llvm-project/llvm/lib/ObjectYAML/ObjectYAML.cpp

63 lines
2.5 KiB
C++

//===- ObjectYAML.cpp - YAML utilities for object files -------------------===//
//
// 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 a wrapper class for handling tagged YAML input
//
//===----------------------------------------------------------------------===//
#include "llvm/ObjectYAML/ObjectYAML.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/YAMLParser.h"
#include "llvm/Support/YAMLTraits.h"
#include <string>
using namespace llvm;
using namespace yaml;
void MappingTraits<YamlObjectFile>::mapping(IO &IO,
YamlObjectFile &ObjectFile) {
if (IO.outputting()) {
if (ObjectFile.Elf)
MappingTraits<ELFYAML::Object>::mapping(IO, *ObjectFile.Elf);
if (ObjectFile.Coff)
MappingTraits<COFFYAML::Object>::mapping(IO, *ObjectFile.Coff);
if (ObjectFile.MachO)
MappingTraits<MachOYAML::Object>::mapping(IO, *ObjectFile.MachO);
if (ObjectFile.FatMachO)
MappingTraits<MachOYAML::UniversalBinary>::mapping(IO,
*ObjectFile.FatMachO);
} else {
if (IO.mapTag("!ELF")) {
ObjectFile.Elf.reset(new ELFYAML::Object());
MappingTraits<ELFYAML::Object>::mapping(IO, *ObjectFile.Elf);
} else if (IO.mapTag("!COFF")) {
ObjectFile.Coff.reset(new COFFYAML::Object());
MappingTraits<COFFYAML::Object>::mapping(IO, *ObjectFile.Coff);
} else if (IO.mapTag("!mach-o")) {
ObjectFile.MachO.reset(new MachOYAML::Object());
MappingTraits<MachOYAML::Object>::mapping(IO, *ObjectFile.MachO);
} else if (IO.mapTag("!fat-mach-o")) {
ObjectFile.FatMachO.reset(new MachOYAML::UniversalBinary());
MappingTraits<MachOYAML::UniversalBinary>::mapping(IO,
*ObjectFile.FatMachO);
} else if (IO.mapTag("!WASM")) {
ObjectFile.Wasm.reset(new WasmYAML::Object());
MappingTraits<WasmYAML::Object>::mapping(IO, *ObjectFile.Wasm);
} else {
Input &In = (Input &)IO;
std::string Tag = In.getCurrentNode()->getRawTag();
if (Tag.empty())
IO.setError("YAML Object File missing document type tag!");
else
IO.setError(
Twine("YAML Object File unsupported document type tag '") +
Twine(Tag) + Twine("'!"));
}
}
}