rili.c

阳历转阴历的算法（2001-2099年）

阳历转阴历算法程序[转]
pufan 发表于 2007-8-4 13:29:00 1
推荐阳历转阴历算法程序:

/**************************
FileName: Calendar.C
Author : Wyl
Date : 2007.6.10
Function:SolarCal to LunarCal Conversion.2001-2099.
****************************/

/***************************
//
//Function maybe called:

uint  Conversion (uchar year,uchar month,uchar day);//bit[15-9]--year,bit[8-5]--month,bit[4-0]--day
uchar  Converweek (uchar year,uchar month,uchar day);
//(dat format: Binary.) 
****************************/

＃i nclude<_REG52_.h> 
/*
每年用3个字节来表示，第一个字节的高4位表示闰年的月份;
第一个字节的低4位~第三个字节的最高位表示每个月大小，1为大，0为小，
如果有闰月，闰月是插在中间(即如闰五月小，则第六位0,第五位为五月);
第三字节的5,6位及4-0位表示元旦与春节的间隔天数，5，6为0时天数为B4-B0,5,6不为0时天数为30+B4-B0;
*/
uchar code  year_code[]=
{ 
   0x4d,0x4A,0xB8,  //2001
   0x0d,0x4A,0x4C,  //2002
   0x0d,0xA5,0x41,  //2003
   0x25,0xAA,0xB6,  //2004
   0x05,0x6A,0x49,  //2005
   0x7A,0xAd,0xBd,  //2006
   0x02,0x5d,0x52,  //2007
   0x09,0x2d,0x47,  //2008
   0x5C,0x95,0xBA,  //2009
   0x0A,0x95,0x4e,  //2010
   0x0B,0x4A,0x43,  //2011
   0x4B,0x55,0x37,  //2012
   0x0A,0xd5,0x4A,  //2013
   0x95,0x5A,0xBf,  //2014
   0x04,0xBA,0x53,  //2015
   0x0A,0x5B,0x48,  //2016
   0x65,0x2B,0xBC,  //2017
   0x05,0x2B,0x50,  //2018
   0x0A,0x93,0x45,  //2019
   0x47,0x4A,0xB9,  //2020
   0x06,0xAA,0x4C,  //2021
   0x0A,0xd5,0x41,  //2022
   0x24,0xdA,0xB6,  //2023
   0x04,0xB6,0x4A,  //2024
   0x69,0x57,0x3d,  //2025
   0x0A,0x4e,0x51,  //2026
   0x0d,0x26,0x46,  //2027
   0x5e,0x93,0x3A,  //2028
   0x0d,0x53,0x4d,  //2029
   0x05,0xAA,0x43,  //2030
   0x36,0xB5,0x37,  //2031
   0x09,0x6d,0x4B,  //2032
   0xB4,0xAe,0xBf,  //2033
   0x04,0xAd,0x53,  //2034
   0x0A,0x4d,0x48,  //2035
   0x6d,0x25,0xBC,  //2036
   0x0d,0x25,0x4f,  //2037
   0x0d,0x52,0x44,  //2038
   0x5d,0xAA,0x38,  //2039
   0x0B,0x5A,0x4C,  //2040
   0x05,0x6d,0x41,  //2041
   0x24,0xAd,0xB6,  //2042
   0x04,0x9B,0x4A,  //2043
   0x7A,0x4B,0xBe,  //2044
   0x0A,0x4B,0x51,  //2045
   0x0A,0xA5,0x46,  //2046
   0x5B,0x52,0xBA,  //2047
   0x06,0xd2,0x4e,  //2048
   0x0A,0xdA,0x42,  //2049
   0x35,0x5B,0x37,  //2050
   0x09,0x37,0x4B,  //2051
   0x84,0x97,0xC1,  //2052
   0x04,0x97,0x53,  //2053
   0x06,0x4B,0x48,  //2054
   0x66,0xA5,0x3C,  //2055
   0x0e,0xA5,0x4f,  //2056
   0x06,0xB2,0x44,  //2057
   0x4A,0xB6,0x38,  //2058
   0x0A,0xAe,0x4C,  //2059
   0x09,0x2e,0x42,  //2060
   0x3C,0x97,0x35,  //2061
   0x0C,0x96,0x49,  //2062
   0x7d,0x4A,0xBd,  //2063
   0x0d,0x4A,0x51,  //2064
   0x0d,0xA5,0x45,  //2065
   0x55,0xAA,0xBA,  //2066
   0x05,0x6A,0x4e,  //2067
   0x0A,0x6d,0x43,  //2068
   0x45,0x2e,0xB7,  //2069
   0x05,0x2d,0x4B,  //2070
   0x8A,0x95,0xBf,  //2071
   0x0A,0x95,0x53,  //2072
   0x0B,0x4A,0x47,  //2073
   0x6B,0x55,0x3B,  //2074
   0x0A,0xd5,0x4f,  //2075
   0x05,0x5A,0x45,  //2076
   0x4A,0x5d,0x38,  //2077
   0x0A,0x5B,0x4C,  //2078
   0x05,0x2B,0x42,  //2079
   0x3A,0x93,0xB6,  //2080
   0x06,0x93,0x49,  //2081
   0x77,0x29,0xBd,  //2082
   0x06,0xAA,0x51,  //2083
   0x0A,0xd5,0x46,  //2084
   0x54,0xdA,0xBA,  //2085
   0x04,0xB6,0x4e,  //2086
   0x0A,0x57,0x43,  //2087
   0x45,0x27,0x38,  //2088
   0x0d,0x26,0x4A,  //2089
   0x8e,0x93,0x3e,  //2090
   0x0d,0x52,0x52,  //2091
   0x0d,0xAA,0x47,  //2092
   0x66,0xB5,0x3B,  //2093
   0x05,0x6d,0x4f,  //2094
   0x04,0xAe,0x45,  //2095
   0x4A,0x4e,0xB9,  //2096
   0x0A,0x4d,0x4C,  //2097
   0x0d,0x15,0x41,  //2098
   0x2d,0x92,0xB5,  //2099
};

