微信小程序中如何使用C源代码,或者如何将这个算法函数转成JS可执行的代码?在线等

卡卡西 2018-12-20 08:34:36
我要在微信小程序中做一个计算器,只有一个输入框和一个输出框,用户在输入框中输入一个数字的密码(6-12位)后点计算按钮,系统会根据这个密码加上当前的时间值 做参数,使用TEA算法计算出一个新的密码,15分钟内有效。下面是写好的C代码,想做将它封装成DLL再调用,但是微信小程序是在微信的服务器上,DLL是不会让随便上传和使用吧!哪位大侠可以将这个函数转成可以直接写在微信小程序里的代码,分全送了!!!

test.c源代码如下:
//========================================采用TEA算法,只有滚动密码功能========================================================================================================================
#define mSecDataTempPd 0x5aa555aa
const DWORD coSecDataTempPd = (mSecDataTempPd ^ 0x9e3779b9);
const DWORD coKeyTempPd[] = {0x126f2e1b,0xd1ef3da9,0xa7469115,0x6d83ea82};

/*---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
pData_fGet1TimePd 管理密码(输入),6-12位,无符号字符型数组,数组长度12字节,二机制,比如,密码123456,则输入为{0x01,0x02,0x03,0x04,0x05,0x06,0xff,0xff,0xff,0xff,0xff,0xff}
dTime_fGet1TimePd 时间,以1970年1月1日0点0分0秒到当前时间,所经历的秒钟数,无符号long型变量
pPd_fGet1TimePd 临时密码,输出,无符号字符型数组,长度8字节,二进制。
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
void fGet1TimePd(BYTE* pData_fGet1TimePd,DWORD dTime_fGet1TimePd,BYTE* pPd_fGet1TimePd)
{
DWORD dData_fGet1TimePd[2];
BYTE* pTemp_fGet1TimePd = (BYTE*)dData_fGet1TimePd;
BYTE bTemp_fGet1TimePd;

dTime_fGet1TimePd /= _TempPdCyc_;
for(bTemp_fGet1TimePd = 0;bTemp_fGet1TimePd < 8;bTemp_fGet1TimePd ++)
{
if(bTemp_fGet1TimePd < 6)
{
pTemp_fGet1TimePd[bTemp_fGet1TimePd] = ((pData_fGet1TimePd[bTemp_fGet1TimePd * 2] << 4) & 0xf0) | (pData_fGet1TimePd[bTemp_fGet1TimePd * 2 + 1] & 0x0f);
}
else
{
pTemp_fGet1TimePd[bTemp_fGet1TimePd] = 0;
}

if(bTemp_fGet1TimePd > 3)
{
pTemp_fGet1TimePd[bTemp_fGet1TimePd] ^= (dTime_fGet1TimePd >> ((7 - bTemp_fGet1TimePd) * 8));
}
}
fEncryptTea(&dData_fGet1TimePd[0],&dData_fGet1TimePd[1]);

for(bTemp_fGet1TimePd = 0;bTemp_fGet1TimePd < 8;bTemp_fGet1TimePd ++)
{
pPd_fGet1TimePd[bTemp_fGet1TimePd] = (((pTemp_fGet1TimePd[bTemp_fGet1TimePd] >> 4) & 0x0f) ^ (pTemp_fGet1TimePd[bTemp_fGet1TimePd] & 0x0f)) % 10;
}
}

void fEncryptTea(DWORD *fData1_fEncryptTea,DWORD *fData2_fEncryptTea)
{
DWORD dTemp1_fEncryptTea = *fData1_fEncryptTea;
DWORD dTemp2_fEncryptTea = *fData2_fEncryptTea;
DWORD dSum_fEncryptTea = 0;
DWORD dDelta_fEncryptTea = coSecDataTempPd ^ mSecDataTempPd;
BYTE bTemp_fEncryptTea;

for (bTemp_fEncryptTea = 0;bTemp_fEncryptTea < 8;bTemp_fEncryptTea ++) //8轮运算(需要对应下面的解密核心函数的轮数一样)
{
dSum_fEncryptTea += dDelta_fEncryptTea;
dTemp1_fEncryptTea += ((dTemp2_fEncryptTea << 4) + coKeyTempPd[0]) ^ (dTemp2_fEncryptTea + dSum_fEncryptTea) ^ ((dTemp2_fEncryptTea >> 5) + coKeyTempPd[1]);
dTemp2_fEncryptTea += ((dTemp1_fEncryptTea << 4) + coKeyTempPd[2]) ^ (dTemp1_fEncryptTea + dSum_fEncryptTea) ^ ((dTemp1_fEncryptTea >> 5) + coKeyTempPd[3]);
}

fData1_fEncryptTea[0] = dTemp1_fEncryptTea;
fData2_fEncryptTea[0] = dTemp2_fEncryptTea;
}

test.h源代码如下:
#ifndef _tea_h_
#define _tea_h_

#define _TempPdCyc_ (15 * 60L) //(本地)动态密码周期参数,每次时间变化超过该周期,则动态密码更换一个,该参数以秒钟为单位,(15x60)表示900s(15分钟)。

void fEncryptTea(DWORD *fData1_fEncryptTea,DWORD *fData2_fEncryptTea);
void fDecryptTea(DWORD *fData1_fDecryptTea,DWORD *fData2_fDecryptTea);


