Allow the title of top level pages to be overridden in the Atmel Studio help.
[pub/USBasp.git] / Demos / Host / LowLevel / VirtualSerialHost / ConfigDescriptor.c
index d702771..b963450 100644 (file)
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2010.
+     Copyright (C) Dean Camera, 2013.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2013  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
@@ -18,7 +18,7 @@
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
-  The author disclaim all warranties with regard to this
+  The author disclaims 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
@@ -116,7 +116,7 @@ uint8_t ProcessConfigurationDescriptor(void)
                USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(CurrConfigLocation, USB_Descriptor_Endpoint_t);
 
                /* If the endpoint is a IN type endpoint */
-               if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
+               if ((EndpointData->EndpointAddress & ENDPOINT_DIR_MASK) == ENDPOINT_DIR_IN)
                {
                        /* Check if the found endpoint is a interrupt or bulk type descriptor */
                        if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
@@ -131,16 +131,13 @@ uint8_t ProcessConfigurationDescriptor(void)
        }
 
        /* Configure the CDC data IN pipe */
-       Pipe_ConfigurePipe(CDC_DATA_IN_PIPE, EP_TYPE_BULK, PIPE_TOKEN_IN,
-                          DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, PIPE_BANK_SINGLE);
+       Pipe_ConfigurePipe(CDC_DATA_IN_PIPE, EP_TYPE_BULK, DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize, 1);
 
        /* Configure the CDC data OUT pipe */
-       Pipe_ConfigurePipe(CDC_DATA_OUT_PIPE, EP_TYPE_BULK, PIPE_TOKEN_OUT,
-                                          DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, PIPE_BANK_SINGLE);
+       Pipe_ConfigurePipe(CDC_DATA_OUT_PIPE, EP_TYPE_BULK, DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize, 1);
 
        /* Configure the CDC notification pipe */
-       Pipe_ConfigurePipe(CDC_NOTIFICATION_PIPE, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
-                                          NotificationEndpoint->EndpointAddress, NotificationEndpoint->EndpointSize, PIPE_BANK_SINGLE);
+       Pipe_ConfigurePipe(CDC_NOTIFICATION_PIPE, EP_TYPE_INTERRUPT, NotificationEndpoint->EndpointAddress, NotificationEndpoint->EndpointSize, 1);
        Pipe_SetInterruptPeriod(NotificationEndpoint->PollingIntervalMS);
 
        /* Valid data found, return success */
@@ -157,12 +154,16 @@ uint8_t ProcessConfigurationDescriptor(void)
  */
 uint8_t DComp_NextCDCControlInterface(void* CurrentDescriptor)
 {
-       if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+       USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+       if (Header->Type == DTYPE_Interface)
        {
+               USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
+
                /* Check the CDC descriptor class, subclass and protocol, break out if correct control interface found */
-               if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class    == CDC_CSCP_CDCClass)    &&
-                   (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == CDC_CSCP_ACMSubclass) &&
-                   (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == CDC_CSCP_ATCommandProtocol))
+               if ((Interface->Class    == CDC_CSCP_CDCClass)    &&
+                   (Interface->SubClass == CDC_CSCP_ACMSubclass) &&
+                   (Interface->Protocol == CDC_CSCP_ATCommandProtocol))
                {
                        return DESCRIPTOR_SEARCH_Found;
                }
@@ -181,12 +182,16 @@ uint8_t DComp_NextCDCControlInterface(void* CurrentDescriptor)
  */
 uint8_t DComp_NextCDCDataInterface(void* CurrentDescriptor)
 {
-       if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+       USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+       if (Header->Type == DTYPE_Interface)
        {
+               USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
+
                /* Check the CDC descriptor class, subclass and protocol, break out if correct data interface found */
-               if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class    == CDC_CSCP_CDCDataClass)   &&
-                   (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == CDC_CSCP_NoDataSubclass) &&
-                   (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == CDC_CSCP_NoDataProtocol))
+               if ((Interface->Class    == CDC_CSCP_CDCDataClass)   &&
+                   (Interface->SubClass == CDC_CSCP_NoDataSubclass) &&
+                   (Interface->Protocol == CDC_CSCP_NoDataProtocol))
                {
                        return DESCRIPTOR_SEARCH_Found;
                }
@@ -207,15 +212,19 @@ uint8_t DComp_NextCDCDataInterface(void* CurrentDescriptor)
  */
 uint8_t DComp_NextCDCDataInterfaceEndpoint(void* CurrentDescriptor)
 {
-       if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
+       USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+       if (Header->Type == DTYPE_Endpoint)
        {
-               uint8_t EndpointType = (DESCRIPTOR_CAST(CurrentDescriptor,
-                                                       USB_Descriptor_Endpoint_t).Attributes & EP_TYPE_MASK);
+               USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t);
 
-               if ((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT))
-                 return DESCRIPTOR_SEARCH_Found;
+               if (((Endpoint->Attributes & EP_TYPE_MASK) == EP_TYPE_BULK) ||
+                   ((Endpoint->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT))
+               {
+                       return DESCRIPTOR_SEARCH_Found;
+               }
        }
-       else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+       else if (Header->Type == DTYPE_Interface)
        {
                return DESCRIPTOR_SEARCH_Fail;
        }