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      1 /*
      2  * Copyright (C)2013, 2016 D. R. Commander.  All Rights Reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are met:
      6  *
      7  * - Redistributions of source code must retain the above copyright notice,
      8  *   this list of conditions and the following disclaimer.
      9  * - Redistributions in binary form must reproduce the above copyright notice,
     10  *   this list of conditions and the following disclaimer in the documentation
     11  *   and/or other materials provided with the distribution.
     12  * - Neither the name of the libjpeg-turbo Project nor the names of its
     13  *   contributors may be used to endorse or promote products derived from this
     14  *   software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS",
     17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
     20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include <stdio.h>
     30 #include <string.h>
     31 #include <sys/types.h>
     32 #include "./md5.h"
     33 #include "../tjutil.h"
     34 
     35 int main(int argc, char *argv[])
     36 {
     37 	char *md5sum = NULL, buf[65];
     38 
     39 	if (argc < 3) {
     40 		fprintf(stderr, "USAGE: %s <correct MD5 sum> <file>\n", argv[0]);
     41 		return -1;
     42 	}
     43 
     44 	if (strlen(argv[1]) != 32)
     45 		fprintf(stderr, "WARNING: MD5 hash size is wrong.\n");
     46 
     47 	md5sum = MD5File(argv[2], buf);
     48 	if (!md5sum) {
     49 		perror("Could not obtain MD5 sum");
     50 		return -1;
     51 	}
     52 
     53 	if (!strcasecmp(md5sum, argv[1])) {
     54 		fprintf(stderr, "%s: OK\n", argv[2]);
     55 		return 0;
     56 	} else {
     57 		fprintf(stderr, "%s: FAILED.  Checksum is %s\n", argv[2], md5sum);
     58 		return -1;
     59 	}
     60 }
     61