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/* 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));
}