mirror of
https://github.com/pineappleEA/pineapple-src.git
synced 2024-12-04 23:38:25 -05:00
110 lines
3.7 KiB
C
110 lines
3.7 KiB
C
|
/* $OpenBSD: asn_pack.c,v 1.18 2018/10/24 17:57:22 jsing Exp $ */
|
||
|
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
|
||
|
* project 1999.
|
||
|
*/
|
||
|
/* ====================================================================
|
||
|
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
|
||
|
*
|
||
|
* 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 above 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 acknowledgment:
|
||
|
* "This product includes software developed by the OpenSSL Project
|
||
|
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
|
||
|
*
|
||
|
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
|
||
|
* endorse or promote products derived from this software without
|
||
|
* prior written permission. For written permission, please contact
|
||
|
* licensing@OpenSSL.org.
|
||
|
*
|
||
|
* 5. Products derived from this software may not be called "OpenSSL"
|
||
|
* nor may "OpenSSL" appear in their names without prior written
|
||
|
* permission of the OpenSSL Project.
|
||
|
*
|
||
|
* 6. Redistributions of any form whatsoever must retain the following
|
||
|
* acknowledgment:
|
||
|
* "This product includes software developed by the OpenSSL Project
|
||
|
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
|
||
|
*
|
||
|
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
|
||
|
* EXPRESSED 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 OpenSSL PROJECT OR
|
||
|
* ITS 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.
|
||
|
* ====================================================================
|
||
|
*
|
||
|
* This product includes cryptographic software written by Eric Young
|
||
|
* (eay@cryptsoft.com). This product includes software written by Tim
|
||
|
* Hudson (tjh@cryptsoft.com).
|
||
|
*
|
||
|
*/
|
||
|
|
||
|
#include <stdio.h>
|
||
|
|
||
|
#include <openssl/asn1.h>
|
||
|
#include <openssl/err.h>
|
||
|
|
||
|
/* Pack an ASN1 object into an ASN1_STRING. */
|
||
|
ASN1_STRING *
|
||
|
ASN1_item_pack(void *obj, const ASN1_ITEM *it, ASN1_STRING **oct)
|
||
|
{
|
||
|
ASN1_STRING *octmp;
|
||
|
|
||
|
if (!oct || !*oct) {
|
||
|
if (!(octmp = ASN1_STRING_new ())) {
|
||
|
ASN1error(ERR_R_MALLOC_FAILURE);
|
||
|
return NULL;
|
||
|
}
|
||
|
} else
|
||
|
octmp = *oct;
|
||
|
|
||
|
free(octmp->data);
|
||
|
octmp->data = NULL;
|
||
|
|
||
|
if (!(octmp->length = ASN1_item_i2d(obj, &octmp->data, it))) {
|
||
|
ASN1error(ASN1_R_ENCODE_ERROR);
|
||
|
goto err;
|
||
|
}
|
||
|
if (!octmp->data) {
|
||
|
ASN1error(ERR_R_MALLOC_FAILURE);
|
||
|
goto err;
|
||
|
}
|
||
|
if (oct)
|
||
|
*oct = octmp;
|
||
|
return octmp;
|
||
|
err:
|
||
|
if (!oct || octmp != *oct)
|
||
|
ASN1_STRING_free(octmp);
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
/* Extract an ASN1 object from an ASN1_STRING. */
|
||
|
void *
|
||
|
ASN1_item_unpack(const ASN1_STRING *oct, const ASN1_ITEM *it)
|
||
|
{
|
||
|
const unsigned char *p;
|
||
|
void *ret;
|
||
|
|
||
|
p = oct->data;
|
||
|
if (!(ret = ASN1_item_d2i(NULL, &p, oct->length, it)))
|
||
|
ASN1error(ASN1_R_DECODE_ERROR);
|
||
|
return ret;
|
||
|
}
|