1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_PERFETTO_HPROF_PERFETTO_HPROF_H_ 18 #define ART_PERFETTO_HPROF_PERFETTO_HPROF_H_ 19 20 #include <ostream> 21 22 namespace perfetto_hprof { 23 24 enum class State { 25 // Worker thread not spawned. 26 kUninitialized, 27 // Worker thread spawned, waiting for ACK. 28 kWaitForListener, 29 // Worker thread ready, waiting for data-source. 30 kWaitForStart, 31 // These are only in the forked process: 32 // Data source received, start dump. 33 kStart, 34 // Dump finished. Kill forked child. 35 kEnd, 36 }; 37 38 std::ostream& operator<<(std::ostream& os, State state); 39 40 } // namespace perfetto_hprof 41 42 #endif // ART_PERFETTO_HPROF_PERFETTO_HPROF_H_ 43