You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
\f
/* The difference between readelf and objdump:
#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;
-unsigned int dynamic_nent;
-char *dynamic_strings;
-unsigned long dynamic_strings_length;
-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_section;
-Elf_Internal_Shdr *symtab_shndx_hdr;
-int show_name;
-int do_dynamic;
-int do_syms;
-int do_reloc;
-int do_sections;
-int do_section_groups;
-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_ranges;
-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;
-int have_frame_base;
-int need_base_address;
-unsigned long saved_base_address;
+static long archive_file_offset;
+static unsigned long archive_file_size;
+static unsigned long dynamic_addr;
+static bfd_size_type dynamic_size;
+static unsigned int dynamic_nent;
+static char *dynamic_strings;
+static unsigned long dynamic_strings_length;
+static char *string_table;
+static unsigned long string_table_length;
+static unsigned long num_dynamic_syms;
+static Elf_Internal_Sym *dynamic_symbols;
+static Elf_Internal_Syminfo *dynamic_syminfo;
+static unsigned long dynamic_syminfo_offset;
+static unsigned int dynamic_syminfo_nent;
+static char program_interpreter[64];
+static bfd_vma dynamic_info[DT_JMPREL + 1];
+static bfd_vma version_info[16];
+static Elf_Internal_Ehdr elf_header;
+static Elf_Internal_Shdr *section_headers;
+static Elf_Internal_Phdr *program_headers;
+static Elf_Internal_Dyn *dynamic_section;
+static Elf_Internal_Shdr *symtab_shndx_hdr;
+static int show_name;
+static int do_dynamic;
+static int do_syms;
+static int do_reloc;
+static int do_sections;
+static int do_section_groups;
+static int do_full_section_name;
+static int do_segments;
+static int do_unwind;
+static int do_using_dynamic;
+static int do_header;
+static int do_dump;
+static int do_version;
+static int do_wide;
+static int do_histogram;
+static int do_debugging;
+static int do_debug_info;
+static int do_debug_abbrevs;
+static int do_debug_lines;
+static int do_debug_pubnames;
+static int do_debug_aranges;
+static int do_debug_ranges;
+static int do_debug_frames;
+static int do_debug_frames_interp;
+static int do_debug_macinfo;
+static int do_debug_str;
+static int do_debug_loc;
+static int do_arch;
+static int do_notes;
+static int is_32bit_elf;
+static int have_frame_base;
+static int need_base_address;
+static bfd_vma eh_addr_size;
struct group_list
{
unsigned int group_index;
};
-struct group *section_groups;
-size_t group_count = 0;
-
-struct group **section_headers_groups;
+static size_t group_count;
+static struct group *section_groups;
+static struct group **section_headers_groups;
/* A dynamic array of flags indicating for which sections a hex dump
has been requested (via the -x switch) and/or a disassembly dump
#define BYTE_GET(field) byte_get (field, sizeof (field))
-/* If we can support a 64 bit data type then BFD64 should be defined
- and sizeof (bfd_vma) == 8. In this case when translating from an
- external 8 byte field to an internal field, we can assume that the
- internal field is also 8 bytes wide and so we can extract all the data.
- If, however, BFD64 is not defined, then we must assume that the
- internal data structure only has 4 byte wide fields that are the
- equivalent of the 8 byte wide external counterparts, and so we must
- truncate the data. */
-#ifdef BFD64
-#define BYTE_GET8(field) byte_get (field, -8)
-#else
-#define BYTE_GET8(field) byte_get (field, 8)
-#endif
-
#define NUM_ELEM(array) (sizeof (array) / sizeof ((array)[0]))
#define GET_ELF_SYMBOLS(file, section) \
#ifdef BFD64
case 8:
- case -8:
- /* This is a special case, generated by the BYTE_GET8 macro.
- It means that we are loading an 8 byte value from a field
- in an external structure into an 8 byte value in a field
- in an internal structure. */
return ((bfd_vma) (field[0]))
| (((bfd_vma) (field[1])) << 8)
| (((bfd_vma) (field[2])) << 16)
case 4:
return (x ^ 0x80000000) - 0x80000000;
case 8:
- case -8:
return x;
default:
abort ();
}
}
+#if defined BFD64 && !BFD_HOST_64BIT_LONG
+static int
+print_dec_vma (bfd_vma vma, int is_signed)
+{
+ char buf[40];
+ char *bufp = buf;
+ int nc = 0;
+
+ if (is_signed && (bfd_signed_vma) vma < 0)
+ {
+ vma = -vma;
+ putchar ('-');
+ nc = 1;
+ }
+
+ do
+ {
+ *bufp++ = '0' + vma % 10;
+ vma /= 10;
+ }
+ while (vma != 0);
+ nc += bufp - buf;
+
+ while (bufp > buf)
+ putchar (*--bufp);
+ return nc;
+}
+
+static int
+print_hex_vma (bfd_vma vma)
+{
+ char buf[32];
+ char *bufp = buf;
+ int nc;
+
+ do
+ {
+ char digit = '0' + (vma & 0x0f);
+ if (digit > '9')
+ digit += 'a' - '0' - 10;
+ *bufp++ = digit;
+ vma >>= 4;
+ }
+ while (vma != 0);
+ nc = bufp - buf;
+
+ while (bufp > buf)
+ putchar (*--bufp);
+ return nc;
+}
+#endif
+
/* Print a VMA value. */
-static void
+static int
print_vma (bfd_vma vma, print_mode mode)
{
#ifdef BFD64
switch (mode)
{
case FULL_HEX:
- printf ("0x");
- /* Drop through. */
+ return printf ("0x%8.8lx", (unsigned long) vma);
+
case LONG_HEX:
- printf ("%8.8lx", (unsigned long) vma);
- break;
+ return printf ("%8.8lx", (unsigned long) vma);
case DEC_5:
if (vma <= 99999)
- {
- printf ("%5ld", (long) vma);
- break;
- }
+ return printf ("%5ld", (long) vma);
/* Drop through. */
+
case PREFIX_HEX:
- printf ("0x");
- /* Drop through. */
+ return printf ("0x%lx", (unsigned long) vma);
+
case HEX:
- printf ("%lx", (unsigned long) vma);
- break;
+ return printf ("%lx", (unsigned long) vma);
case DEC:
- printf ("%ld", (unsigned long) vma);
- break;
+ return printf ("%ld", (unsigned long) vma);
case UNSIGNED:
- printf ("%lu", (unsigned long) vma);
- break;
+ return printf ("%lu", (unsigned long) vma);
}
}
#ifdef BFD64
else
{
+ int nc = 0;
+
switch (mode)
{
case FULL_HEX:
- printf ("0x");
+ nc = printf ("0x");
/* Drop through. */
case LONG_HEX:
printf_vma (vma);
- break;
+ return nc + 16;
case PREFIX_HEX:
- printf ("0x");
+ nc = printf ("0x");
/* Drop through. */
case HEX:
#if BFD_HOST_64BIT_LONG
- printf ("%lx", vma);
+ return nc + printf ("%lx", vma);
#else
- if (_bfd_int64_high (vma))
- printf ("%lx%8.8lx", _bfd_int64_high (vma), _bfd_int64_low (vma));
- else
- printf ("%lx", _bfd_int64_low (vma));
+ return nc + print_hex_vma (vma);
#endif
- break;
case DEC:
#if BFD_HOST_64BIT_LONG
- printf ("%ld", vma);
+ return printf ("%ld", vma);
#else
- if (_bfd_int64_high (vma))
- /* ugg */
- printf ("++%ld", _bfd_int64_low (vma));
- else
- printf ("%ld", _bfd_int64_low (vma));
+ return print_dec_vma (vma, 1);
#endif
- break;
case DEC_5:
#if BFD_HOST_64BIT_LONG
if (vma <= 99999)
- printf ("%5ld", vma);
+ return printf ("%5ld", vma);
else
- printf ("%#lx", vma);
+ return printf ("%#lx", vma);
#else
- if (_bfd_int64_high (vma))
- /* ugg */
- printf ("++%ld", _bfd_int64_low (vma));
- else if (vma <= 99999)
- printf ("%5ld", _bfd_int64_low (vma));
+ if (vma <= 99999)
+ return printf ("%5ld", _bfd_int64_low (vma));
else
- printf ("%#lx", _bfd_int64_low (vma));
+ return print_hex_vma (vma);
#endif
- break;
case UNSIGNED:
#if BFD_HOST_64BIT_LONG
- printf ("%lu", vma);
+ return printf ("%lu", vma);
#else
- if (_bfd_int64_high (vma))
- /* ugg */
- printf ("++%lu", _bfd_int64_low (vma));
- else
- printf ("%lu", _bfd_int64_low (vma));
+ return print_dec_vma (vma, 0);
#endif
- break;
}
}
#endif
+ return 0;
}
/* Display a symbol on stdout. If do_wide is not true then
case 2:
return ((unsigned int) (field[1])) | (((int) (field[0])) << 8);
+#ifndef BFD64
+ case 8:
+ /* Although we are extracing data from an 8 byte wide field,
+ we are returning only 4 bytes of data. */
+ field += 4;
+ /* Fall thru */
+#endif
case 4:
return ((unsigned long) (field[3]))
| (((unsigned long) (field[2])) << 8)
| (((unsigned long) (field[1])) << 16)
| (((unsigned long) (field[0])) << 24);
-#ifndef BFD64
- case 8:
- /* Although we are extracing data from an 8 byte wide field,
- we are returning only 4 bytes of data. */
- return ((unsigned long) (field[7]))
- | (((unsigned long) (field[6])) << 8)
- | (((unsigned long) (field[5])) << 16)
- | (((unsigned long) (field[4])) << 24);
-#else
+#ifdef BFD64
case 8:
- case -8:
- /* This is a special case, generated by the BYTE_GET8 macro.
