fips_dsa_selftest.c revision 296465 
1/* crypto/dsa/dsatest.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 <string.h>
60#include <openssl/crypto.h>
61#include <openssl/dsa.h>
62#include <openssl/fips.h>
63#include <openssl/err.h>
64#include <openssl/evp.h>
65#include <openssl/bn.h>
66
67#ifdef OPENSSL_FIPS
68
69/* seed, out_p, out_q, out_g are taken the NIST test vectors */
70
71static unsigned char seed[20] = {
72    0x77, 0x8f, 0x40, 0x74, 0x6f, 0x66, 0xbe, 0x33, 0xce, 0xbe, 0x99, 0x34,
73    0x4c, 0xfc, 0xf3, 0x28, 0xaa, 0x70, 0x2d, 0x3a
74};
75
76static unsigned char out_p[] = {
77    0xf7, 0x7c, 0x1b, 0x83, 0xd8, 0xe8, 0x5c, 0x7f, 0x85, 0x30, 0x17, 0x57,
78    0x21, 0x95, 0xfe, 0x26, 0x04, 0xeb, 0x47, 0x4c, 0x3a, 0x4a, 0x81, 0x4b,
79    0x71, 0x2e, 0xed, 0x6e, 0x4f, 0x3d, 0x11, 0x0f, 0x7c, 0xfe, 0x36, 0x43,
80    0x51, 0xd9, 0x81, 0x39, 0x17, 0xdf, 0x62, 0xf6, 0x9c, 0x01, 0xa8, 0x69,
81    0x71, 0xdd, 0x29, 0x7f, 0x47, 0xe6, 0x65, 0xa6, 0x22, 0xe8, 0x6a, 0x12,
82    0x2b, 0xc2, 0x81, 0xff, 0x32, 0x70, 0x2f, 0x9e, 0xca, 0x53, 0x26, 0x47,
83    0x0f, 0x59, 0xd7, 0x9e, 0x2c, 0xa5, 0x07, 0xc4, 0x49, 0x52, 0xa3, 0xe4,
84    0x6b, 0x04, 0x00, 0x25, 0x49, 0xe2, 0xe6, 0x7f, 0x28, 0x78, 0x97, 0xb8,
85    0x3a, 0x32, 0x14, 0x38, 0xa2, 0x51, 0x33, 0x22, 0x44, 0x7e, 0xd7, 0xef,
86    0x45, 0xdb, 0x06, 0x4a, 0xd2, 0x82, 0x4a, 0x82, 0x2c, 0xb1, 0xd7, 0xd8,
87    0xb6, 0x73, 0x00, 0x4d, 0x94, 0x77, 0x94, 0xef
88};
89
90static unsigned char out_q[] = {
91    0xd4, 0x0a, 0xac, 0x9f, 0xbd, 0x8c, 0x80, 0xc2, 0x38, 0x7e, 0x2e, 0x0c,
92    0x52, 0x5c, 0xea, 0x34, 0xa1, 0x83, 0x32, 0xf3
93};
94
95static unsigned char out_g[] = {
96    0x34, 0x73, 0x8b, 0x57, 0x84, 0x8e, 0x55, 0xbf, 0x57, 0xcc, 0x41, 0xbb,
97    0x5e, 0x2b, 0xd5, 0x42, 0xdd, 0x24, 0x22, 0x2a, 0x09, 0xea, 0x26, 0x1e,
98    0x17, 0x65, 0xcb, 0x1a, 0xb3, 0x12, 0x44, 0xa3, 0x9e, 0x99, 0xe9, 0x63,
99    0xeb, 0x30, 0xb1, 0x78, 0x7b, 0x09, 0x40, 0x30, 0xfa, 0x83, 0xc2, 0x35,
100    0xe1, 0xc4, 0x2d, 0x74, 0x1a, 0xb1, 0x83, 0x54, 0xd8, 0x29, 0xf4, 0xcf,
101    0x7f, 0x6f, 0x67, 0x1c, 0x36, 0x49, 0xee, 0x6c, 0xa2, 0x3c, 0x2d, 0x6a,
102    0xe9, 0xd3, 0x9a, 0xf6, 0x57, 0x78, 0x6f, 0xfd, 0x33, 0xcd, 0x3c, 0xed,
103    0xfd, 0xd4, 0x41, 0xe6, 0x5c, 0x8b, 0xe0, 0x68, 0x31, 0x47, 0x47, 0xaf,
104    0x12, 0xa7, 0xf9, 0x32, 0x0d, 0x94, 0x15, 0x48, 0xd0, 0x54, 0x85, 0xb2,
105    0x04, 0xb5, 0x4d, 0xd4, 0x9d, 0x05, 0x22, 0x25, 0xd9, 0xfd, 0x6c, 0x36,
106    0xef, 0xbe, 0x69, 0x6c, 0x55, 0xf4, 0xee, 0xec
107};
108
109static const unsigned char str1[] = "12345678901234567890";
110
111void FIPS_corrupt_dsa()
112{
113    ++seed[0];
114}
115
116int FIPS_selftest_dsa()
117{
118    DSA *dsa = NULL;
119    int counter, i, j, ret = 0;
120    unsigned int slen;
121    unsigned char buf[256];
122    unsigned long h;
123    EVP_MD_CTX mctx;
124    EVP_PKEY pk;
125
126    EVP_MD_CTX_init(&mctx);
127
128    dsa = FIPS_dsa_new();
129
130    if (dsa == NULL)
131        goto err;
132    if (!DSA_generate_parameters_ex(dsa, 1024, seed, 20, &counter, &h, NULL))
133        goto err;
134    if (counter != 378)
135        goto err;
136    if (h != 2)
137        goto err;
138    i = BN_bn2bin(dsa->q, buf);
139    j = sizeof(out_q);
140    if (i != j || memcmp(buf, out_q, i) != 0)
141        goto err;
142
143    i = BN_bn2bin(dsa->p, buf);
144    j = sizeof(out_p);
145    if (i != j || memcmp(buf, out_p, i) != 0)
146        goto err;
147
148    i = BN_bn2bin(dsa->g, buf);
149    j = sizeof(out_g);
150    if (i != j || memcmp(buf, out_g, i) != 0)
151        goto err;
152    DSA_generate_key(dsa);
153    pk.type = EVP_PKEY_DSA;
154    pk.pkey.dsa = dsa;
155
156    if (!EVP_SignInit_ex(&mctx, EVP_dss1(), NULL))
157        goto err;
158    if (!EVP_SignUpdate(&mctx, str1, 20))
159        goto err;
160    if (!EVP_SignFinal(&mctx, buf, &slen, &pk))
161        goto err;
162
163    if (!EVP_VerifyInit_ex(&mctx, EVP_dss1(), NULL))
164        goto err;
165    if (!EVP_VerifyUpdate(&mctx, str1, 20))
166        goto err;
167    if (EVP_VerifyFinal(&mctx, buf, slen, &pk) != 1)
168        goto err;
169
170    ret = 1;
171
172 err:
173    EVP_MD_CTX_cleanup(&mctx);
174    if (dsa)
175        FIPS_dsa_free(dsa);
176    if (ret == 0)
177        FIPSerr(FIPS_F_FIPS_SELFTEST_DSA, FIPS_R_SELFTEST_FAILED);
178    return ret;
179}
180#endif
181