Add: BMP working renderer (24b) + minor bug fixes

src/libc/stdio.c

@@ -15,8 +15,19 @@ extern uint32_t* framebuffer;
 extern uint32_t VGA_WIDTH; 
 extern uint32_t VGA_HEIGHT;
 unsigned int VGA_X = 0, VGA_Y = 0;
+
 extern int scanline;
 
+int get_cursor_x()
+{
+	return VGA_X;
+}
+
+int get_cursor_y()
+{
+	return VGA_Y;
+}
+
 void draw_cursor(uint32_t color)
 {
 	for (int y=12; y<CURSOR_HEIGHT; y++)