Move the USB protocol handler into its own file.

right/src/usb_interface_generic_hid.c

@@ -1,7 +1,6 @@
 #include "include/board/board.h"
 #include "usb_composite_device.h"
 #include "usb_interface_generic_hid.h"
-#include "test_led.h"
 
 static usb_device_endpoint_struct_t UsbGenericHidEndpoints[USB_GENERIC_HID_ENDPOINT_COUNT] =
 {
@@ -43,8 +42,8 @@ usb_device_class_struct_t UsbGenericHidClass = {
     USB_DEVICE_CONFIGURATION_COUNT,
 };
 
-static uint8_t GenericHidInBuffer[USB_GENERIC_HID_IN_BUFFER_LENGTH];
+uint8_t GenericHidInBuffer[USB_GENERIC_HID_IN_BUFFER_LENGTH];
-static uint8_t GenericHidOutBuffer[USB_GENERIC_HID_OUT_BUFFER_LENGTH];
+uint8_t GenericHidOutBuffer[USB_GENERIC_HID_OUT_BUFFER_LENGTH];
 
 static usb_status_t UsbReceiveData()
 {
@@ -54,40 +53,15 @@ static usb_status_t UsbReceiveData()
                              USB_GENERIC_HID_OUT_BUFFER_LENGTH);
 }
 
-uint8_t x=0;
 usb_status_t UsbGenericHidCallback(class_handle_t handle, uint32_t event, void *param)
 {
     usb_status_t error = kStatus_USB_Error;
-    uint8_t command, arg;
 
     switch (event) {
         case kUSB_DeviceHidEventSendResponse:
             break;
         case kUSB_DeviceHidEventRecvResponse:
-
+            UsbProtocolHandler();
-            command = GenericHidInBuffer[0];
-            arg = GenericHidInBuffer[1];
-
-            switch (command) {
-                case USB_COMMAND_JUMP_TO_BOOTLOADER:
-                    break;
-                case USB_COMMAND_TEST_LED:
-                    switch (arg) {
-                        case 0:
-                            TEST_RED_ON();
-                            break;
-                        case 1:
-                            TEST_RED_OFF();
-                            break;
-                    }
-                    GenericHidOutBuffer[0]=arg;
-                    GenericHidOutBuffer[1]=arg;
-                    GenericHidOutBuffer[2]=0x66+x++;
-                case USB_COMMAND_LED_DRIVER:
-                    break;
-                default:
-                    break;
-            }
 
             USB_DeviceHidSend(UsbCompositeDevice.genericHidHandle,
                               USB_GENERIC_HID_ENDPOINT_IN_INDEX,

right/src/usb_interface_generic_hid.h

@@ -5,6 +5,7 @@
 
     #include "usb_api.h"
     #include "usb_descriptor_device.h"
+    #include "usb_protocol_handler.h"
 
 // Macros:
 
@@ -22,13 +23,11 @@
     #define USB_GENERIC_HID_IN_BUFFER_LENGTH 64
     #define USB_GENERIC_HID_OUT_BUFFER_LENGTH 64
 
-    #define USB_COMMAND_JUMP_TO_BOOTLOADER 0
-    #define USB_COMMAND_TEST_LED           1
-    #define USB_COMMAND_LED_DRIVER         2
-
 // Variables:
 
     extern usb_device_class_struct_t UsbGenericHidClass;
+    extern uint8_t GenericHidInBuffer[USB_GENERIC_HID_IN_BUFFER_LENGTH];
+    extern uint8_t GenericHidOutBuffer[USB_GENERIC_HID_OUT_BUFFER_LENGTH];
 
 // Functions:
 
@@ -36,4 +35,5 @@
     extern usb_status_t UsbGenericHidSetConfiguration(class_handle_t handle, uint8_t configuration);
     extern usb_status_t UsbGenericHidSetInterface(class_handle_t handle, uint8_t interface, uint8_t alternateSetting);
 
+
 #endif

right/src/usb_protocol_handler.c

@@ -0,0 +1,26 @@
+#include "usb_protocol_handler.h"
+#include "test_led.h"
+
+void UsbProtocolHandler()
+{
+    uint8_t command = GenericHidInBuffer[0];
+    uint8_t arg = GenericHidInBuffer[1];
+
+    switch (command) {
+        case USB_COMMAND_JUMP_TO_BOOTLOADER:
+            break;
+        case USB_COMMAND_TEST_LED:
+            switch (arg) {
+                case 0:
+                    TEST_RED_ON();
+                    break;
+                case 1:
+                    TEST_RED_OFF();
+                    break;
+            }
+        case USB_COMMAND_LED_DRIVER:
+            break;
+        default:
+            break;
+    }
+}

right/src/usb_protocol_handler.h

@@ -0,0 +1,18 @@
+#ifndef __USB_PROTOCOL_HANDLER_H__
+#define __USB_PROTOCOL_HANDLER_H__
+
+// Includes:
+
+#include "usb_interface_generic_hid.h"
+
+// Macros:
+
+    #define USB_COMMAND_JUMP_TO_BOOTLOADER 0
+    #define USB_COMMAND_TEST_LED           1
+    #define USB_COMMAND_LED_DRIVER         2
+
+// Functions:
+
+    extern void UsbProtocolHandler();
+
+#endif