添加项目文件。

BigUtil.c

@@ -0,0 +1,106 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "miracl.h"
+#include "BigUtil.h"
+
+//大数异或
+big Xor2(big x, big y) {
+	big result = mirvar(0);
+	unsigned char xString[1000];
+	unsigned char yString[1000];
+	//大数转换为二进制比特串
+	int lengthX = big_to_bytes(0, x, xString, FALSE);
+	int lengthY = big_to_bytes(0, y, yString, FALSE);
+
+	if (lengthX < lengthY) {
+		for (int i = 0; i < lengthX; i++) {
+			yString[lengthY - 1 - i] ^= xString[lengthX - 1 - i];
+		}
+		//二进制比特串转换为大数
+		bytes_to_big(lengthY, yString, result);
+	}
+	else {
+		for (int i = 0; i < lengthY; i++) {
+			xString[lengthX - 1 - i] ^= yString[lengthY - 1 - i];
+		}
+		//二进制比特串转换为大数
+		bytes_to_big(lengthX, xString, result);
+	}
+	return result;
+}
+
+//大数加法
+big Add2(big x, big y) {
+	big result = mirvar(0);
+	add(x, y, result);
+	return result;
+}
+
+//大数减法
+big Sub2(big x, big y) {
+	big result = mirvar(0);
+	subtract(x, y, result);
+	return result;
+}
+
+//大数乘法
+big Multiply2(big x, big y) {
+	big result = mirvar(0);
+	multiply(x, y, result);
+	return result;
+}
+
+//大数除法
+big Divide2(big x, big y) {
+	big x1 = mirvar(0);
+	big y1 = mirvar(0);
+	big z1 = mirvar(0);
+	copy(x, x1);
+	copy(y, y1);
+	divide(x1, y1, z1);
+	mirkill(x1);
+	mirkill(y1);
+	return z1;
+}
+
+//大数取余
+big Mod2(big x, big y) {
+	big x1 = mirvar(0);
+	big y1 = mirvar(0);
+	big z1 = mirvar(0);
+	copy(x, x1);
+	copy(y, y1);
+	powmod(x1, mirvar(1), y1, z1);
+	mirkill(x1);
+	mirkill(y1);
+	return z1;
+}
+
+//大数乘方
+big Pow2(big x, int y) {
+	big x1 = mirvar(0);
+	big y1 = mirvar(0);
+	copy(x, x1);
+	for (int i = 0; i < y; i++)
+	{
+		y1 = Multiply2(x1, x1);
+	}
+	mirkill(x1);
+	return y1;
+}
+
+//大数转换为十六进制串
+char* BigToHexChars2(big x) {
+	mip->IOBASE = 16;
+	char* str = (char*)malloc(sizeof(char) * maxLen);
+	cotstr(x, str);
+	return str;
+}
+
+//十六进制数串转换为大数
+big HexCharsToBig(char* str) {
+	mip->IOBASE = 16;
+	big result = mirvar(0);
+	cinstr(result, str);
+	return result;
+}

BigUtil.h

@@ -0,0 +1,20 @@
+#ifndef BIGUTIL_H
+#define BIGUTIL_H
+
+#include "miracl.h"
+
+extern miracl* mip;
+extern int maxLen;
+
+//big类型基本运算封装
+big Xor2(big x, big y);
+big Add2(big x, big y);
+big Sub2(big x, big y);
+big Multiply2(big x, big y);
+big Divide2(big x, big y);
+big Mod2(big x, big y);
+big Pow2(big x, int y);					// x^y
+char* BigToHexChars2(big x);		//大数转十六进制串
+big HexCharsToBig(char* str);		//十六进制串转大数
+
+#endif

ConstValue.c

@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "ConstValue.h"
+
+char* p = "8542D69E4C044F18E8B92435BF6FF7DE457283915C45517D722EDB8B08F1DFC3";
+char* a = "787968B4FA32C3FD2417842E73BBFEFF2F3C848B6831D7E0EC65228B3937E498";
+char* b = "63E4C6D3B23B0C849CF84241484BFE48F61D59A5B16BA06E6E12D1DA27C5249A";
+char* n = "8542D69E4C044F18E8B92435BF6FF7DD297720630485628D5AE74EE7C32E79B7";
+char* Gx = "421DEBD61B62EAB6746434EBC3CC315E32220B3BADD50BDC4C4E6C147FEDD43D";
+char* Gy = "0680512BCBB42C07D47349D2153B70C4E5D7FDFCBFA36EA1A85841B9E46E09A2";

ConstValue.h

@@ -0,0 +1,11 @@
+#ifndef CONSTVALUE_H
+#define CONSTVALUE_H
+
+extern char* p;	//大素数p
+extern char* a;	//椭圆曲线参数a
+extern char* b;	//椭圆曲线参数b
+extern char* n;	//循环群的阶n
+extern char* Gx;//基点G横坐标
+extern char* Gy;//基点G纵坐标
+
+#endif

EcurveUtil.c

@@ -0,0 +1,43 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "miracl.h"
+
+//新建一个椭圆曲线上的点
+epoint* NewPoint(big x, big y) {
+	epoint* result = epoint_init();
+	epoint_set(x, y, 0, result);
+	return result;
+}
+
+//椭圆曲线上的点相加
+epoint* AddEpoint(epoint* a, epoint* b) {
+	epoint* result = epoint_init();
+	epoint_copy(b, result);
+	ecurve_add(a, result);
+	return result;
+}
+
+//椭圆曲线上的点多倍点运算
+epoint* MultiplyEpoint(big a, epoint* b) {
+	epoint* result = epoint_init();
+	ecurve_mult(a, b, result);
+	return result;
+}
+
+//获得椭圆曲线上点的横坐标
+big PointX(epoint* point) {
+	big x = mirvar(0);
+	big y = mirvar(0);
+	epoint_get(point, x, y);
+	mirkill(y);
+	return x;
+}
+
+//获得椭圆曲线上点的纵坐标
+big PointY(epoint* point) {
+	big x = mirvar(0);
+	big y = mirvar(0);
+	epoint_get(point, x, y);
+	mirkill(x);
+	return y;
+}

EcurveUtil.h

@@ -0,0 +1,15 @@
+#ifndef ECURVEUTIL_H
+#define ECURVEUTIL_H
+
+#include "miracl.h"
+
+extern miracl* mip;
+extern int maxLen;
+
+epoint* NewPoint(big x, big y);			//新建一个椭圆曲线上的点
+epoint* AddEpoint(epoint*, epoint*);	//椭圆曲线上的点相加
+epoint* MultiplyEpoint(big, epoint*);	//椭圆曲线上的点多倍点运算
+big PointX(epoint*);					//获得椭圆曲线上点的横坐标
+big PointY(epoint*);					//获得椭圆曲线上点的纵坐标
+
+#endif

MyString.c

@@ -0,0 +1,13 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include "MyString.h"
+
+//将字符串转换为16进制数串
+char* ConvertStringAsHex(MyString* s) {
+	char* result = (char*)malloc(sizeof(char) * (s->size * 2 + 1));
+	for (int i = 0; i < s->size; i++) {
+		sprintf(&result[i * 2], "%02X", s->data[i]);
+	}
+	result[s->size * 2] = '\0';
+	return result;
+}

MyString.h

@@ -0,0 +1,12 @@
+#ifndef MYSTRING_H
+#define MYSTRING_H
+
+typedef struct MyString
+{
+	unsigned char* data;
+	int size;
+}MyString;
+
+char* ConvertStringAsHex(MyString*);
+
+#endif

SM2.sln

@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30804.86
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "SM2", "SM2.vcxproj", "{4DA8191E-6DE3-4895-B75E-F7B385FCE437}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Debug|x64.ActiveCfg = Debug|x64
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Debug|x64.Build.0 = Debug|x64
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Debug|x86.ActiveCfg = Debug|Win32
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Debug|x86.Build.0 = Debug|Win32
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Release|x64.ActiveCfg = Release|x64
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Release|x64.Build.0 = Release|x64
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Release|x86.ActiveCfg = Release|Win32
+		{4DA8191E-6DE3-4895-B75E-F7B385FCE437}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {76EB429A-3D96-4A62-A2CF-81D3F3C31436}
+	EndGlobalSection
+EndGlobal