Add return codes to the CDC Host Class driver String/Byte transmission functions.

[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / CDC.h

diff --git a/LUFA/Drivers/USB/Class/Host/CDC.h b/LUFA/Drivers/USB/Class/Host/CDC.h
index f7dc088..99fbdbb 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/CDC.h
+++ b/LUFA/Drivers/USB/Class/Host/CDC.h
@@ -163,16 +163,20 @@
                         *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state\r
                         *  \param[in] Data  Pointer to the string to send to the device\r
                         *  \param[in] Length  Size in bytes of the string to send to the device\r
+                        *\r
+                        *  \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum\r
                         */\r
-                       void CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1, 2);\r
+                       uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1, 2);\r
                        \r
                        /** Sends a given byte to the attached USB device, if connected. If a host is not connected when the function is called, the\r
                         *  byte is discarded.\r
                         *\r
                         *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state\r
                         *  \param[in] Data  Byte of data to send to the device\r
+                        *\r
+                        *  \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum\r
                         */\r
-                       void CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data) ATTR_NON_NULL_PTR_ARG(1);\r
+                       uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data) ATTR_NON_NULL_PTR_ARG(1);\r
 \r
                        /** Determines the number of bytes received by the CDC interface from the device, waiting to be read.\r
                         *\r