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
16struct md4_ctx {
17	u32 hash[MD4_HASH_WORDS];
18	u32 block[MD4_BLOCK_WORDS];
19	u64 byte_count;
20};
21
22
23int cifs_md4_init(struct md4_ctx *mctx);
24int cifs_md4_update(struct md4_ctx *mctx, const u8 *data, unsigned int len);
25int cifs_md4_final(struct md4_ctx *mctx, u8 *out);
26
27#endif /* _CIFS_MD4_H */