crypto/x509v3/v3_info.c

   1 /* v3_info.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/asn1_mac.h>
  64 #include <openssl/x509v3.h>
  65
  66 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
  67                                 STACK_OF(ACCESS_DESCRIPTION) *ainfo,
  68                                                 STACK_OF(CONF_VALUE) *ret);
  69 static STACK_OF(ACCESS_DESCRIPTION) *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
  70                                  X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
  71
  72 X509V3_EXT_METHOD v3_info =
  73 { NID_info_access, X509V3_EXT_MULTILINE,
  74 (X509V3_EXT_NEW)AUTHORITY_INFO_ACCESS_new,
  75 (X509V3_EXT_FREE)AUTHORITY_INFO_ACCESS_free,
  76 (X509V3_EXT_D2I)d2i_AUTHORITY_INFO_ACCESS,
  77 (X509V3_EXT_I2D)i2d_AUTHORITY_INFO_ACCESS,
  78 NULL, NULL,
  79 (X509V3_EXT_I2V)i2v_AUTHORITY_INFO_ACCESS,
  80 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
  81 NULL, NULL, NULL};
  82
  83 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
  84                                 STACK_OF(ACCESS_DESCRIPTION) *ainfo,
  85                                                 STACK_OF(CONF_VALUE) *ret)
  86 {
  87         ACCESS_DESCRIPTION *desc;
  88         int i;
  89         char objtmp[80], *ntmp;
  90         CONF_VALUE *vtmp;
  91         for(i = 0; i < sk_ACCESS_DESCRIPTION_num(ainfo); i++) {
  92                 desc = sk_ACCESS_DESCRIPTION_value(ainfo, i);
  93                 ret = i2v_GENERAL_NAME(method, desc->location, ret);
  94                 if(!ret) break;
  95                 vtmp = sk_CONF_VALUE_value(ret, i);
  96                 i2t_ASN1_OBJECT(objtmp, 80, desc->method);
  97                 ntmp = Malloc(strlen(objtmp) + strlen(vtmp->name) + 5);
  98                 if(!ntmp) {
  99                         X509V3err(X509V3_F_I2V_AUTHORITY_INFO_ACCESS,
 100                                         ERR_R_MALLOC_FAILURE);
 101                         return NULL;
 102                 }
 103                 strcpy(ntmp, objtmp);
 104                 strcat(ntmp, " - ");
 105                 strcat(ntmp, vtmp->name);
 106                 Free(vtmp->name);
 107                 vtmp->name = ntmp;
 108
 109         }
 110         if(!ret) return sk_CONF_VALUE_new_null();
 111         return ret;
 112 }
 113
 114 static STACK_OF(ACCESS_DESCRIPTION) *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
 115                                  X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
 116 {
 117         STACK_OF(ACCESS_DESCRIPTION) *ainfo = NULL;
 118         CONF_VALUE *cnf, ctmp;
 119         ACCESS_DESCRIPTION *acc;
 120         int i, objlen;
 121         char *objtmp, *ptmp;
 122         if(!(ainfo = sk_ACCESS_DESCRIPTION_new(NULL))) {
 123                 X509V3err(X509V3_F_V2I_ACCESS_DESCRIPTION,ERR_R_MALLOC_FAILURE);
 124                 return NULL;
 125         }
 126         for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
 127                 cnf = sk_CONF_VALUE_value(nval, i);
 128                 if(!(acc = ACCESS_DESCRIPTION_new())
 129                         || !sk_ACCESS_DESCRIPTION_push(ainfo, acc)) {
 130                         X509V3err(X509V3_F_V2I_ACCESS_DESCRIPTION,ERR_R_MALLOC_FAILURE);
 131                         goto err;
 132                 }
 133                 ptmp = strchr(cnf->name, ';');
 134                 if(!ptmp) {
 135                         X509V3err(X509V3_F_V2I_ACCESS_DESCRIPTION,X509V3_R_INVALID_SYNTAX);
 136                         goto err;
 137                 }
 138                 objlen = ptmp - cnf->name;
 139                 ctmp.name = ptmp + 1;
 140                 ctmp.value = cnf->value;
