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/MtpStorage.h | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100755 mtp/MtpStorage.h

(limited to 'mtp/MtpStorage.h')

diff --git a/mtp/MtpStorage.h b/mtp/MtpStorage.h
new file mode 100755
index 000000000..ad828d163
--- /dev/null
+++ b/mtp/MtpStorage.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * 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.
+ *
+ * Copyright (C) 2014 TeamWin - bigbiff and Dees_Troy mtp database conversion to C++
+ */
+
+#ifndef _MTP_STORAGE_H
+#define _MTP_STORAGE_H
+
+#include "mtp.h"
+#include "MtpObjectInfo.h"
+#include <string>
+#include <deque>
+#include <map>
+#include <libgen.h>
+#include <pthread.h>
+#include "btree.hpp"
+#include "MtpServer.h"
+
+class MtpDatabase;
+
+class MtpStorage {
+
+private:
+    MtpStorageID            mStorageID;
+    MtpString               mFilePath;
+    MtpString               mDescription;
+    uint64_t                mMaxCapacity;
+    uint64_t                mMaxFileSize;
+    // amount of free space to leave unallocated
+    uint64_t                mReserveSpace;
+    bool                    mRemovable;
+	MtpServer*				mServer;
+	std::deque<std::string> mtpParentList;
+	int mtpparentid;
+    Tree *mtpdbtree;
+    typedef std::map<int, Tree*> maptree;
+    typedef maptree::iterator iter;
+    maptree mtpmap;
+	std::string mtpstorageparent;
+	pthread_t inotify_thread;
+	int inotify_fd;
+	int inotify_wd;
+	android::Mutex           mMutex;
+
+public:
+                            MtpStorage(MtpStorageID id, const char* filePath,
+                                    const char* description, uint64_t reserveSpace,
+                                    bool removable, uint64_t maxFileSize, MtpServer* refserver);
+    virtual                 ~MtpStorage();
+
+    inline MtpStorageID     getStorageID() const { return mStorageID; }
+    int                     getType() const;
+    int                     getFileSystemType() const;
+    int                     getAccessCapability() const;
+    uint64_t                getMaxCapacity();
+    uint64_t                getFreeSpace();
+    const char*             getDescription() const;
+    inline const char*      getPath() const { return (const char *)mFilePath; }
+    inline bool             isRemovable() const { return mRemovable; }
+    inline uint64_t         getMaxFileSize() const { return mMaxFileSize; }
+	int readParentDirs(std::string path);
+	int createDB();
+	MtpObjectHandleList* getObjectList(MtpStorageID storageID, MtpObjectHandle parent);
+	int getObjectInfo(MtpObjectHandle handle, MtpObjectInfo& info);
+	MtpObjectHandle beginSendObject(const char* path, MtpObjectFormat format, MtpObjectHandle parent, MtpStorageID storage, uint64_t size, time_t modified);
+	int getObjectPropertyList(MtpObjectHandle handle, uint32_t format, uint32_t property, int groupCode, int depth, MtpDataPacket& packet);
+	int getObjectFilePath(MtpObjectHandle handle, MtpString& outFilePath, int64_t& outFileLength, MtpObjectFormat& outFormat);
+	int deleteFile(MtpObjectHandle handle);
+	int renameObject(MtpObjectHandle handle, std::string newName);
+	int getObjectPropertyValue(MtpObjectHandle handle, MtpObjectProperty property, uint64_t &longValue);
+	void lockMutex(int thread_type);
+	void unlockMutex(int thread_type);
+
+private:
+	void createEmptyDir(const char* path);
+	pthread_t inotify();
+	int inotify_t();
+	typedef int (MtpStorage::*ThreadPtr)(void);
+	typedef void* (*PThreadPtr)(void *);
+	std::map<int, std::string> inotifymap;
+	int addInotifyDirs(std::string path);
+	void deleteTrees(int parent);
+	bool sendEvents;
+	int getParentObject(std::string parent_path);
+	bool use_mutex;
+	pthread_mutex_t inMutex; // inotify mutex
+	pthread_mutex_t mtpMutex; // main mtp mutex
+};
+
+#endif // _MTP_STORAGE_H
-- 
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