openssl/crypto/x509/x509_req.c
1999-01-03 23:00:45 +00:00

119 lines
4.2 KiB
C

/* crypto/x509/x509_req.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 "cryptlib.h"
#include "bn.h"
#include "evp.h"
#include "asn1.h"
#include "x509.h"
#include "objects.h"
#include "buffer.h"
#include "pem.h"
X509_REQ *X509_to_X509_REQ(x,pkey,md)
X509 *x;
EVP_PKEY *pkey;
EVP_MD *md;
{
X509_REQ *ret;
X509_REQ_INFO *ri;
int i;
EVP_PKEY *pktmp;
ret=X509_REQ_new();
if (ret == NULL)
{
X509err(X509_F_X509_TO_X509_REQ,ERR_R_MALLOC_FAILURE);
goto err;
}
ri=ret->req_info;
ri->version->length=1;
ri->version->data=(unsigned char *)Malloc(1);
if (ri->version->data == NULL) goto err;
ri->version->data[0]=0; /* version == 0 */
if (!X509_REQ_set_subject_name(ret,X509_get_subject_name(x)))
goto err;
pktmp = X509_get_pubkey(x);
i=X509_REQ_set_pubkey(ret,pktmp);
EVP_PKEY_free(pktmp);
if (!i) goto err;
if (pkey != NULL)
{
if (!X509_REQ_sign(ret,pkey,md))
goto err;
}
return(ret);
err:
X509_REQ_free(ret);
return(NULL);
}
EVP_PKEY *X509_REQ_get_pubkey(req)
X509_REQ *req;
{
if ((req == NULL) || (req->req_info == NULL))
return(NULL);
return(X509_PUBKEY_get(req->req_info->pubkey));
}