| /* readelf.c -- display contents of an ELF format file | |
| Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. | |
| Originally developed by Eric Youngdale <eric@andante.jic.com> | |
| Modifications by Nick Clifton <nickc@redhat.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/types.h> | |
| #include <sys/stat.h> | |
| #include <stdio.h> | |
| #include <time.h> | |
| #if __GNUC__ >= 2 | |
| /* Define BFD64 here, even if our default architecture is 32 bit ELF | |
| as this will allow us to read in and parse 64bit and 32bit ELF files. | |
| Only do this if we belive that the compiler can support a 64 bit | |
| data type. For now we only rely on GCC being able to do this. */ | |
| #define BFD64 | |
| #endif | |
| #include "bfd.h" | |
| #include "elf/common.h" | |
| #include "elf/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/alpha.h" | |
| #include "elf/arc.h" | |
| #include "elf/arm.h" | |
| #include "elf/avr.h" | |
| #include "elf/cris.h" | |
| #include "elf/d10v.h" | |
| #include "elf/d30v.h" | |
| #include "elf/dlx.h" | |
| #include "elf/fr30.h" | |
| #include "elf/frv.h" | |
| #include "elf/h8.h" | |
| #include "elf/hppa.h" | |
| #include "elf/i386.h" | |
| #include "elf/i860.h" | |
| #include "elf/i960.h" | |
| #include "elf/ia64.h" | |
| #include "elf/m32r.h" | |
| #include "elf/m68k.h" | |
| #include "elf/m68hc11.h" | |
| #include "elf/mcore.h" | |
| #include "elf/mips.h" | |
| #include "elf/mmix.h" | |
| #include "elf/mn10200.h" | |
| #include "elf/mn10300.h" | |
| #include "elf/or32.h" | |
| #include "elf/pj.h" | |
| #include "elf/ppc.h" | |
| #include "elf/s390.h" | |
| #include "elf/sh.h" | |
| #include "elf/sparc.h" | |
| #include "elf/v850.h" | |
| #include "elf/vax.h" | |
| #include "elf/x86-64.h" | |
| #include "elf/xstormy16.h" | |
| #include "bucomm.h" | |
| #include "getopt.h" | |
| char * program_name = "readelf"; | |
| unsigned int dynamic_addr; | |
| bfd_size_type dynamic_size; | |
| unsigned int rela_addr; | |
| unsigned int rela_size; | |
| char * dynamic_strings; | |
| char * string_table; | |
| unsigned long string_table_length; | |
| unsigned long num_dynamic_syms; | |
| 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; | |
| Elf_Internal_Shdr * symtab_shndx_hdr; | |
| int show_name; | |
| int do_dynamic; | |
| int do_syms; | |
| int do_reloc; | |
| int do_sections; | |
| int do_segments; | |
| int do_unwind; | |
| int do_using_dynamic; | |
| int do_header; | |
| int do_dump; | |
| int do_version; | |
| int do_wide; | |
| 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 do_debug_frames; | |
| int do_debug_frames_interp; | |
| int do_debug_macinfo; | |
| int do_debug_str; | |
| int do_debug_loc; | |
| int do_arch; | |
| int do_notes; | |
| int is_32bit_elf; | |
| /* 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) | |
| /* How to rpint a vma value. */ | |
| typedef enum print_mode | |
| { | |
| HEX, | |
| DEC, | |
| DEC_5, | |
| UNSIGNED, | |
| PREFIX_HEX, | |
| FULL_HEX, | |
| LONG_HEX | |
| } | |
| print_mode; | |
| /* Forward declarations for dumb compilers. */ | |
| static void print_vma PARAMS ((bfd_vma, print_mode)); | |
| static void print_symbol PARAMS ((int, char *)); | |
| static bfd_vma (* byte_get) PARAMS ((unsigned char *, int)); | |
| static bfd_vma byte_get_little_endian PARAMS ((unsigned char *, int)); | |
| static bfd_vma byte_get_big_endian PARAMS ((unsigned char *, int)); | |
| static const char * get_mips_dynamic_type PARAMS ((unsigned long)); | |
| static const char * get_sparc64_dynamic_type PARAMS ((unsigned long)); | |
| static const char * get_ppc64_dynamic_type PARAMS ((unsigned long)); | |
| static const char * get_parisc_dynamic_type PARAMS ((unsigned long)); | |
| static const char * get_dynamic_type PARAMS ((unsigned long)); | |
| static int slurp_rela_relocs PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Rela **, unsigned long *)); | |
| static int slurp_rel_relocs PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Rel **, unsigned long *)); | |
| static int dump_relocations PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, unsigned long, char *, int)); | |
| static char * get_file_type PARAMS ((unsigned)); | |
| static char * get_machine_name PARAMS ((unsigned)); | |
| static void decode_ARM_machine_flags PARAMS ((unsigned, char [])); | |
| static char * get_machine_flags PARAMS ((unsigned, unsigned)); | |
| static const char * get_mips_segment_type PARAMS ((unsigned long)); | |
| static const char * get_parisc_segment_type PARAMS ((unsigned long)); | |
| static const char * get_ia64_segment_type PARAMS ((unsigned long)); | |
| static const char * get_segment_type PARAMS ((unsigned long)); | |
| static const char * get_mips_section_type_name PARAMS ((unsigned int)); | |
| static const char * get_parisc_section_type_name PARAMS ((unsigned int)); | |
| static const char * get_ia64_section_type_name PARAMS ((unsigned int)); | |
| static const char * get_section_type_name PARAMS ((unsigned int)); | |
| static const char * get_symbol_binding PARAMS ((unsigned int)); | |
| static const char * get_symbol_type PARAMS ((unsigned int)); | |
| static const char * get_symbol_visibility PARAMS ((unsigned int)); | |
| static const char * get_symbol_index_type PARAMS ((unsigned int)); | |
| static const char * get_dynamic_flags PARAMS ((bfd_vma)); | |
| static void usage PARAMS ((void)); | |
| static void parse_args PARAMS ((int, char **)); | |
| static int process_file_header PARAMS ((void)); | |
| static int process_program_headers PARAMS ((FILE *)); | |
| static int process_section_headers PARAMS ((FILE *)); | |
| static int process_unwind PARAMS ((FILE *)); | |
| static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *)); | |
| static void dynamic_segment_parisc_val PARAMS ((Elf_Internal_Dyn *)); | |
| static int process_dynamic_segment PARAMS ((FILE *)); | |
| static int process_symbol_table PARAMS ((FILE *)); | |
| static int process_syminfo PARAMS ((FILE *)); | |
| static int process_section_contents PARAMS ((FILE *)); | |
| static void process_mips_fpe_exception PARAMS ((int)); | |
| static int process_mips_specific PARAMS ((FILE *)); | |
| static int process_file PARAMS ((char *)); | |
| static int process_relocs PARAMS ((FILE *)); | |
| static int process_version_sections PARAMS ((FILE *)); | |
| static char * get_ver_flags PARAMS ((unsigned int)); | |
| static int get_32bit_section_headers PARAMS ((FILE *, unsigned int)); | |
| static int get_64bit_section_headers PARAMS ((FILE *, unsigned int)); | |
| static int get_32bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *)); | |
| static int get_64bit_program_headers PARAMS ((FILE *, Elf_Internal_Phdr *)); | |
| static int get_file_header PARAMS ((FILE *)); | |
| static Elf_Internal_Sym * get_32bit_elf_symbols PARAMS ((FILE *, Elf_Internal_Shdr *)); | |
| static Elf_Internal_Sym * get_64bit_elf_symbols PARAMS ((FILE *, Elf_Internal_Shdr *)); | |
| static const char * get_elf_section_flags PARAMS ((bfd_vma)); | |
| static int * get_dynamic_data PARAMS ((FILE *, unsigned int)); | |
| static int get_32bit_dynamic_segment PARAMS ((FILE *)); | |
| static int get_64bit_dynamic_segment PARAMS ((FILE *)); | |
| #ifdef SUPPORT_DISASSEMBLY | |
| static int disassemble_section PARAMS ((Elf32_Internal_Shdr *, FILE *)); | |
| #endif | |
| static int 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 prescan_debug_info PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| static int display_debug_lines PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| static int display_debug_pubnames 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 int display_debug_frames PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| static int display_debug_macinfo PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| static int display_debug_str PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| static int display_debug_loc PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| static unsigned char * process_abbrev_section PARAMS ((unsigned char *, unsigned char *)); | |
| static void load_debug_str PARAMS ((FILE *)); | |
| static void free_debug_str PARAMS ((void)); | |
| static const char * fetch_indirect_string PARAMS ((unsigned long)); | |
| static void load_debug_loc PARAMS ((FILE *)); | |
| static void free_debug_loc PARAMS ((void)); | |
| static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int)); | |
| static int process_extended_line_op PARAMS ((unsigned char *, int, int)); | |
| static void reset_state_machine PARAMS ((int)); | |
| static char * get_TAG_name PARAMS ((unsigned long)); | |
| static char * get_AT_name PARAMS ((unsigned long)); | |
| static 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, unsigned long)); | |
| static unsigned char * read_and_display_attr_value PARAMS ((unsigned long, unsigned long, unsigned char *, unsigned long, unsigned long)); | |
| static unsigned char * display_block PARAMS ((unsigned char *, unsigned long)); | |
| static void decode_location_expression PARAMS ((unsigned char *, unsigned int, unsigned long)); | |
| static void request_dump PARAMS ((unsigned int, int)); | |
| static const char * get_elf_class PARAMS ((unsigned int)); | |
| static const char * get_data_encoding PARAMS ((unsigned int)); | |
| static const char * get_osabi_name PARAMS ((unsigned int)); | |
| static int guess_is_rela PARAMS ((unsigned long)); | |
| static const char * get_note_type PARAMS ((unsigned int)); | |
| static const char * get_netbsd_elfcore_note_type PARAMS ((unsigned int)); | |
| static int process_note PARAMS ((Elf32_Internal_Note *)); | |
| static int process_corefile_note_segment PARAMS ((FILE *, bfd_vma, bfd_vma)); | |
| static int process_corefile_note_segments PARAMS ((FILE *)); | |
| static int process_corefile_contents PARAMS ((FILE *)); | |
| static int process_arch_specific PARAMS ((FILE *)); | |
| static int process_gnu_liblist PARAMS ((FILE *)); | |
| typedef int Elf32_Word; | |
| #ifndef TRUE | |
| #define TRUE 1 | |
| #define FALSE 0 | |
| #endif | |
| #define UNKNOWN -1 | |
| #define SECTION_NAME(X) ((X) == NULL ? "<none>" : \ | |
| ((X)->sh_name >= string_table_length \ | |
| ? "<corrupt>" : string_table + (X)->sh_name)) | |
| /* Given st_shndx I, map to section_headers index. */ | |
| #define SECTION_HEADER_INDEX(I) \ | |
| ((I) < SHN_LORESERVE \ | |
| ? (I) \ | |
| : ((I) <= SHN_HIRESERVE \ | |
| ? 0 \ | |
| : (I) - (SHN_HIRESERVE + 1 - SHN_LORESERVE))) | |
| /* Reverse of the above. */ | |
| #define SECTION_HEADER_NUM(N) \ | |
| ((N) < SHN_LORESERVE \ | |
| ? (N) \ | |
| : (N) + (SHN_HIRESERVE + 1 - SHN_LORESERVE)) | |
| #define SECTION_HEADER(I) (section_headers + SECTION_HEADER_INDEX (I)) | |
| #define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */ | |
| #define BYTE_GET(field) byte_get (field, sizeof (field)) | |
| /* If we can support a 64 bit data type then BFD64 should be defined | |
| and sizeof (bfd_vma) == 8. In this case when translating from an | |
| external 8 byte field to an internal field, we can assume that the | |
| internal field is also 8 bytes wide and so we can extract all the data. | |
| If, however, BFD64 is not defined, then we must assume that the | |
| internal data structure only has 4 byte wide fields that are the | |
| equivalent of the 8 byte wide external counterparts, and so we must | |
| truncate the data. */ | |
| #ifdef BFD64 | |
| #define BYTE_GET8(field) byte_get (field, -8) | |
| #else | |
| #define BYTE_GET8(field) byte_get (field, 8) | |
| #endif | |
| #define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0])) | |
| #define GET_ELF_SYMBOLS(file, section) \ | |
| (is_32bit_elf ? get_32bit_elf_symbols (file, section) \ | |
| : get_64bit_elf_symbols (file, section)) | |
| static void | |
| error VPARAMS ((const char *message, ...)) | |
| { | |
| VA_OPEN (args, message); | |
| VA_FIXEDARG (args, const char *, message); | |
| fprintf (stderr, _("%s: Error: "), program_name); | |
| vfprintf (stderr, message, args); | |
| VA_CLOSE (args); | |
| } | |
| static void | |
| warn VPARAMS ((const char *message, ...)) | |
| { | |
| VA_OPEN (args, message); | |
| VA_FIXEDARG (args, const char *, message); | |
| fprintf (stderr, _("%s: Warning: "), program_name); | |
| vfprintf (stderr, message, args); | |
| VA_CLOSE (args); | |
| } | |
| static PTR get_data PARAMS ((PTR, FILE *, long, size_t, const char *)); | |
| static PTR | |
| get_data (var, file, offset, size, reason) | |
| PTR var; | |
| FILE *file; | |
| long offset; | |
| size_t size; | |
| const char *reason; | |
| { | |
| PTR mvar; | |
| if (size == 0) | |
| return NULL; | |
| if (fseek (file, offset, SEEK_SET)) | |
| { | |
| error (_("Unable to seek to %x for %s\n"), offset, reason); | |
| return NULL; | |
| } | |
| mvar = var; | |
| if (mvar == NULL) | |
| { | |
| mvar = (PTR) malloc (size); | |
| if (mvar == NULL) | |
| { | |
| error (_("Out of memory allocating %d bytes for %s\n"), | |
| size, reason); | |
| return NULL; | |
| } | |
| } | |
| if (fread (mvar, size, 1, file) != 1) | |
| { | |
| error (_("Unable to read in %d bytes of %s\n"), size, reason); | |
| if (mvar != var) | |
| free (mvar); | |
| return NULL; | |
| } | |
| return mvar; | |
| } | |
| static bfd_vma | |
| 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); | |
| #ifndef BFD64 | |
| case 8: | |
| /* We want to extract data from an 8 byte wide field and | |
| place it into a 4 byte wide field. Since this is a little | |
| endian source we can juts use the 4 byte extraction code. */ | |
| /* Fall through. */ | |
| #endif | |
| case 4: | |
| return ((unsigned long) (field [0])) | |
| | (((unsigned long) (field [1])) << 8) | |
| | (((unsigned long) (field [2])) << 16) | |
| | (((unsigned long) (field [3])) << 24); | |
| #ifdef BFD64 | |
| case 8: | |
| case -8: | |
| /* This is a special case, generated by the BYTE_GET8 macro. | |
| It means that we are loading an 8 byte value from a field | |
| in an external structure into an 8 byte value in a field | |
| in an internal strcuture. */ | |
| return ((bfd_vma) (field [0])) | |
| | (((bfd_vma) (field [1])) << 8) | |
| | (((bfd_vma) (field [2])) << 16) | |
| | (((bfd_vma) (field [3])) << 24) | |
| | (((bfd_vma) (field [4])) << 32) | |
| | (((bfd_vma) (field [5])) << 40) | |
| | (((bfd_vma) (field [6])) << 48) | |
| | (((bfd_vma) (field [7])) << 56); | |
| #endif | |
| default: | |
| error (_("Unhandled data length: %d\n"), size); | |
| abort (); | |
| } | |
| } | |
| /* Print a VMA value. */ | |
| static void | |
| print_vma (vma, mode) | |
| bfd_vma vma; | |
| print_mode mode; | |
| { | |
| #ifdef BFD64 | |
| if (is_32bit_elf) | |
| #endif | |
| { | |
| switch (mode) | |
| { | |
| case FULL_HEX: printf ("0x"); /* drop through */ | |
| case LONG_HEX: printf ("%8.8lx", (unsigned long) vma); break; | |
| case PREFIX_HEX: printf ("0x"); /* drop through */ | |
| case HEX: printf ("%lx", (unsigned long) vma); break; | |
| case DEC: printf ("%ld", (unsigned long) vma); break; | |
| case DEC_5: printf ("%5ld", (long) vma); break; | |
| case UNSIGNED: printf ("%lu", (unsigned long) vma); break; | |
| } | |
| } | |
| #ifdef BFD64 | |
| else | |
| { | |
| switch (mode) | |
| { | |
| case FULL_HEX: | |
| printf ("0x"); | |
| /* drop through */ | |
| case LONG_HEX: | |
| printf_vma (vma); | |
| break; | |
| case PREFIX_HEX: | |
| printf ("0x"); | |
| /* drop through */ | |
| case HEX: | |
| #if BFD_HOST_64BIT_LONG | |
| printf ("%lx", vma); | |
| #else | |
| if (_bfd_int64_high (vma)) | |
| printf ("%lx%8.8lx", _bfd_int64_high (vma), _bfd_int64_low (vma)); | |
| else | |
| printf ("%lx", _bfd_int64_low (vma)); | |
| #endif | |
| break; | |
| case DEC: | |
| #if BFD_HOST_64BIT_LONG | |
| printf ("%ld", vma); | |
| #else | |
| if (_bfd_int64_high (vma)) | |
| /* ugg */ | |
| printf ("++%ld", _bfd_int64_low (vma)); | |
| else | |
| printf ("%ld", _bfd_int64_low (vma)); | |
| #endif | |
| break; | |
| case DEC_5: | |
| #if BFD_HOST_64BIT_LONG | |
| printf ("%5ld", vma); | |
| #else | |
| if (_bfd_int64_high (vma)) | |
| /* ugg */ | |
| printf ("++%ld", _bfd_int64_low (vma)); | |
| else | |
| printf ("%5ld", _bfd_int64_low (vma)); | |
| #endif | |
| break; | |
| case UNSIGNED: | |
| #if BFD_HOST_64BIT_LONG | |
| printf ("%lu", vma); | |
| #else | |
| if (_bfd_int64_high (vma)) | |
| /* ugg */ | |
| printf ("++%lu", _bfd_int64_low (vma)); | |
| else | |
| printf ("%lu", _bfd_int64_low (vma)); | |
| #endif | |
| break; | |
| } | |
| } | |
| #endif | |
| } | |
| /* Display a symbol on stdout. If do_wide is not true then | |
| format the symbol to be at most WIDTH characters, | |
| truncating as necessary. If WIDTH is negative then | |
| format the string to be exactly - WIDTH characters, | |
| truncating or padding as necessary. */ | |
| static void | |
| print_symbol (width, symbol) | |
| int width; | |
| char * symbol; | |
| { | |
| if (do_wide) | |
| printf (symbol); | |
| else if (width < 0) | |
| printf ("%-*.*s", width, width, symbol); | |
| else | |
| printf ("%-.*s", width, symbol); | |
| } | |
| static bfd_vma | |
| 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); | |
| #ifndef BFD64 | |
| case 8: | |
| /* Although we are extracing data from an 8 byte wide field, we | |
| are returning only 4 bytes of data. */ | |
| return ((unsigned long) (field [7])) | |
| | (((unsigned long) (field [6])) << 8) | |
| | (((unsigned long) (field [5])) << 16) | |
| | (((unsigned long) (field [4])) << 24); | |
| #else | |
| case 8: | |
| case -8: | |
| /* This is a special case, generated by the BYTE_GET8 macro. | |
| It means that we are loading an 8 byte value from a field | |
| in an external structure into an 8 byte value in a field | |
| in an internal strcuture. */ | |
| return ((bfd_vma) (field [7])) | |
| | (((bfd_vma) (field [6])) << 8) | |
| | (((bfd_vma) (field [5])) << 16) | |
| | (((bfd_vma) (field [4])) << 24) | |
| | (((bfd_vma) (field [3])) << 32) | |
| | (((bfd_vma) (field [2])) << 40) | |
| | (((bfd_vma) (field [1])) << 48) | |
| | (((bfd_vma) (field [0])) << 56); | |
| #endif | |
| default: | |
| error (_("Unhandled data length: %d\n"), size); | |
| abort (); | |
| } | |
| } | |
| /* Guess the relocation size commonly used by the specific machines. */ | |
| static int | |
| guess_is_rela (e_machine) | |
| unsigned long e_machine; | |
| { | |
| switch (e_machine) | |
| { | |
| /* Targets that use REL relocations. */ | |
| case EM_ARM: | |
| case EM_386: | |
| case EM_486: | |
| case EM_960: | |
| case EM_DLX: | |
| case EM_OPENRISC: | |
| case EM_OR32: | |
| case EM_M32R: | |
| case EM_CYGNUS_M32R: | |
| case EM_D10V: | |
| case EM_CYGNUS_D10V: | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| return FALSE; | |
| /* Targets that use RELA relocations. */ | |
| case EM_68K: | |
| case EM_H8_300: | |
| case EM_H8_300H: | |
| case EM_H8S: | |
| case EM_SPARC32PLUS: | |
| case EM_SPARCV9: | |
| case EM_SPARC: | |
| case EM_PPC: | |
| case EM_PPC64: | |
| case EM_V850: | |
| case EM_CYGNUS_V850: | |
| case EM_D30V: | |
| case EM_CYGNUS_D30V: | |
| case EM_MN10200: | |
| case EM_CYGNUS_MN10200: | |
| case EM_MN10300: | |
| case EM_CYGNUS_MN10300: | |
| case EM_FR30: | |
| case EM_CYGNUS_FR30: | |
| case EM_CYGNUS_FRV: | |
| case EM_SH: | |
| case EM_ALPHA: | |
| case EM_MCORE: | |
| case EM_IA_64: | |
| case EM_AVR: | |
| case EM_AVR_OLD: | |
| case EM_CRIS: | |
| case EM_860: | |
| case EM_X86_64: | |
| case EM_S390: | |
| case EM_S390_OLD: | |
| case EM_MMIX: | |
| case EM_XSTORMY16: | |
| case EM_VAX: | |
| return TRUE; | |
| case EM_MMA: | |
| case EM_PCP: | |
| case EM_NCPU: | |
| case EM_NDR1: | |
| case EM_STARCORE: | |
| case EM_ME16: | |
| case EM_ST100: | |
| case EM_TINYJ: | |
| case EM_FX66: | |
| case EM_ST9PLUS: | |
| case EM_ST7: | |
| case EM_68HC16: | |
| case EM_68HC11: | |
| case EM_68HC08: | |
| case EM_68HC05: | |
| case EM_SVX: | |
| case EM_ST19: | |
| default: | |
| warn (_("Don't know about relocations on this machine architecture\n")); | |
| return FALSE; | |
| } | |
| } | |
| static int | |
| slurp_rela_relocs (file, rel_offset, rel_size, relasp, nrelasp) | |
| FILE *file; | |
| unsigned long rel_offset; | |
| unsigned long rel_size; | |
| Elf_Internal_Rela **relasp; | |
| unsigned long *nrelasp; | |
| { | |
| Elf_Internal_Rela *relas; | |
| unsigned long nrelas; | |
| unsigned int i; | |
| if (is_32bit_elf) | |
| { | |
| Elf32_External_Rela * erelas; | |
| erelas = (Elf32_External_Rela *) get_data (NULL, file, rel_offset, | |
| rel_size, _("relocs")); | |
| if (!erelas) | |
| return 0; | |
| nrelas = rel_size / sizeof (Elf32_External_Rela); | |
| relas = (Elf_Internal_Rela *) | |
| malloc (nrelas * sizeof (Elf_Internal_Rela)); | |
| if (relas == NULL) | |
| { | |
| error(_("out of memory parsing relocs")); | |
| return 0; | |
| } | |
| for (i = 0; i < nrelas; i++) | |
| { | |
| relas[i].r_offset = BYTE_GET (erelas[i].r_offset); | |
| relas[i].r_info = BYTE_GET (erelas[i].r_info); | |
| relas[i].r_addend = BYTE_GET (erelas[i].r_addend); | |
| } | |
| free (erelas); | |
| } | |
| else | |
| { | |
| Elf64_External_Rela * erelas; | |
| erelas = (Elf64_External_Rela *) get_data (NULL, file, rel_offset, | |
| rel_size, _("relocs")); | |
| if (!erelas) | |
| return 0; | |
| nrelas = rel_size / sizeof (Elf64_External_Rela); | |
| relas = (Elf_Internal_Rela *) | |
| malloc (nrelas * sizeof (Elf_Internal_Rela)); | |
| if (relas == NULL) | |
| { | |
| error(_("out of memory parsing relocs")); | |
| return 0; | |
| } | |
| for (i = 0; i < nrelas; i++) | |
| { | |
| relas[i].r_offset = BYTE_GET8 (erelas[i].r_offset); | |
| relas[i].r_info = BYTE_GET8 (erelas[i].r_info); | |
| relas[i].r_addend = BYTE_GET8 (erelas[i].r_addend); | |
| } | |
| free (erelas); | |
| } | |
| *relasp = relas; | |
| *nrelasp = nrelas; | |
| return 1; | |
| } | |
| static int | |
| slurp_rel_relocs (file, rel_offset, rel_size, relsp, nrelsp) | |
| FILE *file; | |
| unsigned long rel_offset; | |
| unsigned long rel_size; | |
| Elf_Internal_Rel **relsp; | |
| unsigned long *nrelsp; | |
| { | |
| Elf_Internal_Rel *rels; | |
| unsigned long nrels; | |
| unsigned int i; | |
| if (is_32bit_elf) | |
| { | |
| Elf32_External_Rel * erels; | |
| erels = (Elf32_External_Rel *) get_data (NULL, file, rel_offset, | |
| rel_size, _("relocs")); | |
| if (!erels) | |
| return 0; | |
| nrels = rel_size / sizeof (Elf32_External_Rel); | |
| rels = (Elf_Internal_Rel *) malloc (nrels * sizeof (Elf_Internal_Rel)); | |
| if (rels == NULL) | |
| { | |
| error(_("out of memory parsing relocs")); | |
| return 0; | |
| } | |
| for (i = 0; i < nrels; i++) | |
| { | |
| rels[i].r_offset = BYTE_GET (erels[i].r_offset); | |
| rels[i].r_info = BYTE_GET (erels[i].r_info); | |
| } | |
| free (erels); | |
| } | |
| else | |
| { | |
| Elf64_External_Rel * erels; | |
| erels = (Elf64_External_Rel *) get_data (NULL, file, rel_offset, | |
| rel_size, _("relocs")); | |
| if (!erels) | |
| return 0; | |
| nrels = rel_size / sizeof (Elf64_External_Rel); | |
| rels = (Elf_Internal_Rel *) malloc (nrels * sizeof (Elf_Internal_Rel)); | |
| if (rels == NULL) | |
| { | |
| error(_("out of memory parsing relocs")); | |
| return 0; | |
| } | |
| for (i = 0; i < nrels; i++) | |
| { | |
| rels[i].r_offset = BYTE_GET8 (erels[i].r_offset); | |
| rels[i].r_info = BYTE_GET8 (erels[i].r_info); | |
| } | |
| free (erels); | |
| } | |
| *relsp = rels; | |
| *nrelsp = nrels; | |
| return 1; | |
| } | |
| /* Display the contents of the relocation data found at the specified offset. */ | |
| static int | |
| dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) | |
| FILE * file; | |
| unsigned long rel_offset; | |
| unsigned long rel_size; | |
| Elf_Internal_Sym * symtab; | |
| unsigned long nsyms; | |
| char * strtab; | |
| int is_rela; | |
| { | |
| unsigned int i; | |
| Elf_Internal_Rel * rels; | |
| Elf_Internal_Rela * relas; | |
| if (is_rela == UNKNOWN) | |
| is_rela = guess_is_rela (elf_header.e_machine); | |
| if (is_rela) | |
| { | |
| if (!slurp_rela_relocs (file, rel_offset, rel_size, &relas, &rel_size)) | |
| return 0; | |
| } | |
| else | |
| { | |
| if (!slurp_rel_relocs (file, rel_offset, rel_size, &rels, &rel_size)) | |
| return 0; | |
| } | |
| if (is_32bit_elf) | |
| { | |
| if (is_rela) | |
| { | |
| if (do_wide) | |
| printf (_(" Offset Info Type Sym. Value Symbol's Name + Addend\n")); | |
| else | |
| printf (_(" Offset Info Type Sym.Value Sym. Name + Addend\n")); | |
| } | |
| else | |
| { | |
| if (do_wide) | |
| printf (_(" Offset Info Type Sym. Value Symbol's Name\n")); | |
| else | |
| printf (_(" Offset Info Type Sym.Value Sym. Name\n")); | |
| } | |
| } | |
| else | |
| { | |
| if (is_rela) | |
| { | |
| if (do_wide) | |
| printf (_(" Offset Info Type Symbol's Value Symbol's Name + Addend\n")); | |
| else | |
| printf (_(" Offset Info Type Sym. Value Sym. Name + Addend\n")); | |
| } | |
| else | |
| { | |
| if (do_wide) | |
| printf (_(" Offset Info Type Symbol's Value Symbol's Name\n")); | |
| else | |
| printf (_(" Offset Info Type Sym. Value Sym. Name\n")); | |
| } | |
| } | |
| for (i = 0; i < rel_size; i++) | |
| { | |
| const char * rtype; | |
