1 //===- TapiUniversal.cpp --------------------------------------------------===// 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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file defines the Text-based Dynamic Library Stub format. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "llvm/Object/TapiUniversal.h" 14 #include "llvm/ADT/StringRef.h" 15 #include "llvm/Object/Error.h" 16 #include "llvm/Support/MemoryBuffer.h" 17 #include "llvm/TextAPI/MachO/TextAPIReader.h" 18 19 using namespace llvm; 20 using namespace MachO; 21 using namespace object; 22 23 TapiUniversal::TapiUniversal(MemoryBufferRef Source, Error &Err) 24 : Binary(ID_TapiUniversal, Source) { 25 Expected<std::unique_ptr<InterfaceFile>> Result = TextAPIReader::get(Source); 26 ErrorAsOutParameter ErrAsOuParam(&Err); 27 if (!Result) { 28 Err = Result.takeError(); 29 return; 30 } 31 ParsedFile = std::move(Result.get()); 32 33 auto FlattenObjectInfo = [this](const auto &File) { 34 StringRef Name = File->getInstallName(); 35 for (const Architecture Arch : File->getArchitectures()) 36 Libraries.emplace_back(Library({Name, Arch})); 37 }; 38 39 FlattenObjectInfo(ParsedFile); 40 // Get inlined documents from tapi file. 41 for (const std::shared_ptr<InterfaceFile> &File : ParsedFile->documents()) 42 FlattenObjectInfo(File); 43 } 44 45 TapiUniversal::~TapiUniversal() = default; 46 47 Expected<std::unique_ptr<TapiFile>> 48 TapiUniversal::ObjectForArch::getAsObjectFile() const { 49 return std::unique_ptr<TapiFile>(new TapiFile(Parent->getMemoryBufferRef(), 50 *Parent->ParsedFile.get(), 51 Parent->Libraries[Index].Arch)); 52 } 53 54 Expected<std::unique_ptr<TapiUniversal>> 55 TapiUniversal::create(MemoryBufferRef Source) { 56 Error Err = Error::success(); 57 std::unique_ptr<TapiUniversal> Ret(new TapiUniversal(Source, Err)); 58 if (Err) 59 return std::move(Err); 60 return std::move(Ret); 61 } 62