+++ /dev/null
-/*
- * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
- *
- * The contents of this file constitute Original Code as defined in and are
- * subject to the Apple Public Source License Version 1.2 (the 'License').
- * You may not use this file except in compliance with the License. Please obtain
- * a copy of the License at http://www.apple.com/publicsource and read it before
- * using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
- * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
- * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
- * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
- * specific language governing rights and limitations under the License.
- */
-
-
-/* crypto/bn/bntest.c */
-/* Copyright (C) 1995-1998 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>
-
-#include "openssl/e_os.h"
-
-#include <openssl/bio.h>
-#include <openssl/bn.h>
-#include <openssl/rand.h>
-#include <openssl/x509.h>
-#include <openssl/err.h>
-
-#ifdef WINDOWS
-#include "../bio/bss_file.c"
-#endif
-
-const int num0 = 100; /* number of tests */
-const int num1 = 50; /* additional tests for some functions */
-const int num2 = 5; /* number of tests for slow functions */
-
-int test_add(BIO *bp);
-int test_sub(BIO *bp);
-int test_lshift1(BIO *bp);
-int test_lshift(BIO *bp,BN_CTX *ctx,BIGNUM *a_);
-int test_rshift1(BIO *bp);
-int test_rshift(BIO *bp,BN_CTX *ctx);
-int test_div(BIO *bp,BN_CTX *ctx);
-int test_div_recp(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 test_exp(BIO *bp,BN_CTX *ctx);
-int rand_neg(void);
-static int results=0;
-
-#ifdef NO_STDIO
-#define APPS_WIN16
-#include "bss_file.c"
-#endif
-
-static unsigned char lst[]="\xC6\x4F\x43\x04\x2A\xEA\xCA\x6E\x58\x36\x80\x5B\xE8\xC9"
-"\x9B\x04\x5D\x48\x36\xC2\xFD\x16\xC9\x64\xF0";
-
-static const char rnd_seed[] = "string to make the random number generator think it has entropy";
-
-static void message(BIO *out, char *m)
- {
- fprintf(stderr, "test %s\n", m);
-#if defined(linux) || defined(__FreeBSD__) /* can we use GNU bc features? */
- BIO_puts(out, "print \"test ");
- BIO_puts(out, m);
- BIO_puts(out, "\\n\"\n");
-#endif
- }
-
-int main(int argc, char *argv[])
- {
- BN_CTX *ctx;
- BIO *out;
- char *outfile=NULL;
-
- results = 0;
-
- RAND_seed(rnd_seed, sizeof rnd_seed); /* or BN_rand may fail, and we don't
- * even check its return value
- * (which we should) */
-
- 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");
-
- message(out,"BN_add");
- if (!test_add(out)) goto err;
- BIO_flush(out);
-
- message(out,"BN_sub");
- if (!test_sub(out)) goto err;
- BIO_flush(out);
-
- message(out,"BN_lshift1");
- if (!test_lshift1(out)) goto err;
- BIO_flush(out);
-
- message(out,"BN_lshift (fixed)");
- if (!test_lshift(out,ctx,BN_bin2bn(lst,sizeof(lst)-1,NULL)))
- goto err;
- BIO_flush(out);
-
- message(out,"BN_lshift");
- if (!test_lshift(out,ctx,NULL)) goto err;
- BIO_flush(out);
-
- message(out,"BN_rshift1");
- if (!test_rshift1(out)) goto err;
- BIO_flush(out);
-
- message(out,"BN_rshift");
- if (!test_rshift(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_sqr");
- if (!test_sqr(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_mul");
- if (!test_mul(out)) goto err;
