77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
//===- MachOWriter.h --------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_OBJCOPY_MACHO_MACHOWRITER_H
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#define LLVM_LIB_OBJCOPY_MACHO_MACHOWRITER_H
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#include "MachOLayoutBuilder.h"
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#include "MachOObject.h"
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#include "llvm/BinaryFormat/MachO.h"
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#include "llvm/ObjCopy/MachO/MachOObjcopy.h"
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#include "llvm/Object/MachO.h"
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namespace llvm {
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class Error;
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namespace objcopy {
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namespace macho {
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class MachOWriter {
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Object &O;
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bool Is64Bit;
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bool IsLittleEndian;
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uint64_t PageSize;
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std::unique_ptr<WritableMemoryBuffer> Buf;
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raw_ostream &Out;
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MachOLayoutBuilder LayoutBuilder;
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size_t headerSize() const;
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size_t loadCommandsSize() const;
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size_t symTableSize() const;
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size_t strTableSize() const;
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void writeHeader();
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void writeLoadCommands();
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template <typename StructType>
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void writeSectionInLoadCommand(const Section &Sec, uint8_t *&Out);
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void writeSections();
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void writeSymbolTable();
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void writeStringTable();
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void writeRebaseInfo();
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void writeBindInfo();
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void writeWeakBindInfo();
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void writeLazyBindInfo();
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void writeExportInfo();
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void writeIndirectSymbolTable();
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void writeLinkData(Optional<size_t> LCIndex, const LinkData &LD);
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void writeCodeSignatureData();
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void writeDataInCodeData();
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void writeLinkerOptimizationHint();
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void writeFunctionStartsData();
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void writeChainedFixupsData();
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void writeExportsTrieData();
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void writeTail();
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public:
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MachOWriter(Object &O, bool Is64Bit, bool IsLittleEndian,
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StringRef OutputFileName, uint64_t PageSize, raw_ostream &Out)
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: O(O), Is64Bit(Is64Bit), IsLittleEndian(IsLittleEndian),
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PageSize(PageSize), Out(Out),
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LayoutBuilder(O, Is64Bit, OutputFileName, PageSize) {}
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size_t totalSize() const;
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Error finalize();
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Error write();
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};
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} // end namespace macho
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} // end namespace objcopy
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} // end namespace llvm
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#endif // LLVM_LIB_OBJCOPY_MACHO_MACHOWRITER_H
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