source: trunk/sys/libcrypto/others/md5/md5.c @ 368

Last change on this file since 368 was 1, checked in by alain, 8 years ago

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[1]1/* crypto/md5/md5.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to.  The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 *    notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 *    notice, this list of conditions and the following disclaimer in the
30 *    documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 *    must display the following acknowledgement:
33 *    "This product includes cryptographic software written by
34 *     Eric Young (eay@cryptsoft.com)"
35 *    The word 'cryptographic' can be left out if the rouines from the library
36 *    being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 *    the apps directory (application code) you must include an acknowledgement:
39 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed.  i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <stdlib.h>
61#include <openssl/md5.h>
62
63#define BUFSIZE 1024*16
64
65void do_fp(FILE *f);
66void pt(unsigned char *md);
67#if !defined(_OSD_POSIX) && !defined(__DJGPP__)
68int read(int, void *, unsigned int);
69#endif
70
71int main(int argc, char **argv)
72        {
73        int i,err=0;
74        FILE *IN;
75
76        if (argc == 1)
77                {
78                do_fp(stdin);
79                }
80        else
81                {
82                for (i=1; i<argc; i++)
83                        {
84                        IN=fopen(argv[i],"r");
85                        if (IN == NULL)
86                                {
87                                perror(argv[i]);
88                                err++;
89                                continue;
90                                }
91                        printf("MD5(%s)= ",argv[i]);
92                        do_fp(IN);
93                        fclose(IN);
94                        }
95                }
96        exit(err);
97        }
98
99void do_fp(FILE *f)
100        {
101        MD5_CTX c;
102        unsigned char md[MD5_DIGEST_LENGTH];
103        int fd;
104        int i;
105        static unsigned char buf[BUFSIZE];
106
107        fd=fileno(f);
108        MD5_Init(&c);
109        for (;;)
110                {
111                i=read(fd,buf,BUFSIZE);
112                if (i <= 0) break;
113                MD5_Update(&c,buf,(unsigned long)i);
114                }
115        MD5_Final(&(md[0]),&c);
116        pt(md);
117        }
118
119void pt(unsigned char *md)
120        {
121        int i;
122
123        for (i=0; i<MD5_DIGEST_LENGTH; i++)
124                printf("%02x",md[i]);
125        printf("\n");
126        }
127
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