printf ("%d", section->sh_name);
else
- {
- printf ("'%s'", SECTION_NAME (section));
-
- if (strncmp (".rela.", SECTION_NAME (section), 6) == 0)
- is_rela = TRUE;
- else if (strncmp (".rel.", SECTION_NAME (section), 5) == 0)
- is_rela = FALSE;
- else
- is_rela = UNKNOWN;
- }
+ printf ("'%s'", SECTION_NAME (section));
printf (_(" at offset 0x%lx contains %lu entries:\n"),
rel_offset, (unsigned long) (rel_size / section->sh_entsize));
symsec = section_headers + section->sh_link;
- symtab = get_elf_symbols (file, symsec->sh_offset,
- symsec->sh_size / symsec->sh_entsize);
+ nsyms = symsec->sh_size / symsec->sh_entsize;
+ symtab = GET_ELF_SYMBOLS (file, symsec->sh_offset, nsyms);
if (symtab == NULL)
continue;
GET_DATA_ALLOC (strsec->sh_offset, strsec->sh_size, strtab,
char *, "string table");
+
+ is_rela = section->sh_type == SHT_RELA;
- dump_relocations (file, rel_offset, rel_size, symtab, strtab, is_rela);
+ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela);
free (strtab);
free (symtab);
}
}
-/* Parse the dynamic segment */
static int
-process_dynamic_segment (file)
+get_32bit_dynamic_segment (file)
FILE * file;
{
- Elf_Internal_Dyn * entry;
- Elf32_External_Dyn * edyn;
- unsigned int i;
+ Elf32_External_Dyn * edyn;
+ Elf_Internal_Dyn * entry;
+ bfd_size_type i;
+
+ GET_DATA_ALLOC (dynamic_addr, dynamic_size,
+ edyn, Elf32_External_Dyn *, "dynamic segment");
+
+ /* SGI's ELF has more than one section in the DYNAMIC segment. Determine
+ how large this .dynamic is now. We can do this even before the byte
+ swapping since the DT_NULL tag is recognizable. */
+ dynamic_size = 0;
+ while (*(Elf32_Word *) edyn [dynamic_size++].d_tag != DT_NULL)
+ ;
- if (dynamic_size == 0)
+ dynamic_segment = (Elf_Internal_Dyn *)
+ malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
+
+ if (dynamic_segment == NULL)
{
- if (do_dynamic)
- printf (_("\nThere is no dynamic segment in this file.\n"));
+ error (_("Out of memory\n"));
+ free (edyn);
+ return 0;
+ }
- return 1;
+ for (i = 0, entry = dynamic_segment;
+ i < dynamic_size;
+ i ++, entry ++)
+ {
+ entry->d_tag = BYTE_GET (edyn [i].d_tag);
+ entry->d_un.d_val = BYTE_GET (edyn [i].d_un.d_val);
}
+ free (edyn);
+
+ return 1;
+}
+
+static int
+get_64bit_dynamic_segment (file)
+ FILE * file;
+{
+ Elf64_External_Dyn * edyn;
+ Elf_Internal_Dyn * entry;
+ bfd_size_type i;
+
GET_DATA_ALLOC (dynamic_addr, dynamic_size,
- edyn, Elf32_External_Dyn *, "dynamic segment");
+ edyn, Elf64_External_Dyn *, "dynamic segment");
/* SGI's ELF has more than one section in the DYNAMIC segment. Determine
- how large .dynamic is now. We can do this even before the byte
+ how large this .dynamic is now. We can do this even before the byte
swapping since the DT_NULL tag is recognizable. */
dynamic_size = 0;
- while (*(Elf32_Word *) edyn[dynamic_size++].d_tag != DT_NULL)
+ while (*(bfd_vma *) edyn [dynamic_size ++].d_tag != DT_NULL)
;
dynamic_segment = (Elf_Internal_Dyn *)
i < dynamic_size;
i ++, entry ++)
{
- entry->d_tag = BYTE_GET (edyn [i].d_tag);
- entry->d_un.d_val = BYTE_GET (edyn [i].d_un.d_val);
+ entry->d_tag = BYTE_GET8 (edyn [i].d_tag);
+ entry->d_un.d_val = BYTE_GET8 (edyn [i].d_un.d_val);
}
free (edyn);
+ return 1;
+}
+
+/* Parse and display the contents of the dynamic segment. */
+static int
+process_dynamic_segment (file)
+ FILE * file;
+{
+ Elf_Internal_Dyn * entry;
+ bfd_size_type i;
+
+ if (dynamic_size == 0)
+ {
+ if (do_dynamic)
+ printf (_("\nThere is no dynamic segment in this file.\n"));
+
+ return 1;
+ }
+
+ if (is_32bit_elf)
+ {
+ if (! get_32bit_dynamic_segment (file))
+ return 0;
+ }
+ else if (! get_64bit_dynamic_segment (file))
+ return 0;
+
/* Find the appropriate symbol table. */
if (dynamic_symbols == NULL)
{
++i, ++ entry)
{
unsigned long offset;
- long num_syms;
if (entry->d_tag != DT_SYMTAB)
continue;
we default to reading in the entire file (!) and
processing that. This is overkill, I know, but it
should work. */
-
offset = entry->d_un.d_val - loadaddr;
if (fseek (file, 0, SEEK_END))
error (_("Unable to seek to end of file!"));
- num_syms = (ftell (file) - offset) / sizeof (Elf32_External_Sym);
+ if (is_32bit_elf)
+ num_dynamic_syms = (ftell (file) - offset) / sizeof (Elf32_External_Sym);
+ else
+ num_dynamic_syms = (ftell (file) - offset) / sizeof (Elf64_External_Sym);
- if (num_syms < 1)
+ if (num_dynamic_syms < 1)
{
error (_("Unable to determine the number of symbols to load\n"));
continue;
}
- dynamic_symbols = get_elf_symbols (file, offset, num_syms);
+ dynamic_symbols = GET_ELF_SYMBOLS (file, offset, num_dynamic_syms);
}
}
if (dynamic_syminfo_offset != 0 && syminsz != 0)
{
- Elf_External_Syminfo *extsyminfo;
- Elf_Internal_Syminfo *syminfo;
+ Elf_External_Syminfo * extsyminfo;
+ Elf_Internal_Syminfo * syminfo;
/* There is a syminfo section. Read the data. */
GET_DATA_ALLOC (dynamic_syminfo_offset, syminsz, extsyminfo,
}
if (do_dynamic && dynamic_addr)
- printf (_("\nDynamic segment at offset 0x%x contains %d entries:\n"),
- dynamic_addr, dynamic_size);
+ printf (_("\nDynamic segment at offset 0x%x contains %ld entries:\n"),
+ dynamic_addr, (long) dynamic_size);
if (do_dynamic)
