X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/f3c061d5c8ef95a0bd2ec829cc1d7461af94a845..5acf23b25465b82e5516510ee45aa9ed15178ad5:/LUFA/Drivers/USB/LowLevel/Pipe.c?ds=sidebyside

diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.c b/LUFA/Drivers/USB/LowLevel/Pipe.c
index 3fb30a2f7..9c6a53e78 100644
--- a/LUFA/Drivers/USB/LowLevel/Pipe.c
+++ b/LUFA/Drivers/USB/LowLevel/Pipe.c
@@ -70,6 +70,22 @@ void Pipe_ClearPipes(void)
 	}
 }
 
+bool Pipe_IsEndpointBound(uint8_t EndpointAddress)
+{
+	uint8_t PrevPipeNumber = Pipe_GetCurrentPipe();
+
+	for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
+	{
+		Pipe_SelectPipe(PNum);
+		
+		if (Pipe_IsConfigured() && (Pipe_BoundEndpointNumber() == EndpointAddress))
+		  return true;
+	}
+	
+	Pipe_SelectPipe(PrevPipeNumber);
+	return false;
+}
+
 uint8_t Pipe_WaitUntilReady(void)
 {
 	#if (USB_STREAM_TIMEOUT_MS < 0xFF)
@@ -93,7 +109,7 @@ uint8_t Pipe_WaitUntilReady(void)
 
 		if (Pipe_IsStalled())
 		  return PIPE_READYWAIT_PipeStalled;
-		else if (!(USB_IsConnected))
+		else if (USB_HostState == HOST_STATE_Unattached)
 		  return PIPE_READYWAIT_DeviceDisconnected;
 			  
 		if (USB_INT_HasOccurred(USB_INT_HSOFI))