1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/ssl/libcrypto/src/crypto/x509/x509_att.c Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,332 @@
1.4 +/* crypto/x509/x509_att.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 X509at_get_attr_count(const STACK_OF(X509_ATTRIBUTE) *x)
1.72 +{
1.73 + if (!x) return 0;
1.74 + return(sk_X509_ATTRIBUTE_num(x));
1.75 +}
1.76 +
1.77 +EXPORT_C int X509at_get_attr_by_NID(const STACK_OF(X509_ATTRIBUTE) *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(X509at_get_attr_by_OBJ(x,obj,lastpos));
1.85 +}
1.86 +
1.87 +EXPORT_C int X509at_get_attr_by_OBJ(const STACK_OF(X509_ATTRIBUTE) *sk, ASN1_OBJECT *obj,
1.88 + int lastpos)
1.89 +{
1.90 + int n;
1.91 + X509_ATTRIBUTE *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_ATTRIBUTE_num(sk);
1.98 + for ( ; lastpos < n; lastpos++)
1.99 + {
1.100 + ex=sk_X509_ATTRIBUTE_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 X509_ATTRIBUTE *X509at_get_attr(const STACK_OF(X509_ATTRIBUTE) *x, int loc)
1.108 +{
1.109 + if (x == NULL || sk_X509_ATTRIBUTE_num(x) <= loc || loc < 0)
1.110 + return NULL;
1.111 + else
1.112 + return sk_X509_ATTRIBUTE_value(x,loc);
1.113 +}
1.114 +
1.115 +EXPORT_C X509_ATTRIBUTE *X509at_delete_attr(STACK_OF(X509_ATTRIBUTE) *x, int loc)
1.116 +{
1.117 + X509_ATTRIBUTE *ret;
1.118 +
1.119 + if (x == NULL || sk_X509_ATTRIBUTE_num(x) <= loc || loc < 0)
1.120 + return(NULL);
1.121 + ret=sk_X509_ATTRIBUTE_delete(x,loc);
1.122 + return(ret);
1.123 +}
1.124 +
1.125 +EXPORT_C STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr(STACK_OF(X509_ATTRIBUTE) **x,
1.126 + X509_ATTRIBUTE *attr)
1.127 +{
1.128 + X509_ATTRIBUTE *new_attr=NULL;
1.129 + STACK_OF(X509_ATTRIBUTE) *sk=NULL;
1.130 +
1.131 + if (x == NULL)
1.132 + {
1.133 + X509err(X509_F_X509AT_ADD1_ATTR, ERR_R_PASSED_NULL_PARAMETER);
1.134 + goto err2;
1.135 + }
1.136 +
1.137 + if (*x == NULL)
1.138 + {
1.139 + if ((sk=sk_X509_ATTRIBUTE_new_null()) == NULL)
1.140 + goto err;
1.141 + }
1.142 + else
1.143 + sk= *x;
1.144 +
1.145 + if ((new_attr=X509_ATTRIBUTE_dup(attr)) == NULL)
1.146 + goto err2;
1.147 + if (!sk_X509_ATTRIBUTE_push(sk,new_attr))
1.148 + goto err;
1.149 + if (*x == NULL)
1.150 + *x=sk;
1.151 + return(sk);
1.152 +err:
1.153 + X509err(X509_F_X509AT_ADD1_ATTR,ERR_R_MALLOC_FAILURE);
1.154 +err2:
1.155 + if (new_attr != NULL) X509_ATTRIBUTE_free(new_attr);
1.156 + if (sk != NULL) sk_X509_ATTRIBUTE_free(sk);
1.157 + return(NULL);
1.158 +}
1.159 +
1.160 +EXPORT_C STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_OBJ(STACK_OF(X509_ATTRIBUTE) **x,
1.161 + const ASN1_OBJECT *obj, int type,
1.162 + const unsigned char *bytes, int len)
1.163 +{
1.164 + X509_ATTRIBUTE *attr;
1.165 + STACK_OF(X509_ATTRIBUTE) *ret;
1.166 + attr = X509_ATTRIBUTE_create_by_OBJ(NULL, obj, type, bytes, len);
