diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Device/CDC.h')
| -rw-r--r-- | LUFA/Drivers/USB/Class/Device/CDC.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/CDC.h b/LUFA/Drivers/USB/Class/Device/CDC.h index 99f8eb2b2..dcb1762bd 100644 --- a/LUFA/Drivers/USB/Class/Device/CDC.h +++ b/LUFA/Drivers/USB/Class/Device/CDC.h @@ -115,21 +115,21 @@ *
* \return Boolean true if the endpoints were sucessfully configured, false otherwise
*/
- bool CDC_Device_ConfigureEndpoints(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ bool CDC_Device_ConfigureEndpoints(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Processes incomming control requests from the host, that are directed to the given CDC class interface. This should be
* linked to the library \ref EVENT_USB_Device_UnhandledControlRequest() event.
*
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void CDC_Device_ProcessControlRequest(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ void CDC_Device_ProcessControlRequest(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** General management task for a given CDC class interface, required for the correct operation of the interface. This should
* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
*
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** CDC class driver event for a line encoding change on a CDC interface. This event fires each time the host requests a
* line encoding change (containing the serial parity, baud and other configuration information) and may be hooked in the
@@ -138,7 +138,7 @@ *
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** CDC class driver event for a control line state change on a CDC interface. This event fires each time the host requests a
* control line state change (containing the virtual serial control line states, such as DTR) and may be hooked in the
@@ -148,7 +148,7 @@ *
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Sends a given string to the attached USB host, if connected. If a host is not connected when the function is called, the
* string is discarded.
@@ -159,7 +159,7 @@ *
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum
*/
- uint8_t CDC_Device_SendString(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, char* const Data, const uint16_t Length);
+ uint8_t CDC_Device_SendString(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, char* const Data, const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1, 2);
/** Sends a given byte to the attached USB host, if connected. If a host is not connected when the function is called, the
* byte is discarded.
@@ -169,7 +169,7 @@ *
* \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum
*/
- uint8_t CDC_Device_SendByte(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, const uint8_t Data);
+ uint8_t CDC_Device_SendByte(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo, const uint8_t Data) ATTR_NON_NULL_PTR_ARG(1);
/** Determines the number of bytes received by the CDC interface from the host, waiting to be read.
*
@@ -177,7 +177,7 @@ *
* \return Total number of buffered bytes received from the host
*/
- uint16_t CDC_Device_BytesReceived(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ uint16_t CDC_Device_BytesReceived(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Reads a byte of data from the host. If no data is waiting to be read of if a USB host is not connected, the function
* returns 0. The \ref CDC_Device_BytesReceived() function should be queried before data is recieved to ensure that no data
@@ -187,7 +187,7 @@ *
* \return Next received byte from the host, or 0 if no data received
*/
- uint8_t CDC_Device_ReceiveByte(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ uint8_t CDC_Device_ReceiveByte(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Flushes any data waiting to be sent, ensuring that the send buffer is cleared.
*
@@ -195,7 +195,7 @@ *
* \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum
*/
- uint8_t CDC_Device_Flush(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ uint8_t CDC_Device_Flush(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Sends a Serial Control Line State Change notification to the host. This should be called when the virtual serial
* control lines (DCD, DSR, etc.) have changed states, or to give BREAK notfications to the host. Line states persist
@@ -204,7 +204,7 @@ *
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void CDC_Device_SendControlLineStateChange(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
+ void CDC_Device_SendControlLineStateChange(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
@@ -212,9 +212,9 @@ #if defined(INCLUDE_FROM_CDC_CLASS_DEVICE_C)
void CDC_Device_Event_Stub(void);
void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
- ATTR_WEAK ATTR_ALIAS(CDC_Device_Event_Stub);
+ ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Device_Event_Stub);
void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
- ATTR_WEAK ATTR_ALIAS(CDC_Device_Event_Stub);
+ ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Device_Event_Stub);
#endif
#endif
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