- BIO_flush(out);
-
- message(out,"BN_div");
- if (!test_div(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_div_recp");
- if (!test_div_recp(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_mod");
- if (!test_mod(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_mod_mul");
- if (!test_mod_mul(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_mont");
- if (!test_mont(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_mod_exp");
- if (!test_mod_exp(out,ctx)) goto err;
- BIO_flush(out);
-
- message(out,"BN_exp");
- if (!test_exp(out,ctx)) goto err;
- BIO_flush(out);
-
- BN_CTX_free(ctx);
- BIO_free(out);
-
-/**/
- exit(0);
-err:
- BIO_puts(out,"1\n"); /* make sure the Perl script fed by bc notices
- * the failure, see test_bn in test/Makefile.ssl*/
- BIO_flush(out);
- ERR_load_crypto_strings();
- ERR_print_errors_fp(stderr);
- exit(1);
- return(1);
- }
-
-int test_add(BIO *bp)
- {
- BIGNUM a,b,c;
- int i;
- int j;
-
- BN_init(&a);
- BN_init(&b);
- BN_init(&c);
-
- BN_rand(&a,512,0,0);
- for (i=0; i<num0; 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");
- }
- a.neg=!a.neg;
- b.neg=!b.neg;
- BN_add(&c,&c,&b);
- BN_add(&c,&c,&a);
- if(!BN_is_zero(&c))
- {
- fprintf(stderr,"Add test failed!\n");
- return 0;
- }
- }
- BN_free(&a);
- BN_free(&b);
- BN_free(&c);
- return(1);
- }
-
-int test_sub(BIO *bp)
- {
- BIGNUM a,b,c;
- int i;
- int j;
-
- BN_init(&a);
- BN_init(&b);
- BN_init(&c);
-
- for (i=0; i<num0+num1; i++)
- {
- if (i < num1)
- {
- BN_rand(&a,512,0,0);
- BN_copy(&b,&a);
- if (BN_set_bit(&a,i)==0) return(0);
- BN_add_word(&b,i);
- }
- else
- {
- BN_rand(&b,400+i-num1,0,0);
- 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_add(&c,&c,&b);
- BN_sub(&c,&c,&a);
- if(!BN_is_zero(&c))
- {
- fprintf(stderr,"Subtract test failed!\n");
- return 0;
- }
- }
- BN_free(&a);
- BN_free(&b);
- BN_free(&c);
- return(1);
- }
-
-int test_div(BIO *bp, BN_CTX *ctx)
- {
- BIGNUM a,b,c,d,e;
- int i;
- int j;
-
- BN_init(&a);
- BN_init(&b);
- BN_init(&c);
- BN_init(&d);
- BN_init(&e);
-
- for (i=0; i<num0+num1; i++)
- {
- if (i < num1)
- {
- BN_rand(&a,400,0,0);
- BN_copy(&b,&a);
- BN_lshift(&a,&a,i);
- BN_add_word(&a,i);
- }
- else
- BN_rand(&b,50+3*(i-num1),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_mul(&e,&d,&b,ctx);
- BN_add(&d,&e,&c);
- BN_sub(&d,&d,&a);
- if(!BN_is_zero(&d))
- {
- fprintf(stderr,"Division test failed!\n");
- return 0;
- }
- }
- BN_free(&a);
- BN_free(&b);
- BN_free(&c);
- BN_free(&d);
- BN_free(&e);
- return(1);
- }
-
-int test_div_recp(BIO *bp, BN_CTX *ctx)
- {
- BIGNUM a,b,c,d,e;
- BN_RECP_CTX recp;
- int i;
- int j;
-
- BN_RECP_CTX_init(&recp);
- BN_init(&a);
- BN_init(&b);
- BN_init(&c);
- BN_init(&d);
- BN_init(&e);
-
- for (i=0; i<num0+num1; i++)
- {
- if (i < num1)
- {
- BN_rand(&a,400,0,0);
- BN_copy(&b,&a);
- BN_lshift(&a,&a,i);
- BN_add_word(&a,i);
- }
- else
- BN_rand(&b,50+3*(i-num1),0,0);
- a.neg=rand_neg();
- b.neg=rand_neg();
- BN_RECP_CTX_set(&recp,&b,ctx);
- if (bp == NULL)
- for (j=0; j<100; j++)
- BN_div_recp(&d,&c,&a,&recp,ctx);
- BN_div_recp(&d,&c,&a,&recp,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_mul(&e,&d,&b,ctx);
- BN_add(&d,&e,&c);
- BN_sub(&d,&d,&a);
- if(!BN_is_zero(&d))
- {
