#include "elf/arc.h"
#include "elf/fr30.h"
#include "elf/mcore.h"
+#include "elf/mmix.h"
#include "elf/i960.h"
#include "elf/pj.h"
#include "elf/avr.h"
#include "elf/i860.h"
#include "elf/x86-64.h"
#include "elf/s390.h"
+#include "elf/xstormy16.h"
#include "bucomm.h"
#include "getopt.h"
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_frames;
int do_debug_frames_interp;
int do_debug_macinfo;
+int do_debug_str;
int do_arch;
int do_notes;
int is_32bit_elf;
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 *));
-static int get_64bit_section_headers PARAMS ((FILE *));
+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 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 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, char));
-static const char * get_elf_class PARAMS ((unsigned char));
-static const char * get_data_encoding PARAMS ((unsigned char));
-static const char * get_osabi_name PARAMS ((unsigned char));
+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 *));
#define BYTE_GET8(field) byte_get (field, 8)
#endif
-#define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0]))
+#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))
-#ifdef ANSI_PROTOTYPES
static void
-error (const char * message, ...)
+error VPARAMS ((const char *message, ...))
{
- va_list args;
+ VA_OPEN (args, message);
+ VA_FIXEDARG (args, const char *, message);
fprintf (stderr, _("%s: Error: "), program_name);
- va_start (args, message);
vfprintf (stderr, message, args);
- va_end (args);
- return;
+ VA_CLOSE (args);
}
static void
-warn (const char * message, ...)
+warn VPARAMS ((const char *message, ...))
{
- va_list args;
+ VA_OPEN (args, message);
+ VA_FIXEDARG (args, const char *, message);
fprintf (stderr, _("%s: Warning: "), program_name);
- va_start (args, message);
- vfprintf (stderr, message, args);
- va_end (args);
- return;
-}
-#else
-static void
-error (va_alist)
- va_dcl
-{
- char * message;
- va_list args;
-
- fprintf (stderr, _("%s: Error: "), program_name);
- va_start (args);
- message = va_arg (args, char *);
vfprintf (stderr, message, args);
- va_end (args);
- return;
+ VA_CLOSE (args);
}
-static void
-warn (va_alist)
- va_dcl
-{
- char * message;
- va_list args;
-
- fprintf (stderr, _("%s: Warning: "), program_name);
- va_start (args);
- message = va_arg (args, char *);
- vfprintf (stderr, message, args);
- va_end (args);
- return;
-}
-#endif
-
static PTR get_data PARAMS ((PTR, FILE *, long, size_t, const char *));
static PTR
printf ("%lx", vma);
#else
if (_bfd_int64_high (vma))
- printf ("%lx%lx", _bfd_int64_high (vma), _bfd_int64_low (vma));
+ printf ("%lx%8.8lx", _bfd_int64_high (vma), _bfd_int64_low (vma));
else
printf ("%lx", _bfd_int64_low (vma));
#endif
case EM_X86_64:
case EM_S390:
case EM_S390_OLD:
+ case EM_MMIX:
+ case EM_XSTORMY16:
return TRUE;
case EM_MMA:
rtype = elf_mcore_reloc_type (type);
break;
+ case EM_MMIX:
+ rtype = elf_mmix_reloc_type (type);
+ break;
+
case EM_PPC:
case EM_PPC64:
rtype = elf_ppc_reloc_type (type);
case EM_S390:
rtype = elf_s390_reloc_type (type);
break;
+
+ case EM_XSTORMY16:
+ rtype = elf_xstormy16_reloc_type (type);
+ break;
}
if (rtype == NULL)
case EM_X86_64: return "Advanced Micro Devices X86-64";
case EM_S390_OLD:
case EM_S390: return "IBM S/390";
