X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=binutils%2Freadelf.c;h=3561eff0a6eb915372dc99bd3777c4cd51a57b5d;hb=8c9a987975e3bda9ed098c87ece7a2140bf9fffa;hp=73a98b5c44b2576f7f7cc8234ca80a49d7dfc74e;hpb=6576570080f306b7799bd1deb2abffdbcc6dc0a5;p=binutils-gdb.git diff --git a/binutils/readelf.c b/binutils/readelf.c index 73a98b5c44b..3561eff0a6e 100644 --- a/binutils/readelf.c +++ b/binutils/readelf.c @@ -1,5 +1,5 @@ /* readelf.c -- display contents of an ELF format file - Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc. + Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. Originally developed by Eric Youngdale Modifications by Nick Clifton @@ -21,7 +21,25 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* The difference between readelf and objdump: + Both programs are capabale of displaying the contents of ELF format files, + so why does the binutils project have two file dumpers ? + + The reason is that objdump sees an ELF file through a BFD filter of the + world; if BFD has a bug where, say, it disagrees about a machine constant + in e_flags, then the odds are good that it will remain internally + consistent. The linker sees it the BFD way, objdump sees it the BFD way, + GAS sees it the BFD way. There was need for a tool to go find out what + the file actually says. + + This is why the readelf program does not link against the BFD library - it + exists as an independent program to help verify the correct working of BFD. + + There is also the case that readelf can provide more information about an + ELF file than is provided by objdump. In particular it can display DWARF + debugging information which (at the moment) objdump cannot. */ + #include #include #include @@ -31,7 +49,7 @@ #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 + Only do this if we believe 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 @@ -49,89 +67,105 @@ #define RELOC_MACROS_GEN_FUNC -#include "elf/i386.h" -#include "elf/v850.h" -#include "elf/ppc.h" -#include "elf/mips.h" #include "elf/alpha.h" +#include "elf/arc.h" #include "elf/arm.h" -#include "elf/m68k.h" -#include "elf/sparc.h" -#include "elf/m32r.h" +#include "elf/avr.h" +#include "elf/cris.h" #include "elf/d10v.h" #include "elf/d30v.h" -#include "elf/sh.h" -#include "elf/mn10200.h" -#include "elf/mn10300.h" -#include "elf/hppa.h" -#include "elf/h8.h" -#include "elf/arc.h" +#include "elf/dlx.h" #include "elf/fr30.h" +#include "elf/frv.h" +#include "elf/h8.h" +#include "elf/hppa.h" +#include "elf/i386.h" +#include "elf/i370.h" +#include "elf/i860.h" +#include "elf/i960.h" +#include "elf/ia64.h" +#include "elf/ip2k.h" +#include "elf/m32r.h" +#include "elf/m68k.h" +#include "elf/m68hc11.h" #include "elf/mcore.h" +#include "elf/mips.h" #include "elf/mmix.h" -#include "elf/i960.h" +#include "elf/mn10200.h" +#include "elf/mn10300.h" +#include "elf/msp430.h" +#include "elf/or32.h" #include "elf/pj.h" -#include "elf/avr.h" -#include "elf/ia64.h" -#include "elf/cris.h" -#include "elf/i860.h" -#include "elf/x86-64.h" +#include "elf/ppc.h" +#include "elf/ppc64.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 "elf/iq2000.h" +#include "elf/xtensa.h" + +#include "aout/ar.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; -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_arch; -int do_notes; -int is_32bit_elf; +#include "libiberty.h" + +char *program_name = "readelf"; +long archive_file_offset; +unsigned long archive_file_size; +unsigned long dynamic_addr; +bfd_size_type dynamic_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]; +bfd_vma dynamic_info[DT_JMPREL + 1]; +bfd_vma version_info[16]; +Elf_Internal_Ehdr elf_header; +Elf_Internal_Shdr *section_headers; +Elf_Internal_Phdr *program_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; +char *dump_sects = NULL; +unsigned int num_dump_sects = 0; #define HEX_DUMP (1 << 0) #define DISASS_DUMP (1 << 1) @@ -150,121 +184,34 @@ typedef enum print_mode } print_mode; -/* Forward declarations for dumb compilers. */ -static void print_vma PARAMS ((bfd_vma, print_mode)); -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_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 *, unsigned long, unsigned long)); -static Elf_Internal_Sym * get_64bit_elf_symbols PARAMS ((FILE *, unsigned long, unsigned long)); -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 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 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 char * get_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 bfd_vma (*byte_get) (unsigned char *, int); +static void (*byte_put) (unsigned char *, bfd_vma, int); typedef int Elf32_Word; -#ifndef TRUE -#define TRUE 1 -#define FALSE 0 -#endif #define UNKNOWN -1 #define SECTION_NAME(X) ((X) == NULL ? "" : \ ((X)->sh_name >= string_table_length \ ? "" : string_table + (X)->sh_name)) -#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */ +/* 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)) @@ -284,62 +231,56 @@ typedef int Elf32_Word; #define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0])) -#define GET_ELF_SYMBOLS(file, offset, size) \ - (is_32bit_elf ? get_32bit_elf_symbols (file, offset, size) \ - : get_64bit_elf_symbols (file, offset, size)) +#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, ...)) +error (const char *message, ...) { - VA_OPEN (args, message); - VA_FIXEDARG (args, const char *, message); + va_list args; + va_start (args, message); fprintf (stderr, _("%s: Error: "), program_name); vfprintf (stderr, message, args); - VA_CLOSE (args); + va_end (args); } static void -warn VPARAMS ((const char *message, ...)) +warn (const char *message, ...) { - VA_OPEN (args, message); - VA_FIXEDARG (args, const char *, message); + va_list args; + va_start (args, message); fprintf (stderr, _("%s: Warning: "), program_name); vfprintf (stderr, message, args); - VA_CLOSE (args); + va_end (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; +static void * +get_data (void *var, FILE *file, long offset, size_t size, const char *reason) { - PTR mvar; + void *mvar; if (size == 0) return NULL; - if (fseek (file, offset, SEEK_SET)) + if (fseek (file, archive_file_offset + offset, SEEK_SET)) { - error (_("Unable to seek to %x for %s\n"), offset, reason); + error (_("Unable to seek to 0x%x for %s\n"), + archive_file_offset + offset, reason); return NULL; } mvar = var; if (mvar == NULL) { - mvar = (PTR) malloc (size); + mvar = malloc (size); if (mvar == NULL) { - error (_("Out of memory allocating %d bytes for %s\n"), + error (_("Out of memory allocating 0x%x bytes for %s\n"), size, reason); return NULL; } @@ -347,7 +288,7 @@ get_data (var, file, offset, size, reason) if (fread (mvar, size, 1, file) != 1) { - error (_("Unable to read in %d bytes of %s\n"), size, reason); + error (_("Unable to read in 0x%x bytes of %s\n"), size, reason); if (mvar != var) free (mvar); return NULL; @@ -357,31 +298,29 @@ get_data (var, file, offset, size, reason) } static bfd_vma -byte_get_little_endian (field, size) - unsigned char * field; - int size; +byte_get_little_endian (unsigned char *field, int size) { switch (size) { case 1: - return * field; + return *field; case 2: - return ((unsigned int) (field [0])) - | (((unsigned int) (field [1])) << 8); + 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. */ + endian source we can just 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); + return ((unsigned long) (field[0])) + | (((unsigned long) (field[1])) << 8) + | (((unsigned long) (field[2])) << 16) + | (((unsigned long) (field[3])) << 24); #ifdef BFD64 case 8: @@ -389,15 +328,15 @@ byte_get_little_endian (field, size) /* 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); + in an internal structure. */ + 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); @@ -405,11 +344,58 @@ byte_get_little_endian (field, size) } } +static bfd_vma +byte_get_signed (unsigned char *field, int size) +{ + bfd_vma x = byte_get (field, size); + + switch (size) + { + case 1: + return (x ^ 0x80) - 0x80; + case 2: + return (x ^ 0x8000) - 0x8000; + case 4: + return (x ^ 0x80000000) - 0x80000000; + case 8: + case -8: + return x; + default: + abort (); + } +} + +static void +byte_put_little_endian (unsigned char *field, bfd_vma value, int size) +{ + switch (size) + { + case 8: + field[7] = (((value >> 24) >> 24) >> 8) & 0xff; + field[6] = ((value >> 24) >> 24) & 0xff; + field[5] = ((value >> 24) >> 16) & 0xff; + field[4] = ((value >> 24) >> 8) & 0xff; + /* Fall through. */ + case 4: + field[3] = (value >> 24) & 0xff; + field[2] = (value >> 16) & 0xff; + /* Fall through. */ + case 2: + field[1] = (value >> 8) & 0xff; + /* Fall through. */ + case 1: + field[0] = value & 0xff; + break; + + 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; +print_vma (bfd_vma vma, print_mode mode) { #ifdef BFD64 if (is_32bit_elf) @@ -417,13 +403,34 @@ print_vma (vma, mode) { 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; + case FULL_HEX: + printf ("0x"); + /* Drop through. */ + case LONG_HEX: + printf ("%8.8lx", (unsigned long) vma); + break; + + case DEC_5: + if (vma <= 99999) + { + printf ("%5ld", (long) vma); + break; + } + /* Drop through. */ + case PREFIX_HEX: + printf ("0x"); + /* Drop through. */ + case HEX: + printf ("%lx", (unsigned long) vma); + break; + + case DEC: + printf ("%ld", (unsigned long) vma); + break; + + case UNSIGNED: + printf ("%lu", (unsigned long) vma); + break; } } #ifdef BFD64 @@ -433,7 +440,7 @@ print_vma (vma, mode) { case FULL_HEX: printf ("0x"); - /* drop through */ + /* Drop through. */ case LONG_HEX: printf_vma (vma); @@ -441,7 +448,7 @@ print_vma (vma, mode) case PREFIX_HEX: printf ("0x"); - /* drop through */ + /* Drop through. */ case HEX: #if BFD_HOST_64BIT_LONG @@ -468,13 +475,18 @@ print_vma (vma, mode) case DEC_5: #if BFD_HOST_64BIT_LONG - printf ("%5ld", vma); + if (vma <= 99999) + printf ("%5ld", vma); + else + printf ("%#lx", vma); #else if (_bfd_int64_high (vma)) /* ugg */ printf ("++%ld", _bfd_int64_low (vma)); - else + else if (vma <= 99999) printf ("%5ld", _bfd_int64_low (vma)); + else + printf ("%#lx", _bfd_int64_low (vma)); #endif break; @@ -494,48 +506,63 @@ print_vma (vma, mode) #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 (int width, const char *symbol) +{ + if (do_wide) + printf ("%s", symbol); + else if (width < 0) + printf ("%-*.*s", width, width, symbol); + else + printf ("%-.*s", width, symbol); +} + static bfd_vma -byte_get_big_endian (field, size) - unsigned char * field; - int size; +byte_get_big_endian (unsigned char *field, int size) { switch (size) { case 1: - return * field; + return *field; case 2: - return ((unsigned int) (field [1])) | (((int) (field [0])) << 8); + 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); + 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); + 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); + in an internal structure. */ + 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: @@ -544,11 +571,42 @@ byte_get_big_endian (field, size) } } +static void +byte_put_big_endian (unsigned char *field, bfd_vma value, int size) +{ + switch (size) + { + case 8: + field[7] = value & 0xff; + field[6] = (value >> 8) & 0xff; + field[5] = (value >> 16) & 0xff; + field[4] = (value >> 24) & 0xff; + value >>= 16; + value >>= 16; + /* Fall through. */ + case 4: + field[3] = value & 0xff; + field[2] = (value >> 8) & 0xff; + value >>= 16; + /* Fall through. */ + case 2: + field[1] = value & 0xff; + value >>= 8; + /* Fall through. */ + case 1: + field[0] = value & 0xff; + break; + + 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; +guess_is_rela (unsigned long e_machine) { switch (e_machine) { @@ -557,7 +615,9 @@ guess_is_rela (e_machine) case EM_386: case EM_486: case EM_960: - case EM_M32R: + case EM_DLX: + case EM_OPENRISC: + case EM_OR32: case EM_CYGNUS_M32R: case EM_D10V: case EM_CYGNUS_D10V: @@ -574,6 +634,7 @@ guess_is_rela (e_machine) case EM_SPARCV9: case EM_SPARC: case EM_PPC: + case EM_PPC64: case EM_V850: case EM_CYGNUS_V850: case EM_D30V: @@ -584,6 +645,7 @@ guess_is_rela (e_machine) case EM_CYGNUS_MN10300: case EM_FR30: case EM_CYGNUS_FR30: + case EM_CYGNUS_FRV: case EM_SH: case EM_ALPHA: case EM_MCORE: @@ -596,7 +658,16 @@ guess_is_rela (e_machine) case EM_S390: case EM_S390_OLD: case EM_MMIX: + case EM_MSP430: + case EM_MSP430_OLD: case EM_XSTORMY16: + case EM_VAX: + case EM_IP2K: + case EM_IP2K_OLD: + case EM_IQ2000: + case EM_XTENSA: + case EM_XTENSA_OLD: + case EM_M32R: return TRUE; case EM_MMA: @@ -616,7 +687,6 @@ guess_is_rela (e_machine) case EM_68HC05: case EM_SVX: case EM_ST19: - case EM_VAX: default: warn (_("Don't know about relocations on this machine architecture\n")); return FALSE; @@ -624,12 +694,11 @@ guess_is_rela (e_machine) } 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; +slurp_rela_relocs (FILE *file, + unsigned long rel_offset, + unsigned long rel_size, + Elf_Internal_Rela **relasp, + unsigned long *nrelasp) { Elf_Internal_Rela *relas; unsigned long nrelas; @@ -637,17 +706,15 @@ slurp_rela_relocs (file, rel_offset, rel_size, relasp, nrelasp) if (is_32bit_elf) { - Elf32_External_Rela * erelas; + Elf32_External_Rela *erelas; - erelas = (Elf32_External_Rela *) get_data (NULL, file, rel_offset, - rel_size, _("relocs")); + erelas = 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)); + relas = malloc (nrelas * sizeof (Elf_Internal_Rela)); if (relas == NULL) { @@ -666,17 +733,15 @@ slurp_rela_relocs (file, rel_offset, rel_size, relasp, nrelasp) } else { - Elf64_External_Rela * erelas; + Elf64_External_Rela *erelas; - erelas = (Elf64_External_Rela *) get_data (NULL, file, rel_offset, - rel_size, _("relocs")); + erelas = 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)); + relas = malloc (nrelas * sizeof (Elf_Internal_Rela)); if (relas == NULL) { @@ -699,29 +764,27 @@ slurp_rela_relocs (file, rel_offset, rel_size, relasp, nrelasp) } 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; +slurp_rel_relocs (FILE *file, + unsigned long rel_offset, + unsigned long rel_size, + Elf_Internal_Rela **relsp, + unsigned long *nrelsp) +{ + Elf_Internal_Rela *rels; unsigned long nrels; unsigned int i; if (is_32bit_elf) { - Elf32_External_Rel * erels; + Elf32_External_Rel *erels; - erels = (Elf32_External_Rel *) get_data (NULL, file, rel_offset, - rel_size, _("relocs")); + erels = 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)); + rels = malloc (nrels * sizeof (Elf_Internal_Rela)); if (rels == NULL) { @@ -733,22 +796,22 @@ slurp_rel_relocs (file, rel_offset, rel_size, relsp, nrelsp) { rels[i].r_offset = BYTE_GET (erels[i].r_offset); rels[i].r_info = BYTE_GET (erels[i].r_info); + rels[i].r_addend = 0; } free (erels); } else { - Elf64_External_Rel * erels; + Elf64_External_Rel *erels; - erels = (Elf64_External_Rel *) get_data (NULL, file, rel_offset, - rel_size, _("relocs")); + erels = 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)); + rels = malloc (nrels * sizeof (Elf_Internal_Rela)); if (rels == NULL) { @@ -760,6 +823,7 @@ slurp_rel_relocs (file, rel_offset, rel_size, relsp, nrelsp) { rels[i].r_offset = BYTE_GET8 (erels[i].r_offset); rels[i].r_info = BYTE_GET8 (erels[i].r_info); + rels[i].r_addend = 0; } free (erels); @@ -769,20 +833,20 @@ slurp_rel_relocs (file, rel_offset, rel_size, relsp, nrelsp) return 1; } -/* Display the contents of the relocation data found at the specified offset. */ +/* Display the contents of the relocation data found at the specified + offset. */ + static int -dump_relocations (file, rel_offset, rel_size, symtab, 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; +dump_relocations (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; + unsigned int i; + Elf_Internal_Rela *rels; if (is_rela == UNKNOWN) @@ -790,7 +854,7 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) if (is_rela) { - if (!slurp_rela_relocs (file, rel_offset, rel_size, &relas, &rel_size)) + if (!slurp_rela_relocs (file, rel_offset, rel_size, &rels, &rel_size)) return 0; } else @@ -802,40 +866,52 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) if (is_32bit_elf) { if (is_rela) - printf - (_(" Offset Info Type Symbol's Value Symbol's Name Addend\n")); + { + 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 - printf - (_(" Offset Info Type Symbol's Value Symbol's Name\n")); + { + 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) - printf - (_(" Offset Info Type Symbol's Value Symbol's Name Addend\n")); + { + 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 - printf - (_(" Offset Info Type Symbol's Value Symbol's Name\n")); + { + 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; - bfd_vma offset; - bfd_vma info; - bfd_vma symtab_index; - bfd_vma type; + const char *rtype; + const char *rtype2 = NULL; + const char *rtype3 = NULL; + bfd_vma offset; + bfd_vma info; + bfd_vma symtab_index; + bfd_vma type; + bfd_vma type2 = 0; + bfd_vma type3 = 0; - if (is_rela) - { - offset = relas [i].r_offset; - info = relas [i].r_info; - } - else - { - offset = rels [i].r_offset; - info = rels [i].r_info; - } + offset = rels[i].r_offset; + info = rels[i].r_info; if (is_32bit_elf) { @@ -844,14 +920,31 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) } 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 + if (elf_header.e_machine == EM_MIPS) + { + /* In little-endian objects, r_info isn't really a 64-bit + little-endian value: it has a 32-bit little-endian + symbol index followed by four individual byte fields. + Reorder INFO accordingly. */ + if (elf_header.e_ident[EI_DATA] != ELFDATA2MSB) + info = (((info & 0xffffffff) << 32) + | ((info >> 56) & 0xff) + | ((info >> 40) & 0xff00) + | ((info >> 24) & 0xff0000) + | ((info >> 8) & 0xff000000)); + type = ELF64_MIPS_R_TYPE (info); + type2 = ELF64_MIPS_R_TYPE2 (info); + type3 = ELF64_MIPS_R_TYPE3 (info); + } + else if (elf_header.e_machine == EM_SPARCV9) + type = ELF64_R_TYPE_ID (info); + else + type = ELF64_R_TYPE (info); + symtab_index = ELF64_R_SYM (info); #endif } @@ -867,13 +960,18 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) else { #ifdef _bfd_int64_low - printf ("%8.8lx%8.8lx %8.8lx%8.8lx ", + 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 ("%16.16lx %16.16lx ", offset, info); + printf (do_wide + ? "%16.16lx %16.16lx " + : "%12.12lx %12.12lx ", + offset, info); #endif } @@ -893,6 +991,11 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) 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; @@ -928,6 +1031,10 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) 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; @@ -947,6 +1054,10 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) 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; @@ -955,14 +1066,27 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) rtype = elf_mmix_reloc_type (type); break; + case EM_MSP430: + case EM_MSP430_OLD: + rtype = elf_msp430_reloc_type (type); + break; + case EM_PPC: - case EM_PPC64: rtype = elf_ppc_reloc_type (type); break; + case EM_PPC64: + rtype = elf_ppc64_reloc_type (type); + break; + case EM_MIPS: case EM_MIPS_RS3_LE: rtype = elf_mips_reloc_type (type); + if (!is_32bit_elf) + { + rtype2 = elf_mips_reloc_type (type2); + rtype3 = elf_mips_reloc_type (type3); + } break; case EM_ALPHA: @@ -987,6 +1111,11 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) 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); @@ -1007,24 +1136,46 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) rtype = elf_x86_64_reloc_type (type); break; - case EM_S390_OLD: - case EM_S390: - rtype = elf_s390_reloc_type (type); - break; + case EM_S370: + rtype = i370_reloc_type (type); + break; + + case EM_S390_OLD: + case EM_S390: + rtype = elf_s390_reloc_type (type); + break; case EM_XSTORMY16: rtype = elf_xstormy16_reloc_type (type); break; + + case EM_VAX: + rtype = elf_vax_reloc_type (type); + break; + + case EM_IP2K: + case EM_IP2K_OLD: + rtype = elf_ip2k_reloc_type (type); + break; + + case EM_IQ2000: + rtype = elf_iq2000_reloc_type (type); + break; + + case EM_XTENSA_OLD: + case EM_XTENSA: + rtype = elf_xtensa_reloc_type (type); + break; } if (rtype == NULL) #ifdef _bfd_int64_low - printf (_("unrecognised: %-7lx"), _bfd_int64_low (type)); + printf (_("unrecognized: %-7lx"), _bfd_int64_low (type)); #else - printf (_("unrecognised: %-7lx"), type); + printf (_("unrecognized: %-7lx"), type); #endif else - printf ("%-21.21s", rtype); + printf (do_wide ? "%-22.22s" : "%-17.17s", rtype); if (symtab_index) { @@ -1032,30 +1183,61 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) printf (" bad symbol index: %08lx", (unsigned long) symtab_index); else { - Elf_Internal_Sym * psym; + Elf_Internal_Sym *psym; psym = symtab + symtab_index; printf (" "); print_vma (psym->st_value, LONG_HEX); - printf (" "); + printf (is_32bit_elf ? " " : " "); if (psym->st_name == 0) - printf ("%-25.25s", - SECTION_NAME (section_headers + psym->st_shndx)); + { + const char *sec_name = ""; + char name_buf[40]; + + if (ELF_ST_TYPE (psym->st_info) == STT_SECTION) + { + bfd_vma sec_index = (bfd_vma) -1; + + if (psym->st_shndx < SHN_LORESERVE) + sec_index = psym->st_shndx; + else if (psym->st_shndx > SHN_LORESERVE) + sec_index = psym->st_shndx - (SHN_HIRESERVE + 1 + - SHN_LORESERVE); + + if (sec_index != (bfd_vma) -1) + sec_name = SECTION_NAME (section_headers + sec_index); + else if (psym->st_shndx == SHN_ABS) + sec_name = "ABS"; + else if (psym->st_shndx == SHN_COMMON) + sec_name = "COMMON"; + else if (elf_header.e_machine == EM_IA_64 + && elf_header.e_ident[EI_OSABI] == ELFOSABI_HPUX + && psym->st_shndx == SHN_IA_64_ANSI_COMMON) + sec_name = "ANSI_COM"; + else + { + sprintf (name_buf, "
