mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-14 19:50:12 +01:00
102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is Mozilla Communicator client code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Simon Fraser <sfraser@netscape.com>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
|
|
#ifndef PatricaTree_h_
|
|
#define PatricaTree_h_
|
|
|
|
#include "patricia.h"
|
|
|
|
// node base class. Subclass for your nodes.
|
|
|
|
class CPatriciaNode
|
|
{
|
|
public:
|
|
CPatriciaNode() {}
|
|
virtual ~CPatriciaNode() {}
|
|
};
|
|
|
|
|
|
// tree base class. Subclass for your tree.
|
|
|
|
class CPatriciaTree
|
|
{
|
|
public:
|
|
|
|
typedef const unsigned char* TPatriciaKey;
|
|
|
|
CPatriciaTree(long keyBitsLen);
|
|
virtual ~CPatriciaTree();
|
|
|
|
// override if you want variable replace functionality
|
|
// returns true if replaced
|
|
virtual Boolean InsertNode(TPatriciaKey key, CPatriciaNode* nodeData);
|
|
|
|
// returns true if found
|
|
Boolean SeekNode(TPatriciaKey key, CPatriciaNode**outNodeData);
|
|
|
|
// returns true if entire tree traversed
|
|
Boolean Traverse(NodeTraverseFunction traverseFcn, void *arg, void *refCon);
|
|
|
|
long GetNumNodes();
|
|
|
|
protected:
|
|
|
|
// your implementation should override these.
|
|
virtual int ReplaceNode(CPatriciaNode**nodeDataPtr, TPatriciaKey key, CPatriciaNode *replaceData);
|
|
virtual int FreeNode(CPatriciaNode *nodeData, TPatriciaKey key);
|
|
|
|
private:
|
|
|
|
// static callbacks.
|
|
static int NodeReplaceCallback(void**nodeDataPtr, unsigned char *key, void *replaceData, void *refCon);
|
|
static int NodeFreeCallback(void *nodeData, unsigned char *key, void *refCon);
|
|
|
|
protected:
|
|
|
|
PatriciaTreeRef mTree;
|
|
long mKeyBits;
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#endif // PatricaTree_h_
|
|
|