include/crypto/md5.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _CRYPTO_MD5_H
   3 #define _CRYPTO_MD5_H
   4
   5 #include <linux/types.h>
   6
   7 #define MD5_DIGEST_SIZE         16
   8 #define MD5_HMAC_BLOCK_SIZE     64
   9 #define MD5_BLOCK_WORDS         16
  10 #define MD5_HASH_WORDS          4
  11
  12 #define MD5_H0  0x67452301UL
  13 #define MD5_H1  0xefcdab89UL
  14 #define MD5_H2  0x98badcfeUL
  15 #define MD5_H3  0x10325476UL
  16
  17 extern const u8 md5_zero_message_hash[MD5_DIGEST_SIZE];
  18
  19 struct md5_state {
  20         u32 hash[MD5_HASH_WORDS];
  21         u32 block[MD5_BLOCK_WORDS];
  22         u64 byte_count;
  23 };
  24
  25 #endif