- It means that we are loading an 8 byte value from a field
- in an external structure into an 8 byte value in a field
- in an internal structure. */
return ((bfd_vma) (field[7]))
| (((bfd_vma) (field[6])) << 8)
| (((bfd_vma) (field[5])) << 16)
}
}
+/* Return a pointer to section NAME, or NULL if no such section exists. */
+
+static Elf_Internal_Shdr *
+find_section (const char *name)
+{
+ unsigned int i;
+
+ for (i = 0; i < elf_header.e_shnum; i++)
+ if (streq (SECTION_NAME (section_headers + i), name))
+ return section_headers + i;
+
+ return NULL;
+}
+
/* Guess the relocation size commonly used by the specific machines. */
static int
for (i = 0; i < nrelas; i++)
{
- relas[i].r_offset = BYTE_GET8 (erelas[i].r_offset);
- relas[i].r_info = BYTE_GET8 (erelas[i].r_info);
- relas[i].r_addend = BYTE_GET8 (erelas[i].r_addend);
+ relas[i].r_offset = BYTE_GET (erelas[i].r_offset);
+ relas[i].r_info = BYTE_GET (erelas[i].r_info);
+ relas[i].r_addend = BYTE_GET (erelas[i].r_addend);
}
free (erelas);
for (i = 0; i < nrels; i++)
{
- rels[i].r_offset = BYTE_GET8 (erels[i].r_offset);
- rels[i].r_info = BYTE_GET8 (erels[i].r_info);
+ 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;
}
}
}
+static const char *
+get_ppc_dynamic_type (unsigned long type)
+{
+ switch (type)
+ {
+ case DT_PPC_GLINK: return "PPC_GLINK";
+ default:
+ return NULL;
+ }
+}
+
static const char *
get_ppc64_dynamic_type (unsigned long type)
{
static const char *
get_dynamic_type (unsigned long type)
{
- static char buff[32];
+ static char buff[64];
switch (type)
{
case EM_SPARCV9:
result = get_sparc64_dynamic_type (type);
break;
+ case EM_PPC:
+ result = get_ppc_dynamic_type (type);
+ break;
case EM_PPC64:
result = get_ppc64_dynamic_type (type);
break;
if (result != NULL)
return result;
- sprintf (buff, _("Processor Specific: %lx"), type);
+ snprintf (buff, sizeof (buff), _("Processor Specific: %lx"), type);
}
else if ((type >= DT_LOOS) && (type <= DT_HIOS))
{
if (result != NULL)
return result;
- sprintf (buff, _("Operating System specific: %lx"), type);
+ snprintf (buff, sizeof (buff), _("Operating System specific: %lx"),
+ type);
}
else
- sprintf (buff, _("<unknown>: %lx"), type);
+ snprintf (buff, sizeof (buff), _("<unknown>: %lx"), type);
return buff;
}
default:
if ((e_type >= ET_LOPROC) && (e_type <= ET_HIPROC))
- sprintf (buff, _("Processor Specific: (%x)"), e_type);
+ snprintf (buff, sizeof (buff), _("Processor Specific: (%x)"), e_type);
else if ((e_type >= ET_LOOS) && (e_type <= ET_HIOS))
- sprintf (buff, _("OS Specific: (%x)"), e_type);
+ snprintf (buff, sizeof (buff), _("OS Specific: (%x)"), e_type);
else
- sprintf (buff, _("<unknown>: %x"), e_type);
+ snprintf (buff, sizeof (buff), _("<unknown>: %x"), e_type);
return buff;
}
}
case EM_XTENSA_OLD:
case EM_XTENSA: return "Tensilica Xtensa Processor";
default:
- sprintf (buff, _("<unknown>: %x"), e_machine);
+ snprintf (buff, sizeof (buff), _("<unknown>: %x"), e_machine);
return buff;
}
}
case ELFOSABI_STANDALONE: return _("Standalone App");
case ELFOSABI_ARM: return "ARM";
default:
- sprintf (buff, _("<unknown: %x>"), osabi);
+ snprintf (buff, sizeof (buff), _("<unknown: %x>"), osabi);
return buff;
}
}
+static const char *
+get_arm_segment_type (unsigned long type)
+{
+ switch (type)
+ {
+ case PT_ARM_EXIDX:
+ return "EXIDX";
+ default:
+ break;
+ }
+
+ return NULL;
+}
+
static const char *
get_mips_segment_type (unsigned long type)
{
switch (elf_header.e_machine)
{
+ case EM_ARM:
+ result = get_arm_segment_type (p_type);
+ break;
case EM_MIPS:
case EM_MIPS_RS3_LE:
result = get_mips_segment_type (p_type);
sprintf (buff, "LOOS+%lx", p_type - PT_LOOS);
}
else
- sprintf (buff, _("<unknown>: %lx"), p_type);
+ snprintf (buff, sizeof (buff), _("<unknown>: %lx"), p_type);
return buff;
}
else if ((sh_type >= SHT_LOUSER) && (sh_type <= SHT_HIUSER))
sprintf (buff, "LOUSER+%x", sh_type - SHT_LOUSER);
else
- sprintf (buff, _("<unknown>: %x"), sh_type);
+ snprintf (buff, sizeof (buff), _("<unknown>: %x"), sh_type);
return buff;
}
#define OPTION_DEBUG_DUMP 512
-struct option options[] =
+static struct option options[] =
{
{"all", no_argument, 0, 'a'},
{"file-header", no_argument, 0, 'h'},
{"sections", no_argument, 0, 'S'},
{"section-headers", no_argument, 0, 'S'},
{"section-groups", no_argument, 0, 'g'},
+ {"full-section-name",no_argument, 0, 'N'},
{"symbols", no_argument, 0, 's'},
{"syms", no_argument, 0, 's'},
{"relocs", no_argument, 0, 'r'},
-S --section-headers Display the sections' header\n\
--sections An alias for --section-headers\n\
-g --section-groups Display the section groups\n\
+ -N --full-section-name\n\
+ Display the full section name\n\
-e --headers Equivalent to: -h -l -S\n\
-s --syms Display the symbol table\n\
--symbols An alias for --syms\n\
usage ();
while ((c = getopt_long
- (argc, argv, "ersuahnldSDAIgw::x:i:vVWH", options, NULL)) != EOF)
+ (argc, argv, "ersuahnldSDAINgw::x:i:vVWH", options, NULL)) != EOF)
{
char *cp;
int section;
case 'g':
do_section_groups++;
break;
+ case 'N':
+ do_full_section_name++;
+ break;
case 'e':
do_header++;
do_sections++;
case ELFCLASS32: return "ELF32";
case ELFCLASS64: return "ELF64";
default:
- sprintf (buff, _("<unknown: %x>"), elf_class);
+ snprintf (buff, sizeof (buff), _("<unknown: %x>"), elf_class);
return buff;
}
}
case ELFDATA2LSB: return _("2's complement, little endian");
case ELFDATA2MSB: return _("2's complement, big endian");
default:
- sprintf (buff, _("<unknown: %x>"), encoding);
+ snprintf (buff, sizeof (buff), _("<unknown: %x>"), encoding);
return buff;
}
}
{
internal->p_type = BYTE_GET (external->p_type);
internal->p_flags = BYTE_GET (external->p_flags);
- internal->p_offset = BYTE_GET8 (external->p_offset);
- internal->p_vaddr = BYTE_GET8 (external->p_vaddr);
- internal->p_paddr = BYTE_GET8 (external->p_paddr);
- internal->p_filesz = BYTE_GET8 (external->p_filesz);
- internal->p_memsz = BYTE_GET8 (external->p_memsz);
- internal->p_align = BYTE_GET8 (external->p_align);
+ internal->p_offset = BYTE_GET (external->p_offset);
+ internal->p_vaddr = BYTE_GET (external->p_vaddr);
+ internal->p_paddr = BYTE_GET (external->p_paddr);
+ internal->p_filesz = BYTE_GET (external->p_filesz);
+ internal->p_memsz = BYTE_GET (external->p_memsz);
+ internal->p_align = BYTE_GET (external->p_align);
}
free (phdrs);
if (section_headers != NULL)
{
Elf_Internal_Shdr *sec;
- unsigned int j;
-
- for (j = 0, sec = section_headers;
- j < elf_header.e_shnum;
- j++, sec++)
- if (streq (SECTION_NAME (sec), ".dynamic"))
- break;
- if (j == elf_header.e_shnum || sec->sh_size == 0)
+ sec = find_section (".dynamic");
+ if (sec == NULL || sec->sh_size == 0)
{
error (_("no .dynamic section in the dynamic segment"));
break;
{
internal->sh_name = BYTE_GET (shdrs[i].sh_name);
