MtpServer.cpp revision 8e2a280ab7f98bf00ff2651f1f93c8f8bd46c08d
116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood/* 216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * Copyright (C) 2010 The Android Open Source Project 316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * 416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * Licensed under the Apache License, Version 2.0 (the "License"); 516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * you may not use this file except in compliance with the License. 616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * You may obtain a copy of the License at 716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * 816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * http://www.apache.org/licenses/LICENSE-2.0 916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * 1016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * Unless required by applicable law or agreed to in writing, software 1116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * distributed under the License is distributed on an "AS IS" BASIS, 1216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * See the License for the specific language governing permissions and 1416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * limitations under the License. 1516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood */ 1616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 1716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <stdio.h> 1816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <stdlib.h> 1916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <sys/types.h> 2016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <sys/ioctl.h> 2116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <sys/stat.h> 2216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <fcntl.h> 2316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <errno.h> 2416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 25c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood#include <cutils/properties.h> 26c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood 2716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "MtpDebug.h" 2821ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood#include "MtpProperty.h" 2916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "MtpServer.h" 300250361b110267a139cc0865ff7d2f13b4d63bdfMike Lockwood#include "MtpSqliteDatabase.h" 3116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "MtpStorage.h" 3216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "MtpStringBuffer.h" 3316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 3416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "f_mtp.h" 3516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 367850ef999740f214a1990a9c090d3f3865d435aaMike Lockwoodnamespace android { 377850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 3816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodstatic const MtpOperationCode kSupportedOperationCodes[] = { 3916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_DEVICE_INFO, 4016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_OPEN_SESSION, 4116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_CLOSE_SESSION, 4216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_STORAGE_IDS, 4316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_STORAGE_INFO, 4416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_NUM_OBJECTS, 4516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_OBJECT_HANDLES, 4616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_OBJECT_INFO, 4716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_OBJECT, 4816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_GET_THUMB, 4916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_DELETE_OBJECT, 5016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_SEND_OBJECT_INFO, 5116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_SEND_OBJECT, 5216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_INITIATE_CAPTURE, 5316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_FORMAT_STORE, 5416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_RESET_DEVICE, 5516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_SELF_TEST, 5616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_SET_OBJECT_PROTECTION, 5716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_POWER_DOWN, 5816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_DEVICE_PROP_DESC, 5916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_DEVICE_PROP_VALUE, 6016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_SET_DEVICE_PROP_VALUE, 6116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_RESET_DEVICE_PROP_VALUE, 6216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_TERMINATE_OPEN_CAPTURE, 6316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_MOVE_OBJECT, 6416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_COPY_OBJECT, 6516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_GET_PARTIAL_OBJECT, 6616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_INITIATE_OPEN_CAPTURE, 6716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_OBJECT_PROPS_SUPPORTED, 6816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_GET_OBJECT_PROP_DESC, 6916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_GET_OBJECT_PROP_VALUE, 7016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_OPERATION_SET_OBJECT_PROP_VALUE, 7116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_GET_OBJECT_REFERENCES, 7216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_SET_OBJECT_REFERENCES, 7316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// MTP_OPERATION_SKIP, 7416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood}; 7516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 7616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodstatic const MtpObjectProperty kSupportedObjectProperties[] = { 7716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_PROPERTY_STORAGE_ID, 7816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_PROPERTY_OBJECT_FORMAT, 7916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_PROPERTY_OBJECT_SIZE, 8016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_PROPERTY_OBJECT_FILE_NAME, 8116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_PROPERTY_PARENT_OBJECT, 8216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood}; 8316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 8416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodstatic const MtpObjectFormat kSupportedPlaybackFormats[] = { 85fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_UNDEFINED, 8616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_FORMAT_ASSOCIATION, 87fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_TEXT, 88fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_HTML, 8916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MTP_FORMAT_MP3, 90fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood //MTP_FORMAT_AVI, 91fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_MPEG, 92fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_ASF, 93fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_EXIF_JPEG, 94fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_TIFF_EP, 95fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_BMP, 96fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_GIF, 97fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_JFIF, 98fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_PNG, 99fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_TIFF, 100fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_WMA, 101fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_OGG, 102fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_AAC, 103fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_FLAC, 104fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_WMV, 105fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_MP4_CONTAINER, 106fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_MP2, 107fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MTP_FORMAT_3GP_CONTAINER, 108fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_ABSTRACT_AUDIO_ALBUM, 109fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_ABSTRACT_AV_PLAYLIST, 110fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_WPL_PLAYLIST, 111fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_M3U_PLAYLIST, 112fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_MPL_PLAYLIST, 113fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood // MTP_FORMAT_PLS_PLAYLIST, 11416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood}; 11516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 1168e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike LockwoodMtpServer::MtpServer(int fd, const char* databasePath, 1178e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood int fileGroup, int filePerm, int directoryPerm) 11816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood : mFD(fd), 11916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mDatabasePath(databasePath), 12016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mDatabase(NULL), 1218e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood mFileGroup(fileGroup), 1228e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood mFilePermission(filePerm), 1238e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood mDirectoryPermission(directoryPerm), 12416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionID(0), 12516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionOpen(false), 12616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectHandle(kInvalidObjectHandle), 12716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectFileSize(0) 12816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood{ 1290250361b110267a139cc0865ff7d2f13b4d63bdfMike Lockwood mDatabase = new MtpSqliteDatabase(); 