/*

 * Copyright (c) 2009 Google, Inc

 * Contributed by Stephane Eranian <eranian@gmail.com>

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies

 * of the Software, and to permit persons to whom the Software is furnished to do so,

 * subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in all

 * copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,

 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A

 * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF

 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE

 * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

 */

#ifndef __PFMLIB_PERF_EVENTS_H__

#define __PFMLIB_PERF_EVENTS_H__

#include <perfmon/pfmlib.h>

#include <perfmon/perf_event.h>

#pragma GCC visibility push(default)

#ifdef __cplusplus

extern "C" {

#endif

/*

 * use with PFM_OS_PERF, PFM_OS_PERF_EXT for pfm_get_os_event_encoding()

 */

typedef struct {

	struct perf_event_attr *attr;	/* in/out: perf_event struct pointer */

	char **fstr;			/* out/in: fully qualified event string */

	size_t size;			/* sizeof struct */

	int idx;			/* out: opaque event identifier */

	int cpu;			/* out: cpu to program, -1 = not set */

	int flags;			/* out: perf_event_open() flags */

	int pad0;			/* explicit 64-bit mode padding */

} pfm_perf_encode_arg_t;

#if __WORDSIZE == 64

#define PFM_PERF_ENCODE_ABI0	40	/* includes 4-byte padding */

#else

#define PFM_PERF_ENCODE_ABI0	28

#endif

/*

 * old interface, maintained for backward compatibility with older versions o

 * the library. Should use pfm_get_os_event_encoding() now

 */

extern pfm_err_t pfm_get_perf_event_encoding(const char *str,

					     int dfl_plm,

					     struct perf_event_attr *output,

					     char **fstr,

					     int *idx);

#ifdef __cplusplus /* extern C */

}

#endif

#pragma GCC visibility pop

#endif /* __PFMLIB_PERF_EVENT_H__ */