crypto/openssl-0.9.7d/crypto/x509v3/v3_crld.c

   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
  66 static STACK_OF(CONF_VALUE) *i2v_crld(X509V3_EXT_METHOD *method,
  67                 STACK_OF(DIST_POINT) *crld, STACK_OF(CONF_VALUE) *extlist);
  68 static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method,
  69                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
  70
  71 X509V3_EXT_METHOD v3_crld = {
  72 NID_crl_distribution_points, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(CRL_DIST_POINTS),
  73 0,0,0,0,
  74 0,0,
  75 (X509V3_EXT_I2V)i2v_crld,
  76 (X509V3_EXT_V2I)v2i_crld,
  77 0,0,
  78 NULL
  79 };
  80
  81 static 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
 102 static 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
 139 IMPLEMENT_STACK_OF(DIST_POINT)
 140 IMPLEMENT_ASN1_SET_OF(DIST_POINT)
 141
 142
 143 ASN1_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
 148 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT_NAME)
 149
 150 ASN1_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
 156 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT)
 157
 158 ASN1_ITEM_TEMPLATE(CRL_DIST_POINTS) =
 159         ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CRLDistributionPoints, DIST_POINT)
 160 ASN1_ITEM_TEMPLATE_END(CRL_DIST_POINTS)
 161
 162 IMPLEMENT_ASN1_FUNCTIONS(CRL_DIST_POINTS)