Reorganize source tree to use single autotools instance

[vpp.git] / vppinfra / vppinfra / xxhash.h

diff --git a/vppinfra/vppinfra/xxhash.h b/vppinfra/vppinfra/xxhash.h
deleted file mode 100644 (file)
index ea1e21b..0000000
--- 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:
- */