/* * Copyright (c) 2010-2012 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 enum { BINARYTREE_ESCAPE_CHAR = 0xFD, BINARYTREE_NODE_START = 0xFE, BINARYTREE_NODE_END = 0xFF }; class BinaryTree : public std::enable_shared_from_this { 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 m_buffer; }; #endif