13016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mDatabase->open(databasePath, true); 13121ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood 13221ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood initObjectProperties(); 13316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 13416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 13516864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpServer::~MtpServer() { 13616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 13716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 13816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodvoid MtpServer::addStorage(const char* filePath) { 13916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int index = mStorages.size() + 1; 14016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood index |= index << 16; // set high and low part to our index 14116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = new MtpStorage(index, filePath, mDatabase); 14216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood addStorage(storage); 14316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 14416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 14516864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpStorage* MtpServer::getStorage(MtpStorageID id) { 14616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood for (int i = 0; i < mStorages.size(); i++) { 14716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = mStorages[i]; 14816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (storage->getStorageID() == id) 14916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return storage; 15016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 15116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return NULL; 15216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 15316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 15416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodvoid MtpServer::scanStorage() { 15516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood for (int i = 0; i < mStorages.size(); i++) { 15616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = mStorages[i]; 15716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood storage->scanFiles(); 15816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 15916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 16016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 16116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodvoid MtpServer::run() { 16216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int fd = mFD; 16316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 16421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood LOGV("MtpServer::run fd: %d\n", fd); 16516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 16616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood while (1) { 16716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = mRequest.read(fd); 16816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret < 0) { 169b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("request read returned %d, errno: %d", ret, errno); 170916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 171916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 172916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 173916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 17416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 17516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 17616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpOperationCode operation = mRequest.getOperationCode(); 17716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpTransactionID transaction = mRequest.getTransactionID(); 17816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 179b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("operation: %s", MtpDebug::getOperationCodeName(operation)); 18016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mRequest.dump(); 18116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 18216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME need to generalize this 18316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood bool dataIn = (operation == MTP_OPERATION_SEND_OBJECT_INFO); 18416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (dataIn) { 18516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = mData.read(fd); 18616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret < 0) { 187b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("data read returned %d, errno: %d", ret, errno); 188916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 189916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 190916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 191916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 19216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 19316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 194b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("received data:"); 19516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.dump(); 19616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } else { 19716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.reset(); 19816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 19916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 200916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (handleRequest()) { 201916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (!dataIn && mData.hasData()) { 202916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mData.setOperationCode(operation); 203916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mData.setTransactionID(transaction); 204b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("sending data:"); 205916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mData.dump(); 206916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood ret = mData.write(fd); 207916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (ret < 0) { 208b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("request write returned %d, errno: %d", ret, errno); 209916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 210916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 211916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 212916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 213916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood break; 214916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 215916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 21616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 217916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mResponse.setTransactionID(transaction); 218b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("sending response %04X", mResponse.getResponseCode()); 219916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood ret = mResponse.write(fd); 22016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret < 0) { 221b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("request write returned %d, errno: %d", ret, errno); 222916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 223916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 224916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 225916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 22616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 22716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 228916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } else { 22921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood LOGV("skipping response\n"); 23016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 23116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 23216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 23316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 23421ef7d0e70c5ad599bc2602cb484f8cd647055caMike LockwoodMtpProperty* MtpServer::getObjectProperty(MtpPropertyCode propCode) { 23521ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood for (int i = 0; i < mObjectProperties.size(); i++) { 23621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpProperty* property = mObjectProperties[i]; 23721ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood if (property->getPropertyCode() == propCode) 23821ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return property; 23921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood } 24021ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return NULL; 24121ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood} 24221ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood 24321ef7d0e70c5ad599bc2602cb484f8cd647055caMike LockwoodMtpProperty* MtpServer::getDeviceProperty(MtpPropertyCode propCode) { 24421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood for (int i = 0; i < mDeviceProperties.size(); i++) { 24521ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpProperty* property = mDeviceProperties[i]; 24621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood if (property->getPropertyCode() == propCode) 24721ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return property; 24821ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood } 24921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return NULL; 25021ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood} 25121ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood 25221ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwoodvoid MtpServer::initObjectProperties() { 25321ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_STORAGE_ID, MTP_TYPE_UINT16)); 25421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_OBJECT_FORMAT, MTP_TYPE_UINT16)); 25521ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_OBJECT_SIZE, MTP_TYPE_UINT64)); 25621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_OBJECT_FILE_NAME, MTP_TYPE_STR)); 25721ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_PARENT_OBJECT, MTP_TYPE_UINT32)); 