+ case EM_XSTORMY16: return "Sanyo Xstormy16 CPU core";
default:
sprintf (buff, _("<unknown>: %x"), e_machine);
return buff;
case PT_SHLIB: return "SHLIB";
case PT_PHDR: return "PHDR";
+ case PT_GNU_EH_FRAME:
+ return "GNU_EH_FRAME";
+
default:
if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC))
{
if (result != NULL)
return result;
- sprintf (buff, "SHT_LOPROC+%x", sh_type - SHT_LOPROC);
+ sprintf (buff, "LOPROC+%x", sh_type - SHT_LOPROC);
}
else if ((sh_type >= SHT_LOOS) && (sh_type <= SHT_HIOS))
- sprintf (buff, "SHT_LOOS+%x", sh_type - SHT_LOOS);
+ sprintf (buff, "LOOS+%x", sh_type - SHT_LOOS);
else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER))
- sprintf (buff, "SHT_LOUSER+%x", sh_type - SHT_LOUSER);
+ sprintf (buff, "LOUSER+%x", sh_type - SHT_LOUSER);
else
sprintf (buff, _("<unknown>: %x"), sh_type);
#endif
{"version", no_argument, 0, 'v'},
+ {"wide", no_argument, 0, 'W'},
{"help", no_argument, 0, 'H'},
{0, no_argument, 0, 0}
};
fprintf (stdout, _(" -D or --use-dynamic Use the dynamic section info when displaying symbols\n"));
fprintf (stdout, _(" -x <number> or --hex-dump=<number>\n"));
fprintf (stdout, _(" Dump the contents of section <number>\n"));
- fprintf (stdout, _(" -w[liaprmf] or --debug-dump[=line,=info,=abbrev,=pubnames,=ranges,=macro,=frames]\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"));
#ifdef SUPPORT_DISASSEMBLY
fprintf (stdout, _(" -i <number> or --instruction-dump=<number>\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, _("Report bugs to %s\n"), REPORT_BUGS_TO);
static void
request_dump (section, type)
unsigned int section;
- char type;
+ int type;
{
if (section >= num_dump_sects)
{
usage ();
while ((c = getopt_long
- (argc, argv, "ersuahnldSDAIw::x:i:vV", options, NULL)) != EOF)
+ (argc, argv, "ersuahnldSDAIw::x:i:vVW", options, NULL)) != EOF)
{
char * cp;
int section;
do_debugging = 1;
else
{
+ unsigned int index = 0;
+
do_debugging = 0;
- switch (optarg[0])
- {
- case 'i':
- case 'I':
- do_debug_info = 1;
- break;
- case 'a':
- case 'A':
- do_debug_abbrevs = 1;
- break;
+ while (optarg[index])
+ switch (optarg[index++])
+ {
+ case 'i':
+ case 'I':
+ do_debug_info = 1;
+ break;
- case 'l':
- case 'L':
- do_debug_lines = 1;
- break;
+ case 'a':
+ case 'A':
+ do_debug_abbrevs = 1;
+ break;
- case 'p':
- case 'P':
- do_debug_pubnames = 1;
- break;
+ case 'l':
+ case 'L':
+ do_debug_lines = 1;
+ break;
- case 'r':
- case 'R':
- do_debug_aranges = 1;
- break;
+ case 'p':
+ case 'P':
+ do_debug_pubnames = 1;
+ break;
- case 'F':
- do_debug_frames_interp = 1;
- case 'f':
- do_debug_frames = 1;
- break;
+ case 'r':
+ case 'R':
+ do_debug_aranges = 1;
+ break;
- case 'm':
- case 'M':
- do_debug_macinfo = 1;
- break;
+ case 'F':
+ do_debug_frames_interp = 1;
+ case 'f':
+ do_debug_frames = 1;
+ break;
- default:
- warn (_("Unrecognised debug option '%s'\n"), optarg);
- break;
- }
+ case 'm':
+ case 'M':
+ do_debug_macinfo = 1;
+ break;
+
+ case 's':
+ case 'S':
+ do_debug_str = 1;
+ break;
+
+ default:
+ warn (_("Unrecognised debug option '%s'\n"), optarg);
+ break;
+ }
}
break;
#ifdef SUPPORT_DISASSEMBLY
case 'V':
do_version ++;
break;
+ case 'W':
+ do_wide ++;
+ break;
default:
oops:
/* xgettext:c-format */
static const char *
get_elf_class (elf_class)
