llvm-project/llvm/lib/Object/TapiUniversal.cpp

62 lines
2.1 KiB
C++

//===- TapiUniversal.cpp --------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file defines the Text-based Dynamic Library Stub format.
//
//===----------------------------------------------------------------------===//
#include "llvm/Object/TapiUniversal.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Object/Error.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/TextAPI/MachO/TextAPIReader.h"
using namespace llvm;
using namespace MachO;
using namespace object;
TapiUniversal::TapiUniversal(MemoryBufferRef Source, Error &Err)
: Binary(ID_TapiUniversal, Source) {
Expected<std::unique_ptr<InterfaceFile>> Result = TextAPIReader::get(Source);
ErrorAsOutParameter ErrAsOuParam(&Err);
if (!Result) {
Err = Result.takeError();
return;
}
ParsedFile = std::move(Result.get());
auto FlattenObjectInfo = [this](const auto &File) {
StringRef Name = File->getInstallName();
for (const Architecture Arch : File->getArchitectures())
Libraries.emplace_back(Library({Name, Arch}));
};
FlattenObjectInfo(ParsedFile);
// Get inlined documents from tapi file.
for (const std::shared_ptr<InterfaceFile> &File : ParsedFile->documents())
FlattenObjectInfo(File);
}
TapiUniversal::~TapiUniversal() = default;
Expected<std::unique_ptr<TapiFile>>
TapiUniversal::ObjectForArch::getAsObjectFile() const {
return std::unique_ptr<TapiFile>(new TapiFile(Parent->getMemoryBufferRef(),
*Parent->ParsedFile.get(),
Parent->Libraries[Index].Arch));
}
Expected<std::unique_ptr<TapiUniversal>>
TapiUniversal::create(MemoryBufferRef Source) {
Error Err = Error::success();
std::unique_ptr<TapiUniversal> Ret(new TapiUniversal(Source, Err));
if (Err)
return std::move(Err);
return std::move(Ret);
}