src/third_party/boringssl/src/crypto/x509v3/v3_pmaps.c

   1 /* v3_pmaps.c */
   2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
   3  * project.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 2003 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 #include <stdio.h>
  59
  60 #include <openssl/asn1t.h>
  61 #include <openssl/conf.h>
  62 #include <openssl/err.h>
  63 #include <openssl/obj.h>
  64 #include <openssl/x509v3.h>
  65
  66
  67 static void *v2i_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method,
  68                                  X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
  69 static STACK_OF(CONF_VALUE) *
  70 i2v_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method, void *pmps,
  71                     STACK_OF(CONF_VALUE) *extlist);
  72
  73 const X509V3_EXT_METHOD v3_policy_mappings = {
  74         NID_policy_mappings, 0,
  75         ASN1_ITEM_ref(POLICY_MAPPINGS),
  76         0,0,0,0,
  77         0,0,
  78         i2v_POLICY_MAPPINGS,
  79         v2i_POLICY_MAPPINGS,
  80         0,0,
  81         NULL
  82 };
  83
  84 ASN1_SEQUENCE(POLICY_MAPPING) = {
  85         ASN1_SIMPLE(POLICY_MAPPING, issuerDomainPolicy, ASN1_OBJECT),
  86         ASN1_SIMPLE(POLICY_MAPPING, subjectDomainPolicy, ASN1_OBJECT)
  87 } ASN1_SEQUENCE_END(POLICY_MAPPING)
  88
  89 ASN1_ITEM_TEMPLATE(POLICY_MAPPINGS) =
  90         ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, POLICY_MAPPINGS,
  91                                                                 POLICY_MAPPING)
  92 ASN1_ITEM_TEMPLATE_END(POLICY_MAPPINGS)
  93
  94 IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING)
  95
  96
  97 static STACK_OF(CONF_VALUE) *
  98 i2v_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method, void *a,
  99                     STACK_OF(CONF_VALUE) *ext_list)
 100 {
 101         POLICY_MAPPINGS *pmaps = a;
 102         POLICY_MAPPING *pmap;
 103         size_t i;
 104         char obj_tmp1[80];
 105         char obj_tmp2[80];
 106         for(i = 0; i < sk_POLICY_MAPPING_num(pmaps); i++) {
 107                 pmap = sk_POLICY_MAPPING_value(pmaps, i);
 108                 i2t_ASN1_OBJECT(obj_tmp1, 80, pmap->issuerDomainPolicy);
 109                 i2t_ASN1_OBJECT(obj_tmp2, 80, pmap->subjectDomainPolicy);
 110                 X509V3_add_value(obj_tmp1, obj_tmp2, &ext_list);
 111         }
 112         return ext_list;
 113 }
 114
 115 static void *v2i_POLICY_MAPPINGS(const X509V3_EXT_METHOD *method,
 116                                  X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
 117 {
 118         POLICY_MAPPINGS *pmaps;
 119         POLICY_MAPPING *pmap;
 120         ASN1_OBJECT *obj1, *obj2;
 121         CONF_VALUE *val;
 122         size_t i;
 123
 124         if(!(pmaps = sk_POLICY_MAPPING_new_null())) {
 125                 OPENSSL_PUT_ERROR(X509V3, v2i_POLICY_MAPPINGS, ERR_R_MALLOC_FAILURE);
 126                 return NULL;
 127         }
 128
 129         for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
 130                 val = sk_CONF_VALUE_value(nval, i);
 131                 if(!val->value || !val->name) {
 132                         sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
 133                         OPENSSL_PUT_ERROR(X509V3, v2i_POLICY_MAPPINGS, X509V3_R_INVALID_OBJECT_IDENTIFIER);
 134                         X509V3_conf_err(val);
 135                         return NULL;
 136                 }
 137                 obj1 = OBJ_txt2obj(val->name, 0);
 138                 obj2 = OBJ_txt2obj(val->value, 0);
 139                 if(!obj1 || !obj2) {
 140                         sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
 141                         OPENSSL_PUT_ERROR(X509V3, v2i_POLICY_MAPPINGS, X509V3_R_INVALID_OBJECT_IDENTIFIER);
 142                         X509V3_conf_err(val);
 143                         return NULL;
 144                 }
 145                 pmap = POLICY_MAPPING_new();
 146                 if (!pmap) {
 147                         sk_POLICY_MAPPING_pop_free(pmaps, POLICY_MAPPING_free);
 148                         OPENSSL_PUT_ERROR(X509V3, v2i_POLICY_MAPPINGS, ERR_R_MALLOC_FAILURE);
 149                         return NULL;
 150                 }
 151                 pmap->issuerDomainPolicy = obj1;
 152                 pmap->subjectDomainPolicy = obj2;
 153                 sk_POLICY_MAPPING_push(pmaps, pmap);
 154         }
 155         return pmaps;
 156 }