1/* v3_crld.c */ 2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL 3 * project 1999. 4 */ 5/* ==================================================================== 6 * Copyright (c) 1999 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 <stdio.h> 60#include "cryptlib.h" 61#include <openssl/conf.h> 62#include <openssl/asn1.h> 63#include <openssl/asn1t.h> 64#include <openssl/x509v3.h> 65 66static STACK_OF(CONF_VALUE) *i2v_crld(X509V3_EXT_METHOD *method, 67 STACK_OF(DIST_POINT) *crld, STACK_OF(CONF_VALUE) *extlist); 68static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method, 69 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval); 70 71const X509V3_EXT_METHOD v3_crld = { 72NID_crl_distribution_points, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(CRL_DIST_POINTS), 730,0,0,0, 740,0, 75(X509V3_EXT_I2V)i2v_crld, 76(X509V3_EXT_V2I)v2i_crld, 770,0, 78NULL 79}; 80 81static STACK_OF(CONF_VALUE) *i2v_crld(X509V3_EXT_METHOD *method, 82 STACK_OF(DIST_POINT) *crld, STACK_OF(CONF_VALUE) *exts) 83{ 84 DIST_POINT *point; 85 int i; 86 for(i = 0; i < sk_DIST_POINT_num(crld); i++) { 87 point = sk_DIST_POINT_value(crld, i); 88 if(point->distpoint) { 89 if(point->distpoint->type == 0) 90 exts = i2v_GENERAL_NAMES(NULL, 91 point->distpoint->name.fullname, exts); 92 else X509V3_add_value("RelativeName","<UNSUPPORTED>", &exts); 93 } 94 if(point->reasons) 95 X509V3_add_value("reasons","<UNSUPPORTED>", &exts); 96 if(point->CRLissuer) 97 X509V3_add_value("CRLissuer","<UNSUPPORTED>", &exts); 98 } 99 return exts; 100} 101 102static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method, 103 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval) 104{ 105 STACK_OF(DIST_POINT) *crld = NULL; 106 GENERAL_NAMES *gens = NULL; 107 GENERAL_NAME *gen = NULL; 108 CONF_VALUE *cnf; 109 int i; 110 if(!(crld = sk_DIST_POINT_new_null())) goto merr; 111 for(i = 0; i < sk_CONF_VALUE_num(nval); i++) { 112 DIST_POINT *point; 113 cnf = sk_CONF_VALUE_value(nval, i); 114 if(!(gen = v2i_GENERAL_NAME(method, ctx, cnf))) goto err; 115 if(!(gens = GENERAL_NAMES_new())) goto merr; 116 if(!sk_GENERAL_NAME_push(gens, gen)) goto merr; 117 gen = NULL; 118 if(!(point = DIST_POINT_new())) goto merr; 119 if(!sk_DIST_POINT_push(crld, point)) { 120 DIST_POINT_free(point); 121 goto merr; 122 } 123 if(!(point->distpoint = DIST_POINT_NAME_new())) goto merr; 124 point->distpoint->name.fullname = gens; 125 point->distpoint->type = 0; 126 gens = NULL; 127 } 128 return crld; 129 130 merr: 131 X509V3err(X509V3_F_V2I_CRLD,ERR_R_MALLOC_FAILURE); 132 err: 133 GENERAL_NAME_free(gen); 134 GENERAL_NAMES_free(gens); 135 sk_DIST_POINT_pop_free(crld, DIST_POINT_free); 136 return NULL; 137} 138 139IMPLEMENT_STACK_OF(DIST_POINT) 140IMPLEMENT_ASN1_SET_OF(DIST_POINT) 141 142 143ASN1_CHOICE(DIST_POINT_NAME) = { 144 ASN1_IMP_SEQUENCE_OF(DIST_POINT_NAME, name.fullname, GENERAL_NAME, 0), 145 ASN1_IMP_SET_OF(DIST_POINT_NAME, name.relativename, X509_NAME_ENTRY, 1) 146} ASN1_CHOICE_END(DIST_POINT_NAME) 147 148IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT_NAME) 149 150ASN1_SEQUENCE(DIST_POINT) = { 151 ASN1_EXP_OPT(DIST_POINT, distpoint, DIST_POINT_NAME, 0), 152 ASN1_IMP_OPT(DIST_POINT, reasons, ASN1_BIT_STRING, 1), 153 ASN1_IMP_SEQUENCE_OF_OPT(DIST_POINT, CRLissuer, GENERAL_NAME, 2) 154} ASN1_SEQUENCE_END(DIST_POINT) 155 156IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT) 157 158ASN1_ITEM_TEMPLATE(CRL_DIST_POINTS) = 159 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CRLDistributionPoints, DIST_POINT) 160ASN1_ITEM_TEMPLATE_END(CRL_DIST_POINTS) 161 162IMPLEMENT_ASN1_FUNCTIONS(CRL_DIST_POINTS) 163