llvm-for-llvmta/tools/llvm-objcopy/COFF/Writer.h

63 lines
1.6 KiB
C++

//===- Writer.h -------------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_OBJCOPY_COFF_WRITER_H
#define LLVM_TOOLS_OBJCOPY_COFF_WRITER_H
#include "Buffer.h"
#include "llvm/MC/StringTableBuilder.h"
#include "llvm/Support/Error.h"
#include <cstddef>
#include <utility>
namespace llvm {
namespace objcopy {
namespace coff {
struct Object;
class COFFWriter {
Object &Obj;
Buffer &Buf;
size_t FileSize;
size_t FileAlignment;
size_t SizeOfInitializedData;
StringTableBuilder StrTabBuilder;
template <class SymbolTy> std::pair<size_t, size_t> finalizeSymbolTable();
Error finalizeRelocTargets();
Error finalizeSymbolContents();
void layoutSections();
size_t finalizeStringTable();
Error finalize(bool IsBigObj);
void writeHeaders(bool IsBigObj);
void writeSections();
template <class SymbolTy> void writeSymbolStringTables();
Error write(bool IsBigObj);
Error patchDebugDirectory();
Expected<uint32_t> virtualAddressToFileAddress(uint32_t RVA);
public:
virtual ~COFFWriter() {}
Error write();
COFFWriter(Object &Obj, Buffer &Buf)
: Obj(Obj), Buf(Buf), StrTabBuilder(StringTableBuilder::WinCOFF) {}
};
} // end namespace coff
} // end namespace objcopy
} // end namespace llvm
#endif // LLVM_TOOLS_OBJCOPY_COFF_WRITER_H