internal->sh_type = BYTE_GET (shdrs[i].sh_type);
- internal->sh_flags = BYTE_GET8 (shdrs[i].sh_flags);
- internal->sh_addr = BYTE_GET8 (shdrs[i].sh_addr);
- internal->sh_size = BYTE_GET8 (shdrs[i].sh_size);
- internal->sh_entsize = BYTE_GET8 (shdrs[i].sh_entsize);
+ internal->sh_flags = BYTE_GET (shdrs[i].sh_flags);
+ internal->sh_addr = BYTE_GET (shdrs[i].sh_addr);
+ internal->sh_size = BYTE_GET (shdrs[i].sh_size);
+ internal->sh_entsize = BYTE_GET (shdrs[i].sh_entsize);
internal->sh_link = BYTE_GET (shdrs[i].sh_link);
internal->sh_info = BYTE_GET (shdrs[i].sh_info);
internal->sh_offset = BYTE_GET (shdrs[i].sh_offset);
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);
+ psym->st_value = BYTE_GET (esyms[j].st_value);
+ psym->st_size = BYTE_GET (esyms[j].st_size);
}
if (shndx)
static const char *
get_elf_section_flags (bfd_vma sh_flags)
{
- static char buff[32];
-
- *buff = 0;
+ static char buff[33];
+ char *p = buff;
while (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_OS_NONCONFORMING: strcat (buff, "O"); break;
- case SHF_GROUP: strcat (buff, "G"); break;
- case SHF_TLS: strcat (buff, "T"); break;
+ case SHF_WRITE: *p = 'W'; break;
+ case SHF_ALLOC: *p = 'A'; break;
+ case SHF_EXECINSTR: *p = 'X'; break;
+ case SHF_MERGE: *p = 'M'; break;
+ case SHF_STRINGS: *p = 'S'; break;
+ case SHF_INFO_LINK: *p = 'I'; break;
+ case SHF_LINK_ORDER: *p = 'L'; break;
+ case SHF_OS_NONCONFORMING: *p = 'O'; break;
+ case SHF_GROUP: *p = 'G'; break;
+ case SHF_TLS: *p = 'T'; break;
default:
if (flag & SHF_MASKOS)
{
- strcat (buff, "o");
+ *p = 'o';
sh_flags &= ~ SHF_MASKOS;
}
else if (flag & SHF_MASKPROC)
{
- strcat (buff, "p");
+ *p = 'p';
sh_flags &= ~ SHF_MASKPROC;
}
else
- strcat (buff, "x");
+ *p = 'x';
break;
}
+ p++;
}
+ *p = '\0';
return buff;
}
dynamic_syminfo = NULL;
symtab_shndx_hdr = NULL;
+ eh_addr_size = is_32bit_elf ? 4 : 8;
+ switch (elf_header.e_machine)
+ {
+ case EM_MIPS:
+ case EM_MIPS_RS3_LE:
+ /* The 64-bit MIPS EABI uses a combination of 32-bit ELF and 64-bit
+ FDE addresses. However, the ABI also has a semi-official ILP32
+ variant for which the normal FDE address size rules apply.
+
+ GCC 4.0 marks EABI64 objects with a dummy .gcc_compiled_longXX
+ section, where XX is the size of longs in bits. Unfortunately,
+ earlier compilers provided no way of distinguishing ILP32 objects
+ from LP64 objects, so if there's any doubt, we should assume that
+ the official LP64 form is being used. */
+ if ((elf_header.e_flags & EF_MIPS_ABI) == E_MIPS_ABI_EABI64
+ && find_section (".gcc_compiled_long32") == NULL)
+ eh_addr_size = 8;
+ break;
+ }
+
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
printf (_("\nSection Header:\n"));
if (is_32bit_elf)
- printf
- (_(" [Nr] Name Type Addr Off Size ES Flg Lk Inf Al\n"));
+ {
+ if (do_full_section_name)
+ {
+ printf (_(" [Nr] Name\n"));
+ printf (_(" Type Addr Off Size ES Flg Lk Inf Al\n"));
+ }
+ else
+ 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"));
+ {
+ if (do_full_section_name)
+ {
+ printf (_(" [Nr] Name\n"));
+ printf (_(" Type Address Off Size ES Flg Lk Inf Al\n"));
+ }
+ else
+ printf
+ (_(" [Nr] Name Type Address Off Size ES Flg Lk Inf Al\n"));
+ }
else
{
- printf (_(" [Nr] Name Type Address Offset\n"));
- printf (_(" Size EntSize Flags Link Info Align\n"));
+ if (do_full_section_name)
+ {
+ printf (_(" [Nr] Name\n"));
+ printf (_(" Flags Type Address Offset\n"));
+ printf (_(" Size EntSize Link Info Align\n"));
+ }
+ else
+ {
+ printf (_(" [Nr] Name Type Address Offset\n"));
+ printf (_(" Size EntSize Flags Link Info Align\n"));
+ }
}
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
{
- printf (" [%2u] %-17.17s %-15.15s ",
- SECTION_HEADER_NUM (i),
- SECTION_NAME (section),
- get_section_type_name (section->sh_type));
+ if (do_full_section_name)
+ {
+ printf (" [%2u] %s\n",
+ SECTION_HEADER_NUM (i),
+ SECTION_NAME (section));
+ if (is_32bit_elf || do_wide)
+ printf (" %-15.15s ",
+ get_section_type_name (section->sh_type));
+ }
+ else
+ printf (" [%2u] %-17.17s %-15.15s ",
+ SECTION_HEADER_NUM (i),
+ SECTION_NAME (section),
+ get_section_type_name (section->sh_type));
if (is_32bit_elf)
{
putchar ('\n');
}
}
+ else if (do_full_section_name)
+ {
+ printf (" %-15.15s %-15.15s ",
+ get_elf_section_flags (section->sh_flags),
+ get_section_type_name (section->sh_type));
+ putchar (' ');
+ print_vma (section->sh_addr, LONG_HEX);
+ if ((long) section->sh_offset == section->sh_offset)
+ printf (" %8.8lx", (unsigned long) section->sh_offset);
+ else
+ {
+ printf (" ");
+ print_vma (section->sh_offset, LONG_HEX);
+ }
+ printf ("\n ");
+ print_vma (section->sh_size, LONG_HEX);
+ printf (" ");
+ print_vma (section->sh_entsize, LONG_HEX);
+
+ printf (" %2ld %3lu %ld\n",
+ (unsigned long) section->sh_link,
+ (unsigned long) section->sh_info,
+ (unsigned long) section->sh_addralign);
+ }
else
{
putchar (' ');
return "COMDAT";
default:
- sprintf (buff, _("[<unknown>: 0x%x]"), flags);
+ snprintf (buff, sizeof (buff), _("[<unknown>: 0x%x]"), flags);
break;
}
return buff;
Elf_Internal_Shdr *section;
unsigned int i;
struct group *group;
+ Elf_Internal_Shdr *symtab_sec, *strtab_sec;
+ Elf_Internal_Sym *symtab;
+ char *strtab;
+
+ /* Don't process section groups unless needed. */
+ if (!do_unwind && !do_section_groups)
+ return 1;
if (elf_header.e_shnum == 0)
{
if (do_section_groups)
- printf (_("\nThere are no section groups in this file.\n"));
+ printf (_("\nThere are no sections in this file.\n"));
return 1;
}
}
/* Scan the sections for the group section. */
+ group_count = 0;
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i++, section++)
if (section->sh_type == SHT_GROUP)
group_count++;
+ if (group_count == 0)
+ {
+ if (do_section_groups)
+ printf (_("\nThere are no section groups in this file.\n"));
+
+ return 1;
+ }
+
section_groups = calloc (group_count, sizeof (struct group));
if (section_groups == NULL)
return 0;
}
+ symtab_sec = NULL;
+ strtab_sec = NULL;
+ symtab = NULL;
+ strtab = NULL;
for (i = 0, section = section_headers, group = section_groups;
i < elf_header.e_shnum;
i++, section++)
if (section->sh_type == SHT_GROUP)
{
char *name = SECTION_NAME (section);
- char *group_name, *strtab, *start, *indices;
+ char *group_name;
+ unsigned char *start, *indices;
unsigned int entry, j, size;
+ Elf_Internal_Shdr *sec;
Elf_Internal_Sym *sym;
- Elf_Internal_Shdr *symtab_sec, *strtab_sec, *sec;
- Elf_Internal_Sym *symtab;
/* Get the symbol table. */
- symtab_sec = SECTION_HEADER (section->sh_link);
- if (symtab_sec->sh_type != SHT_SYMTAB)
+ sec = SECTION_HEADER (section->sh_link);
+ if (sec->sh_type != SHT_SYMTAB)
{
error (_("Bad sh_link in group section `%s'\n"), name);
continue;
}
- symtab = GET_ELF_SYMBOLS (file, symtab_sec);
+
+ if (symtab_sec != sec)
