[C언어] parse Mac Address

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

int parse_mac_address(char  *strNum,  uchar_t rslt_hex[]) {     int     enteredNum = 0;     int     orgIndex = 0;     int     oprIndex = 0;     char    numChar[100];         while(orgIndex <= strlen(strNum))     {         if (strNum[orgIndex] == ':' || strNum[orgIndex] == '\0')         {             numChar[oprIndex] = '\0';             if (strlen(numChar) > 2 )                 return -1;                           rslt_hex[enteredNum++] = strtoul(numChar, NULL, 16);             oprIndex = 0;         }         else         {             if(strNum[orgIndex] >'F' || strNum[orgIndex] < '0')                 return(-1);               numChar[oprIndex++] = strNum[orgIndex];         }         orgIndex++;     }       return (enteredNum); }

입력 포맷 : AA:BB:CC:11:22:33
저장 포맷 : unsigned char rslt_hex[6]