fs/smb/common/md4.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Common values for ARC4 Cipher Algorithm
   4  */
   5
   6 #ifndef _CIFS_MD4_H
   7 #define _CIFS_MD4_H
   8
   9 #include <linux/types.h>
  10
  11 #define MD4_DIGEST_SIZE         16
  12 #define MD4_HMAC_BLOCK_SIZE     64
  13 #define MD4_BLOCK_WORDS         16
  14 #define MD4_HASH_WORDS          4
  15
  16 struct md4_ctx {
  17         u32 hash[MD4_HASH_WORDS];
  18         u32 block[MD4_BLOCK_WORDS];
  19         u64 byte_count;
  20 };
  21
  22
  23 int cifs_md4_init(struct md4_ctx *mctx);
  24 int cifs_md4_update(struct md4_ctx *mctx, const u8 *data, unsigned int len);
  25 int cifs_md4_final(struct md4_ctx *mctx, u8 *out);
  26
  27 #endif /* _CIFS_MD4_H */