", + (unsigned int) psym->st_shndx); + sec_name = name_buf; + } + } + print_symbol (22, sec_name); + } else if (strtab == NULL) printf (_(""), psym->st_name); else - printf ("%-25.25s", strtab + psym->st_name); + print_symbol (22, strtab + psym->st_name); if (is_rela) - printf (" + %lx", (unsigned long) relas [i].r_addend); + printf (" + %lx", (unsigned long) rels[i].r_addend); } } else if (is_rela) { - printf ("%*c", is_32bit_elf ? 34 : 26, ' '); - print_vma (relas[i].r_addend, LONG_HEX); + printf ("%*c", is_32bit_elf ? (do_wide ? 34 : 28) : (do_wide ? 26 : 20), ' '); + print_vma (rels[i].r_addend, LONG_HEX); } if (elf_header.e_machine == EM_SPARCV9 @@ -1063,19 +1245,42 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela) 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); + free (rels); return 1; } static const char * -get_mips_dynamic_type (type) - unsigned long type; +get_mips_dynamic_type (unsigned long type) { switch (type) { @@ -1128,8 +1333,7 @@ get_mips_dynamic_type (type) } static const char * -get_sparc64_dynamic_type (type) - unsigned long type; +get_sparc64_dynamic_type (unsigned long type) { switch (type) { @@ -1140,8 +1344,20 @@ get_sparc64_dynamic_type (type) } static const char * -get_parisc_dynamic_type (type) - unsigned long type; +get_ppc64_dynamic_type (unsigned long type) +{ + switch (type) + { + case DT_PPC64_GLINK: return "PPC64_GLINK"; + case DT_PPC64_OPD: return "PPC64_OPD"; + case DT_PPC64_OPDSZ: return "PPC64_OPDSZ"; + default: + return NULL; + } +} + +static const char * +get_parisc_dynamic_type (unsigned long type) { switch (type) { @@ -1164,10 +1380,20 @@ get_parisc_dynamic_type (type) } static const char * -get_dynamic_type (type) - unsigned long type; +get_ia64_dynamic_type (unsigned long type) +{ + switch (type) + { + case DT_IA_64_PLT_RESERVE: return "IA_64_PLT_RESERVE"; + default: + return NULL; + } +} + +static const char * +get_dynamic_type (unsigned long type) { - static char buff [32]; + static char buff[32]; switch (type) { @@ -1237,10 +1463,16 @@ get_dynamic_type (type) 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; + const char *result; switch (elf_header.e_machine) { @@ -1251,6 +1483,12 @@ get_dynamic_type (type) case EM_SPARCV9: result = get_sparc64_dynamic_type (type); break; + case EM_PPC64: + result = get_ppc64_dynamic_type (type); + break; + case EM_IA_64: + result = get_ia64_dynamic_type (type); + break; default: result = NULL; break; @@ -1263,7 +1501,7 @@ get_dynamic_type (type) } else if ((type >= DT_LOOS) && (type <= DT_HIOS)) { - const char * result; + const char *result; switch (elf_header.e_machine) { @@ -1288,10 +1526,9 @@ get_dynamic_type (type) } static char * -get_file_type (e_type) - unsigned e_type; +get_file_type (unsigned e_type) { - static char buff [32]; + static char buff[32]; switch (e_type) { @@ -1313,10 +1550,9 @@ get_file_type (e_type) } static char * -get_machine_name (e_machine) - unsigned e_machine; +get_machine_name (unsigned e_machine) { - static char buff [64]; /* XXX */ + static char buff[64]; /* XXX */ switch (e_machine) { @@ -1337,20 +1573,21 @@ get_machine_name (e_machine) 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_MCORE: return "MCORE"; case EM_ARM: return "ARM"; case EM_OLD_ALPHA: return "Digital Alpha (old)"; - case EM_SH: return "Hitachi SH"; + case EM_SH: return "Renesas / SuperH SH"; case EM_SPARCV9: return "Sparc v9"; case EM_TRICORE: return "Siemens Tricore"; case EM_ARC: return "ARC"; - case EM_H8_300: return "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_H8_300: return "Renesas H8/300"; + case EM_H8_300H: return "Renesas H8/300H"; + case EM_H8S: return "Renesas H8S"; + case EM_H8_500: return "Renesas H8/500"; case EM_IA_64: return "Intel IA-64"; case EM_MIPS_X: return "Stanford MIPS-X"; case EM_COLDFIRE: return "Motorola Coldfire"; @@ -1359,9 +1596,9 @@ get_machine_name (e_machine) case EM_CYGNUS_D10V: case EM_D10V: return "d10v"; case EM_CYGNUS_D30V: - case EM_D30V: return "d30v"; + case EM_D30V: return "d30v"; case EM_CYGNUS_M32R: - case EM_M32R: return "Mitsubishi M32r"; + case EM_M32R: return "Renesas M32R (formerly Mitsubishi M32r)"; case EM_CYGNUS_V850: case EM_V850: return "NEC v850"; case EM_CYGNUS_MN10300: @@ -1370,8 +1607,9 @@ get_machine_name (e_machine) 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_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"; @@ -1391,18 +1629,26 @@ get_machine_name (e_machine) 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_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_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_PRISM: return "Vitesse Prism"; case EM_X86_64: return "Advanced Micro Devices X86-64"; case EM_S390_OLD: - case EM_S390: return "IBM S/390"; + case EM_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"; + case EM_IP2K_OLD: + case EM_IP2K: return "Ubicom IP2xxx 8-bit microcontrollers"; + case EM_IQ2000: return "Vitesse IQ2000"; + case EM_XTENSA_OLD: + case EM_XTENSA: return "Tensilica Xtensa Processor"; default: sprintf (buff, _(": %x"), e_machine); return buff; @@ -1410,9 +1656,7 @@ get_machine_name (e_machine) } static void -decode_ARM_machine_flags (e_flags, buf) - unsigned e_flags; - char buf[]; +decode_ARM_machine_flags (unsigned e_flags, char buf[]) { unsigned eabi; int unknown = 0; @@ -1437,7 +1681,7 @@ decode_ARM_machine_flags (e_flags, buf) switch (eabi) { default: - strcat (buf, ", "); + strcat (buf, ", "); if (e_flags) unknown = 1; break; @@ -1540,6 +1784,10 @@ decode_ARM_machine_flags (e_flags, buf) strcat (buf, ", software FP"); break; + case EF_ARM_MAVERICK_FLOAT: + strcat (buf, ", Maverick FP"); + break; + default: unknown = 1; break; @@ -1552,11 +1800,9 @@ decode_ARM_machine_flags (e_flags, buf) } static char * -get_machine_flags (e_flags, e_machine) - unsigned e_flags; - unsigned e_machine; +get_machine_flags (unsigned e_flags, unsigned e_machine) { - static char buf [1024]; + static char buf[1024]; buf[0] = '\0'; @@ -1571,10 +1817,12 @@ get_machine_flags (e_flags, e_machine) decode_ARM_machine_flags (e_flags, buf); break; - case EM_68K: - if (e_flags & EF_CPU32) - strcat (buf, ", cpu32"); - 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) @@ -1591,12 +1839,12 @@ get_machine_flags (e_flags, e_machine) case EM_CYGNUS_V850: switch (e_flags & EF_V850_ARCH) { + case E_V850E1_ARCH: + strcat (buf, ", v850e1"); + break; case E_V850E_ARCH: strcat (buf, ", v850e"); break; - case E_V850EA_ARCH: - strcat (buf, ", v850ea"); - break; case E_V850_ARCH: strcat (buf, ", v850"); break; @@ -1630,40 +1878,66 @@ get_machine_flags (e_flags, e_machine) 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"); - if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_1) - strcat (buf, ", mips1"); - - if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_2) - strcat (buf, ", mips2"); - - if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_3) - strcat (buf, ", mips3"); - - if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_4) - strcat (buf, ", mips4"); - - if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_5) - strcat (buf, ", mips5"); - - if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_32) - strcat (buf, ", mips32"); - - if ((e_flags & EF_MIPS_ARCH) == E_MIPS_ARCH_64) - strcat (buf, ", mips64"); - 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_4120: strcat (buf, ", 4120"); break; + case E_MIPS_MACH_4650: strcat (buf, ", 4650"); break; + case E_MIPS_MACH_5400: strcat (buf, ", 5400"); break; + case E_MIPS_MACH_5500: strcat (buf, ", 5500"); break; case E_MIPS_MACH_SB1: strcat (buf, ", sb1"); break; - default: strcat (buf, " UNKNOWN"); 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_32R2: strcat (buf, ", mips32r2"); break; + case E_MIPS_ARCH_64: strcat (buf, ", mips64"); break; + case E_MIPS_ARCH_64R2: strcat (buf, ", mips64r2"); break; + default: strcat (buf, ", unknown ISA"); break; } + break; case EM_SPARCV9: @@ -1744,6 +2018,15 @@ get_machine_flags (e_flags, e_machine) 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; } } @@ -1751,8 +2034,37 @@ get_machine_flags (e_flags, e_machine) } static const char * -get_mips_segment_type (type) - unsigned long type; +get_osabi_name (unsigned int osabi) +{ + static char buff[32]; + + switch (osabi) + { + case ELFOSABI_NONE: return "UNIX - System V"; + case ELFOSABI_HPUX: return "UNIX - HP-UX"; + case ELFOSABI_NETBSD: return "UNIX - NetBSD"; + case ELFOSABI_LINUX: return "UNIX - Linux"; + case ELFOSABI_HURD: return "GNU/Hurd"; + case ELFOSABI_SOLARIS: return "UNIX - Solaris"; + case ELFOSABI_AIX: return "UNIX - AIX"; + case ELFOSABI_IRIX: return "UNIX - IRIX"; + case ELFOSABI_FREEBSD: return "UNIX - FreeBSD"; + case ELFOSABI_TRU64: return "UNIX - TRU64"; + case ELFOSABI_MODESTO: return "Novell - Modesto"; + case ELFOSABI_OPENBSD: return "UNIX - OpenBSD"; + case ELFOSABI_OPENVMS: return "VMS - OpenVMS"; + case ELFOSABI_NSK: return "HP - Non-Stop Kernel"; + case ELFOSABI_AROS: return "Amiga Research OS"; + case ELFOSABI_STANDALONE: return _("Standalone App"); + case ELFOSABI_ARM: return "ARM"; + default: + sprintf (buff, _(""), osabi); + return buff; + } +} + +static const char * +get_mips_segment_type (unsigned long type) { switch (type) { @@ -1770,8 +2082,7 @@ get_mips_segment_type (type) } static const char * -get_parisc_segment_type (type) - unsigned long type; +get_parisc_segment_type (unsigned long type) { switch (type) { @@ -1797,13 +2108,16 @@ get_parisc_segment_type (type) } static const char * -get_ia64_segment_type (type) - unsigned long type; +get_ia64_segment_type (unsigned long type) { switch (type) { case PT_IA_64_ARCHEXT: return "IA_64_ARCHEXT"; case PT_IA_64_UNWIND: return "IA_64_UNWIND"; + case PT_HP_TLS: return "HP_TLS"; + case PT_IA_64_HP_OPT_ANOT: return "HP_OPT_ANNOT"; + case PT_IA_64_HP_HSL_ANOT: return "HP_HSL_ANNOT"; + case PT_IA_64_HP_STACK: return "HP_STACK"; default: break; } @@ -1812,28 +2126,29 @@ get_ia64_segment_type (type) } static const char * -get_segment_type (p_type) - unsigned long p_type; +get_segment_type (unsigned long p_type) { - static char buff [32]; + static char buff[32]; switch (p_type) { - case PT_NULL: return "NULL"; - case PT_LOAD: return "LOAD"; + 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_INTERP: return "INTERP"; + case PT_NOTE: return "NOTE"; + case PT_SHLIB: return "SHLIB"; + case PT_PHDR: return "PHDR"; + case PT_TLS: return "TLS"; case PT_GNU_EH_FRAME: return "GNU_EH_FRAME"; + case PT_GNU_STACK: return "STACK"; default: if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC)) { - const char * result; + const char *result; switch (elf_header.e_machine) { @@ -1859,13 +2174,16 @@ get_segment_type (p_type) } else if ((p_type >= PT_LOOS) && (p_type <= PT_HIOS)) { - const char * result; + 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; @@ -1884,49 +2202,48 @@ get_segment_type (p_type) } static const char * -get_mips_section_type_name (sh_type) - unsigned int sh_type; +get_mips_section_type_name (unsigned int sh_type) { switch (sh_type) { - case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST"; - case SHT_MIPS_MSYM: return "MIPS_MSYM"; - case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT"; - case SHT_MIPS_GPTAB: return "MIPS_GPTAB"; - case SHT_MIPS_UCODE: return "MIPS_UCODE"; - case SHT_MIPS_DEBUG: return "MIPS_DEBUG"; - case SHT_MIPS_REGINFO: return "MIPS_REGINFO"; - case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE"; - case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM"; - case SHT_MIPS_RELD: return "MIPS_RELD"; - case SHT_MIPS_IFACE: return "MIPS_IFACE"; - case SHT_MIPS_CONTENT: return "MIPS_CONTENT"; - case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS"; - case SHT_MIPS_SHDR: return "MIPS_SHDR"; - case SHT_MIPS_FDESC: return "MIPS_FDESC"; - case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM"; - case SHT_MIPS_DENSE: return "MIPS_DENSE"; - case SHT_MIPS_PDESC: return "MIPS_PDESC"; - case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM"; - case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM"; - case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM"; - case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR"; - case SHT_MIPS_LINE: return "MIPS_LINE"; - case SHT_MIPS_RFDESC: return "MIPS_RFDESC"; - case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM"; - case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST"; - case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS"; - case SHT_MIPS_DWARF: return "MIPS_DWARF"; - case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL"; - case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB"; - case SHT_MIPS_EVENTS: return "MIPS_EVENTS"; - case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE"; - case SHT_MIPS_PIXIE: return "MIPS_PIXIE"; - case SHT_MIPS_XLATE: return "MIPS_XLATE"; - case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG"; - case SHT_MIPS_WHIRL: return "MIPS_WHIRL"; - case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION"; - case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD"; + case SHT_MIPS_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; @@ -1935,8 +2252,7 @@ get_mips_section_type_name (sh_type) } static const char * -get_parisc_section_type_name (sh_type) - unsigned int sh_type; +get_parisc_section_type_name (unsigned int sh_type) { switch (sh_type) { @@ -1950,13 +2266,17 @@ get_parisc_section_type_name (sh_type) } static const char * -get_ia64_section_type_name (sh_type) - unsigned int sh_type; +get_ia64_section_type_name (unsigned int sh_type) { + /* If the top 8 bits are 0x78 the next 8 are the os/abi ID. */ + if ((sh_type & 0xFF000000) == SHT_IA_64_LOPSREG) + return get_osabi_name ((sh_type & 0x00FF0000) >> 16); + switch (sh_type) { - case SHT_IA_64_EXT: return "IA_64_EXT"; - case SHT_IA_64_UNWIND: return "IA_64_UNWIND"; + case SHT_IA_64_EXT: return "IA_64_EXT"; + case SHT_IA_64_UNWIND: return "IA_64_UNWIND"; + case SHT_IA_64_PRIORITY_INIT: return "IA_64_PRIORITY_INIT"; default: break; } @@ -1964,10 +2284,9 @@ get_ia64_section_type_name (sh_type) } static const char * -get_section_type_name (sh_type) - unsigned int sh_type; +get_section_type_name (unsigned int sh_type) { - static char buff [32]; + static char buff[32]; switch (sh_type) { @@ -1991,15 +2310,16 @@ get_section_type_name (sh_type) 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 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; + const char *result; switch (elf_header.e_machine) { @@ -2034,84 +2354,88 @@ get_section_type_name (sh_type) } } -struct option options [] = +#define OPTION_DEBUG_DUMP 512 + +struct option options[] = { - {"all", no_argument, 0, 'a'}, + {"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'}, + {"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'}, + {"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, 'w'}, + {"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} + {"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 {options} elf-file(s)\n")); - fprintf (stdout, _(" Options are:\n")); - fprintf (stdout, _(" -a or --all Equivalent to: -h -l -S -s -r -d -V -A -I\n")); - fprintf (stdout, _(" -h or --file-header Display the ELF file header\n")); - fprintf (stdout, _(" -l or --program-headers or --segments\n")); - fprintf (stdout, _(" Display the program headers\n")); - fprintf (stdout, _(" -S or --section-headers or --sections\n")); - fprintf (stdout, _(" Display the sections' header\n")); - fprintf (stdout, _(" -e or --headers Equivalent to: -h -l -S\n")); - fprintf (stdout, _(" -s or --syms or --symbols Display the symbol table\n")); - fprintf (stdout, _(" -n or --notes Display the core notes (if present)\n")); - fprintf (stdout, _(" -r or --relocs Display the relocations (if present)\n")); - fprintf (stdout, _(" -u or --unwind Display the unwind info (if present)\n")); - fprintf (stdout, _(" -d or --dynamic Display the dynamic segment (if present)\n")); - fprintf (stdout, _(" -V or --version-info Display the version sections (if present)\n")); - fprintf (stdout, _(" -A or --arch-specific Display architecture specific information (if any).\n")); - fprintf (stdout, _(" -D or --use-dynamic Use the dynamic section info when displaying symbols\n")); - fprintf (stdout, _(" -x or --hex-dump=\n")); - fprintf (stdout, _(" Dump the contents of section \n")); - fprintf (stdout, _(" -w[liaprmfs] or --debug-dump[=line,=info,=abbrev,=pubnames,=ranges,=macro,=frames,=str]\n")); - fprintf (stdout, _(" Display the contents of DWARF2 debug sections\n")); +usage (void) +{ + fprintf (stdout, _("Usage: readelf 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= Dump the contents of section \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 or --instruction-dump=\n")); - fprintf (stdout, _(" Disassemble the contents of section \n")); + fprintf (stdout, _("\ + -i --instruction-dump=\n\ + Disassemble the contents of section \n")); #endif - fprintf (stdout, _(" -I or --histogram Display histogram of bucket list lengths\n")); - fprintf (stdout, _(" -v or --version Display the version number of readelf\n")); - fprintf (stdout, _(" -W or --wide Don't split lines to fit into 80 columns\n")); - fprintf (stdout, _(" -H or --help Display this information\n")); + 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; +request_dump (unsigned int section, int type) { if (section >= num_dump_sects) { - char * new_dump_sects; + char *new_dump_sects; - new_dump_sects = (char *) calloc (section + 1, 1); + new_dump_sects = calloc (section + 1, 1); if (new_dump_sects == NULL) error (_("Out of memory allocating dump request table.")); @@ -2128,15 +2452,13 @@ request_dump (section, type) } if (dump_sects) - dump_sects [section] |= type; + dump_sects[section] |= type; return; } static void -parse_args (argc, argv) - int argc; - char ** argv; +parse_args (int argc, char **argv) { int c; @@ -2144,10 +2466,10 @@ parse_args (argc, argv) usage (); while ((c = getopt_long - (argc, argv, "ersuahnldSDAIw::x:i:vVW", options, NULL)) != EOF) + (argc, argv, "ersuahnldSDAIw::x:i:vVWH", options, NULL)) != EOF) { - char * cp; - int section; + char *cp; + int section; switch (c) { @@ -2159,73 +2481,73 @@ parse_args (argc, argv) 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 ++; + 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 ++; + do_header++; + do_sections++; + do_segments++; break; case 'A': - do_arch ++; + do_arch++; break; case 'D': - do_using_dynamic ++; + do_using_dynamic++; break; case 'r': - do_reloc ++; + do_reloc++; break; case 'u': - do_unwind ++; + do_unwind++; break; case 'h': - do_header ++; + do_header++; break; case 'l': - do_segments ++; + do_segments++; break; case 's': - do_syms ++; + do_syms++; break; case 'S': - do_sections ++; + do_sections++; break; case 'd': - do_dynamic ++; + do_dynamic++; break; case 'I': - do_histogram ++; + do_histogram++; break; case 'n': - do_notes ++; + do_notes++; break; case 'x': - do_dump ++; + do_dump++; section = strtoul (optarg, & cp, 0); - if (! * cp && section >= 0) + if (! *cp && section >= 0) { request_dump (section, HEX_DUMP); break; } goto oops; case 'w': - do_dump ++; + do_dump++; if (optarg == 0) do_debugging = 1; else { unsigned int index = 0; - + do_debugging = 0; while (optarg[index]) @@ -2272,17 +2594,104 @@ parse_args (argc, argv) do_debug_str = 1; break; + case 'o': + case 'O': + do_debug_loc = 1; + break; + default: - warn (_("Unrecognised debug option '%s'\n"), optarg); + warn (_("Unrecognized debug option '%s'\n"), optarg); break; } } break; + case OPTION_DEBUG_DUMP: + do_dump++; + if (optarg == 0) + do_debugging = 1; + else + { + static 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 ++; + do_dump++; section = strtoul (optarg, & cp, 0); - if (! * cp && section >= 0) + if (! *cp && section >= 0) { request_dump (section, DISASS_DUMP); break; @@ -2293,10 +2702,10 @@ parse_args (argc, argv) print_version (program_name); break; case 'V': - do_version ++; + do_version++; break; case 'W': - do_wide ++; + do_wide++; break; default: oops: @@ -2320,10 +2729,9 @@ parse_args (argc, argv) } static const char * -get_elf_class (elf_class) - unsigned int elf_class; +get_elf_class (unsigned int elf_class) { - static char buff [32]; + static char buff[32]; switch (elf_class) { @@ -2337,10 +2745,9 @@ get_elf_class (elf_class) } static const char * -get_data_encoding (encoding) - unsigned int encoding; +get_data_encoding (unsigned int encoding) { - static char buff [32]; + static char buff[32]; switch (encoding) { @@ -2353,42 +2760,15 @@ get_data_encoding (encoding) } } -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, _(""), osabi); - return buff; - } -} - /* Decode the data held in 'elf_header'. */ + static int -process_file_header () +process_file_header (void) { - if ( elf_header.e_ident [EI_MAG0] != ELFMAG0 - || elf_header.e_ident [EI_MAG1] != ELFMAG1 - || elf_header.e_ident [EI_MAG2] != ELFMAG2 - || elf_header.e_ident [EI_MAG3] != ELFMAG3) + 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")); @@ -2401,24 +2781,24 @@ process_file_header () printf (_("ELF Header:\n")); printf (_(" Magic: ")); - for (i = 0; i < EI_NIDENT; i ++) - printf ("%2.2x ", elf_header.e_ident [i]); + 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])); + get_elf_class (elf_header.e_ident[EI_CLASS])); printf (_(" Data: %s\n"), - get_data_encoding (elf_header.e_ident [EI_DATA])); + 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 + elf_header.e_ident[EI_VERSION], + (elf_header.e_ident[EI_VERSION] == EV_CURRENT ? "(current)" - : (elf_header.e_ident [EI_VERSION] != EV_NONE + : (elf_header.e_ident[EI_VERSION] != EV_NONE ? "" : ""))); printf (_(" OS/ABI: %s\n"), - get_osabi_name (elf_header.e_ident [EI_OSABI])); + get_osabi_name (elf_header.e_ident[EI_OSABI])); printf (_(" ABI Version: %d\n"), - elf_header.e_ident [EI_ABIVERSION]); + elf_header.e_ident[EI_ABIVERSION]); printf (_(" Type: %s\n"), get_file_type (elf_header.e_type)); printf (_(" Machine: %s\n"), @@ -2472,25 +2852,22 @@ process_file_header () 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"))); +get_32bit_program_headers (FILE *file, Elf_Internal_Phdr *program_headers) +{ + Elf32_External_Phdr *phdrs; + Elf32_External_Phdr *external; + Elf_Internal_Phdr *internal; + unsigned int i; + + phdrs = get_data (NULL, file, elf_header.e_phoff, + elf_header.e_phentsize * elf_header.e_phnum, + _("program headers")); if (!phdrs) return 0; for (i = 0, internal = program_headers, external = phdrs; i < elf_header.e_phnum; - i ++, internal ++, external ++) + i++, internal++, external++) { internal->p_type = BYTE_GET (external->p_type); internal->p_offset = BYTE_GET (external->p_offset); @@ -2508,25 +2885,22 @@ get_32bit_program_headers (file, program_headers) } 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"))); +get_64bit_program_headers (FILE *file, Elf_Internal_Phdr *program_headers) +{ + Elf64_External_Phdr *phdrs; + Elf64_External_Phdr *external; + Elf_Internal_Phdr *internal; + unsigned int i; + + phdrs = get_data (NULL, file, elf_header.e_phoff, + elf_header.e_phentsize * elf_header.e_phnum, + _("program headers")); if (!phdrs) return 0; for (i = 0, internal = program_headers, external = phdrs; i < elf_header.e_phnum; - i ++, internal ++, external ++) + i++, internal++, external++) { internal->p_type = BYTE_GET (external->p_type); internal->p_flags = BYTE_GET (external->p_flags); @@ -2543,19 +2917,50 @@ get_64bit_program_headers (file, program_headers) return 1; } +/* Returns 1 if the program headers were read into `program_headers'. */ + +static int +get_program_headers (FILE *file) +{ + Elf_Internal_Phdr *phdrs; + + /* Check cache of prior read. */ + if (program_headers != NULL) + return 1; + + phdrs = malloc (elf_header.e_phnum * sizeof (Elf_Internal_Phdr)); + + if (phdrs == NULL) + { + error (_("Out of memory\n")); + return 0; + } + + if (is_32bit_elf + ? get_32bit_program_headers (file, phdrs) + : get_64bit_program_headers (file, phdrs)) + { + program_headers = phdrs; + return 1; + } + + free (phdrs); + return 0; +} + +/* Returns 1 if the program headers were loaded. */ + static int -process_program_headers (file) - FILE * file; +process_program_headers (FILE *file) { - Elf_Internal_Phdr * program_headers; - Elf_Internal_Phdr * segment; - unsigned int i; + 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; + return 0; } if (do_segments && !do_header) @@ -2569,30 +2974,15 @@ process_program_headers (file) 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); + if (! get_program_headers (file)) return 0; - } if (do_segments) { - printf - (_("\nProgram Header%s:\n"), elf_header.e_phnum > 1 ? "s" : ""); + if (elf_header.e_phnum > 1) + printf (_("\nProgram Headers:\n")); + else + printf (_("\nProgram Headers:\n")); if (is_32bit_elf) printf @@ -2609,13 +2999,12 @@ process_program_headers (file) } } - loadaddr = -1; dynamic_addr = 0; dynamic_size = 0; for (i = 0, segment = program_headers; i < elf_header.e_phnum; - i ++, segment ++) + i++, segment++) { if (do_segments) { @@ -2697,12 +3086,6 @@ process_program_headers (file) 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")); @@ -2712,7 +3095,8 @@ process_program_headers (file) break; case PT_INTERP: - if (fseek (file, (long) segment->p_offset, SEEK_SET)) + if (fseek (file, archive_file_offset + (long) segment->p_offset, + SEEK_SET)) error (_("Unable to find program interpreter name\n")); else { @@ -2730,12 +3114,6 @@ process_program_headers (file) putc ('\n', stdout); } - if (loadaddr == -1) - { - /* Very strange. */ - loadaddr = 0; - } - if (do_segments && section_headers != NULL) { printf (_("\n Section to Segment mapping:\n")); @@ -2745,15 +3123,15 @@ process_program_headers (file) for (i = 0; i < elf_header.e_phnum; i++) { - int j; - Elf_Internal_Shdr * section; + unsigned int j; + Elf_Internal_Shdr *section; segment = program_headers + i; section = section_headers; printf (" %2.2d ", i); - for (j = 0; j < elf_header.e_shnum; j++, section ++) + for (j = 1; j < elf_header.e_shnum; j++, section++) { if (section->sh_size > 0 /* Compare allocated sections by VMA, unallocated @@ -2772,30 +3150,54 @@ process_program_headers (file) } } - free (program_headers); - return 1; } +/* Find the file offset corresponding to VMA by using the program headers. */ + +static long +offset_from_vma (FILE *file, bfd_vma vma, bfd_size_type size) +{ + Elf_Internal_Phdr *seg; + + if (! get_program_headers (file)) + { + warn (_("Cannot interpret virtual addresses without program headers.\n")); + return (long) vma; + } + + for (seg = program_headers; + seg < program_headers + elf_header.e_phnum; + ++seg) + { + if (seg->p_type != PT_LOAD) + continue; + + if (vma >= (seg->p_vaddr & -seg->p_align) + && vma + size <= seg->p_vaddr + seg->p_filesz) + return vma - seg->p_vaddr + seg->p_offset; + } + + warn (_("Virtual address 0x%lx not located in any PT_LOAD segment.\n"), + (long) vma); + return (long) vma; +} + + static int -get_32bit_section_headers (file, 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"))); +get_32bit_section_headers (FILE *file, unsigned int num) +{ + Elf32_External_Shdr *shdrs; + Elf_Internal_Shdr *internal; + unsigned int i; + + shdrs = get_data (NULL, file, elf_header.e_shoff, + elf_header.e_shentsize * num, _("section headers")); if (!shdrs) return 0; - section_headers = ((Elf_Internal_Shdr *) - malloc (num * sizeof (Elf_Internal_Shdr))); + section_headers = malloc (num * sizeof (Elf_Internal_Shdr)); if (section_headers == NULL) { @@ -2805,7 +3207,7 @@ get_32bit_section_headers (file, num) for (i = 0, internal = section_headers; i < num; - i ++, internal ++) + i++, internal++) { internal->sh_name = BYTE_GET (shdrs[i].sh_name); internal->sh_type = BYTE_GET (shdrs[i].sh_type); @@ -2825,23 +3227,18 @@ get_32bit_section_headers (file, num) } 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"))); +get_64bit_section_headers (FILE *file, unsigned int num) +{ + Elf64_External_Shdr *shdrs; + Elf_Internal_Shdr *internal; + unsigned int i; + + shdrs = get_data (NULL, file, elf_header.e_shoff, + elf_header.e_shentsize * num, _("section headers")); if (!shdrs) return 0; - section_headers = ((Elf_Internal_Shdr *) - malloc (num * sizeof (Elf_Internal_Shdr))); + section_headers = malloc (num * sizeof (Elf_Internal_Shdr)); if (section_headers == NULL) { @@ -2851,7 +3248,7 @@ get_64bit_section_headers (file, num) for (i = 0, internal = section_headers; i < num; - i ++, internal ++) + i++, internal++) { internal->sh_name = BYTE_GET (shdrs[i].sh_name); internal->sh_type = BYTE_GET (shdrs[i].sh_type); @@ -2871,100 +3268,137 @@ get_64bit_section_headers (file, num) } static Elf_Internal_Sym * -get_32bit_elf_symbols (file, offset, number) - FILE * file; - unsigned long offset; - unsigned long number; -{ - Elf32_External_Sym * esyms; - Elf_Internal_Sym * isyms; - Elf_Internal_Sym * psym; - unsigned int j; - - esyms = ((Elf32_External_Sym *) - get_data (NULL, file, offset, - number * sizeof (Elf32_External_Sym), _("symbols"))); +get_32bit_elf_symbols (FILE *file, Elf_Internal_Shdr *section) +{ + unsigned long number; + Elf32_External_Sym *esyms; + Elf_External_Sym_Shndx *shndx; + Elf_Internal_Sym *isyms; + Elf_Internal_Sym *psym; + unsigned int j; + + esyms = get_data (NULL, file, section->sh_offset, section->sh_size, + _("symbols")); if (!esyms) return NULL; - isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym)); + shndx = NULL; + if (symtab_shndx_hdr != NULL + && (symtab_shndx_hdr->sh_link + == (unsigned long) SECTION_HEADER_NUM (section - section_headers))) + { + shndx = get_data (NULL, file, symtab_shndx_hdr->sh_offset, + symtab_shndx_hdr->sh_size, _("symtab shndx")); + if (!shndx) + { + free (esyms); + return NULL; + } + } + + number = section->sh_size / section->sh_entsize; + isyms = 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 ++) + 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, offset, number) - FILE * file; - unsigned long offset; - unsigned long number; -{ - Elf64_External_Sym * esyms; - Elf_Internal_Sym * isyms; - Elf_Internal_Sym * psym; - unsigned int j; - - esyms = ((Elf64_External_Sym *) - get_data (NULL, file, offset, - number * sizeof (Elf64_External_Sym), _("symbols"))); +get_64bit_elf_symbols (FILE *file, Elf_Internal_Shdr *section) +{ + unsigned long number; + Elf64_External_Sym *esyms; + Elf_External_Sym_Shndx *shndx; + Elf_Internal_Sym *isyms; + Elf_Internal_Sym *psym; + unsigned int j; + + esyms = get_data (NULL, file, section->sh_offset, section->sh_size, + _("symbols")); if (!esyms) return NULL; - isyms = (Elf_Internal_Sym *) malloc (number * sizeof (Elf_Internal_Sym)); + shndx = NULL; + if (symtab_shndx_hdr != NULL + && (symtab_shndx_hdr->sh_link + == (unsigned long) SECTION_HEADER_NUM (section - section_headers))) + { + shndx = get_data (NULL, file, symtab_shndx_hdr->sh_offset, + symtab_shndx_hdr->sh_size, _("symtab shndx")); + if (!shndx) + { + free (esyms); + return NULL; + } + } + + number = section->sh_size / section->sh_entsize; + isyms = 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 ++) + 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; +get_elf_section_flags (bfd_vma sh_flags) { - static char buff [32]; + static char buff[32]; - * buff = 0; + *buff = 0; while (sh_flags) { @@ -2975,15 +3409,16 @@ get_elf_section_flags (sh_flags) 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_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_GROUP: strcat (buff, "G"); break; + case SHF_TLS: strcat (buff, "T"); break; default: if (flag & SHF_MASKOS) @@ -3006,11 +3441,10 @@ get_elf_section_flags (sh_flags) } static int -process_section_headers (file) - FILE * file; +process_section_headers (FILE *file) { - Elf_Internal_Shdr * section; - int i; + Elf_Internal_Shdr *section; + unsigned int i; section_headers = NULL; @@ -3035,12 +3469,15 @@ process_section_headers (file) return 0; /* Read in the string table, so that we have names to display. */ - section = section_headers + elf_header.e_shstrndx; + 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 = get_data (NULL, file, section->sh_offset, + section->sh_size, _("string table")); + + if (string_table == NULL) + return 0; string_table_length = section->sh_size; } @@ -3050,12 +3487,13 @@ process_section_headers (file) dynamic_symbols = NULL; dynamic_strings = NULL; dynamic_syminfo = NULL; + symtab_shndx_hdr = NULL; for (i = 0, section = section_headers; i < elf_header.e_shnum; - i ++, section ++) + i++, section++) { - char * name = SECTION_NAME (section); + char *name = SECTION_NAME (section); if (section->sh_type == SHT_DYNSYM) { @@ -3066,8 +3504,7 @@ process_section_headers (file) } num_dynamic_syms = section->sh_size / section->sh_entsize; - dynamic_symbols = - GET_ELF_SYMBOLS (file, section->sh_offset, num_dynamic_syms); + dynamic_symbols = GET_ELF_SYMBOLS (file, section); } else if (section->sh_type == SHT_STRTAB && strcmp (name, ".dynstr") == 0) @@ -3078,13 +3515,22 @@ process_section_headers (file) continue; } - dynamic_strings = (char *) get_data (NULL, file, section->sh_offset, - section->sh_size, - _("dynamic strings")); + dynamic_strings = 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_frames || do_debug_macinfo || do_debug_str + || do_debug_loc) && strncmp (name, ".debug_", 7) == 0) { name += 7; @@ -3098,6 +3544,7 @@ process_section_headers (file) || (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); } @@ -3112,7 +3559,10 @@ process_section_headers (file) if (! do_sections) return 1; - printf (_("\nSection Header%s:\n"), elf_header.e_shnum > 1 ? "s" : ""); + if (elf_header.e_shnum > 1) + printf (_("\nSection Headers:\n")); + else + printf (_("\nSection Header:\n")); if (is_32bit_elf) printf @@ -3128,10 +3578,10 @@ process_section_headers (file) for (i = 0, section = section_headers; i < elf_header.e_shnum; - i ++, section ++) + i++, section++) { - printf (" [%2d] %-17.17s %-15.15s ", - i, + printf (" [%2u] %-17.17s %-15.15s ", + SECTION_HEADER_NUM (i), SECTION_NAME (section), get_section_type_name (section->sh_type)); @@ -3197,13 +3647,13 @@ process_section_headers (file) { 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); - } + 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 (" "); @@ -3226,13 +3676,25 @@ process_section_headers (file) return 1; } +struct +{ + const char *name; + int reloc; + int size; + int rela; +} dynamic_relocations [] = +{ + { "REL", DT_REL, DT_RELSZ, FALSE }, + { "RELA", DT_RELA, DT_RELASZ, TRUE }, + { "PLT", DT_JMPREL, DT_PLTRELSZ, UNKNOWN } +}; + /* Process the reloc section. */ static int -process_relocs (file) - FILE * file; +process_relocs (FILE *file) { - unsigned long rel_size; - unsigned long rel_offset; + unsigned long rel_size; + unsigned long rel_offset; if (!do_reloc) @@ -3240,63 +3702,62 @@ process_relocs (file) if (do_using_dynamic) { - int is_rela = FALSE; + int is_rela; + const char *name; + int has_dynamic_reloc; + unsigned int i; - rel_size = 0; - rel_offset = 0; + has_dynamic_reloc = 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]) + for (i = 0; i < ARRAY_SIZE (dynamic_relocations); i++) { - rel_offset = dynamic_info[DT_JMPREL]; - rel_size = dynamic_info[DT_PLTRELSZ]; + is_rela = dynamic_relocations [i].rela; + name = dynamic_relocations [i].name; + rel_size = dynamic_info [dynamic_relocations [i].size]; + rel_offset = dynamic_info [dynamic_relocations [i].reloc]; + + has_dynamic_reloc |= rel_size; - switch (dynamic_info[DT_PLTREL]) + if (is_rela == UNKNOWN) { - case DT_REL: - is_rela = FALSE; - break; - case DT_RELA: - is_rela = TRUE; - break; - default: - is_rela = UNKNOWN; - break; + if (dynamic_relocations [i].reloc == DT_JMPREL) + switch (dynamic_info[DT_PLTREL]) + { + case DT_REL: + is_rela = FALSE; + break; + case DT_RELA: + is_rela = TRUE; + break; + } } - } - - if (rel_size) - { - printf - (_("\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); + if (rel_size) + { + printf + (_("\n'%s' relocation section at offset 0x%lx contains %ld bytes:\n"), + name, rel_offset, rel_size); + + dump_relocations (file, + offset_from_vma (file, rel_offset, rel_size), + rel_size, + dynamic_symbols, num_dynamic_syms, + dynamic_strings, is_rela); + } } - else + + if (! has_dynamic_reloc) printf (_("\nThere are no dynamic relocations in this file.\n")); } else { - Elf32_Internal_Shdr * section; - unsigned long i; - int found = 0; + Elf_Internal_Shdr *section; + unsigned long i; + int found = 0; for (i = 0, section = section_headers; i < elf_header.e_shnum; - i++, section ++) + i++, section++) { if ( section->sh_type != SHT_RELA && section->sh_type != SHT_REL) @@ -3307,18 +3768,18 @@ process_relocs (file) if (rel_size) { - Elf32_Internal_Shdr * strsec; - Elf_Internal_Sym * symtab; - char * strtab; - int is_rela; - unsigned long nsyms; + Elf_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 (_("'%s'"), SECTION_NAME (section)); printf (_(" at offset 0x%lx contains %lu entries:\n"), rel_offset, (unsigned long) (rel_size / section->sh_entsize)); @@ -3328,20 +3789,19 @@ process_relocs (file) nsyms = 0; if (section->sh_link) { - Elf32_Internal_Shdr * symsec; + Elf_Internal_Shdr *symsec; - symsec = section_headers + section->sh_link; + symsec = SECTION_HEADER (section->sh_link); nsyms = symsec->sh_size / symsec->sh_entsize; - symtab = GET_ELF_SYMBOLS (file, symsec->sh_offset, nsyms); + symtab = GET_ELF_SYMBOLS (file, symsec); if (symtab == NULL) continue; - strsec = section_headers + symsec->sh_link; + strsec = SECTION_HEADER (symsec->sh_link); - strtab = (char *) get_data (NULL, file, strsec->sh_offset, - strsec->sh_size, - _("string table")); + strtab = get_data (NULL, file, strsec->sh_offset, + strsec->sh_size, _("string table")); } is_rela = section->sh_type == SHT_RELA; @@ -3380,37 +3840,29 @@ struct unw_aux_info { struct unw_table_entry { - struct absaddr start; - struct absaddr end; - struct absaddr info; + 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. */ + *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; +find_symbol_for_address (struct unw_aux_info *aux, + struct absaddr addr, + const char **symname, + bfd_vma *offset) { - bfd_vma dist = (bfd_vma) 0x100000; + bfd_vma dist = 0x100000; Elf_Internal_Sym *sym, *best = NULL; unsigned long i; @@ -3440,11 +3892,10 @@ find_symbol_for_address (aux, addr, symname, offset) } static void -dump_ia64_unwind (aux) - struct unw_aux_info *aux; +dump_ia64_unwind (struct unw_aux_info *aux) { bfd_vma addr_size; - struct unw_table_entry * tp; + struct unw_table_entry *tp; int in_body; addr_size = is_32bit_elf ? 