| /* |
| * 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. |
| */ |
| |
| #ifndef _MTP_SERVER_H |
| #define _MTP_SERVER_H |
| |
| #include "MtpRequestPacket.h" |
| #include "MtpDataPacket.h" |
| #include "MtpResponsePacket.h" |
| #include "MtpEventPacket.h" |
| #include "mtp.h" |
| #include "MtpUtils.h" |
| |
| #include <utils/threads.h> |
| |
| namespace android { |
| |
| class MtpDatabase; |
| class MtpStorage; |
| |
| class MtpServer { |
| |
| private: |
| // file descriptor for MTP kernel driver |
| int mFD; |
| |
| MtpDatabase* mDatabase; |
| |
| // appear as a PTP device |
| bool mPtp; |
| |
| // group to own new files and folders |
| int mFileGroup; |
| // permissions for new files and directories |
| int mFilePermission; |
| int mDirectoryPermission; |
| |
| // current session ID |
| MtpSessionID mSessionID; |
| // true if we have an open session and mSessionID is valid |
| bool mSessionOpen; |
| |
| MtpRequestPacket mRequest; |
| MtpDataPacket mData; |
| MtpResponsePacket mResponse; |
| MtpEventPacket mEvent; |
| |
| MtpStorageList mStorages; |
| |
| // handle for new object, set by SendObjectInfo and used by SendObject |
| MtpObjectHandle mSendObjectHandle; |
| MtpObjectFormat mSendObjectFormat; |
| MtpString mSendObjectFilePath; |
| size_t mSendObjectFileSize; |
| |
| Mutex mMutex; |
| |
| // represents an MTP object that is being edited using the android extensions |
| // for direct editing (BeginEditObject, SendPartialObject, TruncateObject and EndEditObject) |
| class ObjectEdit { |
| public: |
| MtpObjectHandle mHandle; |
| MtpString mPath; |
| uint64_t mSize; |
| MtpObjectFormat mFormat; |
| int mFD; |
| |
| ObjectEdit(MtpObjectHandle handle, const char* path, uint64_t size, |
| MtpObjectFormat format, int fd) |
| : mHandle(handle), mPath(path), mSize(size), mFormat(format), mFD(fd) { |
| } |
| |
| virtual ~ObjectEdit() { |
| close(mFD); |
| } |
| }; |
| Vector<ObjectEdit*> mObjectEditList; |
| |
| public: |
| MtpServer(int fd, MtpDatabase* database, bool ptp, |
| int fileGroup, int filePerm, int directoryPerm); |
| virtual ~MtpServer(); |
| |
| MtpStorage* getStorage(MtpStorageID id); |
| inline bool hasStorage() { return mStorages.size() > 0; } |
| bool hasStorage(MtpStorageID id); |
| void addStorage(MtpStorage* storage); |
| void removeStorage(MtpStorage* storage); |
| |
| void run(); |
| |
| void sendObjectAdded(MtpObjectHandle handle); |
| void sendObjectRemoved(MtpObjectHandle handle); |
| void sendDevicePropertyChanged(MtpDeviceProperty property); |
| |
| private: |
| void sendStoreAdded(MtpStorageID id); |
| void sendStoreRemoved(MtpStorageID id); |
| void sendEvent(MtpEventCode code, uint32_t param1); |
| |
| void addEditObject(MtpObjectHandle handle, MtpString& path, |
| uint64_t size, MtpObjectFormat format, int fd); |
| ObjectEdit* getEditObject(MtpObjectHandle handle); |
| void removeEditObject(MtpObjectHandle handle); |
| void commitEdit(ObjectEdit* edit); |
| |
| bool handleRequest(); |
| |
| MtpResponseCode doGetDeviceInfo(); |
| MtpResponseCode doOpenSession(); |
| MtpResponseCode doCloseSession(); |
| MtpResponseCode doGetStorageIDs(); |
| MtpResponseCode doGetStorageInfo(); |
| MtpResponseCode doGetObjectPropsSupported(); |
| MtpResponseCode doGetObjectHandles(); |
| MtpResponseCode doGetNumObjects(); |
| MtpResponseCode doGetObjectReferences(); |
| MtpResponseCode doSetObjectReferences(); |
| MtpResponseCode doGetObjectPropValue(); |
| MtpResponseCode doSetObjectPropValue(); |
| MtpResponseCode doGetDevicePropValue(); |
| MtpResponseCode doSetDevicePropValue(); |
| MtpResponseCode doResetDevicePropValue(); |
| MtpResponseCode doGetObjectPropList(); |
| MtpResponseCode doGetObjectInfo(); |
| MtpResponseCode doGetObject(); |
| MtpResponseCode doGetThumb(); |
| MtpResponseCode doGetPartialObject(MtpOperationCode operation); |
| MtpResponseCode doSendObjectInfo(); |
| MtpResponseCode doSendObject(); |
| MtpResponseCode doDeleteObject(); |
| MtpResponseCode doGetObjectPropDesc(); |
| MtpResponseCode doGetDevicePropDesc(); |
| MtpResponseCode doSendPartialObject(); |
| MtpResponseCode doTruncateObject(); |
| MtpResponseCode doBeginEditObject(); |
| MtpResponseCode doEndEditObject(); |
| }; |
| |
| }; // namespace android |
| |
| #endif // _MTP_SERVER_H |