1 /* crypto/bn/bntest.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
70 #include "../bio/bss_file.c"
74 int test_add(BIO *bp);
75 int test_sub(BIO *bp);
76 int test_lshift1(BIO *bp);
77 int test_lshift(BIO *bp);
78 int test_rshift1(BIO *bp);
79 int test_rshift(BIO *bp);
80 int test_div(BIO *bp,BN_CTX *ctx);
81 int test_div_recp(BIO *bp,BN_CTX *ctx);
82 int test_mul(BIO *bp);
83 int test_sqr(BIO *bp,BN_CTX *ctx);
84 int test_mont(BIO *bp,BN_CTX *ctx);
85 int test_mod(BIO *bp,BN_CTX *ctx);
86 int test_mod_mul(BIO *bp,BN_CTX *ctx);
87 int test_mod_exp(BIO *bp,BN_CTX *ctx);
88 int test_exp(BIO *bp,BN_CTX *ctx);
108 static int results=0;
112 #include "bss_file.c"
123 srand((unsigned int)time(NULL));
129 if (strcmp(*argv,"-results") == 0)
131 else if (strcmp(*argv,"-out") == 0)
133 if (--argc < 1) break;
142 if (ctx == NULL) exit(1);
144 out=BIO_new(BIO_s_file());
145 if (out == NULL) exit(1);
148 BIO_set_fp(out,stdout,BIO_NOCLOSE);
152 if (!BIO_write_filename(out,outfile))
160 BIO_puts(out,"obase=16\nibase=16\n");
162 fprintf(stderr,"test BN_add\n");
163 if (!test_add(out)) goto err;
166 fprintf(stderr,"test BN_sub\n");
167 if (!test_sub(out)) goto err;
170 fprintf(stderr,"test BN_lshift1\n");
171 if (!test_lshift1(out)) goto err;
174 fprintf(stderr,"test BN_lshift\n");
175 if (!test_lshift(out)) goto err;
178 fprintf(stderr,"test BN_rshift1\n");
179 if (!test_rshift1(out)) goto err;
182 fprintf(stderr,"test BN_rshift\n");
183 if (!test_rshift(out)) goto err;
186 fprintf(stderr,"test BN_sqr\n");
187 if (!test_sqr(out,ctx)) goto err;
190 fprintf(stderr,"test BN_mul\n");
191 if (!test_mul(out)) goto err;
194 fprintf(stderr,"test BN_div\n");
195 if (!test_div(out,ctx)) goto err;
198 fprintf(stderr,"test BN_div_recp\n");
199 if (!test_div_recp(out,ctx)) goto err;
202 fprintf(stderr,"test BN_mod\n");
203 if (!test_mod(out,ctx)) goto err;
206 fprintf(stderr,"test BN_mod_mul\n");
207 if (!test_mod_mul(out,ctx)) goto err;
211 fprintf(stderr,"test BN_mont\n");
212 if (!test_mont(out,ctx)) goto err;
215 fprintf(stderr,"test BN_mod_exp\n");
216 if (!test_mod_exp(out,ctx)) goto err;
219 fprintf(stderr,"test BN_exp\n");
220 if (!test_exp(out,ctx)) goto err;
226 ERR_load_crypto_strings();
227 ERR_print_errors(out);
244 for (i=0; i<100; i++)
246 BN_rand(&b,450+i,0,0);
250 for (j=0; j<10000; j++)
284 for (i=0; i<100; i++)
286 BN_rand(&b,400+i,0,0);
290 for (j=0; j<10000; j++)
326 for (i=0; i<100; i++)
328 BN_rand(&b,50+i,0,0);
332 for (j=0; j<100; j++)
333 BN_div(&d,&c,&a,&b,ctx);
334 BN_div(&d,&c,&a,&b,ctx);
365 int test_div_recp(bp,ctx)
374 BN_RECP_CTX_init(&recp);
381 for (i=0; i<100; i++)
383 BN_rand(&b,50+i,0,0);
386 BN_RECP_CTX_set(&recp,&b,ctx);
388 for (j=0; j<100; j++)
389 BN_div_recp(&d,&c,&a,&recp,ctx);
390 BN_div_recp(&d,&c,&a,&recp,ctx);
418 BN_RECP_CTX_free(&recp);
436 for (i=0; i<100; i++)
438 BN_rand(&b,250+i,0,0);
443 for (j=0; j<100; j++)
444 BN_mul(&c,&a,&b,&ctx);
445 BN_mul(&c,&a,&b,&ctx);
446 /*bn_do(&c,&a,&b,ctx); */
480 BN_rand(&a,40+i*10,0,0);
483 for (j=0; j<100; j++)
504 int test_mont(bp,ctx)
521 mont=BN_MONT_CTX_new();
523 BN_rand(&a,100,0,0); /**/
524 BN_rand(&b,100,0,0); /**/
527 BN_rand(&n,(100%BN_BITS2+1)*BN_BITS2*i*BN_BITS2,0,1); /**/
528 BN_MONT_CTX_set(mont,&n,ctx);
530 BN_to_montgomery(&A,&a,mont,ctx);
531 BN_to_montgomery(&B,&b,mont,ctx);
534 for (j=0; j<100; j++)
535 BN_mod_mul_montgomery(&c,&A,&B,mont,ctx);/**/
536 BN_mod_mul_montgomery(&c,&A,&B,mont,ctx);/**/
537 BN_from_montgomery(&A,&c,mont,ctx);/**/
543 fprintf(stderr,"%d * %d %% %d\n",
546 BN_num_bits(mont->N));
552 BN_print(bp,&(mont->N));
559 BN_MONT_CTX_free(mont);
578 BN_rand(a,1024,0,0); /**/
581 BN_rand(b,450+i*10,0,0); /**/
585 for (j=0; j<100; j++)
586 BN_mod(c,a,b,ctx);/**/
587 BN_mod(c,a,b,ctx);/**/
607 int test_mod_mul(bp,ctx)
611 BIGNUM *a,*b,*c,*d,*e;
620 BN_rand(c,1024,0,0); /**/
623 BN_rand(a,475+i*10,0,0); /**/
624 BN_rand(b,425+i*10,0,0); /**/
628 for (j=0; j<100; j++)
629 BN_mod_mul(d,a,b,c,ctx);*/ /**/
631 if (!BN_mod_mul(e,a,b,c,ctx))
635 while ((l=ERR_get_error()))
636 fprintf(stderr,"ERROR:%s\n",
637 ERR_error_string(l,NULL));
663 int test_mod_exp(bp,ctx)
667 BIGNUM *a,*b,*c,*d,*e;
676 BN_rand(c,30,0,1); /* must be odd for montgomery */
679 BN_rand(a,20+i*5,0,0); /**/
680 BN_rand(b,2+i,0,0); /**/
682 if (!BN_mod_exp(d,a,b,c,ctx))
722 BN_rand(a,20+i*5,0,0); /**/
723 BN_rand(b,2+i,0,0); /**/
725 if (!BN_exp(d,a,b,ctx))
759 BN_rand(a,200,0,0); /**/
793 BN_rand(a,200,0,0); /**/
827 BN_rand(a,200,0,0); /**/
861 BN_rand(a,200,0,0); /**/
886 static unsigned int neg=0;
887 static int sign[8]={0,0,0,1,1,0,1,1};
889 return(sign[(neg++)%8]);