1 files changed, 71 insertions, 0 deletions
diff --git a/libs/libgui/msg.h b/libs/libgui/msg.h
new file mode 100644
index 0000000..7326135
--- /dev/null
+++ b/libs/libgui/msg.h
@@ -0,0 +1,71 @@
+// MIT License, Copyright (c) 2021 Marvin Borner
+
+#ifndef MSG_H
+#define MSG_H
+
+#include <def.h>
+#include <libgui/gfx.h>
+
+#define MSG_PING_SEND 0x07734
+#define MSG_PING_RECV 0x7474
+
+#define MSG_MAGIC 0x42042069
+#define MSG_SUCCESS (1 << 29)
+#define MSG_FAILURE (1 << 30)
+
+enum message_state {
+	MSG_GO_ON,
+	MSG_NEED_ANSWER,
+};
+
+struct message_header {
+	u32 magic;
+	u32 src;
+	u32 type;
+	enum message_state state;
+};
+
+struct message_ping {
+	struct message_header header;
+	u32 ping;
+};
+
+struct message_new_window {
+	struct message_header header;
+	u32 id;
+	u32 shid;
+	struct context ctx;
+};
+
+struct message_redraw_window {
+	struct message_header header;
+	u32 id;
+};
+
+struct message_destroy_window {
+	struct message_header header;
+	u32 id;
+};
+
+struct message_mouse {
+	struct message_header header;
+	vec2 pos;
+	struct {
+		u8 click : 1;
+	} bits;
+};
+
+enum message_type {
+	GUI_PING,
+	GUI_NEW_WINDOW,
+	GUI_REDRAW_WINDOW,
+	GUI_DESTROY_WINDOW,
+
+	GUI_MOUSE,
+	GUI_KEYBOARD,
+};
+
+res msg_send(u32 pid, enum message_type type, void *data, u32 size);
+res msg_receive(void *buf, u32 size);
+
+#endif