1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _CRYPTO_MD5_H 3*4882a593Smuzhiyun #define _CRYPTO_MD5_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/types.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define MD5_DIGEST_SIZE 16 8*4882a593Smuzhiyun #define MD5_HMAC_BLOCK_SIZE 64 9*4882a593Smuzhiyun #define MD5_BLOCK_WORDS 16 10*4882a593Smuzhiyun #define MD5_HASH_WORDS 4 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #define MD5_H0 0x67452301UL 13*4882a593Smuzhiyun #define MD5_H1 0xefcdab89UL 14*4882a593Smuzhiyun #define MD5_H2 0x98badcfeUL 15*4882a593Smuzhiyun #define MD5_H3 0x10325476UL 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun extern const u8 md5_zero_message_hash[MD5_DIGEST_SIZE]; 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun struct md5_state { 20*4882a593Smuzhiyun u32 hash[MD5_HASH_WORDS]; 21*4882a593Smuzhiyun u32 block[MD5_BLOCK_WORDS]; 22*4882a593Smuzhiyun u64 byte_count; 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #endif 26