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Add more const-ness to the stream endpoint/pipe functions where possible.
[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / RNDIS.c
diff --git a/LUFA/Drivers/USB/Class/Host/RNDIS.c b/LUFA/Drivers/USB/Class/Host/RNDIS.c
index 3054d7f..23bd79b 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/RNDIS.c
+++ b/LUFA/Drivers/USB/Class/Host/RNDIS.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2010.
+     Copyright (C) Dean Camera, 2011.
 
   dean [at] fourwalledcubicle [dot] com
-      www.fourwalledcubicle.com
+           www.lufa-lib.org
 */
 
 /*
-  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2011  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
@@ -102,31 +102,59 @@ uint8_t RNDIS_Host_ConfigurePipes(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfa
 
        for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++)
        {
+               uint16_t Size;
+               uint8_t  Type;
+               uint8_t  Token;
+               uint8_t  EndpointAddress;
+               uint8_t  InterruptPeriod;
+               bool     DoubleBanked;
+
                if (PipeNum == RNDISInterfaceInfo->Config.DataINPipeNumber)
                {
-                       Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN,
-                                          DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize,
-                                          RNDISInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
+                       Size            = DataINEndpoint->EndpointSize;
+                       EndpointAddress = DataINEndpoint->EndpointAddress;
+                       Token           = PIPE_TOKEN_IN;
+                       Type            = EP_TYPE_BULK;
+                       DoubleBanked    = RNDISInterfaceInfo->Config.DataINPipeDoubleBank;
+                       InterruptPeriod = 0;
 
                        RNDISInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;
                }
                else if (PipeNum == RNDISInterfaceInfo->Config.DataOUTPipeNumber)
                {
-                       Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT,
-                                          DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize,
-                                          RNDISInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
+                       Size            = DataOUTEndpoint->EndpointSize;
+                       EndpointAddress = DataOUTEndpoint->EndpointAddress;
+                       Token           = PIPE_TOKEN_OUT;
+                       Type            = EP_TYPE_BULK;
+                       DoubleBanked    = RNDISInterfaceInfo->Config.DataOUTPipeDoubleBank;
+                       InterruptPeriod = 0;
 
                        RNDISInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;
                }
                else if (PipeNum == RNDISInterfaceInfo->Config.NotificationPipeNumber)
                {
-                       Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
-                                          NotificationEndpoint->EndpointAddress, NotificationEndpoint->EndpointSize,
-                                          RNDISInterfaceInfo->Config.NotificationPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
-                       Pipe_SetInterruptPeriod(NotificationEndpoint->PollingIntervalMS);
+                       Size            = NotificationEndpoint->EndpointSize;
+                       EndpointAddress = NotificationEndpoint->EndpointAddress;
+                       Token           = PIPE_TOKEN_IN;
+                       Type            = EP_TYPE_INTERRUPT;
+                       DoubleBanked    = RNDISInterfaceInfo->Config.NotificationPipeDoubleBank;
+                       InterruptPeriod = NotificationEndpoint->PollingIntervalMS;
 
                        RNDISInterfaceInfo->State.NotificationPipeSize = NotificationEndpoint->EndpointSize;
                }
+               else
+               {
+                       continue;
+               }
+               
+               if (!(Pipe_ConfigurePipe(PipeNum, Type, Token, EndpointAddress, Size,
+                                        DoubleBanked ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE)))
+               {
+                       return CDC_ENUMERROR_PipeConfigurationFailed;
+               }
+               
+               if (InterruptPeriod)
+                 Pipe_SetInterruptPeriod(InterruptPeriod);
        }
 
        RNDISInterfaceInfo->State.ControlInterfaceNumber = RNDISControlInterface->InterfaceNumber;
@@ -137,14 +165,15 @@ uint8_t RNDIS_Host_ConfigurePipes(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfa
 
 static uint8_t DCOMP_RNDIS_Host_NextRNDISControlInterface(void* const 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* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
-                                                                               USB_Descriptor_Interface_t);
+               USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
 
