/***********************************************************************************
 *                   ------------------------------------------                    *
 *                   P R O G R A M        D E S C R I P T I O N                    *
 *                   ------------------------------------------                    *
 *                   Module Name   :                                         *
 *                   Creator       :  À¯±¤Ãá
 *                   DESCRIPTION   :   
 *                   CREATE-DATE   :  2012.08.
 ***********************************************************************************
 *  <<¼öÁ¤»çÇ×>>                                                                   *
 *   Modifier    DATE      DESC                                                    *
 *   --------    --------  ------------------------------------------------        *
 *                                                                                 *
 ***********************************************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define SUCC 0
#define FAIL -1

/*---------------------------------------------------------------------------------* 
 * G L O B A L   F U N C T I O N S                                                                
 *---------------------------------------------------------------------------------*/
typedef struct{
   unsigned char  tmpd   [10 +1];
   unsigned char  HValue [10 +1];
   unsigned char  HValue1[ 4 +1];
   unsigned char  HValue2[ 4 +1];
   int HexToInt   ;
   int number     ;
   int Hexa       ;
}WK_HEXA;

/*---------------------------------------------------------------------------------* 
 * F U C T I O N   P R O T O T Y P E
 *---------------------------------------------------------------------------------*/
int HEXA_Q100(WK_HEXA *pwk_hexa);
void VAR_TO_HEXA(void *vlu, int len, char *rStr);

int Index     =0 ;

int main(void)
{
   WK_HEXA wk_hexa,*pwk_hexa;
   memset(&wk_hexa   ,  0X00,  sizeof(wk_hexa)    );
   pwk_hexa = &wk_hexa;

   strncpy(pwk_hexa->HValue ,"0x",2);
   strncpy(pwk_hexa->HValue1,"0x",2);
   strncpy(pwk_hexa->HValue2,"0x",2);

   printf("*---------------------------*\n");
   printf("*        HexToInt           *\n");
   printf("*---------------------------*\n");
   printf("Á¤¼ö¸¦ ÀÔ·ÂÇϼ¼¿ä. : ");
   scanf("%d",&pwk_hexa->number);

   if(pwk_hexa->number > 65536 || pwk_hexa->number <0)
   {
	 printf("0º¸´Ù Å©°í 65536º¸´Ù ÀÛÀº Á¤¼ö¸¦ ÀÔ·ÂÇϼ¼¿ä\n");
	 return FAIL;
   }

   HEXA_Q100(pwk_hexa);

   printf("\n");
   printf("*---------------------------*\n");
   printf(" Hexa         :[%s] \n",&(pwk_hexa->HValue) );
   printf(" HexToInt     :[%d] \n",pwk_hexa->HexToInt);
   printf(" Hexa1        :[%s] \n",&(pwk_hexa->HValue1));
   printf(" Hexa2        :[%s] \n",&(pwk_hexa->HValue2));
   printf("*---------------------------*\n");

   return SUCC;
};

/*»ùÇÿ¹Á¦ Å×½ºÆ®*/
int HEXA_Q100(WK_HEXA *pwk_hexa)
{
   for(Index = 0;Index<4 ;Index++)
   {
      pwk_hexa->Hexa = (pwk_hexa->number >> (12-Index*4)) & 0x000F;

      strncpy(pwk_hexa->tmpd, (char *)(&pwk_hexa->Hexa),1);
      VAR_TO_HEXA(&pwk_hexa->Hexa,sizeof(pwk_hexa->Hexa), (char *)pwk_hexa->tmpd);
      sprintf(&pwk_hexa->HValue[Index+2],"%x",pwk_hexa->Hexa);

      pwk_hexa->HexToInt  = pwk_hexa->HexToInt + ( (pwk_hexa->Hexa)<<( 12-Index*4  ) ); 

   }
 
   strncpy(pwk_hexa->HValue1+2,pwk_hexa->HValue+2,2);
   strncpy(pwk_hexa->HValue2+2,pwk_hexa->HValue+4,2);
 
   return SUCC;
};


void VAR_TO_HEXA(void *vlu, int len, char *rStr)
{
    unsigned char *sVlu = vlu   ;
    register int  i             ;

    for(i=0;i<len;i++)
    {
        sprintf(rStr + (i << 1), "%02x", *(sVlu + i));
    };
};