llvm-project

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//===- TapiUniversal.cpp --------------------------------------------------===//
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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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//
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// This file defines the Text-based Dynamic Library Stub format.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Object/TapiUniversal.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Object/Error.h"
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#include "llvm/Object/TapiFile.h"
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#include "llvm/TextAPI/ArchitectureSet.h"
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#include "llvm/TextAPI/TextAPIReader.h"
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using namespace llvm;
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using namespace MachO;
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using namespace object;
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TapiUniversal::TapiUniversal(MemoryBufferRef Source, Error &Err)
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    : Binary(ID_TapiUniversal, Source) {
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  Expected<std::unique_ptr<InterfaceFile>> Result = TextAPIReader::get(Source);
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  ErrorAsOutParameter ErrAsOuParam(&Err);
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  if (!Result) {
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    Err = Result.takeError();
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    return;
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  }
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  ParsedFile = std::move(Result.get());
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  auto FlattenObjectInfo = [this](const auto &File) {
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    StringRef Name = File->getInstallName();
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    for (const Architecture Arch : File->getArchitectures())
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      Libraries.emplace_back(Library({Name, Arch}));
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  };
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  FlattenObjectInfo(ParsedFile);
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  // Get inlined documents from tapi file.
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  for (const std::shared_ptr<InterfaceFile> &File : ParsedFile->documents())
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    FlattenObjectInfo(File);
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}
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TapiUniversal::~TapiUniversal() = default;
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Expected<std::unique_ptr<TapiFile>>
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TapiUniversal::ObjectForArch::getAsObjectFile() const {
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  return std::make_unique<TapiFile>(Parent->getMemoryBufferRef(),
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                                    *Parent->ParsedFile,
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                                    Parent->Libraries[Index].Arch);
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}
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Expected<std::unique_ptr<TapiUniversal>>
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TapiUniversal::create(MemoryBufferRef Source) {
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  Error Err = Error::success();
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  std::unique_ptr<TapiUniversal> Ret(new TapiUniversal(Source, Err));
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  if (Err)
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    return std::move(Err);
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  return std::move(Ret);
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}
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