| const char * rtype2 = NULL; | |
| const char * rtype3 = NULL; | |
| bfd_vma offset; | |
| bfd_vma info; | |
| bfd_vma symtab_index; | |
| bfd_vma type; | |
| bfd_vma type2 = (bfd_vma) NULL; | |
| bfd_vma type3 = (bfd_vma) NULL; | |
| if (is_rela) | |
| { | |
| offset = relas [i].r_offset; | |
| info = relas [i].r_info; | |
| } | |
| else | |
| { | |
| offset = rels [i].r_offset; | |
| info = rels [i].r_info; | |
| } | |
| if (is_32bit_elf) | |
| { | |
| type = ELF32_R_TYPE (info); | |
| symtab_index = ELF32_R_SYM (info); | |
| } | |
| else | |
| { | |
| if (elf_header.e_machine == EM_MIPS) | |
| { | |
| type = ELF64_MIPS_R_TYPE (info); | |
| type2 = ELF64_MIPS_R_TYPE2 (info); | |
| type3 = ELF64_MIPS_R_TYPE3 (info); | |
| } | |
| else if (elf_header.e_machine == EM_SPARCV9) | |
| type = ELF64_R_TYPE_ID (info); | |
| else | |
| type = ELF64_R_TYPE (info); | |
| /* The #ifdef BFD64 below is to prevent a compile time warning. | |
| We know that if we do not have a 64 bit data type that we | |
| will never execute this code anyway. */ | |
| #ifdef BFD64 | |
| symtab_index = ELF64_R_SYM (info); | |
| #endif | |
| } | |
| if (is_32bit_elf) | |
| { | |
| #ifdef _bfd_int64_low | |
| printf ("%8.8lx %8.8lx ", _bfd_int64_low (offset), _bfd_int64_low (info)); | |
| #else | |
| printf ("%8.8lx %8.8lx ", offset, info); | |
| #endif | |
| } | |
| else | |
| { | |
| #ifdef _bfd_int64_low | |
| printf (do_wide | |
| ? "%8.8lx%8.8lx %8.8lx%8.8lx " | |
| : "%4.4lx%8.8lx %4.4lx%8.8lx ", | |
| _bfd_int64_high (offset), | |
| _bfd_int64_low (offset), | |
| _bfd_int64_high (info), | |
| _bfd_int64_low (info)); | |
| #else | |
| printf (do_wide | |
| ? "%16.16lx %16.16lx " | |
| : "%12.12lx %12.12lx ", | |
| offset, info); | |
| #endif | |
| } | |
| switch (elf_header.e_machine) | |
| { | |
| default: | |
| rtype = NULL; | |
| break; | |
| case EM_M32R: | |
| case EM_CYGNUS_M32R: | |
| rtype = elf_m32r_reloc_type (type); | |
| break; | |
| case EM_386: | |
| case EM_486: | |
| rtype = elf_i386_reloc_type (type); | |
| break; | |
| case EM_68HC11: | |
| case EM_68HC12: | |
| rtype = elf_m68hc11_reloc_type (type); | |
| break; | |
| case EM_68K: | |
| rtype = elf_m68k_reloc_type (type); | |
| break; | |
| case EM_960: | |
| rtype = elf_i960_reloc_type (type); | |
| break; | |
| case EM_AVR: | |
| case EM_AVR_OLD: | |
| rtype = elf_avr_reloc_type (type); | |
| break; | |
| case EM_OLD_SPARCV9: | |
| case EM_SPARC32PLUS: | |
| case EM_SPARCV9: | |
| case EM_SPARC: | |
| rtype = elf_sparc_reloc_type (type); | |
| break; | |
| case EM_V850: | |
| case EM_CYGNUS_V850: | |
| rtype = v850_reloc_type (type); | |
| break; | |
| case EM_D10V: | |
| case EM_CYGNUS_D10V: | |
| rtype = elf_d10v_reloc_type (type); | |
| break; | |
| case EM_D30V: | |
| case EM_CYGNUS_D30V: | |
| rtype = elf_d30v_reloc_type (type); | |
| break; | |
| case EM_DLX: | |
| rtype = elf_dlx_reloc_type (type); | |
| break; | |
| case EM_SH: | |
| rtype = elf_sh_reloc_type (type); | |
| break; | |
| case EM_MN10300: | |
| case EM_CYGNUS_MN10300: | |
| rtype = elf_mn10300_reloc_type (type); | |
| break; | |
| case EM_MN10200: | |
| case EM_CYGNUS_MN10200: | |
| rtype = elf_mn10200_reloc_type (type); | |
| break; | |
| case EM_FR30: | |
| case EM_CYGNUS_FR30: | |
| rtype = elf_fr30_reloc_type (type); | |
| break; | |
| case EM_CYGNUS_FRV: | |
| rtype = elf_frv_reloc_type (type); | |
| break; | |
| case EM_MCORE: | |
| rtype = elf_mcore_reloc_type (type); | |
| break; | |
| case EM_MMIX: | |
| rtype = elf_mmix_reloc_type (type); | |
| break; | |
| case EM_PPC: | |
| case EM_PPC64: | |
| rtype = elf_ppc_reloc_type (type); | |
| break; | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| rtype = elf_mips_reloc_type (type); | |
| if (!is_32bit_elf) | |
| { | |
| rtype2 = elf_mips_reloc_type (type2); | |
| rtype3 = elf_mips_reloc_type (type3); | |
| } | |
| break; | |
| case EM_ALPHA: | |
| rtype = elf_alpha_reloc_type (type); | |
| break; | |
| case EM_ARM: | |
| rtype = elf_arm_reloc_type (type); | |
| break; | |
| case EM_ARC: | |
| rtype = elf_arc_reloc_type (type); | |
| break; | |
| case EM_PARISC: | |
| rtype = elf_hppa_reloc_type (type); | |
| break; | |
| case EM_H8_300: | |
| case EM_H8_300H: | |
| case EM_H8S: | |
| rtype = elf_h8_reloc_type (type); | |
| break; | |
| case EM_OPENRISC: | |
| case EM_OR32: | |
| rtype = elf_or32_reloc_type (type); | |
| break; | |
| case EM_PJ: | |
| case EM_PJ_OLD: | |
| rtype = elf_pj_reloc_type (type); | |
| break; | |
| case EM_IA_64: | |
| rtype = elf_ia64_reloc_type (type); | |
| break; | |
| case EM_CRIS: | |
| rtype = elf_cris_reloc_type (type); | |
| break; | |
| case EM_860: | |
| rtype = elf_i860_reloc_type (type); | |
| break; | |
| case EM_X86_64: | |
| rtype = elf_x86_64_reloc_type (type); | |
| break; | |
| case EM_S390_OLD: | |
| case EM_S390: | |
| rtype = elf_s390_reloc_type (type); | |
| break; | |
| case EM_XSTORMY16: | |
| rtype = elf_xstormy16_reloc_type (type); | |
| break; | |
| case EM_VAX: | |
| rtype = elf_vax_reloc_type (type); | |
| break; | |
| } | |
| if (rtype == NULL) | |
| #ifdef _bfd_int64_low | |
| printf (_("unrecognized: %-7lx"), _bfd_int64_low (type)); | |
| #else | |
| printf (_("unrecognized: %-7lx"), type); | |
| #endif | |
| else | |
| printf (do_wide ? "%-21.21s" : "%-17.17s", rtype); | |
| if (symtab_index) | |
| { | |
| if (symtab == NULL || symtab_index >= nsyms) | |
| printf (" bad symbol index: %08lx", (unsigned long) symtab_index); | |
| else | |
| { | |
| Elf_Internal_Sym * psym; | |
| psym = symtab + symtab_index; | |
| printf (" "); | |
| print_vma (psym->st_value, LONG_HEX); | |
| printf (is_32bit_elf ? " " : " "); | |
| if (psym->st_name == 0) | |
| print_symbol (22, SECTION_NAME (section_headers + psym->st_shndx)); | |
| else if (strtab == NULL) | |
| printf (_("<string table index %3ld>"), psym->st_name); | |
| else | |
| print_symbol (22, strtab + psym->st_name); | |
| if (is_rela) | |
| printf (" + %lx", (unsigned long) relas [i].r_addend); | |
| } | |
| } | |
| else if (is_rela) | |
| { | |
| printf ("%*c", is_32bit_elf ? (do_wide ? 34 : 28) : (do_wide ? 26 : 20), ' '); | |
| print_vma (relas[i].r_addend, LONG_HEX); | |
| } | |
| if (elf_header.e_machine == EM_SPARCV9 | |
| && !strcmp (rtype, "R_SPARC_OLO10")) | |
| printf (" + %lx", (unsigned long) ELF64_R_TYPE_DATA (info)); | |
| putchar ('\n'); | |
| if (! is_32bit_elf && elf_header.e_machine == EM_MIPS) | |
| { | |
| printf (" Type2: "); | |
| if (rtype2 == NULL) | |
| #ifdef _bfd_int64_low | |
| printf (_("unrecognized: %-7lx"), _bfd_int64_low (type2)); | |
| #else | |
| printf (_("unrecognized: %-7lx"), type2); | |
| #endif | |
| else | |
| printf ("%-17.17s", rtype2); | |
| printf("\n Type3: "); | |
| if (rtype3 == NULL) | |
| #ifdef _bfd_int64_low | |
| printf (_("unrecognized: %-7lx"), _bfd_int64_low (type3)); | |
| #else | |
| printf (_("unrecognized: %-7lx"), type3); | |
| #endif | |
| else | |
| printf ("%-17.17s", rtype3); | |
| putchar ('\n'); | |
| } | |
| } | |
| if (is_rela) | |
| free (relas); | |
| else | |
| free (rels); | |
| 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_sparc64_dynamic_type (type) | |
| unsigned long type; | |
| { | |
| switch (type) | |
| { | |
| case DT_SPARC_REGISTER: return "SPARC_REGISTER"; | |
| default: | |
| return NULL; | |
| } | |
| } | |
| static const char * | |
| get_ppc64_dynamic_type (type) | |
| unsigned long type; | |
| { | |
| switch (type) | |
| { | |
| case DT_PPC64_GLINK: return "PPC64_GLINK"; | |
| case DT_PPC64_OPD: return "PPC64_OPD"; | |
| case DT_PPC64_OPDSZ: return "PPC64_OPDSZ"; | |
| default: | |
| return NULL; | |
| } | |
| } | |
| static const char * | |
| get_parisc_dynamic_type (type) | |
| unsigned long type; | |
| { | |
| switch (type) | |
| { | |
| case DT_HP_LOAD_MAP: return "HP_LOAD_MAP"; | |
| case DT_HP_DLD_FLAGS: return "HP_DLD_FLAGS"; | |
| case DT_HP_DLD_HOOK: return "HP_DLD_HOOK"; | |
| case DT_HP_UX10_INIT: return "HP_UX10_INIT"; | |
| case DT_HP_UX10_INITSZ: return "HP_UX10_INITSZ"; | |
| case DT_HP_PREINIT: return "HP_PREINIT"; | |
| case DT_HP_PREINITSZ: return "HP_PREINITSZ"; | |
| case DT_HP_NEEDED: return "HP_NEEDED"; | |
| case DT_HP_TIME_STAMP: return "HP_TIME_STAMP"; | |
| case DT_HP_CHECKSUM: return "HP_CHECKSUM"; | |
| case DT_HP_GST_SIZE: return "HP_GST_SIZE"; | |
| case DT_HP_GST_VERSION: return "HP_GST_VERSION"; | |
| case DT_HP_GST_HASHVAL: return "HP_GST_HASHVAL"; | |
| 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_RUNPATH: return "RUNPATH"; | |
| case DT_FLAGS: return "FLAGS"; | |
| case DT_PREINIT_ARRAY: return "PREINIT_ARRAY"; | |
| case DT_PREINIT_ARRAYSZ: return "PREINIT_ARRAYSZ"; | |
| case DT_CHECKSUM: return "CHECKSUM"; | |
| case DT_PLTPADSZ: return "PLTPADSZ"; | |
| case DT_MOVEENT: return "MOVEENT"; | |
| case DT_MOVESZ: return "MOVESZ"; | |
| case DT_FEATURE: return "FEATURE"; | |
| case DT_POSFLAG_1: return "POSFLAG_1"; | |
| case DT_SYMINSZ: return "SYMINSZ"; | |
| case DT_SYMINENT: return "SYMINENT"; /* aka VALRNGHI */ | |
| case DT_ADDRRNGLO: return "ADDRRNGLO"; | |
| case DT_CONFIG: return "CONFIG"; | |
| case DT_DEPAUDIT: return "DEPAUDIT"; | |
| case DT_AUDIT: return "AUDIT"; | |
| case DT_PLTPAD: return "PLTPAD"; | |
| case DT_MOVETAB: return "MOVETAB"; | |
| case DT_SYMINFO: return "SYMINFO"; /* 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 "AUXILIARY"; | |
| case DT_USED: return "USED"; | |
| case DT_FILTER: return "FILTER"; | |
| case DT_GNU_PRELINKED: return "GNU_PRELINKED"; | |
| case DT_GNU_CONFLICT: return "GNU_CONFLICT"; | |
| case DT_GNU_CONFLICTSZ: return "GNU_CONFLICTSZ"; | |
| case DT_GNU_LIBLIST: return "GNU_LIBLIST"; | |
| case DT_GNU_LIBLISTSZ: return "GNU_LIBLISTSZ"; | |
| default: | |
| if ((type >= DT_LOPROC) && (type <= DT_HIPROC)) | |
| { | |
| const char * result; | |
| switch (elf_header.e_machine) | |
| { | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| result = get_mips_dynamic_type (type); | |
| break; | |
| case EM_SPARCV9: | |
| result = get_sparc64_dynamic_type (type); | |
| break; | |
| case EM_PPC64: | |
| result = get_ppc64_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)) | |
| { | |
| const char * result; | |
| switch (elf_header.e_machine) | |
| { | |
| case EM_PARISC: | |
| result = get_parisc_dynamic_type (type); | |
| break; | |
| default: | |
| result = NULL; | |
| break; | |
| } | |
| if (result != NULL) | |
| return result; | |
| 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 [64]; /* XXX */ | |
| 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"; | |
| case EM_S370: return "IBM System/370"; | |
| case EM_MIPS_RS3_LE: return "MIPS R4000 big-endian"; | |
| case EM_OLD_SPARCV9: return "Sparc v9 (old)"; | |
| case EM_PARISC: return "HPPA"; | |
| case EM_PPC_OLD: return "Power PC (old)"; | |
| case EM_SPARC32PLUS: return "Sparc v8+" ; | |
| case EM_960: return "Intel 90860"; | |
| case EM_PPC: return "PowerPC"; | |
| case EM_PPC64: return "PowerPC64"; | |
| case EM_V800: return "NEC V800"; | |
| case EM_FR20: return "Fujitsu FR20"; | |
| case EM_RH32: return "TRW RH32"; | |
| case EM_MCORE: return "MCORE"; | |
| case EM_ARM: return "ARM"; | |
| case EM_OLD_ALPHA: return "Digital Alpha (old)"; | |
| case EM_SH: return "Hitachi SH"; | |
| case EM_SPARCV9: return "Sparc v9"; | |
| case EM_TRICORE: return "Siemens Tricore"; | |
| case EM_ARC: return "ARC"; | |
| 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 IA-64"; | |
| case EM_MIPS_X: return "Stanford MIPS-X"; | |
| case EM_COLDFIRE: return "Motorola Coldfire"; | |
| case EM_68HC12: return "Motorola M68HC12"; | |
| case EM_ALPHA: return "Alpha"; | |
| case EM_CYGNUS_D10V: | |
| case EM_D10V: return "d10v"; | |
| case EM_CYGNUS_D30V: | |
| case EM_D30V: return "d30v"; | |
| case EM_CYGNUS_M32R: | |
| case EM_M32R: return "Mitsubishi M32r"; | |
| case EM_CYGNUS_V850: | |
| case EM_V850: return "NEC v850"; | |
| case EM_CYGNUS_MN10300: | |
| case EM_MN10300: return "mn10300"; | |
| case EM_CYGNUS_MN10200: | |
| case EM_MN10200: return "mn10200"; | |
| case EM_CYGNUS_FR30: | |
| case EM_FR30: return "Fujitsu FR30"; | |
| case EM_CYGNUS_FRV: return "Fujitsu FR-V"; | |
| case EM_PJ_OLD: | |
| case EM_PJ: return "picoJava"; | |
| case EM_MMA: return "Fujitsu Multimedia Accelerator"; | |
| case EM_PCP: return "Siemens PCP"; | |
| case EM_NCPU: return "Sony nCPU embedded RISC processor"; | |
| case EM_NDR1: return "Denso NDR1 microprocesspr"; | |
| case EM_STARCORE: return "Motorola Star*Core processor"; | |
| case EM_ME16: return "Toyota ME16 processor"; | |
| case EM_ST100: return "STMicroelectronics ST100 processor"; | |
| case EM_TINYJ: return "Advanced Logic Corp. TinyJ embedded processor"; | |
| case EM_FX66: return "Siemens FX66 microcontroller"; | |
| case EM_ST9PLUS: return "STMicroelectronics ST9+ 8/16 bit microcontroller"; | |
| case EM_ST7: return "STMicroelectronics ST7 8-bit microcontroller"; | |
| case EM_68HC16: return "Motorola MC68HC16 Microcontroller"; | |
| case EM_68HC11: return "Motorola MC68HC11 Microcontroller"; | |
| case EM_68HC08: return "Motorola MC68HC08 Microcontroller"; | |
| case EM_68HC05: return "Motorola MC68HC05 Microcontroller"; | |
| case EM_SVX: return "Silicon Graphics SVx"; | |
| case EM_ST19: return "STMicroelectronics ST19 8-bit microcontroller"; | |
| case EM_VAX: return "Digital VAX"; | |
| case EM_AVR_OLD: | |
| case EM_AVR: return "Atmel AVR 8-bit microcontroller"; | |
| case EM_CRIS: return "Axis Communications 32-bit embedded processor"; | |
| case EM_JAVELIN: return "Infineon Technologies 32-bit embedded cpu"; | |
| case EM_FIREPATH: return "Element 14 64-bit DSP processor"; | |
| case EM_ZSP: return "LSI Logic's 16-bit DSP processor"; | |
| case EM_MMIX: return "Donald Knuth's educational 64-bit processor"; | |
| case EM_HUANY: return "Harvard Universitys's machine-independent object format"; | |
| case EM_PRISM: return "SiTera Prism"; | |
| case EM_X86_64: return "Advanced Micro Devices X86-64"; | |
| case EM_S390_OLD: | |
| case EM_S390: return "IBM S/390"; | |
| case EM_XSTORMY16: return "Sanyo Xstormy16 CPU core"; | |
| case EM_OPENRISC: | |
| case EM_OR32: return "OpenRISC"; | |
| case EM_DLX: return "OpenDLX"; | |
| default: | |
| sprintf (buff, _("<unknown>: %x"), e_machine); | |
| return buff; | |
| } | |
| } | |
| static void | |
| decode_ARM_machine_flags (e_flags, buf) | |
| unsigned e_flags; | |
| char buf[]; | |
| { | |
| unsigned eabi; | |
| int unknown = 0; | |
| eabi = EF_ARM_EABI_VERSION (e_flags); | |
| e_flags &= ~ EF_ARM_EABIMASK; | |
| /* Handle "generic" ARM flags. */ | |
| if (e_flags & EF_ARM_RELEXEC) | |
| { | |
| strcat (buf, ", relocatable executable"); | |
| e_flags &= ~ EF_ARM_RELEXEC; | |
| } | |
| if (e_flags & EF_ARM_HASENTRY) | |
| { | |
| strcat (buf, ", has entry point"); | |
| e_flags &= ~ EF_ARM_HASENTRY; | |
| } | |
| /* Now handle EABI specific flags. */ | |
| switch (eabi) | |
| { | |
| default: | |
| strcat (buf, ", <unrecognized EABI>"); | |
| if (e_flags) | |
| unknown = 1; | |
| break; | |
| case EF_ARM_EABI_VER1: | |
| strcat (buf, ", Version1 EABI"); | |
| while (e_flags) | |
| { | |
| unsigned flag; | |
| /* Process flags one bit at a time. */ | |
| flag = e_flags & - e_flags; | |
| e_flags &= ~ flag; | |
| switch (flag) | |
| { | |
| case EF_ARM_SYMSARESORTED: /* Conflicts with EF_ARM_INTERWORK. */ | |
| strcat (buf, ", sorted symbol tables"); | |
| break; | |
| default: | |
| unknown = 1; | |
| break; | |
| } | |
| } | |
| break; | |
| case EF_ARM_EABI_VER2: | |
| strcat (buf, ", Version2 EABI"); | |
| while (e_flags) | |
| { | |
| unsigned flag; | |
| /* Process flags one bit at a time. */ | |
| flag = e_flags & - e_flags; | |
| e_flags &= ~ flag; | |
| switch (flag) | |
| { | |
| case EF_ARM_SYMSARESORTED: /* Conflicts with EF_ARM_INTERWORK. */ | |
| strcat (buf, ", sorted symbol tables"); | |
| break; | |
| case EF_ARM_DYNSYMSUSESEGIDX: | |
| strcat (buf, ", dynamic symbols use segment index"); | |
| break; | |
| case EF_ARM_MAPSYMSFIRST: | |
| strcat (buf, ", mapping symbols precede others"); | |
| break; | |
| default: | |
| unknown = 1; | |
| break; | |
| } | |
| } | |
| break; | |
| case EF_ARM_EABI_UNKNOWN: | |
| strcat (buf, ", GNU EABI"); | |
| while (e_flags) | |
| { | |
| unsigned flag; | |
| /* Process flags one bit at a time. */ | |
| flag = e_flags & - e_flags; | |
| e_flags &= ~ flag; | |
| switch (flag) | |
| { | |
| case EF_ARM_INTERWORK: | |
| strcat (buf, ", interworking enabled"); | |
| break; | |
| case EF_ARM_APCS_26: | |
| strcat (buf, ", uses APCS/26"); | |
| break; | |
| case EF_ARM_APCS_FLOAT: | |
| strcat (buf, ", uses APCS/float"); | |
| break; | |
| case EF_ARM_PIC: | |
| strcat (buf, ", position independent"); | |
| break; | |
| case EF_ARM_ALIGN8: | |
| strcat (buf, ", 8 bit structure alignment"); | |
| break; | |
| case EF_ARM_NEW_ABI: | |
| strcat (buf, ", uses new ABI"); | |
| break; | |
| case EF_ARM_OLD_ABI: | |
| strcat (buf, ", uses old ABI"); | |
| break; | |
| case EF_ARM_SOFT_FLOAT: | |
| strcat (buf, ", software FP"); | |
| break; | |
| default: | |
| unknown = 1; | |
| break; | |
| } | |
| } | |
| } | |
| if (unknown) | |
| strcat (buf,", <unknown>"); | |
| } | |
| 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_ARM: | |
| decode_ARM_machine_flags (e_flags, buf); | |
| break; | |
| case EM_68K: | |
| if (e_flags & EF_CPU32) | |
| strcat (buf, ", cpu32"); | |
| if (e_flags & EF_M68000) | |
| strcat (buf, ", m68000"); | |
| break; | |
| case EM_PPC: | |
| if (e_flags & EF_PPC_EMB) | |
| strcat (buf, ", emb"); | |
| if (e_flags & EF_PPC_RELOCATABLE) | |
| strcat (buf, ", relocatable"); | |
| if (e_flags & EF_PPC_RELOCATABLE_LIB) | |
| strcat (buf, ", relocatable-lib"); | |
| break; | |
| case EM_V850: | |
| case EM_CYGNUS_V850: | |
| switch (e_flags & EF_V850_ARCH) | |
| { | |
| case E_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_M32R: | |
| case EM_CYGNUS_M32R: | |
| if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH) | |
| strcat (buf, ", m32r"); | |
| break; | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| if (e_flags & EF_MIPS_NOREORDER) | |
| strcat (buf, ", noreorder"); | |
| if (e_flags & EF_MIPS_PIC) | |
| strcat (buf, ", pic"); | |
| if (e_flags & EF_MIPS_CPIC) | |
| strcat (buf, ", cpic"); | |
| if (e_flags & EF_MIPS_UCODE) | |
| strcat (buf, ", ugen_reserved"); | |
| if (e_flags & EF_MIPS_ABI2) | |
| strcat (buf, ", abi2"); | |
| if (e_flags & EF_MIPS_OPTIONS_FIRST) | |
| strcat (buf, ", odk first"); | |
| if (e_flags & EF_MIPS_32BITMODE) | |
| strcat (buf, ", 32bitmode"); | |
| switch ((e_flags & EF_MIPS_MACH)) | |
| { | |
| case E_MIPS_MACH_3900: strcat (buf, ", 3900"); break; | |
| case E_MIPS_MACH_4010: strcat (buf, ", 4010"); break; | |
| case E_MIPS_MACH_4100: strcat (buf, ", 4100"); break; | |
| case E_MIPS_MACH_4650: strcat (buf, ", 4650"); break; | |
| case E_MIPS_MACH_4111: strcat (buf, ", 4111"); break; | |
| case E_MIPS_MACH_SB1: strcat (buf, ", sb1"); break; | |
| case 0: | |
| /* We simply ignore the field in this case to avoid confusion: | |
| MIPS ELF does not specify EF_MIPS_MACH, it is a GNU | |
| extension. */ | |
| break; | |
| default: strcat (buf, ", unknown CPU"); break; | |
| } | |
| switch ((e_flags & EF_MIPS_ABI)) | |
| { | |
| case E_MIPS_ABI_O32: strcat (buf, ", o32"); break; | |
| case E_MIPS_ABI_O64: strcat (buf, ", o64"); break; | |
| case E_MIPS_ABI_EABI32: strcat (buf, ", eabi32"); break; | |
| case E_MIPS_ABI_EABI64: strcat (buf, ", eabi64"); break; | |
| case 0: | |
| /* We simply ignore the field in this case to avoid confusion: | |
| MIPS ELF does not specify EF_MIPS_ABI, it is a GNU extension. | |
| This means it is likely to be an o32 file, but not for | |
| sure. */ | |
| break; | |
| default: strcat (buf, ", unknown ABI"); break; | |
| } | |
| if (e_flags & EF_MIPS_ARCH_ASE_MDMX) | |
| strcat (buf, ", mdmx"); | |
| if (e_flags & EF_MIPS_ARCH_ASE_M16) | |
| strcat (buf, ", mips16"); | |
| switch ((e_flags & EF_MIPS_ARCH)) | |
| { | |
| case E_MIPS_ARCH_1: strcat (buf, ", mips1"); break; | |
| case E_MIPS_ARCH_2: strcat (buf, ", mips2"); break; | |
| case E_MIPS_ARCH_3: strcat (buf, ", mips3"); break; | |
| case E_MIPS_ARCH_4: strcat (buf, ", mips4"); break; | |
| case E_MIPS_ARCH_5: strcat (buf, ", mips5"); break; | |
| case E_MIPS_ARCH_32: strcat (buf, ", mips32"); break; | |
| case E_MIPS_ARCH_64: strcat (buf, ", mips64"); break; | |
| default: strcat (buf, ", unknown ISA"); break; | |
| } | |
| break; | |
| case EM_SPARCV9: | |
| if (e_flags & EF_SPARC_32PLUS) | |
| strcat (buf, ", v8+"); | |
| if (e_flags & EF_SPARC_SUN_US1) | |
| strcat (buf, ", ultrasparcI"); | |
| if (e_flags & EF_SPARC_SUN_US3) | |
| strcat (buf, ", ultrasparcIII"); | |
| if (e_flags & EF_SPARC_HAL_R1) | |
| strcat (buf, ", halr1"); | |
| if (e_flags & EF_SPARC_LEDATA) | |
| strcat (buf, ", ledata"); | |
| if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_TSO) | |
| strcat (buf, ", tso"); | |
| if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_PSO) | |
| strcat (buf, ", pso"); | |
| if ((e_flags & EF_SPARCV9_MM) == EF_SPARCV9_RMO) | |
| strcat (buf, ", rmo"); | |
| break; | |
| case EM_PARISC: | |
| switch (e_flags & EF_PARISC_ARCH) | |
| { | |
| case EFA_PARISC_1_0: | |
| strcpy (buf, ", PA-RISC 1.0"); | |
| break; | |
| case EFA_PARISC_1_1: | |
| strcpy (buf, ", PA-RISC 1.1"); | |
| break; | |
| case EFA_PARISC_2_0: | |
| strcpy (buf, ", PA-RISC 2.0"); | |
| break; | |
| default: | |
| break; | |
| } | |
| if (e_flags & EF_PARISC_TRAPNIL) | |
| strcat (buf, ", trapnil"); | |
| if (e_flags & EF_PARISC_EXT) | |
| strcat (buf, ", ext"); | |
| if (e_flags & EF_PARISC_LSB) | |
| strcat (buf, ", lsb"); | |
| if (e_flags & EF_PARISC_WIDE) | |
| strcat (buf, ", wide"); | |
| if (e_flags & EF_PARISC_NO_KABP) | |
| strcat (buf, ", no kabp"); | |
| if (e_flags & EF_PARISC_LAZYSWAP) | |
| strcat (buf, ", lazyswap"); | |
| break; | |
| case EM_PJ: | |
| case EM_PJ_OLD: | |
| if ((e_flags & EF_PICOJAVA_NEWCALLS) == EF_PICOJAVA_NEWCALLS) | |
| strcat (buf, ", new calling convention"); | |
| if ((e_flags & EF_PICOJAVA_GNUCALLS) == EF_PICOJAVA_GNUCALLS) | |
| strcat (buf, ", gnu calling convention"); | |
| break; | |
| case EM_IA_64: | |
| if ((e_flags & EF_IA_64_ABI64)) | |
| strcat (buf, ", 64-bit"); | |
| else | |
| strcat (buf, ", 32-bit"); | |
| if ((e_flags & EF_IA_64_REDUCEDFP)) | |
| strcat (buf, ", reduced fp model"); | |
| if ((e_flags & EF_IA_64_NOFUNCDESC_CONS_GP)) | |
| strcat (buf, ", no function descriptors, constant gp"); | |
| else if ((e_flags & EF_IA_64_CONS_GP)) | |
| strcat (buf, ", constant gp"); | |
| if ((e_flags & EF_IA_64_ABSOLUTE)) | |
| strcat (buf, ", absolute"); | |
| break; | |
| case EM_VAX: | |
| if ((e_flags & EF_VAX_NONPIC)) | |
| strcat (buf, ", non-PIC"); | |
| if ((e_flags & EF_VAX_DFLOAT)) | |
| strcat (buf, ", D-Float"); | |
| if ((e_flags & EF_VAX_GFLOAT)) | |
| strcat (buf, ", G-Float"); | |
| break; | |
| } | |
| } | |
| return buf; | |
| } | |
| static const char * | |
| get_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_parisc_segment_type (type) | |
| unsigned long type; | |
| { | |
| switch (type) | |
| { | |
| case PT_HP_TLS: return "HP_TLS"; | |
| case PT_HP_CORE_NONE: return "HP_CORE_NONE"; | |
| case PT_HP_CORE_VERSION: return "HP_CORE_VERSION"; | |
| case PT_HP_CORE_KERNEL: return "HP_CORE_KERNEL"; | |
| case PT_HP_CORE_COMM: return "HP_CORE_COMM"; | |
| case PT_HP_CORE_PROC: return "HP_CORE_PROC"; | |
| case PT_HP_CORE_LOADABLE: return "HP_CORE_LOADABLE"; | |
| case PT_HP_CORE_STACK: return "HP_CORE_STACK"; | |
| case PT_HP_CORE_SHM: return "HP_CORE_SHM"; | |
| case PT_HP_CORE_MMF: return "HP_CORE_MMF"; | |
| case PT_HP_PARALLEL: return "HP_PARALLEL"; | |
| case PT_HP_FASTBIND: return "HP_FASTBIND"; | |
| case PT_PARISC_ARCHEXT: return "PARISC_ARCHEXT"; | |
| case PT_PARISC_UNWIND: return "PARISC_UNWIND"; | |
| default: | |
| break; | |
| } | |
| return NULL; | |
| } | |
| static const char * | |
| get_ia64_segment_type (type) | |
| unsigned long type; | |
| { | |
| switch (type) | |
| { | |
| case PT_IA_64_ARCHEXT: return "IA_64_ARCHEXT"; | |
| case PT_IA_64_UNWIND: return "IA_64_UNWIND"; | |
| case PT_HP_TLS: return "HP_TLS"; | |
| case PT_IA_64_HP_OPT_ANOT: return "HP_OPT_ANNOT"; | |
| case PT_IA_64_HP_HSL_ANOT: return "HP_HSL_ANNOT"; | |
| case PT_IA_64_HP_STACK: return "HP_STACK"; | |
| default: | |
| break; | |
| } | |
| return NULL; | |
| } | |
| static const char * | |
| get_segment_type (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"; | |
| case PT_TLS: return "TLS"; | |
| case PT_GNU_EH_FRAME: | |
| return "GNU_EH_FRAME"; | |
| default: | |
| if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC)) | |
| { | |
| const char * result; | |
| switch (elf_header.e_machine) | |
| { | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| result = get_mips_segment_type (p_type); | |
| break; | |
| case EM_PARISC: | |
| result = get_parisc_segment_type (p_type); | |
| break; | |
| case EM_IA_64: | |
| result = get_ia64_segment_type (p_type); | |
| break; | |
| default: | |
| result = NULL; | |
| break; | |
| } | |
| if (result != NULL) | |
