handle wheel serial protocol (untested)

1 files changed, 13 insertions, 1 deletions

diff --git a/sermouse.h b/sermouse.h
index a120f26..fb2184d 100644
--- a/sermouse.h
+++ b/sermouse.h
@@ -20,19 +20,31 @@
 #ifndef SERMOUSE_H
 #define SERMOUSE_H
 
-enum {
+enum SERMOUSE_DEVICE_ID
+{
+	SERMOUSE_DEVICE_ID_MS = 'M'
+};
+
+enum SERMOUSE_PROTOCOL_MS {
+	// 1st byte:
 	SERMOUSE_MS_BUTTON_LEFT = 1 << 5,
 	SERMOUSE_MS_BUTTON_RIGHT = 1 << 4,
 
 	SERMOUSE_MS_X_LO_MASK = 0x3F,
 	SERMOUSE_MS_Y_LO_MASK = 0x3F,
 
+	// 2nd byte:
 	SERMOUSE_MS_X_HI_MASK = 0x3,
 	SERMOUSE_MS_X_HI_SHIFT = 6,
 
+	// 3rd byte:
 	SERMOUSE_MS_Y_HI_MASK = 0xC,
 	SERMOUSE_MS_Y_HI_SHIFT = 4,
 
+	// 4th byte:
+	SERMOUSE_MS_BUTTON_CENTER = 1 << 5,
+	SERMOUSE_MS_Z_LO_MASK = 0xF,
+	SERMOUSE_MS_Z_LO_SHIFT = 0
 };
 
 #endif // SERMOUSE_H