| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <fstream> |
| #include <memory> |
| #include <sstream> |
| #include <string> |
| |
| #include "tools/ftrace_proto_gen/format_parser.h" |
| #include "tools/ftrace_proto_gen/ftrace_to_proto.h" |
| |
| int main(int argc, const char** argv) { |
| if (argc != 3) { |
| printf("Usage: ./%s in.format out.proto\n", argv[0]); |
| return 1; |
| } |
| |
| const char* input_path = argv[1]; |
| const char* output_path = argv[2]; |
| |
| std::ifstream fin(input_path, std::ios::in); |
| if (!fin) { |
| fprintf(stderr, "Failed to open %s\n", input_path); |
| return 1; |
| } |
| std::ostringstream stream; |
| stream << fin.rdbuf(); |
| fin.close(); |
| std::string contents = stream.str(); |
| |
| perfetto::FtraceEvent format; |
| if (!perfetto::ParseFtraceEvent(contents, &format)) { |
| fprintf(stderr, "Could not parse file %s.\n", input_path); |
| return 1; |
| } |
| |
| perfetto::Proto proto; |
| if (!perfetto::GenerateProto(format, &proto)) { |
| fprintf(stderr, "Could not generate proto for file %s\n", input_path); |
| return 1; |
| } |
| |
| std::ofstream fout(output_path, std::ios::out); |
| if (!fout) { |
| fprintf(stderr, "Failed to open %s\n", output_path); |
| return 1; |
| } |
| |
| fout << proto.ToString(); |
| fout.close(); |
| } |