+ {
+ symtab_sec = sec;
+ if (symtab)
+ free (symtab);
+ symtab = GET_ELF_SYMBOLS (file, symtab_sec);
+ }
sym = symtab + section->sh_info;
else
{
/* Get the string table. */
- strtab_sec = SECTION_HEADER (symtab_sec->sh_link);
- strtab = get_data (NULL, file, strtab_sec->sh_offset,
- strtab_sec->sh_size,
- _("string table"));
-
+ sec = SECTION_HEADER (symtab_sec->sh_link);
+ if (strtab_sec != sec)
+ {
+ strtab_sec = sec;
+ if (strtab)
+ free (strtab);
+ strtab = get_data (NULL, file, strtab_sec->sh_offset,
+ strtab_sec->sh_size,
+ _("string table"));
+ }
group_name = strtab + sym->st_name;
}
if (section_headers_groups [SECTION_HEADER_INDEX (entry)]
!= NULL)
{
- error (_("section [%5u] already in group section [%5u]\n"),
- entry, section_headers_groups [SECTION_HEADER_INDEX (entry)]->group_index);
- continue;
+ if (entry)
+ {
+ error (_("section [%5u] already in group section [%5u]\n"),
+ entry,
+ section_headers_groups [SECTION_HEADER_INDEX (entry)]->group_index);
+ continue;
+ }
+ else
+ {
+ /* Intel C/C++ compiler may put section 0 in a
+ section group. We just warn it the first time
+ and ignore it afterwards. */
+ static int warned = 0;
+ if (!warned)
+ {
+ error (_("section 0 in group section [%5u]\n"),
+ section_headers_groups [SECTION_HEADER_INDEX (entry)]->group_index);
+ warned++;
+ }
+ }
}
section_headers_groups [SECTION_HEADER_INDEX (entry)]
group->root = g;
}
- if (symtab)
- free (symtab);
- if (strtab)
- free (strtab);
if (start)
free (start);
}
}
+ if (symtab)
+ free (symtab);
+ if (strtab)
+ free (strtab);
return 1;
}
-struct
+static struct
{
const char *name;
int reloc;
static void
dump_ia64_unwind (struct ia64_unw_aux_info *aux)
{
- bfd_vma addr_size;
struct ia64_unw_table_entry *tp;
int in_body;
- addr_size = is_32bit_elf ? 4 : 8;
-
for (tp = aux->table; tp < aux->table + aux->table_len; ++tp)
{
bfd_vma stamp;
(unsigned long) (tp->info.offset - aux->seg_base));
head = aux->info + (tp->info.offset - aux->info_addr);
- stamp = BYTE_GET8 ((unsigned char *) head);
+ stamp = BYTE_GET ((unsigned char *) head);
printf (" v%u, flags=0x%lx (%s%s), len=%lu bytes\n",
(unsigned) UNW_VER (stamp),
(unsigned long) ((stamp & UNW_FLAG_MASK) >> 32),
UNW_FLAG_EHANDLER (stamp) ? " ehandler" : "",
UNW_FLAG_UHANDLER (stamp) ? " uhandler" : "",
- (unsigned long) (addr_size * UNW_LENGTH (stamp)));
+ (unsigned long) (eh_addr_size * UNW_LENGTH (stamp)));
if (UNW_VER (stamp) != 1)
{
}
in_body = 0;
- for (dp = head + 8; dp < head + 8 + addr_size * UNW_LENGTH (stamp);)
+ for (dp = head + 8; dp < head + 8 + eh_addr_size * UNW_LENGTH (stamp);)
dp = unw_decode (dp, in_body, & in_body);
}
}
struct ia64_unw_aux_info *aux,
Elf_Internal_Shdr *sec)
{
- unsigned long size, addr_size, nrelas, i;
+ unsigned long size, nrelas, i;
Elf_Internal_Phdr *seg;
struct ia64_unw_table_entry *tep;
Elf_Internal_Shdr *relsec;
Elf_Internal_Sym *sym;
const char *relname;
- addr_size = is_32bit_elf ? 4 : 8;
-
/* First, find the starting address of the segment that includes
this section: */
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)
+ aux->table = xmalloc (size / (3 * eh_addr_size) * sizeof (aux->table[0]));
+ tep = aux->table;
+ for (tp = table; tp < table + size; tp += 3 * eh_addr_size, ++tep)
{
tep->start.section = SHN_UNDEF;
tep->end.section = SHN_UNDEF;
}
else
{
- tep->start.offset = BYTE_GET8 ((unsigned char *) tp + 0);
- tep->end.offset = BYTE_GET8 ((unsigned char *) tp + 8);
- tep->info.offset = BYTE_GET8 ((unsigned char *) tp + 16);
+ tep->start.offset = BYTE_GET ((unsigned char *) tp + 0);
+ tep->end.offset = BYTE_GET ((unsigned char *) tp + 8);
+ tep->info.offset = BYTE_GET ((unsigned char *) tp + 16);
}
tep->start.offset += aux->seg_base;
tep->end.offset += aux->seg_base;
continue;
}
- i = rp->r_offset / (3 * addr_size);
+ i = rp->r_offset / (3 * eh_addr_size);
- switch (rp->r_offset/addr_size % 3)
+ switch (rp->r_offset/eh_addr_size % 3)
{
case 0:
aux->table[i].start.section = sym->st_shndx;
free (rela);
}
- aux->table_len = size / (3 * addr_size);
+ aux->table_len = size / (3 * eh_addr_size);
return 1;
}
ia64_process_unwind (FILE *file)
{
Elf_Internal_Shdr *sec, *unwsec = NULL, *strsec;
- unsigned long i, addr_size, unwcount = 0, unwstart = 0;
+ unsigned long i, unwcount = 0, unwstart = 0;
struct ia64_unw_aux_info aux;
memset (& aux, 0, sizeof (aux));
- addr_size = is_32bit_elf ? 4 : 8;
-
for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec)
{
if (sec->sh_type == SHT_SYMTAB)
printf (_(" at offset 0x%lx contains %lu entries:\n"),
(unsigned long) unwsec->sh_offset,
- (unsigned long) (unwsec->sh_size / (3 * addr_size)));
+ (unsigned long) (unwsec->sh_size / (3 * eh_addr_size)));
(void) slurp_ia64_unwind_table (file, & aux, unwsec);
static void
dump_hppa_unwind (struct hppa_unw_aux_info *aux)
{
- bfd_vma addr_size;
struct hppa_unw_table_entry *tp;
- addr_size = is_32bit_elf ? 4 : 8;
for (tp = aux->table; tp < aux->table + aux->table_len; ++tp)
{
bfd_vma offset;
struct hppa_unw_aux_info *aux,
Elf_Internal_Shdr *sec)
{
- unsigned long size, unw_ent_size, addr_size, nrelas, i;
+ unsigned long size, unw_ent_size, nrelas, i;
Elf_Internal_Phdr *seg;
struct hppa_unw_table_entry *tep;
Elf_Internal_Shdr *relsec;
Elf_Internal_Sym *sym;
const char *relname;
- addr_size = is_32bit_elf ? 4 : 8;
-
/* First, find the starting address of the segment that includes
this section. */
if (!table)
return 0;
- unw_ent_size = 2 * addr_size + 8;
+ unw_ent_size = 2 * eh_addr_size + 8;
tep = aux->table = xmalloc (size / unw_ent_size * sizeof (aux->table[0]));
- for (tp = table; tp < table + size; tp += (2 * addr_size + 8), ++tep)
+ for (tp = table; tp < table + size; tp += (2 * eh_addr_size + 8), ++tep)
{
unsigned int tmp1, tmp2;
}
else
{
- tep->start.offset = BYTE_GET8 ((unsigned char *) tp + 0);
- tep->end.offset = BYTE_GET8 ((unsigned char *) tp + 8);
+ tep->start.offset = BYTE_GET ((unsigned char *) tp + 0);
+ tep->end.offset = BYTE_GET ((unsigned char *) tp + 8);
tmp1 = byte_get ((unsigned char *) tp + 16, 4);
tmp2 = byte_get ((unsigned char *) tp + 20, 4);
}
i = rp->r_offset / unw_ent_size;
- switch ((rp->r_offset % unw_ent_size) / addr_size)
+ switch ((rp->r_offset % unw_ent_size) / eh_addr_size)
{
case 0:
aux->table[i].start.section = sym->st_shndx;
Elf_Internal_Shdr *unwsec = NULL;
Elf_Internal_Shdr *strsec;
Elf_Internal_Shdr *sec;
- unsigned long addr_size;
unsigned long i;
memset (& aux, 0, sizeof (aux));
assert (string_table != NULL);
- addr_size = is_32bit_elf ? 4 : 8;
for (i = 0, sec = section_headers; i < elf_header.e_shnum; ++i, ++sec)
{
printf (_(" at offset 0x%lx contains %lu entries:\n"),
(unsigned long) sec->sh_offset,
- (unsigned long) (sec->sh_size / (2 * addr_size + 8)));
+ (unsigned long) (sec->sh_size / (2 * eh_addr_size + 8)));
