1 /* $OpenBSD: x_exten.c,v 1.21 2024/04/09 13:55:02 beck Exp $ */ 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3 * project 2000. 4 */ 5 /* ==================================================================== 6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 20 * 3. All advertising materials mentioning features or use of this 21 * software must display the following acknowledgment: 22 * "This product includes software developed by the OpenSSL Project 23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24 * 25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26 * endorse or promote products derived from this software without 27 * prior written permission. For written permission, please contact 28 * licensing@OpenSSL.org. 29 * 30 * 5. Products derived from this software may not be called "OpenSSL" 31 * nor may "OpenSSL" appear in their names without prior written 32 * permission of the OpenSSL Project. 33 * 34 * 6. Redistributions of any form whatsoever must retain the following 35 * acknowledgment: 36 * "This product includes software developed by the OpenSSL Project 37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38 * 39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50 * OF THE POSSIBILITY OF SUCH DAMAGE. 51 * ==================================================================== 52 * 53 * This product includes cryptographic software written by Eric Young 54 * (eay@cryptsoft.com). This product includes software written by Tim 55 * Hudson (tjh@cryptsoft.com). 56 * 57 */ 58 59 #include <stddef.h> 60 #include <openssl/x509.h> 61 #include <openssl/asn1.h> 62 #include <openssl/asn1t.h> 63 64 #include "x509_local.h" 65 66 static const ASN1_TEMPLATE X509_EXTENSION_seq_tt[] = { 67 { 68 .offset = offsetof(X509_EXTENSION, object), 69 .field_name = "object", 70 .item = &ASN1_OBJECT_it, 71 }, 72 { 73 .flags = ASN1_TFLG_OPTIONAL, 74 .offset = offsetof(X509_EXTENSION, critical), 75 .field_name = "critical", 76 .item = &ASN1_BOOLEAN_it, 77 }, 78 { 79 .offset = offsetof(X509_EXTENSION, value), 80 .field_name = "value", 81 .item = &ASN1_OCTET_STRING_it, 82 }, 83 }; 84 85 const ASN1_ITEM X509_EXTENSION_it = { 86 .itype = ASN1_ITYPE_SEQUENCE, 87 .utype = V_ASN1_SEQUENCE, 88 .templates = X509_EXTENSION_seq_tt, 89 .tcount = sizeof(X509_EXTENSION_seq_tt) / sizeof(ASN1_TEMPLATE), 90 .size = sizeof(X509_EXTENSION), 91 .sname = "X509_EXTENSION", 92 }; 93 94 static const ASN1_TEMPLATE X509_EXTENSIONS_item_tt = { 95 .flags = ASN1_TFLG_SEQUENCE_OF, 96 .tag = 0, 97 .offset = 0, 98 .field_name = "Extension", 99 .item = &X509_EXTENSION_it, 100 }; 101 102 const ASN1_ITEM X509_EXTENSIONS_it = { 103 .itype = ASN1_ITYPE_PRIMITIVE, 104 .utype = -1, 105 .templates = &X509_EXTENSIONS_item_tt, 106 .tcount = 0, 107 .funcs = NULL, 108 .size = 0, 109 .sname = "X509_EXTENSIONS", 110 }; 111 112 113 X509_EXTENSION * 114 d2i_X509_EXTENSION(X509_EXTENSION **a, const unsigned char **in, long len) 115 { 116 return (X509_EXTENSION *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, 117 &X509_EXTENSION_it); 118 } 119 LCRYPTO_ALIAS(d2i_X509_EXTENSION); 120 121 int 122 i2d_X509_EXTENSION(X509_EXTENSION *a, unsigned char **out) 123 { 124 return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_EXTENSION_it); 125 } 126 LCRYPTO_ALIAS(i2d_X509_EXTENSION); 127 128 X509_EXTENSION * 129 X509_EXTENSION_new(void) 130 { 131 return (X509_EXTENSION *)ASN1_item_new(&X509_EXTENSION_it); 132 } 133 LCRYPTO_ALIAS(X509_EXTENSION_new); 134 135 void 136 X509_EXTENSION_free(X509_EXTENSION *a) 137 { 138 ASN1_item_free((ASN1_VALUE *)a, &X509_EXTENSION_it); 139 } 140 LCRYPTO_ALIAS(X509_EXTENSION_free); 141 142 X509_EXTENSIONS * 143 d2i_X509_EXTENSIONS(X509_EXTENSIONS **a, const unsigned char **in, long len) 144 { 145 return (X509_EXTENSIONS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, 146 &X509_EXTENSIONS_it); 147 } 148 LCRYPTO_ALIAS(d2i_X509_EXTENSIONS); 149 150 int 151 i2d_X509_EXTENSIONS(X509_EXTENSIONS *a, unsigned char **out) 152 { 153 return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_EXTENSIONS_it); 154 } 155 LCRYPTO_ALIAS(i2d_X509_EXTENSIONS); 156 157 X509_EXTENSION * 158 X509_EXTENSION_dup(X509_EXTENSION *x) 159 { 160 return ASN1_item_dup(&X509_EXTENSION_it, x); 161 } 162 LCRYPTO_ALIAS(X509_EXTENSION_dup); 163