Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 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 | } |