Added stdio.h stream examples for the virtual CDC UART in the CDC host demos.

[pub/USBasp.git] / LUFA / Drivers / USB / LowLevel / Pipe.c

diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.c b/LUFA/Drivers/USB/LowLevel/Pipe.c
index 7d3e876..400cc5f 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/Pipe.c
+++ b/LUFA/Drivers/USB/LowLevel/Pipe.c
@@ -70,6 +70,22 @@ void Pipe_ClearPipes(void)
        }\r
 }\r
 \r
+bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)\r
+{\r
+       uint8_t PrevPipeNumber = Pipe_GetCurrentPipe();\r
+\r
+       for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)\r
+       {\r
+               Pipe_SelectPipe(PNum);\r
+               \r
+               if (Pipe_IsConfigured() && (Pipe_BoundEndpointNumber() == EndpointAddress))\r
+                 return true;\r
+       }\r
+       \r
+       Pipe_SelectPipe(PrevPipeNumber);\r
+       return false;\r
+}\r
+\r
 uint8_t Pipe_WaitUntilReady(void)\r
 {\r
        #if (USB_STREAM_TIMEOUT_MS < 0xFF)\r
@@ -77,7 +93,7 @@ uint8_t Pipe_WaitUntilReady(void)
        #else\r
        uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;\r
        #endif\r
-\r
+       \r
        for (;;)\r
        {\r
                if (Pipe_GetPipeToken() == PIPE_TOKEN_IN)\r