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.]
62 #include <openssl/e_os.h>
63 #include <openssl/bio.h>
64 #include <openssl/bn.h>
65 #include <openssl/rand.h>
66 #include <openssl/x509.h>
67 #include <openssl/err.h>
70 #include "../bio/bss_file.c"
73 int test_add(BIO *bp);
74 int test_sub(BIO *bp);
75 int test_lshift1(BIO *bp);
76 int test_lshift(BIO *bp);
77 int test_rshift1(BIO *bp);
78 int test_rshift(BIO *bp);
79 int test_div(BIO *bp,BN_CTX *ctx);
80 int test_div_recp(BIO *bp,BN_CTX *ctx);
81 int test_mul(BIO *bp);
82 int test_sqr(BIO *bp,BN_CTX *ctx);
83 int test_mont(BIO *bp,BN_CTX *ctx);
84 int test_mod(BIO *bp,BN_CTX *ctx);
85 int test_mod_mul(BIO *bp,BN_CTX *ctx);
86 int test_mod_exp(BIO *bp,BN_CTX *ctx);
87 int test_exp(BIO *bp,BN_CTX *ctx);
96 int main(int argc, char *argv[])
102 srand((unsigned int)time(NULL));
108 if (strcmp(*argv,"-results") == 0)
110 else if (strcmp(*argv,"-out") == 0)
112 if (--argc < 1) break;
121 if (ctx == NULL) exit(1);
123 out=BIO_new(BIO_s_file());
124 if (out == NULL) exit(1);
127 BIO_set_fp(out,stdout,BIO_NOCLOSE);
131 if (!BIO_write_filename(out,outfile))
139 BIO_puts(out,"obase=16\nibase=16\n");
141 fprintf(stderr,"test BN_add\n");
142 if (!test_add(out)) goto err;
145 fprintf(stderr,"test BN_sub\n");
146 if (!test_sub(out)) goto err;
149 fprintf(stderr,"test BN_lshift1\n");
150 if (!test_lshift1(out)) goto err;
153 fprintf(stderr,"test BN_lshift\n");
154 if (!test_lshift(out)) goto err;
157 fprintf(stderr,"test BN_rshift1\n");
158 if (!test_rshift1(out)) goto err;
161 fprintf(stderr,"test BN_rshift\n");
162 if (!test_rshift(out)) goto err;
165 fprintf(stderr,"test BN_sqr\n");
166 if (!test_sqr(out,ctx)) goto err;
169 fprintf(stderr,"test BN_mul\n");
170 if (!test_mul(out)) goto err;
173 fprintf(stderr,"test BN_div\n");
174 if (!test_div(out,ctx)) goto err;
177 fprintf(stderr,"test BN_div_recp\n");
178 if (!test_div_recp(out,ctx)) goto err;
181 fprintf(stderr,"test BN_mod\n");
182 if (!test_mod(out,ctx)) goto err;
185 fprintf(stderr,"test BN_mod_mul\n");
186 if (!test_mod_mul(out,ctx)) goto err;
190 fprintf(stderr,"test BN_mont\n");
191 if (!test_mont(out,ctx)) goto err;
194 fprintf(stderr,"test BN_mod_exp\n");
195 if (!test_mod_exp(out,ctx)) goto err;
198 fprintf(stderr,"test BN_exp\n");
199 if (!test_exp(out,ctx)) goto err;
205 ERR_load_crypto_strings();
206 ERR_print_errors(out);
211 int test_add(BIO *bp)
222 for (i=0; i<100; i++)
224 BN_rand(&b,450+i,0,0);
228 for (j=0; j<10000; j++)
250 int test_sub(BIO *bp)
261 for (i=0; i<100; i++)
263 BN_rand(&b,400+i,0,0);
267 for (j=0; j<10000; j++)
