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2003-03-31 H.J. Lu <hjl@gnu.org>

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* readelf.c: Include "libiberty.h".
	(dynamic_relocations): New.
	(process_relocs): Properly handle dynamic relocation.
	(process_dynamic_segment): Fill relocation elements in
	dynamic_info.
This commit is contained in:
H.J. Lu 2003-03-31 19:29:45 +00:00
parent e8a8712ae2
commit 566b0d53de
2 changed files with 60 additions and 40 deletions
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8
binutils/ChangeLog
View File

@ -1,3 +1,11 @@
2003-03-31 H.J. Lu <hjl@gnu.org>
* readelf.c: Include "libiberty.h".
(dynamic_relocations): New.
(process_relocs): Properly handle dynamic relocation.
(process_dynamic_segment): Fill relocation elements in
dynamic_info.
2003-03-31 Kevin Buettner <kevinb@redhat.com>
* readelf.c (read_and_display_attr, read_and_display_attr_value):

92
binutils/readelf.c
View File

@ -91,6 +91,7 @@
#include "bucomm.h"
#include "getopt.h"
#include "libiberty.h"
char *program_name = "readelf";
unsigned long dynamic_addr;
@ -3798,6 +3799,19 @@ 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)
@ -3812,53 +3826,49 @@ process_relocs (file)
if (do_using_dynamic)
{
int is_rela = FALSE;
int is_rela;
const char *name;
int has_dynamic_reloc;
unsigned int i;
has_dynamic_reloc = 0;
rel_size = 0;
rel_offset = 0;
for (i = 0; i < ARRAY_SIZE (dynamic_relocations); i++)
{
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];
if (dynamic_info[DT_REL])
{
rel_offset = dynamic_info[DT_REL];
rel_size = dynamic_info[DT_RELSZ];
is_rela = FALSE;
}
else if (dynamic_info[DT_RELA])
{
rel_offset = dynamic_info[DT_RELA];
rel_size = dynamic_info[DT_RELASZ];
is_rela = TRUE;
}
else if (dynamic_info[DT_JMPREL])
{
rel_offset = dynamic_info[DT_JMPREL];
rel_size = dynamic_info[DT_PLTRELSZ];
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
(_("\n'%s' relocation section at offset 0x%lx contains %ld bytes:\n"),
name, 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
(_("\nRelocation section at offset 0x%lx contains %ld bytes:\n"),
rel_offset, rel_size);
dump_relocations (file, rel_offset - loadaddr, rel_size,
dynamic_symbols, num_dynamic_syms, dynamic_strings,
is_rela);
}
else
if (! has_dynamic_reloc)
printf (_("\nThere are no dynamic relocations in this file.\n"));
}
else
@ -5001,6 +5011,7 @@ 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;
@ -5075,6 +5086,7 @@ 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 :