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Diffstat (limited to 'dom/system/gonk/MozMtpDatabase.h')
| -rw-r--r-- | dom/system/gonk/MozMtpDatabase.h | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/dom/system/gonk/MozMtpDatabase.h b/dom/system/gonk/MozMtpDatabase.h deleted file mode 100644 index 8b308762e..000000000 --- a/dom/system/gonk/MozMtpDatabase.h +++ /dev/null @@ -1,288 +0,0 @@ -/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */ -/* vim: set ts=2 et sw=2 tw=80: */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this file, - * You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#ifndef mozilla_system_mozmtpdatabase_h__ -#define mozilla_system_mozmtpdatabase_h__ - -#include "MozMtpCommon.h" - -#include "mozilla/Mutex.h" -#include "mozilla/RefPtr.h" -#include "nsCOMPtr.h" -#include "nsString.h" -#include "nsIThread.h" -#include "nsTArray.h" - -class DeviceStorageFile; - -BEGIN_MTP_NAMESPACE // mozilla::system::mtp - -class RefCountedMtpServer; - -using namespace android; - -class MozMtpDatabase final : public MtpDatabase -{ -public: - NS_INLINE_DECL_THREADSAFE_REFCOUNTING(MozMtpDatabase) - - MozMtpDatabase(); - - // called from SendObjectInfo to reserve a database entry for the incoming file - virtual MtpObjectHandle beginSendObject(const char* aPath, - MtpObjectFormat aFormat, - MtpObjectHandle aParent, - MtpStorageID aStorageID, - uint64_t aSize, - time_t aModified); - - // called to report success or failure of the SendObject file transfer - // success should signal a notification of the new object's creation, - // failure should remove the database entry created in beginSendObject - virtual void endSendObject(const char* aPath, - MtpObjectHandle aHandle, - MtpObjectFormat aFormat, - bool aSucceeded); - - virtual MtpObjectHandleList* getObjectList(MtpStorageID aStorageID, - MtpObjectFormat aFormat, - MtpObjectHandle aParent); - - virtual int getNumObjects(MtpStorageID aStorageID, - MtpObjectFormat aFormat, - MtpObjectHandle aParent); - - virtual MtpObjectFormatList* getSupportedPlaybackFormats(); - - virtual MtpObjectFormatList* getSupportedCaptureFormats(); - - virtual MtpObjectPropertyList* getSupportedObjectProperties(MtpObjectFormat aFormat); - - virtual MtpDevicePropertyList* getSupportedDeviceProperties(); - - virtual MtpResponseCode getObjectPropertyValue(MtpObjectHandle aHandle, - MtpObjectProperty aProperty, - MtpDataPacket& aPacket); - - virtual MtpResponseCode setObjectPropertyValue(MtpObjectHandle aHandle, - MtpObjectProperty aProperty, - MtpDataPacket& aPacket); - - virtual MtpResponseCode getDevicePropertyValue(MtpDeviceProperty aProperty, - MtpDataPacket& aPacket); - - virtual MtpResponseCode setDevicePropertyValue(MtpDeviceProperty aProperty, - MtpDataPacket& aPacket); - - virtual MtpResponseCode resetDeviceProperty(MtpDeviceProperty aProperty); - - virtual MtpResponseCode getObjectPropertyList(MtpObjectHandle aHandle, - uint32_t aFormat, - uint32_t aProperty, - int aGroupCode, - int aDepth, - MtpDataPacket& aPacket); - - virtual MtpResponseCode getObjectInfo(MtpObjectHandle aHandle, - MtpObjectInfo& aInfo); - - virtual void* getThumbnail(MtpObjectHandle aHandle, size_t& aOutThumbSize); - - virtual MtpResponseCode getObjectFilePath(MtpObjectHandle aHandle, - MtpString& aOutFilePath, - int64_t& aOutFileLength, - MtpObjectFormat& aOutFormat); - - virtual MtpResponseCode deleteFile(MtpObjectHandle aHandle); - - virtual MtpObjectHandleList* getObjectReferences(MtpObjectHandle aHandle); - - virtual MtpResponseCode setObjectReferences(MtpObjectHandle aHandle, - MtpObjectHandleList* aReferences); - - virtual MtpProperty* getObjectPropertyDesc(MtpObjectProperty aProperty, - MtpObjectFormat aFormat); - - virtual MtpProperty* getDevicePropertyDesc(MtpDeviceProperty aProperty); - - virtual void sessionStarted(); - - virtual void sessionEnded(); - - void AddStorage(MtpStorageID aStorageID, const char* aPath, const char *aName); - void RemoveStorage(MtpStorageID aStorageID); - - void MtpWatcherUpdate(RefCountedMtpServer* aMtpServer, - DeviceStorageFile* aFile, - const nsACString& aEventType); - -protected: - virtual ~MozMtpDatabase(); - -private: - - struct DbEntry final - { - DbEntry() - : mHandle(0), - mStorageID(0), - mObjectFormat(MTP_FORMAT_DEFINED), - mParent(0), - mObjectSize(0), - mDateCreated(0), - mDateModified(0), - mDateAdded(0) {} - - NS_INLINE_DECL_THREADSAFE_REFCOUNTING(DbEntry) - - MtpObjectHandle mHandle; // uint32_t - MtpStorageID mStorageID; // uint32_t - nsCString mObjectName; - MtpObjectFormat mObjectFormat; // uint16_t - MtpObjectHandle mParent; // uint32_t - uint64_t mObjectSize; - nsCString mDisplayName; - nsCString mPath; - time_t mDateCreated; - time_t mDateModified; - time_t mDateAdded; - - protected: - ~DbEntry() {} - }; - - template<class T> - class ProtectedTArray : private nsTArray<T> - { - public: - typedef T elem_type; - typedef typename nsTArray<T>::size_type size_type; - typedef typename nsTArray<T>::index_type index_type; - typedef nsTArray<T> base_type; - - static const index_type NoIndex = base_type::NoIndex; - - ProtectedTArray(mozilla::Mutex& aMutex) - : mMutex(aMutex) - {} - - size_type Length() const - { - // GRR - This assert prints to stderr and won't show up in logcat. - mMutex.AssertCurrentThreadOwns(); - return base_type::Length(); - } - - template <class Item> - elem_type* AppendElement(const Item& aItem) - { - mMutex.AssertCurrentThreadOwns(); - return base_type::AppendElement(aItem); - } - - void Clear() - { - mMutex.AssertCurrentThreadOwns(); - base_type::Clear(); - } - - void RemoveElementAt(index_type aIndex) - { - mMutex.AssertCurrentThreadOwns(); - base_type::RemoveElementAt(aIndex); - } - - elem_type& operator[](index_type aIndex) - { - mMutex.AssertCurrentThreadOwns(); - return base_type::ElementAt(aIndex); - } - - const elem_type& operator[](index_type aIndex) const - { - mMutex.AssertCurrentThreadOwns(); - return base_type::ElementAt(aIndex); - } - - private: - mozilla::Mutex& mMutex; - }; - typedef nsTArray<RefPtr<DbEntry> > UnprotectedDbArray; - typedef ProtectedTArray<RefPtr<DbEntry> > ProtectedDbArray; - - struct StorageEntry final - { - NS_INLINE_DECL_THREADSAFE_REFCOUNTING(StorageEntry) - - MtpStorageID mStorageID; - nsCString mStoragePath; - nsCString mStorageName; - - protected: - ~StorageEntry() {} - }; - typedef ProtectedTArray<RefPtr<StorageEntry> > StorageArray; - - enum MatchType - { - MatchAll, - MatchHandle, - MatchParent, - MatchFormat, - MatchHandleFormat, - MatchParentFormat, - }; - - bool IsValidHandle(MtpObjectHandle aHandle) - { - return aHandle > 0 && aHandle < mDb.Length(); - } - - void AddEntry(DbEntry* aEntry); - void AddEntryAndNotify(DbEntry* aEntr, RefCountedMtpServer* aMtpServer); - void DumpEntries(const char* aLabel); - MtpObjectHandle FindEntryByPath(const nsACString& aPath); - already_AddRefed<DbEntry> GetEntry(MtpObjectHandle aHandle); - void RemoveEntry(MtpObjectHandle aHandle); - void RemoveEntryAndNotify(MtpObjectHandle aHandle, RefCountedMtpServer* aMtpServer); - void UpdateEntry(MtpObjectHandle aHandle, DeviceStorageFile* aFile); - void UpdateEntryAndNotify(MtpObjectHandle aHandle, DeviceStorageFile* aFile, - RefCountedMtpServer* aMtpServer); - void QueryEntries(MatchType aMatchType, uint32_t aMatchField1, - uint32_t aMatchField2, UnprotectedDbArray& aResult); - - nsCString BaseName(const nsCString& aPath); - - - MtpObjectHandle GetNextHandle() - { - return mDb.Length(); - } - - void AddDirectory(MtpStorageID aStorageID, const char *aPath, MtpObjectHandle aParent); - - void CreateEntryForFileAndNotify(const nsACString& aPath, - DeviceStorageFile* aFile, - RefCountedMtpServer* aMtpServer); - - StorageArray::index_type FindStorage(MtpStorageID aStorageID); - MtpStorageID FindStorageIDFor(const nsACString& aPath, nsCSubstring& aRemainder); - void MtpWatcherNotify(DbEntry* aEntry, const char* aEventType); - - // We need a mutex to protext mDb and mStorage. The MTP server runs on a - // dedicated thread, and it updates/accesses mDb. When files are updated - // through DeviceStorage, we need to update/access mDb and mStorage as well - // (from a non-MTP server thread). - mozilla::Mutex mMutex; - ProtectedDbArray mDb; - StorageArray mStorage; - - bool mBeginSendObjectCalled; -}; - -END_MTP_NAMESPACE - -#endif // mozilla_system_mozmtpdatabase_h__ |