/usr/src/openafs-1.8.0pre5/include/opr/dict.h is in openafs-modules-dkms 1.8.0~pre5-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | /*
* Copyright (c) 2012 Your File System Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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 AUTHOR `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 AUTHOR 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 <opr/queue.h>
struct opr_dict {
int size;
struct opr_queue *table;
};
static_inline void
opr_dict_Prepend(struct opr_dict *dict, int index, struct opr_queue *entry)
{
opr_queue_Prepend(&dict->table[index & (dict->size-1)], entry);
}
static_inline void
opr_dict_Append(struct opr_dict *dict, int index, struct opr_queue *entry)
{
opr_queue_Append(&dict->table[index & (dict->size-1)], entry);
}
static_inline void
opr_dict_Promote(struct opr_dict *dict, int index, struct opr_queue *entry)
{
opr_queue_Remove(entry);
opr_dict_Prepend(dict, index, entry);
}
#define opr_dict_ScanBucket(dict, index, cursor) \
opr_queue_Scan(&(dict)->table[index & ((dict)->size-1)], cursor)
#define opr_dict_ScanBucketSafe(dict, index, cursor, store) \
opr_queue_ScanSafe(&(dict)->table[index & ((dict)->size-1)], \
cursor, store)
extern struct opr_dict *opr_dict_Init(unsigned int size);
extern void opr_dict_Free(struct opr_dict **dict);
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