xref: /openssl/crypto/x509/pcy_lib.c (revision e144fd36) 
1 /*
2  * Copyright 2004-2020 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include "internal/cryptlib.h"
11 #include <openssl/x509.h>
12 #include <openssl/x509v3.h>
13 
14 #include "pcy_local.h"
15 
16 /* accessor functions */
17 
18 /* X509_POLICY_TREE stuff */
19 
X509_policy_tree_level_count(const X509_POLICY_TREE * tree)20 int X509_policy_tree_level_count(const X509_POLICY_TREE *tree)
21 {
22     if (!tree)
23         return 0;
24     return tree->nlevel;
25 }
26 
X509_policy_tree_get0_level(const X509_POLICY_TREE * tree,int i)27 X509_POLICY_LEVEL *X509_policy_tree_get0_level(const X509_POLICY_TREE *tree,
28                                                int i)
29 {
30     if (!tree || (i < 0) || (i >= tree->nlevel))
31         return NULL;
32     return tree->levels + i;
33 }
34 
STACK_OF(X509_POLICY_NODE)35 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_policies(const
36                                                            X509_POLICY_TREE
37                                                            *tree)
38 {
39     if (!tree)
40         return NULL;
41     return tree->auth_policies;
42 }
43 
STACK_OF(X509_POLICY_NODE)44 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_user_policies(const
45                                                                 X509_POLICY_TREE
46                                                                 *tree)
47 {
48     if (!tree)
49         return NULL;
50     if (tree->flags & POLICY_FLAG_ANY_POLICY)
51         return tree->auth_policies;
52     else
53         return tree->user_policies;
54 }
55 
56 /* X509_POLICY_LEVEL stuff */
57 
X509_policy_level_node_count(X509_POLICY_LEVEL * level)58 int X509_policy_level_node_count(X509_POLICY_LEVEL *level)
59 {
60     int n;
61     if (!level)
62         return 0;
63     if (level->anyPolicy)
64         n = 1;
65     else
66         n = 0;
67     if (level->nodes)
68         n += sk_X509_POLICY_NODE_num(level->nodes);
69     return n;
70 }
71 
X509_policy_level_get0_node(const X509_POLICY_LEVEL * level,int i)72 X509_POLICY_NODE *X509_policy_level_get0_node(const X509_POLICY_LEVEL *level, int i)
73 {
74     if (!level)
75         return NULL;
76     if (level->anyPolicy) {
77         if (i == 0)
78             return level->anyPolicy;
79         i--;
80     }
81     return sk_X509_POLICY_NODE_value(level->nodes, i);
82 }
83 
84 /* X509_POLICY_NODE stuff */
85 
X509_policy_node_get0_policy(const X509_POLICY_NODE * node)86 const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node)
87 {
88     if (!node)
89         return NULL;
90     return node->data->valid_policy;
91 }
92 
STACK_OF(POLICYQUALINFO)93 STACK_OF(POLICYQUALINFO) *X509_policy_node_get0_qualifiers(const
94                                                            X509_POLICY_NODE
95                                                            *node)
96 {
97     if (!node)
98         return NULL;
99     return node->data->qualifier_set;
100 }
101 
X509_policy_node_get0_parent(const X509_POLICY_NODE * node)102 const X509_POLICY_NODE *X509_policy_node_get0_parent(const X509_POLICY_NODE
103                                                      *node)
104 {
105     if (!node)
106         return NULL;
107     return node->parent;
108 }
109