openssl/crypto/x509/x509_r2x.c
Dr. Stephen Henson da8534693c Add lots of checks for memory allocation failure, error codes to indicate
failure and freeing up memory if a failure occurs.

PR:620
2004-12-05 01:04:44 +00:00

112 lines
4.3 KiB
C

/* crypto/x509/x509_r2x.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 <openssl/bn.h>
#include <openssl/evp.h>
#include <openssl/asn1.h>
#include <openssl/x509.h>
#include <openssl/objects.h>
#include <openssl/buffer.h>
X509 *X509_REQ_to_X509(X509_REQ *r, int days, EVP_PKEY *pkey)
{
X509 *ret=NULL;
X509_CINF *xi=NULL;
X509_NAME *xn;
if ((ret=X509_new()) == NULL)
{
X509err(X509_F_X509_REQ_TO_X509,ERR_R_MALLOC_FAILURE);
goto err;
}
/* duplicate the request */
xi=ret->cert_info;
if (sk_X509_ATTRIBUTE_num(r->req_info->attributes) != 0)
{
if ((xi->version=M_ASN1_INTEGER_new()) == NULL) goto err;
if (!ASN1_INTEGER_set(xi->version,2)) goto err;
/* xi->extensions=ri->attributes; <- bad, should not ever be done
ri->attributes=NULL; */
}
xn=X509_REQ_get_subject_name(r);
X509_set_subject_name(ret,X509_NAME_dup(xn));
X509_set_issuer_name(ret,X509_NAME_dup(xn));
if (X509_gmtime_adj(xi->validity->notBefore,0) == NULL)
goto err;
if (X509_gmtime_adj(xi->validity->notAfter,(long)60*60*24*days) == NULL)
goto err;
X509_set_pubkey(ret,X509_REQ_get_pubkey(r));
if (!X509_sign(ret,pkey,EVP_md5()))
goto err;
if (0)
{
err:
X509_free(ret);
ret=NULL;
}
return(ret);
}