#endif

以上就是全部的计算算法代码,请大侠转成在微信小程序中可以使用的语言,在线等,分全送了。
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走路的小鸟儿 2020-09-16
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要改哪个文件呢?是修改c语言源程序,还是修改经过emcc编译来的js代码。
// add.c
#include <time.h>
#include <stdio.h>
#include <string.h>

unsigned int LunarCalendarDay;
unsigned int LunarCalendarTable[199] =
{
0x04AE53,0x0A5748,0x5526BD,0x0D2650,0x0D9544,0x46AAB9,0x056A4D,0x09AD42,0x24AEB6,0x04AE4A,/*1901-1910*/
0x6A4DBE,0x0A4D52,0x0D2546,0x5D52BA,0x0B544E,0x0D6A43,0x296D37,0x095B4B,0x749BC1,0x049754,/*1911-1920*/
0x0A4B48,0x5B25BC,0x06A550,0x06D445,0x4ADAB8,0x02B64D,0x095742,0x2497B7,0x04974A,0x664B3E,/*1921-1930*/
0x0D4A51,0x0EA546,0x56D4BA,0x05AD4E,0x02B644,0x393738,0x092E4B,0x7C96BF,0x0C9553,0x0D4A48,/*1931-1940*/
0x6DA53B,0x0B554F,0x056A45,0x4AADB9,0x025D4D,0x092D42,0x2C95B6,0x0A954A,0x7B4ABD,0x06CA51,/*1941-1950*/
0x0B5546,0x555ABB,0x04DA4E,0x0A5B43,0x352BB8,0x052B4C,0x8A953F,0x0E9552,0x06AA48,0x6AD53C,/*1951-1960*/
0x0AB54F,0x04B645,0x4A5739,0x0A574D,0x052642,0x3E9335,0x0D9549,0x75AABE,0x056A51,0x096D46,/*1961-1970*/
0x54AEBB,0x04AD4F,0x0A4D43,0x4D26B7,0x0D254B,0x8D52BF,0x0B5452,0x0B6A47,0x696D3C,0x095B50,/*1971-1980*/
0x049B45,0x4A4BB9,0x0A4B4D,0xAB25C2,0x06A554,0x06D449,0x6ADA3D,0x0AB651,0x093746,0x5497BB,/*1981-1990*/
0x04974F,0x064B44,0x36A537,0x0EA54A,0x86B2BF,0x05AC53,0x0AB647,0x5936BC,0x092E50,0x0C9645,/*1991-2000*/
0x4D4AB8,0x0D4A4C,0x0DA541,0x25AAB6,0x056A49,0x7AADBD,0x025D52,0x092D47,0x5C95BA,0x0A954E,/*2001-2010*/
0x0B4A43,0x4B5537,0x0AD54A,0x955ABF,0x04BA53,0x0A5B48,0x652BBC,0x052B50,0x0A9345,0x474AB9,/*2011-2020*/
0x06AA4C,0x0AD541,0x24DAB6,0x04B64A,0x69573D,0x0A4E51,0x0D2646,0x5E933A,0x0D534D,0x05AA43,/*2021-2030*/
0x36B537,0x096D4B,0xB4AEBF,0x04AD53,0x0A4D48,0x6D25BC,0x0D254F,0x0D5244,0x5DAA38,0x0B5A4C,/*2031-2040*/
0x056D41,0x24ADB6,0x049B4A,0x7A4BBE,0x0A4B51,0x0AA546,0x5B52BA,0x06D24E,0x0ADA42,0x355B37,/*2041-2050*/
0x09374B,0x8497C1,0x049753,0x064B48,0x66A53C,0x0EA54F,0x06B244,0x4AB638,0x0AAE4C,0x092E42,/*2051-2060*/
0x3C9735,0x0C9649,0x7D4ABD,0x0D4A51,0x0DA545,0x55AABA,0x056A4E,0x0A6D43,0x452EB7,0x052D4B,/*2061-2070*/
0x8A95BF,0x0A9553,0x0B4A47,0x6B553B,0x0AD54F,0x055A45,0x4A5D38,0x0A5B4C,0x052B42,0x3A93B6,/*2071-2080*/
0x069349,0x7729BD,0x06AA51,0x0AD546,0x54DABA,0x04B64E,0x0A5743,0x452738,0x0D264A,0x8E933E,/*2081-2090*/
0x0D5252,0x0DAA47,0x66B53B,0x056D4F,0x04AE45,0x4A4EB9,0x0A4D4C,0x0D1541,0x2D92B5 /*2091-2099*/
};
int MonthAdd[12] = {0,31,59,90,120,151,181,212,243,273,304,334};
int LunarCalendar(int year,int month,int day)
{
int Spring_NY,Sun_NY,StaticDayCount;
int index,flag;
//Spring_NY 记录春节离当年元旦的天数。
//Sun_NY 记录阳历日离当年元旦的天数。
if ( ((LunarCalendarTable[year-1901] & 0x0060) >> 5) == 1)
Spring_NY = (LunarCalendarTable[year-1901] & 0x001F) - 1;
else
Spring_NY = (LunarCalendarTable[year-1901] & 0x001F) - 1 + 31;
Sun_NY = MonthAdd[month-1] + day - 1;
if ( (!(year % 4)) && (month > 2))
