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authorRichard Henderson <rth@redhat.com>1999-05-03 07:29:11 +0000
committerRichard Henderson <rth@redhat.com>1999-05-03 07:29:11 +0000
commit252b5132c753830d5fd56823373aed85f2a0db63 (patch)
tree1af963bfd8d3e55167b81def4207f175eaff3a56 /binutils/readelf.c
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19990502 sourceware importbinu_ss_19990502
Diffstat (limited to 'binutils/readelf.c')
-rw-r--r--binutils/readelf.c5682
1 files changed, 5682 insertions, 0 deletions
diff --git a/binutils/readelf.c b/binutils/readelf.c
new file mode 100644
index 0000000..549bf1a
--- /dev/null
+++ b/binutils/readelf.c
@@ -0,0 +1,5682 @@
+/* readelf.c -- display contents of an ELF format file
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+
+ Originally developed by Eric Youngdale <eric@andante.jic.com>
+ Modifications by Nick Clifton <nickc@cygnus.com>
+
+ This file is part of GNU Binutils.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
+
+
+#include <assert.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <time.h>
+
+#include "bfd.h"
+
+#include "elf/common.h"
+#include "elf/external.h"
+#include "elf/internal.h"
+#include "elf/dwarf2.h"
+
+/* The following headers use the elf/reloc-macros.h file to
+ automatically generate relocation recognition functions
+ such as elf_mips_reloc_type() */
+
+#define RELOC_MACROS_GEN_FUNC
+
+#include "elf/i386.h"
+#include "elf/v850.h"
+#include "elf/ppc.h"
+#include "elf/mips.h"
+#include "elf/alpha.h"
+#include "elf/arm.h"
+#include "elf/m68k.h"
+#include "elf/sparc.h"
+#include "elf/m32r.h"
+#include "elf/d10v.h"
+#include "elf/d30v.h"
+#include "elf/sh.h"
+#include "elf/mn10200.h"
+#include "elf/mn10300.h"
+#include "elf/hppa.h"
+#include "elf/arc.h"
+#include "elf/fr30.h"
+#include "elf/mcore.h"
+
+#include "bucomm.h"
+#include "getopt.h"
+
+#ifdef ANSI_PROTOTYPES
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+
+char * program_name = "readelf";
+unsigned int dynamic_addr;
+unsigned int dynamic_size;
+unsigned int rela_addr;
+unsigned int rela_size;
+char * dynamic_strings;
+char * string_table;
+Elf_Internal_Sym * dynamic_symbols;
+Elf_Internal_Syminfo * dynamic_syminfo;
+unsigned long dynamic_syminfo_offset;
+unsigned int dynamic_syminfo_nent;
+char program_interpreter [64];
+int dynamic_info[DT_JMPREL + 1];
+int version_info[16];
+int loadaddr = 0;
+Elf_Internal_Ehdr elf_header;
+Elf_Internal_Shdr * section_headers;
+Elf_Internal_Dyn * dynamic_segment;
+int show_name;
+int do_dynamic;
+int do_syms;
+int do_reloc;
+int do_sections;
+int do_segments;
+int do_using_dynamic;
+int do_header;
+int do_dump;
+int do_version;
+int do_histogram;
+int do_debugging;
+int do_debug_info;
+int do_debug_abbrevs;
+int do_debug_lines;
+int do_debug_pubnames;
+int do_debug_aranges;
+int binary_class;
+
+/* A dynamic array of flags indicating which sections require dumping. */
+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)
+
+/* 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 *));
+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 void usage PARAMS ((void));
+static void parse_args PARAMS ((int argc, char ** argv));
+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 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 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));
+#ifdef SUPPORT_DISASSEMBLY
+static int disassemble_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
+#endif
+static int dump_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
+static int display_debug_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
+static int display_debug_info PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static int display_debug_not_supported PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static int display_debug_lines PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static int display_debug_abbrev PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+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 void reset_state_machine PARAMS ((int));
+static char * get_TAG_name PARAMS ((unsigned long));
+static char * get_AT_name PARAMS ((unsigned long));
+static char * get_FORM_name PARAMS ((unsigned long));
+static void free_abbrevs PARAMS ((void));
+static void add_abbrev PARAMS ((unsigned long, unsigned long, int));
+static void add_abbrev_attr PARAMS ((unsigned long, unsigned long));
+static unsigned char * read_and_display_attr PARAMS ((unsigned long, unsigned long, unsigned char *, unsigned long));
+static unsigned char * display_block PARAMS ((unsigned char *, unsigned long));
+static void decode_location_expression PARAMS ((unsigned char *, unsigned int));
+static void request_dump PARAMS ((unsigned int, char));
+static const char * get_elf_class PARAMS ((unsigned char));
+static const char * get_data_encoding PARAMS ((unsigned char));
+static const char * get_osabi_name PARAMS ((unsigned char));
+
+typedef int Elf32_Word;
+
+#define SECTION_NAME(X) (string_table + (X)->sh_name)
+
+#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */
+
+#define BYTE_GET(field) byte_get (field, sizeof (field))
+
+#define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0]))
+
+#define GET_DATA_ALLOC(offset, size, var, type, reason) \
+ if (fseek (file, offset, SEEK_SET)) \
+ { \
+ error (_("Unable to seek to start of %s at %x\n"), reason, offset); \
+ return 0; \
+ } \
+ \
+ var = (type) malloc (size); \
+ \
+ if (var == NULL) \
+ { \
+ error (_("Out of memory allocating %d bytes for %s\n"), size, reason); \
+ return 0; \
+ } \
+ \
+ if (fread (var, size, 1, file) != 1) \
+ { \
+ error (_("Unable to read in %d bytes of %s\n"), size, reason); \
+ free (var); \
+ var = NULL; \
+ return 0; \
+ }
+
+
+#define GET_DATA(offset, var, reason) \
+ if (fseek (file, offset, SEEK_SET)) \
+ { \
+ error (_("Unable to seek to %x for %s\n"), offset, reason); \
+ return 0; \
+ } \
+ else if (fread (& var, sizeof (var), 1, file) != 1) \
+ { \
+ error (_("Unable to read data at %x for %s\n"), offset, reason); \
+ return 0; \
+ }
+
+#ifdef ANSI_PROTOTYPES
+static void
+error (const char * message, ...)
+{
+ va_list args;
+
+ fprintf (stderr, _("%s: Error: "), program_name);
+ va_start (args, message);
+ vfprintf (stderr, message, args);
+ va_end (args);
+ return;
+}
+
+static void
+warn (const char * message, ...)
+{
+ va_list args;
+
+ fprintf (stderr, _("%s: Warning: "), program_name);
+ va_start (args, message);
+ vfprintf (stderr, message, args);
+ va_end (args);
+ return;
+}
+#else
+static void
+error (va_alist)
+ va_dcl
+{
+ char * message;
+ va_list args;
+
+ fprintf (stderr, _("%s: Error: "), program_name);
+ va_start (args);
+ message = va_arg (args, char *);
+ vfprintf (stderr, message, args);
+ va_end (args);
+ return;
+}
+
+static void
+warn (va_alist)
+ va_dcl
+{
+ char * message;
+ va_list args;
+
+ fprintf (stderr, _("%s: Warning: "), program_name);
+ va_start (args);
+ message = va_arg (args, char *);
+ vfprintf (stderr, message, args);
+ va_end (args);
+ return;
+}
+#endif
+
+static unsigned long int
+byte_get_little_endian (field, size)
+ unsigned char * field;
+ int size;
+{
+ switch (size)
+ {
+ case 1:
+ return * field;
+
+ case 2:
+ return ((unsigned int) (field [0]))
+ | (((unsigned int) (field [1])) << 8);
+
+ case 4:
+ return ((unsigned long) (field [0]))
+ | (((unsigned long) (field [1])) << 8)
+ | (((unsigned long) (field [2])) << 16)
+ | (((unsigned long) (field [3])) << 24);
+
+ default:
+ error (_("Unhandled data length: %d\n"), size);
+ abort();
+ }
+}
+
+static unsigned long int
+byte_get_big_endian (field, size)
+ unsigned char * field;
+ int size;
+{
+ switch (size)
+ {
+ case 1:
+ return * field;
+
+ case 2:
+ return ((unsigned int) (field [1])) | (((int) (field [0])) << 8);
+
+ case 4:
+ return ((unsigned long) (field [3]))
+ | (((unsigned long) (field [2])) << 8)
+ | (((unsigned long) (field [1])) << 16)
+ | (((unsigned long) (field [0])) << 24);
+
+ default:
+ error (_("Unhandled data length: %d\n"), size);
+ abort();
+ }
+}
+
+
+/* Display the contents of the relocation data
+ found at the specified offset. */
+static int
+dump_relocations (file, rel_offset, rel_size, symtab, strtab)
+ FILE * file;
+ unsigned long rel_offset;
+ unsigned long rel_size;
+ Elf_Internal_Sym * symtab;
+ char * strtab;
+{
+ unsigned int i;
+ int is_rela;
+ Elf_Internal_Rel * rels;
+ Elf_Internal_Rela * relas;
+
+
+ /* Compute number of relocations and read them in. */
+ switch (elf_header.e_machine)
+ {
+ /* Targets that use REL relocations. */
+ case EM_ARM:
+ case EM_386:
+ case EM_486:
+ case EM_CYGNUS_M32R:
+ case EM_CYGNUS_D10V:
+ case EM_MIPS:
+ case EM_MIPS_RS4_BE:
+ {
+ 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));
+
+ 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);
+
+ is_rela = 0;
+ relas = (Elf_Internal_Rela *) rels;
+ }
+ break;
+
+ /* Targets that use RELA relocations. */
+ case EM_68K:
+ case EM_SPARC:
+ case EM_PPC:
+ case EM_CYGNUS_V850:
+ case EM_CYGNUS_D30V:
+ case EM_CYGNUS_MN10200:
+ case EM_CYGNUS_MN10300:
+ case EM_CYGNUS_FR30:
+ case EM_SH:
+ case EM_ALPHA:
+ case EM_MCORE:
+ {
+ 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));
+
+ 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);
+ }
+
+ free (erelas);
+
+ is_rela = 1;
+ rels = (Elf_Internal_Rel *) relas;
+ }
+ break;
+
+ default:
+ warn (_("Don't know about relocations on this machine architecture\n"));
+ return 0;
+ }
+
+ if (is_rela)
+ printf
+ (_(" Offset Info Type Symbol's Value Symbol's Name Addend\n"));
+ else
+ printf
+ (_(" Offset Info Type Symbol's Value Symbol's Name\n"));
+
+ for (i = 0; i < rel_size; i++)
+ {
+ const char * rtype;
+ unsigned long offset;
+ unsigned long info;
+ int symtab_index;
+
+ if (is_rela)
+ {
+ offset = relas [i].r_offset;
+ info = relas [i].r_info;
+ }
+ else
+ {
+ offset = rels [i].r_offset;
+ info = rels [i].r_info;
+ }
+
+ printf (" %8.8lx %5.5lx ", offset, info);
+
+ switch (elf_header.e_machine)
+ {
+ default:
+ rtype = NULL;
+ break;
+
+ case EM_CYGNUS_M32R:
+ rtype = elf_m32r_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_386:
+ case EM_486:
+ rtype = elf_i386_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_68K:
+ rtype = elf_m68k_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_SPARC:
+ rtype = elf_sparc_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_CYGNUS_V850:
+ rtype = v850_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_CYGNUS_D10V:
+ rtype = elf_d10v_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_CYGNUS_D30V:
+ rtype = elf_d30v_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_SH:
+ rtype = elf_sh_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_CYGNUS_MN10300:
+ rtype = elf_mn10300_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_CYGNUS_MN10200:
+ rtype = elf_mn10200_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_CYGNUS_FR30:
+ rtype = elf_fr30_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_MCORE:
+ rtype = elf_mcore_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_PPC:
+ rtype = elf_ppc_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_MIPS:
+ case EM_MIPS_RS4_BE:
+ rtype = elf_mips_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_ALPHA:
+ rtype = elf_alpha_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_ARM:
+ rtype = elf_arm_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_CYGNUS_ARC:
+ rtype = elf_arc_reloc_type (ELF32_R_TYPE (info));
+ break;
+
+ case EM_PARISC:
+ rtype = elf32_hppa_reloc_type (ELF32_R_TYPE (info));
+ break;
+ }
+
+ if (rtype == NULL)
+ printf (_("unrecognised: %-7lx"), ELF32_R_TYPE (info));
+ else
+ printf ("%-21.21s", rtype);
+
+ symtab_index = ELF32_R_SYM (info);
+
+ if (symtab_index && symtab != NULL)
+ {
+ 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);
