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/* 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.]
*
* The DSS routines are based on patches supplied by
* Steven Schoch <schoch@sheba.arc.nasa.gov>. */
#include <openssl/dsa.h>
#include <openssl/bio.h>
#include <openssl/bn.h>
#include <openssl/crypto.h>
#include "internal.h"
static int dsa_cb(int p, int n, BN_GENCB *arg);
/* seed, out_p, out_q, out_g are taken from the updated Appendix 5 to
* FIPS PUB 186 and also appear in Appendix 5 to FIPS PIB 186-1 */
static unsigned char seed[20] = {0xd5, 0x01, 0x4e, 0x4b, 0x60, 0xef, 0x2b,
0xa8, 0xb6, 0x21, 0x1b, 0x40, 0x62, 0xba,
0x32, 0x24, 0xe0, 0x42, 0x7d, 0xd3, };
static unsigned char out_p[] = {
0x8d, 0xf2, 0xa4, 0x94, 0x49, 0x22, 0x76, 0xaa, 0x3d, 0x25, 0x75,
0x9b, 0xb0, 0x68, 0x69, 0xcb, 0xea, 0xc0, 0xd8, 0x3a, 0xfb, 0x8d,
0x0c, 0xf7, 0xcb, 0xb8, 0x32, 0x4f, 0x0d, 0x78, 0x82, 0xe5, 0xd0,
0x76, 0x2f, 0xc5, 0xb7, 0x21, 0x0e, 0xaf, 0xc2, 0xe9, 0xad, 0xac,
0x32, 0xab, 0x7a, 0xac, 0x49, 0x69, 0x3d, 0xfb, 0xf8, 0x37, 0x24,
0xc2, 0xec, 0x07, 0x36, 0xee, 0x31, 0xc8, 0x02, 0x91, };
static unsigned char out_q[] = {0xc7, 0x73, 0x21, 0x8c, 0x73, 0x7e, 0xc8,
0xee, 0x99, 0x3b, 0x4f, 0x2d, 0xed, 0x30,
0xf4, 0x8e, 0xda, 0xce, 0x91, 0x5f, };
static unsigned char out_g[] = {
0x62, 0x6d, 0x02, 0x78, 0x39, 0xea, 0x0a, 0x13, 0x41, 0x31, 0x63,
0xa5, 0x5b, 0x4c, 0xb5, 0x00, 0x29, 0x9d, 0x55, 0x22, 0x95, 0x6c,
0xef, 0xcb, 0x3b, 0xff, 0x10, 0xf3, 0x99, 0xce, 0x2c, 0x2e, 0x71,
0xcb, 0x9d, 0xe5, 0xfa, 0x24, 0xba, 0xbf, 0x58, 0xe5, 0xb7, 0x95,
0x21, 0x92, 0x5c, 0x9c, 0xc4, 0x2e, 0x9f, 0x6f, 0x46, 0x4b, 0x08,
0x8c, 0xc5, 0x72, 0xaf, 0x53, 0xe6, 0xd7, 0x88, 0x02, };
static const uint8_t str1[]="12345678901234567890";
static BIO *bio_err = NULL;
static BIO *bio_out = NULL;
int main(int argc, char **argv) {
BN_GENCB cb;
DSA *dsa = NULL;
int counter, ok = 0, i, j;
unsigned char buf[256];
unsigned long h;
unsigned char sig[256];
unsigned int siglen;
CRYPTO_library_init();
bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
bio_out = BIO_new_fp(stdout, BIO_NOCLOSE);
BIO_printf(bio_out, "test generation of DSA parameters\n");
BN_GENCB_set(&cb, dsa_cb, bio_out);
dsa = DSA_new();
if (dsa == NULL ||
!DSA_generate_parameters_ex(dsa, 512, seed, 20, &counter, &h, &cb)) {
goto end;
}
BIO_printf(bio_out, "seed\n");
for (i = 0; i < 20; i += 4) {
BIO_printf(bio_out, "%02X%02X%02X%02X ", seed[i], seed[i + 1], seed[i + 2],
seed[i + 3]);
}
BIO_printf(bio_out, "\ncounter=%d h=%ld\n", counter, h);
if (counter != 105) {
BIO_printf(bio_err, "counter should be 105\n");
goto end;
}
if (h != 2) {
BIO_printf(bio_err, "h should be 2\n");
goto end;
}
i = BN_bn2bin(dsa->q, buf);
j = sizeof(out_q);
if (i != j || memcmp(buf, out_q, i) != 0) {
BIO_printf(bio_err, "q value is wrong\n");
goto end;
}
i = BN_bn2bin(dsa->p, buf);
j = sizeof(out_p);
if (i != j || memcmp(buf, out_p, i) != 0) {
BIO_printf(bio_err, "p value is wrong\n");
goto end;
}
i = BN_bn2bin(dsa->g, buf);
j = sizeof(out_g);
if (i != j || memcmp(buf, out_g, i) != 0) {
BIO_printf(bio_err, "g value is wrong\n");
goto end;
}
DSA_generate_key(dsa);
DSA_sign(0, str1, 20, sig, &siglen, dsa);
if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1) {
ok = 1;
} else {
BIO_printf(bio_err, "verification failure\n");
}
end:
if (!ok) {
BIO_print_errors(bio_err);
}
if (dsa != NULL) {
DSA_free(dsa);
}
BIO_free(bio_err);
BIO_free(bio_out);
if (ok) {
printf("PASS\n");
}
return ok == 1 ? 0 : 1;
}
static int dsa_cb(int p, int n, BN_GENCB *arg) {
char c = '*';
static int ok = 0, num = 0;
switch (p) {
case 0:
c = '.';
num++;
break;
case 1:
c = '+';
break;
case 2:
c = '*';
ok++;
break;
case 3:
c = '\n';
}
BIO_write(arg->arg, &c, 1);
(void)BIO_flush(arg->arg);
if (!ok && p == 0 && num > 1) {
BIO_printf((BIO *)arg, "error in dsatest\n");
return 0;
}
return 1;
}