mirror of
https://github.com/facebook/rocksdb.git
synced 2024-11-27 11:43:49 +00:00
33 lines
854 B
C
33 lines
854 B
C
|
/*
|
||
|
|
Murmurhash from http://sites.google.com/site/murmurhash/
|
||
|
|
|
||
|
|
All code is released to the public domain. For business purposes, Murmurhash is
|
||
|
|
under the MIT license.
|
||
|
|
*/
|
||
|
|
#ifndef MURMURHASH_H
|
||
|
|
#define MURMURHASH_H
|
||
|
|
|
||
|
|
#include <stdint.h>
|
||
|
|
|
||
|
|
#if defined(__x86_64__)
|
||
|
|
#define MURMUR_HASH MurmurHash64A
|
||
|
|
uint64_t MurmurHash64A ( const void * key, int len, unsigned int seed );
|
||
|
|
#define MurmurHash MurmurHash64A
|
||
|
|
typedef uint64_t murmur_t;
|
||
|
|
|
||
|
|
#elif defined(__i386__)
|
||
|
|
#define MURMUR_HASH MurmurHash2
|
||
|
|
unsigned int MurmurHash2 ( const void * key, int len, unsigned int seed );
|
||
|
|
#define MurmurHash MurmurHash2
|
||
|
|
typedef unsigned int murmur_t;
|
||
|
|
|
||
|
|
#else
|
||
|
|
#define MURMUR_HASH MurmurHashNeutral2
|
||
|
|
unsigned int MurmurHashNeutral2 ( const void * key, int len, unsigned int seed );
|
||
|
|
#define MurmurHash MurmurHashNeutral2
|
||
|
|
typedef unsigned int murmur_t;
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* MURMURHASH_H */
|