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Diffstat (limited to 'crypto/bn/bntest.c')
| -rw-r--r-- | crypto/bn/bntest.c | 775 |
1 files changed, 775 insertions, 0 deletions
diff --git a/crypto/bn/bntest.c b/crypto/bn/bntest.c new file mode 100644 index 0000000000..7a2f0b8d6d --- /dev/null +++ b/crypto/bn/bntest.c @@ -0,0 +1,775 @@ +/* crypto/bn/bntest.c */ +/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#ifdef WIN16 +#define APPS_WIN16 +#endif +#include "bio.h" +#include "bn.h" +#include "rand.h" +#include "x509.h" +#include "err.h" + +#ifndef NOPROTO +int test_add (BIO *bp); +int test_sub (BIO *bp); +int test_lshift1 (BIO *bp); +int test_lshift (BIO *bp); +int test_rshift1 (BIO *bp); +int test_rshift (BIO *bp); +int test_div (BIO *bp,BN_CTX *ctx); +int test_mul (BIO *bp); +int test_sqr (BIO *bp,BN_CTX *ctx); +int test_mont (BIO *bp,BN_CTX *ctx); +int test_mod (BIO *bp,BN_CTX *ctx); +int test_mod_mul (BIO *bp,BN_CTX *ctx); +int test_mod_exp (BIO *bp,BN_CTX *ctx); +int rand_neg(void); +#else +int test_add (); +int test_sub (); +int test_lshift1 (); +int test_lshift (); +int test_rshift1 (); +int test_rshift (); +int test_div (); +int test_mul (); +int test_sqr (); +int test_mont (); +int test_mod (); +int test_mod_mul (); +int test_mod_exp (); +int rand_neg(); +#endif + +static int results=0; + +#ifdef WIN16 +#define APPS_WIN16 +#include "../bio/bss_file.c" +#endif + +int main(argc,argv) +int argc; +char *argv[]; + { + BN_CTX *ctx; + BIO *out; + char *outfile=NULL; + + srand((unsigned int)time(NULL)); + + argc--; + argv++; + while (argc >= 1) + { + if (strcmp(*argv,"-results") == 0) + results=1; + else if (strcmp(*argv,"-out") == 0) + { + if (--argc < 1) break; + outfile= *(++argv); + } + argc--; + argv++; + } + + + ctx=BN_CTX_new(); + if (ctx == NULL) exit(1); + + out=BIO_new(BIO_s_file()); + if (out == NULL) exit(1); + if (outfile == NULL) + { + BIO_set_fp(out,stdout,BIO_NOCLOSE); + } + else + { + if (!BIO_write_filename(out,outfile)) + { + perror(outfile); + exit(1); + } + } + + if (!results) + BIO_puts(out,"obase=16\nibase=16\n"); + + fprintf(stderr,"test BN_add\n"); + if (!test_add(out)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_sub\n"); + if (!test_sub(out)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_lshift1\n"); + if (!test_lshift1(out)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_lshift\n"); + if (!test_lshift(out)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_rshift1\n"); + if (!test_rshift1(out)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_rshift\n"); + if (!test_rshift(out)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_div\n"); + if (!test_div(out,ctx)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_mod\n"); + if (!test_mod(out,ctx)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_mul\n"); + if (!test_mul(out)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_sqr\n"); + if (!test_sqr(out,ctx)) goto err; + fflush(stdout); + + fprintf(stderr,"test BN_mod_mul\n"); + if (!test_mod_mul(out,ctx)) goto err; + fflush(stdout); + +/* + fprintf(stderr,"test BN_mont\n"); + if (!test_mont(out,ctx)) goto err; + fflush(stdout); +*/ + fprintf(stderr,"test BN_mod_exp\n"); + if (!test_mod_exp(out,ctx)) goto err; + fflush(stdout); + +/**/ + exit(0); +err: + ERR_load_crypto_strings(); + ERR_print_errors(out); + exit(1); + return(1); + } + +int test_add(bp) +BIO *bp; + { + BIGNUM *a,*b,*c; + int i; + int j; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + + BN_rand(a,512,0,0); + for (i=0; i<100; i++) + { + BN_rand(b,450+i,0,0); + a->neg=rand_neg(); + b->neg=rand_neg(); + if (bp == NULL) + for (j=0; j<10000; j++) + BN_add(c,a,b); + BN_add(c,a,b); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," + "); + BN_print(bp,b); + BIO_puts(bp," - "); + } + BN_print(bp,c); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + return(1); + } + +int test_sub(bp) +BIO *bp; + { + BIGNUM *a,*b,*c; + int i; + int j; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + + BN_rand(a,512,0,0); + for (i=0; i<100; i++) + { + BN_rand(b,400+i,0,0); + a->neg=rand_neg(); + b->neg=rand_neg(); + if (bp == NULL) + for (j=0; j<10000; j++) + BN_sub(c,a,b); + BN_sub(c,a,b); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," - "); + BN_print(bp,b); + BIO_puts(bp," - "); + } + BN_print(bp,c); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + return(1); + } + +int test_div(bp,ctx) +BIO *bp; +BN_CTX *ctx; + { + BIGNUM *a,*b,*c,*d; + int i; + int j; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + d=BN_new(); + + BN_rand(a,400,0,0); + for (i=0; i<100; i++) + { + BN_rand(b,50+i,0,0); + a->neg=rand_neg(); + b->neg=rand_neg(); + if (bp == NULL) + for (j=0; j<100; j++) + BN_div(d,c,a,b,ctx); + BN_div(d,c,a,b,ctx); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," / "); + BN_print(bp,b); + BIO_puts(bp," - "); + } + BN_print(bp,d); + BIO_puts(bp,"\n"); + + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," % "); + BN_print(bp,b); + BIO_puts(bp," - "); + } + BN_print(bp,c); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + BN_free(d); + return(1); + } + +int test_mul(bp) +BIO *bp; + { + BIGNUM *a,*b,*c; + int i; + int j; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + + BN_rand(a,200,0,0); + for (i=0; i<100; i++) + { + BN_rand(b,250+i,0,0); + a->neg=rand_neg(); + b->neg=rand_neg(); + if (bp == NULL) + for (j=0; j<100; j++) + BN_mul(c,a,b); + BN_mul(c,a,b); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," * "); + BN_print(bp,b); + BIO_puts(bp," - "); + } + BN_print(bp,c); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + return(1); + } + +int test_sqr(bp,ctx) +BIO *bp; +BN_CTX *ctx; + { + BIGNUM *a,*c; + int i; + int j; + + a=BN_new(); + c=BN_new(); + + for (i=0; i<40; i++) + { + BN_rand(a,40+i*10,0,0); + a->neg=rand_neg(); + if (bp == NULL) + for (j=0; j<100; j++) + BN_sqr(c,a,ctx); + BN_sqr(c,a,ctx); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," * "); + BN_print(bp,a); + BIO_puts(bp," - "); + } + BN_print(bp,c); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(c); + return(1); + } + +int test_mont(bp,ctx) +BIO *bp; +BN_CTX *ctx; + { + BIGNUM *a,*b,*c,*A,*B; + BIGNUM *n; + int i; + int j; + BN_MONT_CTX *mont; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + A=BN_new(); + B=BN_new(); + n=BN_new(); + + mont=BN_MONT_CTX_new(); + + BN_rand(a,100,0,0); /**/ + BN_rand(b,100,0,0); /**/ + for (i=0; i<10; i++) + { + BN_rand(n,(100%BN_BITS2+1)*BN_BITS2*i*BN_BITS2,0,1); /**/ + BN_MONT_CTX_set(mont,n,ctx); + + BN_to_montgomery(A,a,mont,ctx); + BN_to_montgomery(B,b,mont,ctx); + + if (bp == NULL) + for (j=0; j<100; j++) + BN_mod_mul_montgomery(c,A,B,mont,ctx);/**/ + BN_mod_mul_montgomery(c,A,B,mont,ctx);/**/ + BN_from_montgomery(A,c,mont,ctx);/**/ + if (bp != NULL) + { + if (!results) + { +#ifdef undef +fprintf(stderr,"%d * %d %% %d\n", +BN_num_bits(a), +BN_num_bits(b), +BN_num_bits(mont->N)); +#endif + BN_print(bp,a); + BIO_puts(bp," * "); + BN_print(bp,b); + BIO_puts(bp," % "); + BN_print(bp,mont->N); + BIO_puts(bp," - "); + } + BN_print(bp,A); + BIO_puts(bp,"\n"); + } + } + BN_MONT_CTX_free(mont); + BN_free(a); + BN_free(b); + BN_free(c); + return(1); + } + +int test_mod(bp,ctx) +BIO *bp; +BN_CTX *ctx; + { + BIGNUM *a,*b,*c; + int i; + int j; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + + BN_rand(a,1024,0,0); /**/ + for (i=0; i<20; i++) + { + BN_rand(b,450+i*10,0,0); /**/ + a->neg=rand_neg(); + b->neg=rand_neg(); + if (bp == NULL) + for (j=0; j<100; j++) + BN_mod(c,a,b,ctx);/**/ + BN_mod(c,a,b,ctx);/**/ + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," % "); + BN_print(bp,b); + BIO_puts(bp," - "); + } + BN_print(bp,c); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + return(1); + } + +int test_mod_mul(bp,ctx) +BIO *bp; +BN_CTX *ctx; + { + BIGNUM *a,*b,*c,*d,*e; + int i; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + d=BN_new(); + e=BN_new(); + + BN_rand(c,1024,0,0); /**/ + for (i=0; i<10; i++) + { + BN_rand(a,475+i*10,0,0); /**/ + BN_rand(b,425+i*10,0,0); /**/ + a->neg=rand_neg(); + b->neg=rand_neg(); + /* if (bp == NULL) + for (j=0; j<100; j++) + BN_mod_mul(d,a,b,c,ctx);*/ /**/ + + if (!BN_mod_mul(e,a,b,c,ctx)) + { + unsigned long l; + + while ((l=ERR_get_error())) + fprintf(stderr,"ERROR:%s\n", + ERR_error_string(l,NULL)); + exit(1); + } + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," * "); + BN_print(bp,b); + BIO_puts(bp," % "); + BN_print(bp,c); + BIO_puts(bp," - "); + } + BN_print(bp,e); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + BN_free(d); + BN_free(e); + return(1); + } + +int test_mod_exp(bp,ctx) +BIO *bp; +BN_CTX *ctx; + { + BIGNUM *a,*b,*c,*d,*e; + int i; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + d=BN_new(); + e=BN_new(); + + BN_rand(c,30,0,1); /* must be odd for montgomery */ + for (i=0; i<6; i++) + { + BN_rand(a,20+i*5,0,0); /**/ + BN_rand(b,2+i,0,0); /**/ + + if (!BN_mod_exp(d,a,b,c,ctx)) + return(00); + + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," ^ "); + BN_print(bp,b); + BIO_puts(bp," % "); + BN_print(bp,c); + BIO_puts(bp," - "); + } + BN_print(bp,d); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + BN_free(d); + BN_free(e); + return(1); + } + +int test_lshift(bp) +BIO *bp; + { + BIGNUM *a,*b,*c; + int i; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + BN_one(c); + + BN_rand(a,200,0,0); /**/ + a->neg=rand_neg(); + for (i=0; i<70; i++) + { + BN_lshift(b,a,i+1); + BN_add(c,c,c); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," * "); + BN_print(bp,c); + BIO_puts(bp," - "); + } + BN_print(bp,b); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + return(1); + } + +int test_lshift1(bp) +BIO *bp; + { + BIGNUM *a,*b; + int i; + + a=BN_new(); + b=BN_new(); + + BN_rand(a,200,0,0); /**/ + a->neg=rand_neg(); + for (i=0; i<70; i++) + { + BN_lshift1(b,a); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," * 2"); + BIO_puts(bp," - "); + } + BN_print(bp,b); + BIO_puts(bp,"\n"); + } + BN_copy(a,b); + } + BN_free(a); + BN_free(b); + return(1); + } + +int test_rshift(bp) +BIO *bp; + { + BIGNUM *a,*b,*c; + int i; + + a=BN_new(); + b=BN_new(); + c=BN_new(); + BN_one(c); + + BN_rand(a,200,0,0); /**/ + a->neg=rand_neg(); + for (i=0; i<70; i++) + { + BN_rshift(b,a,i+1); + BN_add(c,c,c); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," / "); + BN_print(bp,c); + BIO_puts(bp," - "); + } + BN_print(bp,b); + BIO_puts(bp,"\n"); + } + } + BN_free(a); + BN_free(b); + BN_free(c); + return(1); + } + +int test_rshift1(bp) +BIO *bp; + { + BIGNUM *a,*b; + int i; + + a=BN_new(); + b=BN_new(); + + BN_rand(a,200,0,0); /**/ + a->neg=rand_neg(); + for (i=0; i<70; i++) + { + BN_rshift1(b,a); + if (bp != NULL) + { + if (!results) + { + BN_print(bp,a); + BIO_puts(bp," / 2"); + BIO_puts(bp," - "); + } + BN_print(bp,b); + BIO_puts(bp,"\n"); + } + BN_copy(a,b); + } + BN_free(a); + BN_free(b); + return(1); + } + +int rand_neg() + { + static unsigned int neg=0; + static int sign[8]={0,0,0,1,1,0,1,1}; + + return(sign[(neg++)%8]); + } |