-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2010.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, distribute, and sell this \r
- software and its documentation for any purpose is hereby granted\r
- without fee, provided that the above copyright notice appear in \r
- all copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting \r
- documentation, and that the name of the author not be used in \r
- advertising or publicity pertaining to distribution of the \r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * USB Device Descriptor processing routines, to determine the overall device parameters. Descriptors are special \r
- * computer-readable structures which the host requests upon device enumeration, to determine information about\r
- * the attached device.\r
- */\r
-\r
-#include "DeviceDescriptor.h"\r
-\r
-/** Reads and processes an attached device's Device Descriptor, to determine compatibility\r
- *\r
- * This routine checks to ensure that the attached device's class codes match those for Bluetooth devices.\r
- *\r
- * \return An error code from the \ref BluetoothHost_GetDeviceDescriptorDataCodes_t enum.\r
- */\r
-uint8_t ProcessDeviceDescriptor(void)\r
-{\r
- USB_Descriptor_Device_t DeviceDescriptor;\r
-\r
- /* Send the request to retrieve the device descriptor */\r
- if (USB_Host_GetDeviceDescriptor(&DeviceDescriptor) != HOST_SENDCONTROL_Successful)\r
- return DevControlError;\r
- \r
- /* Validate returned data - ensure the returned data is a device descriptor */\r
- if (DeviceDescriptor.Header.Type != DTYPE_Device)\r
- return InvalidDeviceDataReturned;\r
- \r
- /* Validate returned device Class, SubClass and Protocol values against the Bluetooth spec values */\r
- if ((DeviceDescriptor.Class != BLUETOOTH_DEVICE_CLASS) ||\r
- (DeviceDescriptor.SubClass != BLUETOOTH_DEVICE_SUBCLASS) ||\r
- (DeviceDescriptor.Protocol != BLUETOOTH_DEVICE_PROTOCOL))\r
- {\r
- return IncorrectBTDevice;\r
- }\r
- \r
- return SuccessfulDeviceRead;\r
-}\r
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.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
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ 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 DevControlError;
+
+ /* Validate returned data - ensure the returned data is a device descriptor */
+ if (DeviceDescriptor.Header.Type != DTYPE_Device)
+ return InvalidDeviceDataReturned;
+
+ /* Validate returned device Class, SubClass and Protocol values against the Bluetooth spec values */
+ if ((DeviceDescriptor.Class != BLUETOOTH_DEVICE_CLASS) ||
+ (DeviceDescriptor.SubClass != BLUETOOTH_DEVICE_SUBCLASS) ||
+ (DeviceDescriptor.Protocol != BLUETOOTH_DEVICE_PROTOCOL))
+ {
+ return IncorrectBTDevice;
+ }
+
+ return SuccessfulDeviceRead;
+}
projects / pub / USBasp.git / blobdiff