/* Handle TIC6X (DSBT) shared libraries for GDB, the GNU Debugger.
- Copyright (C) 2010-2015 Free Software Foundation, Inc.
+ Copyright (C) 2010-2017 Free Software Foundation, Inc.
This file is part of GDB.
/* Helper function for gdb_bfd_lookup_symbol. */
static int
-cmp_name (asymbol *sym, void *data)
+cmp_name (const asymbol *sym, const void *data)
{
return (strcmp (sym->name, (const char *) data) == 0);
}
static int
enable_break (void)
{
- enum bfd_endian byte_order = gdbarch_byte_order (target_gdbarch ());
asection *interp_sect;
struct dsbt_info *info;
{
unsigned int interp_sect_size;
char *buf;
- bfd *tmp_bfd = NULL;
CORE_ADDR addr;
- gdb_byte addr_buf[TIC6X_PTR_SIZE];
struct int_elf32_dsbt_loadmap *ldm;
int ret;
loaded so that we can load its symbols and place a breakpoint
in the dynamic linker itself. */
+ gdb_bfd_ref_ptr tmp_bfd;
TRY
{
tmp_bfd = solib_bfd_open (buf);
/* Record the relocated start and end address of the dynamic linker
text and plt section for dsbt_in_dynsym_resolve_code. */
- interp_sect = bfd_get_section_by_name (tmp_bfd, ".text");
+ interp_sect = bfd_get_section_by_name (tmp_bfd.get (), ".text");
if (interp_sect)
{
info->interp_text_sect_low
- = bfd_section_vma (tmp_bfd, interp_sect);
+ = bfd_section_vma (tmp_bfd.get (), interp_sect);
info->interp_text_sect_low
+= displacement_from_map (ldm, info->interp_text_sect_low);
info->interp_text_sect_high
= info->interp_text_sect_low
- + bfd_section_size (tmp_bfd, interp_sect);
+ + bfd_section_size (tmp_bfd.get (), interp_sect);
}
- interp_sect = bfd_get_section_by_name (tmp_bfd, ".plt");
+ interp_sect = bfd_get_section_by_name (tmp_bfd.get (), ".plt");
if (interp_sect)
{
info->interp_plt_sect_low =
- bfd_section_vma (tmp_bfd, interp_sect);
+ bfd_section_vma (tmp_bfd.get (), interp_sect);
info->interp_plt_sect_low
+= displacement_from_map (ldm, info->interp_plt_sect_low);
info->interp_plt_sect_high =
- info->interp_plt_sect_low + bfd_section_size (tmp_bfd, interp_sect);
+ info->interp_plt_sect_low + bfd_section_size (tmp_bfd.get (),
+ interp_sect);
}
- addr = gdb_bfd_lookup_symbol (tmp_bfd, cmp_name, "_dl_debug_state");
+ addr = gdb_bfd_lookup_symbol (tmp_bfd.get (), cmp_name,
+ "_dl_debug_state");
if (addr != 0)
{
if (solib_dsbt_debug)
ret = 0;
}
- /* We're done with the temporary bfd. */
- gdb_bfd_unref (tmp_bfd);
-
- /* We're also done with the loadmap. */
+ /* We're done with the loadmap. */
xfree (ldm);
return ret;
return 0;
}
-/* Once the symbols from a shared object have been loaded in the usual
- way, we are called to do any system specific symbol handling that
- is needed. */
-
-static void
-dsbt_special_symbol_handling (void)
-{
-}
-
static void
dsbt_relocate_main_executable (void)
{
dsbt_so_ops.free_so = dsbt_free_so;
dsbt_so_ops.clear_solib = dsbt_clear_solib;
dsbt_so_ops.solib_create_inferior_hook = dsbt_solib_create_inferior_hook;
- dsbt_so_ops.special_symbol_handling = dsbt_special_symbol_handling;
dsbt_so_ops.current_sos = dsbt_current_sos;
dsbt_so_ops.open_symbol_file_object = open_symbol_file_object;
dsbt_so_ops.in_dynsym_resolve_code = dsbt_in_dynsym_resolve_code;