hash.h 650 B

123456789101112131415161718192021222324
  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef CEPH_CRUSH_HASH_H
  3. #define CEPH_CRUSH_HASH_H
  4. #ifdef __KERNEL__
  5. # include <linux/types.h>
  6. #else
  7. # include "crush_compat.h"
  8. #endif
  9. #define CRUSH_HASH_RJENKINS1 0
  10. #define CRUSH_HASH_DEFAULT CRUSH_HASH_RJENKINS1
  11. extern const char *crush_hash_name(int type);
  12. extern __u32 crush_hash32(int type, __u32 a);
  13. extern __u32 crush_hash32_2(int type, __u32 a, __u32 b);
  14. extern __u32 crush_hash32_3(int type, __u32 a, __u32 b, __u32 c);
  15. extern __u32 crush_hash32_4(int type, __u32 a, __u32 b, __u32 c, __u32 d);
  16. extern __u32 crush_hash32_5(int type, __u32 a, __u32 b, __u32 c, __u32 d,
  17. __u32 e);
  18. #endif