fips_standalone_sha1.c revision 296465 
1/* ====================================================================
2 * Copyright (c) 2003 The OpenSSL Project.  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
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in
13 *    the documentation and/or other materials provided with the
14 *    distribution.
15 *
16 * 3. All advertising materials mentioning features or use of this
17 *    software must display the following acknowledgment:
18 *    "This product includes software developed by the OpenSSL Project
19 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
20 *
21 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
22 *    endorse or promote products derived from this software without
23 *    prior written permission. For written permission, please contact
24 *    openssl-core@openssl.org.
25 *
26 * 5. Products derived from this software may not be called "OpenSSL"
27 *    nor may "OpenSSL" appear in their names without prior written
28 *    permission of the OpenSSL Project.
29 *
30 * 6. Redistributions of any form whatsoever must retain the following
31 *    acknowledgment:
32 *    "This product includes software developed by the OpenSSL Project
33 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
34 *
35 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
36 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
37 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
38 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
41 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
42 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
43 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
44 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
46 * OF THE POSSIBILITY OF SUCH DAMAGE.
47 *
48 */
49
50#include <stdio.h>
51#include <stdlib.h>
52#include <string.h>
53#include <openssl/opensslconf.h>
54#include <openssl/sha.h>
55#include <openssl/hmac.h>
56
57#ifndef FIPSCANISTER_O
58int FIPS_selftest_failed()
59{
60    return 0;
61}
62
63void FIPS_selftest_check()
64{
65}
66
67void OPENSSL_cleanse(void *p, size_t len)
68{
69}
70#endif
71
72#ifdef OPENSSL_FIPS
73
74static void hmac_init(SHA_CTX *md_ctx, SHA_CTX *o_ctx, const char *key)
75{
76    size_t len = strlen(key);
77    int i;
78    unsigned char keymd[HMAC_MAX_MD_CBLOCK];
79    unsigned char pad[HMAC_MAX_MD_CBLOCK];
80
81    if (len > SHA_CBLOCK) {
82        SHA1_Init(md_ctx);
83        SHA1_Update(md_ctx, key, len);
84        SHA1_Final(keymd, md_ctx);
85        len = 20;
86    } else
87        memcpy(keymd, key, len);
88    memset(&keymd[len], '\0', HMAC_MAX_MD_CBLOCK - len);
89
90    for (i = 0; i < HMAC_MAX_MD_CBLOCK; i++)
91        pad[i] = 0x36 ^ keymd[i];
92    SHA1_Init(md_ctx);
93    SHA1_Update(md_ctx, pad, SHA_CBLOCK);
94
95    for (i = 0; i < HMAC_MAX_MD_CBLOCK; i++)
96        pad[i] = 0x5c ^ keymd[i];
97    SHA1_Init(o_ctx);
98    SHA1_Update(o_ctx, pad, SHA_CBLOCK);
99}
100
101static void hmac_final(unsigned char *md, SHA_CTX *md_ctx, SHA_CTX *o_ctx)
102{
103    unsigned char buf[20];
104
105    SHA1_Final(buf, md_ctx);
106    SHA1_Update(o_ctx, buf, sizeof buf);
107    SHA1_Final(md, o_ctx);
108}
109
110#endif
111
112int main(int argc, char **argv)
113{
114#ifdef OPENSSL_FIPS
115    static char key[] = "etaonrishdlcupfm";
116    int n, binary = 0;
117
118    if (argc < 2) {
119        fprintf(stderr, "%s [<file>]+\n", argv[0]);
120        exit(1);
121    }
122
123    n = 1;
124    if (!strcmp(argv[n], "-binary")) {
125        n++;
126        binary = 1;             /* emit binary fingerprint... */
127    }
128
129    for (; n < argc; ++n) {
130        FILE *f = fopen(argv[n], "rb");
131        SHA_CTX md_ctx, o_ctx;
132        unsigned char md[20];
133        int i;
134
135        if (!f) {
136            perror(argv[n]);
137            exit(2);
138        }
139
140        hmac_init(&md_ctx, &o_ctx, key);
141        for (;;) {
142            char buf[1024];
143            size_t l = fread(buf, 1, sizeof buf, f);
144
145            if (l == 0) {
146                if (ferror(f)) {
147                    perror(argv[n]);
148                    exit(3);
149                } else
150                    break;
151            }
152            SHA1_Update(&md_ctx, buf, l);
153        }
154        hmac_final(md, &md_ctx, &o_ctx);
155
156        if (binary) {
157            fwrite(md, 20, 1, stdout);
158            break;              /* ... for single(!) file */
159        }
160
161        printf("HMAC-SHA1(%s)= ", argv[n]);
162        for (i = 0; i < 20; ++i)
163            printf("%02x", md[i]);
164        printf("\n");
165    }
166#endif
167    return 0;
168}
169