printf (_(" Tag Type Name/Value\n"));
found = 1;
- symbols = get_elf_symbols
- (file, link_section->sh_offset,
- link_section->sh_size / link_section->sh_entsize);
+ symbols = GET_ELF_SYMBOLS (file, link_section->sh_offset,
+ link_section->sh_size / link_section->sh_entsize);
string_sec = section_headers + link_section->sh_link;
case STT_FILE: return _("FILE");
default:
if (type >= STT_LOPROC && type <= STT_HIPROC)
- sprintf (buff, _("<processor specific>: %d"), type);
+ {
+ 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");
+
+ sprintf (buff, _("<processor specific>: %d"), type);
+ }
else if (type >= STT_LOOS && type <= STT_HIOS)
sprintf (buff, _("<OS specific>: %d"), type);
else
Elf32_Internal_Shdr * section;
char nb [4];
char nc [4];
- int nbuckets;
+ int nbuckets = 0;
int nchains;
int * buckets = NULL;
int * chains = NULL;
fputs (_(" Num: Value Size Type Bind Ot Ndx Name\n"),
stdout);
- symtab = get_elf_symbols (file, section->sh_offset,
+ symtab = GET_ELF_SYMBOLS (file, section->sh_offset,
section->sh_size / section->sh_entsize);
if (symtab == NULL)
continue;
static int
process_syminfo (file)
- FILE * file;
+ FILE * file ATTRIBUTE_UNUSED;
{
- int i;
+ unsigned int i;
if (dynamic_syminfo == NULL
|| !do_dynamic)
Elf32_Internal_Shdr * section;
FILE * file;
{
- int bytes;
- int addr;
+ bfd_size_type bytes;
+ bfd_vma addr;
unsigned char * data;
unsigned char * start;
lbytes = (bytes > 16 ? 16 : bytes);
- printf (" 0x%8.8x ", addr);
+ printf (" 0x%8.8lx ", (unsigned long) addr);
switch (elf_header.e_ident [EI_DATA])
{
+ default:
case ELFDATA2LSB:
for (j = 15; j >= 0; j --)
{
/* Handled an extend line op. Returns true if this is the end
of sequence. */
static int
-process_extended_line_op (data, is_stmt)
+process_extended_line_op (data, is_stmt, pointer_size)
unsigned char * data;
int is_stmt;
+ int pointer_size;
{
unsigned char op_code;
int bytes_read;
break;
case DW_LNE_set_address:
- /* XXX - assumption here that address size is 4! */
- adr = byte_get (data, 4);
+ adr = byte_get (data, pointer_size);
printf (_("set Address to 0x%lx\n"), adr);
state_machine_regs.address = adr;
break;
return len;
}
+/* Size of pointers in the .debug_line section. This information is not
+ really present in that section. It's obtained before dumping the debug
+ sections by doing some pre-scan of the .debug_info section. */
+static int debug_line_pointer_size = 4;
static int
display_debug_lines (section, start, file)
Elf32_Internal_Shdr * section;
unsigned char * start;
- FILE * file;
+ FILE * file ATTRIBUTE_UNUSED;
{
DWARF2_External_LineInfo * external;
DWARF2_Internal_LineInfo info;
printf (_("\n Opcodes:\n"));
for (i = 1; i < info.li_opcode_base; i++)
- printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i]);
+ printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]);
/* Display the contents of the Directory table. */
data = standard_opcodes + info.li_opcode_base - 1;
switch (op_code)
{
case DW_LNS_extended_op:
- data += process_extended_line_op (data, info.li_default_is_stmt);
+ data += process_extended_line_op (data, info.li_default_is_stmt,
+ debug_line_pointer_size);
break;
case DW_LNS_copy:
break;
case DW_LNS_const_add_pc:
- adv = (255 - info.li_opcode_base) / info.li_line_range;
+ adv = (((255 - info.li_opcode_base) / info.li_line_range)
+ * info.li_min_insn_length);
state_machine_regs.address += adv;
printf (_(" Advance PC by constant %d to 0x%lx\n"), adv,
state_machine_regs.address);
state_machine_regs.address += adv;
printf (_(" Special opcode %d: advance Address by %d to 0x%lx"),
op_code, adv, state_machine_regs.address);
- adv += (op_code % info.li_line_range) + info.li_line_base;
+ adv = (op_code % info.li_line_range) + info.li_line_base;
state_machine_regs.line += adv;
printf (_(" and Line by %d to %d\n"),
adv, state_machine_regs.line);
display_debug_pubnames (section, start, file)
Elf32_Internal_Shdr * section;
unsigned char * start;
- FILE * file;
+ FILE * file ATTRIBUTE_UNUSED;
{
DWARF2_External_PubNames * external;
DWARF2_Internal_PubNames pubnames;
entry = read_leb128 (start, & bytes_read, 0);
start += bytes_read;
+ /* A single zero is supposed to end the section according
+ to the standard. If there's more, then signal that to
+ the caller. */
if (entry == 0)
- return start;
+ return start == end ? NULL : start;
tag = read_leb128 (start, & bytes_read, 0);
start += bytes_read;
display_debug_abbrev (section, start, file)
Elf32_Internal_Shdr * section;
unsigned char * start;
- FILE * file;
+ FILE * file ATTRIBUTE_UNUSED;
{
abbrev_entry * entry;
unsigned char * end = start + section->sh_size;
printf (_(" %lu byte block: "), length);
while (length --)
- printf ("%lx ", byte_get (data ++, 1));
+ printf ("%lx ", (unsigned long) byte_get (data ++, 1));
return data;
}
{
unsigned char op;
int bytes_read;
+ unsigned long uvalue;
op = * data ++;
switch (op)
{
- case DW_OP_addr: printf ("DW_OP_addr: %lx", byte_get (data, pointer_size)); break;
- case DW_OP_deref: printf ("DW_OP_deref"); break;
- case DW_OP_const1u: printf ("DW_OP_const1u: %lu", byte_get (data, 1)); break;
- case DW_OP_const1s: printf ("DW_OP_const1s: %ld", (long) byte_get (data, 1)); break;