 141                 if(!(acc->location = v2i_GENERAL_NAME(method, ctx, &ctmp)))
 142                                                                  goto err;
 143                 if(!(objtmp = Malloc(objlen + 1))) {
 144                         X509V3err(X509V3_F_V2I_ACCESS_DESCRIPTION,ERR_R_MALLOC_FAILURE);
 145                         goto err;
 146                 }
 147                 strncpy(objtmp, cnf->name, objlen);
 148                 objtmp[objlen] = 0;
 149                 acc->method = OBJ_txt2obj(objtmp, 0);
 150                 if(!acc->method) {
 151                         X509V3err(X509V3_F_V2I_ACCESS_DESCRIPTION,X509V3_R_BAD_OBJECT);
 152                         ERR_add_error_data(2, "value=", objtmp);
 153                         Free(objtmp);
 154                         goto err;
 155                 }
 156                 Free(objtmp);
 157
 158         }
 159         return ainfo;
 160         err:
 161         sk_ACCESS_DESCRIPTION_pop_free(ainfo, ACCESS_DESCRIPTION_free);
 162         return NULL;
 163 }
 164
 165 int i2d_ACCESS_DESCRIPTION(ACCESS_DESCRIPTION *a, unsigned char **pp)
 166 {
 167         M_ASN1_I2D_vars(a);
 168
 169         M_ASN1_I2D_len(a->method, i2d_ASN1_OBJECT);
 170         M_ASN1_I2D_len(a->location, i2d_GENERAL_NAME);
 171
 172         M_ASN1_I2D_seq_total();
 173
 174         M_ASN1_I2D_put(a->method, i2d_ASN1_OBJECT);
 175         M_ASN1_I2D_put(a->location, i2d_GENERAL_NAME);
 176
 177         M_ASN1_I2D_finish();
 178 }
 179
 180 ACCESS_DESCRIPTION *ACCESS_DESCRIPTION_new(void)
 181 {
 182         ACCESS_DESCRIPTION *ret=NULL;
 183         ASN1_CTX c;
 184         M_ASN1_New_Malloc(ret, ACCESS_DESCRIPTION);
 185         ret->method = OBJ_nid2obj(NID_undef);
 186         ret->location = NULL;
 187         return (ret);
 188         M_ASN1_New_Error(ASN1_F_ACCESS_DESCRIPTION_NEW);
 189 }
 190
 191 ACCESS_DESCRIPTION *d2i_ACCESS_DESCRIPTION(ACCESS_DESCRIPTION **a, unsigned char **pp,
 192              long length)
 193 {
 194         M_ASN1_D2I_vars(a,ACCESS_DESCRIPTION *,ACCESS_DESCRIPTION_new);
 195         M_ASN1_D2I_Init();
 196         M_ASN1_D2I_start_sequence();
 197         M_ASN1_D2I_get(ret->method, d2i_ASN1_OBJECT);
 198         M_ASN1_D2I_get(ret->location, d2i_GENERAL_NAME);
 199         M_ASN1_D2I_Finish(a, ACCESS_DESCRIPTION_free, ASN1_F_D2I_ACCESS_DESCRIPTION);
 200 }
 201
 202 void ACCESS_DESCRIPTION_free(ACCESS_DESCRIPTION *a)
 203 {
 204         if (a == NULL) return;
 205         ASN1_OBJECT_free(a->method);
 206         GENERAL_NAME_free(a->location);
 207         Free (a);
 208 }
 209
 210 STACK_OF(ACCESS_DESCRIPTION) *AUTHORITY_INFO_ACCESS_new(void)
 211 {
 212         return sk_ACCESS_DESCRIPTION_new(NULL);
 213 }
 214
 215 void AUTHORITY_INFO_ACCESS_free(STACK_OF(ACCESS_DESCRIPTION) *a)
 216 {
 217         sk_ACCESS_DESCRIPTION_pop_free(a, ACCESS_DESCRIPTION_free);
 218 }
 219
 220 STACK_OF(ACCESS_DESCRIPTION) *d2i_AUTHORITY_INFO_ACCESS(STACK_OF(ACCESS_DESCRIPTION) **a,
 221                                          unsigned char **pp, long length)
 222 {
 223 return d2i_ASN1_SET_OF_ACCESS_DESCRIPTION(a, pp, length, d2i_ACCESS_DESCRIPTION,
 224                          ACCESS_DESCRIPTION_free, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL);
 225 }
 226
 227 int i2d_AUTHORITY_INFO_ACCESS(STACK_OF(ACCESS_DESCRIPTION) *a, unsigned char **pp)
 228 {
 229 return i2d_ASN1_SET_OF_ACCESS_DESCRIPTION(a, pp, i2d_ACCESS_DESCRIPTION, V_ASN1_SEQUENCE,
 230                                                  V_ASN1_UNIVERSAL, IS_SEQUENCE);
 231 }
 232
 233 IMPLEMENT_STACK_OF(ACCESS_DESCRIPTION)
 234 IMPLEMENT_ASN1_SET_OF(ACCESS_DESCRIPTION)
 235
 236