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      1 /* pcy_lib.c */
      2 /* Written by Dr Stephen N Henson (steve (at) openssl.org) for the OpenSSL
      3  * project 2004.
      4  */
      5 /* ====================================================================
      6  * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  *
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  *
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in
     17  *    the documentation and/or other materials provided with the
     18  *    distribution.
     19  *
     20  * 3. All advertising materials mentioning features or use of this
     21  *    software must display the following acknowledgment:
     22  *    "This product includes software developed by the OpenSSL Project
     23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
     24  *
     25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
     26  *    endorse or promote products derived from this software without
     27  *    prior written permission. For written permission, please contact
     28  *    licensing (at) OpenSSL.org.
     29  *
     30  * 5. Products derived from this software may not be called "OpenSSL"
     31  *    nor may "OpenSSL" appear in their names without prior written
     32  *    permission of the OpenSSL Project.
     33  *
     34  * 6. Redistributions of any form whatsoever must retain the following
     35  *    acknowledgment:
     36  *    "This product includes software developed by the OpenSSL Project
     37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
     38  *
     39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
     40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
     43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
     50  * OF THE POSSIBILITY OF SUCH DAMAGE.
     51  * ====================================================================
     52  *
     53  * This product includes cryptographic software written by Eric Young
     54  * (eay (at) cryptsoft.com).  This product includes software written by Tim
     55  * Hudson (tjh (at) cryptsoft.com). */
     56 
     57 
     58 #include <openssl/x509.h>
     59 #include <openssl/x509v3.h>
     60 
     61 #include "pcy_int.h"
     62 
     63 
     64 /* accessor functions */
     65 
     66 /* X509_POLICY_TREE stuff */
     67 
     68 int X509_policy_tree_level_count(const X509_POLICY_TREE *tree)
     69 	{
     70 	if (!tree)
     71 		return 0;
     72 	return tree->nlevel;
     73 	}
     74 
     75 X509_POLICY_LEVEL *
     76 	X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i)
     77 	{
     78 	if (!tree || (i < 0) || (i >= tree->nlevel))
     79 		return NULL;
     80 	return tree->levels + i;
     81 	}
     82 
     83 STACK_OF(X509_POLICY_NODE) *
     84 		X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree)
     85 	{
     86 	if (!tree)
     87 		return NULL;
     88 	return tree->auth_policies;
     89 	}
     90 
     91 STACK_OF(X509_POLICY_NODE) *
     92 	X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree)
     93 	{
     94 	if (!tree)
     95 		return NULL;
     96 	if (tree->flags & POLICY_FLAG_ANY_POLICY)
     97 		return tree->auth_policies;
     98 	else
     99 		return tree->user_policies;
    100 	}
    101 
    102 /* X509_POLICY_LEVEL stuff */
    103 
    104 int X509_policy_level_node_count(X509_POLICY_LEVEL *level)
    105 	{
    106 	int n;
    107 	if (!level)
    108 		return 0;
    109 	if (level->anyPolicy)
    110 		n = 1;
    111 	else
    112 		n = 0;
    113 	if (level->nodes)
    114 		n += sk_X509_POLICY_NODE_num(level->nodes);
    115 	return n;
    116 	}
    117 
    118 X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i)
    119 	{
    120 	if (!level)
    121 		return NULL;
    122 	if (level->anyPolicy)
    123 		{
    124 		if (i == 0)
    125 			return level->anyPolicy;
    126 		i--;
    127 		}
    128 	return sk_X509_POLICY_NODE_value(level->nodes, i);
    129 	}
    130 
    131 /* X509_POLICY_NODE stuff */
    132 
    133 const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node)
    134 	{
    135 	if (!node)
    136 		return NULL;
    137 	return node->data->valid_policy;
    138 	}
    139 
    140 #if 0
    141 int X509_policy_node_get_critical(const X509_POLICY_NODE *node)
    142 	{
    143 	if (node_critical(node))
    144 		return 1;
    145 	return 0;
    146 	}
    147 #endif
    148 
    149 STACK_OF(POLICYQUALINFO) *
    150 		X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node)
    151 	{
    152 	if (!node)
    153 		return NULL;
    154 	return node->data->qualifier_set;
    155 	}
    156 
    157 const X509_POLICY_NODE *
    158 		X509_policy_node_get0_parent(const X509_POLICY_NODE *node)
    159 	{
    160 	if (!node)
    161 		return NULL;
    162 	return node->parent;
    163 	}
    164 
    165 
    166