- case DW_OP_const2u: printf ("DW_OP_const2u: %lu", byte_get (data, 2)); break;
- case DW_OP_const2s: printf ("DW_OP_const2s: %ld", (long) byte_get (data, 2)); break;
- case DW_OP_const4u: printf ("DW_OP_const4u: %lu", byte_get (data, 4)); break;
- case DW_OP_const4s: printf ("DW_OP_const4s: %ld", (long) byte_get (data, 4)); break;
- case DW_OP_const8u: printf ("DW_OP_const8u: %lu %lu", byte_get (data, 4), byte_get (data + 4, 4)); break;
- case DW_OP_const8s: printf ("DW_OP_const8s: %ld %ld", byte_get (data, 4), byte_get (data + 4, 4)); break;
- case DW_OP_constu: printf ("DW_OP_constu: %lu", read_leb128 (data, NULL, 0)); break;
- case DW_OP_consts: printf ("DW_OP_consts: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_dup: printf ("DW_OP_dup"); break;
- case DW_OP_drop: printf ("DW_OP_drop"); break;
- case DW_OP_over: printf ("DW_OP_over"); break;
- case DW_OP_pick: printf ("DW_OP_pick: %ld", byte_get (data, 1)); break;
- case DW_OP_swap: printf ("DW_OP_swap"); break;
- case DW_OP_rot: printf ("DW_OP_rot"); break;
- case DW_OP_xderef: printf ("DW_OP_xderef"); break;
- case DW_OP_abs: printf ("DW_OP_abs"); break;
- case DW_OP_and: printf ("DW_OP_and"); break;
- case DW_OP_div: printf ("DW_OP_div"); break;
- case DW_OP_minus: printf ("DW_OP_minus"); break;
- case DW_OP_mod: printf ("DW_OP_mod"); break;
- case DW_OP_mul: printf ("DW_OP_mul"); break;
- case DW_OP_neg: printf ("DW_OP_neg"); break;
- case DW_OP_not: printf ("DW_OP_not"); break;
- case DW_OP_or: printf ("DW_OP_or"); break;
- case DW_OP_plus: printf ("DW_OP_plus"); break;
- case DW_OP_plus_uconst: printf ("DW_OP_plus_uconst: %lu", read_leb128 (data, NULL, 0)); break;
- case DW_OP_shl: printf ("DW_OP_shl"); break;
- case DW_OP_shr: printf ("DW_OP_shr"); break;
- case DW_OP_shra: printf ("DW_OP_shra"); break;
- case DW_OP_xor: printf ("DW_OP_xor"); break;
- case DW_OP_bra: printf ("DW_OP_bra: %ld", byte_get (data, 2)); break;
- case DW_OP_eq: printf ("DW_OP_eq"); break;
- case DW_OP_ge: printf ("DW_OP_ge"); break;
- case DW_OP_gt: printf ("DW_OP_gt"); break;
- case DW_OP_le: printf ("DW_OP_le"); break;
- case DW_OP_lt: printf ("DW_OP_lt"); break;
- case DW_OP_ne: printf ("DW_OP_ne"); break;
- case DW_OP_skip: printf ("DW_OP_skip: %ld", byte_get (data, 2)); break;
- case DW_OP_lit0: printf ("DW_OP_lit0"); break;
- case DW_OP_lit1: printf ("DW_OP_lit1"); break;
- case DW_OP_lit2: printf ("DW_OP_lit2"); break;
- case DW_OP_lit3: printf ("DW_OP_lit3"); break;
- case DW_OP_lit4: printf ("DW_OP_lit4"); break;
- case DW_OP_lit5: printf ("DW_OP_lit5"); break;
- case DW_OP_lit6: printf ("DW_OP_lit6"); break;
- case DW_OP_lit7: printf ("DW_OP_lit7"); break;
- case DW_OP_lit8: printf ("DW_OP_lit8"); break;
- case DW_OP_lit9: printf ("DW_OP_lit9"); break;
- case DW_OP_lit10: printf ("DW_OP_lit10"); break;
- case DW_OP_lit11: printf ("DW_OP_lit11"); break;
- case DW_OP_lit12: printf ("DW_OP_lit12"); break;
- case DW_OP_lit13: printf ("DW_OP_lit13"); break;
- case DW_OP_lit14: printf ("DW_OP_lit14"); break;
- case DW_OP_lit15: printf ("DW_OP_lit15"); break;
- case DW_OP_lit16: printf ("DW_OP_lit16"); break;
- case DW_OP_lit17: printf ("DW_OP_lit17"); break;
- case DW_OP_lit18: printf ("DW_OP_lit18"); break;
- case DW_OP_lit19: printf ("DW_OP_lit19"); break;
- case DW_OP_lit20: printf ("DW_OP_lit20"); break;
- case DW_OP_lit21: printf ("DW_OP_lit21"); break;
- case DW_OP_lit22: printf ("DW_OP_lit22"); break;
- case DW_OP_lit23: printf ("DW_OP_lit23"); break;
- case DW_OP_lit24: printf ("DW_OP_lit24"); break;
- case DW_OP_lit25: printf ("DW_OP_lit25"); break;
- case DW_OP_lit26: printf ("DW_OP_lit26"); break;
- case DW_OP_lit27: printf ("DW_OP_lit27"); break;
- case DW_OP_lit28: printf ("DW_OP_lit28"); break;
- case DW_OP_lit29: printf ("DW_OP_lit29"); break;
- case DW_OP_lit30: printf ("DW_OP_lit30"); break;
- case DW_OP_lit31: printf ("DW_OP_lit31"); break;
- case DW_OP_reg0: printf ("DW_OP_reg0"); break;
- case DW_OP_reg1: printf ("DW_OP_reg1"); break;
- case DW_OP_reg2: printf ("DW_OP_reg2"); break;
- case DW_OP_reg3: printf ("DW_OP_reg3"); break;
- case DW_OP_reg4: printf ("DW_OP_reg4"); break;
- case DW_OP_reg5: printf ("DW_OP_reg5"); break;
- case DW_OP_reg6: printf ("DW_OP_reg6"); break;
- case DW_OP_reg7: printf ("DW_OP_reg7"); break;
- case DW_OP_reg8: printf ("DW_OP_reg8"); break;
- case DW_OP_reg9: printf ("DW_OP_reg9"); break;
- case DW_OP_reg10: printf ("DW_OP_reg10"); break;
- case DW_OP_reg11: printf ("DW_OP_reg11"); break;
- case DW_OP_reg12: printf ("DW_OP_reg12"); break;
- case DW_OP_reg13: printf ("DW_OP_reg13"); break;
- case DW_OP_reg14: printf ("DW_OP_reg14"); break;
- case DW_OP_reg15: printf ("DW_OP_reg15"); break;
- case DW_OP_reg16: printf ("DW_OP_reg16"); break;
- case DW_OP_reg17: printf ("DW_OP_reg17"); break;
- case DW_OP_reg18: printf ("DW_OP_reg18"); break;
- case DW_OP_reg19: printf ("DW_OP_reg19"); break;
- case DW_OP_reg20: printf ("DW_OP_reg20"); break;
- case DW_OP_reg21: printf ("DW_OP_reg21"); break;
- case DW_OP_reg22: printf ("DW_OP_reg22"); break;
- case DW_OP_reg23: printf ("DW_OP_reg23"); break;
- case DW_OP_reg24: printf ("DW_OP_reg24"); break;
