2fbf67cb29
* NEW: Update FSF address in every source file. git-svn-id: svn://localhost/gambas/trunk@3870 867c0c6c-44f3-4631-809d-bfa615b0a4ec
101 lines
2.5 KiB
C
101 lines
2.5 KiB
C
/***************************************************************************
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gb_hash.h
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(c) 2000-2011 Benoît Minisini <gambas@users.sourceforge.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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***************************************************************************/
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#ifndef __GB_HASH_H
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#define __GB_HASH_H
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#define KEEP_ORDER
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typedef
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enum {
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HF_NORMAL = 0,
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HF_IGNORE_CASE = 1
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}
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HASH_FLAG;
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typedef
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struct _HASH_NODE
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{
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struct _HASH_NODE *next;
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#ifdef KEEP_ORDER
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struct _HASH_NODE *snext;
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struct _HASH_NODE *sprev;
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#endif
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}
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HASH_NODE;
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typedef
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struct {
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ushort len;
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char key[0];
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}
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PACKED
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HASH_KEY;
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typedef
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struct
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{
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int size;
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int nnodes;
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HASH_NODE **nodes;
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size_t s_value;
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HASH_NODE *last;
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HASH_FLAG mode;
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#ifdef KEEP_ORDER
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HASH_NODE *sfirst;
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HASH_NODE *slast;
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#endif
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}
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HASH_TABLE;
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// NOTE: If HASH_ENUM changes, GB_COLLECTION_ITER must be updated accordingly in gambas.h
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typedef
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struct
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{
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HASH_NODE *node;
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HASH_NODE *next;
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}
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HASH_ENUM;
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typedef
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uint (*HASH_FUNC)(const char *, int);
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typedef
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bool (*HASH_COMP)(const char *, const char *, int);
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#define HASH_TABLE_MIN_SIZE 11
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#define HASH_TABLE_MAX_SIZE 13845163
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void HASH_TABLE_create(HASH_TABLE **hash, size_t s_value, HASH_FLAG mode);
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void HASH_TABLE_delete(HASH_TABLE **hash);
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int HASH_TABLE_size(HASH_TABLE *hash_table);
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void *HASH_TABLE_lookup(HASH_TABLE *hash_table, const char *key, int len);
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void *HASH_TABLE_insert(HASH_TABLE *hash_table, const char *key, int len);
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void HASH_TABLE_remove(HASH_TABLE *hash_table, const char *key, int len);
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void *HASH_TABLE_next(HASH_TABLE *hash_table, HASH_ENUM *iter);
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void HASH_TABLE_get_key(HASH_TABLE *hash_table, HASH_NODE *node, char **key, int *len);
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bool HASH_TABLE_get_last_key(HASH_TABLE *hash_table, char **key, int *len);
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#endif
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