aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/include/linux/crush/hash.h
blob: 904df41f78477fc88a3eee446abfac9d6f69205d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
/* 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