- case DW_OP_reg25: printf ("DW_OP_reg25"); break;
- case DW_OP_reg26: printf ("DW_OP_reg26"); break;
- case DW_OP_reg27: printf ("DW_OP_reg27"); break;
- case DW_OP_reg28: printf ("DW_OP_reg28"); break;
- case DW_OP_reg29: printf ("DW_OP_reg29"); break;
- case DW_OP_reg30: printf ("DW_OP_reg30"); break;
- case DW_OP_reg31: printf ("DW_OP_reg31"); break;
- case DW_OP_breg0: printf ("DW_OP_breg0: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg1: printf ("DW_OP_breg1: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg2: printf ("DW_OP_breg2: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg3: printf ("DW_OP_breg3: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg4: printf ("DW_OP_breg4: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg5: printf ("DW_OP_breg5: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg6: printf ("DW_OP_breg6: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg7: printf ("DW_OP_breg7: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg8: printf ("DW_OP_breg8: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg9: printf ("DW_OP_breg9: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg10: printf ("DW_OP_breg10: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg11: printf ("DW_OP_breg11: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg12: printf ("DW_OP_breg12: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg13: printf ("DW_OP_breg13: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg14: printf ("DW_OP_breg14: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg15: printf ("DW_OP_breg15: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg16: printf ("DW_OP_breg16: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg17: printf ("DW_OP_breg17: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg18: printf ("DW_OP_breg18: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg19: printf ("DW_OP_breg19: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg20: printf ("DW_OP_breg20: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg21: printf ("DW_OP_breg21: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg22: printf ("DW_OP_breg22: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg23: printf ("DW_OP_breg23: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg24: printf ("DW_OP_breg24: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg25: printf ("DW_OP_breg25: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg26: printf ("DW_OP_breg26: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg27: printf ("DW_OP_breg27: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg28: printf ("DW_OP_breg28: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg29: printf ("DW_OP_breg29: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg30: printf ("DW_OP_breg30: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_breg31: printf ("DW_OP_breg31: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_regx: printf ("DW_OP_regx: %lu", read_leb128 (data, NULL, 0)); break;
- case DW_OP_fbreg: printf ("DW_OP_fbreg: %ld", read_leb128 (data, NULL, 1)); break;
- case DW_OP_bregx: printf ("DW_OP_bregx: %lu %ld", read_leb128 (data, & bytes_read, 0), read_leb128 (data + bytes_read, NULL, 1)); break;
- case DW_OP_piece: printf ("DW_OP_piece: %lu", read_leb128 (data, NULL, 0)); break;
- case DW_OP_deref_size: printf ("DW_OP_deref_size: %ld", byte_get (data, 1)); break;
- case DW_OP_xderef_size: printf ("DW_OP_xderef_size: %ld", byte_get (data, 1)); break;
- case DW_OP_nop: printf ("DW_OP_nop"); break;
+ case DW_OP_addr:
+ printf ("DW_OP_addr: %lx", (unsigned long) byte_get (data, pointer_size));
+ break;
+ case DW_OP_deref:
+ printf ("DW_OP_deref");
+ break;
+ case DW_OP_const1u:
+ printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data, 1));
+ break;
+ case DW_OP_const1s:
+ printf ("DW_OP_const1s: %ld", (long) byte_get (data, 1));
+ break;
+ case DW_OP_const2u:
+ printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2));
+ break;
+ case DW_OP_const2s:
+ printf ("DW_OP_const2s: %ld", (long) byte_get (data, 2));
+ break;
+ case DW_OP_const4u:
+ printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4));
+ break;
+ case DW_OP_const4s:
+ printf ("DW_OP_const4s: %ld", (long) byte_get (data, 4));
+ break;
+ case DW_OP_const8u:
+ printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4),
+ (unsigned long) byte_get (data + 4, 4));
+ break;
+ case DW_OP_const8s:
+ printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4),
+ (long) byte_get (data + 4, 4));
+ break;
+ case DW_OP_constu:
+ printf ("DW_OP_constu: %lu", read_leb128 (data, NULL, 0));
+ break;
+ case DW_OP_consts:
+ printf ("DW_OP_consts: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_dup:
+ printf ("DW_OP_dup");
+ break;
+ case DW_OP_drop:
+ printf ("DW_OP_drop");
+ break;
+ case DW_OP_over:
+ printf ("DW_OP_over");
+ break;
+ case DW_OP_pick:
+ printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data, 1));
+ break;
+ case DW_OP_swap:
+ printf ("DW_OP_swap");
+ break;
+ case DW_OP_rot:
+ printf ("DW_OP_rot");
+ break;
+ case DW_OP_xderef:
+ printf ("DW_OP_xderef");
+ break;
+ case DW_OP_abs:
