convert to internal format, for GDB. Used as a last resort if no
debugging symbols recognized.
- Copyright (C) 2003, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2007-2012 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
- Contributed by Raoul M. Gough (RaoulGough@yahoo.co.uk). */
+ Contributed by Raoul M. Gough (RaoulGough@yahoo.co.uk). */
#include "coff-pe-read.h"
-#include "bfd.h"
-
#include "defs.h"
+#include "bfd.h"
#include "gdbtypes.h"
#include "symtab.h"
struct read_pe_section_data
{
- CORE_ADDR vma_offset; /* Offset to loaded address of section. */
- unsigned long rva_start; /* Start offset within the pe. */
- unsigned long rva_end; /* End offset within the pe. */
- enum minimal_symbol_type ms_type; /* Type to assign symbols in section. */
+ CORE_ADDR vma_offset; /* Offset to loaded address of section. */
+ unsigned long rva_start; /* Start offset within the pe. */
+ unsigned long rva_end; /* End offset within the pe. */
+ enum minimal_symbol_type ms_type; /* Type to assign symbols in
+ section. */
};
#define PE_SECTION_INDEX_TEXT 0
#define PE_SECTION_INDEX_INVALID -1
\f
/* Get the index of the named section in our own array, which contains
- text, data and bss in that order. Return PE_SECTION_INDEX_INVALID
- if passed an unrecognised section name. */
+ text, data and bss in that order. Return PE_SECTION_INDEX_INVALID
+ if passed an unrecognised section name. */
static int
read_pe_section_index (const char *section_name)
}
}
-/* Record the virtual memory address of a section. */
+/* Record the virtual memory address of a section. */
static void
get_section_vmas (bfd *abfd, asection *sectp, void *context)
if (sectix != PE_SECTION_INDEX_INVALID)
{
/* Data within the section start at rva_start in the pe and at
- bfd_get_section_vma() within memory. Store the offset. */
+ bfd_get_section_vma() within memory. Store the offset. */
sections[sectix].vma_offset
= bfd_get_section_vma (abfd, sectp) - sections[sectix].rva_start;
}
}
\f
-/* Create a minimal symbol entry for an exported symbol. */
+/* Create a minimal symbol entry for an exported symbol. */
static void
add_pe_exported_sym (char *sym_name,
const struct read_pe_section_data *section_data,
const char *dll_name, struct objfile *objfile)
{
- /* Add the stored offset to get the loaded address of the symbol. */
+ /* Add the stored offset to get the loaded address of the symbol. */
CORE_ADDR vma = func_rva + section_data->vma_offset;
char *qualified_name = 0;
int dll_name_len = strlen (dll_name);
- int count;
/* Generate a (hopefully unique) qualified name using the first part
- of the dll name, e.g. KERNEL32!AddAtomA. This matches the style
- used by windbg from the "Microsoft Debugging Tools for Windows". */
+ of the dll name, e.g. KERNEL32!AddAtomA. This matches the style
+ used by windbg from the "Microsoft Debugging Tools for Windows". */
qualified_name = xmalloc (dll_name_len + strlen (sym_name) + 2);
xfree (qualified_name);
- /* Enter the plain name as well, which might not be unique. */
- prim_record_minimal_symbol (sym_name, vma, section_data->ms_type, objfile);
+ /* Enter the plain name as well, which might not be unique. */
+ prim_record_minimal_symbol (sym_name, vma,
+ section_data->ms_type, objfile);
}
-/* Truncate a dll_name at the first dot character. */
+/* Truncate a dll_name at the first dot character. */
static void
read_pe_truncate_name (char *dll_name)
{
if ((*dll_name) == '.')
