LXR linux/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
  18extern unsigned long des_ekey(u32 *pe, const u8 *k);
  19
  20extern int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key,
  21                             unsigned int keylen);
  22
  23#endif /* __CRYPTO_DES_H */
  24