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112 lines
4.5 KiB
C
112 lines
4.5 KiB
C
/* splay.h: SPLAY TREE HEADER
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*
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* $Id$
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* Copyright (c) 2001 Ravenbrook Limited. See end of file for license.
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*
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* .source: <design/splay/>
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*/
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#ifndef splay_h
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#define splay_h
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#include "mpmtypes.h" /* for Res, etc. */
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#include "tree.h"
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typedef struct SplayTreeStruct *SplayTree;
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typedef Bool (*SplayTestNodeMethod)(SplayTree tree, Tree node,
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void *closureP, Size closureS);
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typedef Bool (*SplayTestTreeMethod)(SplayTree tree, Tree node,
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void *closureP, Size closureS);
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typedef Res (*SplayNodeDescribeMethod)(Tree node, mps_lib_FILE *stream);
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typedef void (*SplayUpdateNodeMethod)(SplayTree tree, Tree node);
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extern void SplayTrivUpdate(SplayTree tree, Tree node);
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typedef struct SplayTreeStruct {
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TreeCompare compare;
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SplayUpdateNodeMethod updateNode;
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Tree root;
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} SplayTreeStruct;
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extern Bool SplayTreeCheck(SplayTree tree);
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extern void SplayTreeInit(SplayTree tree,
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TreeCompare compare,
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SplayUpdateNodeMethod updateNode);
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extern void SplayTreeFinish(SplayTree tree);
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extern Res SplayTreeInsert(SplayTree tree, Tree node, TreeKey key);
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extern Res SplayTreeDelete(SplayTree tree, Tree node, TreeKey key);
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extern Res SplayTreeSearch(Tree *nodeReturn,
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SplayTree tree, TreeKey key);
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extern Res SplayTreeNeighbours(Tree *leftReturn,
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Tree *rightReturn,
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SplayTree tree, TreeKey key);
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extern Tree SplayTreeFirst(SplayTree tree, TreeKey zeroKey);
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extern Tree SplayTreeNext(SplayTree tree, Tree oldNode,
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TreeKey oldKey);
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extern Bool SplayFindFirst(Tree *nodeReturn, SplayTree tree,
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SplayTestNodeMethod testNode,
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SplayTestTreeMethod testTree,
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void *closureP, Size closureS);
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extern Bool SplayFindLast(Tree *nodeReturn, SplayTree tree,
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SplayTestNodeMethod testNode,
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SplayTestTreeMethod testTree,
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void *closureP, Size closureS);
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extern void SplayNodeRefresh(SplayTree tree, Tree node, TreeKey key);
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extern Res SplayTreeDescribe(SplayTree tree, mps_lib_FILE *stream,
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SplayNodeDescribeMethod nodeDescribe);
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extern Bool SplayRoot(Tree *nodeReturn, SplayTree tree);
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#endif /* splay_h */
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/* C. COPYRIGHT AND LICENSE
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*
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* Copyright (C) 2001-2002 Ravenbrook Limited <http://www.ravenbrook.com/>.
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* All rights reserved. This is an open source license. Contact
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* Ravenbrook for commercial licensing options.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Redistributions in any form must be accompanied by information on how
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* to obtain complete source code for this software and any accompanying
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* software that uses this software. The source code must either be
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* included in the distribution or be available for no more than the cost
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* of distribution plus a nominal fee, and must be freely redistributable
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* under reasonable conditions. For an executable file, complete source
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* code means the source code for all modules it contains. It does not
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* include source code for modules or files that typically accompany the
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* major components of the operating system on which the executable file
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* runs.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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* PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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