crypto/x509/pcy_lib.c

   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
  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
  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
  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
  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
  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
  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
  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
  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
 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 }