X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/f3ec62b5c689d9c66b07a57df76ca83881ce3fe3..d881e0cbf691793ab6e5fe24f091549a007e009a:/LUFA/Drivers/USB/Class/Host/CDC.h?ds=inline

diff --git a/LUFA/Drivers/USB/Class/Host/CDC.h b/LUFA/Drivers/USB/Class/Host/CDC.h
index b679d1023..59ec1372a 100644
--- a/LUFA/Drivers/USB/Class/Host/CDC.h
+++ b/LUFA/Drivers/USB/Class/Host/CDC.h
@@ -151,10 +151,6 @@
 			 *  This should be called once after the stack has enumerated the attached device, while the host state machine is in
 			 *  the Addressed state.
 			 *
-			 *  \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other
-			 *        interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes
-			 *        within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes.
-			 *
 			 *  \param[in,out] CDCInterfaceInfo        Pointer to a structure containing an CDC Class host configuration and state.
 			 *  \param[in]     ConfigDescriptorSize    Length of the attached device's Configuration Descriptor.
 			 *  \param[in]     DeviceConfigDescriptor  Pointer to a buffer containing the attached device's Configuration Descriptor.
@@ -185,7 +181,7 @@
 			 */
 			uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
 
-			/** Sends a Send Break request to the device. This is generally used to separate data data or to indicate a special condition
+			/** Sends a Send Break request to the device. This is generally used to separate data or to indicate a special condition
 			 *  to the receiving device.
 			 *
 			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
@@ -295,6 +291,9 @@
 			 *
 			 *  \note The created stream can be given as stdout if desired to direct the standard output from all \c <stdio.h> functions
 			 *        to the given CDC interface.
+			 *        \n\n
+			 *
+			 *  \note This function is not available on all microcontroller architectures.
 			 *
 			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class configuration and state.
 			 *  \param[in,out] Stream            Pointer to a FILE structure where the created stream should be placed.
@@ -305,6 +304,8 @@
 			/** Identical to \ref CDC_Host_CreateStream(), except that reads are blocking until the calling stream function terminates
 			 *  the transfer. While blocking, the USB and CDC service tasks are called repeatedly to maintain USB communications.
 			 *
+			 *  \note This function is not available on all microcontroller architectures.
+			 *
 			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class configuration and state.
 			 *  \param[in,out] Stream            Pointer to a FILE structure where the created stream should be placed.
 			 */
@@ -325,18 +326,24 @@
 	#if !defined(__DOXYGEN__)
 		/* Function Prototypes: */
 			#if defined(__INCLUDE_FROM_CDC_HOST_C)
+				#if defined(FDEV_SETUP_STREAM)
 				static int CDC_Host_putchar(char c,
 				                            FILE* Stream) ATTR_NON_NULL_PTR_ARG(2);
 				static int CDC_Host_getchar(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1);
 				static int CDC_Host_getchar_Blocking(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1);
+				#endif
 
 				void CDC_Host_Event_Stub(void) ATTR_CONST;
+				
 				void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
 				                                           ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Host_Event_Stub);
 
-				static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
-				static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
-				static uint8_t DCOMP_CDC_Host_NextCDCInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
+				static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescriptor)
+				                                                      ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
+				static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor)
+				                                                   ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
+				static uint8_t DCOMP_CDC_Host_NextCDCInterfaceEndpoint(void* const CurrentDescriptor)
+				                                                       ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
 			#endif
 	#endif