4 : 8; @@ -3453,9 +3904,9 @@ dump_ia64_unwind (aux) { bfd_vma stamp; bfd_vma offset; - const unsigned char * dp; - const unsigned char * head; - const char * procname; + const unsigned char *dp; + const unsigned char *head; + const char *procname; find_symbol_for_address (aux, tp->start, &procname, &offset); @@ -3473,13 +3924,13 @@ dump_ia64_unwind (aux) print_vma (tp->start.offset, PREFIX_HEX); fputc ('-', stdout); print_vma (tp->end.offset, PREFIX_HEX); - printf ("), info at +0x%lx\n", + 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", + 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" : "", @@ -3499,20 +3950,18 @@ dump_ia64_unwind (aux) } static int -slurp_ia64_unwind_table (file, aux, sec) - FILE *file; - struct unw_aux_info *aux; - Elf32_Internal_Shdr *sec; +slurp_ia64_unwind_table (FILE *file, + struct unw_aux_info *aux, + Elf_Internal_Shdr *sec) { unsigned long size, addr_size, nrelas, i; - Elf_Internal_Phdr *prog_hdrs, *seg; + Elf_Internal_Phdr *seg; struct unw_table_entry *tep; - Elf32_Internal_Shdr *relsec; + Elf_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; @@ -3521,21 +3970,12 @@ slurp_ia64_unwind_table (file, aux, sec) 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); + if (! get_program_headers (file)) return 0; - } - for (seg = prog_hdrs; seg < prog_hdrs + elf_header.e_phnum; ++seg) + for (seg = program_headers; + seg < program_headers + elf_header.e_phnum; + ++seg) { if (seg->p_type != PT_LOAD) continue; @@ -3547,19 +3987,16 @@ slurp_ia64_unwind_table (file, aux, sec) 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")); + table = 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) + for (tp = table; tp < table + size; tp += 3 * addr_size, ++tep) { tep->start.section = SHN_UNDEF; tep->end.section = SHN_UNDEF; @@ -3589,7 +4026,7 @@ slurp_ia64_unwind_table (file, aux, sec) ++relsec) { if (relsec->sh_type != SHT_RELA - || section_headers + relsec->sh_info != sec) + || SECTION_HEADER (relsec->sh_info) != sec) continue; if (!slurp_rela_relocs (file, relsec->sh_offset, relsec->sh_size, @@ -3658,10 +4095,9 @@ slurp_ia64_unwind_table (file, aux, sec) } static int -process_unwind (file) - FILE * file; +process_unwind (FILE *file) { - Elf32_Internal_Shdr *sec, *unwsec = NULL, *strsec; + Elf_Internal_Shdr *sec, *unwsec = NULL, *strsec; unsigned long i, addr_size, unwcount = 0, unwstart = 0; struct unw_aux_info aux; @@ -3683,12 +4119,12 @@ process_unwind (file) if (sec->sh_type == SHT_SYMTAB) { aux.nsyms = sec->sh_size / sec->sh_entsize; - aux.symtab = GET_ELF_SYMBOLS (file, sec->sh_offset, aux.nsyms); + aux.symtab = GET_ELF_SYMBOLS (file, sec); - strsec = section_headers + sec->sh_link; + 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")); + aux.strtab = get_data (NULL, file, strsec->sh_offset, + aux.strtab_size, _("string table")); } else if (sec->sh_type == SHT_IA_64_UNWIND) unwcount++; @@ -3751,21 +4187,21 @@ process_unwind (file) if (string_table == NULL) printf ("%d", unwsec->sh_name); else - printf ("'%s'", SECTION_NAME (unwsec)); + 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")); + aux.info = 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 (_("'%s'"), SECTION_NAME (unwsec)); printf (_(" at offset 0x%lx contains %lu entries:\n"), (unsigned long) unwsec->sh_offset, @@ -3794,8 +4230,7 @@ process_unwind (file) } static void -dynamic_segment_mips_val (entry) - Elf_Internal_Dyn * entry; +dynamic_segment_mips_val (Elf_Internal_Dyn *entry) { switch (entry->d_tag) { @@ -3814,7 +4249,7 @@ dynamic_segment_mips_val (entry) }; unsigned int cnt; int first = 1; - for (cnt = 0; cnt < NUM_ELEM (opts); ++ cnt) + for (cnt = 0; cnt < NUM_ELEM (opts); ++cnt) if (entry->d_un.d_val & (1 << cnt)) { printf ("%s%s", first ? "" : " ", opts[cnt]); @@ -3835,7 +4270,7 @@ dynamic_segment_mips_val (entry) case DT_MIPS_TIME_STAMP: { char timebuf[20]; - struct tm * tmp; + struct tm *tmp; time_t time = entry->d_un.d_val; tmp = gmtime (&time); @@ -3869,8 +4304,7 @@ dynamic_segment_mips_val (entry) static void -dynamic_segment_parisc_val (entry) - Elf_Internal_Dyn * entry; +dynamic_segment_parisc_val (Elf_Internal_Dyn *entry) { switch (entry->d_tag) { @@ -3879,7 +4313,7 @@ dynamic_segment_parisc_val (entry) static struct { long int bit; - const char * str; + const char *str; } flags[] = { @@ -3922,18 +4356,37 @@ dynamic_segment_parisc_val (entry) print_vma (entry->d_un.d_ptr, PREFIX_HEX); break; } + putchar ('\n'); +} + +static void +dynamic_segment_ia64_val (Elf_Internal_Dyn *entry) +{ + switch (entry->d_tag) + { + case DT_IA_64_PLT_RESERVE: + /* First 3 slots reserved. */ + print_vma (entry->d_un.d_ptr, PREFIX_HEX); + printf (" -- "); + print_vma (entry->d_un.d_ptr + (3 * 8), PREFIX_HEX); + break; + + default: + print_vma (entry->d_un.d_ptr, PREFIX_HEX); + break; + } + putchar ('\n'); } static int -get_32bit_dynamic_segment (file) - FILE * file; +get_32bit_dynamic_segment (FILE *file) { - Elf32_External_Dyn * edyn; - Elf_Internal_Dyn * entry; - bfd_size_type i; + 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")); + edyn = get_data (NULL, file, dynamic_addr, dynamic_size, + _("dynamic segment")); if (!edyn) return 0; @@ -3941,11 +4394,10 @@ get_32bit_dynamic_segment (file) how large this .dynamic is now. We can do this even before the byte swapping since the DT_NULL tag is recognizable. */ dynamic_size = 0; - while (*(Elf32_Word *) edyn [dynamic_size++].d_tag != DT_NULL) + while (*(Elf32_Word *) edyn[dynamic_size++].d_tag != DT_NULL) ; - dynamic_segment = (Elf_Internal_Dyn *) - malloc (dynamic_size * sizeof (Elf_Internal_Dyn)); + dynamic_segment = malloc (dynamic_size * sizeof (Elf_Internal_Dyn)); if (dynamic_segment == NULL) { @@ -3956,10 +4408,10 @@ get_32bit_dynamic_segment (file) for (i = 0, entry = dynamic_segment; i < dynamic_size; - i ++, entry ++) + i++, entry++) { - entry->d_tag = BYTE_GET (edyn [i].d_tag); - entry->d_un.d_val = BYTE_GET (edyn [i].d_un.d_val); + entry->d_tag = BYTE_GET (edyn[i].d_tag); + entry->d_un.d_val = BYTE_GET (edyn[i].d_un.d_val); } free (edyn); @@ -3968,15 +4420,14 @@ get_32bit_dynamic_segment (file) } static int -get_64bit_dynamic_segment (file) - FILE * file; +get_64bit_dynamic_segment (FILE *file) { - Elf64_External_Dyn * edyn; - Elf_Internal_Dyn * entry; - bfd_size_type i; + 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")); + edyn = get_data (NULL, file, dynamic_addr, dynamic_size, + _("dynamic segment")); if (!edyn) return 0; @@ -3984,11 +4435,10 @@ get_64bit_dynamic_segment (file) 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) + while (*(bfd_vma *) edyn[dynamic_size++].d_tag != DT_NULL) ; - dynamic_segment = (Elf_Internal_Dyn *) - malloc (dynamic_size * sizeof (Elf_Internal_Dyn)); + dynamic_segment = malloc (dynamic_size * sizeof (Elf_Internal_Dyn)); if (dynamic_segment == NULL) { @@ -3999,10 +4449,10 @@ get_64bit_dynamic_segment (file) for (i = 0, entry = dynamic_segment; i < dynamic_size; - i ++, entry ++) + i++, entry++) { - entry->d_tag = BYTE_GET8 (edyn [i].d_tag); - entry->d_un.d_val = BYTE_GET8 (edyn [i].d_un.d_val); + entry->d_tag = BYTE_GET8 (edyn[i].d_tag); + entry->d_un.d_val = BYTE_GET8 (edyn[i].d_un.d_val); } free (edyn); @@ -4011,10 +4461,12 @@ get_64bit_dynamic_segment (file) } static const char * -get_dynamic_flags (flags) - bfd_vma flags; +get_dynamic_flags (bfd_vma flags) { - static char buff [64]; + static char buff[128]; + char *p = buff; + + *p = '\0'; while (flags) { bfd_vma flag; @@ -4022,25 +4474,30 @@ get_dynamic_flags (flags) flag = flags & - flags; flags &= ~ flag; + if (p != buff) + *p++ = ' '; + switch (flag) { - case DF_ORIGIN: strcat (buff, "ORIGIN "); break; - case DF_SYMBOLIC: strcat (buff, "SYMBOLIC "); break; - case DF_TEXTREL: strcat (buff, "TEXTREL "); break; - case DF_BIND_NOW: strcat (buff, "BIND_NOW "); break; - default: strcat (buff, "unknown "); break; + 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; +process_dynamic_segment (FILE *file) { - Elf_Internal_Dyn * entry; - bfd_size_type i; + Elf_Internal_Dyn *entry; + bfd_size_type i; if (dynamic_size == 0) { @@ -4063,9 +4520,9 @@ process_dynamic_segment (file) { for (i = 0, entry = dynamic_segment; i < dynamic_size; - ++i, ++ entry) + ++i, ++entry) { - unsigned long offset; + Elf_Internal_Shdr section; if (entry->d_tag != DT_SYMTAB) continue; @@ -4076,23 +4533,31 @@ process_dynamic_segment (file) 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; + section.sh_offset = offset_from_vma (file, entry->d_un.d_val, 0); - if (fseek (file, 0, SEEK_END)) - error (_("Unable to seek to end of file!")); + if (archive_file_offset != 0) + section.sh_size = archive_file_size - section.sh_offset; + else + { + if (fseek (file, 0, SEEK_END)) + error (_("Unable to seek to end of file!")); + + section.sh_size = ftell (file) - section.sh_offset; + } if (is_32bit_elf) - num_dynamic_syms = (ftell (file) - offset) / sizeof (Elf32_External_Sym); + section.sh_entsize = sizeof (Elf32_External_Sym); else - num_dynamic_syms = (ftell (file) - offset) / sizeof (Elf64_External_Sym); + 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, offset, num_dynamic_syms); + dynamic_symbols = GET_ELF_SYMBOLS (file, §ion); } } @@ -4101,10 +4566,10 @@ process_dynamic_segment (file) { for (i = 0, entry = dynamic_segment; i < dynamic_size; - ++i, ++ entry) + ++i, ++entry) { unsigned long offset; - long str_tab_len; + long str_tab_len; if (entry->d_tag != DT_STRTAB) continue; @@ -4116,10 +4581,16 @@ process_dynamic_segment (file) 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; + offset = offset_from_vma (file, entry->d_un.d_val, 0); + + if (archive_file_offset != 0) + str_tab_len = archive_file_size - offset; + else + { + if (fseek (file, 0, SEEK_END)) + error (_("Unable to seek to end of file\n")); + str_tab_len = ftell (file) - offset; + } if (str_tab_len < 1) { @@ -4128,8 +4599,8 @@ process_dynamic_segment (file) continue; } - dynamic_strings = (char *) get_data (NULL, file, offset, str_tab_len, - _("dynamic string table")); + dynamic_strings = get_data (NULL, file, offset, str_tab_len, + _("dynamic string table")); break; } } @@ -4137,11 +4608,11 @@ process_dynamic_segment (file) /* And find the syminfo section if available. */ if (dynamic_syminfo == NULL) { - unsigned int syminsz = 0; + unsigned long syminsz = 0; for (i = 0, entry = dynamic_segment; i < dynamic_size; - ++i, ++ entry) + ++i, ++entry) { if (entry->d_tag == DT_SYMINENT) { @@ -4152,22 +4623,22 @@ process_dynamic_segment (file) 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; + dynamic_syminfo_offset = offset_from_vma (file, entry->d_un.d_val, + syminsz); } if (dynamic_syminfo_offset != 0 && syminsz != 0) { - Elf_External_Syminfo * extsyminfo; - Elf_Internal_Syminfo * syminfo; + Elf_External_Syminfo *extsyminfo; + Elf_Internal_Syminfo *syminfo; /* There is a syminfo section. Read the data. */ - extsyminfo = ((Elf_External_Syminfo *) - get_data (NULL, file, dynamic_syminfo_offset, - syminsz, _("symbol information"))); + extsyminfo = get_data (NULL, file, dynamic_syminfo_offset, syminsz, + _("symbol information")); if (!extsyminfo) return 0; - dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz); + dynamic_syminfo = malloc (syminsz); if (dynamic_syminfo == NULL) { error (_("Out of memory\n")); @@ -4187,18 +4658,18 @@ process_dynamic_segment (file) } if (do_dynamic && dynamic_addr) - printf (_("\nDynamic segment at offset 0x%x contains %ld entries:\n"), + printf (_("\nDynamic segment at offset 0x%lx 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 ++) + i++, entry++) { if (do_dynamic) { - const char * dtype; + const char *dtype; putchar (' '); print_vma (entry->d_tag, FULL_HEX); @@ -4213,7 +4684,7 @@ process_dynamic_segment (file) { case DT_FLAGS: if (do_dynamic) - printf ("%s", get_dynamic_flags (entry->d_un.d_val)); + puts (get_dynamic_flags (entry->d_un.d_val)); break; case DT_AUXILIARY: @@ -4224,7 +4695,7 @@ process_dynamic_segment (file) if (do_dynamic) { switch (entry->d_tag) - { + { case DT_AUXILIARY: printf (_("Auxiliary library")); break; @@ -4233,7 +4704,7 @@ process_dynamic_segment (file) printf (_("Filter library")); break; - case DT_CONFIG: + case DT_CONFIG: printf (_("Configuration file")); break; @@ -4261,11 +4732,13 @@ process_dynamic_segment (file) 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"); @@ -4287,11 +4760,13 @@ process_dynamic_segment (file) 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"); @@ -4318,6 +4793,7 @@ process_dynamic_segment (file) else { unsigned long int val = entry->d_un.d_val; + if (val & DF_1_NOW) { printf (" NOW"); @@ -4396,6 +4872,7 @@ process_dynamic_segment (file) break; case DT_PLTREL: + dynamic_info[entry->d_tag] = entry->d_un.d_val; if (do_dynamic) puts (get_dynamic_type (entry->d_un.d_val)); break; @@ -4421,7 +4898,7 @@ process_dynamic_segment (file) if (do_dynamic) { - char * name; + char *name; if (dynamic_strings == NULL) name = NULL; @@ -4470,11 +4947,14 @@ process_dynamic_segment (file) case DT_RELAENT : case DT_SYMENT : case DT_RELENT : + dynamic_info[entry->d_tag] = entry->d_un.d_val; case DT_PLTPADSZ: case DT_MOVEENT : case DT_MOVESZ : case DT_INIT_ARRAYSZ: case DT_FINI_ARRAYSZ: + case DT_GNU_CONFLICTSZ: + case DT_GNU_LIBLISTSZ: if (do_dynamic) { print_vma (entry->d_un.d_val, UNSIGNED); @@ -4503,11 +4983,11 @@ process_dynamic_segment (file) { if (dynamic_strings != NULL && entry->d_tag == DT_USED) { - char * name; + char *name; name = dynamic_strings + entry->d_un.d_val; - if (* name) + if (*name) { printf (_("Not needed object: [%s]\n"), name); break; @@ -4521,24 +5001,43 @@ process_dynamic_segment (file) case DT_BIND_NOW: /* The value of this entry is ignored. */ + if (do_dynamic) + putchar ('\n'); break; - default: - if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM)) - version_info [DT_VERSIONTAGIDX (entry->d_tag)] = - entry->d_un.d_val; - + case DT_GNU_PRELINKED: if (do_dynamic) { - switch (elf_header.e_machine) - { - case EM_MIPS: + 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; + case EM_IA_64: + dynamic_segment_ia64_val (entry); + break; default: print_vma (entry->d_un.d_val, PREFIX_HEX); putchar ('\n'); @@ -4552,10 +5051,9 @@ process_dynamic_segment (file) } static char * -get_ver_flags (flags) - unsigned int flags; +get_ver_flags (unsigned int flags) { - static char buff [32]; + static char buff[32]; buff[0] = 0; @@ -4581,27 +5079,26 @@ get_ver_flags (flags) /* Display the contents of the version sections. */ static int -process_version_sections (file) - FILE * file; +process_version_sections (FILE *file) { - Elf32_Internal_Shdr * section; - unsigned i; - int found = 0; + Elf_Internal_Shdr *section; + unsigned i; + int found = 0; if (! do_version) return 1; for (i = 0, section = section_headers; i < elf_header.e_shnum; - i++, section ++) + i++, section++) { switch (section->sh_type) { case SHT_GNU_verdef: { - Elf_External_Verdef * edefs; - unsigned int idx; - unsigned int cnt; + Elf_External_Verdef *edefs; + unsigned int idx; + unsigned int cnt; found = 1; @@ -4613,24 +5110,22 @@ process_version_sections (file) printf_vma (section->sh_addr); printf (_(" Offset: %#08lx Link: %lx (%s)\n"), (unsigned long) section->sh_offset, section->sh_link, - SECTION_NAME (section_headers + 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"))); + edefs = 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) + 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; + 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; @@ -4664,7 +5159,7 @@ process_version_sections (file) isum = idx + ent.vd_aux; - for (j = 1; j < ent.vd_cnt; j ++) + for (j = 1; j < ent.vd_cnt; j++) { isum += aux.vda_next; vstart += aux.vda_next; @@ -4691,9 +5186,9 @@ process_version_sections (file) case SHT_GNU_verneed: { - Elf_External_Verneed * eneed; - unsigned int idx; - unsigned int cnt; + Elf_External_Verneed *eneed; + unsigned int idx; + unsigned int cnt; found = 1; @@ -4704,21 +5199,20 @@ process_version_sections (file) 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_headers + 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"))); + eneed = 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; + Elf_External_Verneed *entry; + Elf_Internal_Verneed ent; + int j; + int isum; + char *vstart; vstart = ((char *) eneed) + idx; @@ -4743,8 +5237,8 @@ process_version_sections (file) for (j = 0, isum = idx + ent.vn_aux; j < ent.vn_cnt; ++j) { - Elf_External_Vernaux * eaux; - Elf_Internal_Vernaux aux; + Elf_External_Vernaux *eaux; + Elf_Internal_Vernaux aux; eaux = (Elf_External_Vernaux *) vstart; @@ -4755,10 +5249,10 @@ process_version_sections (file) aux.vna_next = BYTE_GET (eaux->vna_next); if (dynamic_strings) - printf (_(" %#06x: Name: %s"), + printf (_(" %#06x: Name: %s"), isum, dynamic_strings + aux.vna_name); else - printf (_(" %#06x: Name index: %lx"), + printf (_(" %#06x: Name index: %lx"), isum, aux.vna_name); printf (_(" Flags: %s Version: %d\n"), @@ -4777,28 +5271,27 @@ process_version_sections (file) case SHT_GNU_versym: { - Elf32_Internal_Shdr * link_section; - int total; - int cnt; - unsigned char * edata; - unsigned short * data; - char * strtab; - Elf_Internal_Sym * symbols; - Elf32_Internal_Shdr * string_sec; - - link_section = section_headers + section->sh_link; + Elf_Internal_Shdr *link_section; + int total; + int cnt; + unsigned char *edata; + unsigned short *data; + char *strtab; + Elf_Internal_Sym *symbols; + Elf_Internal_Shdr *string_sec; + long off; + + link_section = SECTION_HEADER (section->sh_link); total = section->sh_size / section->sh_entsize; found = 1; - symbols = GET_ELF_SYMBOLS (file, link_section->sh_offset, - link_section->sh_size / link_section->sh_entsize); + symbols = GET_ELF_SYMBOLS (file, link_section); - string_sec = section_headers + link_section->sh_link; + 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")); + strtab = get_data (NULL, file, string_sec->sh_offset, + string_sec->sh_size, _("version string table")); if (!strtab) break; @@ -4811,22 +5304,22 @@ process_version_sections (file) (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"))); + off = offset_from_vma (file, + version_info[DT_VERSIONTAGIDX (DT_VERSYM)], + total * sizeof (short)); + edata = get_data (NULL, file, off, total * sizeof (short), + _("version symbol data")); if (!edata) { free (strtab); break; } - data = (unsigned short *) malloc (total * sizeof (short)); + data = malloc (total * sizeof (short)); for (cnt = total; cnt --;) - data [cnt] = byte_get (edata + cnt * sizeof (short), - sizeof (short)); + data[cnt] = byte_get (edata + cnt * sizeof (short), + sizeof (short)); free (edata); @@ -4834,12 +5327,12 @@ process_version_sections (file) { int j, nn; int check_def, check_need; - char * name; + char *name; printf (" %03x:", cnt); for (j = 0; (j < 4) && (cnt + j) < total; ++j) - switch (data [cnt + j]) + switch (data[cnt + j]) { case 0: fputs (_(" 0 (*local*) "), stdout); @@ -4850,36 +5343,36 @@ process_version_sections (file) break; default: - nn = printf ("%4x%c", data [cnt + j] & 0x7fff, - data [cnt + j] & 0x8000 ? 'h' : ' '); + nn = printf ("%4x%c", data[cnt + j] & 0x7fff, + data[cnt + j] & 0x8000 ? 