+ }
+
+ putchar ('\n');
+ }
+
+ free (relas);
+
+ return 1;
+}
+
+static const char *
+get_mips_dynamic_type (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_dynamic_type (type)
+ unsigned long type;
+{
+ static char buff [32];
+
+ 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_PLTPADSZ: return "PLTPADSZ";
+ case DT_MOVEENT: return "MOVEENT";
+ case DT_MOVESZ: return "MOVESZ";
+ case DT_FEATURE_1: return "FEATURE_1";
+ case DT_POSFLAG_1: return "POSFLAG_1";
+ case DT_SYMINSZ: return "SYMINSZ";
+ case DT_SYMINENT: return "SYMINENT"; /* aka VALRNGHI */
+
+ case DT_ADDRRNGLO: return "ADDRRNGLO";
+ case DT_SYMINFO: return "SYMINFO"; /* aka ADDRRNGHI */
+
+ case DT_VERSYM: return "VERSYM";
+
+ 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 "AUXILARY";
+ case DT_USED: return "USED";
+ case DT_FILTER: return "FILTER";
+
+ default:
+ if ((type >= DT_LOPROC) && (type <= DT_HIPROC))
+ {
+ const char * result;
+
+ switch (elf_header.e_machine)
+ {
+ case EM_MIPS:
+ case EM_MIPS_RS4_BE:
+ result = get_mips_dynamic_type (type);
+ break;
+ default:
+ result = NULL;
+ break;
+ }
+
+ if (result != NULL)
+ return result;
+
+ sprintf (buff, _("Processor Specific: %lx"), type);
+ }
+ else if ((type >= DT_LOOS) && (type <= DT_HIOS))
+ sprintf (buff, _("Operating System specific: %lx"), type);
+ else
+ sprintf (buff, _("<unknown>: %lx"), type);
+
+ return buff;
+ }
+}
+
+static char *
+get_file_type (e_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))
+ sprintf (buff, _("Processor Specific: (%x)"), e_type);
+ else if ((e_type >= ET_LOOS) && (e_type <= ET_HIOS))
+ sprintf (buff, _("OS Specific: (%x)"), e_type);
+ else
+ sprintf (buff, _("<unknown>: %x"), e_type);
+ return buff;
+ }
+}
+
+static char *
+get_machine_name (e_machine)
+ unsigned e_machine;
+{
+ static char buff [32];
+
+ switch (e_machine)
+ {
+ case EM_NONE: return _("None");
+ case EM_M32: return "WE32100";
+ case EM_SPARC: return "Sparc";
+ 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 big-endian";
+ case EM_S370: return "Amdahl";
+ case EM_MIPS_RS4_BE: 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_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 "Hitachi SH";
+ case EM_SPARCV9: return "Sparc v9";
+ case EM_TRICORE: return "Siemens Tricore";
+ case EM_ARC: return "Argonaut RISC Core";
+ case EM_H8_300: return "Hitachi H8/300";
+ case EM_H8_300H: return "Hitachi H8/300H";
+ case EM_H8S: return "Hitachi H8S";
+ case EM_H8_500: return "Hitachi H8/500";
+ case EM_IA_64: return "Intel Merced";
+ 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: return "d10v";
+ case EM_CYGNUS_D30V: return "d30v";
+ case EM_CYGNUS_ARC: return "Arc";
+ case EM_CYGNUS_M32R: return "Mitsubishi M32r";
+ case EM_CYGNUS_V850: return "NEC v850";
+ case EM_CYGNUS_MN10300: return "mn10300";
+ case EM_CYGNUS_MN10200: return "mn10200";
+ case EM_CYGNUS_FR30: return "Fujitsu FR30";
+
+ default:
+ sprintf (buff, _("<unknown>: %x"), e_machine);
+ return buff;
+ }
+}
+
+static char *
+get_machine_flags (e_flags, e_machine)
+ unsigned e_flags;
+ unsigned e_machine;
+{
+ static char buf [1024];
+
+ buf[0] = '\0';
+ if (e_flags)
+ {
+ switch (e_machine)
+ {
+ default:
+ 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_CYGNUS_V850:
+ switch (e_flags & EF_V850_ARCH)
+ {
+ case E_V850E_ARCH:
+ strcat (buf, ", v850e");
+ break;
+ case E_V850EA_ARCH:
+ strcat (buf, ", v850ea");
+ break;
+ case E_V850_ARCH:
+ strcat (buf, ", v850");
+ break;
+ default:
+ strcat (buf, ", unknown v850 architecture variant");
+ break;
+ }
+ break;
+
+ case EM_CYGNUS_M32R:
+ if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH)
+ strcat (buf, ", m32r");
+
+ break;
+
+ case EM_MIPS:
+ case EM_MIPS_RS4_BE:
+ 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_ABI2)
+ strcat (buf, ", abi2");
+
+ if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_1)
+ strcat (buf, ", mips1");
+
+ if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_2)
+ strcat (buf, ", mips2");
+
+ if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_3)
+ strcat (buf, ", mips3");
+
+ if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_4)
+ strcat (buf, ", mips4");
+ break;
+ }
+ }
+
+ return buf;
+}
+
+static char *
+get_machine_data (e_data)
+ unsigned e_data;
+{
+ static char buff [32];
+
+ switch (e_data)
+ {
+ case ELFDATA2LSB: return _("ELFDATA2LSB (little endian)");
+ case ELFDATA2MSB: return _("ELFDATA2MSB (big endian)");
+ default:
+ sprintf (buff, _("<unknown>: %x"), e_data);
+ return buff;
+ }
+}
+
+static const char *
+get_mips_segment_type (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_segment_type (p_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";
+
+ default:
+ if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC))
+ {
+ const char * result;
+
+ switch (elf_header.e_machine)
+ {
+ case EM_MIPS:
+ case EM_MIPS_RS4_BE:
+ result = get_mips_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))
+ sprintf (buff, "LOOS+%lx", p_type - PT_LOOS);
+ else
+ sprintf (buff, _("<unknown>: %lx"), p_type);
+
+ return buff;
+ }
+}
+
+static const char *
+get_mips_section_type_name (sh_type)
+ 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_section_type_name (sh_type)
+ 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_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";
+
+ default:
+ if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC))
+ {
+ const char * result;
+
+ switch (elf_header.e_machine)
+ {
+ case EM_MIPS:
+ case EM_MIPS_RS4_BE:
+ result = get_mips_section_type_name (sh_type);
+ break;
+ default:
+ result = NULL;
+ break;
+ }
+
+ if (result != NULL)
+ return result;
+
+ sprintf (buff, "SHT_LOPROC+%x", sh_type - SHT_LOPROC);
+ }
+ else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS))
+ sprintf (buff, "SHT_LOOS+%x", sh_type - SHT_LOOS);
+ else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER))
+ sprintf (buff, "SHT_LOUSER+%x", sh_type - SHT_LOUSER);
+ else
+ sprintf (buff, _("<unknown>: %x"), sh_type);
+
+ return buff;
+ }
+}
+
+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, & do_histogram, 1},
+ {"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'},
+ {"dynamic", no_argument, 0, 'd'},
+ {"version-info", no_argument, 0, 'V'},
+ {"use-dynamic", no_argument, 0, 'D'},
+ {"hex-dump", required_argument, 0, 'x'},
+ {"debug-dump", optional_argument, 0, 'w'},
+#ifdef SUPPORT_DISASSEMBLY
+ {"instruction-dump", required_argument, 0, 'i'},
+#endif
+
+ {"version", no_argument, 0, 'v'},
+ {"help", no_argument, 0, 'H'},
+ {0, no_argument, 0, 0}
+};
+
+static void
+usage ()
+{
+ 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, _(" -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, _(" -S or --section-headers or --sections\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, _(" -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, _(" -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, _(" -w[liapr] or --debug-dump[=line,=info,=abbrev,=pubnames,=ranges]\n"));
+ fprintf (stdout, _(" Display the contents of DWARF2 debug sections\n"));
+#ifdef SUPPORT_DISASSEMBLY
+ 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, _(" -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"));
+
+ exit (0);
+}
+
+static void
+request_dump (section, type)
+ unsigned int section;
+ char type;
+{
+ if (section >= num_dump_sects)
+ {
+ char * new_dump_sects;
+
+ new_dump_sects = (char *) calloc (section + 1, 1);
+
+ if (new_dump_sects == NULL)
+ error (_("Out of memory allocating dump request table."));
+ else
+ {
+ /* Copy current flag settings. */
+ 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
+parse_args (argc, argv)
+ int argc;
+ char ** argv;
+{
+ int c;
+
+ if (argc < 2)
+ usage ();
+
+ while ((c = getopt_long
+ (argc, argv, "ersahldSDw::x:i:vV", options, NULL)) != EOF)
+ {
+ char * cp;
+ int section;
+
+ switch (c)
+ {
+ case 0:
+ /* Long options. */
+ break;
+ case 'H':
+ usage ();
+ break;
+
+ case 'a':
+ do_syms ++;
+ do_reloc ++;
+ do_dynamic ++;
+ do_header ++;
+ do_sections ++;
+ do_segments ++;
+ do_version ++;
+ do_histogram ++;
+ break;
+ case 'e':
+ do_header ++;
+ do_sections ++;
+ do_segments ++;
+ break;
+ case 'D':
+ do_using_dynamic ++;
+ break;
+ case 'r':
+ do_reloc ++;
+ 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 'x':
+ do_dump ++;
+ section = strtoul (optarg, & cp, 0);
+ if (! * cp && section >= 0)
+ {
+ request_dump (section, HEX_DUMP);
+ break;
+ }
+ goto oops;
+ case 'w':
+ do_dump ++;
+ if (optarg == 0)
+ do_debugging = 1;
+ else
+ {
+ do_debugging = 0;
+ switch (optarg[0])
+ {
+ 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':
+ case 'R':
+ do_debug_aranges = 1;
+ break;
+
+ default:
+ warn (_("Unrecognised debug option '%s'\n"), optarg);
+ break;
+ }
+ }
+ 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;
+ default:
+ oops:
+ /* xgettext:c-format */
+ error (_("Invalid option '-%c'\n"), c);
+ /* Drop through. */
+ case '?':
+ usage ();
+ }
+ }
+
+ if (!do_dynamic && !do_syms && !do_reloc && !do_sections
+ && !do_segments && !do_header && !do_dump && !do_version
+ && !do_histogram && !do_debugging)
+ usage ();
+ else if (argc < 3)
+ {
+ warn (_("Nothing to do.\n"));
+ usage();
+ }
+}
+
+static const char *
+get_elf_class (elf_class)
+ unsigned char elf_class;
+{
+ switch (elf_class)
+ {
+ case ELFCLASSNONE: return _("none");
+ case ELFCLASS32: return _("ELF32");
+ case ELFCLASS64: return _("ELF64");
+ default: return _("<unknown>");
+ }
+}
+
+static const char *
+get_data_encoding (encoding)
+ unsigned char encoding;
+{
+ switch (encoding)
+ {
+ case ELFDATANONE: return _("none");
+ case ELFDATA2LSB: return _("2's compilment, little endian");
+ case ELFDATA2MSB: return _("2's compilment, big endian");
+ default: return _("<unknown>");
+ }
+}
+
+static const char *
+get_osabi_name (osabi)
+ unsigned char osabi;
+{
+ 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>");
+ }
+}
+
+/* Decode the data held in 'elf_header'. */
+static int
+process_file_header ()
+{
+ 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>" : "");
+ 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 (_(" 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"),
+ (long) elf_header.e_phoff);
+ printf (_(" Start of section headers: %ld (bytes into file)\n"),
+ (long) elf_header.e_shoff);
+ 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\n"),
+ (long) elf_header.e_shnum);
+ printf (_(" Section header string table index: %ld\n"),
+ (long) elf_header.e_shstrndx);
+ }
+
+ /* Test class after dumping header so that at least the header can be
+ display on 64 bit binaries. */
+
+ binary_class = elf_header.e_ident [EI_CLASS];
+ if (binary_class != ELFCLASS32)
+ {
+ error (_("Not a 32 bit ELF file\n"));
+ return 0;
+ }
+
+ 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;
+
+ if (elf_header.e_phnum == 0)
+ {
+ if (do_segments)
+ printf (_("\nThere are no program headers in this file.\n"));
+ return 1;
+ }
+
+ if (do_segments && !do_header)
+ {
+ printf (_("\nElf file is %s\n"), get_file_type (elf_header.e_type));
+ printf (_("Entry point 0x%lx\n"), (unsigned long) elf_header.e_entry);
+ printf (_("There are %d program headers, starting at offset %lx:\n"),
+ 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));
+
+ if (program_headers == NULL)
+ {
+ error (_("Out of memory\n"));
+ return 0;
+ }
+
+ for (i = 0, segment = program_headers;
+ i < elf_header.e_phnum;
+ i ++, segment ++)
+ {
+ 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 (phdrs);
+
+ if (do_segments)
+ {
+ printf
+ (_("\nProgram Header%s:\n"), elf_header.e_phnum > 1 ? "s" : "");
+ printf
+ (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
+ }
+
+ loadaddr = -1;
+ dynamic_addr = 0;
+
+ for (i = 0, segment = program_headers;
+ i < elf_header.e_phnum;
