include/symtab.h

   1 /*
   2  * Copyright (C) 2011 Marcelina Kościelnicka <mwk@0x04.net>
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #ifndef SYMTAB_H
  26 #define SYMTAB_H
  27
  28 #include <inttypes.h>
  29
  30 struct symtab_sym {
  31         char *name;
  32         uint32_t hash;
  33         int hchain;
  34         int type;
  35         int data;
  36 };
  37
  38 struct symtab {
  39         struct symtab_sym *syms;
  40         int symsnum;
  41         int symsmax;
  42         int *buckets;
  43         int bucketsnum;
  44 };
  45
  46 struct symtab *symtab_new();
  47 void symtab_del(struct symtab *tab);
  48 int symtab_get(struct symtab *tab, const char *name, int *ptype, int *pdata);
  49 int symtab_get_t(struct symtab *tab, const char *name, int type, int *pdata);
  50 int symtab_put(struct symtab *tab, const char *name, int type, int data);
  51 static inline int symtab_get_td(struct symtab *tab, const char *name, int type) {
  52         int res;
  53         if (symtab_get_t(tab, name, type, &res) == -1)
  54                 return -1;
  55         return res;
  56 }
  57
  58 #endif