+ printf ("DW_OP_abs");
+ break;
+ case DW_OP_and:
+ printf ("DW_OP_and");
+ break;
+ case DW_OP_div:
+ printf ("DW_OP_div");
+ break;
+ case DW_OP_minus:
+ printf ("DW_OP_minus");
+ break;
+ case DW_OP_mod:
+ printf ("DW_OP_mod");
+ break;
+ case DW_OP_mul:
+ printf ("DW_OP_mul");
+ break;
+ case DW_OP_neg:
+ printf ("DW_OP_neg");
+ break;
+ case DW_OP_not:
+ printf ("DW_OP_not");
+ break;
+ case DW_OP_or:
+ printf ("DW_OP_or");
+ break;
+ case DW_OP_plus:
+ printf ("DW_OP_plus");
+ break;
+ case DW_OP_plus_uconst:
+ printf ("DW_OP_plus_uconst: %lu", read_leb128 (data, NULL, 0));
+ break;
+ case DW_OP_shl:
+ printf ("DW_OP_shl");
+ break;
+ case DW_OP_shr:
+ printf ("DW_OP_shr");
+ break;
+ case DW_OP_shra:
+ printf ("DW_OP_shra");
+ break;
+ case DW_OP_xor:
+ printf ("DW_OP_xor");
+ break;
+ case DW_OP_bra:
+ printf ("DW_OP_bra: %ld", (long) byte_get (data, 2));
+ break;
+ case DW_OP_eq:
+ printf ("DW_OP_eq");
+ break;
+ case DW_OP_ge:
+ printf ("DW_OP_ge");
+ break;
+ case DW_OP_gt:
+ printf ("DW_OP_gt");
+ break;
+ case DW_OP_le:
+ printf ("DW_OP_le");
+ break;
+ case DW_OP_lt:
+ printf ("DW_OP_lt");
+ break;
+ case DW_OP_ne:
+ printf ("DW_OP_ne");
+ break;
+ case DW_OP_skip:
+ printf ("DW_OP_skip: %ld", (long) byte_get (data, 2));
+ break;
+ case DW_OP_lit0:
+ printf ("DW_OP_lit0");
+ break;
+ case DW_OP_lit1:
+ printf ("DW_OP_lit1");
+ break;
+ case DW_OP_lit2:
+ printf ("DW_OP_lit2");
+ break;
+ case DW_OP_lit3:
+ printf ("DW_OP_lit3");
+ break;
+ case DW_OP_lit4:
+ printf ("DW_OP_lit4");
+ break;
+ case DW_OP_lit5:
+ printf ("DW_OP_lit5");
+ break;
+ case DW_OP_lit6:
+ printf ("DW_OP_lit6");
+ break;
+ case DW_OP_lit7:
+ printf ("DW_OP_lit7");
+ break;
+ case DW_OP_lit8:
+ printf ("DW_OP_lit8");
+ break;
+ case DW_OP_lit9:
+ printf ("DW_OP_lit9");
+ break;
+ case DW_OP_lit10:
+ printf ("DW_OP_lit10");
+ break;
+ case DW_OP_lit11:
+ printf ("DW_OP_lit11");
+ break;
+ case DW_OP_lit12:
+ printf ("DW_OP_lit12");
+ break;
+ case DW_OP_lit13:
+ printf ("DW_OP_lit13");
+ break;
+ case DW_OP_lit14:
+ printf ("DW_OP_lit14");
+ break;
+ case DW_OP_lit15:
+ printf ("DW_OP_lit15");
+ break;
+ case DW_OP_lit16:
+ printf ("DW_OP_lit16");
+ break;
+ case DW_OP_lit17:
+ printf ("DW_OP_lit17");
+ break;
+ case DW_OP_lit18:
+ printf ("DW_OP_lit18");
+ break;
+ case DW_OP_lit19:
+ printf ("DW_OP_lit19");
+ break;
+ case DW_OP_lit20:
+ printf ("DW_OP_lit20");
+ break;
+ case DW_OP_lit21:
+ printf ("DW_OP_lit21");
+ break;
+ case DW_OP_lit22:
+ printf ("DW_OP_lit22");
+ break;
+ case DW_OP_lit23:
+ printf ("DW_OP_lit23");
+ break;
+ case DW_OP_lit24:
+ printf ("DW_OP_lit24");
+ break;
+ case DW_OP_lit25:
+ printf ("DW_OP_lit25");
+ break;
+ case DW_OP_lit26:
+ printf ("DW_OP_lit26");
+ break;
+ case DW_OP_lit27:
+ printf ("DW_OP_lit27");
+ break;
+ case DW_OP_lit28:
+ printf ("DW_OP_lit28");
+ break;
+ case DW_OP_lit29:
+ printf ("DW_OP_lit29");
+ break;
+ case DW_OP_lit30:
+ printf ("DW_OP_lit30");
+ break;
+ case DW_OP_lit31:
+ printf ("DW_OP_lit31");
+ break;
+ case DW_OP_reg0:
+ printf ("DW_OP_reg0");
+ break;
+ case DW_OP_reg1:
+ printf ("DW_OP_reg1");
+ break;
+ case DW_OP_reg2:
+ printf ("DW_OP_reg2");
+ break;
+ case DW_OP_reg3:
+ printf ("DW_OP_reg3");
+ break;
+ case DW_OP_reg4:
+ printf ("DW_OP_reg4");
+ break;
+ case DW_OP_reg5:
+ printf ("DW_OP_reg5");
+ break;
+ case DW_OP_reg6:
+ printf ("DW_OP_reg6");
+ break;
+ case DW_OP_reg7:
+ printf ("DW_OP_reg7");
+ break;
+ case DW_OP_reg8:
+ printf ("DW_OP_reg8");
+ break;
+ case DW_OP_reg9:
+ printf ("DW_OP_reg9");
+ break;
+ case DW_OP_reg10:
+ printf ("DW_OP_reg10");
+ break;
+ case DW_OP_reg11:
+ printf ("DW_OP_reg11");
+ break;
+ case DW_OP_reg12:
+ printf ("DW_OP_reg12");
+ break;
+ case DW_OP_reg13:
+ printf ("DW_OP_reg13");
+ break;
+ case DW_OP_reg14:
+ printf ("DW_OP_reg14");
+ break;
+ case DW_OP_reg15:
+ printf ("DW_OP_reg15");
+ break;
+ case DW_OP_reg16:
+ printf ("DW_OP_reg16");
+ break;
+ case DW_OP_reg17:
+ printf ("DW_OP_reg17");
+ break;
+ case DW_OP_reg18:
+ printf ("DW_OP_reg18");
+ break;
+ case DW_OP_reg19:
+ printf ("DW_OP_reg19");
+ break;
+ case DW_OP_reg20:
+ printf ("DW_OP_reg20");
+ break;
+ case DW_OP_reg21:
+ printf ("DW_OP_reg21");
+ break;
+ case DW_OP_reg22:
+ printf ("DW_OP_reg22");
+ break;
+ case DW_OP_reg23:
+ printf ("DW_OP_reg23");
+ break;
+ case DW_OP_reg24:
+ printf ("DW_OP_reg24");
+ break;
+ case DW_OP_reg25:
+ printf ("DW_OP_reg25");
+ break;
+ case DW_OP_reg26:
+ printf ("DW_OP_reg26");
+ break;
+ case DW_OP_reg27:
+ printf ("DW_OP_reg27");
+ break;
+ case DW_OP_reg28:
+ printf ("DW_OP_reg28");
+ break;
+ case DW_OP_reg29:
+ printf ("DW_OP_reg29");
+ break;
+ case DW_OP_reg30:
+ printf ("DW_OP_reg30");
+ break;
+ case DW_OP_reg31:
+ printf ("DW_OP_reg31");
+ break;
+ case DW_OP_breg0:
+ printf ("DW_OP_breg0: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg1:
+ printf ("DW_OP_breg1: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg2:
+ printf ("DW_OP_breg2: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg3:
+ printf ("DW_OP_breg3: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg4:
+ printf ("DW_OP_breg4: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg5:
