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6523aca729
Corrected spelling in copyright text Makefile.am: Don't update the files from BitKeeper Many files: Removed "MySQL Finland AB & TCX DataKonsult AB" from copyright header Adjusted year(s) in copyright header Many files: Added GPL copyright text Removed files: Docs/Support/colspec-fix.pl Docs/Support/docbook-fixup.pl Docs/Support/docbook-prefix.pl Docs/Support/docbook-split Docs/Support/make-docbook Docs/Support/make-makefile Docs/Support/test-make-manual Docs/Support/test-make-manual-de Docs/Support/xwf
60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/* Copyright (C) 2000-2002 MySQL AB
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; version 2
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of the License.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA */
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#ifndef _HASH_
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#define _HASH_
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#define SUCCESS 0
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#define FAILURE 1
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#include <sys/types.h>
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#include <my_sys.h>
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typedef struct _entry {
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char *str;
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struct _entry *pNext;
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} entry;
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typedef struct bucket
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{
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uint h; /* Used for numeric indexing */
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char *arKey;
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uint nKeyLength;
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uint count;
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entry *pData;
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struct bucket *pNext;
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} Bucket;
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typedef struct hashtable {
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uint nTableSize;
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uint initialized;
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MEM_ROOT mem_root;
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uint(*pHashFunction) (const char *arKey, uint nKeyLength);
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Bucket **arBuckets;
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} HashTable;
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extern int completion_hash_init(HashTable *ht, uint nSize);
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extern int completion_hash_update(HashTable *ht, char *arKey, uint nKeyLength, char *str);
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extern int hash_exists(HashTable *ht, char *arKey);
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extern Bucket *find_all_matches(HashTable *ht, const char *str, uint length, uint *res_length);
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extern Bucket *find_longest_match(HashTable *ht, char *str, uint length, uint *res_length);
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extern void add_word(HashTable *ht,char *str);
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extern void completion_hash_clean(HashTable *ht);
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extern int completion_hash_exists(HashTable *ht, char *arKey, uint nKeyLength);
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extern void completion_hash_free(HashTable *ht);
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#endif /* _HASH_ */
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