MurmurHash3.hpp

// @HEADER
// *****************************************************************************
//          Tpetra: Templated Linear Algebra Services Package
//
// Copyright 2008 NTESS and the Tpetra contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
//-----------------------------------------------------------------------------
// MurmurHash3 was written by Austin Appleby, and is placed in the public
// domain. The author hereby disclaims copyright to this source code.
 
#ifndef _MURMURHASH3_H_
#define _MURMURHASH3_H_
 
//-----------------------------------------------------------------------------
// Platform-specific functions and macros
 
// Microsoft Visual Studio
 
#if defined(_MSC_VER) && (_MSC_VER < 1600)
 
typedef unsigned char uint8_t;
typedef unsigned int uint32_t;
typedef unsigned __int64 uint64_t;
 
// Other compilers
 
#else  // defined(_MSC_VER)
 
#include <stdint.h>  // C99 assumption ?
 
#endif  // !defined(_MSC_VER)
 
namespace Tpetra {
 
namespace Details {
//-----------------------------------------------------------------------------
 
void MurmurHash3_x86_32(const void* key, int len, uint32_t seed, void* out);
 
void MurmurHash3_x86_128(const void* key, int len, uint32_t seed, void* out);
 
void MurmurHash3_x64_128(const void* key, int len, uint32_t seed, void* out);
 
}  // namespace Details
 
}  // namespace Tpetra
 
//-----------------------------------------------------------------------------
 
#endif  // _MURMURHASH3_H_