61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
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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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#include "arch.h"
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#include "fp_SECP256K1.h"
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namespace SECP256K1 {
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/* Curve SECP256K1 */
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#if CHUNK==16
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#error Not supported
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#endif
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#if CHUNK==32
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using namespace B256_28;
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// Base Bits= 28
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const BIG Modulus= {0xFFFFC2F,0xFFFFFEF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xF};
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const BIG ROI= {0xFFFFC2E,0xFFFFFEF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xF};
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const BIG R2modp= {0x0,0xA100000,0x2000E90,0x7A,0x1,0x0,0x0,0x0,0x0,0x0};
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const chunk MConst= 0x2253531;
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const BIG SQRTm3= {0x4,0x0,0x60C,0x0,0x3CF0F,0x0,0x126CD89,0x4000000,0x5236482,0x2};
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#endif
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#if CHUNK==64
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using namespace B256_56;
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// Base Bits= 56
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const BIG Modulus= {0xFFFFFEFFFFFC2FL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFL};
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const BIG ROI= {0xFFFFFEFFFFFC2EL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFL};
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const BIG R2modp= {0xA1000000000000L,0x7A2000E90L,0x1L,0x0L,0x0L};
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const chunk MConst= 0x38091DD2253531L;
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const BIG SQRTm3= {0x8D27AE1CD5F852L,0x6D15DA14ECD47DL,0xC2A797962CC61FL,0x3507F1DF233770L,0xA2D2BA9L};
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#endif
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}
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