+ printf ("DW_OP_breg5: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg6:
+ printf ("DW_OP_breg6: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg7:
+ printf ("DW_OP_breg7: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg8:
+ printf ("DW_OP_breg8: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg9:
+ printf ("DW_OP_breg9: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg10:
+ printf ("DW_OP_breg10: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg11:
+ printf ("DW_OP_breg11: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg12:
+ printf ("DW_OP_breg12: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg13:
+ printf ("DW_OP_breg13: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg14:
+ printf ("DW_OP_breg14: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg15:
+ printf ("DW_OP_breg15: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg16:
+ printf ("DW_OP_breg16: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg17:
+ printf ("DW_OP_breg17: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg18:
+ printf ("DW_OP_breg18: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg19:
+ printf ("DW_OP_breg19: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg20:
+ printf ("DW_OP_breg20: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg21:
+ printf ("DW_OP_breg21: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg22:
+ printf ("DW_OP_breg22: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg23:
+ printf ("DW_OP_breg23: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg24:
+ printf ("DW_OP_breg24: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg25:
+ printf ("DW_OP_breg25: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg26:
+ printf ("DW_OP_breg26: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg27:
+ printf ("DW_OP_breg27: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg28:
+ printf ("DW_OP_breg28: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg29:
+ printf ("DW_OP_breg29: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg30:
+ printf ("DW_OP_breg30: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_breg31:
+ printf ("DW_OP_breg31: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_regx:
+ printf ("DW_OP_regx: %lu", read_leb128 (data, NULL, 0));
+ break;
+ case DW_OP_fbreg:
+ printf ("DW_OP_fbreg: %ld", read_leb128 (data, NULL, 1));
+ break;
+ case DW_OP_bregx:
+ uvalue = read_leb128 (data, &bytes_read, 0);
+ printf ("DW_OP_bregx: %lu %ld", uvalue,
+ read_leb128 (data + bytes_read, NULL, 1));
+ break;
+ case DW_OP_piece:
+ printf ("DW_OP_piece: %lu", read_leb128 (data, NULL, 0));
+ break;
+ case DW_OP_deref_size:
+ printf ("DW_OP_deref_size: %ld", (long) byte_get (data, 1));
+ break;
+ case DW_OP_xderef_size:
+ printf ("DW_OP_xderef_size: %ld", (long) byte_get (data, 1));
+ break;
+ case DW_OP_nop:
+ printf ("DW_OP_nop");
+ break;
default:
if (op >= DW_OP_lo_user
unsigned char * data;
unsigned long pointer_size;
{
- unsigned long uvalue;
- unsigned char * block_start;
+ unsigned long uvalue = 0;
+ unsigned char * block_start = NULL;
int bytes_read;
int is_ref = 0;
case DW_FORM_data8:
uvalue = byte_get (data, 4);
printf (" %lx", uvalue);
- printf (" %lx", byte_get (data + 4, 4));
+ printf (" %lx", (unsigned long) byte_get (data + 4, 4));
data += 8;
break;
while (tags < start)
{
int bytes_read;
- int abbrev_number;
+ unsigned long abbrev_number;
abbrev_entry * entry;
abbrev_attr * attr;
if (entry == NULL)
{
- warn (_("Unable to locate entry %d in the abbreviation table\n"),
+ warn (_("Unable to locate entry %lu in the abbreviation table\n"),
abbrev_number);
return 0;
}
- printf (_(" <%d><%x>: Abbrev Number: %d (%s)\n"),
+ printf (_(" <%d><%x>: Abbrev Number: %lu (%s)\n"),
level, tags - section_begin - bytes_read,
abbrev_number,
get_TAG_name (entry->tag));
display_debug_aranges (section, start, file)
Elf32_Internal_Shdr * section;
unsigned char * start;
- FILE * file;
+ FILE * file ATTRIBUTE_UNUSED;
{
unsigned char * end = start + section->sh_size;
unsigned char * ranges;
unsigned long length;
unsigned long address;
+ int excess;
external = (DWARF2_External_ARange *) start;
ranges = start + sizeof (* external);
+ /* Must pad to an alignment boundary that is twice the pointer size. */
+ excess = sizeof (*external) % (2 * arange.ar_pointer_size);
+ if (excess)
+ ranges += (2 * arange.ar_pointer_size) - excess;
+
for (;;)
{
address = byte_get (ranges, arange.ar_pointer_size);
- if (address == 0)
- break;
-
ranges += arange.ar_pointer_size;
length = byte_get (ranges, arange.ar_pointer_size);
ranges += arange.ar_pointer_size;
+ /* A pair of zeros marks the end of the list. */
+ if (address == 0 && length == 0)
+ break;
+
printf (" %8.8lx %lu\n", address, length);
}
static int
display_debug_not_supported (section, start, file)
Elf32_Internal_Shdr * section;
- unsigned char * start;
- FILE * file;
+ unsigned char * start ATTRIBUTE_UNUSED;
+ FILE * file ATTRIBUTE_UNUSED;
{
printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
SECTION_NAME (section));
return 1;
}
+/* Pre-scan the .debug_info section to record the size of address.