'h' : ' '); check_def = 1; check_need = 1; - if (symbols [cnt + j].st_shndx >= SHN_LORESERVE - || section_headers[symbols [cnt + j].st_shndx].sh_type + if (SECTION_HEADER (symbols[cnt + j].st_shndx)->sh_type != SHT_NOBITS) { - if (symbols [cnt + j].st_shndx == SHN_UNDEF) + if (symbols[cnt + j].st_shndx == SHN_UNDEF) check_def = 0; else check_need = 0; } if (check_need - && version_info [DT_VERSIONTAGIDX (DT_VERNEED)]) + && version_info[DT_VERSIONTAGIDX (DT_VERNEED)]) { - Elf_Internal_Verneed ivn; - unsigned long offset; + Elf_Internal_Verneed ivn; + unsigned long offset; - offset = version_info [DT_VERSIONTAGIDX (DT_VERNEED)] - - loadaddr; + offset = offset_from_vma + (file, version_info[DT_VERSIONTAGIDX (DT_VERNEED)], + sizeof (Elf_External_Verneed)); - do + do { - Elf_Internal_Vernaux ivna; - Elf_External_Verneed evn; - Elf_External_Vernaux evna; - unsigned long a_off; + 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")); @@ -4899,10 +5392,10 @@ process_version_sections (file) a_off += ivna.vna_next; } - while (ivna.vna_other != data [cnt + j] + while (ivna.vna_other != data[cnt + j] && ivna.vna_next != 0); - if (ivna.vna_other == data [cnt + j]) + if (ivna.vna_other == data[cnt + j]) { ivna.vna_name = BYTE_GET (evna.vna_name); @@ -4920,15 +5413,16 @@ process_version_sections (file) while (ivn.vn_next); } - if (check_def && data [cnt + j] != 0x8001 - && version_info [DT_VERSIONTAGIDX (DT_VERDEF)]) + if (check_def && data[cnt + j] != 0x8001 + && version_info[DT_VERSIONTAGIDX (DT_VERDEF)]) { - Elf_Internal_Verdef ivd; - Elf_External_Verdef evd; - unsigned long offset; + Elf_Internal_Verdef ivd; + Elf_External_Verdef evd; + unsigned long offset; - offset = version_info - [DT_VERSIONTAGIDX (DT_VERDEF)] - loadaddr; + offset = offset_from_vma + (file, version_info[DT_VERSIONTAGIDX (DT_VERDEF)], + sizeof evd); do { @@ -4940,13 +5434,13 @@ process_version_sections (file) offset += ivd.vd_next; } - while (ivd.vd_ndx != (data [cnt + j] & 0x7fff) + while (ivd.vd_ndx != (data[cnt + j] & 0x7fff) && ivd.vd_next != 0); - if (ivd.vd_ndx == (data [cnt + j] & 0x7fff)) + if (ivd.vd_ndx == (data[cnt + j] & 0x7fff)) { - Elf_External_Verdaux evda; - Elf_Internal_Verdaux ivda; + Elf_External_Verdaux evda; + Elf_Internal_Verdaux ivda; ivd.vd_aux = BYTE_GET (evd.vd_aux); @@ -4989,16 +5483,15 @@ process_version_sections (file) } static const char * -get_symbol_binding (binding) - unsigned int binding; +get_symbol_binding (unsigned int binding) { - static char buff [32]; + static char buff[32]; switch (binding) { - case STB_LOCAL: return "LOCAL"; - case STB_GLOBAL: return "GLOBAL"; - case STB_WEAK: return "WEAK"; + 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, _(": %d"), binding); @@ -5011,19 +5504,19 @@ get_symbol_binding (binding) } static const char * -get_symbol_type (type) - unsigned int type; +get_symbol_type (unsigned int type) { - static char buff [32]; + 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_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) { @@ -5057,54 +5550,54 @@ get_symbol_type (type) } static const char * -get_symbol_visibility (visibility) - unsigned int visibility; +get_symbol_visibility (unsigned int visibility) { switch (visibility) { - case STV_DEFAULT: return "DEFAULT"; - case STV_INTERNAL: return "INTERNAL"; - case STV_HIDDEN: return "HIDDEN"; + case STV_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; +get_symbol_index_type (unsigned int type) { + static char buff[32]; + switch (type) { - case SHN_UNDEF: return "UND"; - case SHN_ABS: return "ABS"; - case SHN_COMMON: return "COM"; + case SHN_UNDEF: return "UND"; + case SHN_ABS: return "ABS"; + case SHN_COMMON: return "COM"; default: - if (type >= SHN_LOPROC && type <= SHN_HIPROC) - return "PRC"; - else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE) - return "RSV"; + if (type == SHN_IA_64_ANSI_COMMON + && elf_header.e_machine == EM_IA_64 + && elf_header.e_ident[EI_OSABI] == ELFOSABI_HPUX) + return "ANSI_COM"; + else if (type >= SHN_LOPROC && type <= SHN_HIPROC) + sprintf (buff, "PRC[0x%04x]", type); else if (type >= SHN_LOOS && type <= SHN_HIOS) - return "OS "; + sprintf (buff, "OS [0x%04x]", type); + else if (type >= SHN_LORESERVE && type <= SHN_HIRESERVE) + sprintf (buff, "RSV[0x%04x]", type); else - { - static char buff [32]; - - sprintf (buff, "%3d", type); - return buff; - } + sprintf (buff, "%3d", type); + break; } + + return buff; } static int * -get_dynamic_data (file, number) - FILE * file; - unsigned int number; +get_dynamic_data (FILE *file, unsigned int number) { - unsigned char * e_data; - int * i_data; + unsigned char *e_data; + int *i_data; - e_data = (unsigned char *) malloc (number * 4); + e_data = malloc (number * 4); if (e_data == NULL) { @@ -5118,7 +5611,7 @@ get_dynamic_data (file, number) return NULL; } - i_data = (int *) malloc (number * sizeof (* i_data)); + i_data = malloc (number * sizeof (*i_data)); if (i_data == NULL) { @@ -5128,7 +5621,7 @@ get_dynamic_data (file, number) } while (number--) - i_data [number] = byte_get (e_data + number * 4, 4); + i_data[number] = byte_get (e_data + number * 4, 4); free (e_data); @@ -5137,16 +5630,15 @@ get_dynamic_data (file, number) /* Dump the symbol table. */ static int -process_symbol_table (file) - FILE * file; +process_symbol_table (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; + Elf_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; @@ -5154,7 +5646,11 @@ process_symbol_table (file) if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL) || do_histogram)) { - if (fseek (file, dynamic_info[DT_HASH] - loadaddr, SEEK_SET)) + if (fseek (file, + (archive_file_offset + + offset_from_vma (file, dynamic_info[DT_HASH], + sizeof nb + sizeof nc)), + SEEK_SET)) { error (_("Unable to seek to start of dynamic information")); return 0; @@ -5185,8 +5681,8 @@ process_symbol_table (file) if (do_syms && dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL) { - int hn; - int si; + int hn; + int si; printf (_("\nSymbol table for image:\n")); if (is_32bit_elf) @@ -5196,12 +5692,12 @@ process_symbol_table (file) for (hn = 0; hn < nbuckets; hn++) { - if (! buckets [hn]) + if (! buckets[hn]) continue; - for (si = buckets [hn]; si < nchains && si > 0; si = chains [si]) + for (si = buckets[hn]; si < nchains && si > 0; si = chains[si]) { - Elf_Internal_Sym * psym; + Elf_Internal_Sym *psym; psym = dynamic_symbols + si; @@ -5213,23 +5709,24 @@ process_symbol_table (file) 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)); - printf (" %s\n", dynamic_strings + psym->st_name); + 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; + 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; + unsigned int si; + char *strtab; + Elf_Internal_Sym *symtab; + Elf_Internal_Sym *psym; if ( section->sh_type != SHT_SYMTAB @@ -5244,8 +5741,7 @@ process_symbol_table (file) else printf (_(" Num: Value Size Type Bind Vis Ndx Name\n")); - symtab = GET_ELF_SYMBOLS (file, section->sh_offset, - section->sh_size / section->sh_entsize); + symtab = GET_ELF_SYMBOLS (file, section); if (symtab == NULL) continue; @@ -5253,18 +5749,17 @@ process_symbol_table (file) strtab = string_table; else { - Elf32_Internal_Shdr * string_sec; + Elf_Internal_Shdr *string_sec; - string_sec = section_headers + section->sh_link; + string_sec = SECTION_HEADER (section->sh_link); - strtab = (char *) get_data (NULL, file, string_sec->sh_offset, - string_sec->sh_size, - _("string table")); + strtab = 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 ++) + si++, psym++) { printf ("%6d: ", si); print_vma (psym->st_value, LONG_HEX); @@ -5273,48 +5768,49 @@ process_symbol_table (file) 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)); - printf (" %s", strtab + psym->st_name); + 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) + version_info[DT_VERSIONTAGIDX (DT_VERSYM)] != 0) { - unsigned char data[2]; - unsigned short vers_data; - unsigned long offset; - int is_nobits; - int check_def; + 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; + offset = offset_from_vma + (file, version_info[DT_VERSIONTAGIDX (DT_VERSYM)], + sizeof data + si * sizeof (vers_data)); get_data (&data, file, offset + si * sizeof (vers_data), sizeof (data), _("version data")); vers_data = byte_get (data, 2); - is_nobits = psym->st_shndx < SHN_LORESERVE ? - (section_headers [psym->st_shndx].sh_type == SHT_NOBITS) - : 0; + 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)] + if (version_info[DT_VERSIONTAGIDX (DT_VERNEED)] && (is_nobits || ! check_def)) { - Elf_External_Verneed evn; - Elf_Internal_Verneed ivn; - Elf_Internal_Vernaux ivna; + Elf_External_Verneed evn; + Elf_Internal_Verneed ivn; + Elf_Internal_Vernaux ivna; /* We must test both. */ - offset = version_info - [DT_VERSIONTAGIDX (DT_VERNEED)] - loadaddr; + offset = offset_from_vma + (file, version_info[DT_VERSIONTAGIDX (DT_VERNEED)], + sizeof evn); do { - unsigned long vna_off; + unsigned long vna_off; get_data (&evn, file, offset, sizeof (evn), _("version need")); @@ -5326,7 +5822,7 @@ process_symbol_table (file) do { - Elf_External_Vernaux evna; + Elf_External_Vernaux evna; get_data (&evna, file, vna_off, sizeof (evna), @@ -5363,26 +5859,27 @@ process_symbol_table (file) if (check_def) { if (vers_data != 0x8001 - && version_info [DT_VERSIONTAGIDX (DT_VERDEF)]) + && version_info[DT_VERSIONTAGIDX (DT_VERDEF)]) { - Elf_Internal_Verdef ivd; - Elf_Internal_Verdaux ivda; - Elf_External_Verdaux evda; - unsigned long offset; + Elf_Internal_Verdef ivd; + Elf_Internal_Verdaux ivda; + Elf_External_Verdaux evda; + unsigned long offset; - offset = - version_info [DT_VERSIONTAGIDX (DT_VERDEF)] - - loadaddr; + offset = offset_from_vma + (file, + version_info[DT_VERSIONTAGIDX (DT_VERDEF)], + sizeof (Elf_External_Verdef)); do { - Elf_External_Verdef evd; + 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_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; @@ -5421,19 +5918,19 @@ process_symbol_table (file) if (do_histogram && buckets != NULL) { - int * lengths; - int * counts; - int hn; - int si; - int maxlength = 0; - int nzero_counts = 0; - int nsyms = 0; + 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)); + lengths = calloc (nbuckets, sizeof (int)); if (lengths == NULL) { error (_("Out of memory")); @@ -5441,18 +5938,18 @@ process_symbol_table (file) } for (hn = 0; hn < nbuckets; ++hn) { - if (! buckets [hn]) + if (! buckets[hn]) continue; for (si = buckets[hn]; si > 0 && si < nchains; si = chains[si]) { - ++ nsyms; + ++nsyms; if (maxlength < ++lengths[hn]) - ++ maxlength; + ++maxlength; } } - counts = (int *) calloc (maxlength + 1, sizeof (int)); + counts = calloc (maxlength + 1, sizeof (int)); if (counts == NULL) { error (_("Out of memory")); @@ -5460,7 +5957,7 @@ process_symbol_table (file) } for (hn = 0; hn < nbuckets; ++hn) - ++ counts [lengths [hn]]; + ++counts[lengths[hn]]; if (nbuckets > 0) { @@ -5489,8 +5986,7 @@ process_symbol_table (file) } static int -process_syminfo (file) - FILE * file ATTRIBUTE_UNUSED; +process_syminfo (FILE *file ATTRIBUTE_UNUSED) { unsigned int i; @@ -5512,8 +6008,9 @@ process_syminfo (file) { unsigned short int flags = dynamic_syminfo[i].si_flags; - printf ("%4d: %-30s ", i, - dynamic_strings + dynamic_symbols[i].st_name); + printf ("%4d: ", i); + print_symbol (30, dynamic_strings + dynamic_symbols[i].st_name); + putchar (' '); switch (dynamic_syminfo[i].si_boundto) { @@ -5526,9 +6023,13 @@ process_syminfo (file) default: if (dynamic_syminfo[i].si_boundto > 0 && dynamic_syminfo[i].si_boundto < dynamic_size) - printf ("%-10s ", - dynamic_strings - + dynamic_segment[dynamic_syminfo[i].si_boundto].d_un.d_val); + { + 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; @@ -5551,9 +6052,7 @@ process_syminfo (file) #ifdef SUPPORT_DISASSEMBLY static void -disassemble_section (section, file) - Elf32_Internal_Shdr * section; - FILE * file; +disassemble_section (Elf_Internal_Shdr *section, FILE *file) { printf (_("\nAssembly dump of section %s\n"), SECTION_NAME (section)); @@ -5565,18 +6064,16 @@ disassemble_section (section, file) #endif static int -dump_section (section, file) - Elf32_Internal_Shdr * section; - FILE * file; +dump_section (Elf_Internal_Shdr *section, FILE *file) { - bfd_size_type bytes; - bfd_vma addr; - unsigned char * data; - unsigned char * start; + bfd_size_type bytes; + bfd_vma addr; + unsigned char *data; + unsigned char *start; bytes = section->sh_size; - if (bytes == 0) + if (bytes == 0 || section->sh_type == SHT_NOBITS) { printf (_("\nSection '%s' has no data to dump.\n"), SECTION_NAME (section)); @@ -5587,8 +6084,7 @@ dump_section (section, file) addr = section->sh_addr; - start = (unsigned char *) get_data (NULL, file, section->sh_offset, bytes, - _("section data")); + start = get_data (NULL, file, section->sh_offset, bytes, _("section data")); if (!start) return 0; @@ -5604,14 +6100,14 @@ dump_section (section, file) printf (" 0x%8.8lx ", (unsigned long) addr); - switch (elf_header.e_ident [EI_DATA]) + switch (elf_header.e_ident[EI_DATA]) { default: case ELFDATA2LSB: for (j = 15; j >= 0; j --) { if (j < lbytes) - printf ("%2.2x", data [j]); + printf ("%2.2x", data[j]); else printf (" "); @@ -5624,7 +6120,7 @@ dump_section (section, file) for (j = 0; j < 16; j++) { if (j < lbytes) - printf ("%2.2x", data [j]); + printf ("%2.2x", data[j]); else printf (" "); @@ -5636,8 +6132,8 @@ dump_section (section, file) for (j = 0; j < lbytes; j++) { - k = data [j]; - if (k >= ' ' && k < 0x80) + k = data[j]; + if (k >= ' ' && k < 0x7f) printf ("%c", k); else printf ("."); @@ -5657,20 +6153,17 @@ dump_section (section, file) static unsigned long int -read_leb128 (data, length_return, sign) - unsigned char * data; - int * length_return; - int sign; +read_leb128 (unsigned char *data, int *length_return, int sign) { unsigned long int result = 0; - unsigned int num_read = 0; - int shift = 0; - unsigned char byte; + unsigned int num_read = 0; + int shift = 0; + unsigned char byte; do { - byte = * data ++; - num_read ++; + byte = *data++; + num_read++; result |= (byte & 0x7f) << shift; @@ -5680,7 +6173,7 @@ read_leb128 (data, length_return, sign) while (byte & 0x80); if (length_return != NULL) - * length_return = num_read; + *length_return = num_read; if (sign && (shift < 32) && (byte & 0x40)) result |= -1 << shift; @@ -5690,23 +6183,22 @@ read_leb128 (data, length_return, sign) 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; + 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; + unsigned int last_file_entry; } SMR; static SMR state_machine_regs; static void -reset_state_machine (is_stmt) - int is_stmt; +reset_state_machine (int is_stmt) { state_machine_regs.address = 0; state_machine_regs.file = 1; @@ -5721,16 +6213,13 @@ reset_state_machine (is_stmt) /* 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; +process_extended_line_op (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; + 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; @@ -5742,7 +6231,7 @@ process_extended_line_op (data, is_stmt, pointer_size) } len += bytes_read; - op_code = * data ++; + op_code = *data++; printf (_(" Extended opcode %d: "), op_code); @@ -5763,7 +6252,7 @@ process_extended_line_op (data, is_stmt, pointer_size) printf (_(" define new File Table entry\n")); printf (_(" Entry\tDir\tTime\tSize\tName\n")); - printf (_(" %d\t"), ++ state_machine_regs.last_file_entry); + 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)); @@ -5782,42 +6271,180 @@ process_extended_line_op (data, is_stmt, pointer_size) return len; } +/* Finds section NAME inside FILE and returns a + pointer to it, or NULL upon failure. */ + +static Elf_Internal_Shdr * +find_section (const char * name) +{ + Elf_Internal_Shdr *sec; + unsigned int i; + + for (i = elf_header.e_shnum, sec = section_headers + i - 1; + i; --i, --sec) + if (strcmp (SECTION_NAME (sec), name) == 0) + break; + + if (i && sec && sec->sh_size != 0) + return sec; + + return NULL; +} + /* 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 unsigned int * debug_line_pointer_sizes = NULL; +static unsigned int num_debug_line_pointer_sizes = 0; + +/* Locate and scan the .debug_info section in the file and record the pointer + sizes for the compilation units in it. Usually an executable will have + just one pointer size, but this is not guaranteed, and so we try not to + make any assumptions. Returns zero upon failure, or the number of + compilation units upon success. */ + +static unsigned int +get_debug_line_pointer_sizes (FILE * file) +{ + Elf_Internal_Shdr * section; + unsigned char * start; + unsigned char * end; + unsigned char * begin; + unsigned long length; + unsigned int num_units; + unsigned int unit; + + section = find_section (".debug_info"); + if (section == NULL) + return 0; + + length = section->sh_size; + start = get_data (NULL, file, section->sh_offset, section->sh_size, + _("extracting pointer sizes from .debug_info section")); + if (start == NULL) + return 0; + + end = start + section->sh_size; + /* First scan the section to get the number of comp units. */ + for (begin = start, num_units = 0; begin < end; num_units++) + { + /* Read the first 4 bytes. For a 32-bit DWARF section, this will + be the length. For a 64-bit DWARF section, it'll be the escape + code 0xffffffff followed by an 8 byte length. */ + length = byte_get (begin, 4); + + if (length == 0xffffffff) + { + length = byte_get (begin + 4, 8); + begin += length + 12; + } + else + begin += length + 4; + } + + if (num_units == 0) + { + error (_("No comp units in .debug_info section ?")); + free (start); + return 0; + } + + /* Then allocate an array to hold the pointer sizes. */ + debug_line_pointer_sizes = malloc (num_units * sizeof * debug_line_pointer_sizes); + if (debug_line_pointer_sizes == NULL) + { + error (_("Not enough memory for a pointer size array of %u entries"), + num_units); + free (start); + return 0; + } + + /* Populate the array. */ + for (begin = start, unit = 0; begin < end; unit++) + { + length = byte_get (begin, 4); + if (length == 0xffffffff) + { + /* For 64-bit DWARF, the 1-byte address_size field is 22 bytes + from the start of the section. This is computed as follows: + + unit_length: 12 bytes + version: 2 bytes + debug_abbrev_offset: 8 bytes + ----------------------------- + Total: 22 bytes */ + + debug_line_pointer_sizes [unit] = byte_get (begin + 22, 1); + length = byte_get (begin + 4, 8); + begin += length + 12; + } + else + { + /* For 32-bit DWARF, the 1-byte address_size field is 10 bytes from + the start of the section: + + unit_length: 4 bytes + version: 2 bytes + debug_abbrev_offset: 4 bytes + ----------------------------- + Total: 10 bytes */ + + debug_line_pointer_sizes [unit] = byte_get (begin + 10, 1); + begin += length + 4; + } + } + + free (start); + num_debug_line_pointer_sizes = num_units; + return num_units; +} 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; +display_debug_lines (Elf_Internal_Shdr *section, + unsigned char *start, FILE *file) +{ + unsigned char *hdrptr; + 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; + int offset_size; + int initial_length_size; + unsigned int comp_unit = 0; printf (_("\nDump of debug contents of section %s:\n\n"), SECTION_NAME (section)); + if (num_debug_line_pointer_sizes == 0) + get_debug_line_pointer_sizes (file); + while (data < end) { - external = (DWARF2_External_LineInfo *) data; + unsigned int pointer_size; + + hdrptr = data; /* Check the length of the block. */ - info.li_length = BYTE_GET (external->li_length); + info.li_length = byte_get (hdrptr, 4); + hdrptr += 4; if (info.li_length == 0xffffffff) { - warn (_("64-bit DWARF line info is not supported yet.\n")); - break; + /* This section is 64-bit DWARF 3. */ + info.li_length = byte_get (hdrptr, 8); + hdrptr += 8; + offset_size = 8; + initial_length_size = 12; + } + else + { + offset_size = 4; + initial_length_size = 4; } - if (info.li_length + sizeof (external->li_length) > section->sh_size) + if (info.li_length + initial_length_size > section->sh_size) { warn (_("The line info appears to be corrupt - the section is too small\n")); @@ -5825,24 +6452,44 @@ display_debug_lines (section, start, file) } /* Check its version number. */ - info.li_version = BYTE_GET (external->li_version); - if (info.li_version != 2) + info.li_version = byte_get (hdrptr, 2); + hdrptr += 2; + if (info.li_version != 2 && info.li_version != 3) { - warn (_("Only DWARF version 2 line info is currently supported.\n")); + warn (_("Only DWARF version 2 and 3 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); + info.li_prologue_length = byte_get (hdrptr, offset_size); + hdrptr += offset_size; + info.li_min_insn_length = byte_get (hdrptr, 1); + hdrptr++; + info.li_default_is_stmt = byte_get (hdrptr, 1); + hdrptr++; + info.li_line_base = byte_get (hdrptr, 1); + hdrptr++; + info.li_line_range = byte_get (hdrptr, 1); + hdrptr++; + info.li_opcode_base = byte_get (hdrptr, 1); + hdrptr++; /* Sign extend the line base field. */ info.li_line_base <<= 24; info.li_line_base >>= 24; + /* Get the pointer size from the comp unit associated + with this block of line number information. */ + if (comp_unit >= num_debug_line_pointer_sizes) + { + error (_("Not enough comp units for .debug_lines section\n")); + return 0; + } + else + { + pointer_size = debug_line_pointer_sizes [comp_unit]; + comp_unit ++; + } + printf (_(" Length: %ld\n"), info.li_length); printf (_(" DWARF Version: %d\n"), info.li_version); printf (_(" Prologue Length: %d\n"), info.li_prologue_length); @@ -5851,13 +6498,14 @@ display_debug_lines (section, start, file) 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); + printf (_(" (Pointer size: %u)\n"), pointer_size); - end_of_sequence = data + info.li_length + sizeof (external->li_length); + end_of_sequence = data + info.li_length + initial_length_size; reset_state_machine (info.li_default_is_stmt); /* Display the contents of the Opcodes table. */ - standard_opcodes = data + sizeof (* external); + standard_opcodes = hdrptr; printf (_("\n Opcodes:\n")); @@ -5867,13 +6515,13 @@ display_debug_lines (section, start, file) /* Display the contents of the Directory table. */ data = standard_opcodes + info.li_opcode_base - 1; - if (* data == 0) + if (*data == 0) printf (_("\n The Directory Table is empty.