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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Pack relative relocations into a more compact form.
#include <stdint.h>
#include <vector>
#include "elf.h"
namespace relocation_packer {
// A RelocationPacker packs vectors of relocations into more
// compact forms, and unpacks them to reproduce the pre-packed data.
template <typename ELF>
class RelocationPacker {
// Pack relocations into a more compact form.
// |relocations| is a vector of relocation structs.
// |packed| is the vector of packed bytes into which relocations are packed.
static void PackRelocations(const std::vector<typename ELF::Rela>& relocations,
std::vector<uint8_t>* packed);
// Unpack relocations from their more compact form.
// |packed| is the vector of packed relocations.
// |relocations| is a vector of unpacked relocation structs.
static void UnpackRelocations(const std::vector<uint8_t>& packed,
std::vector<typename ELF::Rela>* relocations);
} // namespace relocation_packer