From c7eee6fef0263ed4eb5aa0d934a0a8c972d41b30 Mon Sep 17 00:00:00 2001
From: bigbiff bigbiff <bigbiff@teamw.in>
Date: Tue, 2 Sep 2014 18:59:01 -0400
Subject: add mtp responder to TWRP. Big thanks to Dees_Troy for helping with
 the implementation.

Change-Id: I6c9c522b9c9de5dc139e2ecb0141008182ba07f0
---
 mtp/btree.hpp | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100755 mtp/btree.hpp

(limited to 'mtp/btree.hpp')

diff --git a/mtp/btree.hpp b/mtp/btree.hpp
new file mode 100755
index 000000000..d6bd0c380
--- /dev/null
+++ b/mtp/btree.hpp
@@ -0,0 +1,94 @@
+/*
+ * 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 <iostream>
+#include <vector>
+#include <utils/threads.h>
+#include "MtpDebug.h"
+
+// A generic tree node class
+class Node {
+	int mtpid;
+	int mtpparentid;
+	std::string path;
+	int parentID;
+	Node* left;
+	Node* right;
+	Node* parent;
+
+public:
+	Node();
+	void setMtpid(int aMtpid);
+	void setPath(std::string aPath);
+	void setLeft(Node* aLeft);
+	void setRight(Node* aRight);
+	void setParent(Node* aParent);
+	void setMtpParentId(int id);
+	int Mtpid();
+	int getMtpParentId();
+	std::string getPath();
+	Node* Left();
+	Node* Right();
+	Node* Parent();
+	void addProperty(uint64_t property, uint64_t valueInt, std::string valueStr, int dataType);
+	void updateProperty(uint64_t property, uint64_t valueInt, std::string valueStr, int dataType);
+	void addProperties(int storageID, int parent_object);
+	uint64_t getIntProperty(uint64_t property);
+	struct mtpProperty {
+		uint64_t property;
+		uint64_t valueInt;
+		std::string valueStr;
+		int dataType;
+	};
+	std::vector<mtpProperty>& getMtpProps();
+	std::vector<mtpProperty> mtpProp;
+};
+
+// Binary Search Tree class
+class Tree {
+	Node* root;
+public:
+	Tree();
+	~Tree();
+	Node* Root() {
+		MTPD("root: %d\n", root);
+		return root; 
+	};
+	Node* addNode(int mtpid, std::string path);
+	void setMtpParentId(int mtpparentid, Node* node);
+	Node* findNode(int key, Node* parent);
+	void getmtpids(Node* node, std::vector<int>* mtpids);
+	void deleteNode(int key);
+	Node* min(Node* node);
+	Node* max(Node* node);
+	Node* successor(int key, Node* parent);
+	Node* predecessor(int key, Node* parent);
+	std::string getPath(Node* node);
+	int getMtpParentId(Node* node);
+	Node* findNodePath(std::string path, Node* node);
+	Node* getNext(Node* node);
+	int getCount();
+
+private:
+	Node* addNode(int mtpid, Node* leaf, std::string path);
+	void freeNode(Node* leaf);
+	int count;
+};
+
+#endif
-- 
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