slurp_hppa_unwind_table (file, &aux, sec);
if (aux.table_len > 0)
time_t time = entry->d_un.d_val;
tmp = gmtime (&time);
- sprintf (timebuf, "%04u-%02u-%02uT%02u:%02u:%02u",
- tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
- tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
+ snprintf (timebuf, sizeof (timebuf), "%04u-%02u-%02uT%02u:%02u:%02u",
+ tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
+ tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
printf ("Time Stamp: %s\n", timebuf);
}
break;
ext++)
{
dynamic_nent++;
- if (BYTE_GET8 (ext->d_tag) == DT_NULL)
+ if (BYTE_GET (ext->d_tag) == DT_NULL)
break;
}
entry < dynamic_section + dynamic_nent;
ext++, entry++)
{
- entry->d_tag = BYTE_GET8 (ext->d_tag);
- entry->d_un.d_val = BYTE_GET8 (ext->d_un.d_val);
+ entry->d_tag = BYTE_GET (ext->d_tag);
+ entry->d_un.d_val = BYTE_GET (ext->d_un.d_val);
}
free (edyn);
return 1;
}
-static const char *
-get_dynamic_flags (bfd_vma flags)
+static void
+print_dynamic_flags (bfd_vma flags)
{
- static char buff[128];
- char *p = buff;
+ int first = 1;
- *p = '\0';
while (flags)
{
bfd_vma flag;
flag = flags & - flags;
flags &= ~ flag;
- if (p != buff)
- *p++ = ' ';
+ if (first)
+ first = 0;
+ else
+ putc (' ', stdout);
switch (flag)
{
- case DF_ORIGIN: strcpy (p, "ORIGIN"); break;
- case DF_SYMBOLIC: strcpy (p, "SYMBOLIC"); break;
- case DF_TEXTREL: strcpy (p, "TEXTREL"); break;
- case DF_BIND_NOW: strcpy (p, "BIND_NOW"); break;
- case DF_STATIC_TLS: strcpy (p, "STATIC_TLS"); break;
- default: strcpy (p, "unknown"); break;
+ case DF_ORIGIN: fputs ("ORIGIN", stdout); break;
+ case DF_SYMBOLIC: fputs ("SYMBOLIC", stdout); break;
+ case DF_TEXTREL: fputs ("TEXTREL", stdout); break;
+ case DF_BIND_NOW: fputs ("BIND_NOW", stdout); break;
+ case DF_STATIC_TLS: fputs ("STATIC_TLS", stdout); break;
+ default: fputs ("unknown", stdout); break;
}
-
- p = strchr (p, '\0');
}
- return buff;
+ puts ("");
}
/* Parse and display the contents of the dynamic section. */
{
case DT_FLAGS:
if (do_dynamic)
- puts (get_dynamic_flags (entry->d_un.d_val));
+ print_dynamic_flags (entry->d_un.d_val);
break;
case DT_AUXILIARY:
case STB_WEAK: return "WEAK";
default:
if (binding >= STB_LOPROC && binding <= STB_HIPROC)
- sprintf (buff, _("<processor specific>: %d"), binding);
+ snprintf (buff, sizeof (buff), _("<processor specific>: %d"),
+ binding);
else if (binding >= STB_LOOS && binding <= STB_HIOS)
- sprintf (buff, _("<OS specific>: %d"), binding);
+ snprintf (buff, sizeof (buff), _("<OS specific>: %d"), binding);
else
- sprintf (buff, _("<unknown>: %d"), binding);
+ snprintf (buff, sizeof (buff), _("<unknown>: %d"), binding);
return buff;
}
}
if (elf_header.e_machine == EM_PARISC && type == STT_PARISC_MILLI)
return "PARISC_MILLI";
- sprintf (buff, _("<processor specific>: %d"), type);
+ snprintf (buff, sizeof (buff), _("<processor specific>: %d"), type);
}
else if (type >= STT_LOOS && type <= STT_HIOS)
{
return "HP_STUB";
}
- sprintf (buff, _("<OS specific>: %d"), type);
+ snprintf (buff, sizeof (buff), _("<OS specific>: %d"), type);
}
else
- sprintf (buff, _("<unknown>: %d"), type);
+ snprintf (buff, sizeof (buff), _("<unknown>: %d"), type);
return buff;
}
}
return buff;
}
-static int *
-get_dynamic_data (FILE *file, unsigned int number)
+static bfd_vma *
+get_dynamic_data (FILE *file, unsigned int number, unsigned int ent_size)
{
unsigned char *e_data;
- int *i_data;
+ bfd_vma *i_data;
- e_data = malloc (number * 4);
+ e_data = malloc (number * ent_size);
if (e_data == NULL)
{
return NULL;
}
- if (fread (e_data, 4, number, file) != number)
+ if (fread (e_data, ent_size, number, file) != number)
{
error (_("Unable to read in dynamic data\n"));
return NULL;
}
while (number--)
- i_data[number] = byte_get (e_data + number * 4, 4);
+ i_data[number] = byte_get (e_data + number * ent_size, ent_size);
free (e_data);
process_symbol_table (FILE *file)
{
Elf_Internal_Shdr *section;
- unsigned char nb[4];
- unsigned char nc[4];
- int nbuckets = 0;
- int nchains = 0;
- int *buckets = NULL;
- int *chains = NULL;
+ bfd_vma nbuckets = 0;
+ bfd_vma nchains = 0;
+ bfd_vma *buckets = NULL;
+ bfd_vma *chains = NULL;
if (! do_syms && !do_histogram)
return 1;
if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL)
|| do_histogram))
{
+ unsigned char nb[8];
+ unsigned char nc[8];
+ int hash_ent_size = 4;
+
+ if ((elf_header.e_machine == EM_ALPHA
+ || elf_header.e_machine == EM_S390
+ || elf_header.e_machine == EM_S390_OLD)
+ && elf_header.e_ident[EI_CLASS] == ELFCLASS64)
+ hash_ent_size = 8;
+
if (fseek (file,
(archive_file_offset
+ offset_from_vma (file, dynamic_info[DT_HASH],
return 0;
}
- if (fread (nb, sizeof (nb), 1, file) != 1)
+ if (fread (nb, hash_ent_size, 1, file) != 1)
{
error (_("Failed to read in number of buckets\n"));
return 0;
}
- if (fread (nc, sizeof (nc), 1, file) != 1)
+ if (fread (nc, hash_ent_size, 1, file) != 1)
{
error (_("Failed to read in number of chains\n"));
return 0;
}
- nbuckets = byte_get (nb, 4);
- nchains = byte_get (nc, 4);
+ nbuckets = byte_get (nb, hash_ent_size);
+ nchains = byte_get (nc, hash_ent_size);
- buckets = get_dynamic_data (file, nbuckets);
- chains = get_dynamic_data (file, nchains);
+ buckets = get_dynamic_data (file, nbuckets, hash_ent_size);
+ chains = get_dynamic_data (file, nchains, hash_ent_size);
if (buckets == NULL || chains == NULL)
return 0;
if (do_syms
&& dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
{
- int hn;
- int si;
+ unsigned long hn;
+ bfd_vma si;
printf (_("\nSymbol table for image:\n"));
if (is_32bit_elf)
for (si = buckets[hn]; si < nchains && si > 0; si = chains[si])
{
Elf_Internal_Sym *psym;
+ int n;
psym = dynamic_symbols + si;
- printf (" %3d %3d: ", si, hn);
+ n = print_vma (si, DEC_5);
+ if (n < 5)
+ fputs (" " + n, stdout);
+ printf (" %3lu: ", hn);
print_vma (psym->st_value, LONG_HEX);
- putchar (' ' );
+ putchar (' ');
print_vma (psym->st_size, DEC_5);
printf (" %6s", get_symbol_type (ELF_ST_TYPE (psym->st_info)));
if (do_histogram && buckets != NULL)
{
- int *lengths;
- int *counts;
- int hn;
- int si;
- int maxlength = 0;
- int nzero_counts = 0;
- int nsyms = 0;
+ unsigned long *lengths;
+ unsigned long *counts;
+ unsigned long hn;
+ bfd_vma si;
+ unsigned long maxlength = 0;
+ unsigned long nzero_counts = 0;
+ unsigned long nsyms = 0;
- printf (_("\nHistogram for bucket list length (total of %d buckets):\n"),
- nbuckets);
+ printf (_("\nHistogram for bucket list length (total of %lu buckets):\n"),
+ (unsigned long) nbuckets);
printf (_(" Length Number %% of total Coverage\n"));
- lengths = calloc (nbuckets, sizeof (int));
+ lengths = calloc (nbuckets, sizeof (*lengths));
if (lengths == NULL)
{
error (_("Out of memory"));
}
for (hn = 0; hn < nbuckets; ++hn)
{
- if (! buckets[hn])
