188 lines
5.8 KiB
C
188 lines
5.8 KiB
C
|
/* $OpenBSD: a_type.c,v 1.21 2019/10/24 16:36:10 jsing Exp $ */
|
||
|
/* 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 <openssl/asn1t.h>
|
||
|
#include <openssl/objects.h>
|
||
|
|
||
|
int
|
||
|
ASN1_TYPE_get(const ASN1_TYPE *a)
|
||
|
{
|
||
|
if ((a->value.ptr != NULL) || (a->type == V_ASN1_NULL))
|
||
|
return (a->type);
|
||
|
else
|
||
|
return (0);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value)
|
||
|
{
|
||
|
if (a->value.ptr != NULL) {
|
||
|
ASN1_TYPE **tmp_a = &a;
|
||
|
ASN1_primitive_free((ASN1_VALUE **)tmp_a, NULL);
|
||
|
}
|
||
|
a->type = type;
|
||
|
if (type == V_ASN1_BOOLEAN)
|
||
|
a->value.boolean = value ? 0xff : 0;
|
||
|
else
|
||
|
a->value.ptr = value;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
ASN1_TYPE_set1(ASN1_TYPE *a, int type, const void *value)
|
||
|
{
|
||
|
if (!value || (type == V_ASN1_BOOLEAN)) {
|
||
|
void *p = (void *)value;
|
||
|
ASN1_TYPE_set(a, type, p);
|
||
|
} else if (type == V_ASN1_OBJECT) {
|
||
|
ASN1_OBJECT *odup;
|
||
|
odup = OBJ_dup(value);
|
||
|
if (!odup)
|
||
|
return 0;
|
||
|
ASN1_TYPE_set(a, type, odup);
|
||
|
} else {
|
||
|
ASN1_STRING *sdup;
|
||
|
sdup = ASN1_STRING_dup(value);
|
||
|
if (!sdup)
|
||
|
return 0;
|
||
|
ASN1_TYPE_set(a, type, sdup);
|
||
|
}
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
/* Returns 0 if they are equal, != 0 otherwise. */
|
||
|
int
|
||
|
ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b)
|
||
|
{
|
||
|
int result = -1;
|
||
|
|
||
|
if (!a || !b || a->type != b->type)
|
||
|
return -1;
|
||
|
|
||
|
switch (a->type) {
|
||
|
case V_ASN1_OBJECT:
|
||
|
result = OBJ_cmp(a->value.object, b->value.object);
|
||
|
break;
|
||
|
case V_ASN1_BOOLEAN:
|
||
|
result = a->value.boolean - b->value.boolean;
|
||
|
break;
|
||
|
case V_ASN1_NULL:
|
||
|
result = 0; /* They do not have content. */
|
||
|
break;
|
||
|
|
||
|
case V_ASN1_INTEGER:
|
||
|
case V_ASN1_ENUMERATED:
|
||
|
case V_ASN1_BIT_STRING:
|
||
|
case V_ASN1_OCTET_STRING:
|
||
|
case V_ASN1_SEQUENCE:
|
||
|
case V_ASN1_SET:
|
||
|
case V_ASN1_NUMERICSTRING:
|
||
|
case V_ASN1_PRINTABLESTRING:
|
||
|
case V_ASN1_T61STRING:
|
||
|
case V_ASN1_VIDEOTEXSTRING:
|
||
|
case V_ASN1_IA5STRING:
|
||
|
case V_ASN1_UTCTIME:
|
||
|
case V_ASN1_GENERALIZEDTIME:
|
||
|
case V_ASN1_GRAPHICSTRING:
|
||
|
case V_ASN1_VISIBLESTRING:
|
||
|
case V_ASN1_GENERALSTRING:
|
||
|
case V_ASN1_UNIVERSALSTRING:
|
||
|
case V_ASN1_BMPSTRING:
|
||
|
case V_ASN1_UTF8STRING:
|
||
|
case V_ASN1_OTHER:
|
||
|
default:
|
||
|
result = ASN1_STRING_cmp((ASN1_STRING *)a->value.ptr,
|
||
|
(ASN1_STRING *)b->value.ptr);
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
return result;
|
||
|
}
|
||
|
|
||
|
ASN1_TYPE *
|
||
|
ASN1_TYPE_pack_sequence(const ASN1_ITEM *it, void *s, ASN1_TYPE **t)
|
||
|
{
|
||
|
ASN1_OCTET_STRING *oct;
|
||
|
ASN1_TYPE *rt;
|
||
|
|
||
|
if ((oct = ASN1_item_pack(s, it, NULL)) == NULL)
|
||
|
return NULL;
|
||
|
|
||
|
if (t != NULL && *t != NULL) {
|
||
|
rt = *t;
|
||
|
} else {
|
||
|
if ((rt = ASN1_TYPE_new()) == NULL) {
|
||
|
ASN1_OCTET_STRING_free(oct);
|
||
|
return NULL;
|
||
|
}
|
||
|
if (t != NULL)
|
||
|
*t = rt;
|
||
|
}
|
||
|
ASN1_TYPE_set(rt, V_ASN1_SEQUENCE, oct);
|
||
|
return rt;
|
||
|
}
|
||
|
|
||
|
void *
|
||
|
ASN1_TYPE_unpack_sequence(const ASN1_ITEM *it, const ASN1_TYPE *t)
|
||
|
{
|
||
|
if (t == NULL || t->type != V_ASN1_SEQUENCE || t->value.sequence == NULL)
|
||
|
return NULL;
|
||
|
return ASN1_item_unpack(t->value.sequence, it);
|
||
|
}
|