- unsigned char elf_class;
+ unsigned int elf_class;
{
static char buff [32];
switch (elf_class)
{
case ELFCLASSNONE: return _("none");
- case ELFCLASS32: return _("ELF32");
- case ELFCLASS64: return _("ELF64");
+ case ELFCLASS32: return "ELF32";
+ case ELFCLASS64: return "ELF64";
default:
sprintf (buff, _("<unknown: %x>"), elf_class);
return buff;
static const char *
get_data_encoding (encoding)
- unsigned char encoding;
+ unsigned int encoding;
{
static char buff [32];
static const char *
get_osabi_name (osabi)
- unsigned char 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_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");
+ case ELFOSABI_ARM: return "ARM";
default:
sprintf (buff, _("<unknown: %x>"), osabi);
return buff;
(long) elf_header.e_phnum);
printf (_(" Size of section headers: %ld (bytes)\n"),
(long) elf_header.e_shentsize);
- printf (_(" Number of section headers: %ld\n"),
+ printf (_(" Number of section headers: %ld"),
(long) elf_header.e_shnum);
- printf (_(" Section header string table index: %ld\n"),
+ if (section_headers != NULL && elf_header.e_shnum == 0)
+ printf (" (%ld)", (long) section_headers[0].sh_size);
+ putc ('\n', stdout);
+ printf (_(" Section header string table index: %ld"),
(long) elf_header.e_shstrndx);
+ if (section_headers != NULL && elf_header.e_shstrndx == SHN_XINDEX)
+ printf (" (%ld)", (long) section_headers[0].sh_link);
+ putc ('\n', stdout);
+ }
+
+ if (section_headers != NULL)
+ {
+ if (elf_header.e_shnum == 0)
+ elf_header.e_shnum = section_headers[0].sh_size;
+ if (elf_header.e_shstrndx == SHN_XINDEX)
+ elf_header.e_shstrndx = section_headers[0].sh_link;
+ free (section_headers);
+ section_headers = NULL;
}
return 1;
if (is_32bit_elf)
printf
(_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
+ else if (do_wide)
+ printf
+ (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
else
{
printf
(segment->p_flags & PF_X ? 'E' : ' '));
printf ("%#lx", (unsigned long) segment->p_align);
}
+ else if (do_wide)
+ {
+ if ((unsigned long) segment->p_offset == segment->p_offset)
+ printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
+ else
+ {
+ print_vma (segment->p_offset, FULL_HEX);
+ putchar (' ');
+ }
+
+ print_vma (segment->p_vaddr, FULL_HEX);
+ putchar (' ');
+ print_vma (segment->p_paddr, FULL_HEX);
+ putchar (' ');
+
+ if ((unsigned long) segment->p_filesz == segment->p_filesz)
+ printf ("0x%6.6lx ", (unsigned long) segment->p_filesz);
+ else
+ {
+ print_vma (segment->p_filesz, FULL_HEX);
+ putchar (' ');
+ }
+
+ if ((unsigned long) segment->p_memsz == segment->p_memsz)
+ printf ("0x%6.6lx", (unsigned long) segment->p_memsz);
+ else
+ {
+ print_vma (segment->p_offset, FULL_HEX);
+ }
+
+ printf (" %c%c%c ",
+ (segment->p_flags & PF_R ? 'R' : ' '),
+ (segment->p_flags & PF_W ? 'W' : ' '),
+ (segment->p_flags & PF_X ? 'E' : ' '));
+
+ if ((unsigned long) segment->p_align == segment->p_align)
+ printf ("%#lx", (unsigned long) segment->p_align);
+ else
+ {
+ print_vma (segment->p_align, PREFIX_HEX);
+ }
+ }
else
{
print_vma (segment->p_offset, FULL_HEX);
if (loadaddr == -1)
{
- /* Very strange. */
+ /* Very strange. */
loadaddr = 0;
}
static int
-get_32bit_section_headers (file)
+get_32bit_section_headers (file, num)
FILE * file;
