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