Add MIME type handling to the Webserver project, so that files of different types...
[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / CDC.c
index dd8c412..85864b0 100644 (file)
@@ -1,13 +1,13 @@
 /*\r
              LUFA Library\r
 /*\r
              LUFA Library\r
-     Copyright (C) Dean Camera, 2009.\r
+     Copyright (C) Dean Camera, 2010.\r
               \r
   dean [at] fourwalledcubicle [dot] com\r
       www.fourwalledcubicle.com\r
 */\r
 \r
 /*\r
               \r
   dean [at] fourwalledcubicle [dot] com\r
       www.fourwalledcubicle.com\r
 */\r
 \r
 /*\r
-  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)\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
 \r
   Permission to use, copy, modify, distribute, and sell this \r
   software and its documentation for any purpose is hereby granted\r
@@ -110,32 +110,20 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
                {\r
                        if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)\r
                        {\r
                {\r
                        if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)\r
                        {\r
-                               if (Pipe_IsEndpointBound(EndpointData->EndpointAddress))\r
-                               {\r
-                                       CDCInterfaceInfo->State.BidirectionalDataEndpoints = true;\r
-                                       Pipe_DisablePipe();\r
-                               }\r
-\r
                                Pipe_ConfigurePipe(CDCInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN,\r
                                                   EndpointData->EndpointAddress, EndpointData->EndpointSize, \r
                                                   CDCInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);\r
                                Pipe_ConfigurePipe(CDCInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN,\r
                                                   EndpointData->EndpointAddress, EndpointData->EndpointSize, \r
                                                   CDCInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);\r
+\r
                                CDCInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;\r
 \r
                                FoundEndpoints |= CDC_FOUND_DATAPIPE_IN;\r
                        }\r
                        else\r
                        {\r
                                CDCInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;\r
 \r
                                FoundEndpoints |= CDC_FOUND_DATAPIPE_IN;\r
                        }\r
                        else\r
                        {\r
-                               if (Pipe_IsEndpointBound(EndpointData->EndpointAddress))\r
-                               {\r
-                                       CDCInterfaceInfo->State.BidirectionalDataEndpoints = true;\r
-                               }\r
-                               else\r
-                               {\r
-                                       Pipe_ConfigurePipe(CDCInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT,\r
-                                                          EndpointData->EndpointAddress, EndpointData->EndpointSize, \r
-                                                          CDCInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);\r
-                               }\r
-                               \r
+                               Pipe_ConfigurePipe(CDCInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT,\r
+                                                                  EndpointData->EndpointAddress, EndpointData->EndpointSize, \r
+                                                                  CDCInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);\r
+                       \r
                                CDCInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;\r
                                \r
                                FoundEndpoints |= CDC_FOUND_DATAPIPE_OUT;\r
                                CDCInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;\r
                                \r
                                FoundEndpoints |= CDC_FOUND_DATAPIPE_OUT;\r
@@ -277,22 +265,11 @@ uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, ch
 \r
        uint8_t ErrorCode;\r
 \r
 \r
        uint8_t ErrorCode;\r
 \r
-       if (CDCInterfaceInfo->State.BidirectionalDataEndpoints)\r
-       {\r
-               Pipe_SelectPipe(CDCInterfaceInfo->Config.DataINPipeNumber);\r
-               Pipe_SetPipeToken(PIPE_TOKEN_OUT);\r
-       }\r
-       else\r