+ unsigned int num;
{
Elf32_External_Shdr * shdrs;
Elf32_Internal_Shdr * internal;
shdrs = ((Elf32_External_Shdr *)
get_data (NULL, file, elf_header.e_shoff,
- elf_header.e_shentsize * elf_header.e_shnum,
+ elf_header.e_shentsize * num,
_("section headers")));
if (!shdrs)
return 0;
- section_headers = (Elf_Internal_Shdr *) malloc
- (elf_header.e_shnum * sizeof (Elf_Internal_Shdr));
+ section_headers = ((Elf_Internal_Shdr *)
+ malloc (num * sizeof (Elf_Internal_Shdr)));
if (section_headers == NULL)
{
}
for (i = 0, internal = section_headers;
- i < elf_header.e_shnum;
+ i < num;
i ++, internal ++)
{
internal->sh_name = BYTE_GET (shdrs[i].sh_name);
}
static int
-get_64bit_section_headers (file)
+get_64bit_section_headers (file, num)
FILE * file;
+ unsigned int num;
{
Elf64_External_Shdr * shdrs;
Elf64_Internal_Shdr * internal;
shdrs = ((Elf64_External_Shdr *)
get_data (NULL, file, elf_header.e_shoff,
- elf_header.e_shentsize * elf_header.e_shnum,
+ elf_header.e_shentsize * num,
_("section headers")));
if (!shdrs)
return 0;
- section_headers = (Elf_Internal_Shdr *) malloc
- (elf_header.e_shnum * sizeof (Elf_Internal_Shdr));
+ section_headers = ((Elf_Internal_Shdr *)
+ malloc (num * sizeof (Elf_Internal_Shdr)));
if (section_headers == NULL)
{
}
for (i = 0, internal = section_headers;
- i < elf_header.e_shnum;
+ i < num;
i ++, internal ++)
{
internal->sh_name = BYTE_GET (shdrs[i].sh_name);
if (is_32bit_elf)
{
- if (! get_32bit_section_headers (file))
+ if (! get_32bit_section_headers (file, elf_header.e_shnum))
return 0;
}
- else if (! get_64bit_section_headers (file))
+ else if (! get_64bit_section_headers (file, elf_header.e_shnum))
return 0;
/* Read in the string table, so that we have names to display. */
}
/* Scan the sections for the dynamic symbol table
- and dynamic string table and debug sections. */
+ and dynamic string table and debug sections. */
dynamic_symbols = NULL;
dynamic_strings = NULL;
dynamic_syminfo = NULL;
}
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_frames || do_debug_macinfo || do_debug_str)
&& strncmp (name, ".debug_", 7) == 0)
{
name += 7;
|| (do_debug_aranges && (strcmp (name, "aranges") == 0))
|| (do_debug_frames && (strcmp (name, "frame") == 0))
|| (do_debug_macinfo && (strcmp (name, "macinfo") == 0))
+ || (do_debug_str && (strcmp (name, "str") == 0))
)
request_dump (i, DEBUG_DUMP);
}
if (is_32bit_elf)
printf
(_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n"));
+ else if (do_wide)
+ printf
+ (_(" [Nr] Name Type Address Off Size ES Flg Lk Inf Al\n"));
else
{
printf (_(" [Nr] Name Type Address Offset\n"));
(unsigned long) section->sh_info,
(unsigned long) section->sh_addralign);
}
+ else if (do_wide)
+ {
+ print_vma (section->sh_addr, LONG_HEX);
+
+ if ((long) section->sh_offset == section->sh_offset)
+ printf (" %6.6lx", (unsigned long) section->sh_offset);
+ else
+ {
+ putchar (' ');
+ print_vma (section->sh_offset, LONG_HEX);
+ }
+
+ if ((unsigned long) section->sh_size == section->sh_size)
+ printf (" %6.6lx", (unsigned long) section->sh_size);
+ else
+ {
+ putchar (' ');
+ print_vma (section->sh_size, LONG_HEX);
+ }
+
+ if ((unsigned long) section->sh_entsize == section->sh_entsize)
+ printf (" %2.2lx", (unsigned long) section->sh_entsize);
+ else
+ {
+ putchar (' ');