- fprintf(stderr,"Reciprocal division test failed!\n");
- fprintf(stderr,"a=");
- BN_print_fp(stderr,&a);
- fprintf(stderr,"\nb=");
- BN_print_fp(stderr,&b);
- fprintf(stderr,"\n");
- return 0;
- }
- }
- BN_free(&a);
- BN_free(&b);
- BN_free(&c);
- BN_free(&d);
- BN_free(&e);
- BN_RECP_CTX_free(&recp);
- return(1);
- }
-
-int test_mul(BIO *bp)
- {
- BIGNUM a,b,c,d,e;
- int i;
- int j;
- BN_CTX ctx;
-
- BN_CTX_init(&ctx);
- BN_init(&a);
- BN_init(&b);
- BN_init(&c);
- BN_init(&d);
- BN_init(&e);
-
- for (i=0; i<num0+num1; i++)
- {
- if (i <= num1)
- {
- BN_rand(&a,100,0,0);
- BN_rand(&b,100,0,0);
- }
- else
- BN_rand(&b,i-num1,0,0);
- a.neg=rand_neg();
- b.neg=rand_neg();
- if (bp == NULL)
- for (j=0; j<100; j++)
- BN_mul(&c,&a,&b,&ctx);
- BN_mul(&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_div(&d,&e,&c,&a,&ctx);
- BN_sub(&d,&d,&b);
- if(!BN_is_zero(&d) || !BN_is_zero(&e))
- {
- fprintf(stderr,"Multiplication test failed!\n");
- return 0;
- }
- }
- BN_free(&a);
- BN_free(&b);
- BN_free(&c);
- BN_free(&d);
- BN_free(&e);
- BN_CTX_free(&ctx);
- return(1);
- }
-
-int test_sqr(BIO *bp, BN_CTX *ctx)
- {
- BIGNUM a,c,d,e;
- int i;
- int j;
-
- BN_init(&a);
- BN_init(&c);
- BN_init(&d);
- BN_init(&e);
-
- for (i=0; i<num0; 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_div(&d,&e,&c,&a,ctx);
- BN_sub(&d,&d,&a);
- if(!BN_is_zero(&d) || !BN_is_zero(&e))
- {
- fprintf(stderr,"Square test failed!\n");
- return 0;
- }
- }
- BN_free(&a);
- BN_free(&c);
- BN_free(&d);
- BN_free(&e);
- return(1);
- }
-
-int test_mont(BIO *bp, BN_CTX *ctx)
- {
- BIGNUM a,b,c,d,A,B;
- BIGNUM n;
- int i;
- int j;
- BN_MONT_CTX *mont;
-
- BN_init(&a);
- BN_init(&b);
- BN_init(&c);
- BN_init(&d);
- BN_init(&A);
- BN_init(&B);
- BN_init(&n);
-
- mont=BN_MONT_CTX_new();
-
- BN_rand(&a,100,0,0); /**/
- BN_rand(&b,100,0,0); /**/
- for (i=0; i<num2; i++)
- {
- int bits = (200*(i+1))/num2;
-
- if (bits == 0)
- continue;
- BN_rand(&n,bits,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_mod_mul(&d,&a,&b,&n,ctx);
- BN_sub(&d,&d,&A);
- if(!BN_is_zero(&d))
- {
- fprintf(stderr,"Montgomery multiplication test failed!\n");
- return 0;
- }
- }
- BN_MONT_CTX_free(mont);
- BN_free(&a);
- BN_free(&b);
- BN_free(&c);
- BN_free(&d);
- BN_free(&A);
- BN_free(&B);
- BN_free(&n);
- return(1);
- }
-
-int test_mod(BIO *bp, BN_CTX *ctx)
- {
- BIGNUM *a,*b,*c,*d,*e;
- int i;
- int j;
-
- a=BN_new();
- b=BN_new();
- c=BN_new();
- d=BN_new();
- e=BN_new();
-
- BN_rand(a,1024,0,0); /**/
- for (i=0; i<num0; 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_div(d,e,a,b,ctx);
- BN_sub(e,e,c);
- if(!BN_is_zero(e))
- {
- fprintf(stderr,"Modulo test failed!\n");
- return 0;
- }
- }
- BN_free(a);
- BN_free(b);
- BN_free(c);
- BN_free(d);
- BN_free(e);
- return(1);
- }
-
-int test_mod_mul(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<num0; i++)
- {
- BN_rand(a,475+i*10,0,0); /**/
- BN_rand(b,425+i*11,0,0); /**/
- 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_mul(d,a,b,ctx);
- BN_sub(d,d,e);
- BN_div(a,b,d,c,ctx);
- if(!BN_is_zero(b))
- {
- fprintf(stderr,"Modulo multiply test failed!\n");
- return 0;
- }
- }
- BN_free(a);
- BN_free(b);
- BN_free(c);
- BN_free(d);
- BN_free(e);
- return(1);
- }
-
