cli: add an input subcommand

wire/jay_compositor.txt

@@ -69,6 +69,10 @@ msg get_randr = 16 {
     id: id(jay_randr),
 }
 
+msg get_input = 17 {
+    id: id(jay_input),
+}
+
 # events
 
 msg client_id = 0 {

wire/jay_input.txt

@@ -0,0 +1,140 @@
+# requests
+
+msg destroy = 0 {
+
+}
+
+msg get_all = 1 {
+
+}
+
+msg set_repeat_rate = 2 {
+    seat: str,
+    repeat_rate: i32,
+    repeat_delay: i32,
+}
+
+msg set_keymap = 3 {
+    seat: str,
+    keymap: fd,
+    keymap_len: u32,
+}
+
+msg use_hardware_cursor = 4 {
+    seat: str,
+    use_hardware_cursor: u32,
+}
+
+msg get_keymap = 5 {
+    seat: str,
+}
+
+msg set_accel_profile = 6 {
+    id: u32,
+    profile: i32,
+}
+
+msg set_accel_speed = 7 {
+    id: u32,
+    speed: pod(f64),
+}
+
+msg set_tap_enabled = 8 {
+    id: u32,
+    enabled: u32,
+}
+
+msg set_tap_drag_enabled = 9 {
+    id: u32,
+    enabled: u32,
+}
+
+msg set_tap_drag_lock_enabled = 10 {
+    id: u32,
+    enabled: u32,
+}
+
+msg set_left_handed = 11 {
+    id: u32,
+    enabled: u32,
+}
+
+msg set_natural_scrolling = 12 {
+    id: u32,
+    enabled: u32,
+}
+
+msg set_px_per_wheel_scroll = 13 {
+    id: u32,
+    px: pod(f64),
+}
+
+msg set_transform_matrix = 14 {
+    id: u32,
+    m11: pod(f64),
+    m12: pod(f64),
+    m21: pod(f64),
+    m22: pod(f64),
+}
+
+msg set_cursor_size = 15 {
+    seat: str,
+    size: u32,
+}
+
+msg attach = 16 {
+    id: u32,
+    seat: str,
+}
+
+msg detach = 17 {
+    id: u32,
+}
+
+msg get_seat = 18 {
+    name: str,
+}
+
+msg get_device = 19 {
+    id: u32,
+}
+
+# events
+
+msg seat = 0 {
+    name: str,
+    repeat_rate: i32,
+    repeat_delay: i32,
+    hardware_cursor: u32,
+}
+
+msg input_device = 1 {
+    id: u32,
+    name: str,
+    seat: str,
+    syspath: str,
+    devnode: str,
+    capabilities: array(pod(i32)),
+    accel_available: u32,
+    accel_profile: i32,
+    accel_speed: pod(f64),
+    tap_available: u32,
+    tap_enabled: u32,
+    tap_drag_enabled: u32,
+    tap_drag_lock_enabled: u32,
+    left_handed_available: u32,
+    left_handed: u32,
+    natural_scrolling_available: u32,
+    natural_scrolling_enabled: u32,
+    px_per_wheel_scroll: pod(f64),
+    transform_matrix: array(pod(u8)),
+}
+
+msg error = 2 {
+    msg: str,
+}
+
+msg keymap = 3 {
+    keymap: fd,
+    keymap_len: u32,
+}