fs/smbfs_common/md4.h

0001 /* SPDX-License-Identifier: GPL-2.0+ */
0002 /*
0003  * Common values for ARC4 Cipher Algorithm
0004  */
0005
0006 #ifndef _CIFS_MD4_H
0007 #define _CIFS_MD4_H
0008
0009 #include <linux/types.h>
0010
0011 #define MD4_DIGEST_SIZE     16
0012 #define MD4_HMAC_BLOCK_SIZE 64
0013 #define MD4_BLOCK_WORDS     16
0014 #define MD4_HASH_WORDS      4
0015
0016 struct md4_ctx {
0017     u32 hash[MD4_HASH_WORDS];
0018     u32 block[MD4_BLOCK_WORDS];
0019     u64 byte_count;
0020 };
0021
0022
0023 int cifs_md4_init(struct md4_ctx *mctx);
0024 int cifs_md4_update(struct md4_ctx *mctx, const u8 *data, unsigned int len);
0025 int cifs_md4_final(struct md4_ctx *mctx, u8 *out);
0026
0027 #endif /* _CIFS_MD4_H */