binutils-gdb/gold/reloc-types.h

// reloc-types.h -- ELF relocation templates for gold  -*- C++ -*-

// Copyright 2006, 2007 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.

// This file is part of gold.

// 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 3 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., 51 Franklin Street - Fifth Floor, Boston,
// MA 02110-1301, USA.

// This header files defines a few convenient templated types for use
// when handling ELF relocations.

#ifndef GOLD_RELOC_TYPES_H
#define GOLD_RELOC_TYPES_H

#include "elfcpp.h"

namespace gold
{

// Pick the ELF relocation accessor class and the size based on
// SH_TYPE, which is either elfcpp::SHT_REL or elfcpp::SHT_RELA.

template<int sh_type, int size, bool big_endian>
struct Reloc_types;

template<int size, bool big_endian>
struct Reloc_types<elfcpp::SHT_REL, size, big_endian>
{
  typedef typename elfcpp::Rel<size, big_endian> Reloc;
  static const int reloc_size = elfcpp::Elf_sizes<size>::rel_size;
};

template<int size, bool big_endian>
struct Reloc_types<elfcpp::SHT_RELA, size, big_endian>
{
  typedef typename elfcpp::Rela<size, big_endian> Reloc;
  static const int reloc_size = elfcpp::Elf_sizes<size>::rela_size;
};

}; // End namespace gold.

#endif // !defined(GOLD_RELOC_TYPE_SH)