/* SPDX-License-Identifier: GPL-2.0 */

#ifndef CEPH_CRUSH_HASH_H

#define CEPH_CRUSH_HASH_H

#ifdef __KERNEL__

# include <linux/types.h>

#else

# include "crush_compat.h"

#endif

#define CRUSH_HASH_RJENKINS1 0

#define CRUSH_HASH_DEFAULT CRUSH_HASH_RJENKINS1

extern const char *crush_hash_name(int type);

extern __u32 crush_hash32(int type, __u32 a);

extern __u32 crush_hash32_2(int type, __u32 a, __u32 b);

extern __u32 crush_hash32_3(int type, __u32 a, __u32 b, __u32 c);

extern __u32 crush_hash32_4(int type, __u32 a, __u32 b, __u32 c, __u32 d);

extern __u32 crush_hash32_5(int type, __u32 a, __u32 b, __u32 c, __u32 d,

__u32 e);

#endif