+ print_vma (section->sh_entsize, LONG_HEX);
+ }
+
+ printf (" %3s ", get_elf_section_flags (section->sh_flags));
+
+ printf ("%2ld %3lx ",
+ (unsigned long) section->sh_link,
+ (unsigned long) section->sh_info);
+
+ if ((unsigned long) section->sh_addralign == section->sh_addralign)
+ printf ("%2ld\n", (unsigned long) section->sh_addralign);
+ else
+ {
+ print_vma (section->sh_addralign, DEC);
+ putchar ('\n');
+ }
+ }
else
{
putchar (' ');
print_vma (section->sh_addr, LONG_HEX);
- printf (" %8.8lx", (unsigned long) section->sh_offset);
+ 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 (" ");
}
}
- printf (_("Key to Flags:\n"));
- printf (_(" W (write), A (alloc), X (execute), M (merge), S (strings)\n"));
- printf (_(" I (info), L (link order), G (group), x (unknown)\n"));
- printf (_(" O (extra OS processing required) o (OS specific), p (processor specific)\n"));
+ printf (_("Key to Flags:\n\
+ W (write), A (alloc), X (execute), M (merge), S (strings)\n\
+ I (info), L (link order), G (group), x (unknown)\n\
+ O (extra OS processing required) o (OS specific), p (processor specific)\n"));
return 1;
}
if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION)
{
- warn (_("Skipping unexpected symbol type %u"),
+ warn (_("Skipping unexpected symbol type %u\n"),
ELF32_ST_TYPE (sym->st_info));
continue;
}
if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION)
{
- warn (_("Skipping unexpected symbol type %u"),
+ warn (_("Skipping unexpected symbol type %u\n"),
ELF64_ST_TYPE (sym->st_info));
continue;
}
if (strncmp (relname, "R_IA64_SEGREL", 13) != 0)
{
- warn (_("Skipping unexpected relocation type %s"), relname);
+ warn (_("Skipping unexpected relocation type %s\n"), relname);
continue;
}
/* Since we do not know how big the symbol table is,
we default to reading in the entire file (!) and
processing that. This is overkill, I know, but it
- should work. */
+ should work. */
offset = entry->d_un.d_val - loadaddr;
if (fseek (file, 0, SEEK_END))
/* Since we do not know how big the string table is,
we default to reading in the entire file (!) and
processing that. This is overkill, I know, but it
- should work. */
+ should work. */
offset = entry->d_un.d_val - loadaddr;
if (fseek (file, 0, SEEK_END))
dynamic_strings = (char *) get_data (NULL, file, offset, str_tab_len,
_("dynamic string table"));
-
break;
}
}
case SHT_GNU_versym:
{
Elf32_Internal_Shdr * link_section;
- int total;
- int cnt;
- unsigned char * edata;
- unsigned short * data;
- char * strtab;
- Elf_Internal_Sym * symbols;
+ 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;
return i_data;
}
-/* Dump the symbol table */
+/* Dump the symbol table. */
static int
process_symbol_table (file)
FILE * file;
if (len == 0)
{
- warn (_("badly formed extended line op encountered!"));
+ warn (_("badly formed extended line op encountered!\n"));
return bytes_read;
}
/* Check the length of the block. */
info.li_length = BYTE_GET (external->li_length);
+
+ if (info.li_length == 0xffffffff)
+ {
+ warn (_("64-bit DWARF line info is not supported yet.\n"));
+ break;
+ }
+
if (info.li_length + sizeof (external->li_length) > section->sh_size)
{
warn
op_code = * data ++;
- switch (op_code)
+ if (op_code >= info.li_opcode_base)
+ {
+ op_code -= info.li_opcode_base;
