4 #include <linux/types.h>
6 #define MD5_DIGEST_SIZE 16
7 #define MD5_HMAC_BLOCK_SIZE 64
8 #define MD5_BLOCK_WORDS 16
9 #define MD5_HASH_WORDS 4
11 #define MD5_H0 0x67452301UL
12 #define MD5_H1 0xefcdab89UL
13 #define MD5_H2 0x98badcfeUL
14 #define MD5_H3 0x10325476UL
16 extern const u8 md5_zero_message_hash[MD5_DIGEST_SIZE];
19 u32 hash[MD5_HASH_WORDS];
20 u32 block[MD5_BLOCK_WORDS];