diff options
author | Damjan Marion <damarion@cisco.com> | 2016-12-19 23:05:39 +0100 |
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committer | Damjan Marion <damarion@cisco.com> | 2016-12-28 12:25:14 +0100 |
commit | 7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 (patch) | |
tree | 5de62f8dbd3a752f5a676ca600e43d2652d1ff1a /vppinfra/vppinfra/xxhash.h | |
parent | 696f1adec0df3b8f161862566dd9c86174302658 (diff) |
Reorganize source tree to use single autotools instance
Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'vppinfra/vppinfra/xxhash.h')
-rw-r--r-- | vppinfra/vppinfra/xxhash.h | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/vppinfra/vppinfra/xxhash.h b/vppinfra/vppinfra/xxhash.h deleted file mode 100644 index ea1e21bf144..00000000000 --- a/vppinfra/vppinfra/xxhash.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Copyright (c) 2015 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/* - Original license for the code used to construct - clib_xxhash(...). - - xxHash - Fast Hash algorithm - Copyright (C) 2012-2014, Yann Collet. - BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php) - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are - met: - - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following disclaimer - in the documentation and/or other materials provided with the - distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#ifndef __included_xxhash_h__ -#define __included_xxhash_h__ - -#define PRIME64_1 11400714785074694791ULL -#define PRIME64_2 14029467366897019727ULL -#define PRIME64_3 1609587929392839161ULL -#define PRIME64_4 9650029242287828579ULL -#define PRIME64_5 2870177450012600261ULL -#define XXH_rotl64(x,r) ((x << r) | (x >> (64 - r))) - -static inline u64 -clib_xxhash (u64 key) -{ - u64 k1, h64; - - k1 = key; - h64 = 0x9e3779b97f4a7c13LL + PRIME64_5 + 8; - k1 *= PRIME64_2; - k1 = XXH_rotl64 (k1, 31); - k1 *= PRIME64_1; - h64 ^= k1; - h64 = XXH_rotl64 (h64, 27) * PRIME64_1 + PRIME64_4; - - h64 ^= h64 >> 33; - h64 *= PRIME64_2; - h64 ^= h64 >> 29; - h64 *= PRIME64_3; - h64 ^= h64 >> 32; - return h64; -} - -#endif /* __included_xxhash_h__ */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |