C语言实现进制转换、移位运算小工具

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <conio.h>
#include <stdarg.h>
#include <ctype.h>
#include "conversion.h"

char MainMenu(); //主菜单
void pause(const char *str, ...); //暂停程序
void TransformMenu(); //进制转换菜单
void AddMenu(); //进制加法菜单
void getAddNumbers(int* a, int* b); //获取用户输入
void getNumberAndPos(int* number, int* pos); //获取用户输入
void DisplacementMenu(); //移位运算菜单

int main() //主函数
{
    char menuID;

    while (1)
	{
		menuID = MainMenu();
		switch (menuID)
		{
		case '0':
		    pause("感谢使用，再见！");
			exit(EXIT_SUCCESS);
        case '1':
            TransformMenu();
            break;
		case '2':
		    AddMenu();
			break;
        case '3':
            DisplacementMenu();
            break;
		default:
			pause("输入有误！请重新输入...");
			break;
		}
	}

    return 0;
}


char MainMenu() //程序主菜单
{
    char menuID;
	system("cls");
	printf("*************************************\n");
	printf("*         欢迎使用科学计算器        *\n");
	printf("*************************************\n");
	printf("*          1.进制转换               *\n");
	printf("*          2.进制加法               *\n");
	printf("*          3.移位运算               *\n");
	printf("*          0.退出系统               *\n");
	printf("*************************************\n");
	printf("*          请选择您的操作           *\n");
	printf("*************************************\n");
	fflush(stdin);
	menuID = getch();

	return menuID;
}

//进制转换功能菜单
void TransformMenu()
{
    char menuID = 1;
    int a, b, na, nb, *trasa = NULL, *trasb = NULL;
	while (menuID)
	{
		system("cls");
		printf("**************************************\n");
		printf("*              进制转换              *\n");
		printf("**************************************\n");
		printf("*             1.二进制               *\n");
		printf("*             2.八进制               *\n");
		printf("*             3.十六进制             *\n");
		printf("*             4.返回主菜单           *\n");
		printf("**************************************\n");
		printf("*           请选择您的操作           *\n");
		printf("**************************************\n");
		fflush(stdin);
		menuID = getch();
		switch (menuID)
		{
		case '1':
            getAddNumbers(&a, &b);
            trasa = Transform(a, 2, &na);
            printf("\na = %d = ", a);
            printBinary(trasa, na);
            trasb = Transform(b, 2, &nb);
            printf("b = %d = ", b);
            printBinary(trasb, nb);
            freeData(trasa, trasb, NULL);
            pause("\n按任意键返回...");
			break;
        case '2':
            getAddNumbers(&a, &b);
            trasa = Transform(a, 8, &na);
            printf("\na = %d = ", a);
            printBinary(trasa, na);
            trasb = Transform(b, 8, &nb);
            printf("b = %d = ", b);
            printBinary(trasb, nb);
            freeData(trasa, trasb, NULL);
            pause("\n按任意键返回...");
            break;
        case '3':
            getAddNumbers(&a, &b);
            trasa = Transform(a, 16, &na);
            printf("\na = %d = ", a);
            printBinary(trasa, na);
            trasb = Transform(b, 16, &nb);
            printf("b = %d = ", b);
            printBinary(trasb, nb);
            freeData(trasa, trasb, NULL);
            pause("\n按任意键返回...");
            break;
		case '4':
			menuID = 0;
			break;
		default:
			pause("输入有误！请重新输入...");
			break;
		}
	}
}

