38 lines
841 B
C
38 lines
841 B
C
/* sendevent.c - Send Linux input events.
|
|
*
|
|
* Copyright 2016 The Android Open Source Project
|
|
|
|
USE_SENDEVENT(NEWTOY(sendevent, "<4>4", TOYFLAG_USR|TOYFLAG_SBIN))
|
|
|
|
config SENDEVENT
|
|
bool "sendevent"
|
|
default y
|
|
depends on TOYBOX_ON_ANDROID
|
|
help
|
|
usage: sendevent DEVICE TYPE CODE VALUE
|
|
|
|
Sends a Linux input event.
|
|
*/
|
|
|
|
#define FOR_sendevent
|
|
#include "toys.h"
|
|
|
|
#include <linux/input.h>
|
|
|
|
void sendevent_main(void)
|
|
{
|
|
int fd = xopen(*toys.optargs, O_RDWR);
|
|
int version;
|
|
struct input_event ev;
|
|
|
|
if (ioctl(fd, EVIOCGVERSION, &version))
|
|
perror_exit("EVIOCGVERSION failed for %s", *toys.optargs);
|
|
|
|
memset(&ev, 0, sizeof(ev));
|
|
// TODO: error checking and support for named constants.
|
|
ev.type = atoi(toys.optargs[1]);
|
|
ev.code = atoi(toys.optargs[2]);
|
|
ev.value = atoi(toys.optargs[3]);
|
|
xwrite(fd, &ev, sizeof(ev));
|
|
}
|