Initial revision

bfd/howto.c

@@ -0,0 +1,85 @@
+/* bfd howto manager.
+   Copyright (C) 1990-1991 Free Software Foundation, Inc.
+   Written by Steve Chamberlain of Cygnus Support.
+
+This file is part of BFD, the Binary File Descriptor library.
+
+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
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+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., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* The howto manager 
+
+
+When an application wants to create a relocation, but doesn't know
+what the target machine might call it, it can find out by using this
+bit of code.
+
+*/
+
+#include <sysdep.h>
+#include <bfd.h>
+#include "libbfd.h"
+/*proto* bfd_reloc_code_enum_type
+
+*+++
+
+$typedef enum 
+${
+
+16 bits wide, simple reloc 
+
+$  BFD_RELOC_16,	
+
+8 bits wide, but used to form an address like 0xffnn
+
+$  BFD_RELOC_8_FFnn,
+
+8 bits wide, simple
+
+$  BFD_RELOC_8,
+
+8 bits wide, pc relative
+
+$  BFD_RELOC_8_PCREL
+$ } bfd_reloc_code_enum_real_type;
+
+*---
+
+*/
+
+
+
+/*proto* bfd_reloc_type_lookup
+This routine returns a pointer to a howto struct which when invoked,
+will perform the supplied relocation on data from the architecture
+noted.
+
+[Note] This function will go away.
+
+*; PROTO(struct reloc_howto_struct *,
+	bfd_reloc_type_lookup,
+	(enum bfd_architecture arch, bfd_reloc_code_enum_type code));
+*/
+
+
+struct reloc_howto_struct *
+DEFUN(bfd_reloc_type_lookup,(arch, code),
+	enum bfd_architecture arch AND
+	bfd_reloc_code_enum_type code)
+{
+  return arch_functions(arch,0)->reloc_type_lookup(code);
+}
+
+
+