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diff --git a/ext/ipp/sources/ippcp/pcpaesmxts.h b/ext/ipp/sources/ippcp/pcpaesmxts.h
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+++ b/ext/ipp/sources/ippcp/pcpaesmxts.h
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+/*******************************************************************************
+* Copyright 2016-2018 Intel Corporation
+* All Rights Reserved.
+*
+* If this  software was obtained  under the  Intel Simplified  Software License,
+* the following terms apply:
+*
+* The source code,  information  and material  ("Material") contained  herein is
+* owned by Intel Corporation or its  suppliers or licensors,  and  title to such
+* Material remains with Intel  Corporation or its  suppliers or  licensors.  The
+* Material  contains  proprietary  information  of  Intel or  its suppliers  and
+* licensors.  The Material is protected by  worldwide copyright  laws and treaty
+* provisions.  No part  of  the  Material   may  be  used,  copied,  reproduced,
+* modified, published,  uploaded, posted, transmitted,  distributed or disclosed
+* in any way without Intel's prior express written permission.  No license under
+* any patent,  copyright or other  intellectual property rights  in the Material
+* is granted to  or  conferred  upon  you,  either   expressly,  by implication,
+* inducement,  estoppel  or  otherwise.  Any  license   under such  intellectual
+* property rights must be express and approved by Intel in writing.
+*
+* Unless otherwise agreed by Intel in writing,  you may not remove or alter this
+* notice or  any  other  notice   embedded  in  Materials  by  Intel  or Intel's
+* suppliers or licensors in any way.
+*
+*
+* If this  software  was obtained  under the  Apache License,  Version  2.0 (the
+* "License"), the following terms apply:
+*
+* You may  not use this  file except  in compliance  with  the License.  You may
+* obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+*
+*
+* Unless  required  by   applicable  law  or  agreed  to  in  writing,  software
+* distributed under the License  is distributed  on an  "AS IS"  BASIS,  WITHOUT
+* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+* See the   License  for the   specific  language   governing   permissions  and
+* limitations under the License.
+*******************************************************************************/
+
+/* 
+// 
+//  Purpose:
+//     Cryptography Primitive.
+//     AES-XTS Internal Definitions
+// 
+// 
+*/
+
+#if !defined(_PCP_AES_XTS_H)
+#define _PCP_AES_XTS_H
+
+#include "owncp.h"
+#include "pcpaesm.h"
+
+#define _NEW_XTS_API_3
+#if defined (_NEW_XTS_API_3)
+/*
+// AES-XTS State
+*/
+#if !defined(AES_BLK_SIZE)
+#define AES_BLK_SIZE (IPP_AES_BLOCK_BITSIZE/BITSIZE(Ipp8u))
+#endif
+
+#define AES_BLKS_PER_BUFFER (32)
+
+struct _cpAES_XTS
+{
+   IppCtxId  idCtx;
+   int       duBitsize;                   /* size of data unit (in bits) */
+   __ALIGN16 IppsAESSpec datumAES;        /* datum AES context */
+   __ALIGN16 IppsAESSpec tweakAES;        /* tweak AES context */
+};
+
+/* valid AES_XTS context ID */
+#define VALID_AES_XTS_ID(ctx)   ((ctx)->idCtx==idCtxAESXTS)
+
+/* size of AES-XTS context */
+__INLINE int cpSizeof_AES_XTS_Ctx(void)
+{
+   return sizeof(IppsAES_XTSSpec) +(AES_ALIGNMENT-1);
+}
+
+static int IsLegalGeometry(int startCipherBlkNo, int bitLen, int duBitsize)
+{
+   int duBlocks = (duBitsize+IPP_AES_BLOCK_BITSIZE-1)/IPP_AES_BLOCK_BITSIZE;
+   int legalBlk = (0<=startCipherBlkNo && startCipherBlkNo<duBlocks) && ((startCipherBlkNo*IPP_AES_BLOCK_BITSIZE+bitLen)<=duBitsize);
+   int legalLen = 0;
+   if(0 == duBitsize%IPP_AES_BLOCK_BITSIZE) {
+      legalLen = (0 == bitLen%IPP_AES_BLOCK_BITSIZE);
+   }
+   else
+      if(bitLen%IPP_AES_BLOCK_BITSIZE)
+         legalLen = (startCipherBlkNo*IPP_AES_BLOCK_BITSIZE+bitLen == duBitsize);
+   return legalBlk && legalLen;
+}
+
+
+#endif /* _NEW_XTS_API_ */
+
+#endif /* _PCP_AES_XTS_H */