/* Auxiliary vector support for GDB, the GNU debugger.
- Copyright 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of GDB.
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. */
#include "defs.h"
#include "target.h"
procfs_xfer_auxv (struct target_ops *ops,
int /* enum target_object */ object,
const char *annex,
- void *readbuf,
- const void *writebuf,
+ gdb_byte *readbuf,
+ const gdb_byte *writebuf,
ULONGEST offset,
LONGEST len)
{
return n;
}
-/* Read all the auxv data into a contiguous xmalloc'd buffer,
- stored in *DATA. Return the size in bytes of this data.
- If zero, there is no data and *DATA is null.
- if < 0, there was an error and *DATA is null. */
-LONGEST
-target_auxv_read (struct target_ops *ops, char **data)
-{
- size_t auxv_alloc = 512, auxv_pos = 0;
- char *auxv = xmalloc (auxv_alloc);
- int n;
-
- while (1)
- {
- n = target_read_partial (ops, TARGET_OBJECT_AUXV,
- NULL, &auxv[auxv_pos], 0,
- auxv_alloc - auxv_pos);
- if (n <= 0)
- break;
- auxv_pos += n;
- if (auxv_pos < auxv_alloc) /* Read all there was. */
- break;
- gdb_assert (auxv_pos == auxv_alloc);
- auxv_alloc *= 2;
- auxv = xrealloc (auxv, auxv_alloc);
- }
-
- if (auxv_pos == 0)
- {
- xfree (auxv);
- *data = NULL;
- return n;
- }
-
- *data = auxv;
- return auxv_pos;
-}
-
/* Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
Return 0 if *READPTR is already at the end of the buffer.
Return -1 if there is insufficient buffer for a whole entry.
Return 1 if an entry was read into *TYPEP and *VALP. */
int
-target_auxv_parse (struct target_ops *ops, char **readptr, char *endptr,
- CORE_ADDR *typep, CORE_ADDR *valp)
+target_auxv_parse (struct target_ops *ops, gdb_byte **readptr,
+ gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp)
{
const int sizeof_auxv_field = TYPE_LENGTH (builtin_type_void_data_ptr);
- char *ptr = *readptr;
+ gdb_byte *ptr = *readptr;
if (endptr == ptr)
return 0;
target_auxv_search (struct target_ops *ops, CORE_ADDR match, CORE_ADDR *valp)
{
CORE_ADDR type, val;
- char *data;
- int n = target_auxv_read (ops, &data);
- char *ptr = data;
+ gdb_byte *data;
+ LONGEST n = target_read_alloc (ops, TARGET_OBJECT_AUXV, NULL, &data);
+ gdb_byte *ptr = data;
int ents = 0;
if (n <= 0)
fprint_target_auxv (struct ui_file *file, struct target_ops *ops)
{
CORE_ADDR type, val;
- char *data;
- int len = target_auxv_read (ops, &data);
- char *ptr = data;
+ gdb_byte *data;
+ LONGEST len = target_read_alloc (ops, TARGET_OBJECT_AUXV, NULL,
+ &data);
+ gdb_byte *ptr = data;
int ents = 0;
if (len <= 0)