feat(kernel): Add eBPF Virtual Machine & Verifier, VMA Memory Mapper, Sysfs KObject Tree, Unix98 PTY, and 2D Canvas Graphics Engine

include/drivers/canvas.h

@@ -0,0 +1,32 @@
+#ifndef _DRIVERS_CANVAS_H
+#define _DRIVERS_CANVAS_H
+
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+
+#define COLOR_BLACK       0x00000000
+#define COLOR_WHITE       0x00FFFFFF
+#define COLOR_RED         0x00FF4444
+#define COLOR_GREEN       0x0044FF44
+#define COLOR_BLUE        0x004488FF
+#define COLOR_YELLOW      0x00FFDD44
+#define COLOR_CYAN        0x0044DDFF
+#define COLOR_DARK_GRAY   0x00222222
+#define COLOR_LIGHT_GRAY  0x00CCCCCC
+#define COLOR_NAVY        0x001B2A4A
+#define COLOR_TITLE_BAR   0x002D3748
+#define COLOR_ACCENT      0x003182CE
+
+void canvas_init(void);
+void canvas_clear(uint32_t color);
+void canvas_draw_pixel(int x, int y, uint32_t color);
+void canvas_draw_line(int x0, int y0, int x1, int y1, uint32_t color);
+void canvas_draw_rect(int x, int y, int w, int h, uint32_t color, bool filled);
+void canvas_draw_circle(int cx, int cy, int r, uint32_t color, bool filled);
+void canvas_draw_char(int x, int y, char c, uint32_t color, uint32_t bg_color);
+void canvas_draw_string(int x, int y, const char* str, uint32_t color, uint32_t bg_color);
+void canvas_render_desktop_mockup(void);
+void canvas_present(void);
+
+#endif // _DRIVERS_CANVAS_H