- continue;
-
for (si = buckets[hn]; si > 0 && si < nchains; si = chains[si])
{
++nsyms;
}
}
- counts = calloc (maxlength + 1, sizeof (int));
+ counts = calloc (maxlength + 1, sizeof (*counts));
if (counts == NULL)
{
error (_("Out of memory"));
if (nbuckets > 0)
{
- printf (" 0 %-10d (%5.1f%%)\n",
+ unsigned long i;
+ printf (" 0 %-10lu (%5.1f%%)\n",
counts[0], (counts[0] * 100.0) / nbuckets);
- for (si = 1; si <= maxlength; ++si)
+ for (i = 1; i <= maxlength; ++i)
{
- nzero_counts += counts[si] * si;
- printf ("%7d %-10d (%5.1f%%) %5.1f%%\n",
- si, counts[si], (counts[si] * 100.0) / nbuckets,
+ nzero_counts += counts[i] * i;
+ printf ("%7lu %-10lu (%5.1f%%) %5.1f%%\n",
+ i, counts[i], (counts[i] * 100.0) / nbuckets,
(nzero_counts * 100.0) / nsyms);
}
}
static unsigned long int
-read_leb128 (unsigned char *data, int *length_return, int sign)
+read_leb128 (unsigned char *data, unsigned int *length_return, int sign)
{
unsigned long int result = 0;
unsigned int num_read = 0;
process_extended_line_op (unsigned char *data, int is_stmt, int pointer_size)
{
unsigned char op_code;
- int bytes_read;
+ unsigned int bytes_read;
unsigned int len;
unsigned char *name;
unsigned long adr;
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 (streq (SECTION_NAME (sec), name))
- break;
-
- if (i && sec && sec->sh_size != 0)
- return sec;
-
- return NULL;
-}
-
static const char *debug_str_contents;
static bfd_vma debug_str_size;
example of this see the _clz.o binary in libgcc.a. */
&& ELF32_ST_TYPE (sym->st_info) != STT_OBJECT)
{
- warn (_("%s: skipping unexpected symbol type %s in relocation in section .rela%s\n"),
+ warn (_("skipping unexpected symbol type %s in relocation in section .rela%s\n"),
get_symbol_type (ELF32_ST_TYPE (sym->st_info)),
SECTION_NAME (section));
continue;
}
else
{
+ /* In MIPS 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_machine == EM_MIPS
+ && elf_header.e_ident[EI_DATA] != ELFDATA2MSB)
+ rp->r_info = (((rp->r_info & 0xffffffff) << 32)
+ | ((rp->r_info >> 56) & 0xff)
+ | ((rp->r_info >> 40) & 0xff00)
+ | ((rp->r_info >> 24) & 0xff0000)
+ | ((rp->r_info >> 8) & 0xff000000));
+
sym = symtab + ELF64_R_SYM (rp->r_info);
if (ELF64_R_SYM (rp->r_info) != 0
while (start < end)
{
- int bytes_read;
+ unsigned int bytes_read;
unsigned long entry;
unsigned long tag;
unsigned long attribute;
{
static char buffer[100];
- sprintf (buffer, _("Unknown TAG value: %lx"), tag);
+ snprintf (buffer, sizeof (buffer), _("Unknown TAG value: %lx"), tag);
return buffer;
}
}
{
static char buffer[100];
- sprintf (buffer, _("Unknown FORM value: %lx"), form);
+ snprintf (buffer, sizeof (buffer), _("Unknown FORM value: %lx"), form);
return buffer;
}
}
unsigned long cu_offset)
{
unsigned op;
- int bytes_read;
+ unsigned int bytes_read;
unsigned long uvalue;
unsigned char *end = data + length;
int need_frame_base = 0;
return need_frame_base;
}
-/* Decode a DW_AT_ranges attribute for 64bit DWARF3 . */
-
-static void
-decode_64bit_range (unsigned long offset, bfd_vma base_address)
-{
- const char * start = debug_range_contents + offset;
- const char * end = debug_range_contents + debug_range_size;
-
- do
- {
- bfd_vma a;
- bfd_vma b;
-
- a = byte_get ((unsigned char *) start, 8);
- b = byte_get ((unsigned char *) start + 8, 8);
-
- if (a == 0xffffffff)
- {
- base_address = b;
- }
- else if (a == 0 && b == 0)
- break;
- else if (a > b)
- printf (_(" [corrupt: start > end]"));
- else
- {
- printf (" ");
- print_vma (base_address + a, PREFIX_HEX);
- printf (" - ");
- print_vma (base_address + b, PREFIX_HEX);
- printf (", ");
- }
-
- start += 16;
- }
- while (start < end);
-}
-
-/* Decode a DW_AT_ranges attribute. */
-
-static void
-decode_range (unsigned long offset, bfd_vma base_address)
-{
- const char * start;
- const char * end;
-
- if (offset >= (debug_range_size - 8))
- {
- printf (_("[corrupt: offset is outside the .debug_ranges section]"));
- return;
- }
-
- /* Since all entries in the .debug_ranges section are pairs of either
- 4-byte integers (32-bit DWARF3) or 8-byte integers (64-bit DWARF3)
- the offset should always be a multiple of 8 bytes. */
- if (offset % 8)
- {
- printf (_("[corrupt: offset is not a multiple of 8]"));
- return;
- }
-
- start = debug_range_contents + offset;
-
- if (offset > 0
- /* Be paranoid - check to see if the previous
- two words were and end-of-range marker. */
- && (byte_get ((unsigned char *) start - 4, 4) != 0
- || byte_get ((unsigned char *) start - 8, 4) != 0))
- {
- printf (_("[corrupt: offset is not at the start of a range]"));
- return;
- }
-
- end = debug_range_contents + debug_range_size;
-
- printf ("(");
- do
- {
- unsigned long a;
- unsigned long b;
-
- a = byte_get ((unsigned char *) start, 4);
- b = byte_get ((unsigned char *) start + 4, 4);
-
- if (a == 0xffffffff)
- {
- if (b == 0xffffffff)
- {
- decode_64bit_range (offset, base_address);
- return;
- }
-
- base_address = b;
- }
- else if (a == 0 && b == 0)
- break;
- else if (a > b)
- printf (_("[corrupt: start > end]"));
- else
- {
- if (start > debug_range_contents + offset)
- printf (", ");
-
- printf (_("0x%lx - 0x%lx"),
- (unsigned long) base_address + a,
- (unsigned long) base_address + b);
- }
-
- start += 8;
- }
- while (start < end);
- printf (")");
-}
-
/* This structure records the information that
we extract from the.debug_info section. */
typedef struct
int *have_frame_base;
unsigned int num_loc_offsets;
unsigned int max_loc_offsets;
+ unsigned long *range_lists;
+ unsigned int num_range_lists;
+ unsigned int max_range_lists;
}
debug_info;
{
unsigned long uvalue = 0;
unsigned char *block_start = NULL;
- int bytes_read;
+ unsigned int bytes_read;
switch (form)
{
printf (" %lx", uvalue);
printf (" %lx", (unsigned long) byte_get (data + 4, 4));
}
- if ((do_loc || do_debug_loc)
+ if ((do_loc || do_debug_loc || do_debug_ranges)
&& num_debug_info_entries == 0)
{
if (sizeof (uvalue) == 8)
}
/* For some attributes we can display further information. */
- if ((do_loc || do_debug_loc)
+ if ((do_loc || do_debug_loc || do_debug_ranges)
&& num_debug_info_entries == 0)
{
switch (attribute)
debug_info_p->base_address = uvalue;
break;
+ case DW_AT_ranges:
+ if (form == DW_FORM_data4 || form == DW_FORM_data8)
+ {
+ /* Process range list. */
+ unsigned int max = debug_info_p->max_range_lists;
+ unsigned int num = debug_info_p->num_range_lists;
+
+ if (max == 0 || num >= max)
+ {
+ max += 1024;
+ debug_info_p->range_lists
+ = xrealloc (debug_info_p->range_lists,
+ max * sizeof (*debug_info_p->range_lists));
+ debug_info_p->max_range_lists = max;
+ }
+ debug_info_p->range_lists [num] = uvalue;
+ debug_info_p->num_range_lists++;
+ }
+ break;
+
default:
break;
}
break;
- case DW_AT_low_pc:
- if (need_base_address)
- saved_base_address = uvalue;