+ i ++, segment ++)
+ {
+ if (do_segments)
+ {
+ printf (" %-11.11s ", get_segment_type (segment->p_type));
+ 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);
+ }
+
+ switch (segment->p_type)
+ {
+ case PT_LOAD:
+ if (loadaddr == -1)
+ loadaddr = (segment->p_vaddr & 0xfffff000)
+ - (segment->p_offset & 0xfffff000);
+ break;
+
+ case PT_DYNAMIC:
+ if (dynamic_addr)
+ error (_("more than one dynamic segment\n"));
+
+ dynamic_addr = segment->p_offset;
+ dynamic_size = segment->p_filesz;
+ break;
+
+ case PT_INTERP:
+ if (fseek (file, segment->p_offset, SEEK_SET))
+ error (_("Unable to find program interpreter name\n"));
+ else
+ {
+ program_interpreter[0] = 0;
+ fscanf (file, "%63s", program_interpreter);
+
+ if (do_segments)
+ printf (_("\n [Requesting program interpreter: %s]"),
+ program_interpreter);
+ }
+ break;
+ }
+
+ if (do_segments)
+ putc ('\n', stdout);
+ }
+
+ if (loadaddr == -1)
+ {
+ /* Very strange. */
+ loadaddr = 0;
+ }
+
+ if (do_segments && section_headers != NULL)
+ {
+ printf (_("\n Section to Segment mapping:\n"));
+ printf (_(" Segment Sections...\n"));
+
+ assert (string_table != NULL);
+
+ for (i = 0; i < elf_header.e_phnum; i++)
+ {
+ int j;
+ Elf32_Internal_Shdr * section;
+
+ segment = program_headers + i;
+ section = section_headers;
+
+ printf (" %2.2d ", i);
+
+ for (j = 0; j < elf_header.e_shnum; j++, section ++)
+ {
+ if (section->sh_size > 0
+ /* Compare allocated sections by VMA, unallocated
+ sections by file offset. */
+ && (section->sh_flags & SHF_ALLOC
+ ? (section->sh_addr >= segment->p_vaddr
+ && section->sh_addr + section->sh_size
+ <= segment->p_vaddr + segment->p_memsz)
+ : (section->sh_offset >= segment->p_offset
+ && (section->sh_offset + section->sh_size
+ <= segment->p_offset + segment->p_filesz))))
+ printf ("%s ", SECTION_NAME (section));
+ }
+
+ putc ('\n',stdout);
+ }
+ }
+
+ free (program_headers);
+
+ return 1;
+}
+
+
+static int
+get_section_headers (file)
+ FILE * file;
+{
+ Elf32_External_Shdr * shdrs;
+ Elf32_Internal_Shdr * internal;
+ unsigned int i;
+
+ GET_DATA_ALLOC (elf_header.e_shoff,
+ 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));
+
+ 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_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 Elf_Internal_Sym *
+get_elf_symbols (file, offset, number)
+ FILE * file;
+ unsigned long offset;
+ unsigned long number;
+{
+ Elf32_External_Sym * esyms;
+ Elf_Internal_Sym * isyms;
+ Elf_Internal_Sym * psym;
+ unsigned int j;
+
+ GET_DATA_ALLOC (offset, number * sizeof (Elf32_External_Sym),
+ esyms, Elf32_External_Sym *, "symbols");
+
+ isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym));
+
+ if (isyms == NULL)
+ {
+ error (_("Out of memory\n"));
+ 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);
+ psym->st_info = BYTE_GET (esyms[j].st_info);
+ psym->st_other = BYTE_GET (esyms[j].st_other);
+ }
+
+ free (esyms);
+
+ return isyms;
+}
+
+static int
+process_section_headers (file)
+ FILE * file;
+{
+ Elf32_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 %lx:\n"),
+ elf_header.e_shnum, (unsigned long) elf_header.e_shoff);
+
+ if (! get_section_headers (file))
+ return 0;
+
+ /* Read in the string table, so that we have names to display. */
+ section = section_headers + elf_header.e_shstrndx;
+
+ if (section->sh_size != 0)
+ {
+ unsigned long string_table_offset;
+
+ string_table_offset = section->sh_offset;
+
+ GET_DATA_ALLOC (section->sh_offset, section->sh_size,
+ string_table, char *, "string table");
+ }
+
+ /* Scan the sections for the dynamic symbol table
+ and dynamic string table and debug sections. */
+ dynamic_symbols = NULL;
+ dynamic_strings = NULL;
+ dynamic_syminfo = NULL;
+ 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;
+ }
+
+ dynamic_symbols = get_elf_symbols
+ (file, section->sh_offset,
+ section->sh_size / section->sh_entsize);
+ }
+ else if (section->sh_type == SHT_STRTAB
+ && strcmp (name, ".dynstr") == 0)
+ {
+ if (dynamic_strings != NULL)
+ {
+ error (_("File contains multiple dynamic string tables\n"));
+ continue;
+ }
+
+ GET_DATA_ALLOC (section->sh_offset, section->sh_size,
+ dynamic_strings, char *, "dynamic strings");
+ }
+ else if ((do_debugging || do_debug_info || do_debug_abbrevs
+ || do_debug_lines || do_debug_pubnames || do_debug_aranges)
+ && strncmp (name, ".debug_", 7) == 0)
+ {
+ name += 7;
+
+ if (do_debugging
+ || (do_debug_info && (strcmp (name, "info") == 0))
+ || (do_debug_abbrevs && (strcmp (name, "abbrev") == 0))
+ || (do_debug_lines && (strcmp (name, "line") == 0))
+ || (do_debug_pubnames && (strcmp (name, "pubnames") == 0))
+ || (do_debug_aranges && (strcmp (name, "aranges") == 0))
+ )
+ request_dump (i, DEBUG_DUMP);
+ }
+ }
+
+ if (! do_sections)
+ return 1;
+
+ printf (_("\nSection Header%s:\n"), elf_header.e_shnum > 1 ? "s" : "");
+ printf
+ (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n"));
+
+ for (i = 0, section = section_headers;
+ i < elf_header.e_shnum;
+ i ++, section ++)
+ {
+ printf (" [%2d] %-17.17s %-15.15s ",
+ i,
+ SECTION_NAME (section),
+ get_section_type_name (section->sh_type));
+
+ printf ( "%8.8lx %6.6lx %6.6lx %2.2lx",
+ (unsigned long) section->sh_addr,
+ (unsigned long) section->sh_offset,
+ (unsigned long) section->sh_size,
+ (unsigned long) section->sh_entsize);
+
+ printf (" %c%c%c %2ld %3lx %ld\n",
+ (section->sh_flags & SHF_WRITE ? 'W' : ' '),
+ (section->sh_flags & SHF_ALLOC ? 'A' : ' '),
+ (section->sh_flags & SHF_EXECINSTR ? 'X' : ' '),
+ (unsigned long) section->sh_link,
+ (unsigned long) section->sh_info,
+ (unsigned long) section->sh_addralign);
+ }
+
+ return 1;
+}
+
+/* Process the reloc section. */
+static int
+process_relocs (file)
+ FILE * file;
+{
+ unsigned long rel_size;
+ unsigned long rel_offset;
+
+
+ if (!do_reloc)
+ return 1;
+
+ if (do_using_dynamic)
+ {
+ rel_size = 0;
+ rel_offset = 0;
+
+ if (dynamic_info[DT_REL])
+ {
+ rel_offset = dynamic_info[DT_REL];
+ rel_size = dynamic_info[DT_RELSZ];
+ }
+ else if (dynamic_info [DT_RELA])
+ {
+ rel_offset = dynamic_info[DT_RELA];
+ rel_size = dynamic_info[DT_RELASZ];
+ }
+ else if (dynamic_info[DT_JMPREL])
+ {
+ rel_offset = dynamic_info[DT_JMPREL];
+ rel_size = dynamic_info[DT_PLTRELSZ];
+ }
+
+ if (rel_size)
+ {
+ printf
+ (_("\nRelocation section at offset 0x%lx contains %ld bytes:\n"),
+ rel_offset, rel_size);
+
+ dump_relocations (file, rel_offset - loadaddr, rel_size,
+ dynamic_symbols, dynamic_strings);
+ }
+ else
+ printf (_("\nThere are no dynamic relocations in this file.\n"));
+ }
+ else
+ {
+ Elf32_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)
+ {
+ Elf32_Internal_Shdr * strsec;
+ Elf32_Internal_Shdr * symsec;
+ Elf_Internal_Sym * symtab;
+ char * strtab;
+
+ 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));
+
+ symsec = section_headers + section->sh_link;
+
+ symtab = get_elf_symbols (file, symsec->sh_offset,
+ symsec->sh_size / symsec->sh_entsize);
+
+ if (symtab == NULL)
+ continue;
+
+ strsec = section_headers + symsec->sh_link;
+
+ GET_DATA_ALLOC (strsec->sh_offset, strsec->sh_size, strtab,
+ char *, "string table");
+
+ dump_relocations (file, rel_offset, rel_size, symtab, strtab);
+
+ free (strtab);
+ free (symtab);
+
+ found = 1;
+ }
+ }
+
+ if (! found)
+ printf (_("\nThere are no relocations in this file.\n"));
+ }
+
+ return 1;
+}
+
+
+static void
+dynamic_segment_mips_val (entry)
+ 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 (dynamic_strings != NULL)
+ printf ("Interface Version: %s\n",
+ dynamic_strings + entry->d_un.d_val);
+ else
+ printf ("%ld\n", (long) entry->d_un.d_ptr);
+ break;
+
+ case DT_MIPS_TIME_STAMP:
+ {
+ char timebuf[20];
+ time_t time = entry->d_un.d_val;
+ strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time));
+ 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);
+ }
+}
+
+/* Parse the dynamic segment */
+static int
+process_dynamic_segment (file)
+ FILE * file;
+{
+ Elf_Internal_Dyn * entry;
+ Elf32_External_Dyn * edyn;
+ unsigned int i;
+
+ if (dynamic_size == 0)
+ {
+ if (do_dynamic)
+ printf (_("\nThere is no dynamic segment in this file.\n"));
+
+ return 1;
+ }
+
+ 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 .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)
+ ;
+
+ dynamic_segment = (Elf_Internal_Dyn *)
+ malloc (dynamic_size * sizeof (Elf_Internal_Dyn));
+
+ if (dynamic_segment == NULL)
+ {
+ error (_("Out of memory\n"));
+ free (edyn);
+ return 0;
+ }
+
+ 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);
+
+ /* Find the appropriate symbol table. */
+ if (dynamic_symbols == NULL)
+ {
+ for (i = 0, entry = dynamic_segment;
+ i < dynamic_size;
+ ++i, ++ entry)
+ {
+ unsigned long offset;
+ long num_syms;
+
+ if (entry->d_tag != DT_SYMTAB)
+ continue;
+
+ dynamic_info[DT_SYMTAB] = entry->d_un.d_val;
+
+ /* Since we do not know how big the symbol table is,
+ 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 (num_syms < 1)
+ {
+ error (_("Unable to determine the number of symbols to load\n"));
+ continue;
+ }
+
+ dynamic_symbols = get_elf_symbols (file, offset, num_syms);
+ }
+ }
+
+ /* Similarly find a string table. */
+ if (dynamic_strings == NULL)
+ {
+ for (i = 0, entry = dynamic_segment;
+ i < dynamic_size;
+ ++i, ++ entry)
+ {
+ unsigned long offset;
+ long str_tab_len;
+
+ if (entry->d_tag != DT_STRTAB)
+ continue;
+
+ dynamic_info[DT_STRTAB] = entry->d_un.d_val;
+
+ /* Since we do not know how big the string table is,
+ 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\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;
+ }
+
+ GET_DATA_ALLOC (offset, str_tab_len, dynamic_strings, char *,
+ "dynamic string table");
+
+ break;
+ }
+ }
+
+ /* And find the syminfo section if available. */
+ if (dynamic_syminfo == NULL)
+ {
+ unsigned int syminsz = 0;
+
+ for (i = 0, entry = dynamic_segment;
+ i < dynamic_size;
+ ++i, ++ entry)
+ {
+ if (entry->d_tag == DT_SYMINENT)
+ {
+ /* Note: these braces are necessary to avoid a syntax
+ error from the SunOS4 C compiler. */
+ 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 = entry->d_un.d_val - loadaddr;
+ }
+
+ if (dynamic_syminfo_offset != 0 && syminsz != 0)
+ {
+ Elf_External_Syminfo *extsyminfo;
+ Elf_Internal_Syminfo *syminfo;
+
+ /* There is a syminfo section. Read the data. */
+ GET_DATA_ALLOC (dynamic_syminfo_offset, syminsz, extsyminfo,
+ Elf_External_Syminfo *, "symbol information");
+
+ dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz);
+ if (dynamic_syminfo == NULL)
+ {
+ error (_("Out of memory\n"));
+ return 0;
+ }
+
+ dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo);
+ for (i = 0, syminfo = dynamic_syminfo; i < dynamic_syminfo_nent;
+ ++i, ++syminfo)
+ {
+ syminfo->si_boundto = BYTE_GET (extsyminfo[i].si_boundto);
+ syminfo->si_flags = BYTE_GET (extsyminfo[i].si_flags);
+ }
+
+ free (extsyminfo);
+ }
+ }
+
+ if (do_dynamic && dynamic_addr)
+ printf (_("\nDynamic segment at offset 0x%x contains %d entries:\n"),
+ dynamic_addr, dynamic_size);
+ if (do_dynamic)
+ printf (_(" Tag Type Name/Value\n"));
+
+ for (i = 0, entry = dynamic_segment;
+ i < dynamic_size;
+ i++, entry ++)
+ {
+ if (do_dynamic)
+ printf (_(" 0x%-8.8lx (%s)%*s"),
+ (unsigned long) entry->d_tag,
+ get_dynamic_type (entry->d_tag),
+ 27 - strlen (get_dynamic_type (entry->d_tag)),
+ " ");
+
+ switch (entry->d_tag)
+ {
+ case DT_AUXILIARY:
+ case DT_FILTER:
+ if (do_dynamic)
+ {
+ if (entry->d_tag == DT_AUXILIARY)
+ printf (_("Auxiliary library"));
+ else
+ printf (_("Filter library"));
+
+ if (dynamic_strings)
+ printf (": [%s]\n", dynamic_strings + entry->d_un.d_val);
+ else
+ printf (": %#lx\n", (long) entry->d_un.d_val);
+ }
+ break;
+
+ case DT_FEATURE_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 & DTF_1_PARINIT)
+ {
+ printf (" PARINIT");
+ val ^= DTF_1_PARINIT;
+ }
