1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/ssl/libcrypto/src/crypto/x509/x509_v3.c Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,274 @@
1.4 +/* crypto/x509/x509_v3.c */
1.5 +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
1.6 + * All rights reserved.
1.7 + *
1.8 + * This package is an SSL implementation written
1.9 + * by Eric Young (eay@cryptsoft.com).
1.10 + * The implementation was written so as to conform with Netscapes SSL.
1.11 + *
1.12 + * This library is free for commercial and non-commercial use as long as
1.13 + * the following conditions are aheared to. The following conditions
1.14 + * apply to all code found in this distribution, be it the RC4, RSA,
1.15 + * lhash, DES, etc., code; not just the SSL code. The SSL documentation
1.16 + * included with this distribution is covered by the same copyright terms
1.17 + * except that the holder is Tim Hudson (tjh@cryptsoft.com).
1.18 + *
1.19 + * Copyright remains Eric Young's, and as such any Copyright notices in
1.20 + * the code are not to be removed.
1.21 + * If this package is used in a product, Eric Young should be given attribution
1.22 + * as the author of the parts of the library used.
1.23 + * This can be in the form of a textual message at program startup or
1.24 + * in documentation (online or textual) provided with the package.
1.25 + *
1.26 + * Redistribution and use in source and binary forms, with or without
1.27 + * modification, are permitted provided that the following conditions
1.28 + * are met:
1.29 + * 1. Redistributions of source code must retain the copyright
1.30 + * notice, this list of conditions and the following disclaimer.
1.31 + * 2. Redistributions in binary form must reproduce the above copyright
1.32 + * notice, this list of conditions and the following disclaimer in the
1.33 + * documentation and/or other materials provided with the distribution.
1.34 + * 3. All advertising materials mentioning features or use of this software
1.35 + * must display the following acknowledgement:
1.36 + * "This product includes cryptographic software written by
1.37 + * Eric Young (eay@cryptsoft.com)"
1.38 + * The word 'cryptographic' can be left out if the rouines from the library
1.39 + * being used are not cryptographic related :-).
1.40 + * 4. If you include any Windows specific code (or a derivative thereof) from
1.41 + * the apps directory (application code) you must include an acknowledgement:
1.42 + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
1.43 + *
1.44 + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
1.45 + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.46 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.47 + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1.48 + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.49 + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.50 + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.51 + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.52 + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.53 + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.54 + * SUCH DAMAGE.
1.55 + *
1.56 + * The licence and distribution terms for any publically available version or
