Add missing const qualifiers to class drivers.

[pub/USBasp.git] / LUFA / Common / Common.h

diff --git a/LUFA/Common/Common.h b/LUFA/Common/Common.h
index e52aae8..594dcf8 100644 (file)
--- a/LUFA/Common/Common.h
+++ b/LUFA/Common/Common.h
@@ -64,7 +64,7 @@
                #include "BoardTypes.h"
 
        /* Public Interface - May be used in end-application: */
-               /* Macros: */           
+               /* Macros: */
                        /** Macro for encasing other multi-statement macros. This should be used along with an opening brace
                         *  before the start of any multi-statement macro, so that the macros contents as a whole are treated
                         *  as a discrete block and not as a list of separate statements which may cause problems when used as
@@ -172,8 +172,8 @@
                         *
                         *  \param[in] Word  Word of data whose bytes are to be swapped.
                         */
-                       static inline uint16_t SwapEndian_16(uint16_t Word) ATTR_WARN_UNUSED_RESULT ATTR_CONST;
-                       static inline uint16_t SwapEndian_16(uint16_t Word)
+                       static inline uint16_t SwapEndian_16(const uint16_t Word) ATTR_WARN_UNUSED_RESULT ATTR_CONST;
+                       static inline uint16_t SwapEndian_16(const uint16_t Word)
                        {
                                uint8_t Temp;
 
@@ -198,8 +198,8 @@
                         *
                         *  \param[in] DWord  Double word of data whose bytes are to be swapped.
                         */
-                       static inline uint32_t SwapEndian_32(uint32_t DWord) ATTR_WARN_UNUSED_RESULT ATTR_CONST;
-                       static inline uint32_t SwapEndian_32(uint32_t DWord)
+                       static inline uint32_t SwapEndian_32(const uint32_t DWord) ATTR_WARN_UNUSED_RESULT ATTR_CONST;
+                       static inline uint32_t SwapEndian_32(const uint32_t DWord)
                        {
                                uint8_t Temp;
 
@@ -229,8 +229,10 @@
                         *  \param[in,out] Data   Pointer to a number containing an even number of bytes to be reversed.
                         *  \param[in]     Bytes  Length of the data in bytes.
                         */
-                       static inline void SwapEndian_n(void* Data, uint8_t Bytes);
-                       static inline void SwapEndian_n(void* Data, uint8_t Bytes)
+                       static inline void SwapEndian_n(void* Data,
+                                                       uint8_t Bytes) ATTR_NON_NULL_PTR_ARG(1);
+                       static inline void SwapEndian_n(void* Data,
+                                                       uint8_t Bytes)
                        {
                                uint8_t* CurrDataPos = (uint8_t*)Data;