1*81ad6265SDimitry Andric //===- MachOReader.h --------------------------------------------*- C++ -*-===// 2*81ad6265SDimitry Andric // 3*81ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*81ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*81ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*81ad6265SDimitry Andric // 7*81ad6265SDimitry Andric //===----------------------------------------------------------------------===// 8*81ad6265SDimitry Andric 9*81ad6265SDimitry Andric #ifndef LLVM_LIB_OBJCOPY_MACHO_MACHOREADER_H 10*81ad6265SDimitry Andric #define LLVM_LIB_OBJCOPY_MACHO_MACHOREADER_H 11*81ad6265SDimitry Andric 12*81ad6265SDimitry Andric #include "MachOObject.h" 13*81ad6265SDimitry Andric #include "llvm/BinaryFormat/MachO.h" 14*81ad6265SDimitry Andric #include "llvm/ObjCopy/MachO/MachOObjcopy.h" 15*81ad6265SDimitry Andric #include "llvm/Object/MachO.h" 16*81ad6265SDimitry Andric #include <memory> 17*81ad6265SDimitry Andric 18*81ad6265SDimitry Andric namespace llvm { 19*81ad6265SDimitry Andric namespace objcopy { 20*81ad6265SDimitry Andric namespace macho { 21*81ad6265SDimitry Andric 22*81ad6265SDimitry Andric // The hierarchy of readers is responsible for parsing different inputs: 23*81ad6265SDimitry Andric // raw binaries and regular MachO object files. 24*81ad6265SDimitry Andric class Reader { 25*81ad6265SDimitry Andric public: 26*81ad6265SDimitry Andric virtual ~Reader(){}; 27*81ad6265SDimitry Andric virtual Expected<std::unique_ptr<Object>> create() const = 0; 28*81ad6265SDimitry Andric }; 29*81ad6265SDimitry Andric 30*81ad6265SDimitry Andric class MachOReader : public Reader { 31*81ad6265SDimitry Andric const object::MachOObjectFile &MachOObj; 32*81ad6265SDimitry Andric 33*81ad6265SDimitry Andric void readHeader(Object &O) const; 34*81ad6265SDimitry Andric Error readLoadCommands(Object &O) const; 35*81ad6265SDimitry Andric void readSymbolTable(Object &O) const; 36*81ad6265SDimitry Andric void setSymbolInRelocationInfo(Object &O) const; 37*81ad6265SDimitry Andric void readRebaseInfo(Object &O) const; 38*81ad6265SDimitry Andric void readBindInfo(Object &O) const; 39*81ad6265SDimitry Andric void readWeakBindInfo(Object &O) const; 40*81ad6265SDimitry Andric void readLazyBindInfo(Object &O) const; 41*81ad6265SDimitry Andric void readExportInfo(Object &O) const; 42*81ad6265SDimitry Andric void readLinkData(Object &O, Optional<size_t> LCIndex, LinkData &LD) const; 43*81ad6265SDimitry Andric void readCodeSignature(Object &O) const; 44*81ad6265SDimitry Andric void readDataInCodeData(Object &O) const; 45*81ad6265SDimitry Andric void readLinkerOptimizationHint(Object &O) const; 46*81ad6265SDimitry Andric void readFunctionStartsData(Object &O) const; 47*81ad6265SDimitry Andric void readExportsTrie(Object &O) const; 48*81ad6265SDimitry Andric void readChainedFixups(Object &O) const; 49*81ad6265SDimitry Andric void readIndirectSymbolTable(Object &O) const; 50*81ad6265SDimitry Andric void readSwiftVersion(Object &O) const; 51*81ad6265SDimitry Andric 52*81ad6265SDimitry Andric public: 53*81ad6265SDimitry Andric explicit MachOReader(const object::MachOObjectFile &Obj) : MachOObj(Obj) {} 54*81ad6265SDimitry Andric 55*81ad6265SDimitry Andric Expected<std::unique_ptr<Object>> create() const override; 56*81ad6265SDimitry Andric }; 57*81ad6265SDimitry Andric 58*81ad6265SDimitry Andric } // end namespace macho 59*81ad6265SDimitry Andric } // end namespace objcopy 60*81ad6265SDimitry Andric } // end namespace llvm 61*81ad6265SDimitry Andric 62*81ad6265SDimitry Andric #endif // LLVM_LIB_OBJCOPY_MACHO_MACHOREADER_H 63