//进制加法功能菜单
void AddMenu()
{
    char menuID = 1;
    int a, b, na, nb, *trasa = NULL, *trasb = NULL, *res = NULL;
	while (menuID)
	{
		system("cls");
		printf("**************************************\n");
		printf("*              进制加法              *\n");
		printf("**************************************\n");
		printf("*             1.二进制               *\n");
		printf("*             2.八进制               *\n");
		printf("*             3.十六进制             *\n");
		printf("*             4.返回主菜单           *\n");
		printf("**************************************\n");
		printf("*           请选择您的操作           *\n");
		printf("**************************************\n");
		fflush(stdin);
		menuID = getch();
		switch (menuID)
		{
		case '1':
            getAddNumbers(&a, &b);
            trasa = Transform(a, 2, &na);
            printf("\na = %d = ", a);
            printBinary(trasa, na);
            trasb = Transform(b, 2, &nb);
            printf("b = %d = ", b);
            printBinary(trasb, nb);
            res = Add(trasa, na, trasb, nb, 2);
            printf("\na + b = %d = ", a + b);
            printBinary(res, (fmax(na, nb) / 8 + 1) * 8);
            freeData(trasa, trasb, res);
            pause("\n按任意键返回...");
			break;
        case '2':
            getAddNumbers(&a, &b);
            trasa = Transform(a, 8, &na);
            printf("\na = %d = ", a);
            printBinary(trasa, na);
            trasb = Transform(b, 8, &nb);
            printf("b = %d = ", b);
            printBinary(trasb, nb);
            res = Add(trasa, na, trasb, nb, 8);
            printf("\na + b = %d = ", a + b);
            printBinary(res, (fmax(na, nb) / 8 + 1) * 8);
            freeData(trasa, trasb, res);
            pause("\n按任意键返回...");
            break;
        case '3':
            getAddNumbers(&a, &b);
            trasa = Transform(a, 16, &na);
            printf("\na = %d = ", a);
            printBinary(trasa, na);
            trasb = Transform(b, 16, &nb);
            printf("b = %d = ", b);
            printBinary(trasb, nb);
            res = Add(trasa, na, trasb, nb, 16);
            printf("\na + b = %d = ", a + b);
            printBinary(res, (fmax(na, nb) / 8 + 1) * 8);
            freeData(trasa, trasb, res);
            pause("\n按任意键返回...");
            break;
		case '4':
			menuID = 0;
			break;
		default:
			pause("输入有误！请重新输入...");
			break;
		}
	}
}

void DisplacementMenu() //移位运算菜单
{
    char menuID = 1;
    int a, b, na, r, nr, *trasa = NULL, *res = NULL;
	while (menuID)
	{
		system("cls");
		printf("**************************************\n");
		printf("*              移位运算              *\n");
		printf("**************************************\n");
		printf("*             1.左移               *\n");
		printf("*             2.右移               *\n");
		printf("*             3.返回主菜单           *\n");
		printf("**************************************\n");
		printf("*           请选择您的操作           *\n");
		printf("**************************************\n");
		fflush(stdin);
		menuID = getch();
		switch (menuID)
		{
		case '1':
            getNumberAndPos(&a, &b);
            printf("\nnumber = %d = ", a);
            trasa = Transform(a, 2, &na);
            printBinary(trasa, na);
            printf("pos = %d\n", b);
            r = a<<b;
            printf("\n%d 左移  %d  位 = %d, 二进制: ", a, b, r);
            res = Transform(r, 2, &nr);
            printBinary(res, nr);
            freeData(trasa, NULL, res);
            pause("\n按任意键返回...");
			break;
        case '2':
            getNumberAndPos(&a, &b);
            printf("\nnumber = %d = ", a);
            trasa = Transform(a, 2, &na);
            printBinary(trasa, na);
            printf("pos = %d\n", b);
            r = a>>b;
            printf("\n%d 右移  %d  位 = %d, 二进制: ", a, b, r);
            res = Transform(r, 2, &nr);
            printBinary(res, nr);
            freeData(trasa, NULL, res);
            pause("\n按任意键返回...");
			break;
            break;
		case '3':
			menuID = 0;
			break;
		default:
			pause("输入有误！请重新输入...");
			break;
		}
	}
}

//获取用户输入的两个整数
void getAddNumbers(int* a, int* b)
{
    printf("请输入要进行运算的两个整数: \n");
    scanf("%d %d", a, b);
    return;
}

//输入要移位的数和移动的位数
void getNumberAndPos(int* number, int* pos)
{
    printf("请输入要移位的数和移动的位数: (num pos)\n");
    scanf("%d %d", number, pos);
    return;
}

//暂停程序
void pause(const char *str, ...)
{
	va_list vl;
	char buf[500] = {0};
	va_start(vl, str);
	vsnprintf(buf, 500, str, vl);
	va_end(vl);
	printf(buf);
	getch();
	printf("\n");
}