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he_init.c

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00001 /*
00002 ** Copyright (C) 2002 by Kevin L. Mitchell <klmitch@mit.edu>
00003 **
00004 ** This library is free software; you can redistribute it and/or
00005 ** modify it under the terms of the GNU Library General Public
00006 ** License as published by the Free Software Foundation; either
00007 ** version 2 of the License, or (at your option) any later version.
00008 **
00009 ** This library is distributed in the hope that it will be useful,
00010 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012 ** Library General Public License for more details.
00013 **
00014 ** You should have received a copy of the GNU Library General Public
00015 ** License along with this library; if not, write to the Free
00016 ** Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00017 ** MA 02111-1307, USA
00018 **
00019 ** @(#)$Id: he__init_8c-source.html,v 1.3 2006/09/04 15:12:16 spale Exp $
00020 */
00028 #include "dbprim.h"
00029 #include "dbprim_int.h"
00030 
00031 RCSTAG("@(#)$Id: he__init_8c-source.html,v 1.3 2006/09/04 15:12:16 spale Exp $");
00032 
00033 unsigned long
00034 he_init(hash_entry_t *entry, void *value)
00035 {
00036   unsigned long retval;
00037 
00038   initialize_dbpr_error_table(); /* initialize error table */
00039 
00040   if (!entry) /* verify arguments */
00041     return DB_ERR_BADARGS;
00042 
00043   /* initialize the link entry */
00044   if ((retval = le_init(&entry->he_elem, entry)))
00045     return retval;
00046 
00047   entry->he_table = 0; /* initialize the rest of the hash entry */
00048   entry->he_hash = 0;
00049   entry->he_key.dk_key = 0;
00050   entry->he_key.dk_len = 0;
00051   entry->he_value = value;
00052 
00053   entry->he_magic = HASH_ENTRY_MAGIC; /* set the magic number */
00054 
00055   return 0;
00056 }

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