+ 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 != 0)
+ printf (" %lx", val);
+ puts ("");
+ }
+ }
+ break;
+
+ case DT_PLTREL:
+ 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 :
+ dynamic_info[entry->d_tag] = entry->d_un.d_val;
+
+ if (do_dynamic)
+ {
+ char * name;
+
+ if (dynamic_strings == NULL)
+ name = NULL;
+ else
+ name = dynamic_strings + entry->d_un.d_val;
+
+ if (name)
+ {
+ switch (entry->d_tag)
+ {
+ case DT_NEEDED:
+ printf (_("Shared library: [%s]"), name);
+
+ if (strcmp (name, program_interpreter))
+ printf ("\n");
+ else
+ printf (_(" program interpreter\n"));
+ break;
+
+ case DT_SONAME:
+ printf (_("Library soname: [%s]\n"), name);
+ break;
+
+ case DT_RPATH:
+ printf (_("Library rpath: [%s]\n"), name);
+ break;
+
+ default:
+ printf ("%#lx\n", (long) entry->d_un.d_val);
+ }
+ }
+ else
+ printf ("%#lx\n", (long) entry->d_un.d_val);
+ }
+ break;
+
+ case DT_PLTRELSZ:
+ case DT_RELASZ :
+ case DT_STRSZ :
+ case DT_RELSZ :
+ case DT_RELAENT :
+ case DT_SYMENT :
+ case DT_RELENT :
+ case DT_PLTPADSZ:
+ case DT_MOVEENT :
+ case DT_MOVESZ :
+ case DT_INIT_ARRAYSZ:
+ case DT_FINI_ARRAYSZ:
+ if (do_dynamic)
+ printf ("%lu (bytes)\n", (unsigned long) entry->d_un.d_val);
+ break;
+
+ case DT_VERDEFNUM:
+ case DT_VERNEEDNUM:
+ case DT_RELACOUNT:
+ case DT_RELCOUNT:
+ if (do_dynamic)
+ printf ("%lu\n", (unsigned long) entry->d_un.d_val);
+ 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 (dynamic_strings != NULL && entry->d_tag == DT_USED)
+ {
+ char * name;
+
+ name = dynamic_strings + entry->d_un.d_val;
+
+ if (* name)
+ {
+ printf (_("Not needed object: [%s]\n"), name);
+ break;
+ }
+ }
+
+ printf ("%#lx\n", (long) entry->d_un.d_val);
+ }
+ break;
+
+ case DT_BIND_NOW:
+ /* The value of this entry is ignored. */
+ 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_RS4_BE:
+ dynamic_segment_mips_val (entry);
+ break;
+ default:
+ printf ("%#lx\n", (long) entry->d_un.d_ptr);
+ }
+ }
+ break;
+ }
+ }
+
+ return 1;
+}
+
+static char *
+get_ver_flags (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;
+}
+
+/* Display the contents of the version sections. */
+static int
+process_version_sections (file)
+ FILE * file;
+{
+ Elf32_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"),
+ section->sh_offset, section->sh_link,
+ SECTION_NAME (section_headers + section->sh_link));
+
+ GET_DATA_ALLOC (section->sh_offset, section->sh_size,
+ edefs, Elf_External_Verdef *,
+ "version definition section");
+
+ 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 (dynamic_strings)
+ printf (_("Name: %s\n"), dynamic_strings + 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 (dynamic_strings)
+ printf (_(" %#06x: Parent %d: %s\n"),
+ isum, j, dynamic_strings + 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"),
+ section->sh_offset, section->sh_link,
+ SECTION_NAME (section_headers + section->sh_link));
+
+ GET_DATA_ALLOC (section->sh_offset, section->sh_size,
+ eneed, Elf_External_Verneed *,
+ "version need section");
+
+ 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 (dynamic_strings)
+ printf (_(" File: %s"), dynamic_strings + 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 (dynamic_strings)
+ printf (_(" %#06x: Name: %s"),
+ isum, dynamic_strings + 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:
+ {
+ Elf32_Internal_Shdr * link_section;
+ int total;
+ int cnt;
+ unsigned char * edata;
+ unsigned short * data;
+ char * strtab;
+ Elf_Internal_Sym * symbols;
+ Elf32_Internal_Shdr * string_sec;
+
+ link_section = section_headers + section->sh_link;
+ total = section->sh_size / section->sh_entsize;
+
+ found = 1;
+
+ 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;
+
+ GET_DATA_ALLOC (string_sec->sh_offset, string_sec->sh_size,
+ strtab, char *, "version string table");
+
+ 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"),
+ section->sh_offset, section->sh_link,
+ SECTION_NAME (link_section));
+
+ GET_DATA_ALLOC (version_info [DT_VERSIONTAGIDX (DT_VERSYM)]
+ - loadaddr,
+ total * sizeof (short), edata,
+ unsigned char *, "version symbol data");
+
+ data = (unsigned short *) malloc (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;
+
+ 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' : ' ');
+
+ if (symbols [cnt + j].st_shndx < SHN_LORESERVE
+ && section_headers[symbols [cnt + j].st_shndx].sh_type
+ == SHT_NOBITS)
+ {
+ /* We must test both. */
+ Elf_Internal_Verneed ivn;
+ unsigned long offset;
+
+ offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
+ - loadaddr;
+
+ do
+ {
+ Elf_External_Verneed evn;
+ Elf_External_Vernaux evna;
+ Elf_Internal_Vernaux ivna;
+ unsigned long vna_off;
+
+ GET_DATA (offset, evn, "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
+ {
+ GET_DATA (vna_off, evna,
+ "version need aux (1)");
+
+ ivna.vna_next = BYTE_GET (evna.vna_next);
+ ivna.vna_other = BYTE_GET (evna.vna_other);
+
+ vna_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);
+
+ nn += printf ("(%s%-*s",
+ strtab + ivna.vna_name,
+ 12 - strlen (strtab
+ + ivna.vna_name),
+ ")");
+ break;
+ }
+ else if (ivn.vn_next == 0)
+ {
+ if (data [cnt + j] != 0x8001)
+ {
+ Elf_Internal_Verdef ivd;
+ Elf_External_Verdef evd;
+
+ offset = version_info
+ [DT_VERSIONTAGIDX (DT_VERDEF)]
+ - loadaddr;
+
+ do
+ {
+ GET_DATA (offset, evd,
+ "version definition");
+
+ 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 (offset + ivd.vd_aux, evda,
+ "version definition aux");
+
+ ivda.vda_name =
+ BYTE_GET (evda.vda_name);
+
+ nn +=
+ printf ("(%s%-*s",
+ strtab + ivda.vda_name,
+ 12
+ - strlen (strtab
+ + ivda.vda_name),
+ ")");
+ }
+ }
+
+ break;
+ }
+ else
+ offset += ivn.vn_next;
+ }
+ while (ivn.vn_next);
+ }
+ else if (symbols [cnt + j].st_shndx == SHN_UNDEF)
+ {
+ Elf_Internal_Verneed ivn;
+ unsigned long offset;
+
+ offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)]
+ - loadaddr;
+
+ do
+ {
+ Elf_Internal_Vernaux ivna;
+ Elf_External_Verneed evn;
+ Elf_External_Vernaux evna;
+ unsigned long a_off;
+
+ GET_DATA (offset, evn, "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 (a_off, evna,
+ "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);
+
+ nn += printf ("(%s%-*s",
+ strtab + ivna.vna_name,
+ 12 - strlen (strtab
+ + ivna.vna_name),
+ ")");
+ break;
+ }
+
+ offset += ivn.vn_next;
+ }
+ while (ivn.vn_next);
+ }
+ else if (data [cnt + j] != 0x8001)
+ {
+ Elf_Internal_Verdef ivd;
+ Elf_External_Verdef evd;
+ unsigned long offset;
+
+ offset = version_info
+ [DT_VERSIONTAGIDX (DT_VERDEF)] - loadaddr;
+
+ do
+ {
+ GET_DATA (offset, evd, "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 (offset - ivd.vd_next + ivd.vd_aux,
+ evda, "version def aux");
+
+ ivda.vda_name = BYTE_GET (evda.vda_name);
+
+ nn += printf ("(%s%-*s",
+ strtab + ivda.vda_name,
+ 12 - strlen (strtab
+ + ivda.vda_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 char *
+get_symbol_binding (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)
+ sprintf (buff, _("<processor specific>: %d"), binding);
+ else if (binding >= STB_LOOS && binding <= STB_HIOS)
+ sprintf (buff, _("<OS specific>: %d"), binding);
+ else
+ sprintf (buff, _("<unknown>: %d"), binding);
+ return buff;
+ }
+}
+
+static char *
+get_symbol_type (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");
+ default:
+ if (type >= STT_LOPROC && type <= STT_HIPROC)
+ sprintf (buff, _("<processor specific>: %d"), type);
+ else if (type >= STT_LOOS && type <= STT_HIOS)
+ sprintf (buff, _("<OS specific>: %d"), type);
+ else
+ sprintf (buff, _("<unknown>: %d"), type);
+ return buff;
+ }
+}
+
+static char *
+get_symbol_index_type (type)
+ unsigned int type;
+{
+ switch (type)
+ {
+ case SHN_UNDEF: return "UND";
+ case SHN_ABS: return "ABS";
+ case SHN_COMMON: return "COM";
+ default:
+ if (type >= SHN_LOPROC && type <= SHN_HIPROC)
+ return "PRC";
+ else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE)
+ return "RSV";
+ else if (type >= SHN_LOOS && type <= SHN_HIOS)
+ return "OS ";
+ else
+ {
+ static char buff [32];
+
+ sprintf (buff, "%3d", type);
+ return buff;
+ }
+ }
+}
+
+
+static int *
+get_dynamic_data (file, number)
+ FILE * file;
+ unsigned int number;
+{
+ char * e_data;
+ int * i_data;
+
+ e_data = (char *) malloc (number * 4);
+
+ if (e_data == NULL)
+ {
+ error (_("Out of memory\n"));
+ return NULL;
+ }
+
+ if (fread (e_data, 4, number, file) != number)
+ {
+ error (_("Unable to read in dynamic data\n"));
+ return NULL;
+ }
+
+ i_data = (int *) malloc (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 * 4, 4);
+
+ free (e_data);
+
+ return i_data;
+}
+
+/* Dump the symbol table */
+static int
+process_symbol_table (file)
+ FILE * file;
+{
+ Elf32_Internal_Shdr * section;
+ char nb [4];
+ char nc [4];
+ int nbuckets;
+ int nchains;
+ int * buckets = NULL;
+ int * chains = NULL;
+
+ if (! do_syms && !do_histogram)
+ return 1;
+
+ if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL)
+ || do_histogram))
+ {
+ if (fseek (file, dynamic_info[DT_HASH] - loadaddr, SEEK_SET))
+ {
+ error (_("Unable to seek to start of dynamic information"));
+ return 0;
+ }
+
+ if (fread (nb, sizeof (nb), 1, file) != 1)
+ {
+ error (_("Failed to read in number of buckets\n"));
+ return 0;
+ }
+
+ if (fread (nc, sizeof (nc), 1, file) != 1)
+ {
+ error (_("Failed to read in number of chains\n"));
+ return 0;
+ }
+
+ nbuckets = byte_get (nb, 4);
+ nchains = byte_get (nc, 4);
+
+ buckets = get_dynamic_data (file, nbuckets);
+ chains = get_dynamic_data (file, nchains);
+
+ if (buckets == NULL || chains == NULL)
+ return 0;
+ }
+
+ if (do_syms
+ && dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
+ {
+ int hn;
+ int si;
+
+ printf (_("\nSymbol table for image:\n"));
+ printf (_(" Num Buc: Value Size Type Bind Ot Ndx Name\n"));
+
+ for (hn = 0; hn < nbuckets; hn++)
+ {
+ if (! buckets [hn])
+ continue;
+
+ for (si = buckets [hn]; si; si = chains [si])
+ {
+ Elf_Internal_Sym * psym;
+
+ psym = dynamic_symbols + si;
+
+ printf (" %3d %3d: %8lx %5ld %6s %6s %2d ",
+ si, hn,
+ (unsigned long) psym->st_value,
+ (unsigned long) psym->st_size,
+ get_symbol_type (ELF_ST_TYPE (psym->st_info)),
+ get_symbol_binding (ELF_ST_BIND (psym->st_info)),
+ psym->st_other);
+
+ printf ("%3.3s", get_symbol_index_type (psym->st_shndx));
+
+ printf (" %s\n", dynamic_strings + psym->st_name);
+ }
+ }
+ }
+ 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;
+ 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));
+ fputs (_(" Num: Value Size Type Bind Ot Ndx Name\n"),
+ stdout);
+
+ symtab = get_elf_symbols (file, section->sh_offset,
+ section->sh_size / section->sh_entsize);
+ if (symtab == NULL)
+ continue;
+
+ if (section->sh_link == elf_header.e_shstrndx)
+ strtab = string_table;
+ else
+ {
+ Elf32_Internal_Shdr * string_sec;
+
+ string_sec = section_headers + section->sh_link;
+
+ GET_DATA_ALLOC (string_sec->sh_offset, string_sec->sh_size,
+ strtab, char *, "string table");
+ }
+
+ for (si = 0, psym = symtab;
+ si < section->sh_size / section->sh_entsize;
+ si ++, psym ++)
+ {
+ printf (" %3d: %8lx %5ld %-7s %-6s %2d ",
+ si,
+ (unsigned long) psym->st_value,
+ (unsigned long) psym->st_size,
+ get_symbol_type (ELF_ST_TYPE (psym->st_info)),
+ get_symbol_binding (ELF_ST_BIND (psym->st_info)),
+ psym->st_other);
+
+ if (psym->st_shndx == 0)
+ fputs (" UND", stdout);
+ else if ((psym->st_shndx & 0xffff) == 0xfff1)
+ fputs (" ABS", stdout);
+ else if ((psym->st_shndx & 0xffff) == 0xfff2)
+ fputs (" COM", stdout);
+ else
+ printf ("%4x", psym->st_shndx);
+
+ printf (" %s", strtab + psym->st_name);
+
+ 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 = version_info [DT_VERSIONTAGIDX (DT_VERSYM)]
+ - loadaddr;
+
+ GET_DATA (offset + si * sizeof (vers_data), data,
+ "version data");
+
+ vers_data = byte_get (data, 2);
+
+ is_nobits = psym->st_shndx < SHN_LORESERVE ?
