1 | /**************************************************************************
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2 | *
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3 | * sptree.h -- Splay tree code
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4 | * Copyright (C) 1994 Gary Eddy and Neil Sharman
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5 | *
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6 | * This program is free software; you can redistribute it and/or modify
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7 | * it under the terms of the GNU General Public License as published by
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8 | * the Free Software Foundation; either version 2 of the License, or
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9 | * (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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19 | *
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20 | * $Id: sptree.h 3745 2003-02-20 21:20:24Z mdewsnip $
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21 | *
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22 | **************************************************************************/
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23 |
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24 |
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25 | #ifndef SPTREE_H
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26 | #define SPTREE_H
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27 |
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28 | typedef struct set_rec Splay_Tree;
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29 |
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30 | struct set_rec
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31 | {
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32 | int no_of_items;
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33 | unsigned long mem_in_use;
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34 | int (*cmp) (void *, void *);
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35 | void *root;
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36 | void *pool;
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37 | int pool_chunks;
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38 | };
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39 |
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40 | Splay_Tree *SP_createset (int (*cmp) (void *, void *));
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41 | void *SP_insert (void *item, Splay_Tree * S);
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42 | void *SP_get_first (Splay_Tree * S);
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43 | void *SP_get_next (Splay_Tree * S);
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44 | void *SP_deletemin (Splay_Tree * S);
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45 | void *SP_member (void *dat, Splay_Tree * S);
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46 | void SP_freeset (Splay_Tree * S);
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47 | #endif
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