/* 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 <openssl/asn1.h> #include <openssl/asn1t.h> #include <openssl/x509.h> #include <openssl/obj.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); /* TODO(fork): const correctness. */ ret->object = (ASN1_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); }