+ adv = (op_code / info.li_line_range) * info.li_min_insn_length;
+ state_machine_regs.address += adv;
+ printf (_(" Special opcode %d: advance Address by %d to 0x%lx"),
+ op_code, adv, state_machine_regs.address);
+ adv = (op_code % info.li_line_range) + info.li_line_base;
+ state_machine_regs.line += adv;
+ printf (_(" and Line by %d to %d\n"),
+ adv, state_machine_regs.line);
+ }
+ else switch (op_code)
{
case DW_LNS_extended_op:
data += process_extended_line_op (data, info.li_default_is_stmt,
adv, state_machine_regs.address);
break;
+ case DW_LNS_set_prologue_end:
+ printf (_(" Set prologue_end to true\n"));
+ break;
+
+ case DW_LNS_set_epilogue_begin:
+ printf (_(" Set epilogue_begin to true\n"));
+ break;
+
+ case DW_LNS_set_isa:
+ adv = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (_(" Set ISA to %d\n"), adv);
+ break;
+
default:
- op_code -= info.li_opcode_base;
- adv = (op_code / info.li_line_range) * info.li_min_insn_length;
- state_machine_regs.address += adv;
- printf (_(" Special opcode %d: advance Address by %d to 0x%lx"),
- op_code, adv, state_machine_regs.address);
- adv = (op_code % info.li_line_range) + info.li_line_base;
- state_machine_regs.line += adv;
- printf (_(" and Line by %d to %d\n"),
- adv, state_machine_regs.line);
+ printf (_(" Unknown opcode %d with operands: "), op_code);
+ {
+ int i;
+ for (i = standard_opcodes[op_code - 1]; i > 0 ; --i)
+ {
+ printf ("0x%lx%s", read_leb128 (data, &bytes_read, 0),
+ i == 1 ? "" : ", ");
+ data += bytes_read;
+ }
+ putchar ('\n');
+ }
break;
}
}
- printf ("\n");
+ putchar ('\n');
}
return 1;
data = start + sizeof (* external);
start += pubnames.pn_length + sizeof (external->pn_length);
+ if (pubnames.pn_length == 0xffffffff)
+ {
+ warn (_("64-bit DWARF pubnames are not supported yet.\n"));
+ break;
+ }
+
if (pubnames.pn_version != 2)
{
static int warned = 0;
{
start = process_abbrev_section (start, end);
+ if (first_abbrev == NULL)
+ continue;
+
printf (_(" Number TAG\n"));
for (entry = first_abbrev; entry; entry = entry->next)
get_FORM_name (attr->form));
}
}
+
+ free_abbrevs ();
}
while (start);
}
+static const char * debug_str_contents;
+static bfd_vma debug_str_size;
+
+static void
+load_debug_str (file)
+ FILE * file;
+{
+ Elf32_Internal_Shdr * sec;
+ int i;
+
+ /* If it is already loaded, do nothing. */
+ if (debug_str_contents != NULL)
+ return;
+
+ /* Locate the .debug_str section. */
+ for (i = 0, sec = section_headers;
+ i < elf_header.e_shnum;
+ i ++, sec ++)
+ if (strcmp (SECTION_NAME (sec), ".debug_str") == 0)
+ break;
+
+ if (i == elf_header.e_shnum || sec->sh_size == 0)
+ return;
+
+ debug_str_size = sec->sh_size;
+
+ debug_str_contents = ((char *)
+ get_data (NULL, file, sec->sh_offset, sec->sh_size,
+ _("debug_str section data")));
+}
+
+static void
+free_debug_str ()
+{
+ if (debug_str_contents == NULL)
+ return;
+
+ free ((char *) debug_str_contents);
+ debug_str_contents = NULL;
+ debug_str_size = 0;
+}
+
+static const char *
+fetch_indirect_string (offset)
+ unsigned long offset;
+{
+ if (debug_str_contents == NULL)
+ return _("<no .debug_str section>");
+
+ if (offset > debug_str_size)
+ return _("<offset is too big>");
+
+ return debug_str_contents + offset;
+}
+
+
+static int
