-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * HashKit library
- *
- * Copyright (C) 2011-2012 Data Differential, http://datadifferential.com/
- * Copyright (C) 2009 Brian Aker All rights reserved.
- *
- * 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.
- *
- * * The names of its contributors may not be used to endorse or
- * promote products derived from this software without specific prior
- * written permission.
- *
- * 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.
- *
- */
-
-
-#include <libhashkit/common.h>
+/*
+ +--------------------------------------------------------------------+
+ | libmemcached-awesome - C/C++ Client Library for memcached |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted under the terms of the BSD license. |
+ | You should have received a copy of the license in a bundled file |
+ | named LICENSE; in case you did not receive a copy you can review |
+ | the terms online at: https://opensource.org/licenses/BSD-3-Clause |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2006-2014 Brian Aker https://datadifferential.com/ |
+ | Copyright (c) 2020-2021 Michael Wallner https://awesome.co/ |
+ +--------------------------------------------------------------------+
+*/
+
+#include "libhashkit/common.h"
#if __WORDSIZE == 64 && defined(HAVE_FNV64_HASH)
/* FNV hash'es lifted from Dustin Sallings work */
-static uint64_t FNV_64_INIT= 0xcbf29ce484222325;
-static uint64_t FNV_64_PRIME= 0x100000001b3;
+static uint64_t FNV_64_INIT = 0xcbf29ce484222325;
+static uint64_t FNV_64_PRIME = 0x100000001b3;
-uint32_t hashkit_fnv1_64(const char *key, size_t key_length, void *)
-{
+uint32_t hashkit_fnv1_64(const char *key, size_t key_length, void *) {
/* Thanks to pierre@demartines.com for the pointer */
- uint64_t hash= FNV_64_INIT;
+ uint64_t hash = FNV_64_INIT;
- for (size_t x= 0; x < key_length; x++)
- {
+ for (size_t x = 0; x < key_length; x++) {
hash *= FNV_64_PRIME;
- hash ^= (uint64_t)key[x];
+ hash ^= (uint64_t) key[x];
}
- return (uint32_t)hash;
+ return (uint32_t) hash;
}
-uint32_t hashkit_fnv1a_64(const char *key, size_t key_length, void *)
-{
- uint32_t hash= (uint32_t) FNV_64_INIT;
+uint32_t hashkit_fnv1a_64(const char *key, size_t key_length, void *) {
+ uint32_t hash = (uint32_t) FNV_64_INIT;
- for (size_t x= 0; x < key_length; x++)
- {
- uint32_t val= (uint32_t)key[x];
+ for (size_t x = 0; x < key_length; x++) {
+ uint32_t val = (uint32_t) key[x];
hash ^= val;
hash *= (uint32_t) FNV_64_PRIME;
}
}
#else
-uint32_t hashkit_fnv1_64(const char *, size_t, void *)
-{
+uint32_t hashkit_fnv1_64(const char *, size_t, void *) {
return 0;
}
-uint32_t hashkit_fnv1a_64(const char *, size_t, void *)
-{
+uint32_t hashkit_fnv1a_64(const char *, size_t, void *) {
return 0;
}
#endif