157 lines
5.6 KiB
C
157 lines
5.6 KiB
C
/* crypto/asn1/a_type.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/asn1t.h>
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#include <openssl/objects.h>
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int ASN1_TYPE_get(ASN1_TYPE *a)
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{
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if ((a->value.ptr != NULL) || (a->type == V_ASN1_NULL))
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return (a->type);
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else
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return (0);
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}
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void ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value)
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{
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if (a->value.ptr != NULL) {
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ASN1_TYPE **tmp_a = &a;
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ASN1_primitive_free((ASN1_VALUE **)tmp_a, NULL);
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}
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a->type = type;
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if (type == V_ASN1_BOOLEAN)
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a->value.boolean = value ? 0xff : 0;
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else
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a->value.ptr = value;
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}
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int ASN1_TYPE_set1(ASN1_TYPE *a, int type, const void *value)
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{
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if (!value || (type == V_ASN1_BOOLEAN)) {
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void *p = (void *)value;
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ASN1_TYPE_set(a, type, p);
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} else if (type == V_ASN1_OBJECT) {
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ASN1_OBJECT *odup;
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odup = OBJ_dup(value);
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if (!odup)
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return 0;
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ASN1_TYPE_set(a, type, odup);
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} else {
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ASN1_STRING *sdup;
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sdup = ASN1_STRING_dup(value);
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if (!sdup)
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return 0;
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ASN1_TYPE_set(a, type, sdup);
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}
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return 1;
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}
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IMPLEMENT_STACK_OF(ASN1_TYPE)
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IMPLEMENT_ASN1_SET_OF(ASN1_TYPE)
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/* Returns 0 if they are equal, != 0 otherwise. */
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int ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b)
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{
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int result = -1;
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if (!a || !b || a->type != b->type)
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return -1;
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switch (a->type) {
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case V_ASN1_OBJECT:
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result = OBJ_cmp(a->value.object, b->value.object);
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break;
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case V_ASN1_BOOLEAN:
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result = a->value.boolean - b->value.boolean;
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break;
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case V_ASN1_NULL:
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result = 0; /* They do not have content. */
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break;
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case V_ASN1_INTEGER:
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case V_ASN1_NEG_INTEGER:
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case V_ASN1_ENUMERATED:
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case V_ASN1_NEG_ENUMERATED:
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case V_ASN1_BIT_STRING:
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case V_ASN1_OCTET_STRING:
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case V_ASN1_SEQUENCE:
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case V_ASN1_SET:
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case V_ASN1_NUMERICSTRING:
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case V_ASN1_PRINTABLESTRING:
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case V_ASN1_T61STRING:
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case V_ASN1_VIDEOTEXSTRING:
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case V_ASN1_IA5STRING:
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case V_ASN1_UTCTIME:
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case V_ASN1_GENERALIZEDTIME:
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case V_ASN1_GRAPHICSTRING:
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case V_ASN1_VISIBLESTRING:
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case V_ASN1_GENERALSTRING:
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case V_ASN1_UNIVERSALSTRING:
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case V_ASN1_BMPSTRING:
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case V_ASN1_UTF8STRING:
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case V_ASN1_OTHER:
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default:
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result = ASN1_STRING_cmp((ASN1_STRING *)a->value.ptr,
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(ASN1_STRING *)b->value.ptr);
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break;
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}
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return result;
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}
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