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

113 lines
3.6 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 <limits.h>
#include <openssl/evp.h>
#include <openssl/gmsaf.h>
#include <openssl/gmapi.h>
#include "saf_lcl.h"
/* 7.3.31
* Generate session key returned by `phKeyHandle`
* Encrypt the symmetric key `hSymmKeyObj` with the input public key
* `pucPublicKey`, output the encrypted results to `pucSymmKey`,
*
* how can we encrypt data with public key?
* it this function relies on ther SAF API?
*
* The function don't care the input public key. It should be an exported
* public key. Some extra information should be appened into the output key.
*/
int SAF_GenerateKeyWithEPK(
void *hSymmKeyObj,
unsigned char *pucPublicKey,
unsigned int uiPublicKeyLen,
unsigned char *pucSymmKey,
unsigned int uiSymmKeyLen,
void **phKeyHandle)
{
int pkey_type;
EVP_PKEY *pkey = NULL;
if (!(pkey = d2i_PublicKey(pkey_type, NULL, &p,
(long)uiPublicKeyLen))) {
}
}
/* 7.3.32 */
/* all the inforamtion should be kept in encrypted key
* the encrytped key can be decrypted with the default private key
*/
int SAF_ImportEncedKey(
void *hSymmKeyObj,
unsigned char *pucSymmKey,
unsigned int uiSymmKeyLen,
void **phKeyHandle)
{
return 0;
}
/* 7.3.37 */
int SAF_DestroyKeyHandle(
void *hKeyHandle)
{
SAF_KeyHandle *hkey = (SAF_KeyHandle *)hKeyHandle;
if (!hKeyHandle) {
return SAR_OK;
}
OPENSSL_clear_free(hkey->key, hkey->keylen);
return SAR_OK;
}