rofisys 0.3.0

This system crate provides Rust language bindings (via the use of Bindgen) to the Rust-OFI library.
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/*
 * Copyright (c) 2012,2013,2018 Intel Corporation
 * Author: Andi Kleen
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that: (1) source code distributions
 * retain the above copyright notice and this paragraph in its entirety, (2)
 * distributions including binary code include the above copyright notice and
 * this paragraph in its entirety in the documentation or other materials
 * provided with the distribution
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef RDPMC_H
#define RDPMC_H

#if HAVE_LINUX_PERF_RDPMC

#include <linux/perf_event.h>
#include <ofi_perf.h>


struct rdpmc_ctx {
	int fd;
	struct perf_event_mmap_page *buf;
};

int rdpmc_open(unsigned counter, struct rdpmc_ctx *ctx);
int rdpmc_open_attr(struct perf_event_attr *attr, struct rdpmc_ctx *ctx,
		    struct rdpmc_ctx *leader_ctx);
void rdpmc_close(struct rdpmc_ctx *ctx);
unsigned long long rdpmc_read(struct rdpmc_ctx *ctx);


struct ofi_perf_ctx {
	struct rdpmc_ctx ctx;
};


#endif /* HAVE_LINUX_PERF_RDPMC */

#endif