dh.c revision 9dc0df1bac950d6e491f9a7c7e4888f2b301cb15
/* obsoleted by dhparam.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
* 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.]
*/
#ifndef OPENSSL_NO_DH
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <string.h>
#include "apps.h"
/* -inform arg - input format - default PEM (DER or PEM)
* -outform arg - output format - default PEM
* -in arg - input file - default stdin
* -out arg - output file - default stdout
* -check - check the parameters are ok
* -noout
* -text
* -C
*/
int MAIN(int, char **);
{
#ifndef OPENSSL_NO_ENGINE
#endif
#ifndef OPENSSL_NO_ENGINE
char *engine;
#endif
apps_startup();
goto end;
#ifndef OPENSSL_NO_ENGINE
#endif
argc--;
argv++;
while (argc >= 1)
{
{
}
{
}
{
}
{
}
#ifndef OPENSSL_NO_ENGINE
{
}
#endif
check=1;
text=1;
C=1;
noout=1;
else
{
badops=1;
break;
}
argc--;
argv++;
}
if (badops)
{
bad:
#ifndef OPENSSL_NO_ENGINE
#endif
goto end;
}
#ifndef OPENSSL_NO_ENGINE
#endif
{
goto end;
}
else
{
{
goto end;
}
}
{
#ifdef OPENSSL_SYS_VMS
{
}
#endif
}
else
{
{
goto end;
}
}
if (informat == FORMAT_ASN1)
else if (informat == FORMAT_PEM)
else
{
goto end;
}
{
goto end;
}
if (text)
{
#ifdef undef
printf("p=");
printf("\ng=");
printf("\n");
#endif
}
if (check)
{
{
goto end;
}
if (i & DH_CHECK_P_NOT_PRIME)
printf("p value is not prime\n");
if (i & DH_CHECK_P_NOT_SAFE_PRIME)
printf("p value is not a safe prime\n");
if (i & DH_UNABLE_TO_CHECK_GENERATOR)
printf("unable to check the generator value\n");
if (i & DH_NOT_SUITABLE_GENERATOR)
printf("the g value is not a generator\n");
if (i == 0)
printf("DH parameters appear to be ok.\n");
}
if (C)
{
unsigned char *data;
{
perror("OPENSSL_malloc");
goto end;
}
for (i=0; i<l; i++)
{
}
printf("\n\t};\n");
for (i=0; i<l; i++)
{
}
printf("\n\t};\n\n");
printf("\tDH *dh;\n\n");
printf("\tif ((dh=DH_new()) == NULL) return(NULL);\n");
printf("\tdh->p=BN_bin2bn(dh%d_p,sizeof(dh%d_p),NULL);\n",
printf("\tdh->g=BN_bin2bn(dh%d_g,sizeof(dh%d_g),NULL);\n",
printf("\tif ((dh->p == NULL) || (dh->g == NULL))\n");
printf("\t\treturn(NULL);\n");
printf("\treturn(dh);\n\t}\n");
}
if (!noout)
{
if (outformat == FORMAT_ASN1)
else if (outformat == FORMAT_PEM)
else {
goto end;
}
if (!i)
{
goto end;
}
}
ret=0;
end:
}
#endif