| return result; | |
| sprintf (buff, "LOPROC+%lx", p_type - PT_LOPROC); | |
| } | |
| else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS)) | |
| { | |
| const char * result; | |
| switch (elf_header.e_machine) | |
| { | |
| case EM_PARISC: | |
| result = get_parisc_segment_type (p_type); | |
| break; | |
| case EM_IA_64: | |
| result = get_ia64_segment_type (p_type); | |
| break; | |
| default: | |
| result = NULL; | |
| break; | |
| } | |
| if (result != NULL) | |
| return result; | |
| sprintf (buff, "LOOS+%lx", p_type - PT_LOOS); | |
| } | |
| else | |
| 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_parisc_section_type_name (sh_type) | |
| unsigned int sh_type; | |
| { | |
| switch (sh_type) | |
| { | |
| case SHT_PARISC_EXT: return "PARISC_EXT"; | |
| case SHT_PARISC_UNWIND: return "PARISC_UNWIND"; | |
| case SHT_PARISC_DOC: return "PARISC_DOC"; | |
| default: | |
| break; | |
| } | |
| return NULL; | |
| } | |
| static const char * | |
| get_ia64_section_type_name (sh_type) | |
| unsigned int sh_type; | |
| { | |
| switch (sh_type) | |
| { | |
| case SHT_IA_64_EXT: return "IA_64_EXT"; | |
| case SHT_IA_64_UNWIND: return "IA_64_UNWIND"; | |
| 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_INIT_ARRAY: return "INIT_ARRAY"; | |
| case SHT_FINI_ARRAY: return "FINI_ARRAY"; | |
| case SHT_PREINIT_ARRAY: return "PREINIT_ARRAY"; | |
| case SHT_GROUP: return "GROUP"; | |
| case SHT_SYMTAB_SHNDX: return "SYMTAB SECTION INDICIES"; | |
| case SHT_GNU_verdef: return "VERDEF"; | |
| case SHT_GNU_verneed: return "VERNEED"; | |
| case SHT_GNU_versym: return "VERSYM"; | |
| case 0x6ffffff0: return "VERSYM"; | |
| case 0x6ffffffc: return "VERDEF"; | |
| case 0x7ffffffd: return "AUXILIARY"; | |
| case 0x7fffffff: return "FILTER"; | |
| case SHT_GNU_LIBLIST: return "GNU_LIBLIST"; | |
| default: | |
| if ((sh_type >= SHT_LOPROC) && (sh_type <= SHT_HIPROC)) | |
| { | |
| const char * result; | |
| switch (elf_header.e_machine) | |
| { | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| result = get_mips_section_type_name (sh_type); | |
| break; | |
| case EM_PARISC: | |
| result = get_parisc_section_type_name (sh_type); | |
| break; | |
| case EM_IA_64: | |
| result = get_ia64_section_type_name (sh_type); | |
| break; | |
| default: | |
| result = NULL; | |
| break; | |
| } | |
| if (result != NULL) | |
| return result; | |
| sprintf (buff, "LOPROC+%x", sh_type - SHT_LOPROC); | |
| } | |
| else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS)) | |
| sprintf (buff, "LOOS+%x", sh_type - SHT_LOOS); | |
| else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER)) | |
| sprintf (buff, "LOUSER+%x", sh_type - SHT_LOUSER); | |
| else | |
| sprintf (buff, _("<unknown>: %x"), sh_type); | |
| return buff; | |
| } | |
| } | |
| #define OPTION_DEBUG_DUMP 512 | |
| struct option options [] = | |
| { | |
| {"all", no_argument, 0, 'a'}, | |
| {"file-header", no_argument, 0, 'h'}, | |
| {"program-headers", no_argument, 0, 'l'}, | |
| {"headers", no_argument, 0, 'e'}, | |
| {"histogram", no_argument, 0, 'I'}, | |
| {"segments", no_argument, 0, 'l'}, | |
| {"sections", no_argument, 0, 'S'}, | |
| {"section-headers", no_argument, 0, 'S'}, | |
| {"symbols", no_argument, 0, 's'}, | |
| {"syms", no_argument, 0, 's'}, | |
| {"relocs", no_argument, 0, 'r'}, | |
| {"notes", no_argument, 0, 'n'}, | |
| {"dynamic", no_argument, 0, 'd'}, | |
| {"arch-specific", no_argument, 0, 'A'}, | |
| {"version-info", no_argument, 0, 'V'}, | |
| {"use-dynamic", no_argument, 0, 'D'}, | |
| {"hex-dump", required_argument, 0, 'x'}, | |
| {"debug-dump", optional_argument, 0, OPTION_DEBUG_DUMP}, | |
| {"unwind", no_argument, 0, 'u'}, | |
| #ifdef SUPPORT_DISASSEMBLY | |
| {"instruction-dump", required_argument, 0, 'i'}, | |
| #endif | |
| {"version", no_argument, 0, 'v'}, | |
| {"wide", no_argument, 0, 'W'}, | |
| {"help", no_argument, 0, 'H'}, | |
| {0, no_argument, 0, 0} | |
| }; | |
| static void | |
| usage () | |
| { | |
| fprintf (stdout, _("Usage: readelf <option(s)> elf-file(s)\n")); | |
| fprintf (stdout, _(" Display information about the contents of ELF format files\n")); | |
| fprintf (stdout, _(" Options are:\n\ | |
| -a --all Equivalent to: -h -l -S -s -r -d -V -A -I\n\ | |
| -h --file-header Display the ELF file header\n\ | |
| -l --program-headers Display the program headers\n\ | |
| --segments An alias for --program-headers\n\ | |
| -S --section-headers Display the sections' header\n\ | |
| --sections An alias for --section-headers\n\ | |
| -e --headers Equivalent to: -h -l -S\n\ | |
| -s --syms Display the symbol table\n\ | |
| --symbols An alias for --syms\n\ | |
| -n --notes Display the core notes (if present)\n\ | |
| -r --relocs Display the relocations (if present)\n\ | |
| -u --unwind Display the unwind info (if present)\n\ | |
| -d --dynamic Display the dynamic segment (if present)\n\ | |
| -V --version-info Display the version sections (if present)\n\ | |
| -A --arch-specific Display architecture specific information (if any).\n\ | |
| -D --use-dynamic Use the dynamic section info when displaying symbols\n\ | |
| -x --hex-dump=<number> Dump the contents of section <number>\n\ | |
| -w[liaprmfFso] or\n\ | |
| --debug-dump[=line,=info,=abbrev,=pubnames,=ranges,=macro,=frames,=str,=loc]\n\ | |
| Display the contents of DWARF2 debug sections\n")); | |
| #ifdef SUPPORT_DISASSEMBLY | |
| fprintf (stdout, _("\ | |
| -i --instruction-dump=<number>\n\ | |
| Disassemble the contents of section <number>\n")); | |
| #endif | |
| fprintf (stdout, _("\ | |
| -I --histogram Display histogram of bucket list lengths\n\ | |
| -W --wide Allow output width to exceed 80 characters\n\ | |
| -H --help Display this information\n\ | |
| -v --version Display the version number of readelf\n")); | |
| fprintf (stdout, _("Report bugs to %s\n"), REPORT_BUGS_TO); | |
| exit (0); | |
| } | |
| static void | |
| request_dump (section, type) | |
| unsigned int section; | |
| int 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, "ersuahnldSDAIw::x:i:vVW", 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_unwind ++; | |
| do_dynamic ++; | |
| do_header ++; | |
| do_sections ++; | |
| do_segments ++; | |
| do_version ++; | |
| do_histogram ++; | |
| do_arch ++; | |
| do_notes ++; | |
| break; | |
| case 'e': | |
| do_header ++; | |
| do_sections ++; | |
| do_segments ++; | |
| break; | |
| case 'A': | |
| do_arch ++; | |
| break; | |
| case 'D': | |
| do_using_dynamic ++; | |
| break; | |
| case 'r': | |
| do_reloc ++; | |
| break; | |
| case 'u': | |
| do_unwind ++; | |
| break; | |
| case 'h': | |
| do_header ++; | |
| break; | |
| case 'l': | |
| do_segments ++; | |
| break; | |
| case 's': | |
| do_syms ++; | |
| break; | |
| case 'S': | |
| do_sections ++; | |
| break; | |
| case 'd': | |
| do_dynamic ++; | |
| break; | |
| case 'I': | |
| do_histogram ++; | |
| break; | |
| case 'n': | |
| do_notes ++; | |
| break; | |
| case 'x': | |
| do_dump ++; | |
| section = strtoul (optarg, & cp, 0); | |
| if (! * cp && section >= 0) | |
| { | |
| request_dump (section, HEX_DUMP); | |
| break; | |
| } | |
| goto oops; | |
| case 'w': | |
| do_dump ++; | |
| if (optarg == 0) | |
| do_debugging = 1; | |
| else | |
| { | |
| unsigned int index = 0; | |
| do_debugging = 0; | |
| while (optarg[index]) | |
| switch (optarg[index++]) | |
| { | |
| case 'i': | |
| case 'I': | |
| do_debug_info = 1; | |
| break; | |
| case 'a': | |
| case 'A': | |
| do_debug_abbrevs = 1; | |
| break; | |
| case 'l': | |
| case 'L': | |
| do_debug_lines = 1; | |
| break; | |
| case 'p': | |
| case 'P': | |
| do_debug_pubnames = 1; | |
| break; | |
| case 'r': | |
| case 'R': | |
| do_debug_aranges = 1; | |
| break; | |
| case 'F': | |
| do_debug_frames_interp = 1; | |
| case 'f': | |
| do_debug_frames = 1; | |
| break; | |
| case 'm': | |
| case 'M': | |
| do_debug_macinfo = 1; | |
| break; | |
| case 's': | |
| case 'S': | |
| do_debug_str = 1; | |
| break; | |
| case 'o': | |
| case 'O': | |
| do_debug_loc = 1; | |
| break; | |
| default: | |
| warn (_("Unrecognized debug option '%s'\n"), optarg); | |
| break; | |
| } | |
| } | |
| break; | |
| case OPTION_DEBUG_DUMP: | |
| do_dump ++; | |
| if (optarg == 0) | |
| do_debugging = 1; | |
| else | |
| { | |
| const char *debug_dump_opt[] | |
| = { "line", "info", "abbrev", "pubnames", "ranges", | |
| "macro", "frames", "frames-interp", "str", "loc", NULL }; | |
| unsigned int index; | |
| const char *p; | |
| do_debugging = 0; | |
| p = optarg; | |
| while (*p) | |
| { | |
| for (index = 0; debug_dump_opt[index]; index++) | |
| { | |
| size_t len = strlen (debug_dump_opt[index]); | |
| if (strncmp (p, debug_dump_opt[index], len) == 0 | |
| && (p[len] == ',' || p[len] == '\0')) | |
| { | |
| switch (p[0]) | |
| { | |
| case 'i': | |
| do_debug_info = 1; | |
| break; | |
| case 'a': | |
| do_debug_abbrevs = 1; | |
| break; | |
| case 'l': | |
| if (p[1] == 'i') | |
| do_debug_lines = 1; | |
| else | |
| do_debug_loc = 1; | |
| break; | |
| case 'p': | |
| do_debug_pubnames = 1; | |
| break; | |
| case 'r': | |
| do_debug_aranges = 1; | |
| break; | |
| case 'f': | |
| if (len > 6) | |
| do_debug_frames_interp = 1; | |
| do_debug_frames = 1; | |
| break; | |
| case 'm': | |
| do_debug_macinfo = 1; | |
| break; | |
| case 's': | |
| do_debug_str = 1; | |
| break; | |
| } | |
| p += len; | |
| break; | |
| } | |
| } | |
| if (debug_dump_opt[index] == NULL) | |
| { | |
| warn (_("Unrecognized debug option '%s'\n"), p); | |
| p = strchr (p, ','); | |
| if (p == NULL) | |
| break; | |
| } | |
| if (*p == ',') | |
| p++; | |
| } | |
| } | |
| break; | |
| #ifdef SUPPORT_DISASSEMBLY | |
| case 'i': | |
| do_dump ++; | |
| section = strtoul (optarg, & cp, 0); | |
| if (! * cp && section >= 0) | |
| { | |
| request_dump (section, DISASS_DUMP); | |
| break; | |
| } | |
| goto oops; | |
| #endif | |
| case 'v': | |
| print_version (program_name); | |
| break; | |
| case 'V': | |
| do_version ++; | |
| break; | |
| case 'W': | |
| do_wide ++; | |
| break; | |
| default: | |
| oops: | |
| /* xgettext:c-format */ | |
| error (_("Invalid option '-%c'\n"), c); | |
| /* Drop through. */ | |
| case '?': | |
| usage (); | |
| } | |
| } | |
| if (!do_dynamic && !do_syms && !do_reloc && !do_unwind && !do_sections | |
| && !do_segments && !do_header && !do_dump && !do_version | |
| && !do_histogram && !do_debugging && !do_arch && !do_notes) | |
| usage (); | |
| else if (argc < 3) | |
| { | |
| warn (_("Nothing to do.\n")); | |
| usage(); | |
| } | |
| } | |
| static const char * | |
| get_elf_class (elf_class) | |
| unsigned int elf_class; | |
| { | |
| static char buff [32]; | |
| switch (elf_class) | |
| { | |
| case ELFCLASSNONE: return _("none"); | |
| case ELFCLASS32: return "ELF32"; | |
| case ELFCLASS64: return "ELF64"; | |
| default: | |
| sprintf (buff, _("<unknown: %x>"), elf_class); | |
| return buff; | |
| } | |
| } | |
| static const char * | |
| get_data_encoding (encoding) | |
| unsigned int encoding; | |
| { | |
| static char buff [32]; | |
| switch (encoding) | |
| { | |
| case ELFDATANONE: return _("none"); | |
| case ELFDATA2LSB: return _("2's complement, little endian"); | |
| case ELFDATA2MSB: return _("2's complement, big endian"); | |
| default: | |
| sprintf (buff, _("<unknown: %x>"), encoding); | |
| return buff; | |
| } | |
| } | |
| static const char * | |
| get_osabi_name (osabi) | |
| unsigned int osabi; | |
| { | |
| static char buff [32]; | |
| switch (osabi) | |
| { | |
| case ELFOSABI_NONE: return "UNIX - System V"; | |
| case ELFOSABI_HPUX: return "UNIX - HP-UX"; | |
| case ELFOSABI_NETBSD: return "UNIX - NetBSD"; | |
| case ELFOSABI_LINUX: return "UNIX - Linux"; | |
| case ELFOSABI_HURD: return "GNU/Hurd"; | |
| case ELFOSABI_SOLARIS: return "UNIX - Solaris"; | |
| case ELFOSABI_AIX: return "UNIX - AIX"; | |
| case ELFOSABI_IRIX: return "UNIX - IRIX"; | |
| case ELFOSABI_FREEBSD: return "UNIX - FreeBSD"; | |
| case ELFOSABI_TRU64: return "UNIX - TRU64"; | |
| case ELFOSABI_MODESTO: return "Novell - Modesto"; | |
| case ELFOSABI_OPENBSD: return "UNIX - OpenBSD"; | |
| case ELFOSABI_STANDALONE: return _("Standalone App"); | |
| case ELFOSABI_ARM: return "ARM"; | |
| default: | |
| sprintf (buff, _("<unknown: %x>"), osabi); | |
| return buff; | |
| } | |
| } | |
| /* 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: %lx>" | |
| : ""))); | |
| printf (_(" OS/ABI: %s\n"), | |
| get_osabi_name (elf_header.e_ident [EI_OSABI])); | |
| printf (_(" ABI Version: %d\n"), | |
| elf_header.e_ident [EI_ABIVERSION]); | |
| printf (_(" Type: %s\n"), | |
| get_file_type (elf_header.e_type)); | |
| printf (_(" Machine: %s\n"), | |
| get_machine_name (elf_header.e_machine)); | |
| printf (_(" Version: 0x%lx\n"), | |
| (unsigned long) elf_header.e_version); | |
| printf (_(" Entry point address: ")); | |
| print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX); | |
| printf (_("\n Start of program headers: ")); | |
| print_vma ((bfd_vma) elf_header.e_phoff, DEC); | |
| printf (_(" (bytes into file)\n Start of section headers: ")); | |
| print_vma ((bfd_vma) elf_header.e_shoff, DEC); | |
| printf (_(" (bytes into file)\n")); | |
| printf (_(" Flags: 0x%lx%s\n"), | |
| (unsigned long) elf_header.e_flags, | |
| get_machine_flags (elf_header.e_flags, elf_header.e_machine)); | |
| printf (_(" Size of this header: %ld (bytes)\n"), | |
| (long) elf_header.e_ehsize); | |
| printf (_(" Size of program headers: %ld (bytes)\n"), | |
| (long) elf_header.e_phentsize); | |
| printf (_(" Number of program headers: %ld\n"), | |
| (long) elf_header.e_phnum); | |
| printf (_(" Size of section headers: %ld (bytes)\n"), | |
| (long) elf_header.e_shentsize); | |
| printf (_(" Number of section headers: %ld"), | |
| (long) elf_header.e_shnum); | |
| if (section_headers != NULL && elf_header.e_shnum == 0) | |
| printf (" (%ld)", (long) section_headers[0].sh_size); | |
| putc ('\n', stdout); | |
| printf (_(" Section header string table index: %ld"), | |
| (long) elf_header.e_shstrndx); | |
| if (section_headers != NULL && elf_header.e_shstrndx == SHN_XINDEX) | |
| printf (" (%ld)", (long) section_headers[0].sh_link); | |
| putc ('\n', stdout); | |
| } | |
| if (section_headers != NULL) | |
| { | |
| if (elf_header.e_shnum == 0) | |
| elf_header.e_shnum = section_headers[0].sh_size; | |
| if (elf_header.e_shstrndx == SHN_XINDEX) | |
| elf_header.e_shstrndx = section_headers[0].sh_link; | |
| free (section_headers); | |
| section_headers = NULL; | |
| } | |
| return 1; | |
| } | |
| static int | |
| get_32bit_program_headers (file, program_headers) | |
| FILE * file; | |
| Elf_Internal_Phdr * program_headers; | |
| { | |
| Elf32_External_Phdr * phdrs; | |
| Elf32_External_Phdr * external; | |
| Elf32_Internal_Phdr * internal; | |
| unsigned int i; | |
| phdrs = ((Elf32_External_Phdr *) | |
| get_data (NULL, file, elf_header.e_phoff, | |
| elf_header.e_phentsize * elf_header.e_phnum, | |
| _("program headers"))); | |
| if (!phdrs) | |
| return 0; | |
| for (i = 0, internal = program_headers, external = phdrs; | |
| i < elf_header.e_phnum; | |
| i ++, internal ++, external ++) | |
| { | |
| internal->p_type = BYTE_GET (external->p_type); | |
| internal->p_offset = BYTE_GET (external->p_offset); | |
| internal->p_vaddr = BYTE_GET (external->p_vaddr); | |
| internal->p_paddr = BYTE_GET (external->p_paddr); | |
| internal->p_filesz = BYTE_GET (external->p_filesz); | |
| internal->p_memsz = BYTE_GET (external->p_memsz); | |
| internal->p_flags = BYTE_GET (external->p_flags); | |
| internal->p_align = BYTE_GET (external->p_align); | |
| } | |
| free (phdrs); | |
| return 1; | |
| } | |
| static int | |
| get_64bit_program_headers (file, program_headers) | |
| FILE * file; | |
| Elf_Internal_Phdr * program_headers; | |
| { | |
| Elf64_External_Phdr * phdrs; | |
| Elf64_External_Phdr * external; | |
| Elf64_Internal_Phdr * internal; | |
| unsigned int i; | |
| phdrs = ((Elf64_External_Phdr *) | |
| get_data (NULL, file, elf_header.e_phoff, | |
| elf_header.e_phentsize * elf_header.e_phnum, | |
| _("program headers"))); | |
| if (!phdrs) | |
| return 0; | |
| for (i = 0, internal = program_headers, external = phdrs; | |
| i < elf_header.e_phnum; | |
| i ++, internal ++, external ++) | |
| { | |
| internal->p_type = BYTE_GET (external->p_type); | |
| internal->p_flags = BYTE_GET (external->p_flags); | |
| internal->p_offset = BYTE_GET8 (external->p_offset); | |
| internal->p_vaddr = BYTE_GET8 (external->p_vaddr); | |
| internal->p_paddr = BYTE_GET8 (external->p_paddr); | |
| internal->p_filesz = BYTE_GET8 (external->p_filesz); | |
| internal->p_memsz = BYTE_GET8 (external->p_memsz); | |
| internal->p_align = BYTE_GET8 (external->p_align); | |
| } | |
| free (phdrs); | |
| return 1; | |
| } | |
| static int | |
| process_program_headers (file) | |
| FILE * file; | |
| { | |
| Elf_Internal_Phdr * program_headers; | |
| Elf_Internal_Phdr * segment; | |
| unsigned int i; | |
| if (elf_header.e_phnum == 0) | |
| { | |
| if (do_segments) | |
| printf (_("\nThere are no program headers in this file.\n")); | |
| return 1; | |
| } | |
| if (do_segments && !do_header) | |
| { | |
| printf (_("\nElf file type is %s\n"), get_file_type (elf_header.e_type)); | |
| printf (_("Entry point ")); | |
| print_vma ((bfd_vma) elf_header.e_entry, PREFIX_HEX); | |
| printf (_("\nThere are %d program headers, starting at offset "), | |
| elf_header.e_phnum); | |
| print_vma ((bfd_vma) elf_header.e_phoff, DEC); | |
| printf ("\n"); | |
| } | |
| program_headers = (Elf_Internal_Phdr *) malloc | |
| (elf_header.e_phnum * sizeof (Elf_Internal_Phdr)); | |
| if (program_headers == NULL) | |
| { | |
| error (_("Out of memory\n")); | |
| return 0; | |
| } | |
| if (is_32bit_elf) | |
| i = get_32bit_program_headers (file, program_headers); | |
| else | |
| i = get_64bit_program_headers (file, program_headers); | |
| if (i == 0) | |
| { | |
| free (program_headers); | |
| return 0; | |
| } | |
| if (do_segments) | |
| { | |
| if (elf_header.e_phnum > 1) | |
| printf (_("\nProgram Headers:\n")); | |
| else | |
| printf (_("\nProgram Headers:\n")); | |
| if (is_32bit_elf) | |
| printf | |
| (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n")); | |
| else if (do_wide) | |
| printf | |
| (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n")); | |
| else | |
| { | |
| printf | |
| (_(" Type Offset VirtAddr PhysAddr\n")); | |
| printf | |
| (_(" FileSiz MemSiz Flags Align\n")); | |
| } | |
| } | |
| loadaddr = -1; | |
| dynamic_addr = 0; | |
| dynamic_size = 0; | |
| for (i = 0, segment = program_headers; | |
| i < elf_header.e_phnum; | |
| i ++, segment ++) | |
| { | |
| if (do_segments) | |
| { | |
| printf (" %-14.14s ", get_segment_type (segment->p_type)); | |
| if (is_32bit_elf) | |
| { | |
| printf ("0x%6.6lx ", (unsigned long) segment->p_offset); | |
| printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr); | |
| printf ("0x%8.8lx ", (unsigned long) segment->p_paddr); | |
| printf ("0x%5.5lx ", (unsigned long) segment->p_filesz); | |
| printf ("0x%5.5lx ", (unsigned long) segment->p_memsz); | |
| printf ("%c%c%c ", | |
| (segment->p_flags & PF_R ? 'R' : ' '), | |
| (segment->p_flags & PF_W ? 'W' : ' '), | |
| (segment->p_flags & PF_X ? 'E' : ' ')); | |
| printf ("%#lx", (unsigned long) segment->p_align); | |
| } | |
| else if (do_wide) | |
| { | |
| if ((unsigned long) segment->p_offset == segment->p_offset) | |
| printf ("0x%6.6lx ", (unsigned long) segment->p_offset); | |
| else | |
| { | |
| print_vma (segment->p_offset, FULL_HEX); | |
| putchar (' '); | |
| } | |
| print_vma (segment->p_vaddr, FULL_HEX); | |
| putchar (' '); | |
| print_vma (segment->p_paddr, FULL_HEX); | |
| putchar (' '); | |
| if ((unsigned long) segment->p_filesz == segment->p_filesz) | |
| printf ("0x%6.6lx ", (unsigned long) segment->p_filesz); | |
| else | |
| { | |
| print_vma (segment->p_filesz, FULL_HEX); | |
| putchar (' '); | |
| } | |
| if ((unsigned long) segment->p_memsz == segment->p_memsz) | |
| printf ("0x%6.6lx", (unsigned long) segment->p_memsz); | |
| else | |
| { | |
| print_vma (segment->p_offset, FULL_HEX); | |
| } | |
| printf (" %c%c%c ", | |
| (segment->p_flags & PF_R ? 'R' : ' '), | |
| (segment->p_flags & PF_W ? 'W' : ' '), | |
| (segment->p_flags & PF_X ? 'E' : ' ')); | |
| if ((unsigned long) segment->p_align == segment->p_align) | |
| printf ("%#lx", (unsigned long) segment->p_align); | |
| else | |
| { | |
| print_vma (segment->p_align, PREFIX_HEX); | |
| } | |
| } | |
| else | |
| { | |
| print_vma (segment->p_offset, FULL_HEX); | |
| putchar (' '); | |
| print_vma (segment->p_vaddr, FULL_HEX); | |
| putchar (' '); | |
| print_vma (segment->p_paddr, FULL_HEX); | |
| printf ("\n "); | |
| print_vma (segment->p_filesz, FULL_HEX); | |
| putchar (' '); | |
| print_vma (segment->p_memsz, FULL_HEX); | |
| printf (" %c%c%c ", | |
| (segment->p_flags & PF_R ? 'R' : ' '), | |
| (segment->p_flags & PF_W ? 'W' : ' '), | |
| (segment->p_flags & PF_X ? 'E' : ' ')); | |
| print_vma (segment->p_align, HEX); | |
| } | |
| } | |
| switch (segment->p_type) | |
| { | |
| case PT_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, (long) 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++) | |
| { | |
| unsigned int j; | |
| Elf_Internal_Shdr * section; | |
| segment = program_headers + i; | |
| section = section_headers; | |
| printf (" %2.2d ", i); | |
| for (j = 1; j < elf_header.e_shnum; j++, section ++) | |
| { | |
| if (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) | |
| : ((bfd_vma) section->sh_offset >= segment->p_offset | |
| && (section->sh_offset + section->sh_size | |
| <= segment->p_offset + segment->p_filesz)))) | |
| printf ("%s ", SECTION_NAME (section)); | |
| } | |
| putc ('\n',stdout); | |
| } | |
| } | |
| free (program_headers); | |
| return 1; | |
| } | |
| static int | |
| get_32bit_section_headers (file, num) | |
| FILE * file; | |
| unsigned int num; | |
| { | |
| Elf32_External_Shdr * shdrs; | |
| Elf32_Internal_Shdr * internal; | |
| unsigned int i; | |
| shdrs = ((Elf32_External_Shdr *) | |
| get_data (NULL, file, elf_header.e_shoff, | |
| elf_header.e_shentsize * num, | |
| _("section headers"))); | |
| if (!shdrs) | |
| return 0; | |
| section_headers = ((Elf_Internal_Shdr *) | |
| malloc (num * sizeof (Elf_Internal_Shdr))); | |
| if (section_headers == NULL) | |
| { | |
| error (_("Out of memory\n")); | |
| return 0; | |
| } | |
| for (i = 0, internal = section_headers; | |
| i < num; | |
| i ++, internal ++) | |
| { | |
| internal->sh_name = BYTE_GET (shdrs[i].sh_name); | |
| internal->sh_type = BYTE_GET (shdrs[i].sh_type); | |
| internal->sh_flags = BYTE_GET (shdrs[i].sh_flags); | |
| internal->sh_addr = BYTE_GET (shdrs[i].sh_addr); | |
| internal->sh_offset = BYTE_GET (shdrs[i].sh_offset); | |
| internal->sh_size = BYTE_GET (shdrs[i].sh_size); | |
| internal->sh_link = BYTE_GET (shdrs[i].sh_link); | |
| internal->sh_info = BYTE_GET (shdrs[i].sh_info); | |
| internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign); | |
| internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize); | |
| } | |
| free (shdrs); | |
| return 1; | |
| } | |
| static int | |
| get_64bit_section_headers (file, num) | |
| FILE * file; | |
| unsigned int num; | |
| { | |
| Elf64_External_Shdr * shdrs; | |
| Elf64_Internal_Shdr * internal; | |
| unsigned int i; | |
| shdrs = ((Elf64_External_Shdr *) | |
| get_data (NULL, file, elf_header.e_shoff, | |
| elf_header.e_shentsize * num, | |
| _("section headers"))); | |
| if (!shdrs) | |
| return 0; | |
| section_headers = ((Elf_Internal_Shdr *) | |
| malloc (num * sizeof (Elf_Internal_Shdr))); | |
| if (section_headers == NULL) | |
| { | |
| error (_("Out of memory\n")); | |
| return 0; | |
| } | |
| for (i = 0, internal = section_headers; | |
| i < num; | |
| i ++, internal ++) | |
| { | |
| internal->sh_name = BYTE_GET (shdrs[i].sh_name); | |
| internal->sh_type = BYTE_GET (shdrs[i].sh_type); | |
| internal->sh_flags = BYTE_GET8 (shdrs[i].sh_flags); | |
| internal->sh_addr = BYTE_GET8 (shdrs[i].sh_addr); | |
| internal->sh_size = BYTE_GET8 (shdrs[i].sh_size); | |
| internal->sh_entsize = BYTE_GET8 (shdrs[i].sh_entsize); | |
| internal->sh_link = BYTE_GET (shdrs[i].sh_link); | |
| internal->sh_info = BYTE_GET (shdrs[i].sh_info); | |
| internal->sh_offset = BYTE_GET (shdrs[i].sh_offset); | |
| internal->sh_addralign = BYTE_GET (shdrs[i].sh_addralign); | |
| } | |
| free (shdrs); | |
| return 1; | |
| } | |
| static Elf_Internal_Sym * | |
| get_32bit_elf_symbols (file, section) | |
| FILE * file; | |
| Elf_Internal_Shdr *section; | |
| { | |
| unsigned long number; | |
| Elf32_External_Sym * esyms; | |
| Elf_External_Sym_Shndx *shndx; | |
| Elf_Internal_Sym * isyms; | |
| Elf_Internal_Sym * psym; | |
| unsigned int j; | |
| esyms = ((Elf32_External_Sym *) | |
| get_data (NULL, file, section->sh_offset, | |
| section->sh_size, _("symbols"))); | |
| if (!esyms) | |
| return NULL; | |
| shndx = NULL; | |
| if (symtab_shndx_hdr != NULL | |
| && (symtab_shndx_hdr->sh_link | |
| == (unsigned long) SECTION_HEADER_NUM (section - section_headers))) | |