+display_debug_str (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file ATTRIBUTE_UNUSED;
+{
+ unsigned long bytes;
+ bfd_vma addr;
+
+ addr = section->sh_addr;
+ bytes = section->sh_size;
+
+ if (bytes == 0)
+ {
+ printf (_("\nThe .debug_str section is empty.\n"));
+ return 0;
+ }
+
+ printf (_("Contents of the .debug_str section:\n\n"));
+
+ while (bytes)
+ {
+ int j;
+ int k;
+ int lbytes;
+
+ lbytes = (bytes > 16 ? 16 : bytes);
+
+ printf (" 0x%8.8lx ", (unsigned long) addr);
+
+ for (j = 0; j < 16; j++)
+ {
+ if (j < lbytes)
+ printf ("%2.2x", start [j]);
+ else
+ printf (" ");
+
+ if ((j & 3) == 3)
+ printf (" ");
+ }
+
+ for (j = 0; j < lbytes; j++)
+ {
+ k = start [j];
+ if (k >= ' ' && k < 0x80)
+ printf ("%c", k);
+ else
+ printf (".");
+ }
+
+ putchar ('\n');
+
+ start += lbytes;
+ addr += lbytes;
+ bytes -= lbytes;
+ }
+
+ return 1;
+}
+
+
static unsigned char *
-read_and_display_attr (attribute, form, data, cu_offset, pointer_size)
+read_and_display_attr_value (attribute, form, data, cu_offset, pointer_size)
unsigned long attribute;
unsigned long form;
unsigned char * data;
unsigned char * block_start = NULL;
int bytes_read;
- printf (" %-18s:", get_AT_name (attribute));
-
switch (form)
{
default:
data += pointer_size;
break;
+ case DW_FORM_strp:
+ uvalue = byte_get (data, /* offset_size */ 4);
+ data += /* offset_size */ 4;
+ break;
+
case DW_FORM_ref1:
case DW_FORM_flag:
case DW_FORM_data1:
uvalue = read_leb128 (data, & bytes_read, 0);
data += bytes_read;
break;
+
+ case DW_FORM_indirect:
+ form = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (" %s", get_FORM_name (form));
+ return read_and_display_attr_value (attribute, form, data, cu_offset,
+ pointer_size);
}
switch (form)
break;
case DW_FORM_strp:
+ printf (_(" (indirect string, offset: 0x%lx): "), uvalue);
+ printf (fetch_indirect_string (uvalue));
+ break;
+
case DW_FORM_indirect:
- warn (_("Unable to handle FORM: %d"), form);
+ /* Handled above. */
break;
default:
- warn (_("Unrecognised form: %d"), form);
+ warn (_("Unrecognised form: %d\n"), form);
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_Fortran95: printf ("(Fortran 95)"); break;
/* MIPS extension. */
case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
default: printf ("(Unknown: %lx)", uvalue); break;
break;
}
+ return data;
+}
+
+static unsigned char *
+read_and_display_attr (attribute, form, data, cu_offset, pointer_size)
+ unsigned long attribute;
+ unsigned long form;
+ unsigned char * data;
+ unsigned long cu_offset;
+ unsigned long pointer_size;
+{
+ printf (" %-18s:", get_AT_name (attribute));
+ data = read_and_display_attr_value (attribute, form, data, cu_offset,
+ pointer_size);
printf ("\n");
return data;
}
printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
+ load_debug_str (file);
+
while (start < end)
{
DWARF2_External_CompUnit * external;
compunit.cu_abbrev_offset = BYTE_GET (external->cu_abbrev_offset);
compunit.cu_pointer_size = BYTE_GET (external->cu_pointer_size);
+ if (compunit.cu_length == 0xffffffff)
+ {
+ warn (_("64-bit DWARF debug info is not supported yet.\n"));
+ break;
+ }
+
/* Check for RELA relocations in the abbrev_offset address, and
apply them. */
for (relsec = section_headers;
if (ELF32_ST_TYPE (sym->st_info) != STT_SECTION)
