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