Some compilers are quite picky about non-void functions that don't return
[openssl.git] / crypto / dsa / dsatest.c
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 <stdio.h>
60 #include <stdlib.h>
61 #include <string.h>
62 #include <sys/types.h>
63 #include <sys/stat.h>
64
65 #include "../e_os.h"
66
67 #include <openssl/crypto.h>
68 #include <openssl/rand.h>
69 #include <openssl/bio.h>
70 #include <openssl/err.h>
71 #include <openssl/engine.h>
72 #ifdef OPENSSL_SYS_WINDOWS
73 #include "../bio/bss_file.c"
74 #endif
75
76 #ifdef OPENSSL_NO_DSA
77 int main(int argc, char *argv[])
78 {
79     printf("No DSA support\n");
80     return(0);
81 }
82 #else
83 #include <openssl/dsa.h>
84
85 #ifdef OPENSSL_SYS_WIN16
86 #define MS_CALLBACK     _far _loadds
87 #else
88 #define MS_CALLBACK
89 #endif
90
91 static void MS_CALLBACK dsa_cb(int p, int n, void *arg);
92
93 /* seed, out_p, out_q, out_g are taken from the updated Appendix 5 to
94  * FIPS PUB 186 and also appear in Appendix 5 to FIPS PIB 186-1 */
95 static unsigned char seed[20]={
96         0xd5,0x01,0x4e,0x4b,0x60,0xef,0x2b,0xa8,0xb6,0x21,0x1b,0x40,
97         0x62,0xba,0x32,0x24,0xe0,0x42,0x7d,0xd3,
98         };
99
100 static unsigned char out_p[]={
101         0x8d,0xf2,0xa4,0x94,0x49,0x22,0x76,0xaa,
102         0x3d,0x25,0x75,0x9b,0xb0,0x68,0x69,0xcb,
103         0xea,0xc0,0xd8,0x3a,0xfb,0x8d,0x0c,0xf7,
104         0xcb,0xb8,0x32,0x4f,0x0d,0x78,0x82,0xe5,
105         0xd0,0x76,0x2f,0xc5,0xb7,0x21,0x0e,0xaf,
106         0xc2,0xe9,0xad,0xac,0x32,0xab,0x7a,0xac,
107         0x49,0x69,0x3d,0xfb,0xf8,0x37,0x24,0xc2,
108         0xec,0x07,0x36,0xee,0x31,0xc8,0x02,0x91,
109         };
110
111 static unsigned char out_q[]={
112         0xc7,0x73,0x21,0x8c,0x73,0x7e,0xc8,0xee,
113         0x99,0x3b,0x4f,0x2d,0xed,0x30,0xf4,0x8e,
114         0xda,0xce,0x91,0x5f,
115         };
116
117 static unsigned char out_g[]={
118         0x62,0x6d,0x02,0x78,0x39,0xea,0x0a,0x13,
119         0x41,0x31,0x63,0xa5,0x5b,0x4c,0xb5,0x00,
120         0x29,0x9d,0x55,0x22,0x95,0x6c,0xef,0xcb,
121         0x3b,0xff,0x10,0xf3,0x99,0xce,0x2c,0x2e,
122         0x71,0xcb,0x9d,0xe5,0xfa,0x24,0xba,0xbf,
123         0x58,0xe5,0xb7,0x95,0x21,0x92,0x5c,0x9c,
124         0xc4,0x2e,0x9f,0x6f,0x46,0x4b,0x08,0x8c,
125         0xc5,0x72,0xaf,0x53,0xe6,0xd7,0x88,0x02,
126         };
127
128 static const unsigned char str1[]="12345678901234567890";
129
130 static const char rnd_seed[] = "string to make the random number generator think it has entropy";
131
132 static BIO *bio_err=NULL;
133
134 int main(int argc, char **argv)
135         {
136         DSA *dsa=NULL;
137         int counter,ret=0,i,j;
138         unsigned char buf[256];
139         unsigned long h;
140         unsigned char sig[256];
141         unsigned int siglen;
142
143         if (bio_err == NULL)
144                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
145
146         CRYPTO_malloc_debug_init();
147         CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
148         CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
149
150         ERR_load_crypto_strings();
151         RAND_seed(rnd_seed, sizeof rnd_seed);
152
153         BIO_printf(bio_err,"test generation of DSA parameters\n");
154
155         dsa=DSA_generate_parameters(512,seed,20,&counter,&h,dsa_cb,bio_err);
156
157         BIO_printf(bio_err,"seed\n");
158         for (i=0; i<20; i+=4)
159                 {
160                 BIO_printf(bio_err,"%02X%02X%02X%02X ",
161                         seed[i],seed[i+1],seed[i+2],seed[i+3]);
162                 }
163         BIO_printf(bio_err,"\ncounter=%d h=%d\n",counter,h);
164                 
165         if (dsa == NULL) goto end;
166         DSA_print(bio_err,dsa,0);
167         if (counter != 105) 
168                 {
169                 BIO_printf(bio_err,"counter should be 105\n");
170                 goto end;
171                 }
172         if (h != 2)
173                 {
174                 BIO_printf(bio_err,"h should be 2\n");
175                 goto end;
176                 }
177
178         i=BN_bn2bin(dsa->q,buf);
179         j=sizeof(out_q);
180         if ((i != j) || (memcmp(buf,out_q,i) != 0))
181                 {
182                 BIO_printf(bio_err,"q value is wrong\n");
183                 goto end;
184                 }
185
186         i=BN_bn2bin(dsa->p,buf);
187         j=sizeof(out_p);
188         if ((i != j) || (memcmp(buf,out_p,i) != 0))
189                 {
190                 BIO_printf(bio_err,"p value is wrong\n");
191                 goto end;
192                 }
193
194         i=BN_bn2bin(dsa->g,buf);
195         j=sizeof(out_g);
196         if ((i != j) || (memcmp(buf,out_g,i) != 0))
197                 {
198                 BIO_printf(bio_err,"g value is wrong\n");
199                 goto end;
200                 }
201         DSA_generate_key(dsa);
202         DSA_sign(0, str1, 20, sig, &siglen, dsa);
203         if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
204                 ret=1;
205 end:
206         if (!ret)
207                 ERR_print_errors(bio_err);
208         if (dsa != NULL) DSA_free(dsa);
209         CRYPTO_cleanup_all_ex_data();
210         ERR_remove_state(0);
211         ERR_free_strings();
212         CRYPTO_mem_leaks(bio_err);
213         if (bio_err != NULL)
214                 {
215                 BIO_free(bio_err);
216                 bio_err = NULL;
217                 }
218         EXIT(!ret);
219         return(0);
220         }
221
222 static int cb_exit(int ec)
223         {
224         EXIT(ec);
225         return(0);              /* To keep some compilers quiet */
226         }
227
228 static void MS_CALLBACK dsa_cb(int p, int n, void *arg)
229         {
230         char c='*';
231         static int ok=0,num=0;
232
233         if (p == 0) { c='.'; num++; };
234         if (p == 1) c='+';
235         if (p == 2) { c='*'; ok++; }
236         if (p == 3) c='\n';
237         BIO_write(arg,&c,1);
238         (void)BIO_flush(arg);
239
240         if (!ok && (p == 0) && (num > 1))
241                 {
242                 BIO_printf((BIO *)arg,"error in dsatest\n");
243                 cb_exit(1);
244                 }
245         }
246 #endif