1 /* 2 * virhashcode.h: hash code generation 3 * 4 * Copyright (C) 2012 Red Hat, Inc. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library. If not, see 18 * <http://www.gnu.org/licenses/>. 19 * 20 * The hash code generation is based on the public domain MurmurHash3 from Austin Appleby: 21 * https://code.google.com/p/smhasher/source/browse/trunk/MurmurHash3.cpp 22 * 23 * We use only the 32 bit variant because the 2 produce different result while 24 * we need to produce the same result regardless of the architecture as 25 * clients can be both 64 or 32 bit at the same time. 26 */ 27 28 #pragma once 29 30 #include "internal.h" 31 32 uint32_t virHashCodeGen(const void *key, size_t len, uint32_t seed) 33 G_GNUC_NO_INLINE; 34