mach-o: read and dump: prebound_dylib, prebind_cksum, twolevel_hints.

include/mach-o:
	* external.h (mach_o_prebound_dylib_command_external)
	(mach_o_prebind_cksum_command_external)
	(mach_o_twolevel_hints_command_external): New types.

bfd/
	* mach-o.h (bfd_mach_o_twolevel_hints_command)
	(bfd_mach_o_prebind_cksum_command): New types.
	(bfd_mach_o_prebound_dylib_command): Rewrite.
	(bfd_mach_o_load_command): Add prebind_cksum and twolevel_hints
	fields.
	* mach-o.c (bfd_mach_o_read_prebound_dylib): Read and decode the
	command.
	(bfd_mach_o_read_prebind_cksum): New function.
	(bfd_mach_o_read_twolevel_hints): Ditto.
	(bfd_mach_o_read_command): Handle prebind cksum and twolevel hints
	commands.

binutils/
	* od-macho.c (OPT_TWOLEVEL_HINTS): New macro.
	(options): Add entry for twolevel_hints.
	(dump_data_in_code): Fix error message.
	(dump_twolevel_hints): New function.
	(dump_load_command): Handle prebound dylib, prebind cksum
	and twolevel hints.
	(mach_o_dump): Handle twolevel hints.

1 files changed, 18 insertions, 0 deletions

diff --git a/include/mach-o/external.h b/include/mach-o/external.h
index d92c10e..4fb950b 100644
--- a/include/mach-o/external.h
+++ b/include/mach-o/external.h
@@ -287,6 +287,24 @@ struct mach_o_dyld_info_command_external
   unsigned char export_size[4];
 };
 
+struct mach_o_prebound_dylib_command_external
+{
+  unsigned char name[4];
+  unsigned char nmodules[4];
+  unsigned char linked_modules[4];
+};
+
+struct mach_o_prebind_cksum_command_external
+{
+  unsigned char cksum[4];
+};
+
+struct mach_o_twolevel_hints_command_external
+{
+  unsigned char offset[4];
+  unsigned char nhints[4];
+};
+
 struct mach_o_version_min_command_external
 {
   unsigned char version[4];