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93 lines
3.0 KiB
93 lines
3.0 KiB
7 months ago
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/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <fcntl.h>
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#include <google/protobuf/io/zero_copy_stream_impl.h>
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#include <google/protobuf/text_format.h>
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#include <filesystem>
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#include "golddata.pb.h"
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using namespace std;
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bool ConvertPbtxtToPb(const filesystem::path& pbtxtFile, const filesystem::path& pbOutDir) {
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// parse plain text from .pbtxt.
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android::net::GoldTest goldTest;
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int fd = open(pbtxtFile.c_str(), O_RDONLY);
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if (fd < 0) {
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cerr << "Failed to open " << pbtxtFile << ", " << strerror(errno) << endl;
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return false;
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}
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{
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google::protobuf::io::FileInputStream fileInput(fd);
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fileInput.SetCloseOnDelete(true);
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if (!google::protobuf::TextFormat::Parse(&fileInput, &goldTest)) {
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cerr << "Failed to parse " << pbtxtFile << endl;
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return false;
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}
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}
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// write marshalled message into .pb file
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filesystem::path pbFile = pbOutDir / pbtxtFile.filename();
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pbFile.replace_extension(".pb");
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fd = open(pbFile.c_str(), O_CREAT | O_WRONLY | O_TRUNC, 0660);
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if (fd < 0) {
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cerr << "Failed to open " << pbFile << ", " << strerror(errno) << endl;
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return false;
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}
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{
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google::protobuf::io::FileOutputStream fileOutputStream(fd);
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fileOutputStream.SetCloseOnDelete(true);
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if (!goldTest.SerializeToZeroCopyStream(&fileOutputStream)) {
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cerr << "Failed to serialize " << pbFile << endl;
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filesystem::remove(pbFile);
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return false;
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}
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}
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cout << "Generate " << pbFile << " successfully" << endl;
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return true;
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}
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int main(int argc, char const* const* argv) {
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filesystem::path pbtxtFile;
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filesystem::path pbOutDir;
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const string arg_in = "--in_file=";
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const string arg_out = "--out_dir=";
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for (int i = 1; i < argc; i++) {
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std::string arg = argv[i];
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if (arg.find(arg_in) == 0) {
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pbtxtFile = filesystem::path(arg.substr(arg_in.size()));
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} else if (arg.find(arg_out) == 0) {
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pbOutDir = filesystem::path(arg.substr(arg_out.size()));
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} else {
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cerr << "Unknown argument: " << arg << endl;
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exit(1);
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}
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}
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if (pbtxtFile.empty() || pbOutDir.empty()) {
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cerr << arg_in << " or " << arg_out << " is unassigned" << endl;
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exit(1);
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}
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if (!ConvertPbtxtToPb(pbtxtFile, pbOutDir)) {
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cerr << "Failed to convert " << pbtxtFile << endl;
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exit(1);
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}
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}
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