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"
115 int main(int argc, char *argv[])
121 srand((unsigned int)time(NULL));
127 if (strcmp(*argv,"-results") == 0)
129 else if (strcmp(*argv,"-out") == 0)
131 if (--argc < 1) break;
140 if (ctx == NULL) exit(1);
142 out=BIO_new(BIO_s_file());
143 if (out == NULL) exit(1);
146 BIO_set_fp(out,stdout,BIO_NOCLOSE);
150 if (!BIO_write_filename(out,outfile))
158 BIO_puts(out,"obase=16\nibase=16\n");
160 fprintf(stderr,"test BN_add\n");
161 if (!test_add(out)) goto err;
164 fprintf(stderr,"test BN_sub\n");
165 if (!test_sub(out)) goto err;
168 fprintf(stderr,"test BN_lshift1\n");
169 if (!test_lshift1(out)) goto err;
172 fprintf(stderr,"test BN_lshift\n");
173 if (!test_lshift(out)) goto err;
176 fprintf(stderr,"test BN_rshift1\n");
177 if (!test_rshift1(out)) goto err;
180 fprintf(stderr,"test BN_rshift\n");
181 if (!test_rshift(out)) goto err;
184 fprintf(stderr,"test BN_sqr\n");
185 if (!test_sqr(out,ctx)) goto err;
188 fprintf(stderr,"test BN_mul\n");
189 if (!test_mul(out)) goto err;
192 fprintf(stderr,"test BN_div\n");
193 if (!test_div(out,ctx)) goto err;
196 fprintf(stderr,"test BN_div_recp\n");
197 if (!test_div_recp(out,ctx)) goto err;
200 fprintf(stderr,"test BN_mod\n");
201 if (!test_mod(out,ctx)) goto err;
204 fprintf(stderr,"test BN_mod_mul\n");
205 if (!test_mod_mul(out,ctx)) goto err;
209 fprintf(stderr,"test BN_mont\n");
210 if (!test_mont(out,ctx)) goto err;
213 fprintf(stderr,"test BN_mod_exp\n");
214 if (!test_mod_exp(out,ctx)) goto err;
217 fprintf(stderr,"test BN_exp\n");
218 if (!test_exp(out,ctx)) goto err;
224 ERR_load_crypto_strings();
225 ERR_print_errors(out);
230 int test_add(BIO *bp)
241 for (i=0; i<100; i++)
243 BN_rand(&b,450+i,0,0);
247 for (j=0; j<10000; j++)
269 int test_sub(BIO *bp)
280 for (i=0; i<100; i++)
282 BN_rand(&b,400+i,0,0);
286 for (j=0; j<10000; j++)
308 int test_div(BIO *bp, BN_CTX *ctx)
320 for (i=0; i<100; i++)
322 BN_rand(&b,50+i,0,0);
326 for (j=0; j<100; j++)
327 BN_div(&d,&c,&a,&b,ctx);
328 BN_div(&d,&c,&a,&b,ctx);
359 int test_div_recp(BIO *bp, BN_CTX *ctx)
366 BN_RECP_CTX_init(&recp);
373 for (i=0; i<100; i++)
375 BN_rand(&b,50+i,0,0);
378 BN_RECP_CTX_set(&recp,&b,ctx);
380 for (j=0; j<100; j++)
381 BN_div_recp(&d,&c,&a,&recp,ctx);
382 BN_div_recp(&d,&c,&a,&recp,ctx);
410 BN_RECP_CTX_free(&recp);
414 int test_mul(BIO *bp)
427 for (i=0; i<100; i++)
429 BN_rand(&b,250+i,0,0);
434 for (j=0; j<100; j++)
435 BN_mul(&c,&a,&b,&ctx);
436 BN_mul(&c,&a,&b,&ctx);
437 /*bn_do(&c,&a,&b,ctx); */
458 int test_sqr(BIO *bp, BN_CTX *ctx)
469 BN_rand(&a,40+i*10,0,0);
472 for (j=0; j<100; j++)
493 int test_mont(BIO *bp, BN_CTX *ctx)
508 mont=BN_MONT_CTX_new();
510 BN_rand(&a,100,0,0); /**/
511 BN_rand(&b,100,0,0); /**/
514 BN_rand(&n,(100%BN_BITS2+1)*BN_BITS2*i*BN_BITS2,0,1); /**/
515 BN_MONT_CTX_set(mont,&n,ctx);
517 BN_to_montgomery(&A,&a,mont,ctx);
518 BN_to_montgomery(&B,&b,mont,ctx);
521 for (j=0; j<100; j++)
522 BN_mod_mul_montgomery(&c,&A,&B,mont,ctx);/**/
523 BN_mod_mul_montgomery(&c,&A,&B,mont,ctx);/**/
524 BN_from_montgomery(&A,&c,mont,ctx);/**/
530 fprintf(stderr,"%d * %d %% %d\n",
533 BN_num_bits(mont->N));
539 BN_print(bp,&(mont->N));
546 BN_MONT_CTX_free(mont);
553 int test_mod(BIO *bp, BN_CTX *ctx)
563 BN_rand(a,1024,0,0); /**/
566 BN_rand(b,450+i*10,0,0); /**/
570 for (j=0; j<100; j++)
571 BN_mod(c,a,b,ctx);/**/
572 BN_mod(c,a,b,ctx);/**/
592 int test_mod_mul(BIO *bp, BN_CTX *ctx)
594 BIGNUM *a,*b,*c,*d,*e;
603 BN_rand(c,1024,0,0); /**/
606 BN_rand(a,475+i*10,0,0); /**/
607 BN_rand(b,425+i*10,0,0); /**/
611 for (j=0; j<100; j++)
612 BN_mod_mul(d,a,b,c,ctx);*/ /**/
614 if (!BN_mod_mul(e,a,b,c,ctx))
618 while ((l=ERR_get_error()))
619 fprintf(stderr,"ERROR:%s\n",
620 ERR_error_string(l,NULL));
646 int test_mod_exp(BIO *bp, BN_CTX *ctx)
648 BIGNUM *a,*b,*c,*d,*e;
657 BN_rand(c,30,0,1); /* must be odd for montgomery */
660 BN_rand(a,20+i*5,0,0); /**/
661 BN_rand(b,2+i,0,0); /**/
663 if (!BN_mod_exp(d,a,b,c,ctx))
689 int test_exp(BIO *bp, BN_CTX *ctx)
701 BN_rand(a,20+i*5,0,0); /**/
702 BN_rand(b,2+i,0,0); /**/
704 if (!BN_exp(d,a,b,ctx))
727 int test_lshift(BIO *bp)
737 BN_rand(a,200,0,0); /**/
762 int test_lshift1(BIO *bp)
770 BN_rand(a,200,0,0); /**/
793 int test_rshift(BIO *bp)
803 BN_rand(a,200,0,0); /**/
828 int test_rshift1(BIO *bp)
836 BN_rand(a,200,0,0); /**/
861 static unsigned int neg=0;
862 static int sign[8]={0,0,0,1,1,0,1,1};
864 return(sign[(neg++)%8]);