- break;
-
- case DW_AT_ranges:
- decode_range (uvalue, saved_base_address);
- break;
-
default:
break;
}
{
static char buffer[100];
- sprintf (buffer, _("Unknown AT value: %lx"), attribute);
+ snprintf (buffer, sizeof (buffer), _("Unknown AT value: %lx"),
+ attribute);
return buffer;
}
}
unsigned int unit;
unsigned int num_units = 0;
- if ((do_loc || do_debug_loc)
+ if ((do_loc || do_debug_loc || do_debug_ranges)
&& num_debug_info_entries == 0)
{
unsigned long length;
compunit.cu_pointer_size = byte_get (hdrptr, 1);
hdrptr += 1;
- if ((do_loc || do_debug_loc)
+ if ((do_loc || do_debug_loc || do_debug_ranges)
&& num_debug_info_entries == 0)
{
debug_information [unit].cu_offset = cu_offset;
debug_information [unit].have_frame_base = NULL;
debug_information [unit].max_loc_offsets = 0;
debug_information [unit].num_loc_offsets = 0;
+ debug_information [unit].range_lists = NULL;
+ debug_information [unit].max_range_lists= 0;
+ debug_information [unit].num_range_lists = 0;
}
tags = hdrptr;
level = 0;
while (tags < start)
{
- int bytes_read;
+ unsigned int bytes_read;
unsigned long abbrev_number;
abbrev_entry *entry;
abbrev_attr *attr;
break;
case DW_TAG_compile_unit:
need_base_address = 1;
- saved_base_address = 0;
break;
case DW_TAG_entry_point:
case DW_TAG_inlined_subroutine:
}
}
- /* Set num_debug_info_entries here so that it can be used
- to check if we need to proecess .debug_loc section. */
- if ((do_loc || do_debug_loc)
+ /* Set num_debug_info_entries here so that it can be used to check if
+ we need to proecess .debug_loc and .debug_ranges sections. */
+ if ((do_loc || do_debug_loc || do_debug_ranges)
&& num_debug_info_entries == 0)
num_debug_info_entries = num_units;
while (*data != 0)
{
unsigned char *name;
- int bytes_read;
+ unsigned int bytes_read;
printf (_(" %d\t"), ++state_machine_regs.last_file_entry);
name = data;
{
unsigned char op_code;
int adv;
- int bytes_read;
+ unsigned int bytes_read;
op_code = *data++;
case DW_MACINFO_define:
lineno = read_leb128 (curr, & bytes_read, 0);
curr += bytes_read;
- string = curr;
+ string = (char *) curr;
curr += strlen (string) + 1;
printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"),
lineno, string);
case DW_MACINFO_undef:
lineno = read_leb128 (curr, & bytes_read, 0);
curr += bytes_read;
- string = curr;
+ string = (char *) curr;
curr += strlen (string) + 1;
printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"),
lineno, string);
constant = read_leb128 (curr, & bytes_read, 0);
curr += bytes_read;
- string = curr;
+ string = (char *) curr;
curr += strlen (string) + 1;
printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"),
constant, string);
start += pointer_size;
if (begin == 0 && end == 0)
- break;
+ {
+ printf (_(" %8.8lx <End of list>\n"), offset);
+ break;
+ }
/* Check base address specifiers. */
if (begin == -1UL && end != -1UL)
start += length;
}
-
- fputs (_(" <End of list>\n"), stdout);
}
}
return 1;
}
static int
-display_64bit_debug_ranges (unsigned char * start, unsigned char * end)
+display_debug_ranges (Elf_Internal_Shdr *section,
+ unsigned char *start,
+ FILE *file ATTRIBUTE_UNUSED)
{
- bfd_vma base_address = 0;
+ unsigned char *section_end;
+ unsigned long bytes;
+ unsigned char *section_begin = start;
+ unsigned int num_range_list = 0;
+ unsigned long last_offset = 0;
+ unsigned int first = 0;
+ unsigned int i;
+ unsigned int j;
+ int seen_first_offset = 0;
+ int use_debug_info = 1;
+ unsigned char *next;
- while (start < end)
+ bytes = section->sh_size;
+ section_end = start + bytes;
+
+ if (bytes == 0)
{
- bfd_vma a, b;
+ printf (_("\nThe .debug_ranges section is empty.\n"));
+ return 0;
+ }
- a = byte_get (start, 8);
- b = byte_get (start + 8, 8);
+ get_debug_info (file);
- if (a == 0xffffffffffffffffLL)
- {
- printf (_(" set base address to "));
- print_vma (b, PREFIX_HEX);
- base_address = b;
- }
- else if (a == 0 && b == 0)
- printf ( _("end of range"));
- else if (a > b)
- printf (_(" <corrupt range entry, start is greater than end>"));
- else if (base_address == 0)
- {
- printf ("range from base address + ");
- print_vma (a, PREFIX_HEX);
- printf (" to base address + ");
- print_vma (b, PREFIX_HEX);
- }
- else
+ /* Check the order of range list in .debug_info section. If
+ offsets of range lists are in the ascending order, we can
+ use `debug_information' directly. */
+ for (i = 0; i < num_debug_info_entries; i++)
+ {
+ unsigned int num;
+
+ num = debug_information [i].num_range_lists;
+ num_range_list += num;
+
+ /* Check if we can use `debug_information' directly. */
+ if (use_debug_info && num != 0)
{
- printf ("range from ");
- print_vma (base_address + a, PREFIX_HEX);
- printf (" to ");
- print_vma (base_address + b, PREFIX_HEX);
- }
+ if (!seen_first_offset)
+ {
+ /* This is the first range list. */
+ last_offset = debug_information [i].range_lists [0];
+ first = i;
+ seen_first_offset = 1;
+ j = 1;
+ }
+ else
+ j = 0;
- start += 16;
- printf ("\n");
+ for (; j < num; j++)
+ {
+ if (last_offset >
+ debug_information [i].range_lists [j])
+ {
+ use_debug_info = 0;
+ break;
+ }
+ last_offset = debug_information [i].range_lists [j];
+ }
+ }
}
- return 1;
-}
+ if (!use_debug_info)
+ /* FIXME: Should we handle this case? */
+ error (_("Range lists in .debug_info section aren't in ascending order!\n"));
-static int
-display_debug_ranges (Elf_Internal_Shdr *section,
- unsigned char *start,
- FILE *file ATTRIBUTE_UNUSED)
-{
- unsigned long base_address = 0;
- unsigned char *end = start + section->sh_size;
+ if (!seen_first_offset)
+ error (_("No range lists in .debug_info section!\n"));
- printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
+ if (debug_information [first].range_lists [0] != 0)
+ warn (_("Range lists in .debug_ranges section start at 0x%lx\n"),
+ debug_information [first].range_lists [0]);
- while (start < end)
+ printf (_("Contents of the .debug_ranges section:\n\n"));
+ printf (_(" Offset Begin End\n"));
+
+ seen_first_offset = 0;
+ for (i = first; i < num_debug_info_entries; i++)
{
- unsigned long a;
- unsigned long b;
+ unsigned long begin;
+ unsigned long end;
+ unsigned long offset;
+ unsigned int pointer_size;
+ unsigned long base_address;
- a = byte_get (start, 4);
- b = byte_get (start + 4, 4);
+ pointer_size = debug_information [i].pointer_size;
- if (a == 0xffffffff)
+ for (j = 0; j < debug_information [i].num_range_lists; j++)
{
- /* Attempt to handle 64-bit DWARF3 format. This assumes
- that in a 32-bit DWARF3 file the base address will
- never be 0xffffffff, and that the .debug_ranges section
- will never contain a mixture of 32-bit and 64-bit entries. */
- if (b == 0xffffffff)
- return display_64bit_debug_ranges (start, end);
-
- printf (_(" set base address to 0x%lx\n"), b);
