/*

 * Copyright (C) 2016 - 2018 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:

 * 1. Redistributions of source code must retain the above copyright notice(s),

 *    this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright notice(s),

 *    this list of conditions and the following disclaimer in the documentation

 *    and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 HOLDER(S) 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.

 */

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

int main(int argc, char *argv[])

{

    int err = 0;

    const size_t size = 1024 * 1024;

    void *buf = NULL;

    //It is expected that "malloc", "calloc", "realloc" or "posix_memalign" argument is passed

    if (argc != 2) {

        printf("Error: Wrong number of parameters\n");

        err = -1;

        return err;

    }

    if (strcmp(argv[1], "malloc") == 0) {

        buf = malloc(size);

        if (buf == NULL) {

            printf("Error: malloc returned NULL\n");

            err = -1;

        }

        free(buf);

    } else if (strcmp(argv[1], "calloc") == 0) {

        buf = calloc(size, 1);

        if (buf == NULL) {

            printf("Error: calloc returned NULL\n");

            err = -1;

        }

        free(buf);

    } else if (strcmp(argv[1], "realloc") == 0) {

        buf = malloc(size);

        if (buf == NULL) {

            printf("Error: malloc before realloc returned NULL\n");

            err = -1;

        }

        buf = realloc(buf, size * 2);

        if (buf == NULL) {

            printf("Error: realloc returned NULL\n");

            err = -1;

        }

        free(buf);

    } else if (strcmp(argv[1], "posix_memalign") == 0) {

        err = posix_memalign(&buf, 64, size);

        if (err != 0) {

            printf("Error: posix_memalign returned %d\n", err);

        }

        free(buf);

    } else {

        printf("Error: unknown parameter\n");

        err = -1;

    }

    return err;

}