3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
6 /* ====================================================================
7 * Copyright (c) 2003 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
61 #include "internal/cryptlib.h"
62 #include <openssl/asn1.h>
63 #include <openssl/asn1t.h>
64 #include <openssl/conf.h>
65 #include <openssl/x509v3.h>
68 static STACK_OF(CONF_VALUE) *i2v_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD
69 *method, void *bcons, STACK_OF(CONF_VALUE)
71 static void *v2i_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD *method,
73 STACK_OF(CONF_VALUE) *values);
75 const X509V3_EXT_METHOD v3_policy_constraints = {
76 NID_policy_constraints, 0,
77 ASN1_ITEM_ref(POLICY_CONSTRAINTS),
80 i2v_POLICY_CONSTRAINTS,
81 v2i_POLICY_CONSTRAINTS,
86 ASN1_SEQUENCE(POLICY_CONSTRAINTS) = {
87 ASN1_IMP_OPT(POLICY_CONSTRAINTS, requireExplicitPolicy, ASN1_INTEGER,0),
88 ASN1_IMP_OPT(POLICY_CONSTRAINTS, inhibitPolicyMapping, ASN1_INTEGER,1)
89 } ASN1_SEQUENCE_END(POLICY_CONSTRAINTS)
91 IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_CONSTRAINTS)
93 static STACK_OF(CONF_VALUE) *i2v_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD
94 *method, void *a, STACK_OF(CONF_VALUE)
97 POLICY_CONSTRAINTS *pcons = a;
98 X509V3_add_value_int("Require Explicit Policy",
99 pcons->requireExplicitPolicy, &extlist);
100 X509V3_add_value_int("Inhibit Policy Mapping",
101 pcons->inhibitPolicyMapping, &extlist);
105 static void *v2i_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD *method,
107 STACK_OF(CONF_VALUE) *values)
109 POLICY_CONSTRAINTS *pcons = NULL;
113 if ((pcons = POLICY_CONSTRAINTS_new()) == NULL) {
114 X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS, ERR_R_MALLOC_FAILURE);
117 for (i = 0; i < sk_CONF_VALUE_num(values); i++) {
118 val = sk_CONF_VALUE_value(values, i);
119 if (strcmp(val->name, "requireExplicitPolicy") == 0) {
120 if (!X509V3_get_value_int(val, &pcons->requireExplicitPolicy))
122 } else if (strcmp(val->name, "inhibitPolicyMapping") == 0) {
123 if (!X509V3_get_value_int(val, &pcons->inhibitPolicyMapping))
126 X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS, X509V3_R_INVALID_NAME);
127 X509V3_conf_err(val);
131 if (!pcons->inhibitPolicyMapping && !pcons->requireExplicitPolicy) {
132 X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS,
133 X509V3_R_ILLEGAL_EMPTY_EXTENSION);
139 POLICY_CONSTRAINTS_free(pcons);