Add additional preprocessor sanity checks for the XMEGA platform based on the USB...

[pub/USBasp.git] / Demos / Host / Incomplete / BluetoothHost / ConfigDescriptor.c

diff --git a/Demos/Host/Incomplete/BluetoothHost/ConfigDescriptor.c b/Demos/Host/Incomplete/BluetoothHost/ConfigDescriptor.c
index 0fd08fb..fa19052 100644 (file)
--- a/Demos/Host/Incomplete/BluetoothHost/ConfigDescriptor.c
+++ b/Demos/Host/Incomplete/BluetoothHost/ConfigDescriptor.c
@@ -1,21 +1,21 @@
 /*
              LUFA Library
 /*
              LUFA Library

-     Copyright (C) Dean Camera, 2010.
-              
+     Copyright (C) Dean Camera, 2012.
+

   dean [at] fourwalledcubicle [dot] com
   dean [at] fourwalledcubicle [dot] com

-      www.fourwalledcubicle.com
+           www.lufa-lib.org

 */
 
 /*
 */
 
 /*

-  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2012  Dean Camera (dean [at] fourwalledcubicle [dot] com)

 
 

-  Permission to use, copy, modify, distribute, and sell this 
+  Permission to use, copy, modify, distribute, and sell this

   software and its documentation for any purpose is hereby granted
   software and its documentation for any purpose is hereby granted

-  without fee, provided that the above copyright notice appear in 
+  without fee, provided that the above copyright notice appear in

   all copies and that both that the copyright notice and this
   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 
+  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 without specific, written prior permission.
 
   The author disclaim all warranties with regard to this


@@ -50,7 +50,10 @@ uint8_t ProcessConfigurationDescriptor(void)
        uint8_t  ConfigDescriptorData[512];
        void*    CurrConfigLocation = ConfigDescriptorData;
        uint16_t CurrConfigBytesRem;
        uint8_t  ConfigDescriptorData[512];
        void*    CurrConfigLocation = ConfigDescriptorData;
        uint16_t CurrConfigBytesRem;

-       uint8_t  FoundEndpoints = 0;
+
+       USB_Descriptor_Endpoint_t* DataINEndpoint  = NULL;
+       USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL;
+       USB_Descriptor_Endpoint_t* EventsEndpoint  = NULL;

 
        /* Retrieve the entire configuration descriptor into the allocated buffer */
        switch (USB_Host_GetDeviceConfigDescriptor(1, &CurrConfigBytesRem, ConfigDescriptorData, sizeof(ConfigDescriptorData)))
 
        /* Retrieve the entire configuration descriptor into the allocated buffer */
        switch (USB_Host_GetDeviceConfigDescriptor(1, &CurrConfigBytesRem, ConfigDescriptorData, sizeof(ConfigDescriptorData)))


@@ -62,73 +65,55 @@ uint8_t ProcessConfigurationDescriptor(void)
                case HOST_GETCONFIG_BuffOverflow:
                        return DescriptorTooLarge;
                default:
                case HOST_GETCONFIG_BuffOverflow:
                        return DescriptorTooLarge;
                default:

-                       return ControlError;
+                       return DevControlError;

        }
        }

-       
+

        /* The Bluetooth USB transport addendum mandates that the data (not streaming voice) endpoints
           be in the first interface descriptor (interface 0) */
        USB_GetNextDescriptorOfType(&CurrConfigBytesRem, &CurrConfigLocation, DTYPE_Interface);
        /* The Bluetooth USB transport addendum mandates that the data (not streaming voice) endpoints
           be in the first interface descriptor (interface 0) */
        USB_GetNextDescriptorOfType(&CurrConfigBytesRem, &CurrConfigLocation, DTYPE_Interface);

-       
+

        /* Ensure that an interface was found, and the end of the descriptor was not reached */
        if (!(CurrConfigBytesRem))
        /* Ensure that an interface was found, and the end of the descriptor was not reached */
        if (!(CurrConfigBytesRem))

-         return NoBTInterfaceFound;
+         return NoCompatibleInterfaceFound;

 
 

-       /* Get the data IN, data OUT and event notification endpoints for the Bluetooth interface */
-       while (FoundEndpoints != ((1 << BLUETOOTH_DATA_IN_PIPE) | (1 << BLUETOOTH_DATA_OUT_PIPE) |
-                                 (1 << BLUETOOTH_EVENTS_PIPE)))
+       while (!(DataINEndpoint) || !(DataOUTEndpoint))

        {
        {

-               /* Fetch the next endpoint from the current Bluetooth interface */
+               /* Get the next Bluetooth interface's data endpoint descriptor */

                if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
                if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,

-                                             DComp_NextInterfaceBluetoothDataEndpoint))
+                                             DComp_NextInterfaceBluetoothDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)

                {
                {

-                       /* Descriptor not found, error out */
-                       return NoEndpointFound;
+                       /* Data endpoints not found within the first bluetooth device interface, error out */
+                       return NoCompatibleInterfaceFound;

                }
                }

-               
+
+               /* Retrieve the endpoint address from the endpoint descriptor */

                USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(CurrConfigLocation, USB_Descriptor_Endpoint_t);
 
                USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(CurrConfigLocation, USB_Descriptor_Endpoint_t);
 

-               /* Check if the endpoint is a bulk or interrupt type endpoint */
-               if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
+               /* If the endpoint is a IN type endpoint */
+               if ((EndpointData->EndpointAddress & ENDPOINT_DIR_MASK) == ENDPOINT_DIR_IN)

                {
                {

-                       if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
-                       {
-                               /* Configure the events IN pipe */
-                               Pipe_ConfigurePipe(BLUETOOTH_EVENTS_PIPE, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
-                                                                  EndpointData->EndpointAddress, EndpointData->EndpointSize,
-                                                                  PIPE_BANK_SINGLE);
-
-                               Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);
-                               
-                               /* Set the flag indicating that the events notification pipe has been found */
-                               FoundEndpoints |= (1 << BLUETOOTH_EVENTS_PIPE); 
-                       }
+                       /* Check if the found endpoint is a interrupt or bulk type descriptor */
+                       if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
+                         EventsEndpoint = EndpointData;
+                       else
+                         DataINEndpoint = EndpointData;

                }
                else
                {
                }
                else
                {

-                       if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
-                       {
-                               /* Configure the data IN pipe */
-                               Pipe_ConfigurePipe(BLUETOOTH_DATA_IN_PIPE, EP_TYPE_BULK, PIPE_TOKEN_IN,
-                                                                  EndpointData->EndpointAddress, EndpointData->EndpointSize,
-                                                                  PIPE_BANK_SINGLE);
-
-                               /* Set the flag indicating that the data IN pipe has been found */
-                               FoundEndpoints |= (1 << BLUETOOTH_DATA_IN_PIPE);
-                       }
-                       else
-                       {
-                               /* Configure the data OUT pipe */
-                               Pipe_ConfigurePipe(BLUETOOTH_DATA_OUT_PIPE, EP_TYPE_BULK, PIPE_TOKEN_OUT,
-                                                                  EndpointData->EndpointAddress, EndpointData->EndpointSize,
-                                                                  PIPE_BANK_SINGLE);
-
-                               /* Set the flag indicating that the data OUT pipe has been found */
-                               FoundEndpoints |= (1 << BLUETOOTH_DATA_OUT_PIPE);
-                       }               
+                       DataOUTEndpoint = EndpointData;

                }
                }

-

        }
 
        }
 

+       /* Configure the Bluetooth data IN pipe */
+       Pipe_ConfigurePipe(BLUETOOTH_DATA_IN_PIPE, EP_TYPE_BULK, DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, 1);
+
+       /* Configure the Bluetooth data OUT pipe */
+       Pipe_ConfigurePipe(BLUETOOTH_DATA_OUT_PIPE, EP_TYPE_BULK, DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, 1);
+
+       /* Configure the Bluetooth events pipe */
+       Pipe_ConfigurePipe(BLUETOOTH_EVENTS_PIPE, EP_TYPE_INTERRUPT, EventsEndpoint->EndpointAddress, EventsEndpoint->EndpointSize, 1);
+       Pipe_SetInterruptPeriod(EventsEndpoint->PollingIntervalMS);
+

        /* Valid data found, return success */
        return SuccessfulConfigRead;
 }
        /* Valid data found, return success */
        return SuccessfulConfigRead;
 }


@@ -137,26 +122,21 @@ uint8_t ProcessConfigurationDescriptor(void)
  *  configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
  *  descriptor processing if an incompatible descriptor configuration is found.
  *
  *  configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
  *  descriptor processing if an incompatible descriptor configuration is found.
  *

- *  This comparator searches for the next Endpoint descriptor inside the current interface descriptor, aborting the 
+ *  This comparator searches for the next Endpoint descriptor inside the current interface descriptor, aborting the

  *  search if another interface descriptor is found before the required endpoint.
  *
  *  \return A value from the DSEARCH_Return_ErrorCodes_t enum
  */
 uint8_t DComp_NextInterfaceBluetoothDataEndpoint(void* CurrentDescriptor)
 {
  *  search if another interface descriptor is found before the required endpoint.
  *
  *  \return A value from the DSEARCH_Return_ErrorCodes_t enum
  */
 uint8_t DComp_NextInterfaceBluetoothDataEndpoint(void* CurrentDescriptor)
 {

-       /* Determine the type of the current descriptor */
-       if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
-       {
-               /* Indicate that the descriptor being searched for has been found */
-               return DESCRIPTOR_SEARCH_Found;
-       }
-       else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
-       {
-               /* Indicate that the search has failed prematurely and should be aborted */
-               return DESCRIPTOR_SEARCH_Fail;
-       }
+       USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);

 
 

-       /* Current descriptor does not match what this comparator is looking for */
-       return DESCRIPTOR_SEARCH_NotFound;
+       /* Determine the type of the current descriptor */
+       if (Header->Type == DTYPE_Endpoint)
+         return DESCRIPTOR_SEARCH_Found;
+       else if (Header->Type == DTYPE_Interface)
+         return DESCRIPTOR_SEARCH_Fail;
+       else
+         return DESCRIPTOR_SEARCH_NotFound;

 }
 
 }