289 int test_div(BIO *bp, BN_CTX *ctx)
301 for (i=0; i<100; i++)
303 BN_rand(&b,50+i,0,0);
307 for (j=0; j<100; j++)
308 BN_div(&d,&c,&a,&b,ctx);
309 BN_div(&d,&c,&a,&b,ctx);
340 int test_div_recp(BIO *bp, BN_CTX *ctx)
347 BN_RECP_CTX_init(&recp);
354 for (i=0; i<100; i++)
356 BN_rand(&b,50+i,0,0);
359 BN_RECP_CTX_set(&recp,&b,ctx);
361 for (j=0; j<100; j++)
362 BN_div_recp(&d,&c,&a,&recp,ctx);
363 BN_div_recp(&d,&c,&a,&recp,ctx);
391 BN_RECP_CTX_free(&recp);
395 int test_mul(BIO *bp)
408 for (i=0; i<100; i++)
410 BN_rand(&b,250+i,0,0);
415 for (j=0; j<100; j++)
416 BN_mul(&c,&a,&b,&ctx);
417 BN_mul(&c,&a,&b,&ctx);
418 /*bn_do(&c,&a,&b,ctx); */
439 int test_sqr(BIO *bp, BN_CTX *ctx)
450 BN_rand(&a,40+i*10,0,0);
453 for (j=0; j<100; j++)
474 int test_mont(BIO *bp, BN_CTX *ctx)
489 mont=BN_MONT_CTX_new();
491 BN_rand(&a,100,0,0); /**/
492 BN_rand(&b,100,0,0); /**/
495 BN_rand(&n,(100%BN_BITS2+1)*BN_BITS2*i*BN_BITS2,0,1); /**/
496 BN_MONT_CTX_set(mont,&n,ctx);
498 BN_to_montgomery(&A,&a,mont,ctx);
499 BN_to_montgomery(&B,&b,mont,ctx);
502 for (j=0; j<100; j++)
503 BN_mod_mul_montgomery(&c,&A,&B,mont,ctx);/**/
504 BN_mod_mul_montgomery(&c,&A,&B,mont,ctx);/**/
505 BN_from_montgomery(&A,&c,mont,ctx);/**/
511 fprintf(stderr,"%d * %d %% %d\n",
514 BN_num_bits(mont->N));
520 BN_print(bp,&(mont->N));
527 BN_MONT_CTX_free(mont);
534 int test_mod(BIO *bp, BN_CTX *ctx)
544 BN_rand(a,1024,0,0); /**/
547 BN_rand(b,450+i*10,0,0); /**/
551 for (j=0; j<100; j++)
552 BN_mod(c,a,b,ctx);/**/
553 BN_mod(c,a,b,ctx);/**/
573 int test_mod_mul(BIO *bp, BN_CTX *ctx)
575 BIGNUM *a,*b,*c,*d,*e;
584 BN_rand(c,1024,0,0); /**/
587 BN_rand(a,475+i*10,0,0); /**/
588 BN_rand(b,425+i*10,0,0); /**/
592 for (j=0; j<100; j++)
593 BN_mod_mul(d,a,b,c,ctx);*/ /**/
595 if (!BN_mod_mul(e,a,b,c,ctx))
599 while ((l=ERR_get_error()))
600 fprintf(stderr,"ERROR:%s\n",
601 ERR_error_string(l,NULL));
627 int test_mod_exp(BIO *bp, BN_CTX *ctx)
629 BIGNUM *a,*b,*c,*d,*e;
638 BN_rand(c,30,0,1); /* must be odd for montgomery */
641 BN_rand(a,20+i*5,0,0); /**/
642 BN_rand(b,2+i,0,0); /**/
644 if (!BN_mod_exp(d,a,b,c,ctx))
670 int test_exp(BIO *bp, BN_CTX *ctx)
682 BN_rand(a,20+i*5,0,0); /**/
683 BN_rand(b,2+i,0,0); /**/
685 if (!BN_exp(d,a,b,ctx))
708 int test_lshift(BIO *bp)
718 BN_rand(a,200,0,0); /**/
743 int test_lshift1(BIO *bp)
751 BN_rand(a,200,0,0); /**/
774 int test_rshift(BIO *bp)
784 BN_rand(a,200,0,0); /**/
809 int test_rshift1(BIO *bp)
817 BN_rand(a,200,0,0); /**/
842 static unsigned int neg=0;
843 static int sign[8]={0,0,0,1,1,0,1,1};
845 return(sign[(neg++)%8]);