| { | |
| shndx = ((Elf_External_Sym_Shndx *) | |
| get_data (NULL, file, symtab_shndx_hdr->sh_offset, | |
| symtab_shndx_hdr->sh_size, _("symtab shndx"))); | |
| if (!shndx) | |
| { | |
| free (esyms); | |
| return NULL; | |
| } | |
| } | |
| number = section->sh_size / section->sh_entsize; | |
| isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym)); | |
| if (isyms == NULL) | |
| { | |
| error (_("Out of memory\n")); | |
| if (shndx) | |
| free (shndx); | |
| free (esyms); | |
| return NULL; | |
| } | |
| for (j = 0, psym = isyms; | |
| j < number; | |
| j ++, psym ++) | |
| { | |
| psym->st_name = BYTE_GET (esyms[j].st_name); | |
| psym->st_value = BYTE_GET (esyms[j].st_value); | |
| psym->st_size = BYTE_GET (esyms[j].st_size); | |
| psym->st_shndx = BYTE_GET (esyms[j].st_shndx); | |
| if (psym->st_shndx == SHN_XINDEX && shndx != NULL) | |
| psym->st_shndx | |
| = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j])); | |
| psym->st_info = BYTE_GET (esyms[j].st_info); | |
| psym->st_other = BYTE_GET (esyms[j].st_other); | |
| } | |
| if (shndx) | |
| free (shndx); | |
| free (esyms); | |
| return isyms; | |
| } | |
| static Elf_Internal_Sym * | |
| get_64bit_elf_symbols (file, section) | |
| FILE * file; | |
| Elf_Internal_Shdr *section; | |
| { | |
| unsigned long number; | |
| Elf64_External_Sym * esyms; | |
| Elf_External_Sym_Shndx *shndx; | |
| Elf_Internal_Sym * isyms; | |
| Elf_Internal_Sym * psym; | |
| unsigned int j; | |
| esyms = ((Elf64_External_Sym *) | |
| get_data (NULL, file, section->sh_offset, | |
| section->sh_size, _("symbols"))); | |
| if (!esyms) | |
| return NULL; | |
| shndx = NULL; | |
| if (symtab_shndx_hdr != NULL | |
| && (symtab_shndx_hdr->sh_link | |
| == (unsigned long) SECTION_HEADER_NUM (section - section_headers))) | |
| { | |
| shndx = ((Elf_External_Sym_Shndx *) | |
| get_data (NULL, file, symtab_shndx_hdr->sh_offset, | |
| symtab_shndx_hdr->sh_size, _("symtab shndx"))); | |
| if (!shndx) | |
| { | |
| free (esyms); | |
| return NULL; | |
| } | |
| } | |
| number = section->sh_size / section->sh_entsize; | |
| isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym)); | |
| if (isyms == NULL) | |
| { | |
| error (_("Out of memory\n")); | |
| if (shndx) | |
| free (shndx); | |
| free (esyms); | |
| return NULL; | |
| } | |
| for (j = 0, psym = isyms; | |
| j < number; | |
| j ++, psym ++) | |
| { | |
| psym->st_name = BYTE_GET (esyms[j].st_name); | |
| psym->st_info = BYTE_GET (esyms[j].st_info); | |
| psym->st_other = BYTE_GET (esyms[j].st_other); | |
| psym->st_shndx = BYTE_GET (esyms[j].st_shndx); | |
| if (psym->st_shndx == SHN_XINDEX && shndx != NULL) | |
| psym->st_shndx | |
| = byte_get ((unsigned char *) &shndx[j], sizeof (shndx[j])); | |
| psym->st_value = BYTE_GET8 (esyms[j].st_value); | |
| psym->st_size = BYTE_GET8 (esyms[j].st_size); | |
| } | |
| if (shndx) | |
| free (shndx); | |
| free (esyms); | |
| return isyms; | |
| } | |
| static const char * | |
| get_elf_section_flags (sh_flags) | |
| bfd_vma sh_flags; | |
| { | |
| static char buff [32]; | |
| * buff = 0; | |
| while (sh_flags) | |
| { | |
| bfd_vma flag; | |
| flag = sh_flags & - sh_flags; | |
| sh_flags &= ~ flag; | |
| switch (flag) | |
| { | |
| case SHF_WRITE: strcat (buff, "W"); break; | |
| case SHF_ALLOC: strcat (buff, "A"); break; | |
| case SHF_EXECINSTR: strcat (buff, "X"); break; | |
| case SHF_MERGE: strcat (buff, "M"); break; | |
| case SHF_STRINGS: strcat (buff, "S"); break; | |
| case SHF_INFO_LINK: strcat (buff, "I"); break; | |
| case SHF_LINK_ORDER: strcat (buff, "L"); break; | |
| case SHF_OS_NONCONFORMING: strcat (buff, "O"); break; | |
| case SHF_GROUP: strcat (buff, "G"); break; | |
| case SHF_TLS: strcat (buff, "T"); break; | |
| default: | |
| if (flag & SHF_MASKOS) | |
| { | |
| strcat (buff, "o"); | |
| sh_flags &= ~ SHF_MASKOS; | |
| } | |
| else if (flag & SHF_MASKPROC) | |
| { | |
| strcat (buff, "p"); | |
| sh_flags &= ~ SHF_MASKPROC; | |
| } | |
| else | |
| strcat (buff, "x"); | |
| break; | |
| } | |
| } | |
| return buff; | |
| } | |
| static int | |
| process_section_headers (file) | |
| FILE * file; | |
| { | |
| Elf_Internal_Shdr * section; | |
| unsigned int i; | |
| section_headers = NULL; | |
| if (elf_header.e_shnum == 0) | |
| { | |
| if (do_sections) | |
| printf (_("\nThere are no sections in this file.\n")); | |
| return 1; | |
| } | |
| if (do_sections && !do_header) | |
| printf (_("There are %d section headers, starting at offset 0x%lx:\n"), | |
| elf_header.e_shnum, (unsigned long) elf_header.e_shoff); | |
| if (is_32bit_elf) | |
| { | |
| if (! get_32bit_section_headers (file, elf_header.e_shnum)) | |
| return 0; | |
| } | |
| else if (! get_64bit_section_headers (file, elf_header.e_shnum)) | |
| return 0; | |
| /* Read in the string table, so that we have names to display. */ | |
| section = SECTION_HEADER (elf_header.e_shstrndx); | |
| if (section->sh_size != 0) | |
| { | |
| string_table = (char *) get_data (NULL, file, section->sh_offset, | |
| section->sh_size, _("string table")); | |
| string_table_length = section->sh_size; | |
| } | |
| /* 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; | |
| } | |
| num_dynamic_syms = section->sh_size / section->sh_entsize; | |
| dynamic_symbols = GET_ELF_SYMBOLS (file, section); | |
| } | |
| else if (section->sh_type == SHT_STRTAB | |
| && strcmp (name, ".dynstr") == 0) | |
| { | |
| if (dynamic_strings != NULL) | |
| { | |
| error (_("File contains multiple dynamic string tables\n")); | |
| continue; | |
| } | |
| dynamic_strings = (char *) get_data (NULL, file, section->sh_offset, | |
| section->sh_size, | |
| _("dynamic strings")); | |
| } | |
| else if (section->sh_type == SHT_SYMTAB_SHNDX) | |
| { | |
| if (symtab_shndx_hdr != NULL) | |
| { | |
| error (_("File contains multiple symtab shndx tables\n")); | |
| continue; | |
| } | |
| symtab_shndx_hdr = section; | |
| } | |
| else if ((do_debugging || do_debug_info || do_debug_abbrevs | |
| || do_debug_lines || do_debug_pubnames || do_debug_aranges | |
| || do_debug_frames || do_debug_macinfo || do_debug_str | |
| || do_debug_loc) | |
| && 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)) | |
| || (do_debug_frames && (strcmp (name, "frame") == 0)) | |
| || (do_debug_macinfo && (strcmp (name, "macinfo") == 0)) | |
| || (do_debug_str && (strcmp (name, "str") == 0)) | |
| || (do_debug_loc && (strcmp (name, "loc") == 0)) | |
| ) | |
| request_dump (i, DEBUG_DUMP); | |
| } | |
| /* linkonce section to be combined with .debug_info at link time. */ | |
| else if ((do_debugging || do_debug_info) | |
| && strncmp (name, ".gnu.linkonce.wi.", 17) == 0) | |
| request_dump (i, DEBUG_DUMP); | |
| else if (do_debug_frames && strcmp (name, ".eh_frame") == 0) | |
| request_dump (i, DEBUG_DUMP); | |
| } | |
| if (! do_sections) | |
| return 1; | |
| if (elf_header.e_shnum > 1) | |
| printf (_("\nSection Headers:\n")); | |
| else | |
| printf (_("\nSection Header:\n")); | |
| if (is_32bit_elf) | |
| printf | |
| (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n")); | |
| else if (do_wide) | |
| printf | |
| (_(" [Nr] Name Type Address Off Size ES Flg Lk Inf Al\n")); | |
| else | |
| { | |
| printf (_(" [Nr] Name Type Address Offset\n")); | |
| printf (_(" Size EntSize Flags Link Info Align\n")); | |
| } | |
| for (i = 0, section = section_headers; | |
| i < elf_header.e_shnum; | |
| i ++, section ++) | |
| { | |
| printf (" [%2u] %-17.17s %-15.15s ", | |
| SECTION_HEADER_NUM (i), | |
| SECTION_NAME (section), | |
| get_section_type_name (section->sh_type)); | |
| if (is_32bit_elf) | |
| { | |
| print_vma (section->sh_addr, LONG_HEX); | |
| printf ( " %6.6lx %6.6lx %2.2lx", | |
| (unsigned long) section->sh_offset, | |
| (unsigned long) section->sh_size, | |
| (unsigned long) section->sh_entsize); | |
| printf (" %3s ", get_elf_section_flags (section->sh_flags)); | |
| printf ("%2ld %3lx %2ld\n", | |
| (unsigned long) section->sh_link, | |
| (unsigned long) section->sh_info, | |
| (unsigned long) section->sh_addralign); | |
| } | |
| else if (do_wide) | |
| { | |
| print_vma (section->sh_addr, LONG_HEX); | |
| if ((long) section->sh_offset == section->sh_offset) | |
| printf (" %6.6lx", (unsigned long) section->sh_offset); | |
| else | |
| { | |
| putchar (' '); | |
| print_vma (section->sh_offset, LONG_HEX); | |
| } | |
| if ((unsigned long) section->sh_size == section->sh_size) | |
| printf (" %6.6lx", (unsigned long) section->sh_size); | |
| else | |
| { | |
| putchar (' '); | |
| print_vma (section->sh_size, LONG_HEX); | |
| } | |
| if ((unsigned long) section->sh_entsize == section->sh_entsize) | |
| printf (" %2.2lx", (unsigned long) section->sh_entsize); | |
| else | |
| { | |
| putchar (' '); | |
| print_vma (section->sh_entsize, LONG_HEX); | |
| } | |
| printf (" %3s ", get_elf_section_flags (section->sh_flags)); | |
| printf ("%2ld %3lx ", | |
| (unsigned long) section->sh_link, | |
| (unsigned long) section->sh_info); | |
| if ((unsigned long) section->sh_addralign == section->sh_addralign) | |
| printf ("%2ld\n", (unsigned long) section->sh_addralign); | |
| else | |
| { | |
| print_vma (section->sh_addralign, DEC); | |
| putchar ('\n'); | |
| } | |
| } | |
| else | |
| { | |
| putchar (' '); | |
| print_vma (section->sh_addr, LONG_HEX); | |
| if ((long) section->sh_offset == section->sh_offset) | |
| printf (" %8.8lx", (unsigned long) section->sh_offset); | |
| else | |
| { | |
| printf (" "); | |
| print_vma (section->sh_offset, LONG_HEX); | |
| } | |
| printf ("\n "); | |
| print_vma (section->sh_size, LONG_HEX); | |
| printf (" "); | |
| print_vma (section->sh_entsize, LONG_HEX); | |
| printf (" %3s ", get_elf_section_flags (section->sh_flags)); | |
| printf (" %2ld %3lx %ld\n", | |
| (unsigned long) section->sh_link, | |
| (unsigned long) section->sh_info, | |
| (unsigned long) section->sh_addralign); | |
| } | |
| } | |
| printf (_("Key to Flags:\n\ | |
| W (write), A (alloc), X (execute), M (merge), S (strings)\n\ | |
| I (info), L (link order), G (group), x (unknown)\n\ | |
| O (extra OS processing required) o (OS specific), p (processor specific)\n")); | |
| return 1; | |
| } | |
| /* 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) | |
| { | |
| int is_rela = FALSE; | |
| rel_size = 0; | |
| rel_offset = 0; | |
| if (dynamic_info[DT_REL]) | |
| { | |
| rel_offset = dynamic_info[DT_REL]; | |
| rel_size = dynamic_info[DT_RELSZ]; | |
| is_rela = FALSE; | |
| } | |
| else if (dynamic_info [DT_RELA]) | |
| { | |
| rel_offset = dynamic_info[DT_RELA]; | |
| rel_size = dynamic_info[DT_RELASZ]; | |
| is_rela = TRUE; | |
| } | |
| else if (dynamic_info[DT_JMPREL]) | |
| { | |
| rel_offset = dynamic_info[DT_JMPREL]; | |
| rel_size = dynamic_info[DT_PLTRELSZ]; | |
| switch (dynamic_info[DT_PLTREL]) | |
| { | |
| case DT_REL: | |
| is_rela = FALSE; | |
| break; | |
| case DT_RELA: | |
| is_rela = TRUE; | |
| break; | |
| default: | |
| is_rela = UNKNOWN; | |
| break; | |
| } | |
| } | |
| if (rel_size) | |
| { | |
| 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, num_dynamic_syms, dynamic_strings, is_rela); | |
| } | |
| 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; | |
| Elf_Internal_Sym * symtab; | |
| char * strtab; | |
| int is_rela; | |
| unsigned long nsyms; | |
| 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)); | |
| symtab = NULL; | |
| strtab = NULL; | |
| nsyms = 0; | |
| if (section->sh_link) | |
| { | |
| Elf32_Internal_Shdr * symsec; | |
| symsec = SECTION_HEADER (section->sh_link); | |
| nsyms = symsec->sh_size / symsec->sh_entsize; | |
| symtab = GET_ELF_SYMBOLS (file, symsec); | |
| if (symtab == NULL) | |
| continue; | |
| strsec = SECTION_HEADER (symsec->sh_link); | |
| strtab = (char *) get_data (NULL, file, strsec->sh_offset, | |
| strsec->sh_size, | |
| _("string table")); | |
| } | |
| is_rela = section->sh_type == SHT_RELA; | |
| dump_relocations (file, rel_offset, rel_size, | |
| symtab, nsyms, strtab, is_rela); | |
| if (strtab) | |
| free (strtab); | |
| if (symtab) | |
| free (symtab); | |
| found = 1; | |
| } | |
| } | |
| if (! found) | |
| printf (_("\nThere are no relocations in this file.\n")); | |
| } | |
| return 1; | |
| } | |
| #include "unwind-ia64.h" | |
| /* An absolute address consists of a section and an offset. If the | |
| section is NULL, the offset itself is the address, otherwise, the | |
| address equals to LOAD_ADDRESS(section) + offset. */ | |
| struct absaddr | |
| { | |
| unsigned short section; | |
| bfd_vma offset; | |
| }; | |
| struct unw_aux_info | |
| { | |
| struct unw_table_entry | |
| { | |
| struct absaddr start; | |
| struct absaddr end; | |
| struct absaddr info; | |
| } | |
| *table; /* Unwind table. */ | |
| unsigned long table_len; /* Length of unwind table. */ | |
| unsigned char * info; /* Unwind info. */ | |
| unsigned long info_size; /* Size of unwind info. */ | |
| bfd_vma info_addr; /* starting address of unwind info. */ | |
| bfd_vma seg_base; /* Starting address of segment. */ | |
| Elf_Internal_Sym * symtab; /* The symbol table. */ | |
| unsigned long nsyms; /* Number of symbols. */ | |
| char * strtab; /* The string table. */ | |
| unsigned long strtab_size; /* Size of string table. */ | |
| }; | |
| static void find_symbol_for_address PARAMS ((struct unw_aux_info *, | |
| struct absaddr, const char **, | |
| bfd_vma *)); | |
| static void dump_ia64_unwind PARAMS ((struct unw_aux_info *)); | |
| static int slurp_ia64_unwind_table PARAMS ((FILE *, struct unw_aux_info *, | |
| Elf32_Internal_Shdr *)); | |
| static void | |
| find_symbol_for_address (aux, addr, symname, offset) | |
| struct unw_aux_info *aux; | |
| struct absaddr addr; | |
| const char **symname; | |
| bfd_vma *offset; | |
| { | |
| bfd_vma dist = (bfd_vma) 0x100000; | |
| Elf_Internal_Sym *sym, *best = NULL; | |
| unsigned long i; | |
| for (i = 0, sym = aux->symtab; i < aux->nsyms; ++i, ++sym) | |
| { | |
| if (ELF_ST_TYPE (sym->st_info) == STT_FUNC | |
| && sym->st_name != 0 | |
| && (addr.section == SHN_UNDEF || addr.section == sym->st_shndx) | |
| && addr.offset >= sym->st_value | |
| && addr.offset - sym->st_value < dist) | |
| { | |
| best = sym; | |
| dist = addr.offset - sym->st_value; | |
| if (!dist) | |
| break; | |
| } | |
| } | |
| if (best) | |
| { | |
| *symname = (best->st_name >= aux->strtab_size | |
| ? "<corrupt>" : aux->strtab + best->st_name); | |
| *offset = dist; | |
| return; | |
| } | |
| *symname = NULL; | |
| *offset = addr.offset; | |
| } | |
| static void | |
| dump_ia64_unwind (aux) | |
| struct unw_aux_info *aux; | |
| { | |
| bfd_vma addr_size; | |
| struct unw_table_entry * tp; | |
| int in_body; | |
| addr_size = is_32bit_elf ? 4 : 8; | |
| for (tp = aux->table; tp < aux->table + aux->table_len; ++tp) | |
| { | |
| bfd_vma stamp; | |
| bfd_vma offset; | |
| const unsigned char * dp; | |
| const unsigned char * head; | |
| const char * procname; | |
| find_symbol_for_address (aux, tp->start, &procname, &offset); | |
| fputs ("\n<", stdout); | |
| if (procname) | |
| { | |
| fputs (procname, stdout); | |
| if (offset) | |
| printf ("+%lx", (unsigned long) offset); | |
| } | |
| fputs (">: [", stdout); | |
| print_vma (tp->start.offset, PREFIX_HEX); | |
| fputc ('-', stdout); | |
| print_vma (tp->end.offset, PREFIX_HEX); | |
| printf ("), info at +0x%lx\n", | |
| (unsigned long) (tp->info.offset - aux->seg_base)); | |
| head = aux->info + (tp->info.offset - aux->info_addr); | |
| stamp = BYTE_GET8 ((unsigned char *) head); | |
| printf (" v%u, flags=0x%lx (%s%s ), len=%lu bytes\n", | |
| (unsigned) UNW_VER (stamp), | |
| (unsigned long) ((stamp & UNW_FLAG_MASK) >> 32), | |
| UNW_FLAG_EHANDLER (stamp) ? " ehandler" : "", | |
| UNW_FLAG_UHANDLER (stamp) ? " uhandler" : "", | |
| (unsigned long) (addr_size * UNW_LENGTH (stamp))); | |
| if (UNW_VER (stamp) != 1) | |
| { | |
| printf ("\tUnknown version.\n"); | |
| continue; | |
| } | |
| in_body = 0; | |
| for (dp = head + 8; dp < head + 8 + addr_size * UNW_LENGTH (stamp);) | |
| dp = unw_decode (dp, in_body, & in_body); | |
| } | |
| } | |
| static int | |
| slurp_ia64_unwind_table (file, aux, sec) | |
| FILE *file; | |
| struct unw_aux_info *aux; | |
| Elf32_Internal_Shdr *sec; | |
| { | |
| unsigned long size, addr_size, nrelas, i; | |
| Elf_Internal_Phdr *prog_hdrs, *seg; | |
| struct unw_table_entry *tep; | |
| Elf32_Internal_Shdr *relsec; | |
| Elf_Internal_Rela *rela, *rp; | |
| unsigned char *table, *tp; | |
| Elf_Internal_Sym *sym; | |
| const char *relname; | |
| int result; | |
| addr_size = is_32bit_elf ? 4 : 8; | |
| /* First, find the starting address of the segment that includes | |
| this section: */ | |
| if (elf_header.e_phnum) | |
| { | |
| prog_hdrs = (Elf_Internal_Phdr *) | |
| xmalloc (elf_header.e_phnum * sizeof (Elf_Internal_Phdr)); | |
| if (is_32bit_elf) | |
| result = get_32bit_program_headers (file, prog_hdrs); | |
| else | |
| result = get_64bit_program_headers (file, prog_hdrs); | |
| if (!result) | |
| { | |
| free (prog_hdrs); | |
| return 0; | |
| } | |
| for (seg = prog_hdrs; seg < prog_hdrs + elf_header.e_phnum; ++seg) | |
| { | |
| if (seg->p_type != PT_LOAD) | |
| continue; | |
| if (sec->sh_addr >= seg->p_vaddr | |
| && (sec->sh_addr + sec->sh_size <= seg->p_vaddr + seg->p_memsz)) | |
| { | |
| aux->seg_base = seg->p_vaddr; | |
| break; | |
| } | |
| } | |
| free (prog_hdrs); | |
| } | |
| /* Second, build the unwind table from the contents of the unwind section: */ | |
| size = sec->sh_size; | |
| table = (char *) get_data (NULL, file, sec->sh_offset, | |
| size, _("unwind table")); | |
| if (!table) | |
| return 0; | |
| tep = aux->table = xmalloc (size / (3 * addr_size) * sizeof (aux->table[0])); | |
| for (tp = table; tp < table + size; tp += 3 * addr_size, ++ tep) | |
| { | |
| tep->start.section = SHN_UNDEF; | |
| tep->end.section = SHN_UNDEF; | |
| tep->info.section = SHN_UNDEF; | |
| if (is_32bit_elf) | |
| { | |
| tep->start.offset = byte_get ((unsigned char *) tp + 0, 4); | |
| tep->end.offset = byte_get ((unsigned char *) tp + 4, 4); | |
| tep->info.offset = byte_get ((unsigned char *) tp + 8, 4); | |
| } | |
| else | |
| { | |
| tep->start.offset = BYTE_GET8 ((unsigned char *) tp + 0); | |
| tep->end.offset = BYTE_GET8 ((unsigned char *) tp + 8); | |
| tep->info.offset = BYTE_GET8 ((unsigned char *) tp + 16); | |
| } | |
| tep->start.offset += aux->seg_base; | |
| tep->end.offset += aux->seg_base; | |
| tep->info.offset += aux->seg_base; | |
| } | |
| free (table); | |
| /* Third, apply any relocations to the unwind table: */ | |
| for (relsec = section_headers; | |
| relsec < section_headers + elf_header.e_shnum; | |
| ++relsec) | |
| { | |
| if (relsec->sh_type != SHT_RELA | |
| || SECTION_HEADER (relsec->sh_info) != sec) | |
| continue; | |
| if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size, | |
| & rela, & nrelas)) | |
| return 0; | |
| for (rp = rela; rp < rela + nrelas; ++rp) | |
| { | |
| if (is_32bit_elf) | |
| { | |
| relname = elf_ia64_reloc_type (ELF32_R_TYPE (rp->r_info)); | |
| sym = aux->symtab + ELF32_R_SYM (rp->r_info); | |
| if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION) | |
| { | |
| warn (_("Skipping unexpected symbol type %u\n"), | |
| ELF32_ST_TYPE (sym->st_info)); | |
| continue; | |
| } | |
| } | |
| else | |
| { | |
| relname = elf_ia64_reloc_type (ELF64_R_TYPE (rp->r_info)); | |
| sym = aux->symtab + ELF64_R_SYM (rp->r_info); | |
| if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION) | |
| { | |
| warn (_("Skipping unexpected symbol type %u\n"), | |
| ELF64_ST_TYPE (sym->st_info)); | |
| continue; | |
| } | |
| } | |
| if (strncmp (relname, "R_IA64_SEGREL", 13) != 0) | |
| { | |
| warn (_("Skipping unexpected relocation type %s\n"), relname); | |
| continue; | |
| } | |
| i = rp->r_offset / (3 * addr_size); | |
| switch (rp->r_offset/addr_size % 3) | |
| { | |
| case 0: | |
| aux->table[i].start.section = sym->st_shndx; | |
| aux->table[i].start.offset += rp->r_addend; | |
| break; | |
| case 1: | |
| aux->table[i].end.section = sym->st_shndx; | |
| aux->table[i].end.offset += rp->r_addend; | |
| break; | |
| case 2: | |
| aux->table[i].info.section = sym->st_shndx; | |
| aux->table[i].info.offset += rp->r_addend; | |
| break; | |
| default: | |
| break; | |
| } | |
| } | |
| free (rela); | |
| } | |
| aux->table_len = size / (3 * addr_size); | |
| return 1; | |
| } | |
| static int | |
| process_unwind (file) | |
| FILE * file; | |
| { | |
| Elf32_Internal_Shdr *sec, *unwsec = NULL, *strsec; | |
| unsigned long i, addr_size, unwcount = 0, unwstart = 0; | |
| struct unw_aux_info aux; | |
| if (!do_unwind) | |
| return 1; | |
| if (elf_header.e_machine != EM_IA_64) | |
| { | |
| printf (_("\nThere are no unwind sections in this file.\n")); | |
| return 1; | |
| } | |
| memset (& aux, 0, sizeof (aux)); | |
| addr_size = is_32bit_elf ? 4 : 8; | |
| for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec) | |
| { | |
| if (sec->sh_type == SHT_SYMTAB) | |
| { | |
| aux.nsyms = sec->sh_size / sec->sh_entsize; | |
| aux.symtab = GET_ELF_SYMBOLS (file, sec); | |
| strsec = SECTION_HEADER (sec->sh_link); | |
| aux.strtab_size = strsec->sh_size; | |
| aux.strtab = (char *) get_data (NULL, file, strsec->sh_offset, | |
| aux.strtab_size, _("string table")); | |
| } | |
| else if (sec->sh_type == SHT_IA_64_UNWIND) | |
| unwcount++; | |
| } | |
| if (!unwcount) | |
| printf (_("\nThere are no unwind sections in this file.\n")); | |
| while (unwcount-- > 0) | |
| { | |
| char *suffix; | |
| size_t len, len2; | |
| for (i = unwstart, sec = section_headers + unwstart; | |
| i < elf_header.e_shnum; ++i, ++sec) | |
| if (sec->sh_type == SHT_IA_64_UNWIND) | |
| { | |
| unwsec = sec; | |
| break; | |
| } | |
| unwstart = i + 1; | |
| len = sizeof (ELF_STRING_ia64_unwind_once) - 1; | |
| if (strncmp (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind_once, | |
| len) == 0) | |
| { | |
| /* .gnu.linkonce.ia64unw.FOO -> .gnu.linkonce.ia64unwi.FOO */ | |
| len2 = sizeof (ELF_STRING_ia64_unwind_info_once) - 1; | |
| suffix = SECTION_NAME (unwsec) + len; | |
| for (i = 0, sec = section_headers; i < elf_header.e_shnum; | |
| ++i, ++sec) | |
| if (strncmp (SECTION_NAME (sec), | |
| ELF_STRING_ia64_unwind_info_once, len2) == 0 | |
| && strcmp (SECTION_NAME (sec) + len2, suffix) == 0) | |
| break; | |
| } | |
| else | |
| { | |
| /* .IA_64.unwindFOO -> .IA_64.unwind_infoFOO | |
| .IA_64.unwind or BAR -> .IA_64.unwind_info */ | |
| len = sizeof (ELF_STRING_ia64_unwind) - 1; | |
| len2 = sizeof (ELF_STRING_ia64_unwind_info) - 1; | |
| suffix = ""; | |
| if (strncmp (SECTION_NAME (unwsec), ELF_STRING_ia64_unwind, | |
| len) == 0) | |
| suffix = SECTION_NAME (unwsec) + len; | |
| for (i = 0, sec = section_headers; i < elf_header.e_shnum; | |
| ++i, ++sec) | |
| if (strncmp (SECTION_NAME (sec), | |
| ELF_STRING_ia64_unwind_info, len2) == 0 | |
| && strcmp (SECTION_NAME (sec) + len2, suffix) == 0) | |
| break; | |
| } | |
| if (i == elf_header.e_shnum) | |
| { | |
| printf (_("\nCould not find unwind info section for ")); | |
| if (string_table == NULL) | |
| printf ("%d", unwsec->sh_name); | |
| else | |
| printf (_("'%s'"), SECTION_NAME (unwsec)); | |
| } | |
| else | |
| { | |
| aux.info_size = sec->sh_size; | |
| aux.info_addr = sec->sh_addr; | |
| aux.info = (char *) get_data (NULL, file, sec->sh_offset, | |
| aux.info_size, _("unwind info")); | |
| printf (_("\nUnwind section ")); | |
| if (string_table == NULL) | |
| printf ("%d", unwsec->sh_name); | |
| else | |
| printf (_("'%s'"), SECTION_NAME (unwsec)); | |
| printf (_(" at offset 0x%lx contains %lu entries:\n"), | |
| (unsigned long) unwsec->sh_offset, | |
| (unsigned long) (unwsec->sh_size / (3 * addr_size))); | |
| (void) slurp_ia64_unwind_table (file, & aux, unwsec); | |
| if (aux.table_len > 0) | |
| dump_ia64_unwind (& aux); | |
| if (aux.table) | |
| free ((char *) aux.table); | |
| if (aux.info) | |
| free ((char *) aux.info); | |
| aux.table = NULL; | |
| aux.info = NULL; | |
| } | |
| } | |
| if (aux.symtab) | |
| free (aux.symtab); | |
| if (aux.strtab) | |
| free ((char *) aux.strtab); | |
| return 1; | |
| } | |
| 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]; | |
| struct tm * tmp; | |
| time_t time = entry->d_un.d_val; | |
| tmp = gmtime (&time); | |
| sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u", | |
| tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, | |
| tmp->tm_hour, tmp->tm_min, tmp->tm_sec); | |
| printf ("Time Stamp: %s\n", timebuf); | |
| } | |
| break; | |
| case DT_MIPS_RLD_VERSION: | |
| case DT_MIPS_LOCAL_GOTNO: | |
| case DT_MIPS_CONFLICTNO: | |
| case DT_MIPS_LIBLISTNO: | |
| case DT_MIPS_SYMTABNO: | |
| case DT_MIPS_UNREFEXTNO: | |
| case DT_MIPS_HIPAGENO: | |
| case DT_MIPS_DELTA_CLASS_NO: | |
| case DT_MIPS_DELTA_INSTANCE_NO: | |
| case DT_MIPS_DELTA_RELOC_NO: | |
| case DT_MIPS_DELTA_SYM_NO: | |
| case DT_MIPS_DELTA_CLASSSYM_NO: | |
| case DT_MIPS_COMPACT_SIZE: | |
| printf ("%ld\n", (long) entry->d_un.d_ptr); | |
| break; | |
| default: | |
| printf ("%#lx\n", (long) entry->d_un.d_ptr); | |
| } | |
| } | |
| static void | |
