Fix up the incomplete Webserver project so that it integrates with the uIP stack...
[pub/USBasp.git] / LUFA / Drivers / USB / Class / Device / MIDI.c
index 1d342f5..b72c2b0 100644 (file)
@@ -1,21 +1,21 @@
 /*\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
-\r
-  Permission to use, copy, modify, and distribute this software\r
-  and its documentation for any purpose and without fee is hereby\r
-  granted, provided that the above copyright notice appear in all\r
-  copies and that both that the copyright notice and this\r
-  permission notice and warranty disclaimer appear in supporting\r
-  documentation, and that the name of the author not be used in\r
-  advertising or publicity pertaining to distribution of the\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
+  without fee, provided that the above copyright notice appear in \r
+  all copies and that both that the copyright notice and this\r
+  permission notice and warranty disclaimer appear in supporting \r
+  documentation, and that the name of the author not be used in \r
+  advertising or publicity pertaining to distribution of the \r
   software without specific, written prior permission.\r
 \r
   The author disclaim all warranties with regard to this\r
   software without specific, written prior permission.\r
 \r
   The author disclaim all warranties with regard to this\r
 \r
 #include "MIDI.h"\r
 \r
 \r
 #include "MIDI.h"\r
 \r
-void MIDI_Device_ProcessControlPacket(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceInfo)\r
+void MIDI_Device_ProcessControlRequest(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)\r
 {\r
 \r
 }\r
 \r
 {\r
 \r
 }\r
 \r
-bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceInfo)\r
+bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)\r
 {\r
 {\r
+       memset(&MIDIInterfaceInfo->State, 0x00, sizeof(MIDIInterfaceInfo->State));\r
+\r
        if (MIDIInterfaceInfo->Config.DataINEndpointNumber)\r
        {\r
                if (!(Endpoint_ConfigureEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber, EP_TYPE_BULK,\r
                                                                                 ENDPOINT_DIR_IN, MIDIInterfaceInfo->Config.DataINEndpointSize,\r
        if (MIDIInterfaceInfo->Config.DataINEndpointNumber)\r
        {\r
                if (!(Endpoint_ConfigureEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber, EP_TYPE_BULK,\r
                                                                                 ENDPOINT_DIR_IN, MIDIInterfaceInfo->Config.DataINEndpointSize,\r
-                                                                                ENDPOINT_BANK_SINGLE)))\r
+                                                                                MIDIInterfaceInfo->Config.DataINEndpointDoubleBank ? ENDPOINT_BANK_DOUBLE : ENDPOINT_BANK_SINGLE)))\r
                {\r
                        return false;\r
                }\r
                {\r
                        return false;\r
                }\r
@@ -54,7 +56,7 @@ bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceIn
        {\r
                if (!(Endpoint_ConfigureEndpoint(MIDIInterfaceInfo->Config.DataOUTEndpointNumber, EP_TYPE_BULK,\r
                                                                                 ENDPOINT_DIR_OUT, MIDIInterfaceInfo->Config.DataOUTEndpointSize,\r
        {\r
                if (!(Endpoint_ConfigureEndpoint(MIDIInterfaceInfo->Config.DataOUTEndpointNumber, EP_TYPE_BULK,\r
                                                                                 ENDPOINT_DIR_OUT, MIDIInterfaceInfo->Config.DataOUTEndpointSize,\r
-                                                                                ENDPOINT_BANK_SINGLE)))\r
+                                                                                MIDIInterfaceInfo->Config.DataOUTEndpointDoubleBank ? ENDPOINT_BANK_DOUBLE : ENDPOINT_BANK_SINGLE)))\r
                {\r
                        return false;\r
                }\r
                {\r
                        return false;\r
                }\r
@@ -63,28 +65,50 @@ bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceIn
        return true;\r
 }\r
 \r
        return true;\r
 }\r
 \r
-void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceInfo)\r
+uint8_t MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)\r
 {\r
 {\r
+       if (USB_DeviceState != DEVICE_STATE_Configured)\r
+         return ENDPOINT_RWSTREAM_DeviceDisconnected;\r
+       \r
+       Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber);\r
+\r
+       if (Endpoint_IsReadWriteAllowed());\r
+       {\r
+               uint8_t ErrorCode;\r
 \r
 \r
+               if ((ErrorCode = Endpoint_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != ENDPOINT_RWSTREAM_NoError)\r
+                 return ErrorCode;\r
+\r
+               if (!(Endpoint_IsReadWriteAllowed()))\r
+                 Endpoint_ClearIN();\r
+       }\r
+       \r
+       return ENDPOINT_RWSTREAM_NoError;\r
 }\r
 \r
 }\r
 \r
-void MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceInfo, USB_MIDI_EventPacket_t* Event)\r
+uint8_t MIDI_Device_Flush(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)\r
 {\r
 {\r
-       if (!(USB_IsConnected))\r
-         return;\r
+       if (USB_DeviceState != DEVICE_STATE_Configured)\r
+         return ENDPOINT_RWSTREAM_DeviceDisconnected;\r
        \r
        \r
+       uint8_t ErrorCode;\r
+\r
        Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber);\r
 \r
        Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber);\r
 \r
-       if (Endpoint_IsReadWriteAllowed());\r
+       if (Endpoint_BytesInEndpoint())\r
        {\r
        {\r
-               Endpoint_Write_Stream_LE(Event, sizeof(USB_MIDI_EventPacket_t), NO_STREAM_CALLBACK);\r
                Endpoint_ClearIN();\r
                Endpoint_ClearIN();\r
+\r
+               if ((ErrorCode = Endpoint_WaitUntilReady()) != ENDPOINT_READYWAIT_NoError)\r
+                 return ErrorCode;\r
        }\r
        }\r
+\r
+       return ENDPOINT_READYWAIT_NoError;\r
 }\r
 \r
 }\r
 \r
-bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceInfo, USB_MIDI_EventPacket_t* Event)\r
+bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)\r
 {\r
 {\r
-       if (!(USB_IsConnected))\r
+       if (USB_DeviceState != DEVICE_STATE_Configured)\r
          return false;\r
        \r
        Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataOUTEndpointNumber);\r
          return false;\r
        \r
        Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataOUTEndpointNumber);\r
@@ -92,8 +116,10 @@ bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* MIDIInterfaceIn
        if (!(Endpoint_IsReadWriteAllowed()))\r
          return false;\r
 \r
        if (!(Endpoint_IsReadWriteAllowed()))\r
          return false;\r
 \r
-       Endpoint_Read_Stream_LE(Event, sizeof(USB_MIDI_EventPacket_t), NO_STREAM_CALLBACK);\r
-       Endpoint_ClearOUT();\r
+       Endpoint_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK);\r
+       \r
+       if (!(Endpoint_IsReadWriteAllowed()))\r
+         Endpoint_ClearOUT();\r
        \r
        return true;\r
 }\r
        \r
        return true;\r
 }\r