diff options
Diffstat (limited to 'openssl/crypto/x509v3/pcy_node.c')
| -rw-r--r-- | openssl/crypto/x509v3/pcy_node.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/openssl/crypto/x509v3/pcy_node.c b/openssl/crypto/x509v3/pcy_node.c new file mode 100644 index 00000000..bd1e7f1a --- /dev/null +++ b/openssl/crypto/x509v3/pcy_node.c @@ -0,0 +1,197 @@ +/* pcy_node.c */ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2004. + */ +/* ==================================================================== + * Copyright (c) 2004 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <openssl/asn1.h> +#include <openssl/x509.h> +#include <openssl/x509v3.h> + +#include "pcy_int.h" + +static int node_cmp(const X509_POLICY_NODE * const *a, + const X509_POLICY_NODE * const *b) + { + return OBJ_cmp((*a)->data->valid_policy, (*b)->data->valid_policy); + } + +STACK_OF(X509_POLICY_NODE) *policy_node_cmp_new(void) + { + return sk_X509_POLICY_NODE_new(node_cmp); + } + +X509_POLICY_NODE *tree_find_sk(STACK_OF(X509_POLICY_NODE) *nodes, + const ASN1_OBJECT *id) + { + X509_POLICY_DATA n; + X509_POLICY_NODE l; + int idx; + + n.valid_policy = (ASN1_OBJECT *)id; + l.data = &n; + + idx = sk_X509_POLICY_NODE_find(nodes, &l); + if (idx == -1) + return NULL; + + return sk_X509_POLICY_NODE_value(nodes, idx); + + } + +X509_POLICY_NODE *level_find_node(const X509_POLICY_LEVEL *level, + const X509_POLICY_NODE *parent, + const ASN1_OBJECT *id) + { + X509_POLICY_NODE *node; + int i; + for (i = 0; i < sk_X509_POLICY_NODE_num(level->nodes); i++) + { + node = sk_X509_POLICY_NODE_value(level->nodes, i); + if (node->parent == parent) + { + if (!OBJ_cmp(node->data->valid_policy, id)) + return node; + } + } + return NULL; + } + +X509_POLICY_NODE *level_add_node(X509_POLICY_LEVEL *level, + const X509_POLICY_DATA *data, + X509_POLICY_NODE *parent, + X509_POLICY_TREE *tree) + { + X509_POLICY_NODE *node; + node = OPENSSL_malloc(sizeof(X509_POLICY_NODE)); + if (!node) + return NULL; + node->data = data; + node->parent = parent; + node->nchild = 0; + if (level) + { + if (OBJ_obj2nid(data->valid_policy) == NID_any_policy) + { + if (level->anyPolicy) + goto node_error; + level->anyPolicy = node; + } + else + { + + if (!level->nodes) + level->nodes = policy_node_cmp_new(); + if (!level->nodes) + goto node_error; + if (!sk_X509_POLICY_NODE_push(level->nodes, node)) + goto node_error; + } + } + + if (tree) + { + if (!tree->extra_data) + tree->extra_data = sk_X509_POLICY_DATA_new_null(); + if (!tree->extra_data) + goto node_error; + if (!sk_X509_POLICY_DATA_push(tree->extra_data, data)) + goto node_error; + } + + if (parent) + parent->nchild++; + + return node; + + node_error: + policy_node_free(node); + return 0; + + } + +void policy_node_free(X509_POLICY_NODE *node) + { + OPENSSL_free(node); + } + +/* See if a policy node matches a policy OID. If mapping enabled look through + * expected policy set otherwise just valid policy. + */ + +int policy_node_match(const X509_POLICY_LEVEL *lvl, + const X509_POLICY_NODE *node, const ASN1_OBJECT *oid) + { + int i; + ASN1_OBJECT *policy_oid; + const X509_POLICY_DATA *x = node->data; + + if ( (lvl->flags & X509_V_FLAG_INHIBIT_MAP) + || !(x->flags & POLICY_DATA_FLAG_MAP_MASK)) + { + if (!OBJ_cmp(x->valid_policy, oid)) + return 1; + return 0; + } + + for (i = 0; i < sk_ASN1_OBJECT_num(x->expected_policy_set); i++) + { + policy_oid = sk_ASN1_OBJECT_value(x->expected_policy_set, i); + if (!OBJ_cmp(policy_oid, oid)) + return 1; + } + return 0; + + } |