/* * 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_SM2.h" namespace SM2 { /* Curve SM2 */ #if CHUNK==16 #error Not supported #endif #if CHUNK==32 using namespace B256_28; // Base Bits= 28 const BIG Modulus= {0xFFFFFFF,0xFFFFFFF,0xFF,0xFFFF000,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFE,0xF}; const BIG ROI= {0xFFFFFFE,0xFFFFFFF,0xFF,0xFFFF000,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFF,0xFFFFFFE,0xF}; const BIG R2modp= {0x40000,0x300000,0xE000000,0xFFFFFFF,0x2,0x30,0x100,0x1000,0x60000,0x0}; const chunk MConst= 0x1; #endif #if CHUNK==64 using namespace B256_56; // Base Bits= 56 const BIG Modulus= {0xFFFFFFFFFFFFFFL,0xFFFF00000000FFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFEL}; const BIG ROI= {0xFFFFFFFFFFFFFEL,0xFFFF00000000FFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFFFFFFFFL,0xFFFFFFFEL}; const BIG R2modp= {0x3000000040000L,0xFFFFFFFE000000L,0x300000002L,0x10000000100L,0x60000L}; const chunk MConst= 0x1L; #endif }