+ (section_headers [psym->st_shndx].sh_type == SHT_NOBITS)
+ : 0;
+
+ check_def = (psym->st_shndx != SHN_UNDEF);
+
+ if ((vers_data & 0x8000) || vers_data > 1)
+ {
+ if (is_nobits || ! check_def)
+ {
+ Elf_External_Verneed evn;
+ Elf_Internal_Verneed ivn;
+ Elf_Internal_Vernaux ivna;
+
+ /* We must test both. */
+ offset = version_info
+ [DT_VERSIONTAGIDX (DT_VERNEED)] - loadaddr;
+
+ GET_DATA (offset, evn, "version need");
+
+ ivn.vn_aux = BYTE_GET (evn.vn_aux);
+ ivn.vn_next = BYTE_GET (evn.vn_next);
+
+ do
+ {
+ unsigned long vna_off;
+
+ vna_off = offset + ivn.vn_aux;
+
+ do
+ {
+ Elf_External_Vernaux evna;
+
+ GET_DATA (vna_off, evna,
+ "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)",
+ strtab + ivna.vna_name, 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)
+ {
+ Elf_Internal_Verdef ivd;
+ Elf_Internal_Verdaux ivda;
+ Elf_External_Verdaux evda;
+ unsigned long offset;
+
+ offset =
+ version_info [DT_VERSIONTAGIDX (DT_VERDEF)]
+ - loadaddr;
+
+ do
+ {
+ Elf_External_Verdef evd;
+
+ GET_DATA (offset, evd, "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 (offset, evda, "version def aux");
+
+ ivda.vda_name = BYTE_GET (evda.vda_name);
+
+ if (psym->st_name != ivda.vda_name)
+ printf ((vers_data & 0x8000)
+ ? "@%s" : "@@%s",
+ strtab + ivda.vda_name);
+ }
+ }
+ }
+ }
+
+ 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)
+ {
+ int *lengths;
+ int *counts;
+ int hn;
+ int si;
+ int maxlength = 0;
+ int nzero_counts = 0;
+ int nsyms = 0;
+
+ printf (_("\nHistogram for bucket list length (total of %d buckets):\n"),
+ nbuckets);
+ printf (_(" Length Number %% of total Coverage\n"));
+
+ lengths = (int *) calloc (nbuckets, sizeof (int));
+ if (lengths == NULL)
+ {
+ error (_("Out of memory"));
+ return 0;
+ }
+ for (hn = 0; hn < nbuckets; ++hn)
+ {
+ if (! buckets [hn])
+ continue;
+
+ for (si = buckets[hn]; si; si = chains[si])
+ {
+ ++nsyms;
+ if (maxlength < ++lengths[hn])
+ ++maxlength;
+ }
+ }
+
+ counts = (int *) calloc (maxlength + 1, sizeof (int));
+ if (counts == NULL)
+ {
+ error (_("Out of memory"));
+ return 0;
+ }
+
+ for (hn = 0; hn < nbuckets; ++hn)
+ ++ counts [lengths [hn]];
+
+ printf (" 0 %-10d (%5.1f%%)\n",
+ counts[0], (counts[0] * 100.0) / nbuckets);
+ for (si = 1; si <= maxlength; ++si)
+ {
+ nzero_counts += counts[si] * si;
+ printf ("%7d %-10d (%5.1f%%) %5.1f%%\n",
+ si, counts[si], (counts[si] * 100.0) / nbuckets,
+ (nzero_counts * 100.0) / nsyms);
+ }
+
+ free (counts);
+ free (lengths);
+ }
+
+ if (buckets != NULL)
+ {
+ free (buckets);
+ free (chains);
+ }
+
+ return 1;
+}
+
+static int
+process_syminfo (file)
+ FILE * file;
+{
+ int i;
+
+ if (dynamic_syminfo == NULL
+ || !do_dynamic)
+ /* No syminfo, this is ok. */
+ return 1;
+
+ /* There better should be a dynamic symbol section. */
+ 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: %-30s ", i,
+ dynamic_strings + dynamic_symbols[i].st_name);
+
+ 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_size)
+ printf ("%-10s ",
+ dynamic_strings
+ + dynamic_segment[dynamic_syminfo[i].si_boundto].d_un.d_val);
+ 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 void
+disassemble_section (section, file)
+ Elf32_Internal_Shdr * section;
+ FILE * file;
+{
+ printf (_("\nAssembly dump of section %s\n"),
+ SECTION_NAME (section));
+
+ /* XXX -- to be done --- XXX */
+
+ return 1;
+}
+#endif
+
+static int
+dump_section (section, file)
+ Elf32_Internal_Shdr * section;
+ FILE * file;
+{
+ int bytes;
+ int addr;
+ unsigned char * data;
+ unsigned char * start;
+
+ bytes = section->sh_size;
+
+ if (bytes == 0)
+ {
+ 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;
+
+ GET_DATA_ALLOC (section->sh_offset, bytes, start, unsigned char *,
+ "section data");
+
+ data = start;
+
+ while (bytes)
+ {
+ int j;
+ int k;
+ int lbytes;
+
+ lbytes = (bytes > 16 ? 16 : bytes);
+
+ printf (" 0x%8.8x ", addr);
+
+ switch (elf_header.e_ident [EI_DATA])
+ {
+ case ELFDATA2LSB:
+ for (j = 15; j >= 0; j --)
+ {
+ if (j < lbytes)
+ printf ("%2.2x", data [j]);
+ else
+ printf (" ");
+
+ if (!(j & 0x3))
+ printf (" ");
+ }
+ break;
+
+ case ELFDATA2MSB:
+ for (j = 0; j < 16; j++)
+ {
+ if (j < lbytes)
+ printf ("%2.2x", data [j]);
+ else
+ printf (" ");
+
+ if ((j & 3) == 3)
+ printf (" ");
+ }
+ break;
+ }
+
+ for (j = 0; j < lbytes; j++)
+ {
+ k = data [j];
+ if (k >= ' ' && k < 0x80)
+ printf ("%c", k);
+ else
+ printf (".");
+ }
+
+ putchar ('\n');
+
+ data += lbytes;
+ addr += lbytes;
+ bytes -= lbytes;
+ }
+
+ free (start);
+
+ return 1;
+}
+
+
+static unsigned long int
+read_leb128 (data, length_return, sign)
+ unsigned char * data;
+ int * length_return;
+ int sign;
+{
+ unsigned long int result = 0;
+ unsigned int num_read = 0;
+ int shift = 0;
+ unsigned char byte;
+
+ do
+ {
+ byte = * data ++;
+ num_read ++;
+
+ result |= (byte & 0x7f) << shift;
+
+ shift += 7;
+
+ }
+ while (byte & 0x80);
+
+ if (length_return != NULL)
+ * length_return = num_read;
+
+ if (sign && (shift < 32) && (byte & 0x40))
+ result |= -1 << shift;
+
+ return result;
+}
+
+typedef struct State_Machine_Registers
+{
+ unsigned long address;
+ unsigned int file;
+ unsigned int line;
+ unsigned int column;
+ int is_stmt;
+ int basic_block;
+ int end_sequence;
+/* This variable hold the number of the last entry seen
+ in the File Table. */
+ unsigned int last_file_entry;
+} SMR;
+
+static SMR state_machine_regs;
+
+static void
+reset_state_machine (is_stmt)
+ int is_stmt;
+{
+ state_machine_regs.address = 0;
+ state_machine_regs.file = 1;
+ state_machine_regs.line = 1;
+ state_machine_regs.column = 0;
+ state_machine_regs.is_stmt = is_stmt;
+ state_machine_regs.basic_block = 0;
+ state_machine_regs.end_sequence = 0;
+ state_machine_regs.last_file_entry = 0;
+}
+
+/* Handled an extend line op. Returns true if this is the end
+ of sequence. */
+static int
+process_extended_line_op (data, is_stmt)
+ unsigned char * data;
+ int is_stmt;
+{
+ unsigned char op_code;
+ int bytes_read;
+ unsigned int len;
+ unsigned char * name;
+ unsigned long adr;
+
+ len = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+
+ if (len == 0)
+ {
+ warn (_("badly formed extended line op encountered!"));
+ return bytes_read;
+ }
+
+ len += bytes_read;
+ op_code = * data ++;
+
+ printf (_(" Extended opcode %d: "), op_code);
+
+ switch (op_code)
+ {
+ case DW_LNE_end_sequence:
+ printf (_("End of Sequence\n\n"));
+ reset_state_machine (is_stmt);
+ break;
+
+ case DW_LNE_set_address:
+ /* XXX - assumption here that address size is 4! */
+ adr = byte_get (data, 4);
+ printf (_("set Address to 0x%lx\n"), adr);
+ state_machine_regs.address = adr;
+ break;
+
+ case DW_LNE_define_file:
+ printf (_(" define new File Table entry\n"));
+ printf (_(" Entry\tDir\tTime\tSize\tName\n"));
+
+ printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
+ name = data;
+ data += strlen (data) + 1;
+ printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
+ printf (_("%s\n\n"), name);
+ break;
+
+ default:
+ printf (_("UNKNOWN: length %d\n"), len - bytes_read);
+ break;
+ }
+
+ return len;
+}
+
+
+static int
+display_debug_lines (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ DWARF2_External_LineInfo * external;
+ DWARF2_Internal_LineInfo info;
+ unsigned char * standard_opcodes;
+ unsigned char * data = start;
+ unsigned char * end = start + section->sh_size;
+ unsigned char * end_of_sequence;
+ int i;
+
+ printf (_("\nDump of debug contents of section %s:\n\n"),
+ SECTION_NAME (section));
+
+ while (data < end)
+ {
+ external = (DWARF2_External_LineInfo *) data;
+
+ /* Check the length of the block. */
+ info.li_length = BYTE_GET (external->li_length);
+ if (info.li_length > section->sh_size)
+ {
+ warn
+ (_("The line info appears to be corrupt - the section is too small\n"));
+ return 0;
+ }
+
+ /* Check its version number. */
+ info.li_version = BYTE_GET (external->li_version);
+ if (info.li_version != 2)
+ {
+ warn (_("Only DWARF version 2 line info is currently supported.\n"));
+ return 0;
+ }
+
+ info.li_prologue_length = BYTE_GET (external->li_prologue_length);
+ info.li_min_insn_length = BYTE_GET (external->li_min_insn_length);
+ info.li_default_is_stmt = BYTE_GET (external->li_default_is_stmt);
+ info.li_line_base = BYTE_GET (external->li_line_base);
+ info.li_line_range = BYTE_GET (external->li_line_range);
+ info.li_opcode_base = BYTE_GET (external->li_opcode_base);
+
+ /* Sign extend the line base field. */
+ info.li_line_base <<= 24;
+ info.li_line_base >>= 24;
+
+ printf (_(" Length: %ld\n"), info.li_length);
+ printf (_(" DWARF Version: %d\n"), info.li_version);
+ printf (_(" Prolgue Length: %d\n"), info.li_prologue_length);
+ printf (_(" Minimum Instruction Length: %d\n"), info.li_min_insn_length);
+ printf (_(" Initial value of 'is_stmt': %d\n"), info.li_default_is_stmt);
+ printf (_(" Line Base: %d\n"), info.li_line_base);
+ printf (_(" Line Range: %d\n"), info.li_line_range);
+ printf (_(" Opcode Base: %d\n"), info.li_opcode_base);
+
+ end_of_sequence = data + info.li_length + sizeof (info.li_length);
+
+ reset_state_machine (info.li_default_is_stmt);
+
+ /* Display the contents of the Opcodes table. */
+ standard_opcodes = data + sizeof (* external);
+
+ printf (_("\n Opcodes:\n"));
+
+ for (i = 1; i < info.li_opcode_base; i++)
+ printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i]);
+
+ /* Display the contents of the Directory table. */
+ data = standard_opcodes + info.li_opcode_base - 1;
+
+ if (* data == 0)
+ printf (_("\n The Directory Table is empty.\n"));
+ else
+ {
+ printf (_("\n The Directory Table:\n"));
+
+ while (* data != 0)
+ {
+ printf (_(" %s\n"), data);
+
+ data += strlen (data) + 1;
+ }
+ }
+
+ /* Skip the NUL at the end of the table. */
+ data ++;
+
+ /* Display the contents of the File Name table. */
+ if (* data == 0)
+ printf (_("\n The File Name Table is empty.\n"));
+ else
+ {
+ printf (_("\n The File Name Table:\n"));
+ printf (_(" Entry\tDir\tTime\tSize\tName\n"));
+
+ while (* data != 0)
+ {
+ char * name;
+ int bytes_read;
+
+ printf (_(" %d\t"), ++ state_machine_regs.last_file_entry);
+ name = data;
+
+ data += strlen (data) + 1;
+
+ printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_("%s\n"), name);
+ }
+ }
+
+ /* Skip the NUL at the end of the table. */
+ data ++;
+
+ /* Now display the statements. */
+ printf (_("\n Line Number Statements:\n"));
+
+
+ while (data < end_of_sequence)
+ {
+ unsigned char op_code;
+ int adv;
+ int bytes_read;
+
+ op_code = * data ++;
+
+ switch (op_code)
+ {
+ case DW_LNS_extended_op:
+ data += process_extended_line_op (data, info.li_default_is_stmt);
+ break;
+
+ case DW_LNS_copy:
+ printf (_(" Copy\n"));
+ break;
+
+ case DW_LNS_advance_pc:
+ adv = info.li_min_insn_length * read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ state_machine_regs.address += adv;
+ printf (_(" Advance PC by %d to %lx\n"), adv,
+ state_machine_regs.address);
+ break;
+
+ case DW_LNS_advance_line:
+ adv = read_leb128 (data, & bytes_read, 1);
+ data += bytes_read;
+ state_machine_regs.line += adv;
+ printf (_(" Advance Line by %d to %d\n"), adv,
+ state_machine_regs.line);
+ break;
+
+ case DW_LNS_set_file:
+ adv = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (_(" Set File Name to entry %d in the File Name Table\n"),
+ adv);
+ state_machine_regs.file = adv;
+ break;
+
+ case DW_LNS_set_column:
+ adv = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (_(" Set column to %d\n"), adv);
+ state_machine_regs.column = adv;
+ break;
+
+ case DW_LNS_negate_stmt:
+ adv = state_machine_regs.is_stmt;
+ adv = ! adv;
+ printf (_(" Set is_stmt to %d\n"), adv);
+ state_machine_regs.is_stmt = adv;
+ break;
+
+ case DW_LNS_set_basic_block:
+ printf (_(" Set basic block\n"));
+ state_machine_regs.basic_block = 1;
+ break;
+
+ case DW_LNS_const_add_pc:
+ adv = (255 - info.li_opcode_base) / info.li_line_range;
+ state_machine_regs.address += adv;
+ printf (_(" Advance PC by constant %d to 0x%lx\n"), adv,
+ state_machine_regs.address);
+ break;
+
+ case DW_LNS_fixed_advance_pc:
+ adv = byte_get (data, 2);
+ data += 2;
+ state_machine_regs.address += adv;
+ printf (_(" Advance PC by fixed size amount %d to 0x%lx\n"),
+ adv, state_machine_regs.address);
+ break;
+
+ default:
+ op_code -= info.li_opcode_base;
+ adv = (op_code / info.li_line_range) * info.li_min_insn_length;
+ 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;
