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| author | Dean Camera <dean@fourwalledcubicle.com> | 2009-06-05 08:13:19 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2009-06-05 08:13:19 +0000 |
| commit | 2793c88fc601dcc7ec4961326dd9748a20f3ec83 (patch) | |
| tree | 25837c99abcc82f56d06adaa4a33c8595c332121 /Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c | |
| parent | d47df1cd3a340306255b26a7112d7ff7fa6cd4e4 (diff) | |
| download | lufa-2793c88fc601dcc7ec4961326dd9748a20f3ec83.tar.gz lufa-2793c88fc601dcc7ec4961326dd9748a20f3ec83.tar.bz2 lufa-2793c88fc601dcc7ec4961326dd9748a20f3ec83.zip | |
Add master device Host demo makefile.
Copy and convert incomplete Bluetooth Host demo to the library.
Diffstat (limited to 'Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c')
| -rw-r--r-- | Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c b/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c new file mode 100644 index 000000000..e9f575c55 --- /dev/null +++ b/Demos/Host/Incomplete/BluetoothHost/DeviceDescriptor.c @@ -0,0 +1,66 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2009.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.com
+*/
+
+/*
+ Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, and distribute this software
+ and its documentation for any purpose and without fee is hereby
+ granted, 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.
+*/
+
+#include "DeviceDescriptor.h"
+
+uint8_t ProcessDeviceDescriptor(void)
+{
+ USB_Descriptor_Device_t DeviceDescriptor;
+
+ /* Standard request to get the device descriptor */
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ bRequest: REQ_GetDescriptor,
+ wValue: (DTYPE_Device << 8),
+ wIndex: 0,
+ wLength: sizeof(USB_Descriptor_Device_t),
+ };
+
+ /* Select the control pipe for the request transfer */
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ /* Send the request to retrieve the device descriptor */
+ if (USB_Host_SendControlRequest((void*)&DeviceDescriptor) != HOST_SENDCONTROL_Successful)
+ return ControlErrorDuringDeviceRead;
+
+ /* Validate returned data - ensure the returned data is a device descriptor */
+ if (DeviceDescriptor.Header.Type != DTYPE_Device)
+ return InvalidDeviceDataReturned;
+
+ if ((DeviceDescriptor.Class != BLUETOOTH_DEVICE_CLASS) ||
+ (DeviceDescriptor.SubClass != BLUETOOTH_DEVICE_SUBCLASS) ||
+ (DeviceDescriptor.Protocol != BLUETOOTH_DEVICE_PROTOCOL))
+ {
+ return IncorrectDevice;
+ }
+
+ return SuccessfulDeviceRead;
+}
|