25821ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood} 25921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood 260916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwoodbool MtpServer::handleRequest() { 26116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpOperationCode operation = mRequest.getOperationCode(); 26216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpResponseCode response; 26316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 26416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.reset(); 26516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 26616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (mSendObjectHandle != kInvalidObjectHandle && operation != MTP_OPERATION_SEND_OBJECT) { 26716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - need to delete mSendObjectHandle from the database 268b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("expected SendObject after SendObjectInfo"); 26916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectHandle = kInvalidObjectHandle; 27016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 27116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 27216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood switch (operation) { 27316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_DEVICE_INFO: 27416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetDeviceInfo(); 27516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 27616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_OPEN_SESSION: 27716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doOpenSession(); 27816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 27916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_CLOSE_SESSION: 28016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doCloseSession(); 28116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 28216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_STORAGE_IDS: 28316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetStorageIDs(); 28416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 28516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_STORAGE_INFO: 28616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetStorageInfo(); 28716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 28816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_PROPS_SUPPORTED: 28916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectPropsSupported(); 29016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 29116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_HANDLES: 29216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectHandles(); 29316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 29416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_PROP_VALUE: 29516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectPropValue(); 29616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 29716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_INFO: 29816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectInfo(); 29916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 30016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT: 30116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObject(); 30216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 30316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_SEND_OBJECT_INFO: 30416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doSendObjectInfo(); 30516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 30616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_SEND_OBJECT: 30716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doSendObject(); 30816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 30916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_DELETE_OBJECT: 31016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doDeleteObject(); 31116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 31216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_PROP_DESC: 31321ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood response = doGetObjectPropDesc(); 31421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood break; 31516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood default: 31616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = MTP_RESPONSE_OPERATION_NOT_SUPPORTED; 31716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 31816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 31916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 320916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (response == MTP_RESPONSE_TRANSACTION_CANCELLED) 321916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return false; 32216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setResponseCode(response); 323916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return true; 32416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 32516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 32616864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetDeviceInfo() { 32716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer string; 328c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood char prop_value[PROPERTY_VALUE_MAX]; 32916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 33016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // fill in device info 33116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(MTP_STANDARD_VERSION); 33216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(6); // MTP Vendor Extension ID 33316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(MTP_STANDARD_VERSION); 33416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set("microsoft.com: 1.0;"); 33516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // MTP Extensions 33616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(0); //Functional Mode 33716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt16(kSupportedOperationCodes, 33816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood sizeof(kSupportedOperationCodes) / sizeof(uint16_t)); // Operations Supported 33916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyArray(); // Events Supported 34016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyArray(); // Device Properties Supported 34116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyArray(); // Capture Formats 34216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt16(kSupportedPlaybackFormats, 34316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood sizeof(kSupportedPlaybackFormats) / sizeof(uint16_t)); // Playback Formats 34416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME 34516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set("Google, Inc."); 34616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Manufacturer 347c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood 348c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood property_get("ro.product.model", prop_value, "MTP Device"); 349c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood string.set(prop_value); 35016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Model 35116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set("1.0"); 35216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Device Version 353c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood 354c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood property_get("ro.serialno", prop_value, "????????"); 355c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood string.set(prop_value); 35616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Serial Number 35716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 35816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 35916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 36016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 36116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doOpenSession() { 36216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (mSessionOpen) { 36316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setParameter(1, mSessionID); 36416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_ALREADY_OPEN; 36516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 36616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionID = mRequest.getParameter(1); 36716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionOpen = true; 36816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 36916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 37016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 37116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doCloseSession() { 37216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 37316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 37416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionID = 0; 37516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionOpen = false; 37616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 37716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 37816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 37916864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetStorageIDs() { 38016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 38116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 38216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 38316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int count = mStorages.size(); 38416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(count); 38516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood for (int i = 0; i < count; i++) 38616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(mStorages[i]->getStorageID()); 38716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 38816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 38916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 39016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 