+ state_machine_regs.line += adv;
+ printf (_(" and Line by %d to %d\n"),
+ adv, state_machine_regs.line);
+ break;
+ }
+ }
+ printf ("\n");
+ }
+
+ return 1;
+}
+
+static int
+display_debug_pubnames (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ DWARF2_External_PubNames * external;
+ DWARF2_Internal_PubNames pubnames;
+ unsigned char * end;
+
+ end = start + section->sh_size;
+
+ printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
+
+ while (start < end)
+ {
+ unsigned char * data;
+ unsigned long offset;
+
+ external = (DWARF2_External_PubNames *) start;
+
+ pubnames.pn_length = BYTE_GET (external->pn_length);
+ pubnames.pn_version = BYTE_GET (external->pn_version);
+ pubnames.pn_offset = BYTE_GET (external->pn_offset);
+ pubnames.pn_size = BYTE_GET (external->pn_size);
+
+ data = start + sizeof (* external);
+ start += pubnames.pn_length + sizeof (external->pn_length);
+
+ if (pubnames.pn_version != 2)
+ {
+ warn (_("Only DWARF 2 pubnames are currently supported"));
+ continue;
+ }
+
+ printf (_(" Length: %ld\n"),
+ pubnames.pn_length);
+ printf (_(" Version: %d\n"),
+ pubnames.pn_version);
+ printf (_(" Offset into .debug_info section: %ld\n"),
+ pubnames.pn_offset);
+ printf (_(" Size of area in .debug_info section: %ld\n"),
+ pubnames.pn_size);
+
+ printf (_("\n Offset\tName\n"));
+
+ do
+ {
+ offset = byte_get (data, 4);
+
+ if (offset != 0)
+ {
+ data += 4;
+ printf (" %ld\t\t%s\n", offset, data);
+ data += strlen (data) + 1;
+ }
+ }
+ while (offset != 0);
+ }
+
+ printf ("\n");
+ return 1;
+}
+
+static char *
+get_TAG_name (tag)
+ unsigned long tag;
+{
+ switch (tag)
+ {
+ case DW_TAG_padding: return "DW_TAG_padding";
+ case DW_TAG_array_type: return "DW_TAG_array_type";
+ case DW_TAG_class_type: return "DW_TAG_class_type";
+ case DW_TAG_entry_point: return "DW_TAG_entry_point";
+ case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
+ case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
+ case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
+ case DW_TAG_label: return "DW_TAG_label";
+ case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
+ case DW_TAG_member: return "DW_TAG_member";
+ case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
+ case DW_TAG_reference_type: return "DW_TAG_reference_type";
+ case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
+ case DW_TAG_string_type: return "DW_TAG_string_type";
+ case DW_TAG_structure_type: return "DW_TAG_structure_type";
+ case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
+ case DW_TAG_typedef: return "DW_TAG_typedef";
+ case DW_TAG_union_type: return "DW_TAG_union_type";
+ case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
+ case DW_TAG_variant: return "DW_TAG_variant";
+ case DW_TAG_common_block: return "DW_TAG_common_block";
+ case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
+ case DW_TAG_inheritance: return "DW_TAG_inheritance";
+ case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
+ case DW_TAG_module: return "DW_TAG_module";
+ case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
+ case DW_TAG_set_type: return "DW_TAG_set_type";
+ case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
+ case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
+ case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
+ case DW_TAG_base_type: return "DW_TAG_base_type";
+ case DW_TAG_catch_block: return "DW_TAG_catch_block";
+ case DW_TAG_const_type: return "DW_TAG_const_type";
+ case DW_TAG_constant: return "DW_TAG_constant";
+ case DW_TAG_enumerator: return "DW_TAG_enumerator";
+ case DW_TAG_file_type: return "DW_TAG_file_type";
+ case DW_TAG_friend: return "DW_TAG_friend";
+ case DW_TAG_namelist: return "DW_TAG_namelist";
+ case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
+ case DW_TAG_packed_type: return "DW_TAG_packed_type";
+ case DW_TAG_subprogram: return "DW_TAG_subprogram";
+ case DW_TAG_template_type_param: return "DW_TAG_template_type_param";
+ case DW_TAG_template_value_param: return "DW_TAG_template_value_param";
+ case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
+ case DW_TAG_try_block: return "DW_TAG_try_block";
+ case DW_TAG_variant_part: return "DW_TAG_variant_part";
+ case DW_TAG_variable: return "DW_TAG_variable";
+ case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
+ case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop";
+ case DW_TAG_format_label: return "DW_TAG_format_label";
+ case DW_TAG_function_template: return "DW_TAG_function_template";
+ case DW_TAG_class_template: return "DW_TAG_class_template";
+ default:
+ {
+ static char buffer [100];
+
+ sprintf (buffer, _("Unknown TAG value: %lx"), tag);
+ return buffer;
+ }
+ }
+}
+
+static char *
+get_AT_name (attribute)
+ unsigned long attribute;
+{
+ switch (attribute)
+ {
+ case DW_AT_sibling: return "DW_AT_sibling";
+ case DW_AT_location: return "DW_AT_location";
+ case DW_AT_name: return "DW_AT_name";
+ case DW_AT_ordering: return "DW_AT_ordering";
+ case DW_AT_subscr_data: return "DW_AT_subscr_data";
+ case DW_AT_byte_size: return "DW_AT_byte_size";
+ case DW_AT_bit_offset: return "DW_AT_bit_offset";
+ case DW_AT_bit_size: return "DW_AT_bit_size";
+ case DW_AT_element_list: return "DW_AT_element_list";
+ case DW_AT_stmt_list: return "DW_AT_stmt_list";
+ case DW_AT_low_pc: return "DW_AT_low_pc";
+ case DW_AT_high_pc: return "DW_AT_high_pc";
+ case DW_AT_language: return "DW_AT_language";
+ case DW_AT_member: return "DW_AT_member";
+ case DW_AT_discr: return "DW_AT_discr";
+ case DW_AT_discr_value: return "DW_AT_discr_value";
+ case DW_AT_visibility: return "DW_AT_visibility";
+ case DW_AT_import: return "DW_AT_import";
+ case DW_AT_string_length: return "DW_AT_string_length";
+ case DW_AT_common_reference: return "DW_AT_common_reference";
+ case DW_AT_comp_dir: return "DW_AT_comp_dir";
+ case DW_AT_const_value: return "DW_AT_const_value";
+ case DW_AT_containing_type: return "DW_AT_containing_type";
+ case DW_AT_default_value: return "DW_AT_default_value";
+ case DW_AT_inline: return "DW_AT_inline";
+ case DW_AT_is_optional: return "DW_AT_is_optional";
+ case DW_AT_lower_bound: return "DW_AT_lower_bound";
+ case DW_AT_producer: return "DW_AT_producer";
+ case DW_AT_prototyped: return "DW_AT_prototyped";
+ case DW_AT_return_addr: return "DW_AT_return_addr";
+ case DW_AT_start_scope: return "DW_AT_start_scope";
+ case DW_AT_stride_size: return "DW_AT_stride_size";
+ case DW_AT_upper_bound: return "DW_AT_upper_bound";
+ case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
+ case DW_AT_accessibility: return "DW_AT_accessibility";
+ case DW_AT_address_class: return "DW_AT_address_class";
+ case DW_AT_artificial: return "DW_AT_artificial";
+ case DW_AT_base_types: return "DW_AT_base_types";
+ case DW_AT_calling_convention: return "DW_AT_calling_convention";
+ case DW_AT_count: return "DW_AT_count";
+ case DW_AT_data_member_location: return "DW_AT_data_member_location";
+ case DW_AT_decl_column: return "DW_AT_decl_column";
+ case DW_AT_decl_file: return "DW_AT_decl_file";
+ case DW_AT_decl_line: return "DW_AT_decl_line";
+ case DW_AT_declaration: return "DW_AT_declaration";
+ case DW_AT_discr_list: return "DW_AT_discr_list";
+ case DW_AT_encoding: return "DW_AT_encoding";
+ case DW_AT_external: return "DW_AT_external";
+ case DW_AT_frame_base: return "DW_AT_frame_base";
+ case DW_AT_friend: return "DW_AT_friend";
+ case DW_AT_identifier_case: return "DW_AT_identifier_case";
+ case DW_AT_macro_info: return "DW_AT_macro_info";
+ case DW_AT_namelist_items: return "DW_AT_namelist_items";
+ case DW_AT_priority: return "DW_AT_priority";
+ case DW_AT_segment: return "DW_AT_segment";
+ case DW_AT_specification: return "DW_AT_specification";
+ case DW_AT_static_link: return "DW_AT_static_link";
+ case DW_AT_type: return "DW_AT_type";
+ case DW_AT_use_location: return "DW_AT_use_location";
+ case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
+ case DW_AT_virtuality: return "DW_AT_virtuality";
+ case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
+ case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde";
+ case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
+ case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
+ case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
+ case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
+ case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth";
+ case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
+ case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
+ case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
+ case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
+ case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
+ case DW_AT_sf_names: return "DW_AT_sf_names";
+ case DW_AT_src_info: return "DW_AT_src_info";
+ case DW_AT_mac_info: return "DW_AT_mac_info";
+ case DW_AT_src_coords: return "DW_AT_src_coords";
+ case DW_AT_body_begin: return "DW_AT_body_begin";
+ case DW_AT_body_end: return "DW_AT_body_end";
+ default:
+ {
+ static char buffer [100];
+
+ sprintf (buffer, _("Unknown AT value: %lx"), attribute);
+ return buffer;
+ }
+ }
+}
+
+static char *
+get_FORM_name (form)
+ unsigned long form;
+{
+ switch (form)
+ {
+ case DW_FORM_addr: return "DW_FORM_addr";
+ case DW_FORM_block2: return "DW_FORM_block2";
+ case DW_FORM_block4: return "DW_FORM_block4";
+ case DW_FORM_data2: return "DW_FORM_data2";
+ case DW_FORM_data4: return "DW_FORM_data4";
+ case DW_FORM_data8: return "DW_FORM_data8";
+ case DW_FORM_string: return "DW_FORM_string";
+ case DW_FORM_block: return "DW_FORM_block";
+ case DW_FORM_block1: return "DW_FORM_block1";
+ case DW_FORM_data1: return "DW_FORM_data1";
+ case DW_FORM_flag: return "DW_FORM_flag";
+ case DW_FORM_sdata: return "DW_FORM_sdata";
+ case DW_FORM_strp: return "DW_FORM_strp";
+ case DW_FORM_udata: return "DW_FORM_udata";
+ case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
+ case DW_FORM_ref1: return "DW_FORM_ref1";
+ case DW_FORM_ref2: return "DW_FORM_ref2";
+ case DW_FORM_ref4: return "DW_FORM_ref4";
+ case DW_FORM_ref8: return "DW_FORM_ref8";
+ case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
+ case DW_FORM_indirect: return "DW_FORM_indirect";
+ default:
+ {
+ static char buffer [100];
+
+ sprintf (buffer, _("Unknown FORM value: %lx"), form);
+ return buffer;
+ }
+ }
+}
+
+/* FIXME: There are better and more effiecint ways to handle
+ these structures. For now though, I just want something that
+ is simple to implement. */
+typedef struct abbrev_attr
+{
+ unsigned long attribute;
+ unsigned long form;
+ struct abbrev_attr * next;
+}
+abbrev_attr;
+
+typedef struct abbrev_entry
+{
+ unsigned long entry;
+ unsigned long tag;
+ int children;
+ struct abbrev_attr * first_attr;
+ struct abbrev_attr * last_attr;
+ struct abbrev_entry * next;
+}
+abbrev_entry;
+
+static abbrev_entry * first_abbrev = NULL;
+static abbrev_entry * last_abbrev = NULL;
+
+static void
+free_abbrevs PARAMS ((void))
+{
+ abbrev_entry * abbrev;
+
+ for (abbrev = first_abbrev; abbrev;)
+ {
+ abbrev_entry * next = abbrev->next;
+ abbrev_attr * attr;
+
+ for (attr = abbrev->first_attr; attr;)
+ {
+ abbrev_attr * next = attr->next;
+
+ free (attr);
+ attr = next;
+ }
+
+ free (abbrev);
+ abbrev = next;
+ }
+
+ last_abbrev = first_abbrev = NULL;
+}
+
+static void
+add_abbrev (number, tag, children)
+ unsigned long number;
+ unsigned long tag;
+ int children;
+{
+ abbrev_entry * entry;
+
+ entry = (abbrev_entry *) malloc (sizeof (* entry));
+
+ if (entry == NULL)
+ /* ugg */
+ return;
+
+ entry->entry = number;
+ entry->tag = tag;
+ entry->children = children;
+ entry->first_attr = NULL;
+ entry->last_attr = NULL;
+ entry->next = NULL;
+
+ if (first_abbrev == NULL)
+ first_abbrev = entry;
+ else
+ last_abbrev->next = entry;
+
+ last_abbrev = entry;
+}
+
+static void
+add_abbrev_attr (attribute, form)
+ unsigned long attribute;
+ unsigned long form;
+{
+ abbrev_attr * attr;
+
+ attr = (abbrev_attr *) malloc (sizeof (* attr));
+
+ if (attr == NULL)
+ /* ugg */
+ return;
+
+ attr->attribute = attribute;
+ attr->form = form;
+ attr->next = NULL;
+
+ if (last_abbrev->first_attr == NULL)
+ last_abbrev->first_attr = attr;
+ else
+ last_abbrev->last_attr->next = attr;
+
+ last_abbrev->last_attr = attr;
+}
+
+/* Processes the (partial) contents of a .debug_abbrev section.
