crypto/x509v3/v3_info.c

   1 /* v3_info.c */
   2 /* Written by Dr Stephen N Henson (steve@openssl.org) 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_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
  67                                 AUTHORITY_INFO_ACCESS *ainfo,
  68                                                 STACK_OF(CONF_VALUE) *ret);
  69 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
  70                                  X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
  71
  72 const X509V3_EXT_METHOD v3_info =
  73 { NID_info_access, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
  74 0,0,0,0,
  75 0,0,
  76 (X509V3_EXT_I2V)i2v_AUTHORITY_INFO_ACCESS,
  77 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
  78 0,0,
  79 NULL};
  80
  81 const X509V3_EXT_METHOD v3_sinfo =
  82 { NID_sinfo_access, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
  83 0,0,0,0,
  84 0,0,
  85 (X509V3_EXT_I2V)i2v_AUTHORITY_INFO_ACCESS,
  86 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
  87 0,0,
  88 NULL};
  89
  90 ASN1_SEQUENCE(ACCESS_DESCRIPTION) = {
  91         ASN1_SIMPLE(ACCESS_DESCRIPTION, method, ASN1_OBJECT),
  92         ASN1_SIMPLE(ACCESS_DESCRIPTION, location, GENERAL_NAME)
  93 } ASN1_SEQUENCE_END(ACCESS_DESCRIPTION)
  94
  95 IMPLEMENT_ASN1_FUNCTIONS(ACCESS_DESCRIPTION)
  96
  97 ASN1_ITEM_TEMPLATE(AUTHORITY_INFO_ACCESS) =
  98         ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, ACCESS_DESCRIPTION)
  99 ASN1_ITEM_TEMPLATE_END(AUTHORITY_INFO_ACCESS)
 100
 101 IMPLEMENT_ASN1_FUNCTIONS(AUTHORITY_INFO_ACCESS)
 102
 103 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
 104                                 AUTHORITY_INFO_ACCESS *ainfo,
 105                                                 STACK_OF(CONF_VALUE) *ret)
 106 {
 107         ACCESS_DESCRIPTION *desc;
 108         int i,nlen;
 109         char objtmp[80], *ntmp;
 110         CONF_VALUE *vtmp;
 111         for(i = 0; i < sk_ACCESS_DESCRIPTION_num(ainfo); i++) {
 112                 desc = sk_ACCESS_DESCRIPTION_value(ainfo, i);
 113                 ret = i2v_GENERAL_NAME(method, desc->location, ret);
 114                 if(!ret) break;
 115                 vtmp = sk_CONF_VALUE_value(ret, i);
 116                 i2t_ASN1_OBJECT(objtmp, sizeof objtmp, desc->method);
 117                 nlen = strlen(objtmp) + strlen(vtmp->name) + 5;
 118                 ntmp = OPENSSL_malloc(nlen);
 119                 if(!ntmp) {
 120                         X509V3err(X509V3_F_I2V_AUTHORITY_INFO_ACCESS,
 121                                         ERR_R_MALLOC_FAILURE);
 122                         return NULL;
 123                 }
 124                 BUF_strlcpy(ntmp, objtmp, nlen);
 125                 BUF_strlcat(ntmp, " - ", nlen);
 126                 BUF_strlcat(ntmp, vtmp->name, nlen);
 127                 OPENSSL_free(vtmp->name);
 128                 vtmp->name = ntmp;
 129
 130         }
 131         if(!ret) return sk_CONF_VALUE_new_null();
 132         return ret;
 133 }
 134
 135 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
 136                                  X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
 137 {
 138         AUTHORITY_INFO_ACCESS *ainfo = NULL;
 139         CONF_VALUE *cnf, ctmp;
 140         ACCESS_DESCRIPTION *acc;
 141         int i, objlen;
 142         char *objtmp, *ptmp;
 143         if(!(ainfo = sk_ACCESS_DESCRIPTION_new_null())) {
 144                 X509V3err(X509V3_F_V2I_AUTHORITY_INFO_ACCESS,ERR_R_MALLOC_FAILURE);
 145                 return NULL;
 146         }
 147         for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
 148                 cnf = sk_CONF_VALUE_value(nval, i);
 149                 if(!(acc = ACCESS_DESCRIPTION_new())
 150                         || !sk_ACCESS_DESCRIPTION_push(ainfo, acc)) {
 151                         X509V3err(X509V3_F_V2I_AUTHORITY_INFO_ACCESS,ERR_R_MALLOC_FAILURE);
 152                         goto err;
 153                 }
 154                 ptmp = strchr(cnf->name, ';');
 155                 if(!ptmp) {
 156                         X509V3err(X509V3_F_V2I_AUTHORITY_INFO_ACCESS,X509V3_R_INVALID_SYNTAX);
 157                         goto err;
 158                 }
 159                 objlen = ptmp - cnf->name;
 160                 ctmp.name = ptmp + 1;
 161                 ctmp.value = cnf->value;
 162                 if(!v2i_GENERAL_NAME_ex(acc->location, method, ctx, &ctmp, 0))
 163                                                                  goto err;
 164                 if(!(objtmp = OPENSSL_malloc(objlen + 1))) {
 165                         X509V3err(X509V3_F_V2I_AUTHORITY_INFO_ACCESS,ERR_R_MALLOC_FAILURE);
 166                         goto err;
 167                 }
 168                 strncpy(objtmp, cnf->name, objlen);
 169                 objtmp[objlen] = 0;
 170                 acc->method = OBJ_txt2obj(objtmp, 0);
 171                 if(!acc->method) {
 172                         X509V3err(X509V3_F_V2I_AUTHORITY_INFO_ACCESS,X509V3_R_BAD_OBJECT);
 173                         ERR_add_error_data(2, "value=", objtmp);
 174                         OPENSSL_free(objtmp);
 175                         goto err;
 176                 }
 177                 OPENSSL_free(objtmp);
 178
 179         }
 180         return ainfo;
 181         err:
 182         sk_ACCESS_DESCRIPTION_pop_free(ainfo, ACCESS_DESCRIPTION_free);
 183         return NULL;
 184 }
 185
 186 int i2a_ACCESS_DESCRIPTION(BIO *bp, ACCESS_DESCRIPTION* a)
 187         {
 188         i2a_ASN1_OBJECT(bp, a->method);
 189 #ifdef UNDEF
 190         i2a_GENERAL_NAME(bp, a->location);
 191 #endif
 192         return 2;
 193         }