adding stub usb and mouse code

kernel/mouse.c

@@ -0,0 +1,66 @@
+#include "mouse.h"
+#include "usb.h"
+#include <stdint.h>
+#include <stdbool.h>
+
+// Struct to store mouse state
+typedef struct {
+    int x;
+    int y;
+    bool left_button;
+    bool right_button;
+} mouse_data_t;
+
+// Mouse buffer
+static mouse_data_t mouse_data;
+
+// Initialize USB Mouse (1.x & HID 1.0-1.11)
+bool usb_mouse_init(void) {
+    if (!usb_init()) {
+        return false;
+    }
+
+    if (!usb_hid_init()) {
+        return false;
+    }
+
+    if (!usb_enumerate_devices()) {
+        return false;
+    }
+
+    return true;
+}
+
+// Detect if a USB mouse is connected
+bool usb_mouse_detected(void) {
+    return usb_hid_init();
+}
+
+// Check if USB mouse data has been received
+bool usb_mouse_received(void) {
+    return usb_interrupt_transfer(/* parameters */);
+}
+
+// Read USB mouse data
+mouse_data_t usb_read_mouse(void) {
+    uint8_t buffer[3]; // USB HID Mouse reports typically use 3 bytes
+    if (usb_interrupt_transfer(/* parameters */)) {
+        // Process the received data
+        mouse_data.x += buffer[1]; // X movement
+        mouse_data.y += buffer[2]; // Y movement
+        mouse_data.left_button = buffer[0] & 0x01;
+        mouse_data.right_button = buffer[0] & 0x02;
+    }
+    return mouse_data;
+}
+
+// USB Host Controller Initialization (for USB 1.x)
+bool uhci_init(void) {
+    // Initialize UHCI controller for legacy USB support
+    return true;
+}
+
+bool ohci_init(void) {
+    // Initialize OHCI controller for USB 1.x
+    return true;
+}