39116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetStorageInfo() { 39216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer string; 39316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 39416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 39516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 39616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorageID id = mRequest.getParameter(1); 39716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = getStorage(id); 39816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!storage) 39916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_STORAGE_ID; 40016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 40116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(storage->getType()); 40216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(storage->getFileSystemType()); 40316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(storage->getAccessCapability()); 40416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt64(storage->getMaxCapacity()); 40516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt64(storage->getFreeSpace()); 40616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(1024*1024*1024); // Free Space in Objects 40716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set(storage->getDescription()); 40816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); 40916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyString(); // Volume Identifier 41016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 41116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 41216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 41316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 41416864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectPropsSupported() { 41516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 41616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 41716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mRequest.getParameter(1); 41816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt16(kSupportedObjectProperties, 41916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood sizeof(kSupportedObjectProperties) / sizeof(uint16_t)); 42016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 42116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 42216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 42316864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectHandles() { 42416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 42516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 42616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorageID storageID = mRequest.getParameter(1); // 0xFFFFFFFF for all storage 427e13401bf532c7e4bf9ab82c7e9b13642838a927dMike Lockwood MtpObjectFormat format = mRequest.getParameter(2); // 0 for all formats 42816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle parent = mRequest.getParameter(3); // 0xFFFFFFFF for objects with no parent 42916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // 0x00000000 for all objects? 43016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 43116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandleList* handles = mDatabase->getObjectList(storageID, format, parent); 43216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt32(handles); 43316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood delete handles; 43416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 43516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 43616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 43716864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectPropValue() { 43816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 43916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectProperty property = mRequest.getParameter(2); 44016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 44116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return mDatabase->getObjectProperty(handle, property, mData); 44216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 44316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 44416864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectInfo() { 44516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 44616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return mDatabase->getObjectInfo(handle, mData); 44716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 44816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 44916864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObject() { 45016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 451c6588763ddc20541688e426a24b1b070527c051fMike Lockwood MtpString pathBuf; 45216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int64_t fileLength; 453c6588763ddc20541688e426a24b1b070527c051fMike Lockwood if (!mDatabase->getObjectFilePath(handle, pathBuf, fileLength)) 45416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_OBJECT_HANDLE; 455c6588763ddc20541688e426a24b1b070527c051fMike Lockwood const char* filePath = (const char *)pathBuf; 45616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 45716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mtp_file_range mfr; 458c6588763ddc20541688e426a24b1b070527c051fMike Lockwood mfr.fd = open(filePath, O_RDONLY); 459c6588763ddc20541688e426a24b1b070527c051fMike Lockwood if (mfr.fd < 0) { 460c6588763ddc20541688e426a24b1b070527c051fMike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 461c6588763ddc20541688e426a24b1b070527c051fMike Lockwood } 46216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.offset = 0; 46316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.length = fileLength; 46416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 46516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // send data header 46616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.setOperationCode(mRequest.getOperationCode()); 46716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.setTransactionID(mRequest.getTransactionID()); 46816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.writeDataHeader(mFD, fileLength); 46916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 47016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // then transfer the file 47116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = ioctl(mFD, MTP_SEND_FILE, (unsigned long)&mfr); 472c6588763ddc20541688e426a24b1b070527c051fMike Lockwood close(mfr.fd); 473916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (ret < 0) { 474916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) 475916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return MTP_RESPONSE_TRANSACTION_CANCELLED; 476916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood else 477916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 478916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 47916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 48016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 48116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 48216864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doSendObjectInfo() { 48316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpString path; 48416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorageID storageID = mRequest.getParameter(1); 48516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = getStorage(storageID); 48616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle parent = mRequest.getParameter(2); 48716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!storage) 48816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_STORAGE_ID; 48916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 49016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // special case the root 49116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (parent == MTP_PARENT_ROOT) 49216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood path = storage->getPath(); 49316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood else { 49416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int64_t dummy; 49516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mDatabase->getObjectFilePath(parent, path, dummy)) 49616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_OBJECT_HANDLE; 49716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 49816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 49916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // read only the fields we need 50016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // storage ID 50116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mData.getUInt16(); 50216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt16(); // protection status 50316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectFileSize = mData.getUInt32(); 50416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt16(); // thumb format 50516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // thumb compressed size 50616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // thumb pix width 50716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // thumb pix height 50816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // image pix width 50916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // image pix height 51016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // image bit depth 51116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // parent 51216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint16_t associationType = mData.getUInt16(); 51316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint32_t associationDesc = mData.getUInt32(); // association desc 51416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // sequence number 51516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer name, created, modified; 51616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getString(name); // file name 51716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getString(created); // date