Files
GmSSL/crypto/sdf/sdf_key2.c
2017-02-15 17:49:21 +08:00

100 lines
3.3 KiB
C

/* ====================================================================
* Copyright (c) 2016 The GmSSL 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 GmSSL Project.
* (http://gmssl.org/)"
*
* 4. The name "GmSSL Project" must not be used to endorse or promote
* products derived from this software without prior written
* permission. For written permission, please contact
* guanzhi1980@gmail.com.
*
* 5. Products derived from this software may not be called "GmSSL"
* nor may "GmSSL" appear in their names without prior written
* permission of the GmSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the GmSSL Project
* (http://gmssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE GmSSL 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 GmSSL 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.
* ====================================================================
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <openssl/evp.h>
#include <openssl/rand.h>
#include <openssl/gmapi.h>
#include <openssl/gmsdf.h>
#include "sdf_lcl.h"
int SDF_ImportKey(
void *hSessionHandle,
unsigned char *pucKey,
unsigned int uiKeyLength,
void **phKeyHandle)
{
int ret = 0;
SDF_KEY *key = NULL;
/* check arguments */
if (!hSessionHandle || !pucKey || !phKeyHandle) {
SDFerr(SDF_F_SDF_IMPORTKEY,
ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
if (uiKeyLength <= 0 || uiKeyLength > EVP_MAX_KEY_LENGTH) {
SDFerr(SDF_F_SDF_IMPORTKEY,
SDF_R_INVALID_KEY_LENGTH);
return 0;
}
/* create object */
if (!(key = OPENSSL_zalloc(sizeof(*key)))) {
SDFerr(SDF_F_SDF_IMPORTKEY, ERR_R_MALLOC_FAILURE);
goto end;
}
/* copy key data */
memcpy(key->key, pucKey, uiKeyLength);
key->keylen = uiKeyLength;
/* set output */
*phKeyHandle = key;
key = NULL;
ret = SDR_OK;
end:
OPENSSL_clear_free(key, sizeof(*key));
return ret;
}