sl@0: /* ====================================================================
sl@0:  * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
sl@0:  *
sl@0:  * Redistribution and use in source and binary forms, with or without
sl@0:  * modification, are permitted provided that the following conditions
sl@0:  * are met:
sl@0:  *
sl@0:  * 1. Redistributions of source code must retain the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer. 
sl@0:  *
sl@0:  * 2. Redistributions in binary form must reproduce the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer in
sl@0:  *    the documentation and/or other materials provided with the
sl@0:  *    distribution.
sl@0:  *
sl@0:  * 3. All advertising materials mentioning features or use of this
sl@0:  *    software must display the following acknowledgment:
sl@0:  *    "This product includes software developed by the OpenSSL Project
sl@0:  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
sl@0:  *
sl@0:  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
sl@0:  *    endorse or promote products derived from this software without
sl@0:  *    prior written permission. For written permission, please contact
sl@0:  *    openssl-core@openssl.org.
sl@0:  *
sl@0:  * 5. Products derived from this software may not be called "OpenSSL"
sl@0:  *    nor may "OpenSSL" appear in their names without prior written
sl@0:  *    permission of the OpenSSL Project.
sl@0:  *
sl@0:  * 6. Redistributions of any form whatsoever must retain the following
sl@0:  *    acknowledgment:
sl@0:  *    "This product includes software developed by the OpenSSL Project
sl@0:  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
sl@0:  *
sl@0:  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
sl@0:  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
sl@0:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
sl@0:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
sl@0:  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
sl@0:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
sl@0:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
sl@0:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
sl@0:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
sl@0:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
sl@0:  * OF THE POSSIBILITY OF SUCH DAMAGE.
sl@0:  *
sl@0:  */
sl@0: 
sl@0: #include <string.h>
sl@0: 
sl@0: #include "apps.h"
sl@0: #include <openssl/bn.h>
sl@0: 
sl@0: 
sl@0: #undef PROG
sl@0: #define PROG prime_main
sl@0: 
sl@0: int MAIN(int, char **);
sl@0: 
sl@0: int MAIN(int argc, char **argv)
sl@0:     {
sl@0:     int hex=0;
sl@0:     int checks=20;
sl@0:     BIGNUM *bn=NULL;
sl@0:     BIO *bio_out;
sl@0: 
sl@0:     apps_startup();
sl@0: 
sl@0:     if (bio_err == NULL)
sl@0: 	if ((bio_err=BIO_new(BIO_s_file())) != NULL)
sl@0: 	    BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
sl@0: 
sl@0: 
sl@0:     --argc;
sl@0:     ++argv;
sl@0:     while (argc >= 1 && **argv == '-')
sl@0: 	{
sl@0: 	if(!strcmp(*argv,"-hex"))
sl@0: 	    hex=1;
sl@0: 	else if(!strcmp(*argv,"-checks"))
sl@0: 	    if(--argc < 1)
sl@0: 		goto bad;
sl@0: 	    else
sl@0: 		checks=atoi(*++argv);
sl@0: 	else
sl@0: 	    {
sl@0: 	    BIO_printf(bio_err,"Unknown option '%s'\n",*argv);
sl@0: 	    goto bad;
sl@0: 	    }
sl@0: 	--argc;
sl@0: 	++argv;
sl@0: 	}
sl@0: 
sl@0:     if (argv[0] == NULL)
sl@0: 	{
sl@0: 	BIO_printf(bio_err,"No prime specified\n");
sl@0: 	goto bad;
sl@0: 	}
sl@0: 
sl@0:    if ((bio_out=BIO_new(BIO_s_file())) != NULL)
sl@0: 	{
sl@0: 	BIO_set_fp(bio_out,stdout,BIO_NOCLOSE);
sl@0: 
sl@0: #ifdef OPENSSL_SYS_VMS
sl@0: 	    {
sl@0: 	    BIO *tmpbio = BIO_new(BIO_f_linebuffer());
sl@0: 	    bio_out = BIO_push(tmpbio, bio_out);
sl@0: 	    }
sl@0: #endif
sl@0: 	}
sl@0: 
sl@0:     if(hex)
sl@0: 	BN_hex2bn(&bn,argv[0]);
sl@0:     else
sl@0: 	BN_dec2bn(&bn,argv[0]);
sl@0: 
sl@0:     BN_print(bio_out,bn);
sl@0:     BIO_printf(bio_out," is %sprime\n",
sl@0: 	       BN_is_prime_ex(bn,checks,NULL,NULL) ? "" : "not ");
sl@0: 
sl@0:     BN_free(bn);
sl@0:     BIO_free_all(bio_out);
sl@0: 
sl@0:     return 0;
sl@0: 
sl@0:     bad:
sl@0:     BIO_printf(bio_err,"options are\n");
sl@0:     BIO_printf(bio_err,"%-14s hex\n","-hex");
sl@0:     BIO_printf(bio_err,"%-14s number of checks\n","-checks <n>");
sl@0:     return 1;
sl@0:     }