LXR linux/include/crypto/des.h

   1/* 
   2 * DES & Triple DES EDE Cipher Algorithms.
   3 */
   4
   5#ifndef __CRYPTO_DES_H
   6#define __CRYPTO_DES_H
   7
   8#define DES_KEY_SIZE            8
   9#define DES_EXPKEY_WORDS        32
  10#define DES_BLOCK_SIZE          8
  11
  12#define DES3_EDE_KEY_SIZE       (3 * DES_KEY_SIZE)
  13#define DES3_EDE_EXPKEY_WORDS   (3 * DES_EXPKEY_WORDS)
  14#define DES3_EDE_BLOCK_SIZE     DES_BLOCK_SIZE
  15
  16
  17extern unsigned long des_ekey(u32 *pe, const u8 *k);
  18
  19extern int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key,
  20                             unsigned int keylen);
  21
  22#endif /* __CRYPTO_DES_H */
  23