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1//===- COFFWriter.h ---------------------------------------------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_LIB_OBJCOPY_COFF_COFFWRITER_H10#define LLVM_LIB_OBJCOPY_COFF_COFFWRITER_H11 12#include "llvm/MC/StringTableBuilder.h"13#include "llvm/Support/Error.h"14#include "llvm/Support/MemoryBuffer.h"15#include <cstddef>16#include <utility>17 18namespace llvm {19namespace objcopy {20namespace coff {21 22struct Object;23 24class COFFWriter {25 Object &Obj;26 std::unique_ptr<WritableMemoryBuffer> Buf;27 raw_ostream &Out;28 29 size_t FileSize;30 size_t FileAlignment;31 size_t SizeOfInitializedData;32 StringTableBuilder StrTabBuilder;33 34 template <class SymbolTy> std::pair<size_t, size_t> finalizeSymbolTable();35 Error finalizeRelocTargets();36 Error finalizeSymbolContents();37 Error finalizeSymIdxContents();38 void layoutSections();39 Expected<size_t> finalizeStringTable();40 41 Error finalize(bool IsBigObj);42 43 void writeHeaders(bool IsBigObj);44 void writeSections();45 template <class SymbolTy> void writeSymbolStringTables();46 47 Error write(bool IsBigObj);48 49 Error patchDebugDirectory();50 Expected<uint32_t> virtualAddressToFileAddress(uint32_t RVA);51 52public:53 virtual ~COFFWriter() = default;54 Error write();55 56 COFFWriter(Object &Obj, raw_ostream &Out)57 : Obj(Obj), Out(Out), StrTabBuilder(StringTableBuilder::WinCOFF) {}58};59 60} // end namespace coff61} // end namespace objcopy62} // end namespace llvm63 64#endif // LLVM_LIB_OBJCOPY_COFF_COFFWRITER_H65