openssl/crypto/dsa/dsa_prn.c
2008-11-05 18:39:08 +00:00

121 lines
3.8 KiB
C

/* crypto/dsa/dsa_prn.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2006.
*/
/* ====================================================================
* Copyright (c) 2006 The OpenSSL Project. All rights reserved.
*
* 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 above 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 acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 OpenSSL PROJECT OR
* ITS 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.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include "cryptlib.h"
#include <openssl/evp.h>
#include <openssl/dsa.h>
#ifndef OPENSSL_NO_FP_API
int DSA_print_fp(FILE *fp, const DSA *x, int off)
{
BIO *b;
int ret;
if ((b=BIO_new(BIO_s_file())) == NULL)
{
DSAerr(DSA_F_DSA_PRINT_FP,ERR_R_BUF_LIB);
return(0);
}
BIO_set_fp(b,fp,BIO_NOCLOSE);
ret=DSA_print(b,x,off);
BIO_free(b);
return(ret);
}
int DSAparams_print_fp(FILE *fp, const DSA *x)
{
BIO *b;
int ret;
if ((b=BIO_new(BIO_s_file())) == NULL)
{
DSAerr(DSA_F_DSAPARAMS_PRINT_FP,ERR_R_BUF_LIB);
return(0);
}
BIO_set_fp(b,fp,BIO_NOCLOSE);
ret=DSAparams_print(b, x);
BIO_free(b);
return(ret);
}
#endif
int DSA_print(BIO *bp, const DSA *x, int off)
{
EVP_PKEY *pk;
int ret;
pk = EVP_PKEY_new();
if (!pk || !EVP_PKEY_set1_DSA(pk, (DSA *)x))
return 0;
ret = EVP_PKEY_print_private(bp, pk, off, NULL);
EVP_PKEY_free(pk);
return ret;
}
int DSAparams_print(BIO *bp, const DSA *x)
{
EVP_PKEY *pk;
int ret;
pk = EVP_PKEY_new();
if (!pk || !EVP_PKEY_set1_DSA(pk, (DSA *)x))
return 0;
ret = EVP_PKEY_print_params(bp, pk, 4, NULL);
EVP_PKEY_free(pk);
return ret;
}