1.167 + if(!attr) return 0;
1.168 + ret = X509at_add1_attr(x, attr);
1.169 + X509_ATTRIBUTE_free(attr);
1.170 + return ret;
1.171 +}
1.172 +
1.173 +EXPORT_C STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_NID(STACK_OF(X509_ATTRIBUTE) **x,
1.174 + int nid, int type,
1.175 + const unsigned char *bytes, int len)
1.176 +{
1.177 + X509_ATTRIBUTE *attr;
1.178 + STACK_OF(X509_ATTRIBUTE) *ret;
1.179 + attr = X509_ATTRIBUTE_create_by_NID(NULL, nid, type, bytes, len);
1.180 + if(!attr) return 0;
1.181 + ret = X509at_add1_attr(x, attr);
1.182 + X509_ATTRIBUTE_free(attr);
1.183 + return ret;
1.184 +}
1.185 +
1.186 +EXPORT_C STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_txt(STACK_OF(X509_ATTRIBUTE) **x,
1.187 + const char *attrname, int type,
1.188 + const unsigned char *bytes, int len)
1.189 +{
1.190 + X509_ATTRIBUTE *attr;
1.191 + STACK_OF(X509_ATTRIBUTE) *ret;
1.192 + attr = X509_ATTRIBUTE_create_by_txt(NULL, attrname, type, bytes, len);
1.193 + if(!attr) return 0;
1.194 + ret = X509at_add1_attr(x, attr);
1.195 + X509_ATTRIBUTE_free(attr);
1.196 + return ret;
1.197 +}
1.198 +
1.199 +EXPORT_C X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_NID(X509_ATTRIBUTE **attr, int nid,
1.200 + int atrtype, const void *data, int len)
1.201 +{
1.202 + ASN1_OBJECT *obj;
1.203 + X509_ATTRIBUTE *ret;
1.204 +
1.205 + obj=OBJ_nid2obj(nid);
1.206 + if (obj == NULL)
1.207 + {
1.208 + X509err(X509_F_X509_ATTRIBUTE_CREATE_BY_NID,X509_R_UNKNOWN_NID);
1.209 + return(NULL);
1.210 + }
1.211 + ret=X509_ATTRIBUTE_create_by_OBJ(attr,obj,atrtype,data,len);
1.212 + if (ret == NULL) ASN1_OBJECT_free(obj);
1.213 + return(ret);
1.214 +}
1.215 +
1.216 +EXPORT_C X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_OBJ(X509_ATTRIBUTE **attr,
1.217 + const ASN1_OBJECT *obj, int atrtype, const void *data, int len)
1.218 +{
1.219 + X509_ATTRIBUTE *ret;
1.220 +
1.221 + if ((attr == NULL) || (*attr == NULL))
1.222 + {
1.223 + if ((ret=X509_ATTRIBUTE_new()) == NULL)
1.224 + {
1.225 + X509err(X509_F_X509_ATTRIBUTE_CREATE_BY_OBJ,ERR_R_MALLOC_FAILURE);
1.226 + return(NULL);
1.227 + }
1.228 + }
1.229 + else
1.230 + ret= *attr;
1.231 +
1.232 + if (!X509_ATTRIBUTE_set1_object(ret,obj))
1.233 + goto err;
1.234 + if (!X509_ATTRIBUTE_set1_data(ret,atrtype,data,len))
1.235 + goto err;
1.236 +
1.237 + if ((attr != NULL) && (*attr == NULL)) *attr=ret;
1.238 + return(ret);
1.239 +err:
1.240 + if ((attr == NULL) || (ret != *attr))
1.241 + X509_ATTRIBUTE_free(ret);
1.242 + return(NULL);
1.243 +}
1.244 +
1.245 +EXPORT_C X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_txt(X509_ATTRIBUTE **attr,
1.246 + const char *atrname, int type, const unsigned char *bytes, int len)
1.247 + {
1.248 + ASN1_OBJECT *obj;
1.249 + X509_ATTRIBUTE *nattr;
1.250 +
1.251 + obj=OBJ_txt2obj(atrname, 0);
