1 /*----------------------------------------------------------------------------- 2 * MurmurHash3 was written by Austin Appleby, and is placed in the public 3 * domain. 4 * 5 * This is a c++ implementation of MurmurHash3_128 with support for progressive 6 * processing based on PMurHash implementation written by Shane Day. 7 */ 8 9 /* ------------------------------------------------------------------------- */ 10 11 // Microsoft Visual Studio 12 13 #if defined(_MSC_VER) && (_MSC_VER < 1600) 14 15 typedef unsigned char uint8_t; 16 typedef unsigned int uint32_t; 17 typedef unsigned __int64 uint64_t; 18 19 // Other compilers 20 21 #else // defined(_MSC_VER) 22 23 #include <stdint.h> 24 25 #endif // !defined(_MSC_VER) 26 27 /* ------------------------------------------------------------------------- */ 28 /* Formal prototypes */ 29 30 // PMurHash128x64 31 void PMurHash128x64_Process(uint64_t ph[2], uint64_t pcarry[2], const void *key, int len); 32 void PMurHash128x64_Result(const uint64_t ph[2], const uint64_t pcarry[2], uint32_t total_length, uint64_t out[2]); 33 void PMurHash128x64(const void * key, const int len, uint32_t seed, void * out); 34 35 // PMurHash128x86 36 void PMurHash128x86_Process(uint32_t ph[4], uint32_t pcarry[4], const void *key, int len); 37 void PMurHash128x86_Result(const uint32_t ph[4], const uint32_t pcarry[4], uint32_t total_length, uint32_t out[4]); 38 void PMurHash128x86(const void * key, const int len, uint32_t seed, void * out); 39 40