1.57 + * derivative of this code cannot be changed. i.e. this code cannot simply be
1.58 + * copied and put under another distribution licence
1.59 + * [including the GNU Public Licence.]
1.60 + */
1.61 +
1.62 +#include <stdio.h>
1.63 +#include <openssl/stack.h>
1.64 +#include "cryptlib.h"
1.65 +#include <openssl/asn1.h>
1.66 +#include <openssl/objects.h>
1.67 +#include <openssl/evp.h>
1.68 +#include <openssl/x509.h>
1.69 +#include <openssl/x509v3.h>
1.70 +
1.71 +EXPORT_C int X509v3_get_ext_count(const STACK_OF(X509_EXTENSION) *x)
1.72 + {
1.73 + if (x == NULL) return(0);
1.74 + return(sk_X509_EXTENSION_num(x));
1.75 + }
1.76 +
1.77 +EXPORT_C int X509v3_get_ext_by_NID(const STACK_OF(X509_EXTENSION) *x, int nid,
1.78 + int lastpos)
1.79 + {
1.80 + ASN1_OBJECT *obj;
1.81 +
1.82 + obj=OBJ_nid2obj(nid);
1.83 + if (obj == NULL) return(-2);
1.84 + return(X509v3_get_ext_by_OBJ(x,obj,lastpos));
1.85 + }
1.86 +
1.87 +EXPORT_C int X509v3_get_ext_by_OBJ(const STACK_OF(X509_EXTENSION) *sk, ASN1_OBJECT *obj,
1.88 + int lastpos)
1.89 + {
1.90 + int n;
1.91 + X509_EXTENSION *ex;
1.92 +
1.93 + if (sk == NULL) return(-1);
1.94 + lastpos++;
1.95 + if (lastpos < 0)
1.96 + lastpos=0;
1.97 + n=sk_X509_EXTENSION_num(sk);
1.98 + for ( ; lastpos < n; lastpos++)
1.99 + {
1.100 + ex=sk_X509_EXTENSION_value(sk,lastpos);
1.101 + if (OBJ_cmp(ex->object,obj) == 0)
1.102 + return(lastpos);
1.103 + }
1.104 + return(-1);
1.105 + }
1.106 +
1.107 +EXPORT_C int X509v3_get_ext_by_critical(const STACK_OF(X509_EXTENSION) *sk, int crit,
1.108 + int lastpos)
1.109 + {
1.110 + int n;
1.111 + X509_EXTENSION *ex;
1.112 +
1.113 + if (sk == NULL) return(-1);
1.114 + lastpos++;
1.115 + if (lastpos < 0)
1.116 + lastpos=0;
1.117 + n=sk_X509_EXTENSION_num(sk);
1.118 + for ( ; lastpos < n; lastpos++)
1.119 + {
1.120 + ex=sk_X509_EXTENSION_value(sk,lastpos);
1.121 + if ( ((ex->critical > 0) && crit) ||
1.122 + ((ex->critical <= 0) && !crit))
1.123 + return(lastpos);
1.124 + }
1.125 + return(-1);
1.126 + }
1.127 +
1.128 +EXPORT_C X509_EXTENSION *X509v3_get_ext(const STACK_OF(X509_EXTENSION) *x, int loc)
1.129 + {
1.130 + if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
1.131 + return NULL;
1.132 + else
1.133 + return sk_X509_EXTENSION_value(x,loc);
1.134 + }
1.135 +
1.136 +EXPORT_C X509_EXTENSION *X509v3_delete_ext(STACK_OF(X509_EXTENSION) *x, int loc)
1.137 + {
1.138 + X509_EXTENSION *ret;
1.139 +
1.140 + if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
1.141 + return(NULL);
1.142 + ret=sk_X509_EXTENSION_delete(x,loc);
1.143 + return(ret);
1.144 + }
1.145 +
1.146 +EXPORT_C STACK_OF(X509_EXTENSION) *X509v3_add_ext(STACK_OF(X509_EXTENSION) **x,
1.147 + X509_EXTENSION *ex, int loc)
1.148 + {
1.149 + X509_EXTENSION *new_ex=NULL;
1.150 + int n;
1.151 + STACK_OF(X509_EXTENSION) *sk=NULL;
1.152 +
1.153 + if (x == NULL)
1.154 + {
1.155 + X509err(X509_F_X509V3_ADD_EXT,ERR_R_PASSED_NULL_PARAMETER);
1.156 + goto err2;
1.157 + }
1.158 +
1.159 + if (*x == NULL)
1.160 + {
1.161 + if ((sk=sk_X509_EXTENSION_new_null()) == NULL)
1.162 + goto err;
1.163 + }
1.164 + else
1.165 + sk= *x;
1.166 +
1.167 + n=sk_X509_EXTENSION_num(sk);
