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Diffstat (limited to 'ext/ipp/sources/ippcp/pcprsa_sizeof_privkey2.h')
| -rw-r--r-- | ext/ipp/sources/ippcp/pcprsa_sizeof_privkey2.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/ext/ipp/sources/ippcp/pcprsa_sizeof_privkey2.h b/ext/ipp/sources/ippcp/pcprsa_sizeof_privkey2.h new file mode 100644 index 0000000..aff0849 --- /dev/null +++ b/ext/ipp/sources/ippcp/pcprsa_sizeof_privkey2.h @@ -0,0 +1,72 @@ +/******************************************************************************* +* 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 +// +*/ + +static int cpSizeof_RSA_privateKey2(int factorPbitSize, int factorQbitSize) +{ + int factorPlen = BITS_BNU_CHUNK(factorPbitSize); + int factorQlen = BITS_BNU_CHUNK(factorQbitSize); + int factorPlen32 = BITS2WORD32_SIZE(factorPbitSize); + int factorQlen32 = BITS2WORD32_SIZE(factorQbitSize); + int rsaModulusLen32 = BITS2WORD32_SIZE(factorPbitSize + factorQbitSize); + int montPsize; + int montQsize; + int montNsize; + rsaMontExpGetSize(factorPlen32, &montPsize); + rsaMontExpGetSize(factorQlen32, &montQsize); + rsaMontExpGetSize(rsaModulusLen32, &montNsize); + + return sizeof(IppsRSAPrivateKeyState) + + factorPlen * sizeof(BNU_CHUNK_T) /* dp slot */ + + factorQlen * sizeof(BNU_CHUNK_T) /* dq slot */ + + factorPlen * sizeof(BNU_CHUNK_T) /* qinv slot */ + + sizeof(BNU_CHUNK_T) - 1 + + montPsize + + montQsize + + montNsize + + (RSA_PRIVATE_KEY_ALIGNMENT - 1); +}
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