| dynamic_segment_parisc_val (entry) | |
| Elf_Internal_Dyn * entry; | |
| { | |
| switch (entry->d_tag) | |
| { | |
| case DT_HP_DLD_FLAGS: | |
| { | |
| static struct | |
| { | |
| long int bit; | |
| const char * str; | |
| } | |
| flags[] = | |
| { | |
| { DT_HP_DEBUG_PRIVATE, "HP_DEBUG_PRIVATE" }, | |
| { DT_HP_DEBUG_CALLBACK, "HP_DEBUG_CALLBACK" }, | |
| { DT_HP_DEBUG_CALLBACK_BOR, "HP_DEBUG_CALLBACK_BOR" }, | |
| { DT_HP_NO_ENVVAR, "HP_NO_ENVVAR" }, | |
| { DT_HP_BIND_NOW, "HP_BIND_NOW" }, | |
| { DT_HP_BIND_NONFATAL, "HP_BIND_NONFATAL" }, | |
| { DT_HP_BIND_VERBOSE, "HP_BIND_VERBOSE" }, | |
| { DT_HP_BIND_RESTRICTED, "HP_BIND_RESTRICTED" }, | |
| { DT_HP_BIND_SYMBOLIC, "HP_BIND_SYMBOLIC" }, | |
| { DT_HP_RPATH_FIRST, "HP_RPATH_FIRST" }, | |
| { DT_HP_BIND_DEPTH_FIRST, "HP_BIND_DEPTH_FIRST" } | |
| }; | |
| int first = 1; | |
| size_t cnt; | |
| bfd_vma val = entry->d_un.d_val; | |
| for (cnt = 0; cnt < sizeof (flags) / sizeof (flags[0]); ++cnt) | |
| if (val & flags[cnt].bit) | |
| { | |
| if (! first) | |
| putchar (' '); | |
| fputs (flags[cnt].str, stdout); | |
| first = 0; | |
| val ^= flags[cnt].bit; | |
| } | |
| if (val != 0 || first) | |
| { | |
| if (! first) | |
| putchar (' '); | |
| print_vma (val, HEX); | |
| } | |
| } | |
| break; | |
| default: | |
| print_vma (entry->d_un.d_ptr, PREFIX_HEX); | |
| break; | |
| } | |
| } | |
| static int | |
| get_32bit_dynamic_segment (file) | |
| FILE * file; | |
| { | |
| Elf32_External_Dyn * edyn; | |
| Elf_Internal_Dyn * entry; | |
| bfd_size_type i; | |
| edyn = (Elf32_External_Dyn *) get_data (NULL, file, dynamic_addr, | |
| dynamic_size, _("dynamic segment")); | |
| if (!edyn) | |
| return 0; | |
| /* SGI's ELF has more than one section in the DYNAMIC segment. Determine | |
| how large this .dynamic is now. We can do this even before the byte | |
| swapping since the DT_NULL tag is recognizable. */ | |
| dynamic_size = 0; | |
| while (*(Elf32_Word *) edyn [dynamic_size++].d_tag != DT_NULL) | |
| ; | |
| 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); | |
| return 1; | |
| } | |
| static int | |
| get_64bit_dynamic_segment (file) | |
| FILE * file; | |
| { | |
| Elf64_External_Dyn * edyn; | |
| Elf_Internal_Dyn * entry; | |
| bfd_size_type i; | |
| edyn = (Elf64_External_Dyn *) get_data (NULL, file, dynamic_addr, | |
| dynamic_size, _("dynamic segment")); | |
| if (!edyn) | |
| return 0; | |
| /* SGI's ELF has more than one section in the DYNAMIC segment. Determine | |
| how large this .dynamic is now. We can do this even before the byte | |
| swapping since the DT_NULL tag is recognizable. */ | |
| dynamic_size = 0; | |
| while (*(bfd_vma *) 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_GET8 (edyn [i].d_tag); | |
| entry->d_un.d_val = BYTE_GET8 (edyn [i].d_un.d_val); | |
| } | |
| free (edyn); | |
| return 1; | |
| } | |
| static const char * | |
| get_dynamic_flags (flags) | |
| bfd_vma flags; | |
| { | |
| static char buff [128]; | |
| char *p = buff; | |
| *p = '\0'; | |
| while (flags) | |
| { | |
| bfd_vma flag; | |
| flag = flags & - flags; | |
| flags &= ~ flag; | |
| if (p != buff) | |
| *p++ = ' '; | |
| switch (flag) | |
| { | |
| case DF_ORIGIN: strcpy (p, "ORIGIN"); break; | |
| case DF_SYMBOLIC: strcpy (p, "SYMBOLIC"); break; | |
| case DF_TEXTREL: strcpy (p, "TEXTREL"); break; | |
| case DF_BIND_NOW: strcpy (p, "BIND_NOW"); break; | |
| case DF_STATIC_TLS: strcpy (p, "STATIC_TLS"); break; | |
| default: strcpy (p, "unknown"); break; | |
| } | |
| p = strchr (p, '\0'); | |
| } | |
| return buff; | |
| } | |
| /* Parse and display the contents of the dynamic segment. */ | |
| static int | |
| process_dynamic_segment (file) | |
| FILE * file; | |
| { | |
| Elf_Internal_Dyn * entry; | |
| bfd_size_type i; | |
| if (dynamic_size == 0) | |
| { | |
| if (do_dynamic) | |
| printf (_("\nThere is no dynamic segment in this file.\n")); | |
| return 1; | |
| } | |
| if (is_32bit_elf) | |
| { | |
| if (! get_32bit_dynamic_segment (file)) | |
| return 0; | |
| } | |
| else if (! get_64bit_dynamic_segment (file)) | |
| return 0; | |
| /* Find the appropriate symbol table. */ | |
| if (dynamic_symbols == NULL) | |
| { | |
| for (i = 0, entry = dynamic_segment; | |
| i < dynamic_size; | |
| ++i, ++ entry) | |
| { | |
| Elf32_Internal_Shdr section; | |
| 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. */ | |
| section.sh_offset = entry->d_un.d_val - loadaddr; | |
| if (fseek (file, 0, SEEK_END)) | |
| error (_("Unable to seek to end of file!")); | |
| section.sh_size = ftell (file) - section.sh_offset; | |
| if (is_32bit_elf) | |
| section.sh_entsize = sizeof (Elf32_External_Sym); | |
| else | |
| section.sh_entsize = sizeof (Elf64_External_Sym); | |
| num_dynamic_syms = section.sh_size / section.sh_entsize; | |
| if (num_dynamic_syms < 1) | |
| { | |
| error (_("Unable to determine the number of symbols to load\n")); | |
| continue; | |
| } | |
| dynamic_symbols = GET_ELF_SYMBOLS (file, §ion); | |
| } | |
| } | |
| /* 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; | |
| } | |
| dynamic_strings = (char *) get_data (NULL, file, offset, str_tab_len, | |
| _("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. */ | |
| extsyminfo = ((Elf_External_Syminfo *) | |
| get_data (NULL, file, dynamic_syminfo_offset, | |
| syminsz, _("symbol information"))); | |
| if (!extsyminfo) | |
| return 0; | |
| 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 %ld entries:\n"), | |
| dynamic_addr, (long) 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) | |
| { | |
| const char * dtype; | |
| putchar (' '); | |
| print_vma (entry->d_tag, FULL_HEX); | |
| dtype = get_dynamic_type (entry->d_tag); | |
| printf (" (%s)%*s", dtype, | |
| ((is_32bit_elf ? 27 : 19) | |
| - (int) strlen (dtype)), | |
| " "); | |
| } | |
| switch (entry->d_tag) | |
| { | |
| case DT_FLAGS: | |
| if (do_dynamic) | |
| puts (get_dynamic_flags (entry->d_un.d_val)); | |
| break; | |
| case DT_AUXILIARY: | |
| case DT_FILTER: | |
| case DT_CONFIG: | |
| case DT_DEPAUDIT: | |
| case DT_AUDIT: | |
| if (do_dynamic) | |
| { | |
| switch (entry->d_tag) | |
| { | |
| case DT_AUXILIARY: | |
| printf (_("Auxiliary library")); | |
| break; | |
| case DT_FILTER: | |
| printf (_("Filter library")); | |
| break; | |
| case DT_CONFIG: | |
| printf (_("Configuration file")); | |
| break; | |
| case DT_DEPAUDIT: | |
| printf (_("Dependency audit library")); | |
| break; | |
| case DT_AUDIT: | |
| printf (_("Audit library")); | |
| break; | |
| } | |
| if (dynamic_strings) | |
| printf (": [%s]\n", dynamic_strings + entry->d_un.d_val); | |
| else | |
| { | |
| printf (": "); | |
| print_vma (entry->d_un.d_val, PREFIX_HEX); | |
| putchar ('\n'); | |
| } | |
| } | |
| break; | |
| case DT_FEATURE: | |
| if (do_dynamic) | |
| { | |
| printf (_("Flags:")); | |
| if (entry->d_un.d_val == 0) | |
| printf (_(" None\n")); | |
| else | |
| { | |
| unsigned long int val = entry->d_un.d_val; | |
| if (val & DTF_1_PARINIT) | |
| { | |
| printf (" PARINIT"); | |
| val ^= DTF_1_PARINIT; | |
| } | |
| if (val & DTF_1_CONFEXP) | |
| { | |
| printf (" CONFEXP"); | |
| val ^= DTF_1_CONFEXP; | |
| } | |
| if (val != 0) | |
| printf (" %lx", val); | |
| puts (""); | |
| } | |
| } | |
| break; | |
| case DT_POSFLAG_1: | |
| if (do_dynamic) | |
| { | |
| printf (_("Flags:")); | |
| if (entry->d_un.d_val == 0) | |
| printf (_(" None\n")); | |
| else | |
| { | |
| unsigned long int val = entry->d_un.d_val; | |
| if (val & DF_P1_LAZYLOAD) | |
| { | |
| printf (" LAZYLOAD"); | |
| val ^= DF_P1_LAZYLOAD; | |
| } | |
| if (val & DF_P1_GROUPPERM) | |
| { | |
| printf (" GROUPPERM"); | |
| val ^= DF_P1_GROUPPERM; | |
| } | |
| if (val != 0) | |
| printf (" %lx", val); | |
| puts (""); | |
| } | |
| } | |
| break; | |
| case DT_FLAGS_1: | |
| if (do_dynamic) | |
| { | |
| printf (_("Flags:")); | |
| if (entry->d_un.d_val == 0) | |
| printf (_(" None\n")); | |
| else | |
| { | |
| unsigned long int val = entry->d_un.d_val; | |
| if (val & DF_1_NOW) | |
| { | |
| printf (" NOW"); | |
| val ^= DF_1_NOW; | |
| } | |
| if (val & DF_1_GLOBAL) | |
| { | |
| printf (" GLOBAL"); | |
| val ^= DF_1_GLOBAL; | |
| } | |
| if (val & DF_1_GROUP) | |
| { | |
| printf (" GROUP"); | |
| val ^= DF_1_GROUP; | |
| } | |
| if (val & DF_1_NODELETE) | |
| { | |
| printf (" NODELETE"); | |
| val ^= DF_1_NODELETE; | |
| } | |
| if (val & DF_1_LOADFLTR) | |
| { | |
| printf (" LOADFLTR"); | |
| val ^= DF_1_LOADFLTR; | |
| } | |
| if (val & DF_1_INITFIRST) | |
| { | |
| printf (" INITFIRST"); | |
| val ^= DF_1_INITFIRST; | |
| } | |
| if (val & DF_1_NOOPEN) | |
| { | |
| printf (" NOOPEN"); | |
| val ^= DF_1_NOOPEN; | |
| } | |
| if (val & DF_1_ORIGIN) | |
| { | |
| printf (" ORIGIN"); | |
| val ^= DF_1_ORIGIN; | |
| } | |
| if (val & DF_1_DIRECT) | |
| { | |
| printf (" DIRECT"); | |
| val ^= DF_1_DIRECT; | |
| } | |
| if (val & DF_1_TRANS) | |
| { | |
| printf (" TRANS"); | |
| val ^= DF_1_TRANS; | |
| } | |
| if (val & DF_1_INTERPOSE) | |
| { | |
| printf (" INTERPOSE"); | |
| val ^= DF_1_INTERPOSE; | |
| } | |
| if (val & DF_1_NODEFLIB) | |
| { | |
| printf (" NODEFLIB"); | |
| val ^= DF_1_NODEFLIB; | |
| } | |
| if (val & DF_1_NODUMP) | |
| { | |
| printf (" NODUMP"); | |
| val ^= DF_1_NODUMP; | |
| } | |
| if (val & DF_1_CONLFAT) | |
| { | |
| printf (" CONLFAT"); | |
| val ^= DF_1_CONLFAT; | |
| } | |
| if (val != 0) | |
| printf (" %lx", val); | |
| puts (""); | |
| } | |
| } | |
| break; | |
| case DT_PLTREL: | |
| if (do_dynamic) | |
| puts (get_dynamic_type (entry->d_un.d_val)); | |
| break; | |
| case DT_NULL : | |
| case DT_NEEDED : | |
| case DT_PLTGOT : | |
| case DT_HASH : | |
| case DT_STRTAB : | |
| case DT_SYMTAB : | |
| case DT_RELA : | |
| case DT_INIT : | |
| case DT_FINI : | |
| case DT_SONAME : | |
| case DT_RPATH : | |
| case DT_SYMBOLIC: | |
| case DT_REL : | |
| case DT_DEBUG : | |
| case DT_TEXTREL : | |
| case DT_JMPREL : | |
| case DT_RUNPATH : | |
| dynamic_info[entry->d_tag] = entry->d_un.d_val; | |
| if (do_dynamic) | |
| { | |
| char * name; | |
| if (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) == 0) | |
| printf (_(" program interpreter")); | |
| break; | |
| case DT_SONAME: | |
| printf (_("Library soname: [%s]"), name); | |
| break; | |
| case DT_RPATH: | |
| printf (_("Library rpath: [%s]"), name); | |
| break; | |
| case DT_RUNPATH: | |
| printf (_("Library runpath: [%s]"), name); | |
| break; | |
| default: | |
| print_vma (entry->d_un.d_val, PREFIX_HEX); | |
| break; | |
| } | |
| } | |
| else | |
| print_vma (entry->d_un.d_val, PREFIX_HEX); | |
| putchar ('\n'); | |
| } | |
| break; | |
| case DT_PLTRELSZ: | |
| case DT_RELASZ : | |
| case DT_STRSZ : | |
| case DT_RELSZ : | |
| case DT_RELAENT : | |
| case DT_SYMENT : | |
| case DT_RELENT : | |
| case DT_PLTPADSZ: | |
| case DT_MOVEENT : | |
| case DT_MOVESZ : | |
| case DT_INIT_ARRAYSZ: | |
| case DT_FINI_ARRAYSZ: | |
| case DT_GNU_CONFLICTSZ: | |
| case DT_GNU_LIBLISTSZ: | |
| if (do_dynamic) | |
| { | |
| print_vma (entry->d_un.d_val, UNSIGNED); | |
| printf (" (bytes)\n"); | |
| } | |
| break; | |
| case DT_VERDEFNUM: | |
| case DT_VERNEEDNUM: | |
| case DT_RELACOUNT: | |
| case DT_RELCOUNT: | |
| if (do_dynamic) | |
| { | |
| print_vma (entry->d_un.d_val, UNSIGNED); | |
| putchar ('\n'); | |
| } | |
| break; | |
| case DT_SYMINSZ: | |
| case DT_SYMINENT: | |
| case DT_SYMINFO: | |
| case DT_USED: | |
| case DT_INIT_ARRAY: | |
| case DT_FINI_ARRAY: | |
| if (do_dynamic) | |
| { | |
| if (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; | |
| } | |
| } | |
| print_vma (entry->d_un.d_val, PREFIX_HEX); | |
| putchar ('\n'); | |
| } | |
| break; | |
| case DT_BIND_NOW: | |
| /* The value of this entry is ignored. */ | |
| break; | |
| case DT_GNU_PRELINKED: | |
| if (do_dynamic) | |
| { | |
| struct tm * tmp; | |
| time_t time = entry->d_un.d_val; | |
| tmp = gmtime (&time); | |
| printf ("%04u-%02u-%02uT%02u:%02u:%02u\n", | |
| tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, | |
| tmp->tm_hour, tmp->tm_min, tmp->tm_sec); | |
| } | |
| break; | |
| default: | |
| if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM)) | |
| version_info [DT_VERSIONTAGIDX (entry->d_tag)] = | |
| entry->d_un.d_val; | |
| if (do_dynamic) | |
| { | |
| switch (elf_header.e_machine) | |
| { | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| dynamic_segment_mips_val (entry); | |
| break; | |
| case EM_PARISC: | |
| dynamic_segment_parisc_val (entry); | |
| break; | |
| default: | |
| print_vma (entry->d_un.d_val, PREFIX_HEX); | |
| putchar ('\n'); | |
| } | |
| } | |
| 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"), | |
| (unsigned long) section->sh_offset, section->sh_link, | |
| SECTION_NAME (SECTION_HEADER (section->sh_link))); | |
| edefs = ((Elf_External_Verdef *) | |
| get_data (NULL, file, section->sh_offset, | |
| section->sh_size, | |
| _("version definition section"))); | |
| if (!edefs) | |
| break; | |
| for (idx = cnt = 0; cnt < section->sh_info; ++ cnt) | |
| { | |
| char * vstart; | |
| Elf_External_Verdef * edef; | |
| Elf_Internal_Verdef ent; | |
| Elf_External_Verdaux * eaux; | |
| Elf_Internal_Verdaux aux; | |
| int j; | |
| int isum; | |
| vstart = ((char *) edefs) + idx; | |
| edef = (Elf_External_Verdef *) vstart; | |
| ent.vd_version = BYTE_GET (edef->vd_version); | |
| ent.vd_flags = BYTE_GET (edef->vd_flags); | |
| ent.vd_ndx = BYTE_GET (edef->vd_ndx); | |
| ent.vd_cnt = BYTE_GET (edef->vd_cnt); | |
| ent.vd_hash = BYTE_GET (edef->vd_hash); | |
| ent.vd_aux = BYTE_GET (edef->vd_aux); | |
| ent.vd_next = BYTE_GET (edef->vd_next); | |
| printf (_(" %#06x: Rev: %d Flags: %s"), | |
| idx, ent.vd_version, get_ver_flags (ent.vd_flags)); | |
| printf (_(" Index: %d Cnt: %d "), | |
| ent.vd_ndx, ent.vd_cnt); | |
| vstart += ent.vd_aux; | |
| eaux = (Elf_External_Verdaux *) vstart; | |
| aux.vda_name = BYTE_GET (eaux->vda_name); | |
| aux.vda_next = BYTE_GET (eaux->vda_next); | |
| if (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"), | |
| (unsigned long) section->sh_offset, section->sh_link, | |
| SECTION_NAME (SECTION_HEADER (section->sh_link))); | |
| eneed = ((Elf_External_Verneed *) | |
| get_data (NULL, file, section->sh_offset, | |
| section->sh_size, _("version need section"))); | |
| if (!eneed) | |
| break; | |
| for (idx = cnt = 0; cnt < section->sh_info; ++cnt) | |
| { | |
| Elf_External_Verneed * entry; | |
| Elf_Internal_Verneed ent; | |
| int j; | |
| int isum; | |
| char * vstart; | |
| vstart = ((char *) eneed) + idx; | |
| entry = (Elf_External_Verneed *) vstart; | |
| ent.vn_version = BYTE_GET (entry->vn_version); | |
| ent.vn_cnt = BYTE_GET (entry->vn_cnt); | |
| ent.vn_file = BYTE_GET (entry->vn_file); | |
| ent.vn_aux = BYTE_GET (entry->vn_aux); | |
| ent.vn_next = BYTE_GET (entry->vn_next); | |
| printf (_(" %#06x: Version: %d"), idx, ent.vn_version); | |
| if (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_HEADER (section->sh_link); | |
| total = section->sh_size / section->sh_entsize; | |
| found = 1; | |
| symbols = GET_ELF_SYMBOLS (file, link_section); | |
| string_sec = SECTION_HEADER (link_section->sh_link); | |
| strtab = (char *) get_data (NULL, file, string_sec->sh_offset, | |
| string_sec->sh_size, | |
| _("version string table")); | |
| if (!strtab) | |
| break; | |
| printf (_("\nVersion symbols section '%s' contains %d entries:\n"), | |
| SECTION_NAME (section), total); | |
| printf (_(" Addr: ")); | |
| printf_vma (section->sh_addr); | |
| printf (_(" Offset: %#08lx Link: %lx (%s)\n"), | |
| (unsigned long) section->sh_offset, section->sh_link, | |
| SECTION_NAME (link_section)); | |
| edata = | |
| ((unsigned char *) | |
| get_data (NULL, file, | |
| version_info[DT_VERSIONTAGIDX (DT_VERSYM)] - loadaddr, | |
| total * sizeof (short), _("version symbol data"))); | |
| if (!edata) | |
| { | |
| free (strtab); | |
| break; | |
| } | |
| 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; | |
| int check_def, check_need; | |
| char * name; | |
| printf (" %03x:", cnt); | |
| for (j = 0; (j < 4) && (cnt + j) < total; ++j) | |
| switch (data [cnt + j]) | |
| { | |
| case 0: | |
| fputs (_(" 0 (*local*) "), stdout); | |
| break; | |
| case 1: | |
| fputs (_(" 1 (*global*) "), stdout); | |
| break; | |
| default: | |
| nn = printf ("%4x%c", data [cnt + j] & 0x7fff, | |
| data [cnt + j] & 0x8000 ? 'h' : ' '); | |
| check_def = 1; | |
| check_need = 1; | |
| if (SECTION_HEADER (symbols [cnt + j].st_shndx)->sh_type | |
| != SHT_NOBITS) | |
| { | |
| if (symbols [cnt + j].st_shndx == SHN_UNDEF) | |
| check_def = 0; | |
| else | |
| check_need = 0; | |
| } | |
| if (check_need | |
| && version_info [DT_VERSIONTAGIDX (DT_VERNEED)]) | |
| { | |
| Elf_Internal_Verneed ivn; | |
| unsigned long offset; | |
| offset = 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 (&evn, file, offset, sizeof (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 (&evna, file, a_off, sizeof (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); | |
| name = strtab + ivna.vna_name; | |
| nn += printf ("(%s%-*s", | |
| name, | |
| 12 - (int) strlen (name), | |
| ")"); | |
| check_def = 0; | |
| break; | |
| } | |
| offset += ivn.vn_next; | |
| } | |
| while (ivn.vn_next); | |
| } | |
| if (check_def && data [cnt + j] != 0x8001 | |
| && version_info [DT_VERSIONTAGIDX (DT_VERDEF)]) | |
| { | |
| Elf_Internal_Verdef ivd; | |
| Elf_External_Verdef evd; | |
| unsigned long offset; | |
| offset = version_info | |
| [DT_VERSIONTAGIDX (DT_VERDEF)] - loadaddr; | |
| do | |
| { | |
| get_data (&evd, file, offset, sizeof (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 (&evda, file, | |
| offset - ivd.vd_next + ivd.vd_aux, | |
| sizeof (evda), _("version def aux")); | |
| ivda.vda_name = BYTE_GET (evda.vda_name); | |
| name = strtab + ivda.vda_name; | |
| nn += printf ("(%s%-*s", | |
| name, | |
| 12 - (int) strlen (name), | |
| ")"); | |
| } | |
| } | |
| if (nn < 18) | |
| printf ("%*c", 18 - nn, ' '); | |
| } | |
| putchar ('\n'); | |
| } | |
| free (data); | |
| free (strtab); | |
| free (symbols); | |
| } | |
| break; | |
| default: | |
| break; | |
| } | |
| } | |
| if (! found) | |
| printf (_("\nNo version information found in this file.\n")); | |
| return 1; | |
| } | |
| static const char * | |
| get_symbol_binding (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 const 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"; | |
| case STT_COMMON: return "COMMON"; | |
| case STT_TLS: return "TLS"; | |
| default: | |
| if (type >= STT_LOPROC && type <= STT_HIPROC) | |
| { | |
| if (elf_header.e_machine == EM_ARM && type == STT_ARM_TFUNC) | |
| return "THUMB_FUNC"; | |
| if (elf_header.e_machine == EM_SPARCV9 && type == STT_REGISTER) | |
| return "REGISTER"; | |
| if (elf_header.e_machine == EM_PARISC && type == STT_PARISC_MILLI) | |
| return "PARISC_MILLI"; | |
| sprintf (buff, _("<processor specific>: %d"), type); | |
| } | |
| else if (type >= STT_LOOS && type <= STT_HIOS) | |
| { | |
| if (elf_header.e_machine == EM_PARISC) | |
| { | |
| if (type == STT_HP_OPAQUE) | |
| return "HP_OPAQUE"; | |
| if (type == STT_HP_STUB) | |
| return "HP_STUB"; | |
| } | |
| sprintf (buff, _("<OS specific>: %d"), type); | |
| } | |
| else | |
| sprintf (buff, _("<unknown>: %d"), type); | |
| return buff; | |
| } | |
| } | |
| static const char * | |
| get_symbol_visibility (visibility) | |
| unsigned int visibility; | |
| { | |
| switch (visibility) | |
| { | |
| case STV_DEFAULT: return "DEFAULT"; | |
| case STV_INTERNAL: return "INTERNAL"; | |
| case STV_HIDDEN: return "HIDDEN"; | |
| case STV_PROTECTED: return "PROTECTED"; | |
| default: abort (); | |
| } | |
| } | |
| static const char * | |
| get_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_LOOS && type <= SHN_HIOS) | |
| return "OS "; | |
| else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE) | |
| return "RSV"; | |
| else | |
| { | |
| static char buff [32]; | |
| sprintf (buff, "%3d", type); | |
| return buff; | |
| } | |
| } | |
| } | |
| static int * | |
| get_dynamic_data (file, number) | |
| FILE * file; | |
| unsigned int number; | |
| { | |
| unsigned char * e_data; | |
| int * i_data; | |
| e_data = (unsigned 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; | |
| unsigned char nb [4]; | |
| unsigned char nc [4]; | |
| int nbuckets = 0; | |
| int nchains = 0; | |
| 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")); | |
| if (is_32bit_elf) | |
| printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n")); | |
| else | |
| printf (_(" Num Buc: Value Size Type Bind Vis Ndx Name\n")); | |
| for (hn = 0; hn < nbuckets; hn++) | |
| { | |
| if (! buckets [hn]) | |
| continue; | |
| for (si = buckets [hn]; si < nchains && si > 0; si = chains [si]) | |
| { | |
| Elf_Internal_Sym * psym; | |
| psym = dynamic_symbols + si; | |
| printf (" %3d %3d: ", si, hn); | |
| print_vma (psym->st_value, LONG_HEX); | |
| putchar (' ' ); | |
| print_vma (psym->st_size, DEC_5); | |
| printf (" %6s", get_symbol_type (ELF_ST_TYPE (psym->st_info))); | |
| printf (" %6s", get_symbol_binding (ELF_ST_BIND (psym->st_info))); | |
| printf (" %3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other))); | |
| printf (" %3.3s ", get_symbol_index_type (psym->st_shndx)); | |
| print_symbol (25, dynamic_strings + psym->st_name); | |
| putchar ('\n'); | |
| } | |
| } | |
| } | |
| else if (do_syms && !do_using_dynamic) | |
| { | |
| unsigned int i; | |
| for (i = 0, section = section_headers; | |
| i < elf_header.e_shnum; | |
| i++, section++) | |
| { | |
| unsigned int si; | |
| char * strtab; | |
| Elf_Internal_Sym * symtab; | |
| Elf_Internal_Sym * psym; | |
| if ( section->sh_type != SHT_SYMTAB | |
| && section->sh_type != SHT_DYNSYM) | |
| continue; | |
| printf (_("\nSymbol table '%s' contains %lu entries:\n"), | |
| SECTION_NAME (section), | |
| (unsigned long) (section->sh_size / section->sh_entsize)); | |
| if (is_32bit_elf) | |
| printf (_(" Num: Value Size Type Bind Vis Ndx Name\n")); | |
| else | |
| printf (_(" Num: Value Size Type Bind Vis Ndx Name\n")); | |
| symtab = GET_ELF_SYMBOLS (file, section); | |
| if (symtab == NULL) | |
| continue; | |
| if (section->sh_link == elf_header.e_shstrndx) | |
| strtab = string_table; | |
| else | |
| { | |
| Elf32_Internal_Shdr * string_sec; | |
| string_sec = SECTION_HEADER (section->sh_link); | |
| strtab = (char *) get_data (NULL, file, string_sec->sh_offset, | |
| string_sec->sh_size, | |
| _("string table")); | |
| } | |
| for (si = 0, psym = symtab; | |
| si < section->sh_size / section->sh_entsize; | |
| si ++, psym ++) | |
| { | |
| printf ("%6d: ", si); | |
| print_vma (psym->st_value, LONG_HEX); | |
| putchar (' '); | |
| print_vma (psym->st_size, DEC_5); | |
| printf (" %-7s", get_symbol_type (ELF_ST_TYPE (psym->st_info))); | |
| printf (" %-6s", get_symbol_binding (ELF_ST_BIND (psym->st_info))); | |
| printf (" %-3s", get_symbol_visibility (ELF_ST_VISIBILITY (psym->st_other))); | |
| printf (" %4s ", get_symbol_index_type (psym->st_shndx)); | |
| print_symbol (25, 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 (&data, file, offset + si * sizeof (vers_data), | |
| sizeof (data), _("version data")); | |
| vers_data = byte_get (data, 2); | |
| is_nobits = (SECTION_HEADER (psym->st_shndx)->sh_type | |
| == SHT_NOBITS); | |
| check_def = (psym->st_shndx != SHN_UNDEF); | |
| if ((vers_data & 0x8000) || vers_data > 1) | |
| { | |
| if (version_info [DT_VERSIONTAGIDX (DT_VERNEED)] | |
| && (is_nobits || ! check_def)) | |
| { | |
| Elf_External_Verneed evn; | |
| Elf_Internal_Verneed ivn; | |
| Elf_Internal_Vernaux ivna; | |
| /* We must test both. */ | |
| offset = version_info | |
| [DT_VERSIONTAGIDX (DT_VERNEED)] - loadaddr; | |
| do | |
| { | |
| unsigned long vna_off; | |
| get_data (&evn, file, offset, sizeof (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 | |
| { | |
| Elf_External_Vernaux evna; | |
| get_data (&evna, file, vna_off, | |
| sizeof (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 | |
| && version_info [DT_VERSIONTAGIDX (DT_VERDEF)]) | |
| { | |
| 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 (&evd, file, offset, sizeof (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 (&evda, file, offset, sizeof (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 > 0 && si < nchains; 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]]; | |
| if (nbuckets > 0) | |
| { | |
| 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 ATTRIBUTE_UNUSED; | |
| { | |
| unsigned 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: ", i); | |
| print_symbol (30, dynamic_strings + dynamic_symbols[i].st_name); | |
| putchar (' '); | |
| switch (dynamic_syminfo[i].si_boundto) | |
| { | |
| case SYMINFO_BT_SELF: | |
| fputs ("SELF ", stdout); | |
| break; | |
| case SYMINFO_BT_PARENT: | |
| fputs ("PARENT ", stdout); | |
| break; | |
| default: | |
| if (dynamic_syminfo[i].si_boundto > 0 | |
| && dynamic_syminfo[i].si_boundto < dynamic_size) | |
| { | |
| print_symbol (10, dynamic_strings | |
| + dynamic_segment | |
| [dynamic_syminfo[i].si_boundto].d_un.d_val); | |
