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Diffstat (limited to 'ext/ipp/sources/ippcp/pcprsa_getdefmeth_priv.h')
-rw-r--r-- | ext/ipp/sources/ippcp/pcprsa_getdefmeth_priv.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/ext/ipp/sources/ippcp/pcprsa_getdefmeth_priv.h b/ext/ipp/sources/ippcp/pcprsa_getdefmeth_priv.h new file mode 100644 index 0000000..45217f8 --- /dev/null +++ b/ext/ipp/sources/ippcp/pcprsa_getdefmeth_priv.h @@ -0,0 +1,74 @@ +/******************************************************************************* +* Copyright 2013-2018 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. +// RSA Functions +// +*/ + +#include "owncp.h" +#include "pcpbn.h" +#include "pcpngrsa.h" +#include "pcpngrsamethod.h" + +static gsMethod_RSA* getDefaultMethod_RSA_private(int modulusBitSize) +{ + gsMethod_RSA* m; + +#if(_IPP32E>=_IPP32E_K0) + m = IsFeatureEnabled(ippCPUID_AVX512IFMA) ? gsMethod_RSA_avx512_private() : gsMethod_RSA_avx2_private(); + +#elif(_IPP32E>=_IPP32E_L9) + m = IsFeatureEnabled(ippCPUID_ADCOX) ? gsMethod_RSA_gpr_private() : gsMethod_RSA_avx2_private(); + +#elif(_IPP>=_IPP_W7) + m = gsMethod_RSA_sse2_private(); + +#else + m = gsMethod_RSA_gpr_private(); +#endif + + if (!(m->loModulusBisize <= modulusBitSize && modulusBitSize <= m->hiModulusBisize)) + m = gsMethod_RSA_gpr_private(); + return m; +}
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