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/*
* Copyright 2010, Intel Corporation
*
* This file is part of PowerTOP
*
* This program file is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program in a file named COPYING; if not, write to the
* Free Software Foundation, Inc,
* 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
* or just google for it.
*
* Authors:
* Arjan van de Ven <arjan@linux.intel.com>
*/
#ifndef _INCLUDE_GUARD_PERF_H_
#define _INCLUDE_GUARD_PERF_H_
#include <iostream>
using namespace std;
class perf_event {
protected:
int perf_fd;
void * perf_mmap;
void * data_mmap;
struct perf_event_mmap_page *pc;
int bufsize;
char *name;
int cpu;
void create_perf_event(char *eventname, int cpu);
public:
unsigned int trace_type;
perf_event(void);
perf_event(const char *event_name, int cpu = 0, int buffer_size = 128);
~perf_event(void);
void set_event_name(const char *event_name);
void set_cpu(int cpu);
void start(void);
void stop(void);
void clear(void);
void process(void *cookie);
virtual void handle_event(struct perf_event_header *header, void *cookie) { };
};
#endif
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