tibia-client/src/framework/core/binarytree.h

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2012-06-24 15:05:44 +02:00
/*
* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef BINARYTREE_H
#define BINARYTREE_H
#include "declarations.h"
#include <framework/util/databuffer.h>
enum {
BINARYTREE_ESCAPE_CHAR = 0xFD,
BINARYTREE_NODE_START = 0xFE,
BINARYTREE_NODE_END = 0xFF
};
class BinaryTree : public std::enable_shared_from_this<BinaryTree>
{
public:
BinaryTree(const BinaryTreePtr& parent = nullptr) : m_type(0), m_pos(0), m_parent(parent) { }
void unserialize(const FileStreamPtr& fin);
void seek(uint pos);
void skip(uint len) { seek(tell() + len); }
uint tell() { return m_pos; }
uint size() { return m_buffer.size(); }
uint8 getU8();
uint16 getU16();
uint32 getU32();
uint64 getU64();
std::string getString();
BinaryTreeVec getChildren() { return m_children; }
BinaryTreePtr getParent() { return m_parent.lock(); }
uint32 getType() { return m_type; }
bool canRead() { return m_pos < m_buffer.size(); }
private:
void setParent(const BinaryTreePtr& parent) { m_parent = parent; }
uint m_type;
uint m_pos;
BinaryTreeVec m_children;
BinaryTreeWeakPtr m_parent;
DataBuffer<uint8> m_buffer;
};
#endif