+ When dumping the .debug_line, we use that size information, assuming
+ that all compilation units have the same address size. */
+static int
+prescan_debug_info (section, start, file)
+ Elf32_Internal_Shdr * section ATTRIBUTE_UNUSED;
+ unsigned char * start;
+ FILE * file ATTRIBUTE_UNUSED;
+{
+ DWARF2_External_CompUnit * external;
+
+ external = (DWARF2_External_CompUnit *) start;
+
+ debug_line_pointer_size = BYTE_GET (external->cu_pointer_size);
+ return 0;
+}
+
/* A structure containing the name of a debug section and a pointer
- to a function that can decode it. */
+ to a function that can decode it. The third field is a prescan
+ function to be run over the section before displaying any of the
+ sections. */
struct
{
char * name;
- int (* display) PARAMS((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+ int (* display) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+ int (* prescan) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
}
debug_displays[] =
{
- { ".debug_info", display_debug_info },
- { ".debug_abbrev", display_debug_abbrev },
- { ".debug_line", display_debug_lines },
- { ".debug_aranges", display_debug_aranges },
- { ".debug_pubnames", display_debug_pubnames },
- { ".debug_macinfo", display_debug_not_supported },
- { ".debug_frame", display_debug_not_supported },
- { ".debug_str", display_debug_not_supported },
- { ".debug_static_func", display_debug_not_supported },
- { ".debug_static_vars", display_debug_not_supported },
- { ".debug_types", display_debug_not_supported },
- { ".debug_weaknames", display_debug_not_supported }
+ { ".debug_info", display_debug_info, prescan_debug_info },
+ { ".debug_abbrev", display_debug_abbrev, NULL },
+ { ".debug_line", display_debug_lines, NULL },
+ { ".debug_aranges", display_debug_aranges, NULL },
+ { ".debug_pubnames", display_debug_pubnames, NULL },
+ { ".debug_macinfo", display_debug_not_supported, NULL },
+ { ".debug_frame", display_debug_not_supported, NULL },
+ { ".debug_str", display_debug_not_supported, NULL },
+ { ".debug_static_func", display_debug_not_supported, NULL },
+ { ".debug_static_vars", display_debug_not_supported, NULL },
+ { ".debug_types", display_debug_not_supported, NULL },
+ { ".debug_weaknames", display_debug_not_supported, NULL }
};
static int
process_section_contents (file)
FILE * file;
{
- Elf32_Internal_Shdr * section;
- unsigned int i;
+ Elf32_Internal_Shdr * section;
+ unsigned int i;
if (! do_dump)
return 1;
+ /* Pre-scan the debug sections to find some debug information not
+ present in some of them. For the .debug_line, we must find out the
+ size of address (specified in .debug_info and .debug_aranges). */
for (i = 0, section = section_headers;
- i < elf_header.e_shnum
- && i < num_dump_sects;
+ i < elf_header.e_shnum && i < num_dump_sects;
+ i ++, section ++)
+ {
+ char * name = SECTION_NAME (section);
+ int j;
+
+ if (section->sh_size == 0)
+ continue;
+
+ /* See if there is some pre-scan operation for this section. */
+ for (j = NUM_ELEM (debug_displays); j--;)
+ if (strcmp (debug_displays[j].name, name) == 0)
+ {
+ if (debug_displays[j].prescan != NULL)
+ {
+ bfd_size_type length;
+ unsigned char * start;
+
+ length = section->sh_size;
+ GET_DATA_ALLOC (section->sh_offset, length, start, unsigned char *,
+ "debug section data");
+
+ debug_displays[j].prescan (section, start, file);
+ free (start);
+ }
+
+ break;
+ }
+ }
+
+ for (i = 0, section = section_headers;
+ i < elf_header.e_shnum && i < num_dump_sects;
i ++, section ++)
{
#ifdef SUPPORT_DISASSEMBLY
static int
process_mips_specific (file)
- FILE *file;
+ FILE * file;
{
- Elf_Internal_Dyn *entry;
+ Elf_Internal_Dyn * entry;
size_t liblist_offset = 0;
size_t liblistno = 0;
size_t conflictsno = 0;
if (liblist_offset != 0 && liblistno != 0 && do_dynamic)
{
- Elf32_External_Lib *elib;
+ Elf32_External_Lib * elib;
size_t cnt;
GET_DATA_ALLOC (liblist_offset, liblistno * sizeof (Elf32_External_Lib),
{ " DELTA", LL_DELTA }
};
int flags = liblist.l_flags;
- int fcnt;
+ size_t fcnt;
for (fcnt = 0;
fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]);
if (options_offset != 0)
{
- Elf_External_Options *eopt;
- Elf_Internal_Shdr *sect = section_headers;
- Elf_Internal_Options *iopt;
- Elf_Internal_Options *option;
+ Elf_External_Options * eopt;
+ Elf_Internal_Shdr * sect = section_headers;
+ Elf_Internal_Options * iopt;
+ Elf_Internal_Options * option;
size_t offset;
int cnt;
option = iopt;
while (offset < sect->sh_size)
{
- Elf_External_Options *eoption;
+ Elf_External_Options * eoption;
eoption = (Elf_External_Options *) ((char *) eopt + offset);
else
{
/* 64 bit form. */
- Elf64_External_RegInfo *ereg;
+ Elf64_External_RegInfo * ereg;
Elf64_Internal_RegInfo reginfo;
ereg = (Elf64_External_RegInfo *) (option + 1);
- reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask);
+ 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);
+ reginfo.ri_gp_value = BYTE_GET8 (ereg->ri_gp_value);
printf ("GPR %08lx GP 0x",
reginfo.ri_gprmask);
if (conflicts_offset != 0 && conflictsno != 0)
{
- Elf32_External_Conflict *econf32;
- Elf64_External_Conflict *econf64;
- Elf32_Conflict *iconf;
+ Elf32_External_Conflict * econf32;
+ Elf64_External_Conflict * econf64;
+ Elf32_Conflict * iconf;
size_t cnt;
if (dynamic_symbols == NULL)
return 0;
}
- if (binary_class == ELFCLASS32)
+ if (is_32bit_elf)
{
GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf32),
econf32, Elf32_External_Conflict *, "conflict");
for (cnt = 0; cnt < conflictsno; ++cnt)
{
- Elf_Internal_Sym *psym = &dynamic_symbols[iconf[cnt]];
+ Elf_Internal_Sym * psym = &dynamic_symbols[iconf[cnt]];
printf ("%5u: %8lu %#10lx %s\n",
cnt, iconf[cnt], (unsigned long) psym->st_value,
return 1;
}
+static char *
+get_note_type (e_type)
+ unsigned e_type;
+{
