x_attrib.c
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- /* crypto/asn1/x_attrib.c */
- /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
- */
- #include <stdio.h>
- #include "cryptlib.h"
- #include <openssl/objects.h>
- #include <openssl/asn1t.h>
- #include <openssl/x509.h>
- /* X509_ATTRIBUTE: this has the following form:
- *
- * typedef struct x509_attributes_st
- * {
- * ASN1_OBJECT *object;
- * int single;
- * union {
- * char *ptr;
- * STACK_OF(ASN1_TYPE) *set;
- * ASN1_TYPE *single;
- * } value;
- * } X509_ATTRIBUTE;
- *
- * this needs some extra thought because the CHOICE type is
- * merged with the main structure and because the value can
- * be anything at all we *must* try the SET OF first because
- * the ASN1_ANY type will swallow anything including the whole
- * SET OF structure.
- */
- ASN1_CHOICE(X509_ATTRIBUTE_SET) = {
- ASN1_SET_OF(X509_ATTRIBUTE, value.set, ASN1_ANY),
- ASN1_SIMPLE(X509_ATTRIBUTE, value.single, ASN1_ANY)
- } ASN1_CHOICE_END_selector(X509_ATTRIBUTE, X509_ATTRIBUTE_SET, single)
- ASN1_SEQUENCE(X509_ATTRIBUTE) = {
- ASN1_SIMPLE(X509_ATTRIBUTE, object, ASN1_OBJECT),
- /* CHOICE type merged with parent */
- ASN1_EX_COMBINE(0, 0, X509_ATTRIBUTE_SET)
- } ASN1_SEQUENCE_END(X509_ATTRIBUTE)
- IMPLEMENT_ASN1_FUNCTIONS(X509_ATTRIBUTE)
- IMPLEMENT_ASN1_DUP_FUNCTION(X509_ATTRIBUTE)
- X509_ATTRIBUTE *X509_ATTRIBUTE_create(int nid, int atrtype, void *value)
- {
- X509_ATTRIBUTE *ret=NULL;
- ASN1_TYPE *val=NULL;
- if ((ret=X509_ATTRIBUTE_new()) == NULL)
- return(NULL);
- ret->object=OBJ_nid2obj(nid);
- ret->single=0;
- if ((ret->value.set=sk_ASN1_TYPE_new_null()) == NULL) goto err;
- if ((val=ASN1_TYPE_new()) == NULL) goto err;
- if (!sk_ASN1_TYPE_push(ret->value.set,val)) goto err;
- ASN1_TYPE_set(val,atrtype,value);
- return(ret);
- err:
- if (ret != NULL) X509_ATTRIBUTE_free(ret);
- if (val != NULL) ASN1_TYPE_free(val);
- return(NULL);
- }