| putchar (' ' ); | |
| } | |
| else | |
| printf ("%-10d ", dynamic_syminfo[i].si_boundto); | |
| break; | |
| } | |
| if (flags & SYMINFO_FLG_DIRECT) | |
| printf (" DIRECT"); | |
| if (flags & SYMINFO_FLG_PASSTHRU) | |
| printf (" PASSTHRU"); | |
| if (flags & SYMINFO_FLG_COPY) | |
| printf (" COPY"); | |
| if (flags & SYMINFO_FLG_LAZYLOAD) | |
| printf (" LAZYLOAD"); | |
| puts (""); | |
| } | |
| return 1; | |
| } | |
| #ifdef SUPPORT_DISASSEMBLY | |
| static 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; | |
| { | |
| bfd_size_type bytes; | |
| bfd_vma 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; | |
| start = (unsigned char *) get_data (NULL, file, section->sh_offset, bytes, | |
| _("section data")); | |
| if (!start) | |
| return 0; | |
| data = start; | |
| while (bytes) | |
| { | |
| int j; | |
| int k; | |
| int lbytes; | |
| lbytes = (bytes > 16 ? 16 : bytes); | |
| printf (" 0x%8.8lx ", (unsigned long) addr); | |
| switch (elf_header.e_ident [EI_DATA]) | |
| { | |
| default: | |
| 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, pointer_size) | |
| unsigned char * data; | |
| int is_stmt; | |
| int pointer_size; | |
| { | |
| 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!\n")); | |
| 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: | |
| adr = byte_get (data, pointer_size); | |
| 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 ((char *) 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; | |
| } | |
| /* Size of pointers in the .debug_line section. This information is not | |
| really present in that section. It's obtained before dumping the debug | |
| sections by doing some pre-scan of the .debug_info section. */ | |
| static int debug_line_pointer_size = 4; | |
| static int | |
| display_debug_lines (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| 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 == 0xffffffff) | |
| { | |
| warn (_("64-bit DWARF line info is not supported yet.\n")); | |
| break; | |
| } | |
| if (info.li_length + sizeof (external->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 (_(" Prologue 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 (external->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 - 1]); | |
| /* 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 ((char *) 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) | |
| { | |
| unsigned char * name; | |
| int bytes_read; | |
| printf (_(" %d\t"), ++ state_machine_regs.last_file_entry); | |
| name = data; | |
| data += strlen ((char *) 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 ++; | |
| if (op_code >= info.li_opcode_base) | |
| { | |
| 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); | |
| } | |
| else switch (op_code) | |
| { | |
| case DW_LNS_extended_op: | |
| data += process_extended_line_op (data, info.li_default_is_stmt, | |
| debug_line_pointer_size); | |
| 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) | |
| * info.li_min_insn_length); | |
| state_machine_regs.address += adv; | |
| printf (_(" Advance PC by constant %d to 0x%lx\n"), adv, | |
| state_machine_regs.address); | |
| 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; | |
| case DW_LNS_set_prologue_end: | |
| printf (_(" Set prologue_end to true\n")); | |
| break; | |
| case DW_LNS_set_epilogue_begin: | |
| printf (_(" Set epilogue_begin to true\n")); | |
| break; | |
| case DW_LNS_set_isa: | |
| adv = read_leb128 (data, & bytes_read, 0); | |
| data += bytes_read; | |
| printf (_(" Set ISA to %d\n"), adv); | |
| break; | |
| default: | |
| printf (_(" Unknown opcode %d with operands: "), op_code); | |
| { | |
| int i; | |
| for (i = standard_opcodes[op_code - 1]; i > 0 ; --i) | |
| { | |
| printf ("0x%lx%s", read_leb128 (data, &bytes_read, 0), | |
| i == 1 ? "" : ", "); | |
| data += bytes_read; | |
| } | |
| putchar ('\n'); | |
| } | |
| break; | |
| } | |
| } | |
| putchar ('\n'); | |
| } | |
| return 1; | |
| } | |
| static int | |
| display_debug_pubnames (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| 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_length == 0xffffffff) | |
| { | |
| warn (_("64-bit DWARF pubnames are not supported yet.\n")); | |
| break; | |
| } | |
| if (pubnames.pn_version != 2) | |
| { | |
| static int warned = 0; | |
| if (! warned) | |
| { | |
| warn (_("Only DWARF 2 pubnames are currently supported\n")); | |
| warned = 1; | |
| } | |
| 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 ((char *) 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"; | |
| /* DWARF 2.1 values. */ | |
| case DW_TAG_dwarf_procedure: return "DW_TAG_dwarf_procedure"; | |
| case DW_TAG_restrict_type: return "DW_TAG_restrict_type"; | |
| case DW_TAG_interface_type: return "DW_TAG_interface_type"; | |
| case DW_TAG_namespace: return "DW_TAG_namespace"; | |
| case DW_TAG_imported_module: return "DW_TAG_imported_module"; | |
| case DW_TAG_unspecified_type: return "DW_TAG_unspecified_type"; | |
| case DW_TAG_partial_unit: return "DW_TAG_partial_unit"; | |
| case DW_TAG_imported_unit: return "DW_TAG_imported_unit"; | |
| 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"; | |
| /* DWARF 2.1 values. */ | |
| case DW_AT_allocated: return "DW_AT_allocated"; | |
| case DW_AT_associated: return "DW_AT_associated"; | |
| case DW_AT_data_location: return "DW_AT_data_location"; | |
| case DW_AT_stride: return "DW_AT_stride"; | |
| case DW_AT_entry_pc: return "DW_AT_entry_pc"; | |
| case DW_AT_use_UTF8: return "DW_AT_use_UTF8"; | |
| case DW_AT_extension: return "DW_AT_extension"; | |
| case DW_AT_ranges: return "DW_AT_ranges"; | |
| case DW_AT_trampoline: return "DW_AT_trampoline"; | |
| case DW_AT_call_column: return "DW_AT_call_column"; | |
| case DW_AT_call_file: return "DW_AT_call_file"; | |
| case DW_AT_call_line: return "DW_AT_call_line"; | |
| /* SGI/MIPS extensions. */ | |
| 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"; | |
| /* GNU extensions. */ | |
| 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"; | |
| case DW_AT_GNU_vector: return "DW_AT_GNU_vector"; | |
| 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; | |
| /* A single zero is supposed to end the section according | |
| to the standard. If there's more, then signal that to | |
| the caller. */ | |
| if (entry == 0) | |
| return start == end ? NULL : 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_macinfo (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| unsigned char * end = start + section->sh_size; | |
| unsigned char * curr = start; | |
| unsigned int bytes_read; | |
| enum dwarf_macinfo_record_type op; | |
| printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section)); | |
| while (curr < end) | |
| { | |
| unsigned int lineno; | |
| const char * string; | |
| op = * curr; | |
| curr ++; | |
| switch (op) | |
| { | |
| case DW_MACINFO_start_file: | |
| { | |
| unsigned int filenum; | |
| lineno = read_leb128 (curr, & bytes_read, 0); | |
| curr += bytes_read; | |
| filenum = read_leb128 (curr, & bytes_read, 0); | |
| curr += bytes_read; | |
| printf (_(" DW_MACINFO_start_file - lineno: %d filenum: %d\n"), lineno, filenum); | |
| } | |
| break; | |
| case DW_MACINFO_end_file: | |
| printf (_(" DW_MACINFO_end_file\n")); | |
| break; | |
| case DW_MACINFO_define: | |
| lineno = read_leb128 (curr, & bytes_read, 0); | |
| curr += bytes_read; | |
| string = curr; | |
| curr += strlen (string) + 1; | |
| printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"), lineno, string); | |
| break; | |
| case DW_MACINFO_undef: | |
| lineno = read_leb128 (curr, & bytes_read, 0); | |
| curr += bytes_read; | |
| string = curr; | |
| curr += strlen (string) + 1; | |
| printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"), lineno, string); | |
| break; | |
| case DW_MACINFO_vendor_ext: | |
| { | |
| unsigned int constant; | |
| constant = read_leb128 (curr, & bytes_read, 0); | |
| curr += bytes_read; | |
| string = curr; | |
| curr += strlen (string) + 1; | |
| printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"), constant, string); | |
| } | |
| break; | |
| } | |
| } | |
| return 1; | |
| } | |
| static int | |
| display_debug_abbrev (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| 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); | |
| if (first_abbrev == NULL) | |
| continue; | |
| 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)); | |
| } | |
| } | |
| free_abbrevs (); | |
| } | |
| 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 ", (unsigned long) byte_get (data ++, 1)); | |
| return data; | |
| } | |
| static void | |
| decode_location_expression (data, pointer_size, length) | |
| unsigned char * data; | |
| unsigned int pointer_size; | |
| unsigned long length; | |
| { | |
| unsigned op; | |
| int bytes_read; | |
| unsigned long uvalue; | |
| unsigned char * end = data + length; | |
| while (data < end) | |
| { | |
| op = * data ++; | |
| switch (op) | |
| { | |
| case DW_OP_addr: | |
| printf ("DW_OP_addr: %lx", | |
| (unsigned long) byte_get (data, pointer_size)); | |
| data += pointer_size; | |
| break; | |
| case DW_OP_deref: | |
| printf ("DW_OP_deref"); | |
| break; | |
| case DW_OP_const1u: | |
| printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data++, 1)); | |
| break; | |
| case DW_OP_const1s: | |
| printf ("DW_OP_const1s: %ld", (long) byte_get (data++, 1)); | |
| break; | |
| case DW_OP_const2u: | |
| printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2)); | |
| data += 2; | |
| break; | |
| case DW_OP_const2s: | |
| printf ("DW_OP_const2s: %ld", (long) byte_get (data, 2)); | |
| data += 2; | |
| break; | |
| case DW_OP_const4u: | |
| printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4)); | |
| data += 4; | |
| break; | |
| case DW_OP_const4s: | |
| printf ("DW_OP_const4s: %ld", (long) byte_get (data, 4)); | |
| data += 4; | |
| break; | |
| case DW_OP_const8u: | |
| printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4), | |
| (unsigned long) byte_get (data + 4, 4)); | |
| data += 8; | |
| break; | |
| case DW_OP_const8s: | |
| printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4), | |
| (long) byte_get (data + 4, 4)); | |
| data += 8; | |
| break; | |
| case DW_OP_constu: | |
| printf ("DW_OP_constu: %lu", read_leb128 (data, &bytes_read, 0)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_consts: | |
| printf ("DW_OP_consts: %ld", read_leb128 (data, &bytes_read, 1)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_dup: | |
| printf ("DW_OP_dup"); | |
| break; | |
| case DW_OP_drop: | |
| printf ("DW_OP_drop"); | |
| break; | |
| case DW_OP_over: | |
| printf ("DW_OP_over"); | |
| break; | |
| case DW_OP_pick: | |
| printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data++, 1)); | |
| break; | |
| case DW_OP_swap: | |
| printf ("DW_OP_swap"); | |
| break; | |
| case DW_OP_rot: | |
| printf ("DW_OP_rot"); | |
| break; | |
| case DW_OP_xderef: | |
| printf ("DW_OP_xderef"); | |
| break; | |
| case DW_OP_abs: | |
| printf ("DW_OP_abs"); | |
| break; | |
| case DW_OP_and: | |
| printf ("DW_OP_and"); | |
| break; | |
| case DW_OP_div: | |
| printf ("DW_OP_div"); | |
| break; | |
| case DW_OP_minus: | |
| printf ("DW_OP_minus"); | |
| break; | |
| case DW_OP_mod: | |
| printf ("DW_OP_mod"); | |
| break; | |
| case DW_OP_mul: | |
| printf ("DW_OP_mul"); | |
| break; | |
| case DW_OP_neg: | |
| printf ("DW_OP_neg"); | |
| break; | |
| case DW_OP_not: | |
| printf ("DW_OP_not"); | |
| break; | |
| case DW_OP_or: | |
| printf ("DW_OP_or"); | |
| break; | |
| case DW_OP_plus: | |
| printf ("DW_OP_plus"); | |
| break; | |
| case DW_OP_plus_uconst: | |
| printf ("DW_OP_plus_uconst: %lu", | |
| read_leb128 (data, &bytes_read, 0)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_shl: | |
| printf ("DW_OP_shl"); | |
| break; | |
| case DW_OP_shr: | |
| printf ("DW_OP_shr"); | |
| break; | |
| case DW_OP_shra: | |
| printf ("DW_OP_shra"); | |
| break; | |
| case DW_OP_xor: | |
| printf ("DW_OP_xor"); | |
| break; | |
| case DW_OP_bra: | |
| printf ("DW_OP_bra: %ld", (long) byte_get (data, 2)); | |
| data += 2; | |
| break; | |
| case DW_OP_eq: | |
| printf ("DW_OP_eq"); | |
| break; | |
| case DW_OP_ge: | |
| printf ("DW_OP_ge"); | |
| break; | |
| case DW_OP_gt: | |
| printf ("DW_OP_gt"); | |
| break; | |
| case DW_OP_le: | |
| printf ("DW_OP_le"); | |
| break; | |
| case DW_OP_lt: | |
| printf ("DW_OP_lt"); | |
| break; | |
| case DW_OP_ne: | |
| printf ("DW_OP_ne"); | |
| break; | |
| case DW_OP_skip: | |
| printf ("DW_OP_skip: %ld", (long) byte_get (data, 2)); | |
| data += 2; | |
| break; | |
| case DW_OP_lit0: | |
| case DW_OP_lit1: | |
| case DW_OP_lit2: | |
| case DW_OP_lit3: | |
| case DW_OP_lit4: | |
| case DW_OP_lit5: | |
| case DW_OP_lit6: | |
| case DW_OP_lit7: | |
| case DW_OP_lit8: | |
| case DW_OP_lit9: | |
| case DW_OP_lit10: | |
| case DW_OP_lit11: | |
| case DW_OP_lit12: | |
| case DW_OP_lit13: | |
| case DW_OP_lit14: | |
| case DW_OP_lit15: | |
| case DW_OP_lit16: | |
| case DW_OP_lit17: | |
| case DW_OP_lit18: | |
| case DW_OP_lit19: | |
| case DW_OP_lit20: | |
| case DW_OP_lit21: | |
| case DW_OP_lit22: | |
| case DW_OP_lit23: | |
| case DW_OP_lit24: | |
| case DW_OP_lit25: | |
| case DW_OP_lit26: | |
| case DW_OP_lit27: | |
| case DW_OP_lit28: | |
| case DW_OP_lit29: | |
| case DW_OP_lit30: | |
| case DW_OP_lit31: | |
| printf ("DW_OP_lit%d", op - DW_OP_lit0); | |
| break; | |
| case DW_OP_reg0: | |
| case DW_OP_reg1: | |
| case DW_OP_reg2: | |
| case DW_OP_reg3: | |
| case DW_OP_reg4: | |
| case DW_OP_reg5: | |
| case DW_OP_reg6: | |
| case DW_OP_reg7: | |
| case DW_OP_reg8: | |
| case DW_OP_reg9: | |
| case DW_OP_reg10: | |
| case DW_OP_reg11: | |
| case DW_OP_reg12: | |
| case DW_OP_reg13: | |
| case DW_OP_reg14: | |
| case DW_OP_reg15: | |
| case DW_OP_reg16: | |
| case DW_OP_reg17: | |
| case DW_OP_reg18: | |
| case DW_OP_reg19: | |
| case DW_OP_reg20: | |
| case DW_OP_reg21: | |
| case DW_OP_reg22: | |
| case DW_OP_reg23: | |
| case DW_OP_reg24: | |
| case DW_OP_reg25: | |
| case DW_OP_reg26: | |
| case DW_OP_reg27: | |
| case DW_OP_reg28: | |
| case DW_OP_reg29: | |
| case DW_OP_reg30: | |
| case DW_OP_reg31: | |
| printf ("DW_OP_reg%d", op - DW_OP_reg0); | |
| break; | |
| case DW_OP_breg0: | |
| case DW_OP_breg1: | |
| case DW_OP_breg2: | |
| case DW_OP_breg3: | |
| case DW_OP_breg4: | |
| case DW_OP_breg5: | |
| case DW_OP_breg6: | |
| case DW_OP_breg7: | |
| case DW_OP_breg8: | |
| case DW_OP_breg9: | |
| case DW_OP_breg10: | |
| case DW_OP_breg11: | |
| case DW_OP_breg12: | |
| case DW_OP_breg13: | |
| case DW_OP_breg14: | |
| case DW_OP_breg15: | |
| case DW_OP_breg16: | |
| case DW_OP_breg17: | |
| case DW_OP_breg18: | |
| case DW_OP_breg19: | |
| case DW_OP_breg20: | |
| case DW_OP_breg21: | |
| case DW_OP_breg22: | |
| case DW_OP_breg23: | |
| case DW_OP_breg24: | |
| case DW_OP_breg25: | |
| case DW_OP_breg26: | |
| case DW_OP_breg27: | |
| case DW_OP_breg28: | |
| case DW_OP_breg29: | |
| case DW_OP_breg30: | |
| case DW_OP_breg31: | |
| printf ("DW_OP_breg%d: %ld", op - DW_OP_breg0, | |
| read_leb128 (data, &bytes_read, 1)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_regx: | |
| printf ("DW_OP_regx: %lu", read_leb128 (data, &bytes_read, 0)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_fbreg: | |
| printf ("DW_OP_fbreg: %ld", read_leb128 (data, &bytes_read, 1)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_bregx: | |
| uvalue = read_leb128 (data, &bytes_read, 0); | |
| data += bytes_read; | |
| printf ("DW_OP_bregx: %lu %ld", uvalue, | |
| read_leb128 (data, &bytes_read, 1)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_piece: | |
| printf ("DW_OP_piece: %lu", read_leb128 (data, &bytes_read, 0)); | |
| data += bytes_read; | |
| break; | |
| case DW_OP_deref_size: | |
| printf ("DW_OP_deref_size: %ld", (long) byte_get (data++, 1)); | |
| break; | |
| case DW_OP_xderef_size: | |
| printf ("DW_OP_xderef_size: %ld", (long) byte_get (data++, 1)); | |
| break; | |
| case DW_OP_nop: | |
| printf ("DW_OP_nop"); | |
| break; | |
| /* DWARF 2.1 extensions. */ | |
| case DW_OP_push_object_address: | |
| printf ("DW_OP_push_object_address"); | |
| break; | |
| case DW_OP_call2: | |
| printf ("DW_OP_call2: <%lx>", (long) byte_get (data, 2)); | |
| data += 2; | |
| break; | |
| case DW_OP_call4: | |
| printf ("DW_OP_call4: <%lx>", (long) byte_get (data, 4)); | |
| data += 4; | |
| break; | |
| case DW_OP_calli: | |
| printf ("DW_OP_calli"); | |
| break; | |
| default: | |
| if (op >= DW_OP_lo_user | |
| && op <= DW_OP_hi_user) | |
| printf (_("(User defined location op)")); | |
| else | |
| printf (_("(Unknown location op)")); | |
| /* No way to tell where the next op is, so just bail. */ | |
| return; | |
| } | |
| /* Separate the ops. */ | |
| printf ("; "); | |
| } | |
| } | |
| static const char * debug_loc_contents; | |
| static bfd_vma debug_loc_size; | |
| static void | |
| load_debug_loc (file) | |
| FILE * file; | |
| { | |
| Elf32_Internal_Shdr * sec; | |
| unsigned int i; | |
| /* If it is already loaded, do nothing. */ | |
| if (debug_loc_contents != NULL) | |
| return; | |
| /* Locate the .debug_loc section. */ | |
| for (i = 0, sec = section_headers; | |
| i < elf_header.e_shnum; | |
| i ++, sec ++) | |
| if (strcmp (SECTION_NAME (sec), ".debug_loc") == 0) | |
| break; | |
| if (i == elf_header.e_shnum || sec->sh_size == 0) | |
| return; | |
| debug_loc_size = sec->sh_size; | |
| debug_loc_contents = ((char *) | |
| get_data (NULL, file, sec->sh_offset, sec->sh_size, | |
| _("debug_loc section data"))); | |
| } | |
| static void | |
| free_debug_loc () | |
| { | |
| if (debug_loc_contents == NULL) | |
| return; | |
| free ((char *) debug_loc_contents); | |
| debug_loc_contents = NULL; | |
| debug_loc_size = 0; | |
| } | |
| static int | |
| display_debug_loc (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| unsigned char *section_end; | |
| unsigned long bytes; | |
| unsigned char *section_begin = start; | |
| bfd_vma addr; | |
| addr = section->sh_addr; | |
| bytes = section->sh_size; | |
| section_end = start + bytes; | |
| if (bytes == 0) | |
| { | |
| printf (_("\nThe .debug_loc section is empty.\n")); | |
| return 0; | |
| } | |
| printf (_("Contents of the .debug_loc section:\n\n")); | |
| printf (_("\n Offset Begin End Expression\n")); | |
| while (start < section_end) | |
| { | |
| unsigned long begin; | |
| unsigned long end; | |
| unsigned short length; | |
| unsigned long offset; | |
| offset = start - section_begin; | |
| while (1) | |
| { | |
| /* Normally, the lists in the debug_loc section are related to a | |
| given compilation unit, and thus, we would use the | |
| pointer size of that compilation unit. However, since we are | |
| displaying it seperately here, we either have to store | |
| pointer sizes of all compilation units, or assume they don't | |
| change. We assume, like the debug_line display, that | |
| it doesn't change. */ | |
| begin = byte_get (start, debug_line_pointer_size); | |
| start += debug_line_pointer_size; | |
| end = byte_get (start, debug_line_pointer_size); | |
| start += debug_line_pointer_size; | |
| if (begin == 0 && end == 0) | |
| break; | |
| begin += addr; | |
| end += addr; | |
| length = byte_get (start, 2); | |
| start += 2; | |
| printf (" %8.8lx %8.8lx %8.8lx (", offset, begin, end); | |
| decode_location_expression (start, debug_line_pointer_size, length); | |
| printf (")\n"); | |
| start += length; | |
| } | |
| printf ("\n"); | |
| } | |
| return 1; | |
| } | |
| static const char * debug_str_contents; | |
| static bfd_vma debug_str_size; | |
| static void | |
| load_debug_str (file) | |
| FILE * file; | |
| { | |
| Elf32_Internal_Shdr * sec; | |
| unsigned int i; | |
| /* If it is already loaded, do nothing. */ | |
| if (debug_str_contents != NULL) | |
| return; | |
| /* Locate the .debug_str section. */ | |
| for (i = 0, sec = section_headers; | |
| i < elf_header.e_shnum; | |
| i ++, sec ++) | |
| if (strcmp (SECTION_NAME (sec), ".debug_str") == 0) | |
| break; | |
| if (i == elf_header.e_shnum || sec->sh_size == 0) | |
| return; | |
| debug_str_size = sec->sh_size; | |
| debug_str_contents = ((char *) | |
| get_data (NULL, file, sec->sh_offset, sec->sh_size, | |
| _("debug_str section data"))); | |
| } | |
| static void | |
| free_debug_str () | |
| { | |
| if (debug_str_contents == NULL) | |
| return; | |
| free ((char *) debug_str_contents); | |
| debug_str_contents = NULL; | |
| debug_str_size = 0; | |
| } | |
| static const char * | |
| fetch_indirect_string (offset) | |
| unsigned long offset; | |
| { | |
| if (debug_str_contents == NULL) | |
| return _("<no .debug_str section>"); | |
| if (offset > debug_str_size) | |
| return _("<offset is too big>"); | |
| return debug_str_contents + offset; | |
| } | |
| static int | |
| display_debug_str (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| unsigned long bytes; | |
| bfd_vma addr; | |
| addr = section->sh_addr; | |
| bytes = section->sh_size; | |
| if (bytes == 0) | |
| { | |
| printf (_("\nThe .debug_str section is empty.\n")); | |
| return 0; | |
| } | |
| printf (_("Contents of the .debug_str section:\n\n")); | |
| while (bytes) | |
| { | |
| int j; | |
| int k; | |
| int lbytes; | |
| lbytes = (bytes > 16 ? 16 : bytes); | |
| printf (" 0x%8.8lx ", (unsigned long) addr); | |
| for (j = 0; j < 16; j++) | |
| { | |
| if (j < lbytes) | |
| printf ("%2.2x", start [j]); | |
| else | |
| printf (" "); | |
| if ((j & 3) == 3) | |
| printf (" "); | |
| } | |
| for (j = 0; j < lbytes; j++) | |
| { | |
| k = start [j]; | |
| if (k >= ' ' && k < 0x80) | |
| printf ("%c", k); | |
| else | |
| printf ("."); | |
| } | |
| putchar ('\n'); | |
| start += lbytes; | |
| addr += lbytes; | |
| bytes -= lbytes; | |
| } | |
| return 1; | |
| } | |
| static unsigned char * | |
| read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) | |
| unsigned long attribute; | |
| unsigned long form; | |
| unsigned char * data; | |
| unsigned long cu_offset; | |
| unsigned long pointer_size; | |
| { | |
| unsigned long uvalue = 0; | |
| unsigned char * block_start = NULL; | |
| int bytes_read; | |
| switch (form) | |
| { | |
| default: | |
| break; | |
| case DW_FORM_ref_addr: | |
| case DW_FORM_addr: | |
| uvalue = byte_get (data, pointer_size); | |
| data += pointer_size; | |
| break; | |
| case DW_FORM_strp: | |
| uvalue = byte_get (data, /* offset_size */ 4); | |
| data += /* offset_size */ 4; | |
| break; | |
| case DW_FORM_ref1: | |
| case DW_FORM_flag: | |
| case DW_FORM_data1: | |
| uvalue = byte_get (data ++, 1); | |
| break; | |
| case DW_FORM_ref2: | |
| case DW_FORM_data2: | |
| uvalue = byte_get (data, 2); | |
| data += 2; | |
| break; | |
| case DW_FORM_ref4: | |
| case DW_FORM_data4: | |
| uvalue = byte_get (data, 4); | |
| data += 4; | |
| break; | |
| case DW_FORM_sdata: | |
| uvalue = read_leb128 (data, & bytes_read, 1); | |
| data += bytes_read; | |
| break; | |
| case DW_FORM_ref_udata: | |
| case DW_FORM_udata: | |
| uvalue = read_leb128 (data, & bytes_read, 0); | |
| data += bytes_read; | |
| break; | |
| case DW_FORM_indirect: | |
| form = read_leb128 (data, & bytes_read, 0); | |
| data += bytes_read; | |
| printf (" %s", get_FORM_name (form)); | |
| return read_and_display_attr_value (attribute, form, data, cu_offset, | |
| pointer_size); | |
| } | |
| switch (form) | |
| { | |
| case DW_FORM_ref_addr: | |
| printf (" <#%lx>", uvalue); | |
| break; | |
| case DW_FORM_ref1: | |
| case DW_FORM_ref2: | |
| case DW_FORM_ref4: | |
| case DW_FORM_ref_udata: | |
| printf (" <%lx>", uvalue + cu_offset); | |
| break; | |
| case DW_FORM_addr: | |
| printf (" %#lx", uvalue); | |
| case DW_FORM_flag: | |
| case DW_FORM_data1: | |
| case DW_FORM_data2: | |
| case DW_FORM_data4: | |
| case DW_FORM_sdata: | |
| case DW_FORM_udata: | |
| printf (" %ld", uvalue); | |
| break; | |
| case DW_FORM_ref8: | |
| case DW_FORM_data8: | |
| uvalue = byte_get (data, 4); | |
| printf (" %lx", uvalue); | |
| printf (" %lx", (unsigned long) byte_get (data + 4, 4)); | |
| data += 8; | |
| break; | |
| case DW_FORM_string: | |
| printf (" %s", data); | |
| data += strlen ((char *) data) + 1; | |
| break; | |
| case DW_FORM_block: | |
| uvalue = read_leb128 (data, & bytes_read, 0); | |
| block_start = data + bytes_read; | |
| data = display_block (block_start, uvalue); | |
| break; | |
| case DW_FORM_block1: | |
| uvalue = byte_get (data, 1); | |
| block_start = data + 1; | |
| data = display_block (block_start, uvalue); | |
| break; | |
| case DW_FORM_block2: | |
| uvalue = byte_get (data, 2); | |
| block_start = data + 2; | |
| data = display_block (block_start, uvalue); | |
| break; | |
| case DW_FORM_block4: | |
| uvalue = byte_get (data, 4); | |
| block_start = data + 4; | |
| data = display_block (block_start, uvalue); | |
| break; | |
| case DW_FORM_strp: | |
| printf (_(" (indirect string, offset: 0x%lx): "), uvalue); | |
| printf (fetch_indirect_string (uvalue)); | |
| break; | |
| case DW_FORM_indirect: | |
| /* Handled above. */ | |
| break; | |
| default: | |
