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diff --git a/mtp/btree.hpp b/mtp/btree.hpp
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+/*
+ * Copyright (C) 2014 TeamWin - bigbiff and Dees_Troy mtp database conversion to C++
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef BTREE_HPP
+#define BTREE_HPP
+
+#include <vector>
+#include <string>
+#include <map>
+#include "MtpTypes.h"
+
+// A directory entry
+class Node {
+ MtpObjectHandle handle;
+ MtpObjectHandle parent;
+ std::string name; // name only without path
+
+public:
+ Node();
+ Node(MtpObjectHandle handle, MtpObjectHandle parent, const std::string& name);
+ virtual ~Node() {}
+
+ virtual bool isDir() const { return false; }
+
+ void rename(const std::string& newName);
+ MtpObjectHandle Mtpid() const;
+ MtpObjectHandle getMtpParentId() const;
+ const std::string& getName() const;
+
+ void addProperty(MtpPropertyCode property, uint64_t valueInt, std::string valueStr, MtpDataType dataType);
+ void updateProperty(MtpPropertyCode property, uint64_t valueInt, std::string valueStr, MtpDataType dataType);
+ void addProperties(const std::string& path, int storageID);
+ uint64_t getIntProperty(MtpPropertyCode property);
+ struct mtpProperty {
+ MtpPropertyCode property;
+ MtpDataType dataType;
+ uint64_t valueInt;
+ std::string valueStr;
+ mtpProperty() : property(0), dataType(0), valueInt(0) {}
+ };
+ std::vector<mtpProperty>& getMtpProps();
+ std::vector<mtpProperty> mtpProp;
+ const mtpProperty& getProperty(MtpPropertyCode property);
+};
+
+// A directory
+class Tree : public Node {
+ std::map<MtpObjectHandle, Node*> entries;
+ bool alreadyRead;
+public:
+ Tree(MtpObjectHandle handle, MtpObjectHandle parent, const std::string& name);
+ ~Tree();
+
+ virtual bool isDir() const { return true; }
+
+ void addEntry(Node* node);
+ Node* findNode(MtpObjectHandle handle);
+ void getmtpids(MtpObjectHandleList* mtpids);
+ void deleteNode(MtpObjectHandle handle);
+ std::string getPath(Node* node);
+ int getMtpParentId() { return Node::getMtpParentId(); }
+ int getMtpParentId(Node* node);
+ Node* findEntryByName(std::string name);
+ int getCount();
+ bool wasAlreadyRead() const { return alreadyRead; }
+ void setAlreadyRead(bool b) { alreadyRead = b; }
+};
+
+#endif