/* Decode int_elf32_dsbt_loadmap from BUF. */
static struct int_elf32_dsbt_loadmap *
-decode_loadmap (gdb_byte *buf)
+decode_loadmap (const gdb_byte *buf)
{
enum bfd_endian byte_order = gdbarch_byte_order (target_gdbarch ());
- struct ext_elf32_dsbt_loadmap *ext_ldmbuf;
+ const struct ext_elf32_dsbt_loadmap *ext_ldmbuf;
struct int_elf32_dsbt_loadmap *int_ldmbuf;
int version, seg, nsegs;
byte_order);
}
- xfree (ext_ldmbuf);
return int_ldmbuf;
}
static void
dsbt_get_initial_loadmaps (void)
{
- gdb_byte *buf;
struct dsbt_info *info = get_dsbt_info ();
+ gdb::optional<gdb::byte_vector> buf
+ = target_read_alloc (¤t_target, TARGET_OBJECT_FDPIC, "exec");
- if (0 >= target_read_alloc (¤t_target, TARGET_OBJECT_FDPIC,
- "exec", &buf))
+ if (!buf || buf->empty ())
{
info->exec_loadmap = NULL;
error (_("Error reading DSBT exec loadmap"));
}
- info->exec_loadmap = decode_loadmap (buf);
+ info->exec_loadmap = decode_loadmap (buf->data ());
if (solib_dsbt_debug)
dsbt_print_loadmap (info->exec_loadmap);
- if (0 >= target_read_alloc (¤t_target, TARGET_OBJECT_FDPIC,
- "interp", &buf))
+ buf = target_read_alloc (¤t_target, TARGET_OBJECT_FDPIC, "exec");
+ if (!buf || buf->empty ())
{
info->interp_loadmap = NULL;
error (_("Error reading DSBT interp loadmap"));
}
- info->interp_loadmap = decode_loadmap (buf);
+ info->interp_loadmap = decode_loadmap (buf->data ());
if (solib_dsbt_debug)
dsbt_print_loadmap (info->interp_loadmap);
}