STDCXX PSEUDOCODE

void init()
initialise %appdata% location
initialise cache files location (cache.txt and cache.bin)
RETURN


void getUserMenuChoice(char buffer[], int size, char *errMsg)
WHILE TRUE
	use fgets() to get userinput
	trimmedCharArr = trimwhitespace(buffer)
	IF trimmedCharArr have string length not equal to 1
		print errMsg
		CONTINUE
	END IF
	BREAK
END WHILE
string copy trimmedCharArr back to buffer
RETURN


int chkFileExist(char *dir)
Open file pointer pointing to dir
IF file opened successfully
	Check file size
	IF file size == 0
		close file pointer
		RETURN 0
	END IF
	close file pointer
	RETURN 1
END IF
RETURN 0


char *trimmedCharArr(char *str)
WHILE str is pointing at space character
	move str pointer to the right by 1
END WHILE
IF str ended up pointing to '\0'
	RETURN str
initialise end pointer pointer to last character of the str
WHILE end pointer is pointing at space character
	move end pointer to the left by 1
END WHILE
null terminate the trimmed str (end[1] = '\0')
RETURN str


s_input(char *str, int size)
rewind standard input
use fgets() to get userinput
Remove '\n' from input (becausee fgets() collect '\n')
rewind standard input
RETURN


void getSystemDate(char dateVar[])
Get systemdate and store in dateVar provided
RETURN


void getSystemTime(char timeVar[])
Get systemtime and store in timeVar provided
RETURN


int validateDate(int dd, int mm, int yy)
Checks for lunar years and month-end dates
IF any tests failed
	RETURN 0
END IF
RETURN 1


int validateTime(int h, int m, int s)
checks for invalid time (negative numbers and such)
IF any tests failed
	RETURN 0
END IF
RETURN 1


int compareTime(int h1, int m1, int s1, int h2, int m2, int s2)
IF both time are the same
	RETURN 0
END IF
Compare hours, minutues then seconds
IF any inequalities found
	RETURN 1 if time1 is later than time2
	RETURN -1 if time2 is later than time1
END IF


int compareDate(int dd1, int mm1, int yy1, int dd2, int mm2, int yy2)
IF both date are the same
	RETURN 0
END IF
Compare years, months, days
IF any inequalities found
	RETURN 1 if date1 is later than date2
	RETURN -1 if date2 is later than date1
END IF