bigbiff bigbiff
c7eee6fef0
Big thanks to Dees_Troy for helping with the implementation. Change-Id: I6c9c522b9c9de5dc139e2ecb0141008182ba07f0
104 lines
3.8 KiB
C++
Executable File
104 lines
3.8 KiB
C++
Executable File
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Copyright (C) 2014 TeamWin - bigbiff and Dees_Troy mtp database conversion to C++
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*/
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#ifndef _MTP_STORAGE_H
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#define _MTP_STORAGE_H
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#include "mtp.h"
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#include "MtpObjectInfo.h"
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#include <string>
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#include <deque>
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#include <map>
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#include <libgen.h>
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#include <pthread.h>
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#include "btree.hpp"
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#include "MtpServer.h"
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class MtpDatabase;
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class MtpStorage {
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private:
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MtpStorageID mStorageID;
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MtpString mFilePath;
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MtpString mDescription;
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uint64_t mMaxCapacity;
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uint64_t mMaxFileSize;
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// amount of free space to leave unallocated
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uint64_t mReserveSpace;
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bool mRemovable;
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MtpServer* mServer;
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std::deque<std::string> mtpParentList;
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int mtpparentid;
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Tree *mtpdbtree;
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typedef std::map<int, Tree*> maptree;
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typedef maptree::iterator iter;
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maptree mtpmap;
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std::string mtpstorageparent;
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pthread_t inotify_thread;
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int inotify_fd;
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int inotify_wd;
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android::Mutex mMutex;
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public:
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MtpStorage(MtpStorageID id, const char* filePath,
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const char* description, uint64_t reserveSpace,
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bool removable, uint64_t maxFileSize, MtpServer* refserver);
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virtual ~MtpStorage();
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inline MtpStorageID getStorageID() const { return mStorageID; }
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int getType() const;
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int getFileSystemType() const;
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int getAccessCapability() const;
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uint64_t getMaxCapacity();
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uint64_t getFreeSpace();
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const char* getDescription() const;
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inline const char* getPath() const { return (const char *)mFilePath; }
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inline bool isRemovable() const { return mRemovable; }
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inline uint64_t getMaxFileSize() const { return mMaxFileSize; }
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int readParentDirs(std::string path);
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int createDB();
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MtpObjectHandleList* getObjectList(MtpStorageID storageID, MtpObjectHandle parent);
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int getObjectInfo(MtpObjectHandle handle, MtpObjectInfo& info);
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MtpObjectHandle beginSendObject(const char* path, MtpObjectFormat format, MtpObjectHandle parent, MtpStorageID storage, uint64_t size, time_t modified);
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int getObjectPropertyList(MtpObjectHandle handle, uint32_t format, uint32_t property, int groupCode, int depth, MtpDataPacket& packet);
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int getObjectFilePath(MtpObjectHandle handle, MtpString& outFilePath, int64_t& outFileLength, MtpObjectFormat& outFormat);
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int deleteFile(MtpObjectHandle handle);
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int renameObject(MtpObjectHandle handle, std::string newName);
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int getObjectPropertyValue(MtpObjectHandle handle, MtpObjectProperty property, uint64_t &longValue);
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void lockMutex(int thread_type);
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void unlockMutex(int thread_type);
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private:
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void createEmptyDir(const char* path);
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pthread_t inotify();
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int inotify_t();
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typedef int (MtpStorage::*ThreadPtr)(void);
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typedef void* (*PThreadPtr)(void *);
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std::map<int, std::string> inotifymap;
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int addInotifyDirs(std::string path);
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void deleteTrees(int parent);
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bool sendEvents;
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int getParentObject(std::string parent_path);
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bool use_mutex;
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pthread_mutex_t inMutex; // inotify mutex
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pthread_mutex_t mtpMutex; // main mtp mutex
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};
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#endif // _MTP_STORAGE_H
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