drivers/crypto/padlock.h

   1 /*
   2  * Driver for VIA PadLock
   3  *
   4  * Copyright (c) 2004 Michal Ludvig <michal@logix.cz>
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the Free
   8  * Software Foundation; either version 2 of the License, or (at your option)
   9  * any later version.
  10  *
  11  */
  12
  13 #ifndef _CRYPTO_PADLOCK_H
  14 #define _CRYPTO_PADLOCK_H
  15
  16 #define PADLOCK_ALIGNMENT 16
  17
  18 /* Control word. */
  19 struct cword {
  20         int __attribute__ ((__packed__))
  21                 rounds:4,
  22                 algo:3,
  23                 keygen:1,
  24                 interm:1,
  25                 encdec:1,
  26                 ksize:2;
  27 } __attribute__ ((__aligned__(PADLOCK_ALIGNMENT)));
  28
  29 #define PFX     "padlock: "
  30
  31 #ifdef CONFIG_CRYPTO_DEV_PADLOCK_AES
  32 int padlock_init_aes(void);
  33 void padlock_fini_aes(void);
  34 #endif
  35
  36 #endif  /* _CRYPTO_PADLOCK_H */