created 51816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getString(modified); // date modified 51916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // keywords follow 52016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 521fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood time_t modifiedTime; 52216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!parseDateTime(modified, modifiedTime)) 52316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood modifiedTime = 0; 52416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 52516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (path[path.size() - 1] != '/') 52616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood path += "/"; 52716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood path += (const char *)name; 52816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 529fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood mDatabase->beginTransaction(); 530fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood MtpObjectHandle handle = mDatabase->addFile((const char*)path, format, parent, storageID, 531fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood mSendObjectFileSize, modifiedTime); 532fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood if (handle == kInvalidObjectHandle) { 533fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood mDatabase->rollbackTransaction(); 53416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 535fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood } 536fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood uint32_t table = MtpDatabase::getTableForFile(format); 537fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood if (table == kObjectHandleTableAudio) 538fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood handle = mDatabase->addAudioFile(handle); 539fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood mDatabase->commitTransaction(); 54016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 54116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (format == MTP_FORMAT_ASSOCIATION) { 54216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mode_t mask = umask(0); 5438e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood int ret = mkdir((const char *)path, mDirectoryPermission); 54416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood umask(mask); 54516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret && ret != -EEXIST) 54616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 5478e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood chown((const char *)path, getuid(), mFileGroup); 54816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } else { 54916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectFilePath = path; 55016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // save the handle for the SendObject call, which should follow 55116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectHandle = handle; 55216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 55316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 55416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setParameter(1, storageID); 55516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setParameter(2, parent); 55616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setParameter(3, handle); 55716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 55816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 55916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 56016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 56116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doSendObject() { 56216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (mSendObjectHandle == kInvalidObjectHandle) { 563b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("Expected SendObjectInfo before SendObject"); 56416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_NO_VALID_OBJECT_INFO; 56516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 56616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 56716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // read the header 56816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = mData.readDataHeader(mFD); 56916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - check for errors here. 57016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 57116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // reset so we don't attempt to send this back 57216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.reset(); 57316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 57416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mtp_file_range mfr; 575c6588763ddc20541688e426a24b1b070527c051fMike Lockwood mfr.fd = open(mSendObjectFilePath, O_RDWR | O_CREAT | O_TRUNC); 576c6588763ddc20541688e426a24b1b070527c051fMike Lockwood if (mfr.fd < 0) { 577c6588763ddc20541688e426a24b1b070527c051fMike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 578c6588763ddc20541688e426a24b1b070527c051fMike Lockwood } 5798e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood fchown(mfr.fd, getuid(), mFileGroup); 5808e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood // set permissions 5818e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood mode_t mask = umask(0); 5828e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood fchmod(mfr.fd, mFilePermission); 5838e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood umask(mask); 5848e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood 58516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.offset = 0; 58616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.length = mSendObjectFileSize; 58716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 58816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // transfer the file 58916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood ret = ioctl(mFD, MTP_RECEIVE_FILE, (unsigned long)&mfr); 590c6588763ddc20541688e426a24b1b070527c051fMike Lockwood close(mfr.fd); 5918e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood 592916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // FIXME - we need to delete mSendObjectHandle from the database if this fails. 593b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("MTP_RECEIVE_FILE returned %d", ret); 59416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectHandle = kInvalidObjectHandle; 59516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 596916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (ret < 0) { 597916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood unlink(mSendObjectFilePath); 598916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) 599916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return MTP_RESPONSE_TRANSACTION_CANCELLED; 600916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood else 601916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 602916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 60316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 60416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 60516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 60616864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doDeleteObject() { 60716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 60816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mRequest.getParameter(1); 60916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - support deleting all objects if handle is 0xFFFFFFFF 61016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - implement deleting objects by format 61116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - handle non-empty directories 61216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 61316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpString filePath; 61416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int64_t fileLength; 61516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mDatabase->getObjectFilePath(handle, filePath, fileLength)) 61616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_OBJECT_HANDLE; 61716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 618b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("deleting %s", (const char *)filePath); 61916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // one of these should work 62016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood rmdir((const char *)filePath); 62116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood unlink((const char *)filePath); 62216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 62316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mDatabase->deleteFile(handle); 62416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 62516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 62616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 62716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 62816864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectPropDesc() { 62921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpObjectProperty propCode = mRequest.getParameter(1); 63016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mRequest.getParameter(2); 63121ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpProperty* property = getObjectProperty(propCode); 63221ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood if (!property) 63321ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return MTP_RESPONSE_OBJECT_PROP_NOT_SUPPORTED; 63416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 63521ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood property->write(mData); 63621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return MTP_RESPONSE_OK; 63716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 6387850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 6397850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood} // namespace android 640