#include "tctl.h"
#include "../sys/ioctl.h"

#define GET_WIN_SIZE 0x5413
#define SET_WIN_SIZE 0x5414
#define TC_GET_ATTR  0x5401
#define TC_SET_ATTR  0x5402
#define FD_FLUSH     0x000b
#define ICANON       000002
#define ECHO         000010

window_size_t tctl_get_window_size()
{
	window_size_t ws;
	ioctl(1, GET_WIN_SIZE, &ws);
	return ws;
}


void tctl_set_window_size(window_size_t size)
{
	ioctl(1, SET_WIN_SIZE, &size);
}


int isatty()
{
	termios_t term;
	return ioctl(1, TC_GET_ATTR, &term) == 0;
}


int tcgetattr(int fd, termios_t *termios)
{
	return ioctl(fd, TC_GET_ATTR, termios);
}


void tcsetattr(int fd, termios_t *termios)
{
	ioctl(fd, TC_SET_ATTR, termios);
}


void setcanonical(termios_t *term, int is_canonical)
{
	if (is_canonical)
		term->c_lflag |= ICANON;
	else
		term->c_lflag &= ~ICANON;
}


void setecho(termios_t *term, int is_echo)
{
	if (is_echo)
		term->c_lflag |= ECHO;
	else
		term->c_lflag &= ~ECHO;
}


void flush(unsigned int fd)
{
	ioctl(fd, FD_FLUSH, 0);
}