+ Returns NULL if the end of the section was encountered.
+ Returns the address after the last byte read if the end of
+ an abbreviation set was found. */
+
+static unsigned char *
+process_abbrev_section (start, end)
+ unsigned char * start;
+ unsigned char * end;
+{
+ if (first_abbrev != NULL)
+ return NULL;
+
+ while (start < end)
+ {
+ int bytes_read;
+ unsigned long entry;
+ unsigned long tag;
+ unsigned long attribute;
+ int children;
+
+ entry = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ if (entry == 0)
+ return start;
+
+ tag = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ children = * start ++;
+
+ add_abbrev (entry, tag, children);
+
+ do
+ {
+ unsigned long form;
+
+ attribute = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ form = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ if (attribute != 0)
+ add_abbrev_attr (attribute, form);
+ }
+ while (attribute != 0);
+ }
+
+ return NULL;
+}
+
+
+static int
+display_debug_abbrev (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ abbrev_entry * entry;
+ unsigned char * end = start + section->sh_size;
+
+ printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
+
+ do
+ {
+ start = process_abbrev_section (start, end);
+
+ printf (_(" Number TAG\n"));
+
+ for (entry = first_abbrev; entry; entry = entry->next)
+ {
+ abbrev_attr * attr;
+
+ printf (_(" %ld %s [%s]\n"),
+ entry->entry,
+ get_TAG_name (entry->tag),
+ entry->children ? _("has children") : _("no children"));
+
+ for (attr = entry->first_attr; attr; attr = attr->next)
+ {
+ printf (_(" %-18s %s\n"),
+ get_AT_name (attr->attribute),
+ get_FORM_name (attr->form));
+ }
+ }
+ }
+ while (start);
+
+ printf ("\n");
+
+ return 1;
+}
+
+
+static unsigned char *
+display_block (data, length)
+ unsigned char * data;
+ unsigned long length;
+{
+ printf (_(" %lu byte block: "), length);
+
+ while (length --)
+ printf ("%lx ", byte_get (data ++, 1));
+
+ return data;
+}
+
+static void
+decode_location_expression (data, pointer_size)
+ unsigned char * data;
+ unsigned int pointer_size;
+{
+ unsigned char op;
+ int bytes_read;
+
+ 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;
+
+ default:
+ if (op >= DW_OP_lo_user
+ && op <= DW_OP_hi_user)
+ printf (_("(User defined location op)"));
+ else
+ printf (_("(Unknown location op)"));
+ break;
+ }
+}
+
+
+static unsigned char *
+read_and_display_attr (attribute, form, data, pointer_size)
+ unsigned long attribute;
+ unsigned long form;
+ unsigned char * data;
+ unsigned long pointer_size;
+{
+ unsigned long uvalue;
+ unsigned char * block_start;
+ int bytes_read;
+ int is_ref = 0;
+
+ printf (" %-18s:", get_AT_name (attribute));
+
+ switch (form)
+ {
+ case DW_FORM_ref_addr:
+ case DW_FORM_ref1:
+ case DW_FORM_ref2:
+ case DW_FORM_ref4:
+ case DW_FORM_ref8:
+ case DW_FORM_ref_udata:
+ is_ref = 1;
+ }
+
+ switch (form)
+ {
+ case DW_FORM_ref_addr:
+ case DW_FORM_addr:
+ uvalue = byte_get (data, pointer_size);
+ printf (is_ref ? " <%x>" : " %#x", uvalue);
+ data += pointer_size;
+ break;
+
+ case DW_FORM_ref1:
+ case DW_FORM_flag:
+ case DW_FORM_data1:
+ uvalue = byte_get (data ++, 1);
+ printf (is_ref ? " <%x>" : " %d", uvalue);
+ break;
+
+ case DW_FORM_ref2:
+ case DW_FORM_data2:
+ uvalue = byte_get (data, 2);
+ data += 2;
+ printf (is_ref ? " <%x>" : " %d", uvalue);
+ break;
+
+ case DW_FORM_ref4:
+ case DW_FORM_data4:
+ uvalue = byte_get (data, 4);
+ data += 4;
+ printf (is_ref ? " <%x>" : " %d", uvalue);
+ break;
+
+ case DW_FORM_ref8:
+ case DW_FORM_data8:
+ uvalue = byte_get (data, 4);
+ printf (" %lx", uvalue);
+ printf (" %lx", byte_get (data + 4, 4));
+ data += 8;
+ break;
+
+ case DW_FORM_string:
+ printf (" %s", data);
+ data += strlen (data) + 1;
+ break;
+
+ case DW_FORM_sdata:
+ uvalue = read_leb128 (data, & bytes_read, 1);
+ data += bytes_read;
+ printf (" %ld", (long) uvalue);
+ break;
+
+ case DW_FORM_ref_udata:
+ case DW_FORM_udata:
+ uvalue = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (is_ref ? " <%lx>" : " %ld", uvalue);
+ break;
+
+ case DW_FORM_block:
+ uvalue = read_leb128 (data, & bytes_read, 0);
+ block_start = data + bytes_read;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_block1:
+ uvalue = byte_get (data, 1);
+ block_start = data + 1;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_block2:
+ uvalue = byte_get (data, 2);
+ block_start = data + 2;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_block4:
+ uvalue = byte_get (data, 4);
+ block_start = data + 4;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_strp:
+ case DW_FORM_indirect:
+ warn (_("Unable to handle FORM: %d"), form);
+ break;
+
+ default:
+ warn (_("Unrecognised form: %d"), form);
+ break;
+ }
+
+ /* For some attributes we can display futher information. */
+
+ printf ("\t");
+
+ switch (attribute)
+ {
+ case DW_AT_inline:
+ switch (uvalue)
+ {
+ case DW_INL_not_inlined: printf (_("(not inlined)")); break;
+ case DW_INL_inlined: printf (_("(inlined)")); break;
+ case DW_INL_declared_not_inlined: printf (_("(declared as inline but ignored)")); break;
+ case DW_INL_declared_inlined: printf (_("(declared as inline and inlined)")); break;
+ default: printf (_(" (Unknown inline attribute value: %lx)"), uvalue); break;
+ }
+ break;
+
+ case DW_AT_frame_base:
+ if (uvalue >= DW_OP_reg0 && uvalue <= DW_OP_reg31)
+ printf ("(reg %ld)", uvalue - DW_OP_reg0);
+ break;
+
+ case DW_AT_language:
+ switch (uvalue)
+ {
+ case DW_LANG_C: printf ("(non-ANSI C)"); break;
+ case DW_LANG_C89: printf ("(ANSI C)"); break;
+ case DW_LANG_C_plus_plus: printf ("(C++)"); break;
+ case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break;
+ case DW_LANG_Fortran90: printf ("(Fortran 90)"); break;
+ case DW_LANG_Modula2: printf ("(Modula 2)"); break;
+ case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break;
+ case DW_LANG_Ada83: printf ("(Ada)"); break;
+ case DW_LANG_Cobol74: printf ("(Cobol 74)"); break;
+ case DW_LANG_Cobol85: printf ("(Cobol 85)"); break;
+ case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
+ default: printf ("(Unknown: %lx)", uvalue); break;
+ }
+ break;
+
+ case DW_AT_encoding:
+ switch (uvalue)
+ {
+ case DW_ATE_void: printf ("(void)"); break;
+ case DW_ATE_address: printf ("(machine address)"); break;
+ case DW_ATE_boolean: printf ("(boolean)"); break;
+ case DW_ATE_complex_float: printf ("(complex float)"); break;
+ case DW_ATE_float: printf ("(float)"); break;
+ case DW_ATE_signed: printf ("(signed)"); break;
+ case DW_ATE_signed_char: printf ("(signed char)"); break;
+ case DW_ATE_unsigned: printf ("(unsigned)"); break;
+ case DW_ATE_unsigned_char: printf ("(unsigned char)"); break;
+ default:
+ if (uvalue >= DW_ATE_lo_user
+ && uvalue <= DW_ATE_hi_user)
+ printf ("(user defined type)");
+ else
+ printf ("(unknown type)");
+ break;
+ }
+ break;
+
+ case DW_AT_accessibility:
+ switch (uvalue)
+ {
+ case DW_ACCESS_public: printf ("(public)"); break;
+ case DW_ACCESS_protected: printf ("(protected)"); break;
+ case DW_ACCESS_private: printf ("(private)"); break;
+ default: printf ("(unknown accessibility)"); break;
+ }
+ break;
+
+ case DW_AT_visibility:
+ switch (uvalue)
+ {
+ case DW_VIS_local: printf ("(local)"); break;
+ case DW_VIS_exported: printf ("(exported)"); break;
+ case DW_VIS_qualified: printf ("(qualified)"); break;
+ default: printf ("(unknown visibility)"); break;
+ }
+ break;
+
+ case DW_AT_virtuality:
+ switch (uvalue)
+ {
+ case DW_VIRTUALITY_none: printf ("(none)"); break;
+ case DW_VIRTUALITY_virtual: printf ("(virtual)"); break;
+ case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break;
+ default: printf ("(unknown virtuality)"); break;
+ }
+ break;
+
+ case DW_AT_identifier_case:
+ switch (uvalue)
+ {
+ case DW_ID_case_sensitive: printf ("(case_sensitive)"); break;
+ case DW_ID_up_case: printf ("(up_case)"); break;
+ case DW_ID_down_case: printf ("(down_case)"); break;
+ case DW_ID_case_insensitive: printf ("(case_insensitive)"); break;
+ default: printf ("(unknown case)"); break;
+ }
+ break;
+
+ case DW_AT_calling_convention:
+ switch (uvalue)
+ {
+ case DW_CC_normal: printf ("(normal)"); break;
+ case DW_CC_program: printf ("(program)"); break;
+ case DW_CC_nocall: printf ("(nocall)"); break;
+ default:
+ if (uvalue >= DW_CC_lo_user
+ && uvalue <= DW_CC_hi_user)
+ printf ("(user defined)");
+ else
+ printf ("(unknown convention)");
+ }
+ break;
+
+ case DW_AT_location:
+ case DW_AT_data_member_location:
+ case DW_AT_vtable_elem_location:
+ printf ("(");
+ decode_location_expression (block_start, pointer_size);
+ printf (")");
+ break;
+
+ default:
+ break;
+ }
+
+ printf ("\n");
+ return data;
+}
+
+static int
+display_debug_info (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ unsigned char * end = start + section->sh_size;
+ unsigned char * section_begin = start;
+
+ printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
+
+ while (start < end)
+ {
+ DWARF2_External_CompUnit * external;
+ DWARF2_Internal_CompUnit compunit;
+ unsigned char * tags;
+ int i;
+ int level;
+
+ external = (DWARF2_External_CompUnit *) start;
+
+ compunit.cu_length = BYTE_GET (external->cu_length);
+ compunit.cu_version = BYTE_GET (external->cu_version);
+ compunit.cu_abbrev_offset = BYTE_GET (external->cu_abbrev_offset);
+ compunit.cu_pointer_size = BYTE_GET (external->cu_pointer_size);
+
+ tags = start + sizeof (* external);
+ start += compunit.cu_length + sizeof (external->cu_length);
+
+ if (compunit.cu_version != 2)
+ {
+ warn (_("Only version 2 DWARF debug information is currently supported.\n"));
+ continue;
+ }
+
+ printf (_(" Compilation Unit:\n"));
+ printf (_(" Length: %ld\n"), compunit.cu_length);
+ printf (_(" Version: %d\n"), compunit.cu_version);
+ printf (_(" Abbrev Offset: %ld\n"), compunit.cu_abbrev_offset);
+ printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size);
+
+ if (first_abbrev != NULL)
+ free_abbrevs ();
+
+ /* Read in the abbrevs used by this compilation unit. */
+
+ {
+ Elf32_Internal_Shdr * sec;
+ unsigned char * begin;
+
+ /* Locate the .debug_abbrev section and process it. */
+ for (i = 0, sec = section_headers;
+ i < elf_header.e_shnum;
+ i ++, sec ++)
+ if (strcmp (SECTION_NAME (sec), ".debug_abbrev") == 0)
+ break;
+
+ if (i == -1 || sec->sh_size == 0)
+ {
+ warn (_("Unable to locate .debug_abbrev section!\n"));
+ return 0;
+ }
+
+ GET_DATA_ALLOC (sec->sh_offset, sec->sh_size, begin, unsigned char *,
+ "debug_abbrev section data");
+
+ process_abbrev_section (begin + compunit.cu_abbrev_offset,
