1 /* crypto/md2/md2.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/md2.h>
62
63 #define BUFSIZE 1024*16
64
65 void do_fp(FILE *f);
66 void pt(unsigned char *md);
67 int read(int, void *, unsigned int);
68 void exit(int);
main(int argc,char * argv[])69 int main(int argc, char *argv[])
70 {
71 int i,err=0;
72 FILE *IN;
73
74 if (argc == 1)
75 {
76 do_fp(stdin);
77 }
78 else
79 {
80 for (i=1; i<argc; i++)
81 {
82 IN=fopen(argv[i],"r");
83 if (IN == NULL)
84 {
85 perror(argv[i]);
86 err++;
87 continue;
88 }
89 printf("MD2(%s)= ",argv[i]);
90 do_fp(IN);
91 fclose(IN);
92 }
93 }
94 exit(err);
95 return(err);
96 }
97
do_fp(FILE * f)98 void do_fp(FILE *f)
99 {
100 MD2_CTX c;
101 unsigned char md[MD2_DIGEST_LENGTH];
102 int fd,i;
103 static unsigned char buf[BUFSIZE];
104
105 fd=fileno(f);
106 MD2_Init(&c);
107 for (;;)
108 {
109 i=read(fd,buf,BUFSIZE);
110 if (i <= 0) break;
111 MD2_Update(&c,buf,(unsigned long)i);
112 }
113 MD2_Final(&(md[0]),&c);
114 pt(md);
115 }
116
pt(unsigned char * md)117 void pt(unsigned char *md)
118 {
119 int i;
120
121 for (i=0; i<MD2_DIGEST_LENGTH; i++)
122 printf("%02x",md[i]);
123 printf("\n");
124 }
125