Changeset 113 for trunk/kernel/libk/memcpy.h

Timestamp:

Jun 30, 2017, 11:03:08 AM (7 years ago)

Author:

max@…

Message:

add memcmp in libk; these mem* functions should probably be hal-
specific, for better performance

File:

• trunk/kernel/libk/memcpy.h (modified) (2 diffs)

trunk/kernel/libk/memcpy.h

@@ -27 +27 @@
 /*******************************************************************************************
  * This function copies a source buffer to a destination buffer.
- * There is no alignment constraint, but the performances are improved if th buffers
- * are both aligned on a 32 bits word boundary. 
+ * There is no alignment constraint, but the performance is improved if the buffers
+ * are both aligned on a 32 bits word boundary.
  *******************************************************************************************
  * @ dst     : pointer on destination buffer.
@@ -37 +37 @@
 void * memcpy( void       * dst,
                const void * src,
-               uint32_t     size ); 
+               uint32_t     size );
 
 /*******************************************************************************************
- * This function set a constant value in each byte of a target buffer.
+ * This function sets a constant value in each byte of a target buffer.
  *******************************************************************************************
  * @ dst     : pointer on destination buffer.
- * @ val     : constant value (casted to uint8_t).
+ * @ val     : constant value (cast to uint8_t).
  * @ size    : number of bytes.
  * @ return pointer on destination buffer.
  ******************************************************************************************/
-void * memset( void     * dst, 
+void * memset( void     * dst,
                uint32_t   val,
-               uint32_t size); 
+               uint32_t size);
 
+/*******************************************************************************************
+ * TODO
+ ******************************************************************************************/
+int memcmp( const void * s1,
+            const void * s2,
+            uint32_t     n);
+