+ begin + sec->sh_size);
+
+ free (begin);
+ }
+
+ level = 0;
+ while (tags < start)
+ {
+ int bytes_read;
+ int abbrev_number;
+ abbrev_entry * entry;
+ abbrev_attr * attr;
+
+ abbrev_number = read_leb128 (tags, & bytes_read, 0);
+ tags += bytes_read;
+
+ /* A null DIE marks the end of a list of children. */
+ if (abbrev_number == 0)
+ {
+ --level;
+ continue;
+ }
+
+ /* Scan through the abbreviation list until we reach the
+ correct entry. */
+ for (entry = first_abbrev;
+ entry && entry->entry != abbrev_number;
+ entry = entry->next)
+ continue;
+
+ if (entry == NULL)
+ {
+ warn (_("Unable to locate entry %d in the abbreviation table\n"),
+ abbrev_number);
+ return 0;
+ }
+
+ printf (_(" <%d><%x>: Abbrev Number: %d (%s)\n"),
+ level, tags - section_begin - bytes_read,
+ abbrev_number,
+ get_TAG_name (entry->tag));
+
+ for (attr = entry->first_attr; attr; attr = attr->next)
+ tags = read_and_display_attr (attr->attribute,
+ attr->form,
+ tags,
+ compunit.cu_pointer_size);
+
+ if (entry->children)
+ ++level;
+ }
+ }
+
+ printf ("\n");
+
+ return 1;
+}
+
+static int
+display_debug_aranges (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ unsigned char * end = start + section->sh_size;
+
+ printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
+
+ while (start < end)
+ {
+ DWARF2_External_ARange * external;
+ DWARF2_Internal_ARange arange;
+ unsigned char * ranges;
+ unsigned long length;
+ unsigned long address;
+
+ external = (DWARF2_External_ARange *) start;
+
+ arange.ar_length = BYTE_GET (external->ar_length);
+ arange.ar_version = BYTE_GET (external->ar_version);
+ arange.ar_info_offset = BYTE_GET (external->ar_info_offset);
+ arange.ar_pointer_size = BYTE_GET (external->ar_pointer_size);
+ arange.ar_segment_size = BYTE_GET (external->ar_segment_size);
+
+ printf (_(" Length: %ld\n"), arange.ar_length);
+ printf (_(" Version: %d\n"), arange.ar_version);
+ printf (_(" Offset into .debug_info: %lx\n"), arange.ar_info_offset);
+ printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size);
+ printf (_(" Segment Size: %d\n"), arange.ar_segment_size);
+
+ printf (_("\n Address Length\n"));
+
+ ranges = start + sizeof (* external);
+
+ 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;
+
+ printf (" %8.8lx %lu\n", address, length);
+ }
+
+ start += arange.ar_length + sizeof (external->ar_length);
+ }
+
+ printf ("\n");
+
+ return 1;
+}
+
+
+static int
+display_debug_not_supported (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
+ SECTION_NAME (section));
+
+ return 1;
+}
+
+ /* A structure containing the name of a debug section and a pointer
+ to a function that can decode it. */
+struct
+{
+ char * name;
+ int (* display) 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 }
+};
+
+static int
+display_debug_section (section, file)
+ Elf32_Internal_Shdr * section;
+ FILE * file;
+{
+ char * name = SECTION_NAME (section);
+ bfd_size_type length;
+ unsigned char * start;
+ int i;
+
+ length = section->sh_size;
+ if (length == 0)
+ {
+ printf (_("\nSection '%s' has no debugging data.\n"), name);
+ return 0;
+ }
+
+ GET_DATA_ALLOC (section->sh_offset, length, start, unsigned char *,
+ "debug section data");
+
+ /* See if we know how to display the contents of this section. */
+ for (i = NUM_ELEM (debug_displays); i--;)
+ if (strcmp (debug_displays[i].name, name) == 0)
+ {
+ debug_displays[i].display (section, start, file);
+ break;
+ }
+
+ if (i == -1)
+ printf (_("Unrecognised debug section: %s\n"), name);
+
+ free (start);
+
+ /* If we loaded in the abbrev section at some point,
+ we must release it here. */
+ if (first_abbrev != NULL)
+ free_abbrevs ();
+
+ return 1;
+}
+
+static int
+process_section_contents (file)
+ FILE * file;
+{
+ Elf32_Internal_Shdr * section;
+ unsigned int i;
+
+ if (! do_dump)
+ return 1;
+
+ 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);
+ }
+
+ if (i < num_dump_sects)
+ warn (_("Some sections were not dumped because they do not exist!\n"));
+
+ return 1;
+}
+
+static void
+process_mips_fpe_exception (mask)
+ 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);
+}
+
+static int
+process_mips_specific (file)
+ 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;
+
+ /* We have a lot of special sections. Thanks SGI! */
+ if (dynamic_segment == NULL)
+ /* No information available. */
+ return 0;
+
+ for (entry = dynamic_segment; entry->d_tag != DT_NULL; ++entry)
+ switch (entry->d_tag)
+ {
+ case DT_MIPS_LIBLIST:
+ liblist_offset = entry->d_un.d_val - loadaddr;
+ break;
+ case DT_MIPS_LIBLISTNO:
+ liblistno = entry->d_un.d_val;
+ break;
+ case DT_MIPS_OPTIONS:
+ options_offset = entry->d_un.d_val - loadaddr;
+ break;
+ case DT_MIPS_CONFLICT:
+ conflicts_offset = entry->d_un.d_val - loadaddr;
+ 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;
+
+ GET_DATA_ALLOC (liblist_offset, liblistno * sizeof (Elf32_External_Lib),
+ elib, Elf32_External_Lib *, "liblist");
+
+ printf ("\nSection '.liblist' contains %d entries:\n", 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];
+
+ 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);
+
+ strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time));
+
+ printf ("%3d: %-20s %s %#10lx %-7ld", cnt,
+ dynamic_strings + liblist.l_name, 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;
+ int 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;
+
+ /* Find the section header so that we get the size. */
+ while (sect->sh_type != SHT_MIPS_OPTIONS)
+ ++sect;
+
+ GET_DATA_ALLOC (options_offset, sect->sh_size, eopt,
+ Elf_External_Options *, "options");
+
+ iopt = (Elf_Internal_Options *) malloc ((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"),
+ string_table + sect->sh_name, cnt);
+
+ option = iopt;
+ while (cnt-- > 0)
+ {
+ size_t len;
+
+ switch (option->kind)
+ {
+ case ODK_NULL:
+ /* This shouldn't happen. */
+ printf (" NULL %d %lx", option->section, option->info);
+ break;
+ case ODK_REGINFO:
+ printf (" REGINFO ");
+ if (elf_header.e_machine == EM_MIPS)
+ {
+ /* 32bit form. */
+ 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
+ {
+ /* 64 bit form. */
+ 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);
+ /* XXX Print content of info word? */
+ break;
+ case ODK_TAGS:
+ fputs (" TAGS ", stdout);
+ /* XXX Print content of info word? */
+ 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:
+ /* This shouldn't happen. */
+ 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_External_Conflict *econf32;
+ Elf64_External_Conflict *econf64;
+ Elf32_Conflict *iconf;
+ size_t cnt;
+
+ if (dynamic_symbols == NULL)
+ {
+ error (_("conflict list with without table"));
+ return 0;
+ }
+
+ iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (*iconf));
+ if (iconf == NULL)
+ {
+ error (_("Out of memory"));
+ return 0;
+ }
+
+ if (binary_class == ELFCLASS32)
+ {
+ GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf32),
+ econf32, Elf32_External_Conflict *, "conflict");
+
+ for (cnt = 0; cnt < conflictsno; ++cnt)
+ iconf[cnt] = BYTE_GET (econf32[cnt]);
+ }
+ else
+ {
+ GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf64),
+ econf64, Elf64_External_Conflict *, "conflict");
+
+ for (cnt = 0; cnt < conflictsno; ++cnt)
+ iconf[cnt] = BYTE_GET (econf64[cnt]);
+ }
+
+ printf (_("\nSection '.conflict' contains %d entries:\n"), conflictsno);
+ puts (_(" Num: Index Value Name"));
+
+ for (cnt = 0; cnt < conflictsno; ++cnt)
+ {
+ Elf_Internal_Sym *psym = &dynamic_symbols[iconf[cnt]];
+
+ printf ("%5u: %8lu %#10lx %s\n",
+ cnt, iconf[cnt], (unsigned long) psym->st_value,
+ dynamic_strings + psym->st_name);
+ }
+
+
+ free (iconf);
+ }
+
+ return 1;
+}
+
+static int
+process_arch_specific (file)
+ FILE *file;
+{
+ switch (elf_header.e_machine)
+ {
+ case EM_MIPS:
+ case EM_MIPS_RS4_BE:
+ return process_mips_specific (file);
+ break;
+ default:
+ break;
+ }
+ return 1;
+}
+
+static int
+get_file_header (file)
+ FILE * file;
+{
+ Elf32_External_Ehdr ehdr;
+
+ if (fread (& ehdr, sizeof (ehdr), 1, file) != 1)
+ return 0;
+
+ memcpy (elf_header.e_ident, ehdr.e_ident, EI_NIDENT);
+
+ if (elf_header.e_ident [EI_DATA] == ELFDATA2LSB)
+ byte_get = byte_get_little_endian;
+ 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);
+
+ return 1;
+}
+
+static void
+process_file (file_name)
+ char * file_name;
+{
+ FILE * file;
+ struct stat statbuf;
+ unsigned int i;
+
+ if (stat (file_name, & statbuf) < 0)
+ {
+ error (_("Cannot stat input file %s.\n"), file_name);
+ return;
+ }
+
+ file = fopen (file_name, "rb");
+ if (file == NULL)
+ {
+ error (_("Input file %s not found.\n"), file_name);
+ return;
+ }
+
+ if (! get_file_header (file))
+ {
+ error (_("%s: Failed to read file header\n"), file_name);
+ fclose (file);
+ return;
+ }
+
+ /* Initialise per file variables. */
+ for (i = NUM_ELEM (version_info); i--;)
+ version_info[i] = 0;
+
+ for (i = NUM_ELEM (dynamic_info); i--;)
+ dynamic_info[i] = 0;
+
+ /* Process the file. */
+ if (show_name)
+ printf (_("\nFile: %s\n"), file_name);
+
+ if (! process_file_header ())
+ {
+ fclose (file);
+ return;
+ }
+
+ process_section_headers (file);
+
+ process_program_headers (file);
+
+ process_dynamic_segment (file);
+
+ process_relocs (file);
+
+ process_symbol_table (file);
+
+ process_syminfo (file);
+
+ process_version_sections (file);
+
+ process_section_contents (file);
+
+ process_arch_specific (file);
+
+ fclose (file);
+
+ if (section_headers)
+ {
+ free (section_headers);
+ section_headers = NULL;
+ }
+
+ if (string_table)
+ {
+ free (string_table);
+ string_table = NULL;
+ }
+
+ if (dynamic_strings)
+ {
+ free (dynamic_strings);
+ dynamic_strings = NULL;
+ }
+
+ if (dynamic_symbols)
+ {
+ free (dynamic_symbols);
+ dynamic_symbols = NULL;
+ }
+
+ if (dynamic_syminfo)
+ {
+ free (dynamic_syminfo);
+ dynamic_syminfo = NULL;
+ }
+}
+
+#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 */
+
+void
+print_address (unsigned int addr, FILE * outfile)
+{
+ fprintf (outfile,"0x%8.8x", addr);
+}
+
+/* Needed by the i386 disassembler. */
+void
+db_task_printsym (unsigned int addr)
+{
+ print_address (addr, stderr);
+}
+#endif
+
+int
+main (argc, argv)
+ int argc;
+ char ** argv;
+{
+#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
+ setlocale (LC_MESSAGES, "");
+#endif
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
+
+ parse_args (argc, argv);
+
+ if (optind < (argc - 1))
+ show_name = 1;
+
+ while (optind < argc)
+ process_file (argv [optind ++]);
+
+ if (dump_sects != NULL)
+ free (dump_sects);
+
+ return 0;
+}