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//===- 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 {
    Input &In = (Input &)IO;
    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("!minidump")) {
      ObjectFile.Minidump.reset(new MinidumpYAML::Object());
      MappingTraits<MinidumpYAML::Object>::mapping(IO, *ObjectFile.Minidump);
    } else if (IO.mapTag("!WASM")) {
      ObjectFile.Wasm.reset(new WasmYAML::Object());
      MappingTraits<WasmYAML::Object>::mapping(IO, *ObjectFile.Wasm);
    } else if (const Node *N = In.getCurrentNode()) {
      if (N->getRawTag().empty())
        IO.setError("YAML Object File missing document type tag!");
      else
        IO.setError("YAML Object File unsupported document type tag '" +
                    N->getRawTag() + "'!");
    }
  }
}