libs/dbprim/dbprim_int.h

   1 /*
   2 ** Copyright (C) 2002 by Kevin L. Mitchell <klmitch@mit.edu>
   3 **
   4 ** This library is free software; you can redistribute it and/or
   5 ** modify it under the terms of the GNU Library General Public
   6 ** License as published by the Free Software Foundation; either
   7 ** version 2 of the License, or (at your option) any later version.
   8 **
   9 ** This library is distributed in the hope that it will be useful,
  10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 ** Library General Public License for more details.
  13 **
  14 ** You should have received a copy of the GNU Library General Public
  15 ** License along with this library; if not, write to the Free
  16 ** Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  17 ** MA 02111-1307, USA
  18 **
  19 ** @(#)$Id: dbprim_int.h,v 1.1 2003/03/07 02:36:10 klmitch Exp $
  20 */
  21 #ifndef __include_dbprim_int_h__
  22 #define __include_dbprim_int_h__
  23
  24 #ifdef __GNUC__
  25 # if (__GNUC__ < 2) || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
  26 #  define __attribute__(A)
  27 # endif
  28 #else
  29 # define __extension__
  30 # define __attribute__(A)
  31 #endif
  32
  33 #define RCSTAG(tag) static char rcsid[] __attribute__((unused)) = tag
  34
  35 unsigned long _hash_prime(unsigned long start);
  36
  37 #define _hash_rollover(mod)     (((mod) * 4) / 3)
  38 #define _hash_rollunder(mod)    (((mod) * 3) / 4)
  39 #define _hash_fuzz(mod)         (((mod) * 4) / 3)
  40
  41 unsigned long _st_remove(smat_table_t *table, smat_entry_t *entry,
  42                          unsigned int remflag);
  43
  44 #define ST_REM_FIRST    0x0001  /* remove from first list */
  45 #define ST_REM_SECOND   0x0002  /* remove from second list */
  46 #define ST_REM_HASH     0x0004  /* remove from hash table */
  47 #define ST_REM_FREE     0x0008  /* free the entry */
  48
  49 smat_entry_t *_smat_alloc(void);
  50 void _smat_free(smat_entry_t *entry);
  51
  52 #endif /* __include_dbprim_int_h__ */