1 /*############################################################################ 2 # Copyright 2016-2017 Intel Corporation 3 # 4 # Licensed under the Apache License, Version 2.0 (the "License"); 5 # you may not use this file except in compliance with the License. 6 # You may obtain a copy of the License at 7 # 8 # http://www.apache.org/licenses/LICENSE-2.0 9 # 10 # Unless required by applicable law or agreed to in writing, software 11 # distributed under the License is distributed on an "AS IS" BASIS, 12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 # See the License for the specific language governing permissions and 14 # limitations under the License. 15 ############################################################################*/ 16 17 /*! 18 * \file 19 * \brief Pairing private interface. 20 */ 21 22 #ifndef EPID_COMMON_MATH_SRC_PAIRING_INTERNAL_H_ 23 #define EPID_COMMON_MATH_SRC_PAIRING_INTERNAL_H_ 24 25 /// Pairing State 26 struct PairingState { 27 EcGroup* ga; ///< elliptic curve group G1 28 EcGroup* gb; ///< elliptic curve group G1 29 FiniteField* ff; ///< finite field Fq12 GT 30 BigNum* t; ///< positive integer such that 6t^2 = p-q, where p and q are 31 /// parameters of G1 32 bool neg; ///< 8-bit integer representing a Boolean value 33 FfElement* g[3][5]; ///< 15 elements in Fq2 34 FiniteField* Fq; ///< Fq 35 FiniteField* Fq2; ///< Fq2 36 FiniteField* Fq6; ///< Fq6 37 }; 38 39 #endif // EPID_COMMON_MATH_SRC_PAIRING_INTERNAL_H_ 40