+ static char buff[64];
+
+ switch (e_type)
+ {
+ 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_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)");
+ default:
+ sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
+ return buff;
+ }
+}
+
+static int
+process_note (pnote)
+ Elf_External_Note * pnote;
+{
+ Elf32_Internal_Note * internal;
+ char * pname;
+
+ internal = (Elf32_Internal_Note *) pnote;
+ pname = malloc (internal->namesz + 1);
+
+ if (pname == NULL)
+ {
+ error (_("Out of memory\n"));
+ return 0;
+ }
+
+ memcpy (pname, pnote->name, internal->namesz);
+ pname[internal->namesz] = '\0';
+
+ printf (" %s\t\t0x%08lx\t%s\n",
+ pname, internal->descsz, get_note_type (internal->type));
+
+ free (pname);
+
+ return 1;
+}
+
+static int
+process_corefile_note_segment (file, offset, length)
+ FILE * file;
+ unsigned long offset;
+ unsigned long length;
+{
+ Elf_External_Note * pnotes;
+ Elf_External_Note * external;
+ Elf32_Internal_Note* internal;
+ unsigned int notesz;
+ unsigned int nlength;
+ unsigned char * p;
+ int res = 1;
+
+ if (length <= 0)
+ return 0;
+
+ GET_DATA_ALLOC (offset, length, pnotes, Elf_External_Note *, "notes");
+
+ external = pnotes;
+ p = (unsigned char *) pnotes;
+ nlength = length;
+
+ printf (_("\nNotes at offset 0x%08lx with length 0x%08lx:\n"), offset, length);
+ printf (_(" Owner\t\tData size\tDescription\n"));
+
+ while (nlength > 0)
+ {
+ res &= process_note (external);
+
+ internal = (Elf32_Internal_Note *) p;
+ notesz = 3 * sizeof(unsigned long) + internal->namesz + internal->descsz;
+ nlength -= notesz;
+ p += notesz;
+ external = (Elf_External_Note *) p;
+ }
+
+ free (pnotes);
+
+ return res;
+}
+
+static int
+process_corefile_note_segments (file)
+ FILE * file;
+{
+ Elf_Internal_Phdr * program_headers;
+ Elf_Internal_Phdr * segment;
+ unsigned int i;
+ int res = 1;
+
+ program_headers = (Elf_Internal_Phdr *) malloc
+ (elf_header.e_phnum * sizeof (Elf_Internal_Phdr));
+
+ if (program_headers == NULL)
+ {
+ error (_("Out of memory\n"));
+ return 0;
+ }
+
+ if (is_32bit_elf)
+ i = get_32bit_program_headers (file, program_headers);
+ else
+ i = get_64bit_program_headers (file, program_headers);
+
+ if (i == 0)
+ {
+ free (program_headers);
+ 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,
+ (unsigned long)segment->p_offset,
+ (unsigned long)segment->p_filesz);
+ }
+
+ free (program_headers);
+
+ return res;
+}
+
+static int
+process_corefile_contents (file)
+ FILE * file;
+{
+ /* If we have not been asked to display the notes then do nothing. */
+ if (! do_notes)
+ return 1;
+
+ /* If file is not a core file then exit. */
+ if (elf_header.e_type != ET_CORE)
+ return 1;
+
+ /* No program headers means no NOTE segment. */
+ if (elf_header.e_phnum == 0)
+ {
+ printf (_("No note segments present in the core file.\n"));
+ return 1;
+ }
+
+ return process_corefile_note_segments (file);
+}
+
static int
process_arch_specific (file)
- FILE *file;
+ FILE * file;
{
+ if (! do_arch)
+ return 1;
+
switch (elf_header.e_machine)
{
case EM_MIPS:
get_file_header (file)
FILE * file;
{
- Elf32_External_Ehdr ehdr;
-
- if (fread (& ehdr, sizeof (ehdr), 1, file) != 1)
+ /* Read in the identity array. */
+ if (fread (elf_header.e_ident, EI_NIDENT, 1, file) != 1)
return 0;
- memcpy (elf_header.e_ident, ehdr.e_ident, EI_NIDENT);
+ /* Determine how to read the rest of the header. */
+ switch (elf_header.e_ident [EI_DATA])
+ {
+ default: /* fall through */
+ case ELFDATANONE: /* fall through */
+ case ELFDATA2LSB: byte_get = byte_get_little_endian; break;
+ case ELFDATA2MSB: byte_get = byte_get_big_endian; break;
+ }
- if (elf_header.e_ident [EI_DATA] == ELFDATA2LSB)
- byte_get = byte_get_little_endian;
+ /* For now we only support 32 bit and 64 bit ELF files. */
+ is_32bit_elf = (elf_header.e_ident [EI_CLASS] != ELFCLASS64);
+
+ /* Read in the rest of the header. */
+ 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
- byte_get = byte_get_big_endian;
-
- elf_header.e_entry = BYTE_GET (ehdr.e_entry);
- elf_header.e_phoff = BYTE_GET (ehdr.e_phoff);
- elf_header.e_shoff = BYTE_GET (ehdr.e_shoff);
- elf_header.e_version = BYTE_GET (ehdr.e_version);
- elf_header.e_flags = BYTE_GET (ehdr.e_flags);
- elf_header.e_type = BYTE_GET (ehdr.e_type);
- elf_header.e_machine = BYTE_GET (ehdr.e_machine);
- elf_header.e_ehsize = BYTE_GET (ehdr.e_ehsize);
- elf_header.e_phentsize = BYTE_GET (ehdr.e_phentsize);
- elf_header.e_phnum = BYTE_GET (ehdr.e_phnum);
- elf_header.e_shentsize = BYTE_GET (ehdr.e_shentsize);
- elf_header.e_shnum = BYTE_GET (ehdr.e_shnum);
- elf_header.e_shstrndx = BYTE_GET (ehdr.e_shstrndx);
+ {
+ Elf64_External_Ehdr ehdr64;
+
+ /* If we have been compiled with sizeof (bfd_vma) == 4, then
+ we will not be able to cope with the 64bit data found in
+ 64 ELF files. Detect this now and abort before we start
+ overwritting things. */
+ if (sizeof (bfd_vma) < 8)
+ {
+ error (_("This instance of readelf has been built without support for a\n"));
+ error (_("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_GET8 (ehdr64.e_entry);
+ elf_header.e_phoff = BYTE_GET8 (ehdr64.e_phoff);
+ elf_header.e_shoff = BYTE_GET8 (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);
+ }
return 1;
}
process_version_sections (file);
process_section_contents (file);
-
+
+ process_corefile_contents (file);
+
process_arch_specific (file);
fclose (file);
{
free (dynamic_symbols);
dynamic_symbols = NULL;
+ num_dynamic_syms = 0;
}
if (dynamic_syminfo)
#ifdef SUPPORT_DISASSEMBLY
/* Needed by the i386 disassembler. For extra credit, someone could
-fix this so that we insert symbolic addresses here, esp for GOT/PLT
-symbols */
+ fix this so that we insert symbolic addresses here, esp for GOT/PLT
+ symbols */
void
print_address (unsigned int addr, FILE * outfile)