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/*
* 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,
bool report_unsupported_type = true);
static const EventType* FindEventTypeByConfig(uint32_t type, uint64_t config);
};
#endif // SIMPLE_PERF_EVENT_H_
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