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48 lines
1.6 KiB
Go
48 lines
1.6 KiB
Go
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/*
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* Copyright (c) 2012-2020 MIRACL UK Ltd.
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*
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* This file is part of MIRACL Core
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* (see https://github.com/miracl/core).
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package bls48581
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// Modulus types
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const NOT_SPECIAL int = 0
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const PSEUDO_MERSENNE int = 1
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const MONTGOMERY_FRIENDLY int = 2
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const GENERALISED_MERSENNE int = 3
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const NEGATOWER int = 0
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const POSITOWER int = 1
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// Modulus details
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const MODBITS uint = 581 /* Number of bits in Modulus */
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const PM1D2 uint = 1 /* Modulus mod 8 */
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const RIADZ int = 2 /* hash-to-point Z */
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const RIADZG2A int = 2 /* G2 hash-to-point Z */
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const RIADZG2B int = 0 /* G2 hash-to-point Z */
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const MODTYPE int = NOT_SPECIAL //NOT_SPECIAL
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const QNRI int = 0 // Fp2 QNR
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const TOWER int = POSITOWER // Tower type
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const FEXCESS int32 = ((int32(1) << 14) - 1)
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// Modulus Masks
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const OMASK Chunk = ((Chunk(-1)) << (MODBITS % BASEBITS))
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const TBITS uint = MODBITS % BASEBITS // Number of active bits in top word
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const TMASK Chunk = (Chunk(1) << TBITS) - 1
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const BIG_ENDIAN_SIGN bool = false
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