crypto/x509v3/pcy_data.c

   1 /* pcy_data.c */
   2 /*
   3  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
   4  * 2004.
   5  */
   6 /* ====================================================================
   7  * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  *
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  *
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in
  18  *    the documentation and/or other materials provided with the
  19  *    distribution.
  20  *
  21  * 3. All advertising materials mentioning features or use of this
  22  *    software must display the following acknowledgment:
  23  *    "This product includes software developed by the OpenSSL Project
  24  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  25  *
  26  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  27  *    endorse or promote products derived from this software without
  28  *    prior written permission. For written permission, please contact
  29  *    licensing@OpenSSL.org.
  30  *
  31  * 5. Products derived from this software may not be called "OpenSSL"
  32  *    nor may "OpenSSL" appear in their names without prior written
  33  *    permission of the OpenSSL Project.
  34  *
  35  * 6. Redistributions of any form whatsoever must retain the following
  36  *    acknowledgment:
  37  *    "This product includes software developed by the OpenSSL Project
  38  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  39  *
  40  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  41  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  43  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  44  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  45  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  46  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  47  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  49  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  50  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  51  * OF THE POSSIBILITY OF SUCH DAMAGE.
  52  * ====================================================================
  53  *
  54  * This product includes cryptographic software written by Eric Young
  55  * (eay@cryptsoft.com).  This product includes software written by Tim
  56  * Hudson (tjh@cryptsoft.com).
  57  *
  58  */
  59
  60 #include "internal/cryptlib.h"
  61 #include <openssl/x509.h>
  62 #include <openssl/x509v3.h>
  63
  64 #include "pcy_int.h"
  65
  66 /* Policy Node routines */
  67
  68 void policy_data_free(X509_POLICY_DATA *data)
  69 {
  70     if (!data)
  71         return;
  72     ASN1_OBJECT_free(data->valid_policy);
  73     /* Don't free qualifiers if shared */
  74     if (!(data->flags & POLICY_DATA_FLAG_SHARED_QUALIFIERS))
  75         sk_POLICYQUALINFO_pop_free(data->qualifier_set, POLICYQUALINFO_free);
  76     sk_ASN1_OBJECT_pop_free(data->expected_policy_set, ASN1_OBJECT_free);
  77     OPENSSL_free(data);
  78 }
  79
  80 /*
  81  * Create a data based on an existing policy. If 'id' is NULL use the oid in
  82  * the policy, otherwise use 'id'. This behaviour covers the two types of
  83  * data in RFC3280: data with from a CertificatePolcies extension and
  84  * additional data with just the qualifiers of anyPolicy and ID from another
  85  * source.
  86  */
  87
  88 X509_POLICY_DATA *policy_data_new(POLICYINFO *policy,
  89                                   const ASN1_OBJECT *cid, int crit)
  90 {
  91     X509_POLICY_DATA *ret;
  92     ASN1_OBJECT *id;
  93     if (!policy && !cid)
  94         return NULL;
  95     if (cid) {
  96         id = OBJ_dup(cid);
  97         if (!id)
  98             return NULL;
  99     } else
 100         id = NULL;
 101     ret = OPENSSL_zalloc(sizeof(*ret));
 102     if (ret == NULL)
 103         return NULL;
 104     ret->expected_policy_set = sk_ASN1_OBJECT_new_null();
 105     if (ret->expected_policy_set == NULL) {
 106         OPENSSL_free(ret);
 107         ASN1_OBJECT_free(id);
 108         return NULL;
 109     }
 110
 111     if (crit)
 112         ret->flags = POLICY_DATA_FLAG_CRITICAL;
 113
 114     if (id)
 115         ret->valid_policy = id;
 116     else {
 117         ret->valid_policy = policy->policyid;
 118         policy->policyid = NULL;
 119     }
 120
 121     if (policy) {
 122         ret->qualifier_set = policy->qualifiers;
 123         policy->qualifiers = NULL;
 124     }
 125
 126     return ret;
 127 }