X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/d4ca7fb44c7d326b96cf391f0275dc323dbe24de..fa1a092901319b3b41bf09e0c4cb9cbbec470d6b:/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c

diff --git a/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c b/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c
index 2138c17b1..65d5b3311 100644
--- a/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c
+++ b/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2009.
+     Copyright (C) Dean Camera, 2010.
               
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
 
 /*
-  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
   Permission to use, copy, modify, distribute, and sell this 
   software and its documentation for any purpose is hereby granted
@@ -28,15 +28,28 @@
   this software.
 */
 
+/** \file
+ *
+ *  USB Device Descriptor processing routines, to determine the overall device parameters. Descriptors are special 
+ *  computer-readable structures which the host requests upon device enumeration, to determine information about
+ *  the attached device.
+ */
+
 #include "DeviceDescriptor.h"
 
+/** Reads and processes an attached device's Device Descriptor, to determine compatibility
+ *
+ *  This routine checks to ensure that the attached device's class codes match those for Bluetooth devices.
+ *
+ *  \return An error code from the \ref BluetoothHost_GetDeviceDescriptorDataCodes_t enum.
+ */
 uint8_t ProcessDeviceDescriptor(void)
 {
 	USB_Descriptor_Device_t DeviceDescriptor;
 
 	/* Send the request to retrieve the device descriptor */
 	if (USB_Host_GetDeviceDescriptor(&DeviceDescriptor) != HOST_SENDCONTROL_Successful)
-	  return ControlErrorDuringDeviceRead;
+	  return DevControlError;
 	  
 	/* Validate returned data - ensure the returned data is a device descriptor */
 	if (DeviceDescriptor.Header.Type != DTYPE_Device)
@@ -47,7 +60,7 @@ uint8_t ProcessDeviceDescriptor(void)
 	    (DeviceDescriptor.SubClass != BLUETOOTH_DEVICE_SUBCLASS) ||
 	    (DeviceDescriptor.Protocol != BLUETOOTH_DEVICE_PROTOCOL))
 	{
-		return IncorrectDevice;
+		return IncorrectBTDevice;
 	}
 	
 	return SuccessfulDeviceRead;