{
- *dll_name = '\0'; /* truncates and causes loop exit. */
+ *dll_name = '\0'; /* truncates and causes loop exit. */
}
else
}
}
\f
-/* Low-level support functions, direct from the ld module pe-dll.c. */
+/* Low-level support functions, direct from the ld module pe-dll.c. */
static unsigned int
pe_get16 (bfd *abfd, int where)
{
}
\f
/* Read the (non-debug) export symbol table from a portable
- executable. Code originally lifted from the ld function
- pe_implied_import_dll in pe-dll.c. */
+ executable. Code originally lifted from the ld function
+ pe_implied_import_dll in pe-dll.c. */
void
read_pe_exported_syms (struct objfile *objfile)
unsigned char *expdata, *erva;
unsigned long name_rvas, ordinals, nexp, ordbase;
char *dll_name;
+ int is_pe64 = 0;
+ int is_pe32 = 0;
/* Array elements are for text, data and bss in that order
Initialization with start_rva > end_rva guarantees that
- unused sections won't be matched. */
+ unused sections won't be matched. */
struct read_pe_section_data section_data[PE_SECTION_TABLE_SIZE]
= { {0, 1, 0, mst_text},
{0, 1, 0, mst_data},
char const *target = bfd_get_target (objfile->obfd);
- if ((strcmp (target, "pe-i386") != 0) && (strcmp (target, "pei-i386") != 0))
+ is_pe64 = (strcmp (target, "pe-x86-64") == 0
+ || strcmp (target, "pei-x86-64") == 0);
+ is_pe32 = (strcmp (target, "pe-i386") == 0
+ || strcmp (target, "pei-i386") == 0
+ || strcmp (target, "pe-arm-wince-little") == 0
+ || strcmp (target, "pei-arm-wince-little") == 0);
+
+ if (!is_pe32 && !is_pe64)
{
- /* This is not an i386 format file. Abort now, because the code
- is untested on anything else. *FIXME* test on further
- architectures and loosen or remove this test. */
+ /* This is not a recognized PE format file. Abort now, because
+ the code is untested on anything else. *FIXME* test on
+ further architectures and loosen or remove this test. */
return;
}
/* Get pe_header, optional header and numbers of export entries. */
pe_header_offset = pe_get32 (dll, 0x3c);
opthdr_ofs = pe_header_offset + 4 + 20;
- num_entries = pe_get32 (dll, opthdr_ofs + 92);
+ if (is_pe64)
+ num_entries = pe_get32 (dll, opthdr_ofs + 108);
+ else
+ num_entries = pe_get32 (dll, opthdr_ofs + 92);
if (num_entries < 1) /* No exports. */
{
return;
}
- export_rva = pe_get32 (dll, opthdr_ofs + 96);
- export_size = pe_get32 (dll, opthdr_ofs + 100);
+ if (is_pe64)
+ {
+ export_rva = pe_get32 (dll, opthdr_ofs + 112);
+ export_size = pe_get32 (dll, opthdr_ofs + 116);
+ }
+ else
+ {
+ export_rva = pe_get32 (dll, opthdr_ofs + 96);
+ export_size = pe_get32 (dll, opthdr_ofs + 100);
+ }
nsections = pe_get16 (dll, pe_header_offset + 4 + 2);
secptr = (pe_header_offset + 4 + 20 +
pe_get16 (dll, pe_header_offset + 4 + 16));
if (export_size == 0)
{
- /* Empty export table. */
+ /* Empty export table. */
return;
}
- /* Scan sections and store the base and size of the relevant sections. */
+ /* Scan sections and store the base and size of the relevant
+ sections. */
for (i = 0; i < nsections; i++)
{
unsigned long secptr1 = secptr + 40 * i;
unsigned long vsize = pe_get32 (dll, secptr1 + 8);
unsigned long vaddr = pe_get32 (dll, secptr1 + 12);
- unsigned long flags = pe_get32 (dll, secptr1 + 36);
char sec_name[9];
int sectix;
ordbase = pe_as32 (expdata + 16);
exp_funcbase = pe_as32 (expdata + 28);
- /* Use internal dll name instead of full pathname. */
+ /* Use internal dll name instead of full pathname. */
dll_name = pe_as32 (expdata + 12) + erva;
bfd_map_over_sections (dll, get_section_vmas, section_data);
/* Adjust the vma_offsets in case this PE got relocated. This
assumes that *all* sections share the same relocation offset
- as the text section. */
+ as the text section. */
for (i = 0; i < PE_SECTION_TABLE_SIZE; i++)
{
section_data[i].vma_offset
}
/* Truncate name at first dot. Should maybe also convert to all
- lower case for convenience on Windows. */
+ lower case for convenience on Windows. */
read_pe_truncate_name (dll_name);
/* Iterate through the list of symbols. */
/* Pointer to the function address vector. */
unsigned long func_rva = pe_as32 (erva + exp_funcbase + i * 4);
- /* Find this symbol's section in our own array. */
+ /* Find this symbol's section in our own array. */
int sectix = 0;
for (sectix = 0; sectix < PE_SECTION_TABLE_SIZE; ++sectix)
}
}
- /* discard expdata. */
+ /* Discard expdata. */
do_cleanups (back_to);
}
projects / deliverable / binutils-gdb.git / blobdiff