| warn (_("Unrecognized form: %d\n"), 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_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; | |
| /* DWARF 2.1 values. */ | |
| case DW_LANG_C99: printf ("(ANSI C99)"); break; | |
| case DW_LANG_Ada95: printf ("(ADA 95)"); break; | |
| case DW_LANG_Fortran95: printf ("(Fortran 95)"); break; | |
| /* MIPS extension. */ | |
| 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; | |
| /* DWARF 2.1 value. */ | |
| case DW_ATE_imaginary_float: printf ("(imaginary float)"); 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_ordering: | |
| switch (uvalue) | |
| { | |
| case -1: printf ("(undefined)"); break; | |
| case 0: printf ("(row major)"); break; | |
| case 1: printf ("(column major)"); break; | |
| } | |
| break; | |
| case DW_AT_frame_base: | |
| case DW_AT_location: | |
| case DW_AT_data_member_location: | |
| case DW_AT_vtable_elem_location: | |
| case DW_AT_allocated: | |
| case DW_AT_associated: | |
| case DW_AT_data_location: | |
| case DW_AT_stride: | |
| case DW_AT_upper_bound: | |
| case DW_AT_lower_bound: | |
| if (block_start) | |
| { | |
| printf ("("); | |
| decode_location_expression (block_start, pointer_size, uvalue); | |
| printf (")"); | |
| } | |
| else if (form == DW_FORM_data4) | |
| { | |
| printf ("("); | |
| printf ("location list"); | |
| printf (")"); | |
| } | |
| break; | |
| default: | |
| break; | |
| } | |
| return data; | |
| } | |
| static unsigned char * | |
| read_and_display_attr (attribute, form, data, cu_offset, pointer_size) | |
| unsigned long attribute; | |
| unsigned long form; | |
| unsigned char * data; | |
| unsigned long cu_offset; | |
| unsigned long pointer_size; | |
| { | |
| printf (" %-18s:", get_AT_name (attribute)); | |
| data = read_and_display_attr_value (attribute, form, data, cu_offset, | |
| pointer_size); | |
| 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)); | |
| load_debug_str (file); | |
| load_debug_loc (file); | |
| while (start < end) | |
| { | |
| DWARF2_External_CompUnit * external; | |
| DWARF2_Internal_CompUnit compunit; | |
| Elf32_Internal_Shdr * relsec; | |
| unsigned char * tags; | |
| unsigned int i; | |
| int level; | |
| unsigned long cu_offset; | |
| 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); | |
| if (compunit.cu_length == 0xffffffff) | |
| { | |
| warn (_("64-bit DWARF debug info is not supported yet.\n")); | |
| break; | |
| } | |
| /* Check for RELA relocations in the abbrev_offset address, and | |
| apply them. */ | |
| for (relsec = section_headers; | |
| relsec < section_headers + elf_header.e_shnum; | |
| ++relsec) | |
| { | |
| unsigned long nrelas; | |
| Elf_Internal_Rela *rela, *rp; | |
| Elf32_Internal_Shdr *symsec; | |
| Elf_Internal_Sym *symtab; | |
| Elf_Internal_Sym *sym; | |
| if (relsec->sh_type != SHT_RELA | |
| || SECTION_HEADER (relsec->sh_info) != section | |
| || relsec->sh_size == 0) | |
| continue; | |
| if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size, | |
| & rela, & nrelas)) | |
| return 0; | |
| symsec = SECTION_HEADER (relsec->sh_link); | |
| symtab = GET_ELF_SYMBOLS (file, symsec); | |
| for (rp = rela; rp < rela + nrelas; ++rp) | |
| { | |
| if (rp->r_offset | |
| != (bfd_vma) ((unsigned char *) &external->cu_abbrev_offset | |
| - section_begin)) | |
| continue; | |
| if (is_32bit_elf) | |
| { | |
| sym = symtab + ELF32_R_SYM (rp->r_info); | |
| if (ELF32_R_SYM (rp->r_info) != 0 | |
| && ELF32_ST_TYPE (sym->st_info) != STT_SECTION) | |
| { | |
| warn (_("Skipping unexpected symbol type %u\n"), | |
| ELF32_ST_TYPE (sym->st_info)); | |
| continue; | |
| } | |
| } | |
| else | |
| { | |
| sym = symtab + ELF64_R_SYM (rp->r_info); | |
| if (ELF64_R_SYM (rp->r_info) != 0 | |
| && ELF64_ST_TYPE (sym->st_info) != STT_SECTION) | |
| { | |
| warn (_("Skipping unexpected symbol type %u\n"), | |
| ELF64_ST_TYPE (sym->st_info)); | |
| continue; | |
| } | |
| } | |
| compunit.cu_abbrev_offset = rp->r_addend; | |
| break; | |
| } | |
| free (rela); | |
| break; | |
| } | |
| tags = start + sizeof (* external); | |
| cu_offset = start - section_begin; | |
| start += compunit.cu_length + sizeof (external->cu_length); | |
| printf (_(" Compilation Unit @ %lx:\n"), cu_offset); | |
| 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 (compunit.cu_version != 2) | |
| { | |
| warn (_("Only version 2 DWARF debug information is currently supported.\n")); | |
| continue; | |
| } | |
| 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 == elf_header.e_shnum || sec->sh_size == 0) | |
| { | |
| warn (_("Unable to locate .debug_abbrev section!\n")); | |
| return 0; | |
| } | |
| begin = ((unsigned char *) | |
| get_data (NULL, file, sec->sh_offset, sec->sh_size, | |
| _("debug_abbrev section data"))); | |
| if (!begin) | |
| return 0; | |
| process_abbrev_section (begin + compunit.cu_abbrev_offset, | |
| begin + sec->sh_size); | |
| free (begin); | |
| } | |
| level = 0; | |
| while (tags < start) | |
| { | |
| int bytes_read; | |
| unsigned long 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 %lu in the abbreviation table\n"), | |
| abbrev_number); | |
| return 0; | |
| } | |
| printf (_(" <%d><%lx>: Abbrev Number: %lu (%s)\n"), | |
| level, | |
| (unsigned long) (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, cu_offset, | |
| compunit.cu_pointer_size); | |
| if (entry->children) | |
| ++level; | |
| } | |
| } | |
| free_debug_str (); | |
| free_debug_loc (); | |
| printf ("\n"); | |
| return 1; | |
| } | |
| static int | |
| display_debug_aranges (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| 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; | |
| int excess; | |
| 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); | |
| if (arange.ar_length == 0xffffffff) | |
| { | |
| warn (_("64-bit DWARF aranges are not supported yet.\n")); | |
| break; | |
| } | |
| if (arange.ar_version != 2) | |
| { | |
| warn (_("Only DWARF 2 aranges are currently supported.\n")); | |
| break; | |
| } | |
| 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); | |
| /* Must pad to an alignment boundary that is twice the pointer size. */ | |
| excess = sizeof (* external) % (2 * arange.ar_pointer_size); | |
| if (excess) | |
| ranges += (2 * arange.ar_pointer_size) - excess; | |
| for (;;) | |
| { | |
| address = byte_get (ranges, arange.ar_pointer_size); | |
| ranges += arange.ar_pointer_size; | |
| length = byte_get (ranges, arange.ar_pointer_size); | |
| ranges += arange.ar_pointer_size; | |
| /* A pair of zeros marks the end of the list. */ | |
| if (address == 0 && length == 0) | |
| break; | |
| printf (" %8.8lx %lu\n", address, length); | |
| } | |
| start += arange.ar_length + sizeof (external->ar_length); | |
| } | |
| printf ("\n"); | |
| return 1; | |
| } | |
| typedef struct Frame_Chunk | |
| { | |
| struct Frame_Chunk * next; | |
| unsigned char * chunk_start; | |
| int ncols; | |
| /* DW_CFA_{undefined,same_value,offset,register,unreferenced} */ | |
| short int * col_type; | |
| int * col_offset; | |
| char * augmentation; | |
| unsigned int code_factor; | |
| int data_factor; | |
| unsigned long pc_begin; | |
| unsigned long pc_range; | |
| int cfa_reg; | |
| int cfa_offset; | |
| int ra; | |
| unsigned char fde_encoding; | |
| } | |
| Frame_Chunk; | |
| /* A marker for a col_type that means this column was never referenced | |
| in the frame info. */ | |
| #define DW_CFA_unreferenced (-1) | |
| static void frame_need_space PARAMS ((Frame_Chunk *, int)); | |
| static void frame_display_row PARAMS ((Frame_Chunk *, int *, int *)); | |
| static int size_of_encoded_value PARAMS ((int)); | |
| static void | |
| frame_need_space (fc, reg) | |
| Frame_Chunk * fc; | |
| int reg; | |
| { | |
| int prev = fc->ncols; | |
| if (reg < fc->ncols) | |
| return; | |
| fc->ncols = reg + 1; | |
| fc->col_type = (short int *) xrealloc (fc->col_type, | |
| fc->ncols * sizeof (short int)); | |
| fc->col_offset = (int *) xrealloc (fc->col_offset, | |
| fc->ncols * sizeof (int)); | |
| while (prev < fc->ncols) | |
| { | |
| fc->col_type[prev] = DW_CFA_unreferenced; | |
| fc->col_offset[prev] = 0; | |
| prev++; | |
| } | |
| } | |
| static void | |
| frame_display_row (fc, need_col_headers, max_regs) | |
| Frame_Chunk * fc; | |
| int * need_col_headers; | |
| int * max_regs; | |
| { | |
| int r; | |
| char tmp[100]; | |
| if (* max_regs < fc->ncols) | |
| * max_regs = fc->ncols; | |
| if (* need_col_headers) | |
| { | |
| * need_col_headers = 0; | |
| printf (" LOC CFA "); | |
| for (r = 0; r < * max_regs; r++) | |
| if (fc->col_type[r] != DW_CFA_unreferenced) | |
| { | |
| if (r == fc->ra) | |
| printf ("ra "); | |
| else | |
| printf ("r%-4d", r); | |
| } | |
| printf ("\n"); | |
| } | |
| printf ("%08lx ", fc->pc_begin); | |
| sprintf (tmp, "r%d%+d", fc->cfa_reg, fc->cfa_offset); | |
| printf ("%-8s ", tmp); | |
| for (r = 0; r < fc->ncols; r++) | |
| { | |
| if (fc->col_type[r] != DW_CFA_unreferenced) | |
| { | |
| switch (fc->col_type[r]) | |
| { | |
| case DW_CFA_undefined: | |
| strcpy (tmp, "u"); | |
| break; | |
| case DW_CFA_same_value: | |
| strcpy (tmp, "s"); | |
| break; | |
| case DW_CFA_offset: | |
| sprintf (tmp, "c%+d", fc->col_offset[r]); | |
| break; | |
| case DW_CFA_register: | |
| sprintf (tmp, "r%d", fc->col_offset[r]); | |
| break; | |
| default: | |
| strcpy (tmp, "n/a"); | |
| break; | |
| } | |
| printf ("%-5s", tmp); | |
| } | |
| } | |
| printf ("\n"); | |
| } | |
| static int | |
| size_of_encoded_value (encoding) | |
| int encoding; | |
| { | |
| switch (encoding & 0x7) | |
| { | |
| default: /* ??? */ | |
| case 0: return is_32bit_elf ? 4 : 8; | |
| case 2: return 2; | |
| case 3: return 4; | |
| case 4: return 8; | |
| } | |
| } | |
| #define GET(N) byte_get (start, N); start += N | |
| #define LEB() read_leb128 (start, & length_return, 0); start += length_return | |
| #define SLEB() read_leb128 (start, & length_return, 1); start += length_return | |
| static int | |
| display_debug_frames (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| unsigned char * end = start + section->sh_size; | |
| unsigned char * section_start = start; | |
| Frame_Chunk * chunks = 0; | |
| Frame_Chunk * remembered_state = 0; | |
| Frame_Chunk * rs; | |
| int is_eh = (strcmp (SECTION_NAME (section), ".eh_frame") == 0); | |
| int length_return; | |
| int max_regs = 0; | |
| int addr_size = is_32bit_elf ? 4 : 8; | |
| printf (_("The section %s contains:\n"), SECTION_NAME (section)); | |
| while (start < end) | |
| { | |
| unsigned char * saved_start; | |
| unsigned char * block_end; | |
| unsigned long length; | |
| unsigned long cie_id; | |
| Frame_Chunk * fc; | |
| Frame_Chunk * cie; | |
| int need_col_headers = 1; | |
| unsigned char * augmentation_data = NULL; | |
| unsigned long augmentation_data_len = 0; | |
| int encoded_ptr_size = addr_size; | |
| saved_start = start; | |
| length = byte_get (start, 4); start += 4; | |
| if (length == 0) | |
| return 1; | |
| if (length == 0xffffffff) | |
| { | |
| warn (_("64-bit DWARF format frames are not supported yet.\n")); | |
| break; | |
| } | |
| block_end = saved_start + length + 4; | |
| cie_id = byte_get (start, 4); start += 4; | |
| if (is_eh ? (cie_id == 0) : (cie_id == DW_CIE_ID)) | |
| { | |
| int version; | |
| fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk)); | |
| memset (fc, 0, sizeof (Frame_Chunk)); | |
| fc->next = chunks; | |
| chunks = fc; | |
| fc->chunk_start = saved_start; | |
| fc->ncols = 0; | |
| fc->col_type = (short int *) xmalloc (sizeof (short int)); | |
| fc->col_offset = (int *) xmalloc (sizeof (int)); | |
| frame_need_space (fc, max_regs-1); | |
| version = *start++; | |
| fc->augmentation = start; | |
| start = strchr (start, '\0') + 1; | |
| if (fc->augmentation[0] == 'z') | |
| { | |
| fc->code_factor = LEB (); | |
| fc->data_factor = SLEB (); | |
| fc->ra = byte_get (start, 1); start += 1; | |
| augmentation_data_len = LEB (); | |
| augmentation_data = start; | |
| start += augmentation_data_len; | |
| } | |
| else if (strcmp (fc->augmentation, "eh") == 0) | |
| { | |
| start += addr_size; | |
| fc->code_factor = LEB (); | |
| fc->data_factor = SLEB (); | |
| fc->ra = byte_get (start, 1); start += 1; | |
| } | |
| else | |
| { | |
| fc->code_factor = LEB (); | |
| fc->data_factor = SLEB (); | |
| fc->ra = byte_get (start, 1); start += 1; | |
| } | |
| cie = fc; | |
| if (do_debug_frames_interp) | |
| printf ("\n%08lx %08lx %08lx CIE \"%s\" cf=%d df=%d ra=%d\n", | |
| (unsigned long)(saved_start - section_start), length, cie_id, | |
| fc->augmentation, fc->code_factor, fc->data_factor, | |
| fc->ra); | |
| else | |
| { | |
| printf ("\n%08lx %08lx %08lx CIE\n", | |
| (unsigned long)(saved_start - section_start), length, cie_id); | |
| printf (" Version: %d\n", version); | |
| printf (" Augmentation: \"%s\"\n", fc->augmentation); | |
| printf (" Code alignment factor: %u\n", fc->code_factor); | |
| printf (" Data alignment factor: %d\n", fc->data_factor); | |
| printf (" Return address column: %d\n", fc->ra); | |
| if (augmentation_data_len) | |
| { | |
| unsigned long i; | |
| printf (" Augmentation data: "); | |
| for (i = 0; i < augmentation_data_len; ++i) | |
| printf (" %02x", augmentation_data[i]); | |
| putchar ('\n'); | |
| } | |
| putchar ('\n'); | |
| } | |
| if (augmentation_data_len) | |
| { | |
| unsigned char *p, *q; | |
| p = fc->augmentation + 1; | |
| q = augmentation_data; | |
| while (1) | |
| { | |
| if (*p == 'L') | |
| q++; | |
| else if (*p == 'P') | |
| q += 1 + size_of_encoded_value (*q); | |
| else if (*p == 'R') | |
| fc->fde_encoding = *q++; | |
| else | |
| break; | |
| p++; | |
| } | |
| if (fc->fde_encoding) | |
| encoded_ptr_size = size_of_encoded_value (fc->fde_encoding); | |
| } | |
| frame_need_space (fc, fc->ra); | |
| } | |
| else | |
| { | |
| unsigned char * look_for; | |
| static Frame_Chunk fde_fc; | |
| fc = & fde_fc; | |
| memset (fc, 0, sizeof (Frame_Chunk)); | |
| look_for = is_eh ? start - 4 - cie_id : section_start + cie_id; | |
| for (cie = chunks; cie ; cie = cie->next) | |
| if (cie->chunk_start == look_for) | |
| break; | |
| if (!cie) | |
| { | |
| warn ("Invalid CIE pointer %08lx in FDE at %08lx\n", | |
| cie_id, saved_start); | |
| start = block_end; | |
| fc->ncols = 0; | |
| fc->col_type = (short int *) xmalloc (sizeof (short int)); | |
| fc->col_offset = (int *) xmalloc (sizeof (int)); | |
| frame_need_space (fc, max_regs - 1); | |
| cie = fc; | |
| fc->augmentation = ""; | |
| fc->fde_encoding = 0; | |
| } | |
| else | |
| { | |
| fc->ncols = cie->ncols; | |
| fc->col_type = (short int *) xmalloc (fc->ncols * sizeof (short int)); | |
| fc->col_offset = (int *) xmalloc (fc->ncols * sizeof (int)); | |
| memcpy (fc->col_type, cie->col_type, fc->ncols * sizeof (short int)); | |
| memcpy (fc->col_offset, cie->col_offset, fc->ncols * sizeof (int)); | |
| fc->augmentation = cie->augmentation; | |
| fc->code_factor = cie->code_factor; | |
| fc->data_factor = cie->data_factor; | |
| fc->cfa_reg = cie->cfa_reg; | |
| fc->cfa_offset = cie->cfa_offset; | |
| fc->ra = cie->ra; | |
| frame_need_space (fc, max_regs-1); | |
| fc->fde_encoding = cie->fde_encoding; | |
| } | |
| if (fc->fde_encoding) | |
| encoded_ptr_size = size_of_encoded_value (fc->fde_encoding); | |
| fc->pc_begin = byte_get (start, encoded_ptr_size); | |
| start += encoded_ptr_size; | |
| fc->pc_range = byte_get (start, encoded_ptr_size); | |
| start += encoded_ptr_size; | |
| if (cie->augmentation[0] == 'z') | |
| { | |
| augmentation_data_len = LEB (); | |
| augmentation_data = start; | |
| start += augmentation_data_len; | |
| } | |
| printf ("\n%08lx %08lx %08lx FDE cie=%08lx pc=%08lx..%08lx\n", | |
| (unsigned long)(saved_start - section_start), length, cie_id, | |
| (unsigned long)(cie->chunk_start - section_start), | |
| fc->pc_begin, fc->pc_begin + fc->pc_range); | |
| if (! do_debug_frames_interp && augmentation_data_len) | |
| { | |
| unsigned long i; | |
| printf (" Augmentation data: "); | |
| for (i = 0; i < augmentation_data_len; ++i) | |
| printf (" %02x", augmentation_data[i]); | |
| putchar ('\n'); | |
| putchar ('\n'); | |
| } | |
| } | |
| /* At this point, fc is the current chunk, cie (if any) is set, and we're | |
| about to interpret instructions for the chunk. */ | |
| if (do_debug_frames_interp) | |
| { | |
| /* Start by making a pass over the chunk, allocating storage | |
| and taking note of what registers are used. */ | |
| unsigned char * tmp = start; | |
| while (start < block_end) | |
| { | |
| unsigned op, opa; | |
| unsigned long reg; | |
| op = * start ++; | |
| opa = op & 0x3f; | |
| if (op & 0xc0) | |
| op &= 0xc0; | |
| /* Warning: if you add any more cases to this switch, be | |
| sure to add them to the corresponding switch below. */ | |
| switch (op) | |
| { | |
| case DW_CFA_advance_loc: | |
| break; | |
| case DW_CFA_offset: | |
| LEB (); | |
| frame_need_space (fc, opa); | |
| fc->col_type[opa] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_restore: | |
| frame_need_space (fc, opa); | |
| fc->col_type[opa] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_set_loc: | |
| start += encoded_ptr_size; | |
| break; | |
| case DW_CFA_advance_loc1: | |
| start += 1; | |
| break; | |
| case DW_CFA_advance_loc2: | |
| start += 2; | |
| break; | |
| case DW_CFA_advance_loc4: | |
| start += 4; | |
| break; | |
| case DW_CFA_offset_extended: | |
| reg = LEB (); LEB (); | |
| frame_need_space (fc, reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_restore_extended: | |
| reg = LEB (); | |
| frame_need_space (fc, reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_undefined: | |
| reg = LEB (); | |
| frame_need_space (fc, reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_same_value: | |
| reg = LEB (); | |
| frame_need_space (fc, reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_register: | |
| reg = LEB (); LEB (); | |
| frame_need_space (fc, reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_def_cfa: | |
| LEB (); LEB (); | |
| break; | |
| case DW_CFA_def_cfa_register: | |
| LEB (); | |
| break; | |
| case DW_CFA_def_cfa_offset: | |
| LEB (); | |
| break; | |
| case DW_CFA_offset_extended_sf: | |
| reg = LEB (); SLEB (); | |
| frame_need_space (fc, reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| break; | |
| case DW_CFA_def_cfa_sf: | |
| LEB (); SLEB (); | |
| break; | |
| case DW_CFA_def_cfa_offset_sf: | |
| SLEB (); | |
| break; | |
| case DW_CFA_GNU_args_size: | |
| LEB (); | |
| break; | |
| case DW_CFA_GNU_negative_offset_extended: | |
| reg = LEB (); LEB (); | |
| frame_need_space (fc, reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| default: | |
| break; | |
| } | |
| } | |
| start = tmp; | |
| } | |
| /* Now we know what registers are used, make a second pass over | |
| the chunk, this time actually printing out the info. */ | |
| while (start < block_end) | |
| { | |
| unsigned op, opa; | |
| unsigned long ul, reg, roffs; | |
| long l, ofs; | |
| bfd_vma vma; | |
| op = * start ++; | |
| opa = op & 0x3f; | |
| if (op & 0xc0) | |
| op &= 0xc0; | |
| /* Warning: if you add any more cases to this switch, be | |
| sure to add them to the corresponding switch above. */ | |
| switch (op) | |
| { | |
| case DW_CFA_advance_loc: | |
| if (do_debug_frames_interp) | |
| frame_display_row (fc, &need_col_headers, &max_regs); | |
| else | |
| printf (" DW_CFA_advance_loc: %d to %08lx\n", | |
| opa * fc->code_factor, | |
| fc->pc_begin + opa * fc->code_factor); | |
| fc->pc_begin += opa * fc->code_factor; | |
| break; | |
| case DW_CFA_offset: | |
| roffs = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_offset: r%d at cfa%+ld\n", | |
| opa, roffs * fc->data_factor); | |
| fc->col_type[opa] = DW_CFA_offset; | |
| fc->col_offset[opa] = roffs * fc->data_factor; | |
| break; | |
| case DW_CFA_restore: | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_restore: r%d\n", opa); | |
| fc->col_type[opa] = cie->col_type[opa]; | |
| fc->col_offset[opa] = cie->col_offset[opa]; | |
| break; | |
| case DW_CFA_set_loc: | |
| vma = byte_get (start, encoded_ptr_size); | |
| start += encoded_ptr_size; | |
| if (do_debug_frames_interp) | |
| frame_display_row (fc, &need_col_headers, &max_regs); | |
| else | |
| printf (" DW_CFA_set_loc: %08lx\n", (unsigned long)vma); | |
| fc->pc_begin = vma; | |
| break; | |
| case DW_CFA_advance_loc1: | |
| ofs = byte_get (start, 1); start += 1; | |
| if (do_debug_frames_interp) | |
| frame_display_row (fc, &need_col_headers, &max_regs); | |
| else | |
| printf (" DW_CFA_advance_loc1: %ld to %08lx\n", | |
| ofs * fc->code_factor, | |
| fc->pc_begin + ofs * fc->code_factor); | |
| fc->pc_begin += ofs * fc->code_factor; | |
| break; | |
| case DW_CFA_advance_loc2: | |
| ofs = byte_get (start, 2); start += 2; | |
| if (do_debug_frames_interp) | |
| frame_display_row (fc, &need_col_headers, &max_regs); | |
| else | |
| printf (" DW_CFA_advance_loc2: %ld to %08lx\n", | |
| ofs * fc->code_factor, | |
| fc->pc_begin + ofs * fc->code_factor); | |
| fc->pc_begin += ofs * fc->code_factor; | |
| break; | |
| case DW_CFA_advance_loc4: | |
| ofs = byte_get (start, 4); start += 4; | |
| if (do_debug_frames_interp) | |
| frame_display_row (fc, &need_col_headers, &max_regs); | |
| else | |
| printf (" DW_CFA_advance_loc4: %ld to %08lx\n", | |
| ofs * fc->code_factor, | |
| fc->pc_begin + ofs * fc->code_factor); | |
| fc->pc_begin += ofs * fc->code_factor; | |
| break; | |
| case DW_CFA_offset_extended: | |
| reg = LEB (); | |
| roffs = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_offset_extended: r%ld at cfa%+ld\n", | |
| reg, roffs * fc->data_factor); | |
| fc->col_type[reg] = DW_CFA_offset; | |
| fc->col_offset[reg] = roffs * fc->data_factor; | |
| break; | |
| case DW_CFA_restore_extended: | |
| reg = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_restore_extended: r%ld\n", reg); | |
| fc->col_type[reg] = cie->col_type[reg]; | |
| fc->col_offset[reg] = cie->col_offset[reg]; | |
| break; | |
| case DW_CFA_undefined: | |
| reg = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_undefined: r%ld\n", reg); | |
| fc->col_type[reg] = DW_CFA_undefined; | |
| fc->col_offset[reg] = 0; | |
| break; | |
| case DW_CFA_same_value: | |
| reg = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_same_value: r%ld\n", reg); | |
| fc->col_type[reg] = DW_CFA_same_value; | |
| fc->col_offset[reg] = 0; | |
| break; | |
| case DW_CFA_register: | |
| reg = LEB (); | |
| roffs = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_register: r%ld\n", reg); | |
| fc->col_type[reg] = DW_CFA_register; | |
| fc->col_offset[reg] = roffs; | |
| break; | |
| case DW_CFA_remember_state: | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_remember_state\n"); | |
| rs = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk)); | |
| rs->ncols = fc->ncols; | |
| rs->col_type = (short int *) xmalloc (rs->ncols * sizeof (short int)); | |
| rs->col_offset = (int *) xmalloc (rs->ncols * sizeof (int)); | |
| memcpy (rs->col_type, fc->col_type, rs->ncols); | |
| memcpy (rs->col_offset, fc->col_offset, rs->ncols * sizeof (int)); | |
| rs->next = remembered_state; | |
| remembered_state = rs; | |
| break; | |
| case DW_CFA_restore_state: | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_restore_state\n"); | |
| rs = remembered_state; | |
| remembered_state = rs->next; | |
| frame_need_space (fc, rs->ncols-1); | |
| memcpy (fc->col_type, rs->col_type, rs->ncols); | |
| memcpy (fc->col_offset, rs->col_offset, rs->ncols * sizeof (int)); | |
| free (rs->col_type); | |
| free (rs->col_offset); | |
| free (rs); | |
| break; | |
| case DW_CFA_def_cfa: | |
| fc->cfa_reg = LEB (); | |
| fc->cfa_offset = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_def_cfa: r%d ofs %d\n", | |
| fc->cfa_reg, fc->cfa_offset); | |
| break; | |
| case DW_CFA_def_cfa_register: | |
| fc->cfa_reg = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_def_cfa_reg: r%d\n", fc->cfa_reg); | |
| break; | |
| case DW_CFA_def_cfa_offset: | |
| fc->cfa_offset = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_def_cfa_offset: %d\n", fc->cfa_offset); | |
| break; | |
| case DW_CFA_nop: | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_nop\n"); | |
| break; | |
| case DW_CFA_offset_extended_sf: | |
| reg = LEB (); | |
| l = SLEB (); | |
| frame_need_space (fc, reg); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_offset_extended_sf: r%ld at cfa%+ld\n", | |
| reg, l * fc->data_factor); | |
| fc->col_type[reg] = DW_CFA_offset; | |
| fc->col_offset[reg] = l * fc->data_factor; | |
| break; | |
| case DW_CFA_def_cfa_sf: | |
| fc->cfa_reg = LEB (); | |
| fc->cfa_offset = SLEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_def_cfa_sf: r%d ofs %d\n", | |
| fc->cfa_reg, fc->cfa_offset); | |
| break; | |
| case DW_CFA_def_cfa_offset_sf: | |
| fc->cfa_offset = SLEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset); | |
| break; | |
| case DW_CFA_GNU_window_save: | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_GNU_window_save\n"); | |
| break; | |
| case DW_CFA_GNU_args_size: | |
