mirror of
https://github.com/guanzhi/GmSSL.git
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118 lines
3.8 KiB
C
118 lines
3.8 KiB
C
/* ====================================================================
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* Copyright (c) 2016 The GmSSL Project. All rights reserved.
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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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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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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
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the GmSSL Project.
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* (http://gmssl.org/)"
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*
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* 4. The name "GmSSL Project" must not be used to endorse or promote
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* products derived from this software without prior written
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* permission. For written permission, please contact
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* guanzhi1980@gmail.com.
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*
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* 5. Products derived from this software may not be called "GmSSL"
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* nor may "GmSSL" appear in their names without prior written
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* permission of the GmSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the GmSSL Project
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* (http://gmssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE GmSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES
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* LOSS OF USE, DATA, OR PROFITS OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#include <limits.h>
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#include <openssl/evp.h>
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#include <openssl/gmsaf.h>
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#include <openssl/gmapi.h>
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#include "saf_lcl.h"
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/* 7.3.30 */
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int SAF_CreateSymmKeyObj(
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void *hAppHandle,
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void **phSymmKeyObj,
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unsigned char *pucContainerName,
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unsigned int uiContainerLen,
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unsigned char *pucIV,
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unsigned int uiIVLen,
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unsigned int uiEncOrDec,
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unsigned int uiCryptoAlgID)
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{
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int ret = SAR_UnknownErr;
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SAF_SYMMKEYOBJ *obj = NULL;
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/* check arguments */
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if (!hAppHandle || !phSymmKeyObj || !pucContainerName || !pucIV) {
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SAFerr(SAF_F_SAF_CREATESYMMKEYOBJ, ERR_R_PASSED_NULL_PARAMETER);
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return SAR_IndataErr;
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}
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if (uiContainerLen <= 0 || uiContainerLen > 255 ||
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uiIVLen > EVP_MAX_IV_LENGTH) {
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SAFerr(SAF_F_SAF_CREATESYMMKEYOBJ, SAF_R_INVALID_INPUT_LENGTH);
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return SAR_IndataLenErr;
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}
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if (!(obj = OPENSSL_zalloc(sizeof(*obj)))
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|| !(obj->pucContainerName = OPENSSL_memdup(pucContainerName, uiContainerLen))
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|| !(obj->pucIV = OPENSSL_memdup(pucIV, uiIVLen))) {
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SAFerr(SAF_F_SAF_CREATESYMMKEYOBJ, ERR_R_MALLOC_FAILURE);
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goto end;
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}
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obj->app = (SAF_APP *)hAppHandle;
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obj->uiContainerLen = uiContainerLen;
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obj->uiIVLen = uiIVLen;
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obj->uiEncOrDec = uiEncOrDec;
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obj->uiCryptoAlgID = uiCryptoAlgID;
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/* set output */
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*phSymmKeyObj = obj;
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obj = NULL;
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ret = SAR_OK;
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end:
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(void)SAF_DestroySymmAlgoObj(obj);
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return ret;
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}
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/* 7.3.36 */
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int SAF_DestroySymmAlgoObj(
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void *hSymmKeyObj)
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{
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SAF_SYMMKEYOBJ *obj = (SAF_SYMMKEYOBJ *)hSymmKeyObj;
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if (obj) {
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OPENSSL_free(obj->pucContainerName);
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OPENSSL_free(obj->pucIV);
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OPENSSL_free(obj);
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}
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return SAR_OK;
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}
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