llvm-project/lld/lib/ReaderWriter/ELF/ELFReader.h

48 lines
1.3 KiB
C++

//===- lib/ReaderWriter/ELF/ELFReader.h -----------------------------------===//
//
// The LLVM Linker
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLD_READER_WRITER_ELF_READER_H
#define LLD_READER_WRITER_ELF_READER_H
#include "DynamicFile.h"
#include "ELFFile.h"
#include "lld/Core/File.h"
#include "lld/Core/Reader.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Object/ELF.h"
namespace lld {
namespace elf {
template <typename FileT> class ELFReader : public Reader {
public:
ELFReader(ELFLinkingContext &ctx) : _ctx(ctx) {}
bool canParse(file_magic magic, MemoryBufferRef mb) const override {
return FileT::canParse(magic);
}
ErrorOr<std::unique_ptr<File>>
loadFile(std::unique_ptr<MemoryBuffer> mb,
const class Registry &) const override {
if (std::error_code ec = FileT::isCompatible(mb->getMemBufferRef(), _ctx))
return ec;
std::unique_ptr<File> ret = llvm::make_unique<FileT>(std::move(mb), _ctx);
return std::move(ret);
}
private:
ELFLinkingContext &_ctx;
};
} // namespace elf
} // namespace lld
#endif // LLD_READER_WRITER_ELF_READER_H