| ul = LEB (); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_GNU_args_size: %ld\n", ul); | |
| break; | |
| case DW_CFA_GNU_negative_offset_extended: | |
| reg = LEB (); | |
| l = - LEB (); | |
| frame_need_space (fc, reg); | |
| if (! do_debug_frames_interp) | |
| printf (" DW_CFA_GNU_negative_offset_extended: r%ld at cfa%+ld\n", | |
| reg, l * fc->data_factor); | |
| fc->col_type[reg] = DW_CFA_offset; | |
| fc->col_offset[reg] = l * fc->data_factor; | |
| break; | |
| /* FIXME: How do we handle these? */ | |
| case DW_CFA_def_cfa_expression: | |
| fprintf (stderr, "unsupported DW_CFA_def_cfa_expression\n"); | |
| start = block_end; | |
| break; | |
| case DW_CFA_expression: | |
| fprintf (stderr, "unsupported DW_CFA_expression\n"); | |
| start = block_end; | |
| break; | |
| default: | |
| fprintf (stderr, "unsupported or unknown DW_CFA_%d\n", op); | |
| start = block_end; | |
| } | |
| } | |
| if (do_debug_frames_interp) | |
| frame_display_row (fc, &need_col_headers, &max_regs); | |
| start = block_end; | |
| } | |
| printf ("\n"); | |
| return 1; | |
| } | |
| #undef GET | |
| #undef LEB | |
| #undef SLEB | |
| static int | |
| display_debug_not_supported (section, start, file) | |
| Elf32_Internal_Shdr * section; | |
| unsigned char * start ATTRIBUTE_UNUSED; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| printf (_("Displaying the debug contents of section %s is not yet supported.\n"), | |
| SECTION_NAME (section)); | |
| return 1; | |
| } | |
| /* Pre-scan the .debug_info section to record the size of address. | |
| When dumping the .debug_line, we use that size information, assuming | |
| that all compilation units have the same address size. */ | |
| static int | |
| prescan_debug_info (section, start, file) | |
| Elf32_Internal_Shdr * section ATTRIBUTE_UNUSED; | |
| unsigned char * start; | |
| FILE * file ATTRIBUTE_UNUSED; | |
| { | |
| DWARF2_External_CompUnit * external; | |
| external = (DWARF2_External_CompUnit *) start; | |
| debug_line_pointer_size = BYTE_GET (external->cu_pointer_size); | |
| return 0; | |
| } | |
| /* A structure containing the name of a debug section and a pointer | |
| to a function that can decode it. The third field is a prescan | |
| function to be run over the section before displaying any of the | |
| sections. */ | |
| struct | |
| { | |
| const char * const name; | |
| int (* display) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| int (* prescan) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); | |
| } | |
| debug_displays[] = | |
| { | |
| { ".debug_abbrev", display_debug_abbrev, NULL }, | |
| { ".debug_aranges", display_debug_aranges, NULL }, | |
| { ".debug_frame", display_debug_frames, NULL }, | |
| { ".debug_info", display_debug_info, prescan_debug_info }, | |
| { ".debug_line", display_debug_lines, NULL }, | |
| { ".debug_pubnames", display_debug_pubnames, NULL }, | |
| { ".eh_frame", display_debug_frames, NULL }, | |
| { ".debug_macinfo", display_debug_macinfo, NULL }, | |
| { ".debug_str", display_debug_str, NULL }, | |
| { ".debug_loc", display_debug_loc, NULL }, | |
| { ".debug_pubtypes", display_debug_not_supported, NULL }, | |
| { ".debug_ranges", display_debug_not_supported, NULL }, | |
| { ".debug_static_func", display_debug_not_supported, NULL }, | |
| { ".debug_static_vars", display_debug_not_supported, NULL }, | |
| { ".debug_types", display_debug_not_supported, NULL }, | |
| { ".debug_weaknames", display_debug_not_supported, NULL } | |
| }; | |
| static int | |
| 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; | |
| } | |
| start = (unsigned char *) get_data (NULL, file, section->sh_offset, length, | |
| _("debug section data")); | |
| if (!start) | |
| return 0; | |
| /* See if we know how to display the contents of this section. */ | |
| if (strncmp (name, ".gnu.linkonce.wi.", 17) == 0) | |
| name = ".debug_info"; | |
| 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 (_("Unrecognized debug section: %s\n"), name); | |
| free (start); | |
| /* If we loaded in the abbrev section at some point, | |
| we must release it here. */ | |
| free_abbrevs (); | |
| return 1; | |
| } | |
| static int | |
| process_section_contents (file) | |
| FILE * file; | |
| { | |
| Elf32_Internal_Shdr * section; | |
| unsigned int i; | |
| if (! do_dump) | |
| return 1; | |
| /* Pre-scan the debug sections to find some debug information not | |
| present in some of them. For the .debug_line, we must find out the | |
| size of address (specified in .debug_info and .debug_aranges). */ | |
| for (i = 0, section = section_headers; | |
| i < elf_header.e_shnum && i < num_dump_sects; | |
| i ++, section ++) | |
| { | |
| char * name = SECTION_NAME (section); | |
| int j; | |
| if (section->sh_size == 0) | |
| continue; | |
| /* See if there is some pre-scan operation for this section. */ | |
| for (j = NUM_ELEM (debug_displays); j--;) | |
| if (strcmp (debug_displays[j].name, name) == 0) | |
| { | |
| if (debug_displays[j].prescan != NULL) | |
| { | |
| bfd_size_type length; | |
| unsigned char * start; | |
| length = section->sh_size; | |
| start = ((unsigned char *) | |
| get_data (NULL, file, section->sh_offset, length, | |
| _("debug section data"))); | |
| if (!start) | |
| return 0; | |
| debug_displays[j].prescan (section, start, file); | |
| free (start); | |
| } | |
| break; | |
| } | |
| } | |
| for (i = 0, section = section_headers; | |
| i < elf_header.e_shnum && i < num_dump_sects; | |
| i ++, section ++) | |
| { | |
| #ifdef SUPPORT_DISASSEMBLY | |
| 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; | |
| elib = ((Elf32_External_Lib *) | |
| get_data (NULL, file, liblist_offset, | |
| liblistno * sizeof (Elf32_External_Lib), | |
| _("liblist"))); | |
| if (elib) | |
| { | |
| printf ("\nSection '.liblist' contains %lu entries:\n", | |
| (unsigned long) liblistno); | |
| fputs (" Library Time Stamp Checksum Version Flags\n", | |
| stdout); | |
| for (cnt = 0; cnt < liblistno; ++cnt) | |
| { | |
| Elf32_Lib liblist; | |
| time_t time; | |
| char timebuf[20]; | |
| struct tm * tmp; | |
| liblist.l_name = BYTE_GET (elib[cnt].l_name); | |
| time = BYTE_GET (elib[cnt].l_time_stamp); | |
| liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum); | |
| liblist.l_version = BYTE_GET (elib[cnt].l_version); | |
| liblist.l_flags = BYTE_GET (elib[cnt].l_flags); | |
| tmp = gmtime (&time); | |
| sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u", | |
| tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, | |
| tmp->tm_hour, tmp->tm_min, tmp->tm_sec); | |
| printf ("%3lu: ", (unsigned long) cnt); | |
| print_symbol (20, dynamic_strings + liblist.l_name); | |
| printf (" %s %#10lx %-7ld", timebuf, liblist.l_checksum, | |
| liblist.l_version); | |
| if (liblist.l_flags == 0) | |
| puts (" NONE"); | |
| else | |
| { | |
| static const struct | |
| { | |
| const char * name; | |
| int bit; | |
| } | |
| l_flags_vals[] = | |
| { | |
| { " EXACT_MATCH", LL_EXACT_MATCH }, | |
| { " IGNORE_INT_VER", LL_IGNORE_INT_VER }, | |
| { " REQUIRE_MINOR", LL_REQUIRE_MINOR }, | |
| { " EXPORTS", LL_EXPORTS }, | |
| { " DELAY_LOAD", LL_DELAY_LOAD }, | |
| { " DELTA", LL_DELTA } | |
| }; | |
| int flags = liblist.l_flags; | |
| size_t fcnt; | |
| for (fcnt = 0; | |
| fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]); | |
| ++fcnt) | |
| if ((flags & l_flags_vals[fcnt].bit) != 0) | |
| { | |
| fputs (l_flags_vals[fcnt].name, stdout); | |
| flags ^= l_flags_vals[fcnt].bit; | |
| } | |
| if (flags != 0) | |
| printf (" %#x", (unsigned int) flags); | |
| puts (""); | |
| } | |
| } | |
| free (elib); | |
| } | |
| } | |
| if (options_offset != 0) | |
| { | |
| Elf_External_Options * eopt; | |
| Elf_Internal_Shdr * sect = section_headers; | |
| Elf_Internal_Options * iopt; | |
| Elf_Internal_Options * option; | |
| size_t offset; | |
| int cnt; | |
| /* Find the section header so that we get the size. */ | |
| while (sect->sh_type != SHT_MIPS_OPTIONS) | |
| ++ sect; | |
| eopt = (Elf_External_Options *) get_data (NULL, file, options_offset, | |
| sect->sh_size, _("options")); | |
| if (eopt) | |
| { | |
| 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"), | |
| SECTION_NAME (sect), 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_GET8 (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_Conflict * iconf; | |
| size_t cnt; | |
| if (dynamic_symbols == NULL) | |
| { | |
| error (_("conflict list found without a dynamic symbol table")); | |
| return 0; | |
| } | |
| iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (* iconf)); | |
| if (iconf == NULL) | |
| { | |
| error (_("Out of memory")); | |
| return 0; | |
| } | |
| if (is_32bit_elf) | |
| { | |
| Elf32_External_Conflict * econf32; | |
| econf32 = ((Elf32_External_Conflict *) | |
| get_data (NULL, file, conflicts_offset, | |
| conflictsno * sizeof (* econf32), | |
| _("conflict"))); | |
| if (!econf32) | |
| return 0; | |
| for (cnt = 0; cnt < conflictsno; ++cnt) | |
| iconf[cnt] = BYTE_GET (econf32[cnt]); | |
| free (econf32); | |
| } | |
| else | |
| { | |
| Elf64_External_Conflict * econf64; | |
| econf64 = ((Elf64_External_Conflict *) | |
| get_data (NULL, file, conflicts_offset, | |
| conflictsno * sizeof (* econf64), | |
| _("conflict"))); | |
| if (!econf64) | |
| return 0; | |
| for (cnt = 0; cnt < conflictsno; ++cnt) | |
| iconf[cnt] = BYTE_GET (econf64[cnt]); | |
| free (econf64); | |
| } | |
| printf (_("\nSection '.conflict' contains %ld entries:\n"), | |
| (long) conflictsno); | |
| puts (_(" Num: Index Value Name")); | |
| for (cnt = 0; cnt < conflictsno; ++cnt) | |
| { | |
| Elf_Internal_Sym * psym = & dynamic_symbols [iconf [cnt]]; | |
| printf ("%5lu: %8lu ", (unsigned long) cnt, iconf [cnt]); | |
| print_vma (psym->st_value, FULL_HEX); | |
| putchar (' '); | |
| print_symbol (25, dynamic_strings + psym->st_name); | |
| putchar ('\n'); | |
| } | |
| free (iconf); | |
| } | |
| return 1; | |
| } | |
| static int | |
| process_gnu_liblist (file) | |
| FILE * file; | |
| { | |
| Elf_Internal_Shdr * section, * string_sec; | |
| Elf32_External_Lib * elib; | |
| char * strtab; | |
| size_t cnt; | |
| unsigned i; | |
| if (! do_arch) | |
| return 0; | |
| for (i = 0, section = section_headers; | |
| i < elf_header.e_shnum; | |
| i++, section ++) | |
| { | |
| switch (section->sh_type) | |
| { | |
| case SHT_GNU_LIBLIST: | |
| elib = ((Elf32_External_Lib *) | |
| get_data (NULL, file, section->sh_offset, section->sh_size, | |
| _("liblist"))); | |
| if (elib == NULL) | |
| break; | |
| string_sec = SECTION_HEADER (section->sh_link); | |
| strtab = (char *) get_data (NULL, file, string_sec->sh_offset, | |
| string_sec->sh_size, | |
| _("liblist string table")); | |
| if (strtab == NULL | |
| || section->sh_entsize != sizeof (Elf32_External_Lib)) | |
| { | |
| free (elib); | |
| break; | |
| } | |
| printf (_("\nLibrary list section '%s' contains %lu entries:\n"), | |
| SECTION_NAME (section), | |
| (long) (section->sh_size / sizeof (Elf32_External_Lib))); | |
| puts (" Library Time Stamp Checksum Version Flags"); | |
| for (cnt = 0; cnt < section->sh_size / sizeof (Elf32_External_Lib); | |
| ++cnt) | |
| { | |
| Elf32_Lib liblist; | |
| time_t time; | |
| char timebuf[20]; | |
| struct tm * tmp; | |
| liblist.l_name = BYTE_GET (elib[cnt].l_name); | |
| time = BYTE_GET (elib[cnt].l_time_stamp); | |
| liblist.l_checksum = BYTE_GET (elib[cnt].l_checksum); | |
| liblist.l_version = BYTE_GET (elib[cnt].l_version); | |
| liblist.l_flags = BYTE_GET (elib[cnt].l_flags); | |
| tmp = gmtime (&time); | |
| sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u", | |
| tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, | |
| tmp->tm_hour, tmp->tm_min, tmp->tm_sec); | |
| printf ("%3lu: ", (unsigned long) cnt); | |
| if (do_wide) | |
| printf ("%-20s", strtab + liblist.l_name); | |
| else | |
| printf ("%-20.20s", strtab + liblist.l_name); | |
| printf (" %s %#010lx %-7ld %-7ld\n", timebuf, liblist.l_checksum, | |
| liblist.l_version, liblist.l_flags); | |
| } | |
| free (elib); | |
| } | |
| } | |
| return 1; | |
| } | |
| static const char * | |
| get_note_type (e_type) | |
| unsigned e_type; | |
| { | |
| static char buff[64]; | |
| switch (e_type) | |
| { | |
| case NT_PRSTATUS: return _("NT_PRSTATUS (prstatus structure)"); | |
| case NT_FPREGSET: return _("NT_FPREGSET (floating point registers)"); | |
| case NT_PRPSINFO: return _("NT_PRPSINFO (prpsinfo structure)"); | |
| case NT_TASKSTRUCT: return _("NT_TASKSTRUCT (task structure)"); | |
| case NT_PRXFPREG: return _("NT_PRXFPREG (user_xfpregs structure)"); | |
| case NT_PSTATUS: return _("NT_PSTATUS (pstatus structure)"); | |
| case NT_FPREGS: return _("NT_FPREGS (floating point registers)"); | |
| case NT_PSINFO: return _("NT_PSINFO (psinfo structure)"); | |
| case NT_LWPSTATUS: return _("NT_LWPSTATUS (lwpstatus_t structure)"); | |
| case NT_LWPSINFO: return _("NT_LWPSINFO (lwpsinfo_t structure)"); | |
| case NT_WIN32PSTATUS: return _("NT_WIN32PSTATUS (win32_pstatus structure)"); | |
| default: | |
| sprintf (buff, _("Unknown note type: (0x%08x)"), e_type); | |
| return buff; | |
| } | |
| } | |
| static const char * | |
| get_netbsd_elfcore_note_type (e_type) | |
| unsigned e_type; | |
| { | |
| static char buff[64]; | |
| if (e_type == NT_NETBSDCORE_PROCINFO) | |
| { | |
| /* NetBSD core "procinfo" structure. */ | |
| return _("NetBSD procinfo structure"); | |
| } | |
| /* As of Jan 2002 there are no other machine-independent notes | |
| defined for NetBSD core files. If the note type is less | |
| than the start of the machine-dependent note types, we don't | |
| understand it. */ | |
| if (e_type < NT_NETBSDCORE_FIRSTMACH) | |
| { | |
| sprintf (buff, _("Unknown note type: (0x%08x)"), e_type); | |
| return buff; | |
| } | |
| switch (elf_header.e_machine) | |
| { | |
| /* On the Alpha, SPARC (32-bit and 64-bit), PT_GETREGS == mach+0 | |
| and PT_GETFPREGS == mach+2. */ | |
| case EM_OLD_ALPHA: | |
| case EM_ALPHA: | |
| case EM_SPARC: | |
| case EM_SPARC32PLUS: | |
| case EM_SPARCV9: | |
| switch (e_type) | |
| { | |
| case NT_NETBSDCORE_FIRSTMACH+0: | |
| return _("PT_GETREGS (reg structure)"); | |
| case NT_NETBSDCORE_FIRSTMACH+2: | |
| return _("PT_GETFPREGS (fpreg structure)"); | |
| default: | |
| break; | |
| } | |
| break; | |
| /* On all other arch's, PT_GETREGS == mach+1 and | |
| PT_GETFPREGS == mach+3. */ | |
| default: | |
| switch (e_type) | |
| { | |
| case NT_NETBSDCORE_FIRSTMACH+1: | |
| return _("PT_GETREGS (reg structure)"); | |
| case NT_NETBSDCORE_FIRSTMACH+3: | |
| return _("PT_GETFPREGS (fpreg structure)"); | |
| default: | |
| break; | |
| } | |
| } | |
| sprintf (buff, _("PT_FIRSTMACH+%d"), e_type - NT_NETBSDCORE_FIRSTMACH); | |
| return buff; | |
| } | |
| /* Note that by the ELF standard, the name field is already null byte | |
| terminated, and namesz includes the terminating null byte. | |
| I.E. the value of namesz for the name "FSF" is 4. | |
| If the value of namesz is zero, there is no name present. */ | |
| static int | |
| process_note (pnote) | |
| Elf32_Internal_Note * pnote; | |
| { | |
| const char *nt; | |
| if (pnote->namesz == 0) | |
| { | |
| /* If there is no note name, then use the default set of | |
| note type strings. */ | |
| nt = get_note_type (pnote->type); | |
| } | |
| else if (strncmp (pnote->namedata, "NetBSD-CORE", 11) == 0) | |
| { | |
| /* NetBSD-specific core file notes. */ | |
| nt = get_netbsd_elfcore_note_type (pnote->type); | |
| } | |
| else | |
| { | |
| /* Don't recognize this note name; just use the default set of | |
| note type strings. */ | |
| nt = get_note_type (pnote->type); | |
| } | |
| printf (" %s\t\t0x%08lx\t%s\n", | |
| pnote->namesz ? pnote->namedata : "(NONE)", | |
| pnote->descsz, nt); | |
| return 1; | |
| } | |
| static int | |
| process_corefile_note_segment (file, offset, length) | |
| FILE * file; | |
| bfd_vma offset; | |
| bfd_vma length; | |
| { | |
| Elf_External_Note * pnotes; | |
| Elf_External_Note * external; | |
| int res = 1; | |
| if (length <= 0) | |
| return 0; | |
| pnotes = (Elf_External_Note *) get_data (NULL, file, offset, length, | |
| _("notes")); | |
| if (!pnotes) | |
| return 0; | |
| external = pnotes; | |
| printf (_("\nNotes at offset 0x%08lx with length 0x%08lx:\n"), | |
| (unsigned long) offset, (unsigned long) length); | |
| printf (_(" Owner\t\tData size\tDescription\n")); | |
| while (external < (Elf_External_Note *)((char *) pnotes + length)) | |
| { | |
| Elf_External_Note * next; | |
| Elf32_Internal_Note inote; | |
| char * temp = NULL; | |
| inote.type = BYTE_GET (external->type); | |
| inote.namesz = BYTE_GET (external->namesz); | |
| inote.namedata = external->name; | |
| inote.descsz = BYTE_GET (external->descsz); | |
| inote.descdata = inote.namedata + align_power (inote.namesz, 2); | |
| inote.descpos = offset + (inote.descdata - (char *) pnotes); | |
| next = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2)); | |
| if (((char *) next) > (((char *) pnotes) + length)) | |
| { | |
| warn (_("corrupt note found at offset %x into core notes\n"), | |
| ((char *) external) - ((char *) pnotes)); | |
| warn (_(" type: %x, namesize: %08lx, descsize: %08lx\n"), | |
| inote.type, inote.namesz, inote.descsz); | |
| break; | |
| } | |
| external = next; | |
| /* Verify that name is null terminated. It appears that at least | |
| one version of Linux (RedHat 6.0) generates corefiles that don't | |
| comply with the ELF spec by failing to include the null byte in | |
| namesz. */ | |
| if (inote.namedata[inote.namesz] != '\0') | |
| { | |
| temp = malloc (inote.namesz + 1); | |
| if (temp == NULL) | |
| { | |
| error (_("Out of memory\n")); | |
| res = 0; | |
| break; | |
| } | |
| strncpy (temp, inote.namedata, inote.namesz); | |
| temp[inote.namesz] = 0; | |
| /* warn (_("'%s' NOTE name not properly null terminated\n"), temp); */ | |
| inote.namedata = temp; | |
| } | |
| res &= process_note (& inote); | |
| if (temp != NULL) | |
| { | |
| free (temp); | |
| temp = NULL; | |
| } | |
| } | |
| free (pnotes); | |
| return res; | |
| } | |
| static int | |
| process_corefile_note_segments (file) | |
| FILE * file; | |
| { | |
| Elf_Internal_Phdr * program_headers; | |
| Elf_Internal_Phdr * segment; | |
| unsigned int i; | |
| int res = 1; | |
| program_headers = (Elf_Internal_Phdr *) malloc | |
| (elf_header.e_phnum * sizeof (Elf_Internal_Phdr)); | |
| if (program_headers == NULL) | |
| { | |
| error (_("Out of memory\n")); | |
| return 0; | |
| } | |
| if (is_32bit_elf) | |
| i = get_32bit_program_headers (file, program_headers); | |
| else | |
| i = get_64bit_program_headers (file, program_headers); | |
| if (i == 0) | |
| { | |
| free (program_headers); | |
| return 0; | |
| } | |
| for (i = 0, segment = program_headers; | |
| i < elf_header.e_phnum; | |
| i ++, segment ++) | |
| { | |
| if (segment->p_type == PT_NOTE) | |
| res &= process_corefile_note_segment (file, | |
| (bfd_vma) segment->p_offset, | |
| (bfd_vma) segment->p_filesz); | |
| } | |
| free (program_headers); | |
| return res; | |
| } | |
| static int | |
| process_corefile_contents (file) | |
| FILE * file; | |
| { | |
| /* If we have not been asked to display the notes then do nothing. */ | |
| if (! do_notes) | |
| return 1; | |
| /* If file is not a core file then exit. */ | |
| if (elf_header.e_type != ET_CORE) | |
| return 1; | |
| /* No program headers means no NOTE segment. */ | |
| if (elf_header.e_phnum == 0) | |
| { | |
| printf (_("No note segments present in the core file.\n")); | |
| return 1; | |
| } | |
| return process_corefile_note_segments (file); | |
| } | |
| static int | |
| process_arch_specific (file) | |
| FILE * file; | |
| { | |
| if (! do_arch) | |
| return 1; | |
| switch (elf_header.e_machine) | |
| { | |
| case EM_MIPS: | |
| case EM_MIPS_RS3_LE: | |
| return process_mips_specific (file); | |
| break; | |
| default: | |
| break; | |
| } | |
| return 1; | |
| } | |
| static int | |
| get_file_header (file) | |
| FILE * file; | |
| { | |
| /* Read in the identity array. */ | |
| if (fread (elf_header.e_ident, EI_NIDENT, 1, file) != 1) | |
| return 0; | |
| /* Determine how to read the rest of the header. */ | |
| switch (elf_header.e_ident [EI_DATA]) | |
| { | |
| default: /* fall through */ | |
| case ELFDATANONE: /* fall through */ | |
| case ELFDATA2LSB: byte_get = byte_get_little_endian; break; | |
| case ELFDATA2MSB: byte_get = byte_get_big_endian; break; | |
| } | |
| /* For now we only support 32 bit and 64 bit ELF files. */ | |
| is_32bit_elf = (elf_header.e_ident [EI_CLASS] != ELFCLASS64); | |
| /* Read in the rest of the header. */ | |
| if (is_32bit_elf) | |
| { | |
| Elf32_External_Ehdr ehdr32; | |
| if (fread (ehdr32.e_type, sizeof (ehdr32) - EI_NIDENT, 1, file) != 1) | |
| return 0; | |
| elf_header.e_type = BYTE_GET (ehdr32.e_type); | |
| elf_header.e_machine = BYTE_GET (ehdr32.e_machine); | |
| elf_header.e_version = BYTE_GET (ehdr32.e_version); | |
| elf_header.e_entry = BYTE_GET (ehdr32.e_entry); | |
| elf_header.e_phoff = BYTE_GET (ehdr32.e_phoff); | |
| elf_header.e_shoff = BYTE_GET (ehdr32.e_shoff); | |
| elf_header.e_flags = BYTE_GET (ehdr32.e_flags); | |
| elf_header.e_ehsize = BYTE_GET (ehdr32.e_ehsize); | |
| elf_header.e_phentsize = BYTE_GET (ehdr32.e_phentsize); | |
| elf_header.e_phnum = BYTE_GET (ehdr32.e_phnum); | |
| elf_header.e_shentsize = BYTE_GET (ehdr32.e_shentsize); | |
| elf_header.e_shnum = BYTE_GET (ehdr32.e_shnum); | |
| elf_header.e_shstrndx = BYTE_GET (ehdr32.e_shstrndx); | |
| } | |
| else | |
| { | |
| Elf64_External_Ehdr ehdr64; | |
| /* If we have been compiled with sizeof (bfd_vma) == 4, then | |
| we will not be able to cope with the 64bit data found in | |
| 64 ELF files. Detect this now and abort before we start | |
| overwritting things. */ | |
| if (sizeof (bfd_vma) < 8) | |
| { | |
| error (_("This instance of readelf has been built without support for a\n\ | |
| 64 bit data type and so it cannot read 64 bit ELF files.\n")); | |
| return 0; | |
| } | |
| if (fread (ehdr64.e_type, sizeof (ehdr64) - EI_NIDENT, 1, file) != 1) | |
| return 0; | |
| elf_header.e_type = BYTE_GET (ehdr64.e_type); | |
| elf_header.e_machine = BYTE_GET (ehdr64.e_machine); | |
| elf_header.e_version = BYTE_GET (ehdr64.e_version); | |
| elf_header.e_entry = BYTE_GET8 (ehdr64.e_entry); | |
| elf_header.e_phoff = BYTE_GET8 (ehdr64.e_phoff); | |
| elf_header.e_shoff = BYTE_GET8 (ehdr64.e_shoff); | |
| elf_header.e_flags = BYTE_GET (ehdr64.e_flags); | |
| elf_header.e_ehsize = BYTE_GET (ehdr64.e_ehsize); | |
| elf_header.e_phentsize = BYTE_GET (ehdr64.e_phentsize); | |
| elf_header.e_phnum = BYTE_GET (ehdr64.e_phnum); | |
| elf_header.e_shentsize = BYTE_GET (ehdr64.e_shentsize); | |
| elf_header.e_shnum = BYTE_GET (ehdr64.e_shnum); | |
| elf_header.e_shstrndx = BYTE_GET (ehdr64.e_shstrndx); | |
| } | |
| if (elf_header.e_shoff) | |
| { | |
| /* There may be some extensions in the first section header. Don't | |
| bomb if we can't read it. */ | |
| if (is_32bit_elf) | |
| get_32bit_section_headers (file, 1); | |
| else | |
| get_64bit_section_headers (file, 1); | |
| } | |
| return 1; | |
| } | |
| static int | |
| 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 1; | |
| } | |
| file = fopen (file_name, "rb"); | |
| if (file == NULL) | |
| { | |
| error (_("Input file %s not found.\n"), file_name); | |
| return 1; | |
| } | |
| if (! get_file_header (file)) | |
| { | |
| error (_("%s: Failed to read file header\n"), file_name); | |
| fclose (file); | |
| return 1; | |
| } | |
| /* 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 1; | |
| } | |
| process_section_headers (file); | |
| process_program_headers (file); | |
| process_dynamic_segment (file); | |
| process_relocs (file); | |
| process_unwind (file); | |
| process_symbol_table (file); | |
| process_syminfo (file); | |
| process_version_sections (file); | |
| process_section_contents (file); | |
| process_corefile_contents (file); | |
| process_gnu_liblist (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; | |
| string_table_length = 0; | |
| } | |
| if (dynamic_strings) | |
| { | |
| free (dynamic_strings); | |
| dynamic_strings = NULL; | |
| } | |
| if (dynamic_symbols) | |
| { | |
| free (dynamic_symbols); | |
| dynamic_symbols = NULL; | |
| num_dynamic_syms = 0; | |
| } | |
| if (dynamic_syminfo) | |
| { | |
| free (dynamic_syminfo); | |
| dynamic_syminfo = NULL; | |
| } | |
| return 0; | |
| } | |
| #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 PARAMS ((int, char **)); | |
| int | |
| main (argc, argv) | |
| int argc; | |
| char ** argv; | |
| { | |
| int err; | |
| #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
| setlocale (LC_MESSAGES, ""); | |
| #endif | |
| #if defined (HAVE_SETLOCALE) | |
| setlocale (LC_CTYPE, ""); | |
| #endif | |
| bindtextdomain (PACKAGE, LOCALEDIR); | |
| textdomain (PACKAGE); | |
| parse_args (argc, argv); | |
| if (optind < (argc - 1)) | |
| show_name = 1; | |
| err = 0; | |
| while (optind < argc) | |
| err |= process_file (argv [optind ++]); | |
| if (dump_sects != NULL) | |
| free (dump_sects); | |
| return err; | |
| } |