xref: /OK3568_Linux_fs/kernel/include/linux/ceph/ceph_hash.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef FS_CEPH_HASH_H
3*4882a593Smuzhiyun #define FS_CEPH_HASH_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #define CEPH_STR_HASH_LINUX      0x1  /* linux dcache hash */
6*4882a593Smuzhiyun #define CEPH_STR_HASH_RJENKINS   0x2  /* robert jenkins' */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun extern unsigned ceph_str_hash_linux(const char *s, unsigned len);
9*4882a593Smuzhiyun extern unsigned ceph_str_hash_rjenkins(const char *s, unsigned len);
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun extern unsigned ceph_str_hash(int type, const char *s, unsigned len);
12*4882a593Smuzhiyun extern const char *ceph_str_hash_name(int type);
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #endif
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