access.h

#ifndef __ACCESS_H__
#define __ACCESS_H__

#include <inttypes.h>

/*
   Copyright (c) 2014, Intel Corporation
   All rights reserved.
  
   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions are met:
 
       * Redistributions of source code must retain the above copyright
         notice, this list of conditions and the following disclaimer.
       * Redistributions in binary form must reproduce the above copyright
         notice, this list of conditions and the following disclaimer in the
         documentation and/or other materials provided with the distribution.
       * Neither the name of Intel Corporation nor the names of its
         contributors may be used to endorse or promote products derived from
         this software without specific prior written permission.
   
   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   POSSIBILITY OF SUCH DAMAGE.
 */

/* Written by: Jisoo Yang <jisoo.yang (at) unlv.edu> */

typedef struct access_fn_set {
    uint32_t (*exercise)(uint32_t *ptr, int is_write);
    void (*record)(char *stats, uint32_t elapsed_nsec, int is_write);
    void (*finish)(char *buf, int num_threads);	// compile stat results
    void (*report)(char *buf, int ratio);	// print results
    const char* name;
    const char* description;
} access_fn_set;

extern access_fn_set touch_access;
extern access_fn_set histogram_access;

extern access_fn_set* get_access_from_name(const char* str);

extern uint64_t * get_histogram_bucket(char *buf, int is_write, int bucketnum);

#endif