ceph/src/crush/hash.h
Ilya Dryomov 69316a9387 crush: add crush_compat.h
Move all the cruft that is necessary to compile shared files both in
kernel and userspace into a new crush_compat.h.  Also add a stub for
div64_s64() and limits for linux fixed width types.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
2015-06-15 18:13:40 +03:00

24 lines
611 B
C

#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