uchar code  day_code1[9]={0x0,0x1f,0x3b,0x5a,0x78,0x97,0xb5,0xd4,0xf3};
uint code  day_code2[3]={0x111,0x130,0x14e};

bit get_moon_day(uchar month_p,uint table_addr)
{
 switch (month_p){
  case 1: {if((year_code[table_addr]&0x08)==0) return(0);else return(1);}
  case 2: {if((year_code[table_addr]&0x04)==0) return(0);else return(1);}
  case 3: {if((year_code[table_addr]&0x02)==0) return(0);else return(1);}
  case 4: {if((year_code[table_addr]&0x01)==0) return(0);else return(1);}
  case 5: {if((year_code[table_addr+1]&0x80)==0) return(0);else return(1);}
  case 6: {if((year_code[table_addr+1]&0x40)==0) return(0);else return(1);}
  case 7: {if((year_code[table_addr+1]&0x20)==0) return(0);else return(1);}
  case 8: {if((year_code[table_addr+1]&0x10)==0) return(0);else return(1);}
  case 9: {if((year_code[table_addr+1]&0x08)==0) return(0);else return(1);}
  case 10: {if((year_code[table_addr+1]&0x04)==0) return(0);else return(1);}
  case 11: {if((year_code[table_addr+1]&0x02)==0) return(0);else return(1);}
  case 12: {if((year_code[table_addr+1]&0x01)==0) return(0);else return(1);}
  case 13: {if((year_code[table_addr+2]&0x80)==0) return(0);else return(1);}
 }
}

uint Conversion(uchar year,uchar month,uchar day)
 {  
   uchar  temp1,temp2,temp3,month_p;
  uint  temp4,table_addr;
  uint dat_return,dat_buffer; 
   bit  flag_y,Rflag=0;		//Rflag闰月标示
  table_addr=(year-1)*3;   
   temp1=year_code[table_addr+2]&0x60; 
   temp1=_cror_(temp1,5);   			//_cror_循环右移
   temp2=year_code[table_addr+2]&0x1f;    
   if(temp1==0x1)
   {  
      temp3=temp2-1;  
    }  
   else
   {
      temp3=temp2+0x1f-1;  
    }   
   if (month<10)
   { 
      temp4=day_code1[month-1]+day-1;
    }
   else
   {
      temp4=day_code2[month-10]+day-1;
    }
   if ((month>0x2)&&(year%0x4==0))
   { 
      temp4+=1;
    }  
   if (temp4>=temp3)
   { 
      temp4-=temp3;
     month=0x1;
      month_p=0x1;  
      flag_y=0;
      if(get_moon_day(month_p,table_addr)==0)temp1=0x1d; 
     else temp1=0x1e; 
      temp2=year_code[table_addr]/16;  
      while(temp4>=temp1)
     {	Rflag=0;///////////////////////////////
         temp4-=temp1;
         month_p+=1;
         if(month==temp2)
       {
           flag_y=~flag_y;Rflag^=1;
           if(flag_y==0){month+=1;}//添加了闰月标示Rflag
          }
         else month+=1;
         if(get_moon_day(month_p,table_addr)==0)temp1=0x1d;
         else temp1=0x1e;
       }
      day=temp4+1;
    }
   else
   { 
        temp3-=temp4;
       year-=1;
      table_addr-=0x3;
      month=0xc;
      temp2=year_code[table_addr]/16;
	  if(month==temp2)Rflag=1;///////////////////////////
      if (temp2==0)month_p=0xc; 
      else month_p=0xd;  
      flag_y=0;
      if(get_moon_day(month_p,table_addr)==0)temp1=0x1d;
      else temp1=0x1e;
      while(temp3>temp1)
     {	Rflag=0;//////////////////////////
         temp3-=temp1;
         month_p-=1;
         if(flag_y==0)month-=1;
         if(month==temp2){flag_y=~flag_y;Rflag=1;}//////////////////////////
         if(get_moon_day(month_p,table_addr)==0)temp1=0x1d;
         else temp1=0x1e;
     }
      day=temp1-temp3+1;
    }    
  dat_buffer=0;
  dat_return=0;
  /////////////////////////////
  dat_buffer=(unint)Rflag;
  dat_buffer<<=15;
  dat_return|=dat_buffer;
  //////////////////////////////
  dat_buffer=(uint)year;
  dat_buffer<<=9;
  dat_return|=dat_buffer;
  dat_buffer=(uint)month;
  dat_buffer<<=5;
  dat_return|=dat_buffer;
  dat_return|=(uint)day;
  return dat_return;
 }


uchar  code  table_week[12]={0,3,3,6,1,4,6,2,5,0,3,5}; //月修正数据表

uchar Converweek(uchar year,uchar month,uchar day)
 {
   uchar temp2;
  uchar week_dat;
  year+=100;   
   temp2=year+year/0x4;
   temp2=temp2%0x7;  
   temp2=temp2+day+table_week[month-1];
   if (year%0x4==0&&month<3)temp2-=1;
   week_dat=temp2%0x7;
  return week_dat;
 }