drivers/crypto/geode-aes.h

   1 /* Copyright (C) 2003-2006, Advanced Micro Devices, Inc.
   2  *
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  */
   8
   9 #ifndef _GEODE_AES_H_
  10 #define _GEODE_AES_H_
  11
  12 #define AES_KEY_LENGTH 16
  13 #define AES_IV_LENGTH  16
  14
  15 #define AES_MIN_BLOCK_SIZE 16
  16
  17 #define AES_MODE_ECB 0
  18 #define AES_MODE_CBC 1
  19
  20 #define AES_DIR_DECRYPT 0
  21 #define AES_DIR_ENCRYPT 1
  22
  23 #define AES_FLAGS_USRKEY   (1 << 0)
  24 #define AES_FLAGS_COHERENT (1 << 1)
  25
  26 struct geode_aes_op {
  27
  28         void *src;
  29         void *dst;
  30
  31         u32 mode;
  32         u32 dir;
  33         u32 flags;
  34         int len;
  35
  36         u8 key[AES_KEY_LENGTH];
  37         u8 iv[AES_IV_LENGTH];
  38 };
  39
  40 #endif