a_type.c revision 296341
176278Sjoerg/* crypto/asn1/a_type.c */ 276278Sjoerg/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 376278Sjoerg * All rights reserved. 476278Sjoerg * 580258Sdd * This package is an SSL implementation written 680258Sdd * by Eric Young (eay@cryptsoft.com). 776278Sjoerg * The implementation was written so as to conform with Netscapes SSL. 876278Sjoerg * 976278Sjoerg * This library is free for commercial and non-commercial use as long as 1076278Sjoerg * the following conditions are aheared to. The following conditions 1176278Sjoerg * apply to all code found in this distribution, be it the RC4, RSA, 12132006Smurray * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13132006Smurray * included with this distribution is covered by the same copyright terms 14132006Smurray * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15100709Sru * 16100709Sru * Copyright remains Eric Young's, and as such any Copyright notices in 17100709Sru * the code are not to be removed. 18100709Sru * If this package is used in a product, Eric Young should be given attribution 19100709Sru * as the author of the parts of the library used. 20100709Sru * This can be in the form of a textual message at program startup or 2176278Sjoerg * in documentation (online or textual) provided with the package. 2276278Sjoerg * 23118424Sjhay * Redistribution and use in source and binary forms, with or without 24134603Sru * modification, are permitted provided that the following conditions 25134603Sru * are met: 26134603Sru * 1. Redistributions of source code must retain the copyright 2776278Sjoerg * notice, this list of conditions and the following disclaimer. 2881349Sjhay * 2. Redistributions in binary form must reproduce the above copyright 29212785Sjhay * notice, this list of conditions and the following disclaimer in the 30212785Sjhay * documentation and/or other materials provided with the distribution. 3176278Sjoerg * 3. All advertising materials mentioning features or use of this software 3276278Sjoerg * must display the following acknowledgement: 33212785Sjhay * "This product includes cryptographic software written by 34212785Sjhay * Eric Young (eay@cryptsoft.com)" 35168622Sru * The word 'cryptographic' can be left out if the rouines from the library 36124375Snyan * being used are not cryptographic related :-). 3792506Sjhay * 4. If you include any Windows specific code (or a derivative thereof) from 3876278Sjoerg * the apps directory (application code) you must include an acknowledgement: 3976278Sjoerg * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4076278Sjoerg * 4181646Sbmah * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4276278Sjoerg * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43212785Sjhay * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4481646Sbmah * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45182812Sjhay * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46182812Sjhay * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47132006Smurray * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4876278Sjoerg * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49114059Smurray * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50114059Smurray * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5176278Sjoerg * SUCH DAMAGE. 5276278Sjoerg * 5396822Sbmah * The licence and distribution terms for any publically available version or 54168622Sru * derivative of this code cannot be changed. i.e. this code cannot simply be 5576278Sjoerg * copied and put under another distribution licence 56168622Sru * [including the GNU Public Licence.] 5776278Sjoerg */ 5881250Snik 5981250Snik#include <stdio.h> 6076278Sjoerg#include "cryptlib.h" 61114059Smurray#include <openssl/asn1t.h> 62114059Smurray#include <openssl/objects.h> 6396826Sbmah 64118424Sjhayint ASN1_TYPE_get(ASN1_TYPE *a) 65168622Sru{ 6699918Sbmah if ((a->value.ptr != NULL) || (a->type == V_ASN1_NULL)) 6776278Sjoerg return (a->type); 68134603Sru else 69106730Stmm return (0); 70115299Skuriyama} 71115299Skuriyama 7282344Swilkovoid ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value) 7382344Swilko{ 7482344Swilko if (a->value.ptr != NULL) { 75134603Sru ASN1_TYPE **tmp_a = &a; 76134603Sru ASN1_primitive_free((ASN1_VALUE **)tmp_a, NULL); 77134603Sru } 78134603Sru a->type = type; 79134603Sru if (type == V_ASN1_BOOLEAN) 80134603Sru a->value.boolean = value ? 0xff : 0; 81134603Sru else 82134603Sru a->value.ptr = value; 83134603Sru} 84134603Sru 85134603Sruint ASN1_TYPE_set1(ASN1_TYPE *a, int type, const void *value) 86134603Sru{ 87134603Sru if (!value || (type == V_ASN1_BOOLEAN)) { 88206423Skensmith void *p = (void *)value; 89134603Sru ASN1_TYPE_set(a, type, p); 90 } else if (type == V_ASN1_OBJECT) { 91 ASN1_OBJECT *odup; 92 odup = OBJ_dup(value); 93 if (!odup) 94 return 0; 95 ASN1_TYPE_set(a, type, odup); 96 } else { 97 ASN1_STRING *sdup; 98 sdup = ASN1_STRING_dup(value); 99 if (!sdup) 100 return 0; 101 ASN1_TYPE_set(a, type, sdup); 102 } 103 return 1; 104} 105 106IMPLEMENT_STACK_OF(ASN1_TYPE) 107 108IMPLEMENT_ASN1_SET_OF(ASN1_TYPE) 109 110/* Returns 0 if they are equal, != 0 otherwise. */ 111int ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b) 112{ 113 int result = -1; 114 115 if (!a || !b || a->type != b->type) 116 return -1; 117 118 switch (a->type) { 119 case V_ASN1_OBJECT: 120 result = OBJ_cmp(a->value.object, b->value.object); 121 break; 122 case V_ASN1_BOOLEAN: 123 result = a->value.boolean - b->value.boolean; 124 break; 125 case V_ASN1_NULL: 126 result = 0; /* They do not have content. */ 127 break; 128 case V_ASN1_INTEGER: 129 case V_ASN1_NEG_INTEGER: 130 case V_ASN1_ENUMERATED: 131 case V_ASN1_NEG_ENUMERATED: 132 case V_ASN1_BIT_STRING: 133 case V_ASN1_OCTET_STRING: 134 case V_ASN1_SEQUENCE: 135 case V_ASN1_SET: 136 case V_ASN1_NUMERICSTRING: 137 case V_ASN1_PRINTABLESTRING: 138 case V_ASN1_T61STRING: 139 case V_ASN1_VIDEOTEXSTRING: 140 case V_ASN1_IA5STRING: 141 case V_ASN1_UTCTIME: 142 case V_ASN1_GENERALIZEDTIME: 143 case V_ASN1_GRAPHICSTRING: 144 case V_ASN1_VISIBLESTRING: 145 case V_ASN1_GENERALSTRING: 146 case V_ASN1_UNIVERSALSTRING: 147 case V_ASN1_BMPSTRING: 148 case V_ASN1_UTF8STRING: 149 case V_ASN1_OTHER: 150 default: 151 result = ASN1_STRING_cmp((ASN1_STRING *)a->value.ptr, 152 (ASN1_STRING *)b->value.ptr); 153 break; 154 } 155 156 return result; 157} 158