1.252 + if (obj == NULL)
1.253 + {
1.254 + X509err(X509_F_X509_ATTRIBUTE_CREATE_BY_TXT,
1.255 + X509_R_INVALID_FIELD_NAME);
1.256 + ERR_add_error_data(2, "name=", atrname);
1.257 + return(NULL);
1.258 + }
1.259 + nattr = X509_ATTRIBUTE_create_by_OBJ(attr,obj,type,bytes,len);
1.260 + ASN1_OBJECT_free(obj);
1.261 + return nattr;
1.262 + }
1.263 +
1.264 +EXPORT_C int X509_ATTRIBUTE_set1_object(X509_ATTRIBUTE *attr, const ASN1_OBJECT *obj)
1.265 +{
1.266 + if ((attr == NULL) || (obj == NULL))
1.267 + return(0);
1.268 + ASN1_OBJECT_free(attr->object);
1.269 + attr->object=OBJ_dup(obj);
1.270 + return(1);
1.271 +}
1.272 +
1.273 +EXPORT_C int X509_ATTRIBUTE_set1_data(X509_ATTRIBUTE *attr, int attrtype, const void *data, int len)
1.274 +{
1.275 + ASN1_TYPE *ttmp;
1.276 + ASN1_STRING *stmp;
1.277 + int atype;
1.278 + if (!attr) return 0;
1.279 + if(attrtype & MBSTRING_FLAG) {
1.280 + stmp = ASN1_STRING_set_by_NID(NULL, data, len, attrtype,
1.281 + OBJ_obj2nid(attr->object));
1.282 + if(!stmp) {
1.283 + X509err(X509_F_X509_ATTRIBUTE_SET1_DATA, ERR_R_ASN1_LIB);
1.284 + return 0;
1.285 + }
1.286 + atype = stmp->type;
1.287 + } else {
1.288 + if(!(stmp = ASN1_STRING_type_new(attrtype))) goto err;
1.289 + if(!ASN1_STRING_set(stmp, data, len)) goto err;
1.290 + atype = attrtype;
1.291 + }
1.292 + if(!(attr->value.set = sk_ASN1_TYPE_new_null())) goto err;
1.293 + if(!(ttmp = ASN1_TYPE_new())) goto err;
1.294 + if(!sk_ASN1_TYPE_push(attr->value.set, ttmp)) goto err;
1.295 + attr->single = 0;
1.296 + ASN1_TYPE_set(ttmp, atype, stmp);
1.297 + return 1;
1.298 + err:
1.299 + X509err(X509_F_X509_ATTRIBUTE_SET1_DATA, ERR_R_MALLOC_FAILURE);
1.300 + return 0;
1.301 +}
1.302 +
1.303 +EXPORT_C int X509_ATTRIBUTE_count(X509_ATTRIBUTE *attr)
1.304 +{
1.305 + if(!attr->single) return sk_ASN1_TYPE_num(attr->value.set);
1.306 + if(attr->value.single) return 1;
1.307 + return 0;
1.308 +}
1.309 +
1.310 +EXPORT_C ASN1_OBJECT *X509_ATTRIBUTE_get0_object(X509_ATTRIBUTE *attr)
1.311 +{
1.312 + if (attr == NULL) return(NULL);
1.313 + return(attr->object);
1.314 +}
1.315 +
1.316 +EXPORT_C void *X509_ATTRIBUTE_get0_data(X509_ATTRIBUTE *attr, int idx,
1.317 + int atrtype, void *data)
1.318 +{
1.319 + ASN1_TYPE *ttmp;
1.320 + ttmp = X509_ATTRIBUTE_get0_type(attr, idx);
1.321 + if(!ttmp) return NULL;
1.322 + if(atrtype != ASN1_TYPE_get(ttmp)){
1.323 + X509err(X509_F_X509_ATTRIBUTE_GET0_DATA, X509_R_WRONG_TYPE);
1.324 + return NULL;
1.325 + }
1.326 + return ttmp->value.ptr;
1.327 +}
1.328 +
1.329 +EXPORT_C ASN1_TYPE *X509_ATTRIBUTE_get0_type(X509_ATTRIBUTE *attr, int idx)
1.330 +{
1.331 + if (attr == NULL) return(NULL);
1.332 + if(idx >= X509_ATTRIBUTE_count(attr)) return NULL;
1.333 + if(!attr->single) return sk_ASN1_TYPE_value(attr->value.set, idx);
1.334 + else return attr->value.single;
1.335 +}