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author | Rainer Gerhards <rgerhards@adiscon.com> | 2011-04-12 10:47:09 +0200 |
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committer | Rainer Gerhards <rgerhards@adiscon.com> | 2011-04-12 10:47:09 +0200 |
commit | 3dbbb21e71b53572d0e5eae106906c161309a3fe (patch) | |
tree | 54b96b77725635ad64880ea5cba4187b50c8a3e6 /runtime/hashtable_private.h | |
parent | d5def0d553961eac571e8ca5b6fab5733c851b9f (diff) | |
parent | 9348c80744b29fb5f91b5d8edd3f9070f0d0347b (diff) | |
download | rsyslog-3dbbb21e71b53572d0e5eae106906c161309a3fe.tar.gz rsyslog-3dbbb21e71b53572d0e5eae106906c161309a3fe.tar.xz rsyslog-3dbbb21e71b53572d0e5eae106906c161309a3fe.zip |
Merge branch 'v5-beta' into v5-stable
plus bump to new v5-stable
Conflicts:
ChangeLog
configure.ac
doc/manual.html
Diffstat (limited to 'runtime/hashtable_private.h')
-rw-r--r-- | runtime/hashtable_private.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/runtime/hashtable_private.h b/runtime/hashtable_private.h new file mode 100644 index 00000000..10b82da4 --- /dev/null +++ b/runtime/hashtable_private.h @@ -0,0 +1,86 @@ +/* Copyright (C) 2002, 2004 Christopher Clark <firstname.lastname@cl.cam.ac.uk> */ + +#ifndef __HASHTABLE_PRIVATE_CWC22_H__ +#define __HASHTABLE_PRIVATE_CWC22_H__ + +#include "hashtable.h" + +/*****************************************************************************/ +struct entry +{ + void *k, *v; + unsigned int h; + struct entry *next; +}; + +struct hashtable { + unsigned int tablelength; + struct entry **table; + unsigned int entrycount; + unsigned int loadlimit; + unsigned int primeindex; + unsigned int (*hashfn) (void *k); + int (*eqfn) (void *k1, void *k2); + void (*dest) (void *v); /* destructor for values, if NULL use free() */ +}; + +/*****************************************************************************/ +unsigned int +hash(struct hashtable *h, void *k); + +/*****************************************************************************/ +/* indexFor */ +static inline unsigned int +indexFor(unsigned int tablelength, unsigned int hashvalue) { + return (hashvalue % tablelength); +}; + +/* Only works if tablelength == 2^N */ +/*static inline unsigned int +indexFor(unsigned int tablelength, unsigned int hashvalue) +{ + return (hashvalue & (tablelength - 1u)); +} +*/ + +/*****************************************************************************/ +#define freekey(X) free(X) +/*define freekey(X) ; */ + + +/*****************************************************************************/ + +#endif /* __HASHTABLE_PRIVATE_CWC22_H__*/ + +/* + * Copyright (c) 2002, Christopher Clark + * 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. + * + * * Neither the name of the original author; nor the names of any contributors + * may 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. +*/ |