1 files changed, 108 insertions, 0 deletions
diff --git a/crypto/x509/pcy_lib.c b/crypto/x509/pcy_lib.c
new file mode 100644
index 0000000000..deee8f6c0c
--- /dev/null
+++ b/crypto/x509/pcy_lib.c
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2004-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include "internal/cryptlib.h"
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+
+#include "pcy_int.h"
+
+/* accessor functions */
+
+/* X509_POLICY_TREE stuff */
+
+int X509_policy_tree_level_count(const X509_POLICY_TREE *tree)
+{
+    if (!tree)
+        return 0;
+    return tree->nlevel;
+}
+
+X509_POLICY_LEVEL *X509_policy_tree_get0_level(const X509_POLICY_TREE *tree,
+                                               int i)
+{
+    if (!tree || (i < 0) || (i >= tree->nlevel))
+        return NULL;
+    return tree->levels + i;
+}
+
+STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_policies(const
+                                                           X509_POLICY_TREE
+                                                           *tree)
+{
+    if (!tree)
+        return NULL;
+    return tree->auth_policies;
+}
+
+STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_user_policies(const
+                                                                X509_POLICY_TREE
+                                                                *tree)
+{
+    if (!tree)
+        return NULL;
+    if (tree->flags & POLICY_FLAG_ANY_POLICY)
+        return tree->auth_policies;
+    else
+        return tree->user_policies;
+}
+
+/* X509_POLICY_LEVEL stuff */
+
+int X509_policy_level_node_count(X509_POLICY_LEVEL *level)
+{
+    int n;
+    if (!level)
+        return 0;
+    if (level->anyPolicy)
+        n = 1;
+    else
+        n = 0;
+    if (level->nodes)
+        n += sk_X509_POLICY_NODE_num(level->nodes);
+    return n;
+}
+
+X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i)
+{
+    if (!level)
+        return NULL;
+    if (level->anyPolicy) {
+        if (i == 0)
+            return level->anyPolicy;
+        i--;
+    }
+    return sk_X509_POLICY_NODE_value(level->nodes, i);
+}
+
+/* X509_POLICY_NODE stuff */
+
+const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node)
+{
+    if (!node)
+        return NULL;
+    return node->data->valid_policy;
+}
+
+STACK_OF(POLICYQUALINFO) *X509_policy_node_get0_qualifiers(const
+                                                           X509_POLICY_NODE
+                                                           *node)
+{
+    if (!node)
+        return NULL;
+    return node->data->qualifier_set;
+}
+
+const X509_POLICY_NODE *X509_policy_node_get0_parent(const X509_POLICY_NODE
+                                                     *node)
+{
+    if (!node)
+        return NULL;
+    return node->parent;
+}