X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/67f390fe746ccc4d1dceac23f590eb1723cb7ff2..a7ade9f28dac6b42e2a85823ec80d5539c176667:/LUFA/Drivers/USB/Class/Device/CDC.c

diff --git a/LUFA/Drivers/USB/Class/Device/CDC.c b/LUFA/Drivers/USB/Class/Device/CDC.c
index 12b55938c..a6e5e2689 100644
--- a/LUFA/Drivers/USB/Class/Device/CDC.c
+++ b/LUFA/Drivers/USB/Class/Device/CDC.c
@@ -39,7 +39,7 @@ void CDC_Device_Event_Stub(void)
 
 }
 
-void CDC_Device_ProcessControlPacket(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
+void CDC_Device_ProcessControlRequest(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 {
 	if (!(Endpoint_IsSETUPReceived()))
 	  return;
@@ -78,8 +78,7 @@ void CDC_Device_ProcessControlPacket(USB_ClassInfo_CDC_Device_t* CDCInterfaceInf
 				
 				EVENT_CDC_Device_ControLineStateChanged(CDCInterfaceInfo);
 
-				while (!(Endpoint_IsINReady()));
-				Endpoint_ClearIN();
+				Endpoint_ClearStatusStage();
 			}
 	
 			break;
@@ -88,6 +87,8 @@ void CDC_Device_ProcessControlPacket(USB_ClassInfo_CDC_Device_t* CDCInterfaceInf
 
 bool CDC_Device_ConfigureEndpoints(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 {
+	memset(&CDCInterfaceInfo->State, 0x00, sizeof(CDCInterfaceInfo->State));
+
 	if (!(Endpoint_ConfigureEndpoint(CDCInterfaceInfo->Config.DataINEndpointNumber, EP_TYPE_BULK,
 							         ENDPOINT_DIR_IN, CDCInterfaceInfo->Config.DataINEndpointSize,
 							         ENDPOINT_BANK_SINGLE)))
@@ -114,7 +115,7 @@ bool CDC_Device_ConfigureEndpoints(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 
 void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 {
-	if (!(USB_IsConnected) || !(USB_ConfigurationNumber))
+	if (USB_DeviceState != DEVICE_STATE_Configured)
 	  return;
 
 	Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataINEndpointNumber);
@@ -125,7 +126,7 @@ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 	if (!(Endpoint_IsReadWriteAllowed()))
 	{
 		Endpoint_ClearIN();
-		while (!(Endpoint_IsReadWriteAllowed()));
+		Endpoint_WaitUntilReady();
 	}	
 	
 	Endpoint_ClearIN();
@@ -133,16 +134,16 @@ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 
 void CDC_Device_SendString(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, char* const Data, const uint16_t Length)
 {
-	if (!(USB_IsConnected))
+	if ((USB_DeviceState != DEVICE_STATE_Configured) || !(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS))
 	  return;
-
+	
 	Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataINEndpointNumber);
 	Endpoint_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK);
 }
 
 void CDC_Device_SendByte(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, const uint8_t Data)
 {
-	if (!(USB_IsConnected))
+	if ((USB_DeviceState != DEVICE_STATE_Configured) || !(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS))
 	  return;
 
 	Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataINEndpointNumber);
@@ -150,7 +151,7 @@ void CDC_Device_SendByte(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, con
 	if (!(Endpoint_IsReadWriteAllowed()))
 	{
 		Endpoint_ClearIN();
-		while (!(Endpoint_IsReadWriteAllowed()));
+		Endpoint_WaitUntilReady();
 	}
 
 	Endpoint_Write_Byte(Data);	
@@ -160,12 +161,15 @@ uint16_t CDC_Device_BytesReceived(USB_ClassInfo_CDC_Device_t* const CDCInterface
 {
 	Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataOUTEndpointNumber);
 
+	if (Endpoint_IsOUTReceived() && !(Endpoint_BytesInEndpoint()))
+	  Endpoint_ClearOUT();
+
 	return Endpoint_BytesInEndpoint();
 }
 
 uint8_t CDC_Device_ReceiveByte(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 {
-	if (!(USB_IsConnected))
+	if (USB_DeviceState != DEVICE_STATE_Configured)
 	  return 0;
 
 	Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataOUTEndpointNumber);
@@ -180,7 +184,7 @@ uint8_t CDC_Device_ReceiveByte(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
 
 void CDC_Device_SendControlLineStateChange(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
 {
-	if (!(USB_IsConnected))
+	if (USB_DeviceState != DEVICE_STATE_Configured)
 	  return;
 
 	Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.NotificationEndpointNumber);
@@ -191,11 +195,13 @@ void CDC_Device_SendControlLineStateChange(USB_ClassInfo_CDC_Device_t* const CDC
 			.bRequest      = NOTIF_SerialState,
 			.wValue        = 0,
 			.wIndex        = 0,
-			.wLength       = sizeof(uint16_t),
+			.wLength       = sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost),
 		};
 
 	Endpoint_Write_Stream_LE(&Notification, sizeof(Notification), NO_STREAM_CALLBACK);
-	Endpoint_Write_Stream_LE(&CDCInterfaceInfo->State.ControlLineStates.DeviceToHost, sizeof(uint8_t), NO_STREAM_CALLBACK);
+	Endpoint_Write_Stream_LE(&CDCInterfaceInfo->State.ControlLineStates.DeviceToHost,
+	                         sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost),
+	                         NO_STREAM_CALLBACK);
 	Endpoint_ClearIN();
 }