Fix NON-NULL attributes, add for TWI_t.

diff --git a/LUFA/Drivers/Peripheral/XMEGA/TWI_XMEGA.h b/LUFA/Drivers/Peripheral/XMEGA/TWI_XMEGA.h
index 048acb9..eb8c6a5 100644 (file)
--- a/LUFA/Drivers/Peripheral/XMEGA/TWI_XMEGA.h
+++ b/LUFA/Drivers/Peripheral/XMEGA/TWI_XMEGA.h
@@ -181,7 +181,7 @@
        *  \param[in] twi        The TWI Peripheral to use
                         *  \param[in] Baud       Value of the BAUD register of the TWI Master.
                         */
        *  \param[in] twi        The TWI Peripheral to use
                         *  \param[in] Baud       Value of the BAUD register of the TWI Master.
                         */

-                       static inline void TWI_Init(TWI_t *twi, const uint8_t Baud) ATTR_ALWAYS_INLINE;
+                       static inline void TWI_Init(TWI_t *twi, const uint8_t Baud) ATTR_ALWAYS_INLINE ATTR_NON_NULL_PTR_ARG(1);

                        static inline void TWI_Init(TWI_t *twi, const uint8_t Baud)
                        {
         twi->MASTER.BAUD = Baud;
                        static inline void TWI_Init(TWI_t *twi, const uint8_t Baud)
                        {
         twi->MASTER.BAUD = Baud;


@@ -193,7 +193,7 @@
        *
        *  \param[in] twi        The TWI Peripheral to use
                         */
        *
        *  \param[in] twi        The TWI Peripheral to use
                         */

-                       static inline void TWI_Disable(TWI_t *twi) ATTR_ALWAYS_INLINE;
+                       static inline void TWI_Disable(TWI_t *twi) ATTR_ALWAYS_INLINE ATTR_NON_NULL_PTR_ARG(1);

                        static inline void TWI_Disable(TWI_t *twi)
                        {
         twi->MASTER.CTRLA &= ~TWI_MASTER_ENABLE_bm;
                        static inline void TWI_Disable(TWI_t *twi)
                        {
         twi->MASTER.CTRLA &= ~TWI_MASTER_ENABLE_bm;


@@ -203,7 +203,7 @@
        *
        *  \param[in] twi        The TWI Peripheral to use
        */
        *
        *  \param[in] twi        The TWI Peripheral to use
        */

-                       static inline void TWI_StopTransmission(TWI_t *twi) ATTR_ALWAYS_INLINE;
+                       static inline void TWI_StopTransmission(TWI_t *twi) ATTR_ALWAYS_INLINE ATTR_NON_NULL_PTR_ARG(1);

                        static inline void TWI_StopTransmission(TWI_t *twi)
                        {
         twi->MASTER.CTRLC = TWI_MASTER_CMD_STOP_gc;
                        static inline void TWI_StopTransmission(TWI_t *twi)
                        {
         twi->MASTER.CTRLC = TWI_MASTER_CMD_STOP_gc;


@@ -220,7 +220,7 @@
                         */
                        uint8_t TWI_StartTransmission(TWI_t *twi,
                                     const uint8_t SlaveAddress,
                         */
                        uint8_t TWI_StartTransmission(TWI_t *twi,
                                     const uint8_t SlaveAddress,

-                                                     const uint8_t TimeoutMS);
+                                                     const uint8_t TimeoutMS) ATTR_NON_NULL_PTR_ARG(1);

 
                        /** Sends a byte to the currently addressed device on the TWI bus.
                         *
 
                        /** Sends a byte to the currently addressed device on the TWI bus.
                         *


@@ -229,7 +229,7 @@
                         *
                         *  \return Boolean \c true if the recipient ACKed the byte, \c false otherwise
                         */
                         *
                         *  \return Boolean \c true if the recipient ACKed the byte, \c false otherwise
                         */

-                       bool TWI_SendByte(TWI_t *twi, const uint8_t Byte);
+                       bool TWI_SendByte(TWI_t *twi, const uint8_t Byte) ATTR_NON_NULL_PTR_ARG(1);

 
                        /** Receives a byte from the currently addressed device on the TWI bus.
                         *
 
                        /** Receives a byte from the currently addressed device on the TWI bus.
                         *


@@ -240,7 +240,7 @@
                         *  \return Boolean \c true if the byte reception successfully completed, \c false otherwise.
                         */
                        bool TWI_ReceiveByte(TWI_t *twi, uint8_t* const Byte,
                         *  \return Boolean \c true if the byte reception successfully completed, \c false otherwise.
                         */
                        bool TWI_ReceiveByte(TWI_t *twi, uint8_t* const Byte,

-                                            const bool LastByte) ATTR_NON_NULL_PTR_ARG(1);
+                                            const bool LastByte) ATTR_NON_NULL_PTR_ARG(1, 2);

 
                        /** High level function to perform a complete packet transfer over the TWI bus to the specified
                         *  device.
 
                        /** High level function to perform a complete packet transfer over the TWI bus to the specified
                         *  device.


@@ -261,7 +261,7 @@
                                               const uint8_t* InternalAddress,
                                               uint8_t InternalAddressLen,
                                               uint8_t* Buffer,
                                               const uint8_t* InternalAddress,
                                               uint8_t InternalAddressLen,
                                               uint8_t* Buffer,

-                                              uint8_t Length) ATTR_NON_NULL_PTR_ARG(3);
+                                              uint8_t Length) ATTR_NON_NULL_PTR_ARG(1, 4);

 
                        /** High level function to perform a complete packet transfer over the TWI bus from the specified
                         *  device.
 
                        /** High level function to perform a complete packet transfer over the TWI bus from the specified
                         *  device.


@@ -282,7 +282,7 @@
                                                const uint8_t* InternalAddress,
                                                uint8_t InternalAddressLen,
                                                const uint8_t* Buffer,
                                                const uint8_t* InternalAddress,
                                                uint8_t InternalAddressLen,
                                                const uint8_t* Buffer,

-                                               uint8_t Length) ATTR_NON_NULL_PTR_ARG(3);
+                                               uint8_t Length) ATTR_NON_NULL_PTR_ARG(1, 4);

 
        /* Disable C linkage for C++ Compilers: */
                #if defined(__cplusplus)
 
        /* Disable C linkage for C++ Compilers: */
                #if defined(__cplusplus)