-               if ((CurrentInterface->Class    == CDC_CSCP_CDCClass)    &&
-                   (CurrentInterface->SubClass == CDC_CSCP_ACMSubclass) &&
-                   (CurrentInterface->Protocol == CDC_CSCP_VendorSpecificProtocol))
+               if ((Interface->Class    == CDC_CSCP_CDCClass)    &&
+                   (Interface->SubClass == CDC_CSCP_ACMSubclass) &&
+                   (Interface->Protocol == CDC_CSCP_VendorSpecificProtocol))
                {
                        return DESCRIPTOR_SEARCH_Found;
                }
@@ -155,14 +184,16 @@ static uint8_t DCOMP_RNDIS_Host_NextRNDISControlInterface(void* const CurrentDes
 
 static uint8_t DCOMP_RNDIS_Host_NextRNDISDataInterface(void* const 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* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
-                                                                               USB_Descriptor_Interface_t);
+               USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor,
+                                                                        USB_Descriptor_Interface_t);
 
-               if ((CurrentInterface->Class    == CDC_CSCP_CDCDataClass)   &&
-                   (CurrentInterface->SubClass == CDC_CSCP_NoDataSubclass) &&
-                   (CurrentInterface->Protocol == CDC_CSCP_NoDataProtocol))
+               if ((Interface->Class    == CDC_CSCP_CDCDataClass)   &&
+                   (Interface->SubClass == CDC_CSCP_NoDataSubclass) &&
+                   (Interface->Protocol == CDC_CSCP_NoDataProtocol))
                {
                        return DESCRIPTOR_SEARCH_Found;
                }
@@ -173,20 +204,21 @@ static uint8_t DCOMP_RNDIS_Host_NextRNDISDataInterface(void* const CurrentDescri
 
 static uint8_t DCOMP_RNDIS_Host_NextRNDISInterfaceEndpoint(void* const CurrentDescriptor)
 {
-       if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
+       USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+       if (Header->Type == DTYPE_Endpoint)
        {
-               USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,
-                                                                             USB_Descriptor_Endpoint_t);
+               USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t);
 
-               uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK);
+               uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK);
 
                if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) &&
-                   !(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress)))
+                   !(Pipe_IsEndpointBound(Endpoint->EndpointAddress)))
                {
                        return DESCRIPTOR_SEARCH_Found;
                }
        }
-       else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+       else if (Header->Type == DTYPE_Interface)
        {
                return DESCRIPTOR_SEARCH_Fail;
        }
@@ -418,7 +450,7 @@ uint8_t RNDIS_Host_ReadPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceIn
        RNDIS_Packet_Message_t DeviceMessage;
 
        if ((ErrorCode = Pipe_Read_Stream_LE(&DeviceMessage, sizeof(RNDIS_Packet_Message_t),
-                                            NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
+                                            NULL)) != PIPE_RWSTREAM_NoError)
        {
                return ErrorCode;
        }
@@ -426,9 +458,9 @@ uint8_t RNDIS_Host_ReadPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceIn
        *PacketLength = (uint16_t)DeviceMessage.DataLength;
 
        Pipe_Discard_Stream(DeviceMessage.DataOffset - (sizeof(RNDIS_Packet_Message_t) - sizeof(RNDIS_Message_Header_t)),
-                           NO_STREAM_CALLBACK);
+                           NULL);
 
-       Pipe_Read_Stream_LE(Buffer, *PacketLength, NO_STREAM_CALLBACK);
+       Pipe_Read_Stream_LE(Buffer, *PacketLength, NULL);
 
        if (!(Pipe_BytesInPipe()))
          Pipe_ClearIN();
@@ -459,12 +491,12 @@ uint8_t RNDIS_Host_SendPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceIn
        Pipe_Unfreeze();
 
        if ((ErrorCode = Pipe_Write_Stream_LE(&DeviceMessage, sizeof(RNDIS_Packet_Message_t),
-                                             NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
+                                             NULL)) != PIPE_RWSTREAM_NoError)
        {
                return ErrorCode;
        }
 
-       Pipe_Write_Stream_LE(Buffer, PacketLength, NO_STREAM_CALLBACK);
+       Pipe_Write_Stream_LE(Buffer, PacketLength, NULL);
        Pipe_ClearOUT();
 
        Pipe_Freeze();
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