Sun_NY++;
//StaticDayCount记录大小月的天数 29 或30
//index 记录从哪个月开始来计算。
//flag 是用来对闰月的特殊处理。
//判断阳历日在春节前还是春节后
if (Sun_NY >= Spring_NY)//阳历日在春节后(含春节那天)
{
Sun_NY -= Spring_NY;
month = 1;
index = 1;
flag = 0;
if ( ( LunarCalendarTable[year - 1901] & (0x80000 >> (index-1)) ) ==0)
StaticDayCount = 29;
else
StaticDayCount = 30;
while (Sun_NY >= StaticDayCount)
{
Sun_NY -= StaticDayCount;
index++;
if (month == ((LunarCalendarTable[year - 1901] & 0xF00000) >> 20) )
{
flag = ~flag;
if (flag == 0)
month++;
}
else
month++;
if ( ( LunarCalendarTable[year - 1901] & (0x80000 >> (index-1)) ) ==0)
StaticDayCount=29;
else
StaticDayCount=30;
}
day = Sun_NY + 1;
}
else //阳历日在春节前
{
Spring_NY -= Sun_NY;
year--;
month = 12;
if ( ((LunarCalendarTable[year - 1901] & 0xF00000) >> 20) == 0)
index = 12;
else
index = 13;
flag = 0;
if ( ( LunarCalendarTable[year - 1901] & (0x80000 >> (index-1)) ) ==0)
StaticDayCount = 29;
else
StaticDayCount = 30;
while (Spring_NY > StaticDayCount)
{
Spring_NY -= StaticDayCount;
index--;
if (flag == 0)
month--;
if (month == ((LunarCalendarTable[year - 1901] & 0xF00000) >> 20))
flag = ~flag;
if ( ( LunarCalendarTable[year - 1901] & (0x80000 >> (index-1)) ) ==0)
StaticDayCount = 29;
else
StaticDayCount = 30;
}
day = StaticDayCount - Spring_NY + 1;
}
LunarCalendarDay |= day;
LunarCalendarDay |= (month << 6);
if (month == ((LunarCalendarTable[year - 1901] & 0xF00000) >> 20))
return 1;
else
return 0;
}
int main(){
const char *ChDay[] = {"*","初一","初二","初三","初四","初五",
"初六","初七","初八","初九","初十",
"十一","十二","十三","十四","十五",
"十六","十七","十八","十九","二十",
"廿一","廿二","廿三","廿四","廿五",
"廿六","廿七","廿八","廿九","三十"
};
const char *ChMonth[] = {"*","正","二","三","四","五","六","七","八","九","十","十一","腊"};
struct tm * Local;
long t;
int year,month,day;
char str[13] = "";
year = 2020;
month = 9;
day = 5;
printf("请依次输入公历的年月日(例如2013年1月2日,输入:2013-1-2)");
scanf("%d-%d-%d", &year, &month, &day);
printf("%d年%d月%d日\n",year,month,day);
if (LunarCalendar(year,month,day))
{
strcat(str,"闰");
strcat(str,ChMonth[(LunarCalendarDay & 0x3C0) >> 6]);
}
else
strcat(str,ChMonth[(LunarCalendarDay & 0x3C0) >> 6]);
strcat(str,"月");
strcat(str,ChDay[LunarCalendarDay & 0x3F]);
puts(str);
getchar();
while(1);
}

我这里需要注意什么,若能指点一二,不胜感激。
a849511441 2019-01-17
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我这几天就是用C的一个算法文件 全部转成了小程序的的jS文件 ,期间最大的问题还是JS 大数计算后 溢出后不准确的问题 达到了一定的值js就不准确了 就是会出错 用bignumber JS 库可以解决大部分问题
a849511441 2019-01-17
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这个c语言的程序 可以直接写成.js文件 ,js是支持c 的全部操作的,区别在 c 中的 >> js 要改成 >>> 无符号右移 在unsigned char js 中要 吧数字&0xff 其余的都是一样的用
卡卡西 2018-12-21
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网上说Mandreel工具可以自动转换,在哪里下载这个工具啊?找了半天也找不到。
卡卡西 2018-12-20
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没人会吗?急啊!
卡卡西 2018-12-20
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在线等!我等,我等,我等等等

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