/* * Copyright (c) 2012-2020 MIRACL UK Ltd. * * This file is part of MIRACL Core * (see https://github.com/miracl/core). * * Licensed under the Apache License, Version 2.0 (the "License"); * 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. */ #include "arch.h" #include "fp_NIST256.h" namespace NIST256 { /* Curve NIST256 */ #if CHUNK==16 #error Not supported #endif #if CHUNK==32 using namespace B256_28; // Base Bits= 28 const BIG Modulus= {0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFF,0x0,0x0,0x1000000,0x0,0xFFFFFFF,0xF}; const BIG ROI= {0xFFFFFFE,0xFFFFFFF,0xFFFFFFF,0xFFF,0x0,0x0,0x1000000,0x0,0xFFFFFFF,0xF}; const BIG R2modp= {0x50000,0x300000,0x0,0x0,0xFFFFFFA,0xFFFFFBF,0xFFFFEFF,0xFFFAFFF,0x2FFFF,0x0}; const chunk MConst= 0x1; #endif #if CHUNK==64 using namespace B256_56; // Base Bits= 56 const BIG Modulus= {0xFFFFFFFFFFFFFFL,0xFFFFFFFFFFL,0x0L,0x1000000L,0xFFFFFFFFL}; const BIG ROI= {0xFFFFFFFFFFFFFEL,0xFFFFFFFFFFL,0x0L,0x1000000L,0xFFFFFFFFL}; const BIG R2modp= {0x3000000050000L,0x0L,0xFFFFFBFFFFFFFAL,0xFFFAFFFFFFFEFFL,0x2FFFFL}; const chunk MConst= 0x1L; #endif }