-int test_mod_exp(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<num2; 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_exp(e,a,b,ctx);
- BN_sub(e,e,d);
- BN_div(a,b,e,c,ctx);
- if(!BN_is_zero(b))
- {
- fprintf(stderr,"Modulo exponentiation test failed!\n");
- return 0;
- }
- }
- BN_free(a);
- BN_free(b);
- BN_free(c);
- BN_free(d);
- BN_free(e);
- return(1);
- }
-
-int test_exp(BIO *bp, BN_CTX *ctx)
- {
- BIGNUM *a,*b,*d,*e,*one;
- int i;
-
- a=BN_new();
- b=BN_new();
- d=BN_new();
- e=BN_new();
- one=BN_new();
- BN_one(one);
-
- for (i=0; i<num2; i++)
- {
- BN_rand(a,20+i*5,0,0); /**/
- BN_rand(b,2+i,0,0); /**/
-
- if (!BN_exp(d,a,b,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,d);
- BIO_puts(bp,"\n");
- }
- BN_one(e);
- for( ; !BN_is_zero(b) ; BN_sub(b,b,one))
- BN_mul(e,e,a,ctx);
- BN_sub(e,e,d);
- if(!BN_is_zero(e))
- {
- fprintf(stderr,"Exponentiation test failed!\n");
- return 0;
- }
- }
- BN_free(a);
- BN_free(b);
- BN_free(d);
- BN_free(e);
- BN_free(one);
- return(1);
- }
-
-int test_lshift(BIO *bp,BN_CTX *ctx,BIGNUM *a_)
- {
- BIGNUM *a,*b,*c,*d;
- int i;
-
- b=BN_new();
- c=BN_new();
- d=BN_new();
- BN_one(c);
-
- if(a_)
- a=a_;
- else
- {
- a=BN_new();
- BN_rand(a,200,0,0); /**/
- a->neg=rand_neg();
- }
- for (i=0; i<num0; 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_mul(d,a,c,ctx);
- BN_sub(d,d,b);
- if(!BN_is_zero(d))
- {
- fprintf(stderr,"Left shift test failed!\n");
- fprintf(stderr,"a=");
- BN_print_fp(stderr,a);
- fprintf(stderr,"\nb=");
- BN_print_fp(stderr,b);
- fprintf(stderr,"\nc=");
- BN_print_fp(stderr,c);
- fprintf(stderr,"\nd=");
- BN_print_fp(stderr,d);
- fprintf(stderr,"\n");
- return 0;
- }
- }
- BN_free(a);
- BN_free(b);
- BN_free(c);
- BN_free(d);
- return(1);
- }
-
-int test_lshift1(BIO *bp)
- {
- BIGNUM *a,*b,*c;
- int i;
-
- a=BN_new();
- b=BN_new();
- c=BN_new();
-
- BN_rand(a,200,0,0); /**/
- a->neg=rand_neg();
- for (i=0; i<num0; 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_add(c,a,a);
- BN_sub(a,b,c);
- if(!BN_is_zero(a))
- {
- fprintf(stderr,"Left shift one test failed!\n");
- return 0;
- }
-
- BN_copy(a,b);
- }
- BN_free(a);
- BN_free(b);
- BN_free(c);
- return(1);
- }
-
-int test_rshift(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_one(c);
-
- BN_rand(a,200,0,0); /**/
- a->neg=rand_neg();
- for (i=0; i<num0; 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_div(d,e,a,c,ctx);
- BN_sub(d,d,b);
- if(!BN_is_zero(d))
- {
- fprintf(stderr,"Right shift test failed!\n");
- return 0;
- }
- }
- BN_free(a);
- BN_free(b);
- BN_free(c);
- BN_free(d);
- BN_free(e);
- return(1);
- }
-
-int test_rshift1(BIO *bp)
- {
- BIGNUM *a,*b,*c;
- int i;
-
- a=BN_new();
- b=BN_new();
- c=BN_new();
-
- BN_rand(a,200,0,0); /**/
- a->neg=rand_neg();
- for (i=0; i<num0; 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_sub(c,a,b);
- BN_sub(c,c,b);
- if(!BN_is_zero(c) && !BN_is_one(c))
- {
- fprintf(stderr,"Right shift one test failed!\n");
- return 0;
- }
- BN_copy(a,b);
- }
- BN_free(a);
- BN_free(b);
- BN_free(c);
- return(1);
- }
-
-int rand_neg(void)
- {
- static unsigned int neg=0;
- static int sign[8]={0,0,0,1,1,0,1,1};
-
- return(sign[(neg++)%8]);
- }
projects / apple / security.git / blobdiff