\n")); else { printf (_("\n The Directory Table:\n")); - while (* data != 0) + while (*data != 0) { printf (_(" %s\n"), data); @@ -5882,22 +6530,22 @@ display_debug_lines (section, start, file) } /* Skip the NUL at the end of the table. */ - data ++; + data++; /* Display the contents of the File Name table. */ - if (* data == 0) + 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) + while (*data != 0) { - unsigned char * name; + unsigned char *name; int bytes_read; - printf (_(" %d\t"), ++ state_machine_regs.last_file_entry); + printf (_(" %d\t"), ++state_machine_regs.last_file_entry); name = data; data += strlen ((char *) data) + 1; @@ -5913,7 +6561,7 @@ display_debug_lines (section, start, file) } /* Skip the NUL at the end of the table. */ - data ++; + data++; /* Now display the statements. */ printf (_("\n Line Number Statements:\n")); @@ -5922,10 +6570,10 @@ display_debug_lines (section, start, file) while (data < end_of_sequence) { unsigned char op_code; - int adv; - int bytes_read; + int adv; + int bytes_read; - op_code = * data ++; + op_code = *data++; if (op_code >= info.li_opcode_base) { @@ -5938,12 +6586,12 @@ display_debug_lines (section, start, file) state_machine_regs.line += adv; printf (_(" and Line by %d to %d\n"), adv, state_machine_regs.line); - } - else switch (op_code) + } + else switch (op_code) { case DW_LNS_extended_op: data += process_extended_line_op (data, info.li_default_is_stmt, - debug_line_pointer_size); + pointer_size); break; case DW_LNS_copy: @@ -6012,17 +6660,17 @@ display_debug_lines (section, start, file) 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); { @@ -6045,14 +6693,12 @@ display_debug_lines (section, start, file) } static int -display_debug_pubnames (section, start, file) - Elf32_Internal_Shdr * section; - unsigned char * start; - FILE * file ATTRIBUTE_UNUSED; +display_debug_pubnames (Elf_Internal_Shdr *section, + unsigned char *start, + FILE *file ATTRIBUTE_UNUSED) { - DWARF2_External_PubNames * external; - DWARF2_Internal_PubNames pubnames; - unsigned char * end; + DWARF2_Internal_PubNames pubnames; + unsigned char *end; end = start + section->sh_size; @@ -6060,32 +6706,43 @@ display_debug_pubnames (section, start, file) while (start < end) { - unsigned char * data; - unsigned long offset; - - external = (DWARF2_External_PubNames *) start; + unsigned char *data; + unsigned long offset; + int offset_size, initial_length_size; - 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); + data = start; + pubnames.pn_length = byte_get (data, 4); + data += 4; if (pubnames.pn_length == 0xffffffff) { - warn (_("64-bit DWARF pubnames are not supported yet.\n")); - break; + pubnames.pn_length = byte_get (data, 8); + data += 8; + offset_size = 8; + initial_length_size = 12; } + else + { + offset_size = 4; + initial_length_size = 4; + } + + pubnames.pn_version = byte_get (data, 2); + data += 2; + pubnames.pn_offset = byte_get (data, offset_size); + data += offset_size; + pubnames.pn_size = byte_get (data, offset_size); + data += offset_size; + + start += pubnames.pn_length + initial_length_size; - if (pubnames.pn_version != 2) + if (pubnames.pn_version != 2 && pubnames.pn_version != 3) { static int warned = 0; if (! warned) { - warn (_("Only DWARF 2 pubnames are currently supported\n")); + warn (_("Only DWARF 2 and 3 pubnames are currently supported\n")); warned = 1; } @@ -6105,11 +6762,11 @@ display_debug_pubnames (section, start, file) do { - offset = byte_get (data, 4); + offset = byte_get (data, offset_size); if (offset != 0) { - data += 4; + data += offset_size; printf (" %ld\t\t%s\n", offset, data); data += strlen ((char *) data) + 1; } @@ -6122,75 +6779,78 @@ display_debug_pubnames (section, start, file) } static char * -get_TAG_name (tag) - unsigned long tag; +get_TAG_name (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_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"; + 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"; + 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"; + /* UPC values. */ + case DW_TAG_upc_shared_type: return "DW_TAG_upc_shared_type"; + case DW_TAG_upc_strict_type: return "DW_TAG_upc_strict_type"; + case DW_TAG_upc_relaxed_type: return "DW_TAG_upc_relaxed_type"; default: { - static char buffer [100]; + static char buffer[100]; sprintf (buffer, _("Unknown TAG value: %lx"), tag); return buffer; @@ -6199,108 +6859,111 @@ get_TAG_name (tag) } static char * -get_AT_name (attribute) - unsigned long attribute; +get_AT_name (unsigned long attribute) { switch (attribute) { - case DW_AT_sibling: return "DW_AT_sibling"; - case DW_AT_location: return "DW_AT_location"; - case DW_AT_name: return "DW_AT_name"; - case DW_AT_ordering: return "DW_AT_ordering"; - case DW_AT_subscr_data: return "DW_AT_subscr_data"; - case DW_AT_byte_size: return "DW_AT_byte_size"; - case DW_AT_bit_offset: return "DW_AT_bit_offset"; - case DW_AT_bit_size: return "DW_AT_bit_size"; - case DW_AT_element_list: return "DW_AT_element_list"; - case DW_AT_stmt_list: return "DW_AT_stmt_list"; - case DW_AT_low_pc: return "DW_AT_low_pc"; - case DW_AT_high_pc: return "DW_AT_high_pc"; - case DW_AT_language: return "DW_AT_language"; - case DW_AT_member: return "DW_AT_member"; - case DW_AT_discr: return "DW_AT_discr"; - case DW_AT_discr_value: return "DW_AT_discr_value"; - case DW_AT_visibility: return "DW_AT_visibility"; - case DW_AT_import: return "DW_AT_import"; - case DW_AT_string_length: return "DW_AT_string_length"; - case DW_AT_common_reference: return "DW_AT_common_reference"; - case DW_AT_comp_dir: return "DW_AT_comp_dir"; - case DW_AT_const_value: return "DW_AT_const_value"; - case DW_AT_containing_type: return "DW_AT_containing_type"; - case DW_AT_default_value: return "DW_AT_default_value"; - case DW_AT_inline: return "DW_AT_inline"; - case DW_AT_is_optional: return "DW_AT_is_optional"; - case DW_AT_lower_bound: return "DW_AT_lower_bound"; - case DW_AT_producer: return "DW_AT_producer"; - case DW_AT_prototyped: return "DW_AT_prototyped"; - case DW_AT_return_addr: return "DW_AT_return_addr"; - case DW_AT_start_scope: return "DW_AT_start_scope"; - case DW_AT_stride_size: return "DW_AT_stride_size"; - case DW_AT_upper_bound: return "DW_AT_upper_bound"; - case DW_AT_abstract_origin: return "DW_AT_abstract_origin"; - case DW_AT_accessibility: return "DW_AT_accessibility"; - case DW_AT_address_class: return "DW_AT_address_class"; - case DW_AT_artificial: return "DW_AT_artificial"; - case DW_AT_base_types: return "DW_AT_base_types"; - case DW_AT_calling_convention: return "DW_AT_calling_convention"; - case DW_AT_count: return "DW_AT_count"; - case DW_AT_data_member_location: return "DW_AT_data_member_location"; - case DW_AT_decl_column: return "DW_AT_decl_column"; - case DW_AT_decl_file: return "DW_AT_decl_file"; - case DW_AT_decl_line: return "DW_AT_decl_line"; - case DW_AT_declaration: return "DW_AT_declaration"; - case DW_AT_discr_list: return "DW_AT_discr_list"; - case DW_AT_encoding: return "DW_AT_encoding"; - case DW_AT_external: return "DW_AT_external"; - case DW_AT_frame_base: return "DW_AT_frame_base"; - case DW_AT_friend: return "DW_AT_friend"; - case DW_AT_identifier_case: return "DW_AT_identifier_case"; - case DW_AT_macro_info: return "DW_AT_macro_info"; - case DW_AT_namelist_items: return "DW_AT_namelist_items"; - case DW_AT_priority: return "DW_AT_priority"; - case DW_AT_segment: return "DW_AT_segment"; - case DW_AT_specification: return "DW_AT_specification"; - case DW_AT_static_link: return "DW_AT_static_link"; - case DW_AT_type: return "DW_AT_type"; - case DW_AT_use_location: return "DW_AT_use_location"; - case DW_AT_variable_parameter: return "DW_AT_variable_parameter"; - case DW_AT_virtuality: return "DW_AT_virtuality"; - case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location"; + case DW_AT_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"; + 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_fde: return "DW_AT_MIPS_fde"; + case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin"; + case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin"; + case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin"; case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor"; - case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth"; - case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name"; - case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride"; - case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name"; - case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin"; - case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines"; + case DW_AT_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_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"; + /* UPC extension. */ + case DW_AT_upc_threads_scaled: return "DW_AT_upc_threads_scaled"; default: { - static char buffer [100]; + static char buffer[100]; sprintf (buffer, _("Unknown AT value: %lx"), attribute); return buffer; @@ -6309,35 +6972,34 @@ get_AT_name (attribute) } static char * -get_FORM_name (form) - unsigned long form; +get_FORM_name (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"; + 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]; + static char buffer[100]; sprintf (buffer, _("Unknown FORM value: %lx"), form); return buffer; @@ -6345,44 +7007,44 @@ get_FORM_name (form) } } -/* FIXME: There are better and more effiecint ways to handle +/* FIXME: There are better and more efficient 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; + 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; + 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 abbrev_entry *first_abbrev = NULL; +static abbrev_entry *last_abbrev = NULL; static void -free_abbrevs PARAMS ((void)) +free_abbrevs (void) { - abbrev_entry * abbrev; + abbrev_entry *abbrev; for (abbrev = first_abbrev; abbrev;) { - abbrev_entry * next = abbrev->next; - abbrev_attr * attr; + abbrev_entry *next = abbrev->next; + abbrev_attr *attr; for (attr = abbrev->first_attr; attr;) { - abbrev_attr * next = attr->next; + abbrev_attr *next = attr->next; free (attr); attr = next; @@ -6396,14 +7058,11 @@ free_abbrevs PARAMS ((void)) } static void -add_abbrev (number, tag, children) - unsigned long number; - unsigned long tag; - int children; +add_abbrev (unsigned long number, unsigned long tag, int children) { - abbrev_entry * entry; + abbrev_entry *entry; - entry = (abbrev_entry *) malloc (sizeof (* entry)); + entry = malloc (sizeof (*entry)); if (entry == NULL) /* ugg */ @@ -6425,13 +7084,11 @@ add_abbrev (number, tag, children) } static void -add_abbrev_attr (attribute, form) - unsigned long attribute; - unsigned long form; +add_abbrev_attr (unsigned long attribute, unsigned long form) { - abbrev_attr * attr; + abbrev_attr *attr; - attr = (abbrev_attr *) malloc (sizeof (* attr)); + attr = malloc (sizeof (*attr)); if (attr == NULL) /* ugg */ @@ -6455,20 +7112,18 @@ add_abbrev_attr (attribute, form) an abbreviation set was found. */ static unsigned char * -process_abbrev_section (start, end) - unsigned char * start; - unsigned char * end; +process_abbrev_section (unsigned char *start, unsigned char *end) { if (first_abbrev != NULL) return NULL; while (start < end) { - int bytes_read; + int bytes_read; unsigned long entry; unsigned long tag; unsigned long attribute; - int children; + int children; entry = read_leb128 (start, & bytes_read, 0); start += bytes_read; @@ -6482,7 +7137,7 @@ process_abbrev_section (start, end) tag = read_leb128 (start, & bytes_read, 0); start += bytes_read; - children = * start ++; + children = *start++; add_abbrev (entry, tag, children); @@ -6507,13 +7162,12 @@ process_abbrev_section (start, end) static int -display_debug_macinfo (section, start, file) - Elf32_Internal_Shdr * section; - unsigned char * start; - FILE * file ATTRIBUTE_UNUSED; +display_debug_macinfo (Elf_Internal_Shdr *section, + unsigned char *start, + FILE *file ATTRIBUTE_UNUSED) { - unsigned char * end = start + section->sh_size; - unsigned char * curr = start; + unsigned char *end = start + section->sh_size; + unsigned char *curr = start; unsigned int bytes_read; enum dwarf_macinfo_record_type op; @@ -6522,10 +7176,10 @@ display_debug_macinfo (section, start, file) while (curr < end) { unsigned int lineno; - const char * string; + const char *string; - op = * curr; - curr ++; + op = *curr; + curr++; switch (op) { @@ -6581,13 +7235,12 @@ display_debug_macinfo (section, start, file) static int -display_debug_abbrev (section, start, file) - Elf32_Internal_Shdr * section; - unsigned char * start; - FILE * file ATTRIBUTE_UNUSED; +display_debug_abbrev (Elf_Internal_Shdr *section, + unsigned char *start, + FILE *file ATTRIBUTE_UNUSED) { - abbrev_entry * entry; - unsigned char * end = start + section->sh_size; + abbrev_entry *entry; + unsigned char *end = start + section->sh_size; printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section)); @@ -6602,7 +7255,7 @@ display_debug_abbrev (section, start, file) for (entry = first_abbrev; entry; entry = entry->next) { - abbrev_attr * attr; + abbrev_attr *attr; printf (_(" %ld %s [%s]\n"), entry->entry, @@ -6628,32 +7281,29 @@ display_debug_abbrev (section, start, file) static unsigned char * -display_block (data, length) - unsigned char * data; - unsigned long length; +display_block (unsigned char *data, unsigned long length) { printf (_(" %lu byte block: "), length); while (length --) - printf ("%lx ", (unsigned long) byte_get (data ++, 1)); + 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; +decode_location_expression (unsigned char * data, + unsigned int pointer_size, + unsigned long length) { - unsigned op; - int bytes_read; - unsigned long uvalue; - unsigned char * end = data + length; + unsigned op; + int bytes_read; + unsigned long uvalue; + unsigned char *end = data + length; while (data < end) { - op = * data ++; + op = *data++; switch (op) { @@ -6936,7 +7586,7 @@ decode_location_expression (data, pointer_size, length) printf ("DW_OP_nop"); break; - /* DWARF 2.1 extensions. */ + /* DWARF 3 extensions. */ case DW_OP_push_object_address: printf ("DW_OP_push_object_address"); break; @@ -6948,8 +7598,13 @@ decode_location_expression (data, pointer_size, length) printf ("DW_OP_call4: <%lx>", (long) byte_get (data, 4)); data += 4; break; - case DW_OP_calli: - printf ("DW_OP_calli"); + case DW_OP_call_ref: + printf ("DW_OP_call_ref"); + break; + + /* GNU extensions. */ + case DW_OP_GNU_push_tls_address: + printf ("DW_OP_GNU_push_tls_address"); break; default: @@ -6963,44 +7618,151 @@ decode_location_expression (data, pointer_size, length) } /* Separate the ops. */ - printf ("; "); + if (data < end) + printf ("; "); } } +static const char *debug_loc_contents; +static bfd_vma debug_loc_size; + +static void +load_debug_loc (FILE *file) +{ + Elf_Internal_Shdr *sec; + + /* If it is already loaded, do nothing. */ + if (debug_loc_contents != NULL) + return; + + /* Locate the .debug_loc section. */ + sec = find_section (".debug_loc"); + if (sec == NULL) + return; + + debug_loc_size = sec->sh_size; + + debug_loc_contents = get_data (NULL, file, sec->sh_offset, sec->sh_size, + _("debug_loc section data")); +} + +static void +free_debug_loc (void) +{ + if (debug_loc_contents == NULL) + return; + + free ((char *) debug_loc_contents); + debug_loc_contents = NULL; + debug_loc_size = 0; +} + + +static int +display_debug_loc (Elf_Internal_Shdr *section, + unsigned char *start, FILE *file) +{ + unsigned char *section_end; + unsigned long bytes; + unsigned char *section_begin = start; + bfd_vma addr; + unsigned int comp_unit = 0; + + 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; + } + + if (num_debug_line_pointer_sizes == 0) + get_debug_line_pointer_sizes (file); + + 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; + unsigned int pointer_size; + + offset = start - section_begin; + + /* Get the pointer size from the comp unit associated + with this block of location information. */ + if (comp_unit >= num_debug_line_pointer_sizes) + { + error (_("Not enough comp units for .debug_loc section\n")); + return 0; + } + else + { + pointer_size = debug_line_pointer_sizes [comp_unit]; + comp_unit ++; + } + + while (1) + { + begin = byte_get (start, pointer_size); + start += pointer_size; + end = byte_get (start, pointer_size); + start += pointer_size; + + if (begin == 0 && end == 0) + break; + + /* For now, skip any base address specifiers. */ + if (begin == 0xffffffff) + continue; + + 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, pointer_size, length); + printf (")\n"); + + start += length; + } + printf ("\n"); + } + return 1; +} -static const char * debug_str_contents; -static bfd_vma debug_str_size; +static const char *debug_str_contents; +static bfd_vma debug_str_size; static void -load_debug_str (file) - FILE * file; +load_debug_str (FILE *file) { - Elf32_Internal_Shdr * sec; - int i; + Elf_Internal_Shdr *sec; /* 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) + sec = find_section (".debug_str"); + if (sec == NULL) 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"))); + debug_str_contents = get_data (NULL, file, sec->sh_offset, sec->sh_size, + _("debug_str section data")); } static void -free_debug_str () +free_debug_str (void) { if (debug_str_contents == NULL) return; @@ -7011,8 +7773,7 @@ free_debug_str () } static const char * -fetch_indirect_string (offset) - unsigned long offset; +fetch_indirect_string (unsigned long offset) { if (debug_str_contents == NULL) return _(""); @@ -7023,15 +7784,13 @@ fetch_indirect_string (offset) return debug_str_contents + offset; } - static int -display_debug_str (section, start, file) - Elf32_Internal_Shdr * section; - unsigned char * start; - FILE * file ATTRIBUTE_UNUSED; +display_debug_str (Elf_Internal_Shdr *section, + unsigned char *start, + FILE *file ATTRIBUTE_UNUSED) { - unsigned long bytes; - bfd_vma addr; + unsigned long bytes; + bfd_vma addr; addr = section->sh_addr; bytes = section->sh_size; @@ -7057,7 +7816,7 @@ display_debug_str (section, start, file) for (j = 0; j < 16; j++) { if (j < lbytes) - printf ("%2.2x", start [j]); + printf ("%2.2x", start[j]); else printf (" "); @@ -7067,7 +7826,7 @@ display_debug_str (section, start, file) for (j = 0; j < lbytes; j++) { - k = start [j]; + k = start[j]; if (k >= ' ' && k < 0x80) printf ("%c", k); else @@ -7084,18 +7843,18 @@ display_debug_str (section, start, file) 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; +read_and_display_attr_value (unsigned long attribute, + unsigned long form, + unsigned char *data, + unsigned long cu_offset, + unsigned long pointer_size, + unsigned long offset_size, + int dwarf_version) { - unsigned long uvalue = 0; - unsigned char * block_start = NULL; - int bytes_read; + unsigned long uvalue = 0; + unsigned char *block_start = NULL; + int bytes_read; switch (form) { @@ -7103,20 +7862,36 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) break; case DW_FORM_ref_addr: + if (dwarf_version == 2) + { + uvalue = byte_get (data, pointer_size); + data += pointer_size; + } + else if (dwarf_version == 3) + { + uvalue = byte_get (data, offset_size); + data += offset_size; + } + else + { + error (_("Internal error: DWARF version is not 2 or 3.\n")); + } + break; + 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; + uvalue = byte_get (data, offset_size); + data += offset_size; break; case DW_FORM_ref1: case DW_FORM_flag: case DW_FORM_data1: - uvalue = byte_get (data ++, 1); + uvalue = byte_get (data++, 1); break; case DW_FORM_ref2: @@ -7147,7 +7922,8 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) data += bytes_read; printf (" %s", get_FORM_name (form)); return read_and_display_attr_value (attribute, form, data, cu_offset, - pointer_size); + pointer_size, offset_size, + dwarf_version); } switch (form) @@ -7213,8 +7989,8 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) break; case DW_FORM_strp: - printf (_(" (indirect string, offset: 0x%lx): "), uvalue); - printf (fetch_indirect_string (uvalue)); + printf (_(" (indirect string, offset: 0x%lx): %s"), + uvalue, fetch_indirect_string (uvalue)); break; case DW_FORM_indirect: @@ -7222,11 +7998,11 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) break; default: - warn (_("Unrecognised form: %d\n"), form); + warn (_("Unrecognized form: %d\n"), form); break; } - /* For some attributes we can display futher information. */ + /* For some attributes we can display further information. */ printf ("\t"); @@ -7235,51 +8011,65 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) 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; + 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; + 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; + case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break; + /* UPC extension. */ + case DW_LANG_Upc: printf ("(Unified Parallel C)"); 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; + 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; + case DW_ATE_imaginary_float: printf ("(imaginary float)"); break; default: if (uvalue >= DW_ATE_lo_user && uvalue <= DW_ATE_hi_user) @@ -7296,17 +8086,19 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) 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; + 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; + 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; @@ -7316,7 +8108,7 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) 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; + default: printf ("(unknown virtuality)"); break; } break; @@ -7327,7 +8119,7 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) 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; + default: printf ("(unknown case)"); break; } break; @@ -7371,6 +8163,12 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) decode_location_expression (block_start, pointer_size, uvalue); printf (")"); } + else if (form == DW_FORM_data4 || form == DW_FORM_data8) + { + printf ("("); + printf ("location list"); + printf (")"); + } break; default: @@ -7381,92 +8179,107 @@ read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size) } 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; +read_and_display_attr (unsigned long attribute, + unsigned long form, + unsigned char *data, + unsigned long cu_offset, + unsigned long pointer_size, + unsigned long offset_size, + int dwarf_version) { printf (" %-18s:", get_AT_name (attribute)); data = read_and_display_attr_value (attribute, form, data, cu_offset, - pointer_size); + pointer_size, offset_size, dwarf_version); printf ("\n"); return data; } static int -display_debug_info (section, start, file) - Elf32_Internal_Shdr * section; - unsigned char * start; - FILE * file; +display_debug_info (Elf_Internal_Shdr *section, + unsigned char *start, + FILE *file) { - unsigned char * end = start + section->sh_size; - unsigned char * section_begin = start; + 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; - int i; - int level; - unsigned long cu_offset; + DWARF2_Internal_CompUnit compunit; + Elf_Internal_Shdr *relsec; + unsigned char *hdrptr; + unsigned char *cu_abbrev_offset_ptr; + unsigned char *tags; + int level; + unsigned long cu_offset; + int offset_size; + int initial_length_size; - external = (DWARF2_External_CompUnit *) start; + hdrptr = 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); + compunit.cu_length = byte_get (hdrptr, 4); + hdrptr += 4; if (compunit.cu_length == 0xffffffff) { - warn (_("64-bit DWARF debug info is not supported yet.