include/crypto/des.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * DES & Triple DES EDE Cipher Algorithms.
   4  */
   5
   6 #ifndef __CRYPTO_DES_H
   7 #define __CRYPTO_DES_H
   8
   9 #define DES_KEY_SIZE            8
  10 #define DES_EXPKEY_WORDS        32
  11 #define DES_BLOCK_SIZE          8
  12
  13 #define DES3_EDE_KEY_SIZE       (3 * DES_KEY_SIZE)
  14 #define DES3_EDE_EXPKEY_WORDS   (3 * DES_EXPKEY_WORDS)
  15 #define DES3_EDE_BLOCK_SIZE     DES_BLOCK_SIZE
  16
  17
  18 extern unsigned long des_ekey(u32 *pe, const u8 *k);
  19
  20 extern int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key,
  21                              unsigned int keylen);
  22
  23 #endif /* __CRYPTO_DES_H */