77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
/*
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**
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** Copyright 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 PERF_INTERNALS_H
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#define PERF_INTERNALS_H
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#include <linux/perf_event.h>
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#include "kernel-headers/tools/perf/util/types.h"
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#include "kernel-headers/tools/perf/util/include/linux/bitops.h"
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#include "kernel-headers/tools/perf/util/include/linux/types.h"
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#include "kernel-headers/tools/perf/util/build-id.h"
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#include "kernel-headers/tools/perf/util/include/linux/kernel/kernel.h"
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#include "kernel-headers/tools/perf/util/header.h"
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#include "kernel-headers/tools/perf/util/event.h"
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#include "kernel-headers/tools/perf/util/target.h"
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#include "kernel-headers/tools/perf/perf.h"
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// The first 64 bits of the perf header, used as a perf data file ID tag.
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const uint64_t kPerfMagic = 0x32454c4946524550LL; // "PERFILE2" little-endian
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#undef max
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#undef min
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//
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// Wrapper class to manage creation/deletion of storage associated
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// with perf_sample structs.
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//
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class PerfSampleCustodian {
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public:
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explicit PerfSampleCustodian(struct perf_sample& sample)
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: sample_(sample) {
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sample.raw_data = NULL;
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sample.callchain = NULL;
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sample.branch_stack = NULL;
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}
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~PerfSampleCustodian() {
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if (sample_.callchain)
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delete [] sample_.callchain;
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if (sample_.branch_stack)
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delete [] sample_.branch_stack;
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if (sample_.branch_stack)
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delete [] reinterpret_cast<char*>(sample_.raw_data);
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}
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private:
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struct perf_sample& sample_;
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};
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typedef perf_event event_t;
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//
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// Custom / user-specific records emitted by simpleperf.
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// These need to be kept in sync with the simpleperf sources.
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//
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enum simpleperf_record_type {
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SIMPLE_PERF_RECORD_TYPE_START = 32768,
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SIMPLE_PERF_RECORD_KERNEL_SYMBOL,
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SIMPLE_PERF_RECORD_DSO,
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SIMPLE_PERF_RECORD_SYMBOL,
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SIMPLE_PERF_RECORD_SPLIT,
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SIMPLE_PERF_RECORD_SPLIT_END,
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};
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#endif
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