- base_address = b;
- }
- else if (a == 0 && b == 0)
- printf (_(" end of range\n"));
- else if (a > b)
- printf (_(" <corrupt range entry, start is greater than end>\n"));
- else if (base_address == 0)
- printf (_(" range from base address + 0x%lx to base address + 0x%lx\n"), a, b);
- else
- printf (_(" range from 0x%lx to 0x%lx\n"), base_address + a, base_address + b);
+ offset = debug_information [i].range_lists [j];
+ next = section_begin + offset;
+ base_address = debug_information [i].base_address;
- start += 8;
- }
+ if (!seen_first_offset)
+ seen_first_offset = 1;
+ else
+ {
+ if (start < next)
+ warn (_("There is a hole [0x%lx - 0x%lx] in .debug_ranges section.\n"),
+ start - section_begin, next - section_begin);
+ else if (start > next)
+ warn (_("There is an overlap [0x%lx - 0x%lx] in .debug_ranges section.\n"),
+ start - section_begin, next - section_begin);
+ }
+ start = next;
+
+ 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)
+ {
+ printf (_(" %8.8lx <End of list>\n"), offset);
+ break;
+ }
+ /* Check base address specifiers. */
+ if (begin == -1UL && end != -1UL)
+ {
+ base_address = end;
+ printf (" %8.8lx %8.8lx %8.8lx (base address)\n",
+ offset, begin, end);
+ continue;
+ }
+
+ printf (" %8.8lx %8.8lx %8.8lx",
+ offset, begin + base_address, end + base_address);
+
+ if (begin == end)
+ fputs (_(" (start == end)"), stdout);
+ else if (begin > end)
+ fputs (_(" (start > end)"), stdout);
+
+ putchar ('\n');
+ }
+ }
+ }
+ putchar ('\n');
return 1;
}
switch (encoding & 0x7)
{
default: /* ??? */
- case 0: return is_32bit_elf ? 4 : 8;
+ case 0: return eh_addr_size;
case 2: return 2;
case 3: return 4;
case 4: return 8;
Frame_Chunk *remembered_state = 0;
Frame_Chunk *rs;
int is_eh = streq (SECTION_NAME (section), ".eh_frame");
- int length_return;
+ unsigned int length_return;
int max_regs = 0;
- int addr_size = is_32bit_elf ? 4 : 8;
printf (_("The section %s contains:\n"), SECTION_NAME (section));
int need_col_headers = 1;
unsigned char *augmentation_data = NULL;
unsigned long augmentation_data_len = 0;
- int encoded_ptr_size = addr_size;
+ int encoded_ptr_size = eh_addr_size;
int offset_size;
int initial_length_size;
version = *start++;
- fc->augmentation = start;
- start = strchr (start, '\0') + 1;
+ fc->augmentation = (char *) start;
+ start = (unsigned char *) strchr ((char *) start, '\0') + 1;
if (fc->augmentation[0] == 'z')
{
}
else if (streq (fc->augmentation, "eh"))
{
- start += addr_size;
+ start += eh_addr_size;
fc->code_factor = LEB ();
fc->data_factor = SLEB ();
if (version == 1)
if (augmentation_data_len)
{
unsigned char *p, *q;
- p = fc->augmentation + 1;
+ p = (unsigned char *) fc->augmentation + 1;
q = augmentation_data;
while (1)
if (! do_debug_frames_interp)
{
printf (" DW_CFA_def_cfa_expression (");
- decode_location_expression (start, addr_size, ul, 0);
+ decode_location_expression (start, eh_addr_size, ul, 0);
printf (")\n");
}
fc->cfa_exp = 1;
if (! do_debug_frames_interp)
{
printf (" DW_CFA_expression: r%ld (", reg);
- decode_location_expression (start, addr_size, ul, 0);
+ decode_location_expression (start, eh_addr_size, ul, 0);
printf (")\n");
}
fc->col_type[reg] = DW_CFA_expression;
case DW_CFA_def_cfa_sf:
fc->cfa_reg = LEB ();
fc->cfa_offset = SLEB ();
+ fc->cfa_offset = fc->cfa_offset * fc->data_factor;
fc->cfa_exp = 0;
if (! do_debug_frames_interp)
printf (" DW_CFA_def_cfa_sf: r%d ofs %d\n",
case DW_CFA_def_cfa_offset_sf:
fc->cfa_offset = SLEB ();
+ fc->cfa_offset = fc->cfa_offset * fc->data_factor;
if (! do_debug_frames_interp)
printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset);
break;
/* A structure containing the name of a debug section
and a pointer to a function that can decode it. */
-struct
+static struct
{
const char *const name;
int (*display) (Elf_Internal_Shdr *, unsigned char *, FILE *);
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);
+ snprintf (timebuf, sizeof (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 (VALID_DYNAMIC_NAME (liblist.l_name))
reginfo.ri_cprmask[1] = BYTE_GET (ereg->ri_cprmask[1]);
reginfo.ri_cprmask[2] = BYTE_GET (ereg->ri_cprmask[2]);
reginfo.ri_cprmask[3] = BYTE_GET (ereg->ri_cprmask[3]);
- reginfo.ri_gp_value = BYTE_GET8 (ereg->ri_gp_value);
+ reginfo.ri_gp_value = BYTE_GET (ereg->ri_gp_value);
printf ("GPR %08lx GP 0x",
reginfo.ri_gprmask);
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);
+ snprintf (timebuf, sizeof (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)
break;
}
- sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
+ snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type);
return buff;
}
if (e_type < NT_NETBSDCORE_FIRSTMACH)
{
- sprintf (buff, _("Unknown note type: (0x%08x)"), e_type);
+ snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type);
return buff;
}
}
}
- sprintf (buff, _("PT_FIRSTMACH+%d"), e_type - NT_NETBSDCORE_FIRSTMACH);
+ snprintf (buff, sizeof (buff), _("PT_FIRSTMACH+%d"),
+ e_type - NT_NETBSDCORE_FIRSTMACH);
return buff;
}
elf_header.e_type = BYTE_GET (ehdr64.e_type);
elf_header.e_machine = BYTE_GET (ehdr64.e_machine);
elf_header.e_version = BYTE_GET (ehdr64.e_version);
- elf_header.e_entry = BYTE_GET8 (ehdr64.e_entry);
- elf_header.e_phoff = BYTE_GET8 (ehdr64.e_phoff);
- elf_header.e_shoff = BYTE_GET8 (ehdr64.e_shoff);
+ elf_header.e_entry = BYTE_GET (ehdr64.e_entry);
+ elf_header.e_phoff = BYTE_GET (ehdr64.e_phoff);
+ elf_header.e_shoff = BYTE_GET (ehdr64.e_shoff);
elf_header.e_flags = BYTE_GET (ehdr64.e_flags);
elf_header.e_ehsize = BYTE_GET (ehdr64.e_ehsize);
elf_header.e_phentsize = BYTE_GET (ehdr64.e_phentsize);
if (! process_file_header ())
return 1;
- if (! process_section_headers (file)
- || ! process_section_groups (file))
+ if (! process_section_headers (file))
{
- /* Without loaded section headers and section groups we
- cannot process lots of things. */
+ /* Without loaded section headers we cannot process lots of
+ things. */
do_unwind = do_version = do_dump = do_arch = 0;
if (! do_using_dynamic)
do_syms = do_reloc = 0;
}
+ if (! process_section_groups (file))
+ {
+ /* Without loaded section groups we cannot process unwind. */
+ do_unwind = 0;
+ }
+
if (process_program_headers (file))
process_dynamic_section (file);
if (debug_information)
{
for (i = 0; i < num_debug_info_entries; i++)
- if (!debug_information [i].max_loc_offsets)
- {
- free (debug_information [i].loc_offsets);
- free (debug_information [i].have_frame_base);
- }
+ {
+ if (!debug_information [i].max_loc_offsets)
+ {
+ free (debug_information [i].loc_offsets);
+ free (debug_information [i].have_frame_base);
+ }
+ if (!debug_information [i].max_range_lists)
+ free (debug_information [i].range_lists);
+ }
free (debug_information);
debug_information = NULL;
num_debug_info_entries = 0;