1 /* v3_pmaps.c */ 2 /* 3 * Written by Dr Stephen N Henson (steve (at) openssl.org) for the OpenSSL 4 * project. 5 */ 6 /* ==================================================================== 7 * Copyright (c) 2003 The OpenSSL Project. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 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 19 * distribution. 20 * 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/)" 25 * 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 (at) OpenSSL.org. 30 * 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. 34 * 35 * 6. Redistributions of any form whatsoever must retain the following 36 * acknowledgment: 37 * "This product includes software developed by the OpenSSL Project 38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 39 * 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 * ==================================================================== 53 * 54 * This product includes cryptographic software written by Eric Young 55 * (eay (at) cryptsoft.com). This product includes software written by Tim 56 * Hudson (tjh (at) cryptsoft.com). */ 57 58 #include <stdio.h> 59 60 #include <openssl/asn1t.h> 61 #include <openssl/conf.h> 62 #include <openssl/err.h> 63 #include <openssl/obj.h> 64 #include <openssl/x509v3.h> 65 66 static void *v2i_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method, 67 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval); 68 static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(const X509V3_EXT_METHOD 69 *method, void *pmps, STACK_OF(CONF_VALUE) 70 *extlist); 71 72 const X509V3_EXT_METHOD v3_policy_mappings = { 73 NID_policy_mappings, 0, 74 ASN1_ITEM_ref(POLICY_MAPPINGS), 75 0, 0, 0, 0, 76 0, 0, 77 i2v_POLICY_MAPPINGS, 78 v2i_POLICY_MAPPINGS, 79 0, 0, 80 NULL 81 }; 82 83 ASN1_SEQUENCE(POLICY_MAPPING) = { 84 ASN1_SIMPLE(POLICY_MAPPING, issuerDomainPolicy, ASN1_OBJECT), 85 ASN1_SIMPLE(POLICY_MAPPING, subjectDomainPolicy, ASN1_OBJECT) 86 } ASN1_SEQUENCE_END(POLICY_MAPPING) 87 88 ASN1_ITEM_TEMPLATE(POLICY_MAPPINGS) = 89 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, POLICY_MAPPINGS, 90 POLICY_MAPPING) 91 ASN1_ITEM_TEMPLATE_END(POLICY_MAPPINGS) 92 93 IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING) 94 95 static STACK_OF(CONF_VALUE) *i2v_POLICY_MAPPINGS(const X509V3_EXT_METHOD 96 *method, void *a, STACK_OF(CONF_VALUE) 97 *ext_list) 98 { 99 POLICY_MAPPINGS *pmaps = a; 100 POLICY_MAPPING *pmap; 101 size_t i; 102 char obj_tmp1[80]; 103 char obj_tmp2[80]; 104 for (i = 0; i < sk_POLICY_MAPPING_num(pmaps); i++) { 105 pmap = sk_POLICY_MAPPING_value(pmaps, i); 106 i2t_ASN1_OBJECT(obj_tmp1, 80, pmap->issuerDomainPolicy); 107 i2t_ASN1_OBJECT(obj_tmp2, 80, pmap->subjectDomainPolicy); 108 X509V3_add_value(obj_tmp1, obj_tmp2, &ext_list); 109 } 110 return ext_list; 111 } 112 113 static void *v2i_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method, 114 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval) 115 { 116 POLICY_MAPPINGS *pmaps; 117 POLICY_MAPPING *pmap; 118 ASN1_OBJECT *obj1, *obj2; 119 CONF_VALUE *val; 120 size_t i; 121 122 if (!(pmaps = sk_POLICY_MAPPING_new_null())) { 123 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE); 124 return NULL; 125 } 126 127 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) { 128 val = sk_CONF_VALUE_value(nval, i); 129 if (!val->value || !val->name) { 130 sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free); 131 OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_OBJECT_IDENTIFIER); 132 X509V3_conf_err(val); 133 return NULL; 134 } 135 obj1 = OBJ_txt2obj(val->name, 0); 136 obj2 = OBJ_txt2obj(val->value, 0); 137 if (!obj1 || !obj2) { 138 sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free); 139 OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_OBJECT_IDENTIFIER); 140 X509V3_conf_err(val); 141 return NULL; 142 } 143 pmap = POLICY_MAPPING_new(); 144 if (!pmap) { 145 sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free); 146 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE); 147 return NULL; 148 } 149 pmap->issuerDomainPolicy = obj1; 150 pmap->subjectDomainPolicy = obj2; 151 sk_POLICY_MAPPING_push(pmaps, pmap); 152 } 153 return pmaps; 154 } 155