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50 lines
1.7 KiB
50 lines
1.7 KiB
/*
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* Copyright (C) 2015 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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#ifndef SIMPLE_PERF_EVENT_ATTR_H_
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#define SIMPLE_PERF_EVENT_ATTR_H_
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#include <stddef.h>
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#include <string>
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#include <vector>
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#include "perf_event.h"
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namespace simpleperf {
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struct EventType;
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struct EventAttrWithId {
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const perf_event_attr* attr;
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std::vector<uint64_t> ids;
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};
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perf_event_attr CreateDefaultPerfEventAttr(const EventType& event_type);
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void DumpPerfEventAttr(const perf_event_attr& attr, size_t indent = 0);
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bool GetCommonEventIdPositionsForAttrs(std::vector<perf_event_attr>& attrs,
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size_t* event_id_pos_in_sample_records,
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size_t* event_id_reverse_pos_in_non_sample_records);
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bool IsTimestampSupported(const perf_event_attr& attr);
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bool IsCpuSupported(const perf_event_attr& attr);
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// Return event name with modifier if the event is found, otherwise return "unknown".
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// This function is slow for using linear search, so only used when reporting.
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std::string GetEventNameByAttr(const perf_event_attr& attr);
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} // namespace simpleperf
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#endif // SIMPLE_PERF_EVENT_ATTR_H_
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