{
- warn (_("Skipping unexpected symbol type %u"),
+ warn (_("Skipping unexpected symbol type %u\n"),
ELF32_ST_TYPE (sym->st_info));
continue;
}
if (ELF64_ST_TYPE (sym->st_info) != STT_SECTION)
{
- warn (_("Skipping unexpected symbol type %u"),
+ warn (_("Skipping unexpected symbol type %u\n"),
ELF64_ST_TYPE (sym->st_info));
continue;
}
continue;
}
- if (first_abbrev != NULL)
- free_abbrevs ();
+ free_abbrevs ();
/* Read in the abbrevs used by this compilation unit. */
if (strcmp (SECTION_NAME (sec), ".debug_abbrev") == 0)
break;
- if (i == -1 || sec->sh_size == 0)
+ if (i == elf_header.e_shnum || sec->sh_size == 0)
{
warn (_("Unable to locate .debug_abbrev section!\n"));
return 0;
}
}
+ free_debug_str ();
+
printf ("\n");
return 1;
arange.ar_pointer_size = BYTE_GET (external->ar_pointer_size);
arange.ar_segment_size = BYTE_GET (external->ar_segment_size);
+ if (arange.ar_length == 0xffffffff)
+ {
+ warn (_("64-bit DWARF aranges are not supported yet.\n"));
+ break;
+ }
+
if (arange.ar_version != 2)
{
warn (_("Only DWARF 2 aranges are currently supported.\n"));
if (length == 0)
return 1;
+ if (length == 0xffffffff)
+ {
+ warn (_("64-bit DWARF format frames are not supported yet.\n"));
+ break;
+ }
+
block_end = saved_start + length + 4;
cie_id = byte_get (start, 4); start += 4;
look_for = is_eh ? start - 4 - cie_id : section_start + cie_id;
- for (cie=chunks; cie ; cie = cie->next)
+ for (cie = chunks; cie ; cie = cie->next)
if (cie->chunk_start == look_for)
break;
sections. */
struct
{
- char * name;
+ const char * const name;
int (* display) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
int (* prescan) PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
}
debug_displays[] =
{
- { ".debug_info", display_debug_info, prescan_debug_info },
{ ".debug_abbrev", display_debug_abbrev, NULL },
- { ".debug_line", display_debug_lines, NULL },
{ ".debug_aranges", display_debug_aranges, NULL },
- { ".debug_pubnames", display_debug_pubnames, NULL },
{ ".debug_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_not_supported, 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 },
/* If we loaded in the abbrev section at some point,
we must release it here. */
- if (first_abbrev != NULL)
- free_abbrevs ();
+ free_abbrevs ();
return 1;
}
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. */
+ If the value of namesz is zero, there is no name present. */
static int
process_note (pnote)
Elf32_Internal_Note * pnote;
overwritting things. */
if (sizeof (bfd_vma) < 8)
{
- error (_("This instance of readelf has been built without support for a\n"));
- error (_("64 bit data type and so it cannot read 64 bit ELF files.\n"));
+ error (_("This instance of readelf has been built without support for a\n\
+64 bit data type and so it cannot read 64 bit ELF files.\n"));
return 0;
}
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);
+
return 1;
}
#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 */
+ symbols. */
void
print_address (unsigned int addr, FILE * outfile)
fprintf (outfile,"0x%8.8x", addr);
}
-/* Needed by the i386 disassembler. */
+/* Needed by the i386 disassembler. */
void
db_task_printsym (unsigned int addr)
{
}
#endif
+int main PARAMS ((int, char **));
+
int
main (argc, argv)
int argc;