[Linux] Writing input event directly.

This is a kind of reminder.
(On Android)

Source code.

linux/input.h
    struct input_event;
: write 'struct input_event' to input event node.
ex.
    struct input_event ev;
    ...
    write(fd, &ev, sizeof(ev));
    ...

File system

/dev/input/*, /proc/bus/input/*

Touch event 
 

	type	code	value
<common>	EV_ABS EV_ABS	ABS_X ABS_Y	<value> <value>
Press (or Drag)Release	EV_KEY EV_KEY	BTN_TOUCH BTN_TOUCH	1 0
<common>	EV_SYN	0	0

Key event

	type	code	value
Press	EV_KEY	<key code>	1
Release	EV_KEY	<key code>	0

Done.