162053Smarkm/* crypto/asn1/x_attrib.c */ 262765Smarkm/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 362053Smarkm * All rights reserved. 462053Smarkm * 562053Smarkm * This package is an SSL implementation written 662053Smarkm * by Eric Young (eay@cryptsoft.com). 762053Smarkm * The implementation was written so as to conform with Netscapes SSL. 862053Smarkm * 962053Smarkm * This library is free for commercial and non-commercial use as long as 1062053Smarkm * the following conditions are aheared to. The following conditions 1162053Smarkm * apply to all code found in this distribution, be it the RC4, RSA, 1262053Smarkm * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1362053Smarkm * included with this distribution is covered by the same copyright terms 1462053Smarkm * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1562053Smarkm * 1662053Smarkm * Copyright remains Eric Young's, and as such any Copyright notices in 1762053Smarkm * the code are not to be removed. 1862053Smarkm * If this package is used in a product, Eric Young should be given attribution 1962053Smarkm * as the author of the parts of the library used. 2062053Smarkm * This can be in the form of a textual message at program startup or 2162053Smarkm * in documentation (online or textual) provided with the package. 2262053Smarkm * 2362053Smarkm * Redistribution and use in source and binary forms, with or without 2462053Smarkm * modification, are permitted provided that the following conditions 2562053Smarkm * are met: 2662053Smarkm * 1. Redistributions of source code must retain the copyright 2762053Smarkm * notice, this list of conditions and the following disclaimer. 2862053Smarkm * 2. Redistributions in binary form must reproduce the above copyright 2962053Smarkm * notice, this list of conditions and the following disclaimer in the 3063771Smarkm * documentation and/or other materials provided with the distribution. 3163771Smarkm * 3. All advertising materials mentioning features or use of this software 3262053Smarkm * must display the following acknowledgement: 3362053Smarkm * "This product includes cryptographic software written by 3462053Smarkm * Eric Young (eay@cryptsoft.com)" 3562053Smarkm * The word 'cryptographic' can be left out if the rouines from the library 3665686Smarkm * being used are not cryptographic related :-). 3765686Smarkm * 4. If you include any Windows specific code (or a derivative thereof) from 3862053Smarkm * the apps directory (application code) you must include an acknowledgement: 3965686Smarkm * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4067365Sjhb * 4165686Smarkm * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4267112Smarkm * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4362053Smarkm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4462765Smarkm * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4562053Smarkm * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4665712Sjhb * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4762053Smarkm * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4862053Smarkm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4967112Smarkm * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5067112Smarkm * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5162053Smarkm * SUCH DAMAGE. 5262765Smarkm * 5365686Smarkm * The licence and distribution terms for any publically available version or 5462053Smarkm * derivative of this code cannot be changed. i.e. this code cannot simply be 5562765Smarkm * copied and put under another distribution licence 5662765Smarkm * [including the GNU Public Licence.] 5763855Smarkm */ 5862053Smarkm 5965686Smarkm#include <stdio.h> 6065686Smarkm#include "cryptlib.h" 6162765Smarkm#include <openssl/objects.h> 6262765Smarkm#include <openssl/asn1t.h> 6362765Smarkm#include <openssl/x509.h> 6465686Smarkm 6565686Smarkm/*- 6665686Smarkm * X509_ATTRIBUTE: this has the following form: 6765686Smarkm * 6865686Smarkm * typedef struct x509_attributes_st 6967112Smarkm * { 7063771Smarkm * ASN1_OBJECT *object; 7165686Smarkm * int single; 7265686Smarkm * union { 7367112Smarkm * char *ptr; 7465686Smarkm * STACK_OF(ASN1_TYPE) *set; 7565686Smarkm * ASN1_TYPE *single; 7665686Smarkm * } value; 7765686Smarkm * } X509_ATTRIBUTE; 7865686Smarkm * 7962765Smarkm * this needs some extra thought because the CHOICE type is 8065686Smarkm * merged with the main structure and because the value can 8165856Sjhb * be anything at all we *must* try the SET OF first because 8262765Smarkm * the ASN1_ANY type will swallow anything including the whole 8367112Smarkm * SET OF structure. 8467112Smarkm */ 8567112Smarkm 8665856SjhbASN1_CHOICE(X509_ATTRIBUTE_SET) = { 8765686Smarkm ASN1_SET_OF(X509_ATTRIBUTE, value.set, ASN1_ANY), 8865686Smarkm ASN1_SIMPLE(X509_ATTRIBUTE, value.single, ASN1_ANY) 8965686Smarkm} ASN1_CHOICE_END_selector(X509_ATTRIBUTE, X509_ATTRIBUTE_SET, single) 9065686Smarkm 9165686SmarkmASN1_SEQUENCE(X509_ATTRIBUTE) = { 9265686Smarkm ASN1_SIMPLE(X509_ATTRIBUTE, object, ASN1_OBJECT), 9362765Smarkm /* CHOICE type merged with parent */ 9467112Smarkm ASN1_EX_COMBINE(0, 0, X509_ATTRIBUTE_SET) 9562765Smarkm} ASN1_SEQUENCE_END(X509_ATTRIBUTE) 9665686Smarkm 9765686SmarkmIMPLEMENT_ASN1_FUNCTIONS(X509_ATTRIBUTE) 9865686SmarkmIMPLEMENT_ASN1_DUP_FUNCTION(X509_ATTRIBUTE) 9965686Smarkm 10065686SmarkmX509_ATTRIBUTE *X509_ATTRIBUTE_create(int nid, int atrtype, void *value) 10165686Smarkm{ 10265686Smarkm X509_ATTRIBUTE *ret = NULL; 10362765Smarkm ASN1_TYPE *val = NULL; 10467112Smarkm 10562765Smarkm if ((ret = X509_ATTRIBUTE_new()) == NULL) 10665686Smarkm return (NULL); 10765686Smarkm ret->object = OBJ_nid2obj(nid); 10865686Smarkm ret->single = 0; 10965686Smarkm if ((ret->value.set = sk_ASN1_TYPE_new_null()) == NULL) 11065686Smarkm goto err; 11165686Smarkm if ((val = ASN1_TYPE_new()) == NULL) 11265686Smarkm goto err; 11365686Smarkm if (!sk_ASN1_TYPE_push(ret->value.set, val)) 11465686Smarkm goto err; 11565686Smarkm 11665686Smarkm ASN1_TYPE_set(val, atrtype, value); 11765686Smarkm return (ret); 11865686Smarkm err: 11965686Smarkm if (ret != NULL) 12065686Smarkm X509_ATTRIBUTE_free(ret); 12165686Smarkm if (val != NULL) 12265686Smarkm ASN1_TYPE_free(val); 12365686Smarkm return (NULL); 12465686Smarkm} 12565686Smarkm