1 files changed, 132 insertions, 0 deletions
diff --git a/src/waypad.h b/src/waypad.h
new file mode 100644
index 0000000..1137f9b
--- /dev/null
+++ b/src/waypad.h
@@ -0,0 +1,132 @@
+#ifndef _WAYPAD_H_
+#define _WAYPAD_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include <libevdev/libevdev.h>
+
+enum gamepad_button {
+	GAMEPAD_BUTTON_INVALID = -1,
+	GAMEPAD_BUTTON_A,
+	GAMEPAD_BUTTON_B,
+	GAMEPAD_BUTTON_X,
+	GAMEPAD_BUTTON_Y,
+	GAMEPAD_BUTTON_BACK,
+	GAMEPAD_BUTTON_GUIDE,
+	GAMEPAD_BUTTON_START,
+	GAMEPAD_BUTTON_LEFTSTICK,
+	GAMEPAD_BUTTON_RIGHTSTICK,
+	GAMEPAD_BUTTON_LEFTSHOULDER,
+	GAMEPAD_BUTTON_RIGHTSHOULDER,
+	GAMEPAD_BUTTON_DPAD_UP,
+	GAMEPAD_BUTTON_DPAD_DOWN,
+	GAMEPAD_BUTTON_DPAD_LEFT,
+	GAMEPAD_BUTTON_DPAD_RIGHT,
+	GAMEPAD_BUTTON_MISC1,
+	GAMEPAD_BUTTON_PADDLE1,
+	GAMEPAD_BUTTON_PADDLE2,
+	GAMEPAD_BUTTON_PADDLE3,
+	GAMEPAD_BUTTON_PADDLE4,
+	GAMEPAD_BUTTON_TOUCHPAD,
+	GAMEPAD_BUTTON_MAX
+};
+
+enum gamepad_axis {
+	GAMEPAD_AXIS_INVALID = -1,
+	GAMEPAD_AXIS_LEFTX,
+	GAMEPAD_AXIS_LEFTY,
+	GAMEPAD_AXIS_RIGHTX,
+	GAMEPAD_AXIS_RIGHTY,
+	GAMEPAD_AXIS_TRIGGERLEFT,
+	GAMEPAD_AXIS_TRIGGERRIGHT,
+	GAMEPAD_AXIS_MAX
+};
+
+enum keyboard_modifier {
+	KEYMOD_LSHIFT = 1 << 0,
+	KEYMOD_RSHIFT = 1 << 1,
+	KEYMOD_LCTRL  = 1 << 2,
+	KEYMOD_RCTRL  = 1 << 3,
+	KEYMOD_LALT   = 1 << 4,
+	KEYMOD_RALT   = 1 << 5,
+	KEYMOD_LMETA  = 1 << 6,
+	KEYMOD_RMETA  = 1 << 7,
+};
+
+struct guid { uint16_t guid[8]; };
+
+struct mapping {
+	char *name;
+	struct guid guid;
+	uint8_t buttons[GAMEPAD_BUTTON_MAX];
+	uint8_t axis[GAMEPAD_AXIS_MAX];
+};
+
+struct action {
+	enum {
+		ACTION_NONE,
+		ACTION_EXEC,
+		ACTION_KEY,
+		ACTION_MOUSE,
+		ACTION_CLICK,
+		ACTION_MODE,
+	} type;
+	int old_value; /* for relative axis binds */
+	union {
+		char **exec;
+		struct {
+			enum keyboard_modifier mod;
+			int code;
+		} key;
+		int click;
+		enum {
+			MOUSE_X,
+			MOUSE_Y
+		} mouse;
+		struct mode *mode;
+	};
+};
+
+struct gamepad {
+	struct mapping *mapping;
+	struct libevdev *dev;
+	/* maps libevdev event ids to indexes in gamepad.actions */
+	struct {
+		uint8_t button[KEY_MAX - BTN_MISC];
+		uint8_t axis[ABS_MAX];
+	} map;
+	size_t nbuttons, naxis;
+	struct {
+		size_t len, cap;
+		struct mode {
+			char *name;
+			struct action *buttons, *axis;
+		} *all, *current, base;
+	} modes;
+};
+
+extern struct gamepads {
+	size_t len, cap;
+	struct gamepad *loaded;
+} gamepads;
+
+bool load_config(const char *path);
+bool load_gamepads();
+void free_gamepads();
+struct gamepad *find_gamepad(const char *name);
+struct mode *get_make_mode(struct gamepad *pad, const char *name);
+enum gamepad_axis str_to_axis(const char *str);
+enum gamepad_button str_to_button(const char *str);
+
+bool wayland_init();
+
+bool uinput_mouse_init();
+void uinput_mouse_press(int button);
+void uinput_mouse_release(int button);
+void uinput_mouse_rel_move(int x, int y);
+
+bool uinput_keyboard_init();
+void uinput_keyboard_press(enum keyboard_modifier mod, int key);
+void uinput_keyboard_release(enum keyboard_modifier mod, int key);
+#endif