| /* |
| * Copyright (C) 2015 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. |
| */ |
| |
| #ifndef SIMPLE_PERF_EVENT_H_ |
| #define SIMPLE_PERF_EVENT_H_ |
| |
| #include <stdint.h> |
| #include <string> |
| #include <vector> |
| |
| // EventType represents one type of event, like cpu_cycle_event, cache_misses_event. |
| // The user knows one event type by its name, and the kernel knows one event type by its |
| // (type, config) pair. EventType connects the two representations, and tells the user if |
| // the event type is supported by the kernel. |
| |
| struct EventType { |
| bool IsSupportedByKernel() const; |
| |
| const char* name; |
| uint32_t type; |
| uint64_t config; |
| }; |
| |
| class EventTypeFactory { |
| public: |
| static const std::vector<const EventType>& GetAllEventTypes(); |
| static const EventType* FindEventTypeByName(const std::string& name); |
| static const EventType* FindEventTypeByConfig(uint32_t type, uint64_t config); |
| }; |
| |
| #endif // SIMPLE_PERF_EVENT_H_ |