\n")); - break; + compunit.cu_length = byte_get (hdrptr, 8); + hdrptr += 8; + offset_size = 8; + initial_length_size = 12; + } + else + { + offset_size = 4; + initial_length_size = 4; } - /* Check for RELA relocations in the abbrev_offset address, and - apply them. */ + compunit.cu_version = byte_get (hdrptr, 2); + hdrptr += 2; + + /* Apply addends of RELA relocations. */ for (relsec = section_headers; relsec < section_headers + elf_header.e_shnum; ++relsec) { - unsigned long nrelas, nsyms; + unsigned long nrelas; Elf_Internal_Rela *rela, *rp; - Elf32_Internal_Shdr *symsec; + Elf_Internal_Shdr *symsec; Elf_Internal_Sym *symtab; Elf_Internal_Sym *sym; if (relsec->sh_type != SHT_RELA - || section_headers + relsec->sh_info != section) + || 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_headers + relsec->sh_link; - nsyms = symsec->sh_size / symsec->sh_entsize; - symtab = GET_ELF_SYMBOLS (file, symsec->sh_offset, nsyms); + 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)) + unsigned char *loc; + + if (rp->r_offset >= (bfd_vma) (hdrptr - section_begin) + && section->sh_size > (bfd_vma) offset_size + && rp->r_offset <= section->sh_size - offset_size) + loc = section_begin + rp->r_offset; + else continue; if (is_32bit_elf) { sym = symtab + ELF32_R_SYM (rp->r_info); - if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION) + 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)); @@ -7477,7 +8290,8 @@ display_debug_info (section, start, file) { sym = symtab + ELF64_R_SYM (rp->r_info); - if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION) + 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)); @@ -7485,17 +8299,23 @@ display_debug_info (section, start, file) } } - compunit.cu_abbrev_offset += rp->r_addend; - break; + byte_put (loc, rp->r_addend, offset_size); } free (rela); break; } - tags = start + sizeof (* external); + cu_abbrev_offset_ptr = hdrptr; + compunit.cu_abbrev_offset = byte_get (hdrptr, offset_size); + hdrptr += offset_size; + + compunit.cu_pointer_size = byte_get (hdrptr, 1); + hdrptr += 1; + + tags = hdrptr; cu_offset = start - section_begin; - start += compunit.cu_length + sizeof (external->cu_length); + start += compunit.cu_length + initial_length_size; printf (_(" Compilation Unit @ %lx:\n"), cu_offset); printf (_(" Length: %ld\n"), compunit.cu_length); @@ -7503,36 +8323,29 @@ display_debug_info (section, start, file) printf (_(" Abbrev Offset: %ld\n"), compunit.cu_abbrev_offset); printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size); - if (compunit.cu_version != 2) + if (compunit.cu_version != 2 && compunit.cu_version != 3) { - warn (_("Only version 2 DWARF debug information is currently supported.\n")); + warn (_("Only version 2 and 3 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; + Elf_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) + sec = find_section (".debug_abbrev"); + if (sec == NULL) { 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"))); + begin = get_data (NULL, file, sec->sh_offset, sec->sh_size, + _("debug_abbrev section data")); if (!begin) return 0; @@ -7545,10 +8358,10 @@ display_debug_info (section, start, file) level = 0; while (tags < start) { - int bytes_read; - unsigned long abbrev_number; - abbrev_entry * entry; - abbrev_attr * attr; + int bytes_read; + unsigned long abbrev_number; + abbrev_entry *entry; + abbrev_attr *attr; abbrev_number = read_leb128 (tags, & bytes_read, 0); tags += bytes_read; @@ -7584,7 +8397,9 @@ display_debug_info (section, start, file) tags = read_and_display_attr (attr->attribute, attr->form, tags, cu_offset, - compunit.cu_pointer_size); + compunit.cu_pointer_size, + offset_size, + compunit.cu_version); if (entry->children) ++level; @@ -7592,6 +8407,7 @@ display_debug_info (section, start, file) } free_debug_str (); + free_debug_loc (); printf ("\n"); @@ -7599,41 +8415,58 @@ display_debug_info (section, start, file) } static int -display_debug_aranges (section, start, file) - Elf32_Internal_Shdr * section; - unsigned char * start; - FILE * file ATTRIBUTE_UNUSED; +display_debug_aranges (Elf_Internal_Shdr *section, + unsigned char *start, + FILE *file ATTRIBUTE_UNUSED) { - unsigned char * end = start + section->sh_size; + 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; + unsigned char *hdrptr; + DWARF2_Internal_ARange arange; + unsigned char *ranges; + unsigned long length; + unsigned long address; + int excess; + int offset_size; + int initial_length_size; - external = (DWARF2_External_ARange *) start; + hdrptr = 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); + arange.ar_length = byte_get (hdrptr, 4); + hdrptr += 4; if (arange.ar_length == 0xffffffff) { - warn (_("64-bit DWARF aranges are not supported yet.\n")); - break; + arange.ar_length = byte_get (hdrptr, 8); + hdrptr += 8; + offset_size = 8; + initial_length_size = 12; + } + else + { + offset_size = 4; + initial_length_size = 4; } - if (arange.ar_version != 2) + arange.ar_version = byte_get (hdrptr, 2); + hdrptr += 2; + + arange.ar_info_offset = byte_get (hdrptr, offset_size); + hdrptr += offset_size; + + arange.ar_pointer_size = byte_get (hdrptr, 1); + hdrptr += 1; + + arange.ar_segment_size = byte_get (hdrptr, 1); + hdrptr += 1; + + if (arange.ar_version != 2 && arange.ar_version != 3) { - warn (_("Only DWARF 2 aranges are currently supported.\n")); + warn (_("Only DWARF 2 and 3 aranges are currently supported.\n")); break; } @@ -7645,10 +8478,10 @@ display_debug_aranges (section, start, file) printf (_("\n Address Length\n")); - ranges = start + sizeof (* external); + ranges = hdrptr; /* Must pad to an alignment boundary that is twice the pointer size. */ - excess = sizeof (* external) % (2 * arange.ar_pointer_size); + excess = (hdrptr - start) % (2 * arange.ar_pointer_size); if (excess) ranges += (2 * arange.ar_pointer_size) - excess; @@ -7669,7 +8502,7 @@ display_debug_aranges (section, start, file) printf (" %8.8lx %lu\n", address, length); } - start += arange.ar_length + sizeof (external->ar_length); + start += arange.ar_length + initial_length_size; } printf ("\n"); @@ -7679,21 +8512,22 @@ display_debug_aranges (section, start, file) typedef struct Frame_Chunk { - struct Frame_Chunk * next; - unsigned char * chunk_start; - int ncols; + 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; + 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; + unsigned char cfa_exp; } Frame_Chunk; @@ -7701,14 +8535,8 @@ Frame_Chunk; 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; +frame_need_space (Frame_Chunk *fc, int reg) { int prev = fc->ncols; @@ -7716,10 +8544,8 @@ frame_need_space (fc, reg) 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)); + fc->col_type = xrealloc (fc->col_type, fc->ncols * sizeof (short int)); + fc->col_offset = xrealloc (fc->col_offset, fc->ncols * sizeof (int)); while (prev < fc->ncols) { @@ -7730,24 +8556,21 @@ frame_need_space (fc, reg) } static void -frame_display_row (fc, need_col_headers, max_regs) - Frame_Chunk * fc; - int * need_col_headers; - int * max_regs; +frame_display_row (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 (*max_regs < fc->ncols) + *max_regs = fc->ncols; - if (* need_col_headers) + if (*need_col_headers) { - * need_col_headers = 0; + *need_col_headers = 0; printf (" LOC CFA "); - for (r = 0; r < * max_regs; r++) + for (r = 0; r < *max_regs; r++) if (fc->col_type[r] != DW_CFA_unreferenced) { if (r == fc->ra) @@ -7760,7 +8583,10 @@ frame_display_row (fc, need_col_headers, max_regs) } printf ("%08lx ", fc->pc_begin); - sprintf (tmp, "r%d%+d", fc->cfa_reg, fc->cfa_offset); + if (fc->cfa_exp) + strcpy (tmp, "exp"); + else + sprintf (tmp, "r%d%+d", fc->cfa_reg, fc->cfa_offset); printf ("%-8s ", tmp); for (r = 0; r < fc->ncols; r++) @@ -7781,6 +8607,9 @@ frame_display_row (fc, need_col_headers, max_regs) case DW_CFA_register: sprintf (tmp, "r%d", fc->col_offset[r]); break; + case DW_CFA_expression: + strcpy (tmp, "exp"); + break; default: strcpy (tmp, "n/a"); break; @@ -7792,8 +8621,7 @@ frame_display_row (fc, need_col_headers, max_regs) } static int -size_of_encoded_value (encoding) - int encoding; +size_of_encoded_value (int encoding) { switch (encoding & 0x7) { @@ -7805,69 +8633,91 @@ size_of_encoded_value (encoding) } } +static bfd_vma +get_encoded_value (unsigned char *data, int encoding) +{ + int size = size_of_encoded_value (encoding); + if (encoding & DW_EH_PE_signed) + return byte_get_signed (data, size); + else + return byte_get (data, size); +} + #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; +display_debug_frames (Elf_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; + 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; + int offset_size; + int initial_length_size; saved_start = start; length = byte_get (start, 4); start += 4; if (length == 0) - return 1; + { + printf ("\n%08lx ZERO terminator\n\n", + (unsigned long)(saved_start - section_start)); + return 1; + } if (length == 0xffffffff) { - warn (_("64-bit DWARF format frames are not supported yet.\n")); - break; + length = byte_get (start, 8); + start += 8; + offset_size = 8; + initial_length_size = 12; + } + else + { + offset_size = 4; + initial_length_size = 4; } - block_end = saved_start + length + 4; - cie_id = byte_get (start, 4); start += 4; + block_end = saved_start + length + initial_length_size; + cie_id = byte_get (start, offset_size); start += offset_size; if (is_eh ? (cie_id == 0) : (cie_id == DW_CIE_ID)) { int version; - fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk)); + fc = 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)); + fc->col_type = xmalloc (sizeof (short int)); + fc->col_offset = xmalloc (sizeof (int)); frame_need_space (fc, max_regs-1); version = *start++; @@ -7952,7 +8802,7 @@ display_debug_frames (section, start, file) } else { - unsigned char * look_for; + unsigned char *look_for; static Frame_Chunk fde_fc; fc = & fde_fc; @@ -7970,8 +8820,8 @@ display_debug_frames (section, start, file) 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)); + fc->col_type = xmalloc (sizeof (short int)); + fc->col_offset = xmalloc (sizeof (int)); frame_need_space (fc, max_regs - 1); cie = fc; fc->augmentation = ""; @@ -7980,8 +8830,8 @@ display_debug_frames (section, start, file) 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)); + fc->col_type = xmalloc (fc->ncols * sizeof (short int)); + fc->col_offset = 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; @@ -7997,7 +8847,9 @@ display_debug_frames (section, start, file) if (fc->fde_encoding) encoded_ptr_size = size_of_encoded_value (fc->fde_encoding); - fc->pc_begin = byte_get (start, encoded_ptr_size); + fc->pc_begin = get_encoded_value (start, fc->fde_encoding); + if ((fc->fde_encoding & 0x70) == DW_EH_PE_pcrel) + fc->pc_begin += section->sh_addr + (start - section_start); start += encoded_ptr_size; fc->pc_range = byte_get (start, encoded_ptr_size); start += encoded_ptr_size; @@ -8026,104 +8878,127 @@ display_debug_frames (section, start, file) /* At this point, fc is the current chunk, cie (if any) is set, and we're about to interpret instructions for the chunk. */ + /* ??? At present we need to do this always, since this sizes the + fc->col_type and fc->col_offset arrays, which we write into always. + We should probably split the interpreted and non-interpreted bits + into two different routines, since there's so much that doesn't + really overlap between them. */ + if (1 || 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, tmp; - 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; + 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; -#ifndef DW_CFA_GNU_args_size -#define DW_CFA_GNU_args_size 0x2e -#endif - case DW_CFA_GNU_args_size: - LEB (); - break; -#ifndef DW_CFA_GNU_negative_offset_extended -#define DW_CFA_GNU_negative_offset_extended 0x2f -#endif - case DW_CFA_GNU_negative_offset_extended: - reg = LEB (); LEB (); - frame_need_space (fc, reg); - fc->col_type[reg] = DW_CFA_undefined; + /* 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_def_cfa_expression: + tmp = LEB (); + start += tmp; + break; + case DW_CFA_expression: + reg = LEB (); + tmp = LEB (); + start += tmp; + frame_need_space (fc, reg); + fc->col_type[reg] = DW_CFA_undefined; + 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_MIPS_advance_loc8: + start += 8; + 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; - } + 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. */ @@ -8135,21 +9010,21 @@ display_debug_frames (section, start, file) long l, ofs; bfd_vma vma; - op = * start ++; + 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. */ + /* 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); + frame_display_row (fc, &need_col_headers, &max_regs); else - printf (" DW_CFA_advance_loc: %d to %08lx\n", - opa * fc->code_factor, + 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; @@ -8157,7 +9032,7 @@ display_debug_frames (section, start, file) case DW_CFA_offset: roffs = LEB (); if (! do_debug_frames_interp) - printf (" DW_CFA_offset: r%d at cfa%+ld\n", + 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; @@ -8165,28 +9040,30 @@ display_debug_frames (section, start, file) case DW_CFA_restore: if (! do_debug_frames_interp) - printf (" DW_CFA_restore: r%d\n", opa); + 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); + vma = get_encoded_value (start, fc->fde_encoding); + if ((fc->fde_encoding & 0x70) == DW_EH_PE_pcrel) + vma += section->sh_addr + (start - section_start); start += encoded_ptr_size; if (do_debug_frames_interp) - frame_display_row (fc, &need_col_headers, &max_regs); + frame_display_row (fc, &need_col_headers, &max_regs); else - printf (" DW_CFA_set_loc: %08lx\n", (unsigned long)vma); + 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); + frame_display_row (fc, &need_col_headers, &max_regs); else - printf (" DW_CFA_advance_loc1: %ld to %08lx\n", - ofs * fc->code_factor, + 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; @@ -8194,10 +9071,10 @@ display_debug_frames (section, start, file) 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); + frame_display_row (fc, &need_col_headers, &max_regs); else - printf (" DW_CFA_advance_loc2: %ld to %08lx\n", - ofs * fc->code_factor, + 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; @@ -8205,10 +9082,10 @@ display_debug_frames (section, start, file) 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); + frame_display_row (fc, &need_col_headers, &max_regs); else - printf (" DW_CFA_advance_loc4: %ld to %08lx\n", - ofs * fc->code_factor, + 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; @@ -8226,7 +9103,7 @@ display_debug_frames (section, start, file) case DW_CFA_restore_extended: reg = LEB (); if (! do_debug_frames_interp) - printf (" DW_CFA_restore_extended: r%ld\n", reg); + 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; @@ -8234,7 +9111,7 @@ display_debug_frames (section, start, file) case DW_CFA_undefined: reg = LEB (); if (! do_debug_frames_interp) - printf (" DW_CFA_undefined: r%ld\n", reg); + printf (" DW_CFA_undefined: r%ld\n", reg); fc->col_type[reg] = DW_CFA_undefined; fc->col_offset[reg] = 0; break; @@ -8242,7 +9119,7 @@ display_debug_frames (section, start, file) case DW_CFA_same_value: reg = LEB (); if (! do_debug_frames_interp) - printf (" DW_CFA_same_value: r%ld\n", reg); + printf (" DW_CFA_same_value: r%ld\n", reg); fc->col_type[reg] = DW_CFA_same_value; fc->col_offset[reg] = 0; break; @@ -8251,18 +9128,18 @@ display_debug_frames (section, start, file) reg = LEB (); roffs = LEB (); if (! do_debug_frames_interp) - printf (" DW_CFA_register: r%ld\n", reg); + printf (" DW_CFA_register: r%ld in r%ld\n", reg, roffs); 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)); + printf (" DW_CFA_remember_state\n"); + rs = 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)); + rs->col_type = xmalloc (rs->ncols * sizeof (short int)); + rs->col_offset = 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; @@ -8271,54 +9148,121 @@ display_debug_frames (section, start, file) case DW_CFA_restore_state: if (! do_debug_frames_interp) - printf (" DW_CFA_restore_state\n"); + 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); + if (rs) + { + 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); + } + else if (do_debug_frames_interp) + printf ("Mismatched DW_CFA_restore_state\n"); break; case DW_CFA_def_cfa: fc->cfa_reg = LEB (); fc->cfa_offset = LEB (); + fc->cfa_exp = 0; if (! do_debug_frames_interp) - printf (" DW_CFA_def_cfa: r%d ofs %d\n", + 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 (); + fc->cfa_exp = 0; if (! do_debug_frames_interp) - printf (" DW_CFA_def_cfa_reg: r%d\n", fc->cfa_reg); + 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); + 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"); + printf (" DW_CFA_nop\n"); + break; + + case DW_CFA_def_cfa_expression: + ul = LEB (); + if (! do_debug_frames_interp) + { + printf (" DW_CFA_def_cfa_expression ("); + decode_location_expression (start, addr_size, ul); + printf (")\n"); + } + fc->cfa_exp = 1; + start += ul; + break; + + case DW_CFA_expression: + reg = LEB (); + ul = LEB (); + if (! do_debug_frames_interp) + { + printf (" DW_CFA_expression: r%ld (", reg); + decode_location_expression (start, addr_size, ul); + printf (")\n"); + } + fc->col_type[reg] = DW_CFA_expression; + start += ul; + 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 (); + fc->cfa_exp = 0; + 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_MIPS_advance_loc8: + ofs = byte_get (start, 8); start += 8; + if (do_debug_frames_interp) + frame_display_row (fc, &need_col_headers, &max_regs); + else + printf (" DW_CFA_MIPS_advance_loc8: %ld to %08lx\n", + ofs * fc->code_factor, + fc->pc_begin + ofs * fc->code_factor); + fc->pc_begin += ofs * fc->code_factor; break; -#ifndef DW_CFA_GNU_window_save -#define DW_CFA_GNU_window_save 0x2d -#endif case DW_CFA_GNU_window_save: if (! do_debug_frames_interp) - printf (" DW_CFA_GNU_window_save\n"); + 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); + printf (" DW_CFA_GNU_args_size: %ld\n", ul); break; case DW_CFA_GNU_negative_offset_extended: @@ -8326,7 +9270,7 @@ display_debug_frames (section, start, file) 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", + 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; @@ -8339,7 +9283,7 @@ display_debug_frames (section, start, file) } if (do_debug_frames_interp) - frame_display_row (fc, &need_col_headers, &max_regs); + frame_display_row (fc, &need_col_headers, &max_regs); start = block_end; } @@ -8354,10 +9298,9 @@ display_debug_frames (section, start, file) #undef SLEB static int -display_debug_not_supported (section, start, file) - Elf32_Internal_Shdr * section; - unsigned char * start ATTRIBUTE_UNUSED; - FILE * file ATTRIBUTE_UNUSED; +display_debug_not_supported (Elf_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)); @@ -8365,62 +9308,40 @@ display_debug_not_supported (section, start, file) 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. */ +/* A structure containing the name of a debug section + and a pointer to a function that can decode it. */ struct { - const char * const name; - int (* display) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); - int (* prescan) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *)); + const char *const name; + int (*display) (Elf_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_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 } + { ".debug_abbrev", display_debug_abbrev }, + { ".debug_aranges", display_debug_aranges }, + { ".debug_frame", display_debug_frames }, + { ".debug_info", display_debug_info }, + { ".debug_line", display_debug_lines }, + { ".debug_pubnames", display_debug_pubnames }, + { ".eh_frame", display_debug_frames }, + { ".debug_macinfo", display_debug_macinfo }, + { ".debug_str", display_debug_str }, + { ".debug_loc", display_debug_loc }, + { ".debug_pubtypes", display_debug_not_supported }, + { ".debug_ranges", display_debug_not_supported }, + { ".debug_static_func", display_debug_not_supported }, + { ".debug_static_vars", display_debug_not_supported }, + { ".debug_types", display_debug_not_supported }, + { ".debug_weaknames", display_debug_not_supported } }; static int -display_debug_section (section, file) - Elf32_Internal_Shdr * section; - FILE * file; +display_debug_section (Elf_Internal_Shdr *section, FILE *file) { - char * name = SECTION_NAME (section); - bfd_size_type length; - unsigned char * start; - int i; + char *name = SECTION_NAME (section); + bfd_size_type length; + unsigned char *start; + int i; length = section->sh_size; if (length == 0) @@ -8429,8 +9350,8 @@ display_debug_section (section, file) return 0; } - start = (unsigned char *) get_data (NULL, file, section->sh_offset, length, - _("debug section data")); + start = get_data (NULL, file, section->sh_offset, length, + _("debug section data")); if (!start) return 0; @@ -8446,7 +9367,7 @@ display_debug_section (section, file) } if (i == -1) - printf (_("Unrecognised debug section: %s\n"), name); + printf (_("Unrecognized debug section: %s\n"), name); free (start); @@ -8458,55 +9379,17 @@ display_debug_section (section, file) } static int -process_section_contents (file) - FILE * file; +process_section_contents (FILE *file) { - Elf32_Internal_Shdr * section; - unsigned int i; + Elf_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 ++) + i++, section++) { #ifdef SUPPORT_DISASSEMBLY if (dump_sects[i] & DISASS_DUMP) @@ -8526,8 +9409,7 @@ process_section_contents (file) } static void -process_mips_fpe_exception (mask) - int mask; +process_mips_fpe_exception (int mask) { if (mask) { @@ -8548,10 +9430,9 @@ process_mips_fpe_exception (mask) } static int -process_mips_specific (file) - FILE * file; +process_mips_specific (FILE *file) { - Elf_Internal_Dyn * entry; + Elf_Internal_Dyn *entry; size_t liblist_offset = 0; size_t liblistno = 0; size_t conflictsno = 0; @@ -8567,16 +9448,20 @@ process_mips_specific (file) switch (entry->d_tag) { case DT_MIPS_LIBLIST: - liblist_offset = entry->d_un.d_val - loadaddr; + liblist_offset + = offset_from_vma (file, entry->d_un.d_val, + liblistno * sizeof (Elf32_External_Lib)); break; case DT_MIPS_LIBLISTNO: liblistno = entry->d_un.d_val; break; case DT_MIPS_OPTIONS: - options_offset = entry->d_un.d_val - loadaddr; + options_offset = offset_from_vma (file, entry->d_un.d_val, 0); break; case DT_MIPS_CONFLICT: - conflicts_offset = entry->d_un.d_val - loadaddr; + conflicts_offset + = offset_from_vma (file, entry->d_un.d_val, + conflictsno * sizeof (Elf32_External_Conflict)); break; case DT_MIPS_CONFLICTNO: conflictsno = entry->d_un.d_val; @@ -8587,13 +9472,12 @@ process_mips_specific (file) if (liblist_offset != 0 && liblistno != 0 && do_dynamic) { - Elf32_External_Lib * elib; + Elf32_External_Lib *elib; size_t cnt; - elib = ((Elf32_External_Lib *) - get_data (NULL, file, liblist_offset, - liblistno * sizeof (Elf32_External_Lib), - _("liblist"))); + elib = get_data (NULL, file, liblist_offset, + liblistno * sizeof (Elf32_External_Lib), + _("liblist")); if (elib) { printf ("\nSection '.liblist' contains %lu entries:\n", @@ -8606,7 +9490,7 @@ process_mips_specific (file) Elf32_Lib liblist; time_t time; char timebuf[20]; - struct tm * tmp; + struct tm *tmp; liblist.l_name = BYTE_GET (elib[cnt].l_name); time = BYTE_GET (elib[cnt].l_time_stamp); @@ -8619,9 +9503,10 @@ process_mips_specific (file) tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday, tmp->tm_hour, tmp->tm_min, tmp->tm_sec); - printf ("%3lu: %-20s %s %#10lx %-7ld", (unsigned long) cnt, - dynamic_strings + liblist.l_name, timebuf, - liblist.l_checksum, liblist.l_version); + 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"); @@ -8629,7 +9514,7 @@ process_mips_specific (file) { static const struct { - const char * name; + const char *name; int bit; } l_flags_vals[] = @@ -8665,23 +9550,22 @@ process_mips_specific (file) if (options_offset != 0) { - Elf_External_Options * eopt; - Elf_Internal_Shdr * sect = section_headers; - Elf_Internal_Options * iopt; - Elf_Internal_Options * option; + Elf_External_Options *eopt; + Elf_Internal_Shdr *sect = section_headers; + Elf_Internal_Options *iopt; + Elf_Internal_Options *option; size_t offset; int cnt; /* Find the section header so that we get the size. */ while (sect->sh_type != SHT_MIPS_OPTIONS) - ++ sect; + ++sect; - eopt = (Elf_External_Options *) get_data (NULL, file, options_offset, - sect->sh_size, _("options")); + eopt = get_data (NULL, file, options_offset, sect->sh_size, + _("options")); if (eopt) { - iopt = ((Elf_Internal_Options *) - malloc ((sect->sh_size / sizeof (eopt)) * sizeof (* iopt))); + iopt = malloc ((sect->sh_size / sizeof (eopt)) * sizeof (*iopt)); if (iopt == NULL) { error (_("Out of memory")); @@ -8693,7 +9577,7 @@ process_mips_specific (file) while (offset < sect->sh_size) { - Elf_External_Options * eoption; + Elf_External_Options *eoption; eoption = (Elf_External_Options *) ((char *) eopt + offset); @@ -8728,8 +9612,8 @@ process_mips_specific (file) if (elf_header.e_machine == EM_MIPS) { /* 32bit form. */ - Elf32_External_RegInfo * ereg; - Elf32_RegInfo reginfo; + Elf32_External_RegInfo *ereg; + Elf32_RegInfo reginfo; ereg = (Elf32_External_RegInfo *) (option + 1); reginfo.ri_gprmask = BYTE_GET (ereg->ri_gprmask); @@ -8749,7 +9633,7 @@ process_mips_specific (file) else { /* 64 bit form. */ - Elf64_External_RegInfo * ereg; + Elf64_External_RegInfo *ereg; Elf64_Internal_RegInfo reginfo; ereg = (Elf64_External_RegInfo *) (option + 1); @@ -8846,7 +9730,7 @@ process_mips_specific (file) break; } - len = sizeof (* eopt); + len = sizeof (*eopt); while (len < option->size) if (((char *) option)[len] >= ' ' && ((char *) option)[len] < 0x7f) @@ -8864,16 +9748,16 @@ process_mips_specific (file) if (conflicts_offset != 0 && conflictsno != 0) { - Elf32_Conflict * iconf; + Elf32_Conflict *iconf; size_t cnt; if (dynamic_symbols == NULL) { - error (_("conflict list with without table")); + error (_("conflict list found without a dynamic symbol table")); return 0; } - iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (* iconf)); + iconf = malloc (conflictsno * sizeof (*iconf)); if (iconf == NULL) { error (_("Out of memory")); @@ -8882,12 +9766,10 @@ process_mips_specific (file) if (is_32bit_elf) { - Elf32_External_Conflict * econf32; + Elf32_External_Conflict *econf32; - econf32 = ((Elf32_External_Conflict *) - get_data (NULL, file, conflicts_offset, - conflictsno * sizeof (* econf32), - _("conflict"))); + econf32 = get_data (NULL, file, conflicts_offset, + conflictsno * sizeof (*econf32), _("conflict")); if (!econf32) return 0; @@ -8898,12 +9780,10 @@ process_mips_specific (file) } else { - Elf64_External_Conflict * econf64; + Elf64_External_Conflict *econf64; - econf64 = ((Elf64_External_Conflict *) - get_data (NULL, file, conflicts_offset, - conflictsno * sizeof (* econf64), - _("conflict"))); + econf64 = get_data (NULL, file, conflicts_offset, + conflictsno * sizeof (*econf64), _("conflict")); if (!econf64) return 0; @@ -8913,17 +9793,19 @@ process_mips_specific (file) free (econf64); } - printf (_("\nSection '.conflict' contains %ld entries:\n"), - (long) conflictsno); + printf (_("\nSection '.conflict' contains %lu entries:\n"), + (unsigned long) conflictsno); puts (_(" Num: Index Value Name")); for (cnt = 0; cnt < conflictsno; ++cnt) { - Elf_Internal_Sym * psym = &dynamic_symbols[iconf[cnt]]; + Elf_Internal_Sym *psym = & dynamic_symbols[iconf[cnt]]; printf ("%5lu: %8lu ", (unsigned long) cnt, iconf[cnt]); print_vma (psym->st_value, FULL_HEX); - printf (" %s\n", dynamic_strings + psym->st_name); + putchar (' '); + print_symbol (25, dynamic_strings + psym->st_name); + putchar ('\n'); } free (iconf); @@ -8932,62 +9814,215 @@ process_mips_specific (file) return 1; } -static char * -get_note_type (e_type) - unsigned e_type; +static int +process_gnu_liblist (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 = get_data (NULL, file, section->sh_offset, section->sh_size, + _("liblist")); + + if (elib == NULL) + break; + string_sec = SECTION_HEADER (section->sh_link); + + strtab = 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 (unsigned e_type) { static char buff[64]; switch (e_type) { + case NT_AUXV: return _("NT_AUXV (auxiliary vector)"); case NT_PRSTATUS: return _("NT_PRSTATUS (prstatus structure)"); case NT_FPREGSET: return _("NT_FPREGSET (floating point registers)"); - case NT_PRPSINFO: return _("NT_PRPSINFO (prpsinfo structure)"); - case NT_TASKSTRUCT: return _("NT_TASKSTRUCT (task structure)"); - case NT_PRXFPREG: return _("NT_PRXFPREG (user_xfpregs structure)"); + case NT_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 strcuture)"); + 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 (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; +process_note (Elf_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, get_note_type (pnote->type)); + pnote->descsz, nt); return 1; } static int -process_corefile_note_segment (file, offset, length) - FILE * file; - bfd_vma offset; - bfd_vma length; +process_corefile_note_segment (FILE *file, bfd_vma offset, bfd_vma length) { - Elf_External_Note * pnotes; - Elf_External_Note * external; - int res = 1; + 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")); + pnotes = get_data (NULL, file, offset, length, _("notes")); if (!pnotes) return 0; @@ -8999,8 +10034,9 @@ process_corefile_note_segment (file, offset, length) while (external < (Elf_External_Note *)((char *) pnotes + length)) { - Elf32_Internal_Note inote; - char * temp = NULL; + Elf_External_Note *next; + Elf_Internal_Note inote; + char *temp = NULL; inote.type = BYTE_GET (external->type); inote.namesz = BYTE_GET (external->namesz); @@ -9009,7 +10045,18 @@ process_corefile_note_segment (file, offset, length) inote.descdata = inote.namedata + align_power (inote.namesz, 2); inote.descpos = offset + (inote.descdata - (char *) pnotes); - external = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2)); + 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 @@ -9048,37 +10095,18 @@ process_corefile_note_segment (file, offset, length) } static int -process_corefile_note_segments (file) - FILE * file; +process_corefile_note_segments (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); + Elf_Internal_Phdr *segment; + unsigned int i; + int res = 1; - if (i == 0) - { - free (program_headers); + if (! get_program_headers (file)) return 0; - } for (i = 0, segment = program_headers; i < elf_header.e_phnum; - i ++, segment ++) + i++, segment++) { if (segment->p_type == PT_NOTE) res &= process_corefile_note_segment (file, @@ -9086,14 +10114,11 @@ process_corefile_note_segments (file) (bfd_vma) segment->p_filesz); } - free (program_headers); - return res; } static int -process_corefile_contents (file) - FILE * file; +process_corefile_contents (FILE *file) { /* If we have not been asked to display the notes then do nothing. */ if (! do_notes) @@ -9114,8 +10139,7 @@ process_corefile_contents (file) } static int -process_arch_specific (file) - FILE * file; +process_arch_specific (FILE *file) { if (! do_arch) return 1; @@ -9133,24 +10157,29 @@ process_arch_specific (file) } static int -get_file_header (file) - FILE * file; +get_file_header (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]) + 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; + case ELFDATA2LSB: + byte_get = byte_get_little_endian; + byte_put = byte_put_little_endian; + break; + case ELFDATA2MSB: + byte_get = byte_get_big_endian; + byte_put = byte_put_big_endian; + break; } /* For now we only support 32 bit and 64 bit ELF files. */ - is_32bit_elf = (elf_header.e_ident [EI_CLASS] != ELFCLASS64); + is_32bit_elf = (elf_header.e_ident[EI_CLASS] != ELFCLASS64); /* Read in the rest of the header. */ if (is_32bit_elf) @@ -9181,7 +10210,7 @@ get_file_header (file) /* 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. */ + overwriting things. */ if (sizeof (bfd_vma) < 8) { error (_("This instance of readelf has been built without support for a\n\ @@ -9207,41 +10236,31 @@ get_file_header (file) elf_header.e_shstrndx = BYTE_GET (ehdr64.e_shstrndx); } - /* 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); + 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; } +/* Process one ELF object file according to the command line options. + This file may actually be stored in an archive. The file is + positioned at the start of the ELF object. */ + static int -process_file (file_name) - char * file_name; +process_object (char *file_name, FILE *file) { - 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; } @@ -9257,16 +10276,20 @@ process_file (file_name) printf (_("\nFile: %s\n"), file_name); if (! process_file_header ()) - { - fclose (file); - return 1; - } + return 1; - process_section_headers (file); + if (! process_section_headers (file)) + { + /* Without loaded section headers we + cannot process lots of things. */ + do_unwind = do_version = do_dump = do_arch = 0; - process_program_headers (file); + if (! do_using_dynamic) + do_syms = do_reloc = 0; + } - process_dynamic_segment (file); + if (process_program_headers (file)) + process_dynamic_segment (file); process_relocs (file); @@ -9282,9 +10305,15 @@ process_file (file_name) process_corefile_contents (file); + process_gnu_liblist (file); + process_arch_specific (file); - fclose (file); + if (program_headers) + { + free (program_headers); + program_headers = NULL; + } if (section_headers) { @@ -9321,13 +10350,237 @@ process_file (file_name) return 0; } +/* Process an ELF archive. The file is positioned just after the + ARMAG string. */ + +static int +process_archive (char *file_name, FILE *file) +{ + struct ar_hdr arhdr; + size_t got; + unsigned long size; + char *longnames = NULL; + unsigned long longnames_size = 0; + size_t file_name_size; + int ret; + + show_name = 1; + + got = fread (&arhdr, 1, sizeof arhdr, file); + if (got != sizeof arhdr) + { + if (got == 0) + return 0; + + error (_("%s: failed to read archive header\n"), file_name); + return 1; + } + + if (memcmp (arhdr.ar_name, "/ ", 16) == 0) + { + /* This is the archive symbol table. Skip it. + FIXME: We should have an option to dump it. */ + size = strtoul (arhdr.ar_size, NULL, 10); + if (fseek (file, size + (size & 1), SEEK_CUR) != 0) + { + error (_("%s: failed to skip archive symbol table\n"), file_name); + return 1; + } + + got = fread (&arhdr, 1, sizeof arhdr, file); + if (got != sizeof arhdr) + { + if (got == 0) + return 0; + + error (_("%s: failed to read archive header\n"), file_name); + return 1; + } + } + + if (memcmp (arhdr.ar_name, "// ", 16) == 0) + { + /* This is the archive string table holding long member + names. */ + + longnames_size = strtoul (arhdr.ar_size, NULL, 10); + + longnames = malloc (longnames_size); + if (longnames == NULL) + { + error (_("Out of memory\n")); + return 1; + } + + if (fread (longnames, longnames_size, 1, file) != 1) + { + free (longnames); + error(_("%s: failed to read string table\n"), file_name); + return 1; + } + + if ((longnames_size & 1) != 0) + getc (file); + + got = fread (&arhdr, 1, sizeof arhdr, file); + if (got != sizeof arhdr) + { + free (longnames); + + if (got == 0) + return 0; + + error (_("%s: failed to read archive header\n"), file_name); + return 1; + } + } + + file_name_size = strlen (file_name); + ret = 0; + + while (1) + { + char *name; + char *nameend; + char *namealc; + + if (arhdr.ar_name[0] == '/') + { + unsigned long off; + + off = strtoul (arhdr.ar_name + 1, NULL, 10); + if (off >= longnames_size) + { + error (_("%s: invalid archive string table offset %lu\n"), off); + ret = 1; + break; + } + + name = longnames + off; + nameend = memchr (name, '/', longnames_size - off); + } + else + { + name = arhdr.ar_name; + nameend = memchr (name, '/', 16); + } + + if (nameend == NULL) + { + error (_("%s: bad archive file name\n")); + ret = 1; + break; + } + + namealc = malloc (file_name_size + (nameend - name) + 3); + if (namealc == NULL) + { + error (_("Out of memory\n")); + ret = 1; + break; + } + + memcpy (namealc, file_name, file_name_size); + namealc[file_name_size] = '('; + memcpy (namealc + file_name_size + 1, name, nameend - name); + namealc[file_name_size + 1 + (nameend - name)] = ')'; + namealc[file_name_size + 2 + (nameend - name)] = '\0'; + + archive_file_offset = ftell (file); + archive_file_size = strtoul (arhdr.ar_size, NULL, 10); + + ret |= process_object (namealc, file); + + free (namealc); + + if (fseek (file, + (archive_file_offset + + archive_file_size + + (archive_file_size & 1)), + SEEK_SET) != 0) + { + error (_("%s: failed to seek to next archive header\n"), file_name); + ret = 1; + break; + } + + got = fread (&arhdr, 1, sizeof arhdr, file); + if (got != sizeof arhdr) + { + if (got == 0) + break; + + error (_("%s: failed to read archive header\n"), file_name); + ret = 1; + break; + } + } + + if (longnames != 0) + free (longnames); + + return ret; +} + +static int +process_file (char *file_name) +{ + FILE *file; + struct stat statbuf; + char armag[SARMAG]; + int ret; + + if (stat (file_name, &statbuf) < 0) + { + if (errno == ENOENT) + error (_("'%s': No such file\n"), file_name); + else + error (_("Could not locate '%s'. System error message: %s\n"), + file_name, strerror (errno)); + return 1; + } + + if (! S_ISREG (statbuf.st_mode)) + { + error (_("'%s' is not an ordinary file\n"), file_name); + return 1; + } + + file = fopen (file_name, "rb"); + if (file == NULL) + { + error (_("Input file '%s' is not readable.\n"), file_name); + return 1; + } + + if (fread (armag, SARMAG, 1, file) != 1) + { + error (_("%s: Failed to read file header\n"), file_name); + fclose (file); + return 1; + } + + if (memcmp (armag, ARMAG, SARMAG) == 0) + ret = process_archive (file_name, file); + else + { + rewind (file); + archive_file_size = archive_file_offset = 0; + ret = process_object (file_name, file); + } + + fclose (file); + + return ret; +} + #ifdef SUPPORT_DISASSEMBLY /* 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) +print_address (unsigned int addr, FILE *outfile) { fprintf (outfile,"0x%8.8x", addr); } @@ -9340,14 +10593,12 @@ db_task_printsym (unsigned int addr) } #endif -int main PARAMS ((int, char **)); - int -main (argc, argv) - int argc; - char ** argv; +main (int argc, char **argv) { int err; + char *cmdline_dump_sects = NULL; + unsigned num_cmdline_dump_sects = 0; #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) setlocale (LC_MESSAGES, ""); @@ -9363,12 +10614,38 @@ main (argc, argv) if (optind < (argc - 1)) show_name = 1; + /* When processing more than one file remember the dump requests + issued on command line to reset them after each file. */ + if (optind + 1 < argc && dump_sects != NULL) + { + cmdline_dump_sects = malloc (num_dump_sects); + if (cmdline_dump_sects == NULL) + error (_("Out of memory allocating dump request table.")); + else + { + memcpy (cmdline_dump_sects, dump_sects, num_dump_sects); + num_cmdline_dump_sects = num_dump_sects; + } + } + err = 0; while (optind < argc) - err |= process_file (argv [optind ++]); + { + err |= process_file (argv[optind++]); + + /* Reset dump requests. */ + if (optind < argc && dump_sects != NULL) + { + num_dump_sects = num_cmdline_dump_sects; + if (num_cmdline_dump_sects > 0) + memcpy (dump_sects, cmdline_dump_sects, num_cmdline_dump_sects); + } + } if (dump_sects != NULL) free (dump_sects); + if (cmdline_dump_sects != NULL) + free (cmdline_dump_sects); return err; }