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      1 /*
      2  * Copyright  2009 Dan Nicholson
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
     21  * DEALINGS IN THE SOFTWARE.
     22  */
     23 
     24 #ifndef ATOM_H
     25 #define ATOM_H
     26 
     27 typedef uint32_t xkb_atom_t;
     28 
     29 #define XKB_ATOM_NONE 0
     30 
     31 struct atom_table;
     32 
     33 struct atom_table *
     34 atom_table_new(void);
     35 
     36 void
     37 atom_table_free(struct atom_table *table);
     38 
     39 xkb_atom_t
     40 atom_lookup(struct atom_table *table, const char *string, size_t len);
     41 
     42 xkb_atom_t
     43 atom_intern(struct atom_table *table, const char *string, size_t len,
     44             bool steal);
     45 
     46 const char *
     47 atom_text(struct atom_table *table, xkb_atom_t atom);
     48 
     49 #endif /* ATOM_H */
     50