-       {\r
-               Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);    \r
-       }\r
+       Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);    \r
 \r
        Pipe_Unfreeze();\r
        ErrorCode = Pipe_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK);\r
        Pipe_Freeze();\r
 \r
        Pipe_Unfreeze();\r
        ErrorCode = Pipe_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK);\r
        Pipe_Freeze();\r
-\r
-       if (CDCInterfaceInfo->State.BidirectionalDataEndpoints)\r
-         Pipe_SetPipeToken(PIPE_TOKEN_IN);\r
        \r
        return ErrorCode;\r
 }\r
        \r
        return ErrorCode;\r
 }\r
@@ -304,16 +281,7 @@ uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, cons
          \r
        uint8_t ErrorCode;\r
 \r
          \r
        uint8_t ErrorCode;\r
 \r
-       if (CDCInterfaceInfo->State.BidirectionalDataEndpoints)\r
-       {\r
-               Pipe_SelectPipe(CDCInterfaceInfo->Config.DataINPipeNumber);\r
-               Pipe_SetPipeToken(PIPE_TOKEN_OUT);\r
-       }\r
-       else\r
-       {\r
-               Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);    \r
-       }\r
-       \r
+       Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);    \r
        Pipe_Unfreeze();\r
        \r
        if (!(Pipe_IsReadWriteAllowed()))\r
        Pipe_Unfreeze();\r
        \r
        if (!(Pipe_IsReadWriteAllowed()))\r
@@ -326,9 +294,6 @@ uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, cons
 \r
        Pipe_Write_Byte(Data);  \r
        Pipe_Freeze();\r
 \r
        Pipe_Write_Byte(Data);  \r
        Pipe_Freeze();\r
-\r
-       if (CDCInterfaceInfo->State.BidirectionalDataEndpoints)\r
-         Pipe_SetPipeToken(PIPE_TOKEN_IN);\r
        \r
        return PIPE_READYWAIT_NoError;\r
 }\r
        \r
        return PIPE_READYWAIT_NoError;\r
 }\r
@@ -344,13 +309,22 @@ uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
        Pipe_SetPipeToken(PIPE_TOKEN_IN);\r
        Pipe_Unfreeze();\r
 \r
        Pipe_SetPipeToken(PIPE_TOKEN_IN);\r
        Pipe_Unfreeze();\r
 \r
-       if (Pipe_IsINReceived() && !(Pipe_BytesInPipe()))\r
-         Pipe_ClearIN();\r
-       \r
-       BytesInPipe = Pipe_BytesInPipe();\r
-       Pipe_Freeze();\r
-       \r
-       return BytesInPipe;\r
+       if (Pipe_IsINReceived())\r
+       {\r
+               if (!(Pipe_BytesInPipe()))\r
+                 Pipe_ClearIN();\r
+               \r
+               BytesInPipe = Pipe_BytesInPipe();\r
+               Pipe_Freeze();\r
+               \r
+               return BytesInPipe;\r
+       }\r
+       else\r
+       {\r
+               Pipe_Freeze();\r
+               \r
+               return 0;\r
+       }\r
 }\r
 \r
 uint8_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)\r
 }\r
 \r
 uint8_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)\r
@@ -381,16 +355,7 @@ uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
          \r
        uint8_t ErrorCode;\r
 \r
          \r
        uint8_t ErrorCode;\r
 \r
-       if (CDCInterfaceInfo->State.BidirectionalDataEndpoints)\r
-       {\r
-               Pipe_SelectPipe(CDCInterfaceInfo->Config.DataINPipeNumber);\r
-               Pipe_SetPipeToken(PIPE_TOKEN_OUT);\r
-       }\r
-       else\r
-       {\r
-               Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);    \r
-       }\r
-       \r
+       Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);    \r
        Pipe_Unfreeze();\r
        \r
        if (!(Pipe_BytesInPipe()))\r
        Pipe_Unfreeze();\r
        \r
        if (!(Pipe_BytesInPipe()))\r
@@ -409,9 +374,6 @@ uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
        }\r
 \r
        Pipe_Freeze();\r
        }\r
 \r
        Pipe_Freeze();\r
-\r
-       if (CDCInterfaceInfo->State.BidirectionalDataEndpoints)\r
-         Pipe_SetPipeToken(PIPE_TOKEN_IN);\r
        \r
        return PIPE_READYWAIT_NoError;\r
 }\r
        \r
        return PIPE_READYWAIT_NoError;\r
 }\r
@@ -445,6 +407,9 @@ static int CDC_Host_getchar_Blocking(FILE* Stream)
 {\r
        while (!(CDC_Host_BytesReceived((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream))))\r
        {\r
 {\r
        while (!(CDC_Host_BytesReceived((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream))))\r
        {\r
+               if (USB_HostState == HOST_STATE_Unattached)\r
+                 return _FDEV_EOF;\r
+\r
                CDC_Host_USBTask((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream));\r
                USB_USBTask();\r
        }\r
                CDC_Host_USBTask((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream));\r
                USB_USBTask();\r
        }\r