Add bunch of stuff and refactor code

This adds some new opcodes, implements RANDR extension and splits stuff into separate files
2026-02-10 00:52:44 +02:00
parent 19235e68ca
commit d59dea43e0
10 changed files with 3864 additions and 2983 deletions
--- a/xbanan/Definitions.h
+++ b/xbanan/Definitions.h
@@ -0,0 +1,140 @@
+#pragma once
+
+#include <BAN/Vector.h>
+#include <BAN/UniqPtr.h>
+#include <BAN/HashMap.h>
+
+#include <LibGUI/Window.h>
+
+#include <X11/Xproto.h>
+
+#include <stdint.h>
+
+#if 0
+#undef dprintln
+#define dprintln(...)
+#endif
+
+typedef CARD32 ATOM;
+typedef CARD32 BITGRAVITY;
+typedef CARD32 COLORMAP;
+typedef CARD32 CURSOR;
+typedef CARD32 PIXMAP;
+typedef CARD32 VISUALID;
+typedef CARD32 WINDOW;
+typedef CARD32 WINGRAVITY;
+
+struct Property
+{
+	CARD8 format;
+	ATOM type;
+	BAN::Vector<uint8_t> data;
+};
+
+struct Object
+{
+	enum class Type
+	{
+		Window,
+		Pixmap,
+		GraphicsContext,
+	};
+
+	Type type;
+
+	struct Window
+	{
+		bool mapped { false };
+		bool focused { false };
+		int32_t x { 0 };
+		int32_t y { 0 };
+		int32_t cursor_x { -1 };
+		int32_t cursor_y { -1 };
+		uint32_t event_mask { 0 };
+		WINDOW parent;
+		CARD16 c_class;
+		BAN::Vector<WINDOW> children;
+		BAN::Variant<
+			BAN::UniqPtr<LibGUI::Window>,
+			LibGUI::Texture
+		> window;
+
+		BAN::HashMap<ATOM, Property> properties;
+
+		LibGUI::Texture& texture()
+		{
+			if (window.has<LibGUI::Texture>())
+				return window.get<LibGUI::Texture>();
+			if (window.has<BAN::UniqPtr<LibGUI::Window>>())
+				return window.get<BAN::UniqPtr<LibGUI::Window>>()->texture();
+			ASSERT_NOT_REACHED();
+		}
+
+		const LibGUI::Texture& texture() const
+		{
+			if (window.has<LibGUI::Texture>())
+				return window.get<LibGUI::Texture>();
+			if (window.has<BAN::UniqPtr<LibGUI::Window>>())
+				return window.get<BAN::UniqPtr<LibGUI::Window>>()->texture();
+			ASSERT_NOT_REACHED();
+		}
+	};
+
+	struct Pixmap
+	{
+		CARD8 depth;
+		CARD32 width;
+		CARD32 height;
+		BAN::Vector<uint8_t> data;
+	};
+
+	struct GraphicsContext
+	{
+		uint32_t foreground;
+		uint32_t background;
+	};
+
+	BAN::Variant<Window, Pixmap, GraphicsContext> object;
+};
+
+struct Client
+{
+	enum class State : uint8_t
+	{
+		ConnectionSetup,
+		Connected,
+	};
+	int fd;
+	State state;
+	bool has_epollout { false };
+	bool has_bigrequests { false };
+	CARD16 sequence { 0 };
+	BAN::Vector<uint8_t> input_buffer;
+	BAN::Vector<uint8_t> output_buffer;
+
+	BAN::HashMap<CARD32, BAN::UniqPtr<Object>> objects;
+};
+
+struct EpollThingy
+{
+	enum class Type
+	{
+		Client,
+		Window,
+	};
+
+	Type type;
+	BAN::Variant<Client, LibGUI::Window*> value;
+};
+
+extern const xPixmapFormat g_formats[5];
+extern const xWindowRoot g_root;
+extern const xDepth g_depth;
+extern const xVisualType g_visual;
+
+extern BAN::HashMap<BAN::String, ATOM> g_atoms_name_to_id;
+extern BAN::HashMap<ATOM, BAN::String> g_atoms_id_to_name;
+extern ATOM g_atom_value;
+
+extern int g_epoll_fd;
+extern BAN::HashMap<int, EpollThingy> g_epoll_thingies;