4896 Performance improvements for KCF AES modes

@@ -20,10 +20,13 @@
  */
 /*
  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
+/*
+ * Copyright 2015 by Saso Kiselkov. All rights reserved.
+ */
 
 #ifndef _DES_IMPL_H
 #define _DES_IMPL_H
 
 /*

@@ -95,12 +98,12 @@
     boolean_t);
 extern void des_init_keysched(uint8_t *, des_strength_t, void *);
 extern void *des_alloc_keysched(size_t *, des_strength_t, int);
 extern boolean_t des_keycheck(uint8_t *, des_strength_t, uint8_t *);
 extern void des_parity_fix(uint8_t *, des_strength_t, uint8_t *);
-extern void des_copy_block(uint8_t *, uint8_t *);
-extern void des_xor_block(uint8_t *, uint8_t *);
+extern void des_copy_block(const uint8_t *, uint8_t *);
+extern void des_xor_block(const uint8_t *, uint8_t *);
 extern int des_encrypt_block(const void *, const uint8_t *, uint8_t *);
 extern int des3_encrypt_block(const void *, const uint8_t *, uint8_t *);
 extern int des_decrypt_block(const void *, const uint8_t *, uint8_t *);
 extern int des3_decrypt_block(const void *, const uint8_t *, uint8_t *);