1.168 + if (loc > n) loc=n;
1.169 + else if (loc < 0) loc=n;
1.170 +
1.171 + if ((new_ex=X509_EXTENSION_dup(ex)) == NULL)
1.172 + goto err2;
1.173 + if (!sk_X509_EXTENSION_insert(sk,new_ex,loc))
1.174 + goto err;
1.175 + if (*x == NULL)
1.176 + *x=sk;
1.177 + return(sk);
1.178 +err:
1.179 + X509err(X509_F_X509V3_ADD_EXT,ERR_R_MALLOC_FAILURE);
1.180 +err2:
1.181 + if (new_ex != NULL) X509_EXTENSION_free(new_ex);
1.182 + if (sk != NULL) sk_X509_EXTENSION_free(sk);
1.183 + return(NULL);
1.184 + }
1.185 +
1.186 +EXPORT_C X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex, int nid,
1.187 + int crit, ASN1_OCTET_STRING *data)
1.188 + {
1.189 + ASN1_OBJECT *obj;
1.190 + X509_EXTENSION *ret;
1.191 +
1.192 + obj=OBJ_nid2obj(nid);
1.193 + if (obj == NULL)
1.194 + {
1.195 + X509err(X509_F_X509_EXTENSION_CREATE_BY_NID,X509_R_UNKNOWN_NID);
1.196 + return(NULL);
1.197 + }
1.198 + ret=X509_EXTENSION_create_by_OBJ(ex,obj,crit,data);
1.199 + if (ret == NULL) ASN1_OBJECT_free(obj);
1.200 + return(ret);
1.201 + }
1.202 +
1.203 +EXPORT_C X509_EXTENSION *X509_EXTENSION_create_by_OBJ(X509_EXTENSION **ex,
1.204 + ASN1_OBJECT *obj, int crit, ASN1_OCTET_STRING *data)
1.205 + {
1.206 + X509_EXTENSION *ret;
1.207 +
1.208 + if ((ex == NULL) || (*ex == NULL))
1.209 + {
1.210 + if ((ret=X509_EXTENSION_new()) == NULL)
1.211 + {
1.212 + X509err(X509_F_X509_EXTENSION_CREATE_BY_OBJ,ERR_R_MALLOC_FAILURE);
1.213 + return(NULL);
1.214 + }
1.215 + }
1.216 + else
1.217 + ret= *ex;
1.218 +
1.219 + if (!X509_EXTENSION_set_object(ret,obj))
1.220 + goto err;
1.221 + if (!X509_EXTENSION_set_critical(ret,crit))
1.222 + goto err;
1.223 + if (!X509_EXTENSION_set_data(ret,data))
1.224 + goto err;
1.225 +
1.226 + if ((ex != NULL) && (*ex == NULL)) *ex=ret;
1.227 + return(ret);
1.228 +err:
1.229 + if ((ex == NULL) || (ret != *ex))
1.230 + X509_EXTENSION_free(ret);
1.231 + return(NULL);
1.232 + }
1.233 +
1.234 +EXPORT_C int X509_EXTENSION_set_object(X509_EXTENSION *ex, ASN1_OBJECT *obj)
1.235 + {
1.236 + if ((ex == NULL) || (obj == NULL))
1.237 + return(0);
1.238 + ASN1_OBJECT_free(ex->object);
1.239 + ex->object=OBJ_dup(obj);
1.240 + return(1);
1.241 + }
1.242 +
1.243 +EXPORT_C int X509_EXTENSION_set_critical(X509_EXTENSION *ex, int crit)
1.244 + {
1.245 + if (ex == NULL) return(0);
1.246 + ex->critical=(crit)?0xFF:-1;
1.247 + return(1);
1.248 + }
1.249 +
1.250 +EXPORT_C int X509_EXTENSION_set_data(X509_EXTENSION *ex, ASN1_OCTET_STRING *data)
1.251 + {
1.252 + int i;
1.253 +
1.254 + if (ex == NULL) return(0);
1.255 + i=M_ASN1_OCTET_STRING_set(ex->value,data->data,data->length);
1.256 + if (!i) return(0);
1.257 + return(1);
1.258 + }
1.259 +
1.260 +EXPORT_C ASN1_OBJECT *X509_EXTENSION_get_object(X509_EXTENSION *ex)
1.261 + {
1.262 + if (ex == NULL) return(NULL);
1.263 + return(ex->object);
1.264 + }
1.265 +
1.266 +EXPORT_C ASN1_OCTET_STRING *X509_EXTENSION_get_data(X509_EXTENSION *ex)
1.267 + {
1.268 + if (ex == NULL) return(NULL);
1.269 + return(ex->value);
1.270 + }
1.271 +
1.272 +EXPORT_C int X509_EXTENSION_get_critical(X509_EXTENSION *ex)
1.273 + {
1.274 + if (ex == NULL) return(0);
1.275 + if(ex->critical > 0) return 1;
1.276 + return 0;
1.277 + }