gas/hash.h

   1 /* hash.h - for hash.c
   2    Copyright (C) 1987, 1992 Free Software Foundation, Inc.
   3
   4    This file is part of GAS, the GNU Assembler.
   5
   6    GAS is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2, or (at your option)
   9    any later version.
  10
  11    GAS is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with GAS; see the file COPYING.  If not, write to
  18    the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef hashH
  21 #define hashH
  22
  23 struct hash_entry
  24 {
  25   const char *hash_string;      /* points to where the symbol string is */
  26   /* NULL means slot is not used */
  27   /* DELETED means slot was deleted */
  28   PTR hash_value;               /* user's datum, associated with symbol */
  29   unsigned long h;
  30 };
  31
  32
  33 struct hash_control;
  34
  35 /* returns control block */
  36 struct hash_control *hash_new PARAMS ((void));
  37 void hash_die PARAMS ((struct hash_control *));
  38 /* returns previous value */
  39 PTR hash_delete PARAMS ((struct hash_control *, const char *str));
  40 /* returns previous value */
  41 PTR hash_replace PARAMS ((struct hash_control *, const char *str, PTR val));
  42 /* returns error string or null */
  43 const char *hash_insert PARAMS ((struct hash_control *, const char *str,
  44                                  PTR val));
  45 /* returns value */
  46 PTR hash_find PARAMS ((struct hash_control *, const char *str));
  47 /* returns error text or null (internal) */
  48 const char *hash_jam PARAMS ((struct hash_control *, const char *str,
  49                               PTR val));
  50
  51 void hash_print_statistics PARAMS ((FILE *, const char *,
  52                                     struct hash_control *));
  53 #endif /* #ifdef hashH */
  54
  55 /* end of hash.c */