From 85523de2316b0d0882c5e4648ad807eb72753051 Mon Sep 17 00:00:00 2001
From: xdavidwu <xdavidwuph@gmail.com>
Date: Mon, 16 May 2022 01:16:24 +0800
Subject: [PATCH] add evdev::uinput

---
 evdev/uinput/types.ha  |  5 +++++
 evdev/uinput/uinput.ha | 27 +++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 evdev/uinput/types.ha
 create mode 100644 evdev/uinput/uinput.ha

diff --git a/evdev/uinput/types.ha b/evdev/uinput/types.ha
new file mode 100644
index 0000000..7a62b7f
--- /dev/null
+++ b/evdev/uinput/types.ha
@@ -0,0 +1,5 @@
+use io;
+
+export type uinput = *void;
+
+export def OPEN_MANAGED: io::file	= -2;
diff --git a/evdev/uinput/uinput.ha b/evdev/uinput/uinput.ha
new file mode 100644
index 0000000..e8bc1a5
--- /dev/null
+++ b/evdev/uinput/uinput.ha
@@ -0,0 +1,27 @@
+use evdev;
+use io;
+use rt;
+
+export fn create_from_device(dev: evdev::libevdev, fd: io::file)
+			(uinput | rt::errno) = {
+	let handle = null: uinput;
+	const r = c_libevdev_uinput_create_from_device(dev, fd: int, &handle);
+	if (r < 0) {
+		return (-r): rt::errno;
+	};
+	return handle;
+};
+
+export fn write_event(uinput_dev: uinput, event_type: uint, code: uint, value: int)
+		(void | rt::errno) = {
+	const r = c_libevdev_uinput_write_event(uinput_dev, event_type, code, value);
+	if (r < 0) {
+		return (-r): rt::errno;
+	};
+};
+
+@symbol("libevdev_uinput_create_from_device") fn c_libevdev_uinput_create_from_device(
+	dev: evdev::libevdev, uinput_fd: int, uinput_dev: *uinput) int;
+export @symbol("libevdev_uinput_destroy") fn destroy(dev: uinput) void;
+@symbol("libevdev_uinput_write_event") fn c_libevdev_uinput_write_event(
+	uinput_dev: uinput, etype: uint, code: uint, value: int) int;
-- 
2.45.2