162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0+ */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Common values for ARC4 Cipher Algorithm 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci#ifndef _CIFS_MD4_H 762306a36Sopenharmony_ci#define _CIFS_MD4_H 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/types.h> 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci#define MD4_DIGEST_SIZE 16 1262306a36Sopenharmony_ci#define MD4_HMAC_BLOCK_SIZE 64 1362306a36Sopenharmony_ci#define MD4_BLOCK_WORDS 16 1462306a36Sopenharmony_ci#define MD4_HASH_WORDS 4 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_cistruct md4_ctx { 1762306a36Sopenharmony_ci u32 hash[MD4_HASH_WORDS]; 1862306a36Sopenharmony_ci u32 block[MD4_BLOCK_WORDS]; 1962306a36Sopenharmony_ci u64 byte_count; 2062306a36Sopenharmony_ci}; 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ciint cifs_md4_init(struct md4_ctx *mctx); 2462306a36Sopenharmony_ciint cifs_md4_update(struct md4_ctx *mctx, const u8 *data, unsigned int len); 2562306a36Sopenharmony_ciint cifs_md4_final(struct md4_ctx *mctx, u8 *out); 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ci#endif /* _CIFS_MD4_H */ 28