MtpServer.cpp revision 4714b0766ecf48f09f39b4781a5c4deafc092d49
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" 287f53a190463274096155704276f3002c1620a364Mike Lockwood#include "MtpDatabase.h" 2921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood#include "MtpProperty.h" 3016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "MtpServer.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 1161865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike LockwoodMtpServer::MtpServer(int fd, MtpDatabase* database, 1178e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood int fileGroup, int filePerm, int directoryPerm) 11816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood : mFD(fd), 1191865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike Lockwood mDatabase(database), 1208e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood mFileGroup(fileGroup), 1218e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood mFilePermission(filePerm), 1228e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood mDirectoryPermission(directoryPerm), 12316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionID(0), 12416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionOpen(false), 12516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectHandle(kInvalidObjectHandle), 1264714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood mSendObjectFormat(0), 12716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectFileSize(0) 12816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood{ 12921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood initObjectProperties(); 13016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 13116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 13216864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpServer::~MtpServer() { 13316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 13416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 13516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodvoid MtpServer::addStorage(const char* filePath) { 13616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int index = mStorages.size() + 1; 13716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood index |= index << 16; // set high and low part to our index 13816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = new MtpStorage(index, filePath, mDatabase); 13916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood addStorage(storage); 14016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 14116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 14216864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpStorage* MtpServer::getStorage(MtpStorageID id) { 14316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood for (int i = 0; i < mStorages.size(); i++) { 14416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = mStorages[i]; 14516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (storage->getStorageID() == id) 14616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return storage; 14716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 14816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return NULL; 14916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 15016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 15116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodvoid MtpServer::run() { 15216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int fd = mFD; 15316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 15421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood LOGV("MtpServer::run fd: %d\n", fd); 15516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 15616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood while (1) { 15716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = mRequest.read(fd); 15816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret < 0) { 159b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("request read returned %d, errno: %d", ret, errno); 160916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 161916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 162916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 163916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 16416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 16516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 16616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpOperationCode operation = mRequest.getOperationCode(); 16716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpTransactionID transaction = mRequest.getTransactionID(); 16816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 169b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("operation: %s", MtpDebug::getOperationCodeName(operation)); 17016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mRequest.dump(); 17116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 17216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME need to generalize this 17316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood bool dataIn = (operation == MTP_OPERATION_SEND_OBJECT_INFO); 17416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (dataIn) { 17516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = mData.read(fd); 17616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret < 0) { 177b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("data read returned %d, errno: %d", ret, errno); 178916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 179916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 180916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 181916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 18216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 18316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 184b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("received data:"); 18516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.dump(); 18616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } else { 18716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.reset(); 18816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 18916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 190916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (handleRequest()) { 191916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (!dataIn && mData.hasData()) { 192916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mData.setOperationCode(operation); 193916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mData.setTransactionID(transaction); 194b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("sending data:"); 195916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mData.dump(); 196916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood ret = mData.write(fd); 197916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (ret < 0) { 198b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("request write returned %d, errno: %d", ret, errno); 199916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 200916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 201916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 202916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 203916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood break; 204916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 205916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 20616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 207916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood mResponse.setTransactionID(transaction); 208b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("sending response %04X", mResponse.getResponseCode()); 209916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood ret = mResponse.write(fd); 21016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret < 0) { 211b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("request write returned %d, errno: %d", ret, errno); 212916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) { 213916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood // return to top of loop and wait for next command 214916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood continue; 215916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 21616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 21716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 218916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } else { 21921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood LOGV("skipping response\n"); 22016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 22116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 22216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 22316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 22421ef7d0e70c5ad599bc2602cb484f8cd647055caMike LockwoodMtpProperty* MtpServer::getObjectProperty(MtpPropertyCode propCode) { 22521ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood for (int i = 0; i < mObjectProperties.size(); i++) { 22621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpProperty* property = mObjectProperties[i]; 22721ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood if (property->getPropertyCode() == propCode) 22821ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return property; 22921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood } 23021ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return NULL; 23121ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood} 23221ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood 23321ef7d0e70c5ad599bc2602cb484f8cd647055caMike LockwoodMtpProperty* MtpServer::getDeviceProperty(MtpPropertyCode propCode) { 23421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood for (int i = 0; i < mDeviceProperties.size(); i++) { 23521ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpProperty* property = mDeviceProperties[i]; 23621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood if (property->getPropertyCode() == propCode) 23721ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return property; 23821ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood } 23921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return NULL; 24021ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood} 24121ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood 24221ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwoodvoid MtpServer::initObjectProperties() { 24321ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_STORAGE_ID, MTP_TYPE_UINT16)); 24421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_OBJECT_FORMAT, MTP_TYPE_UINT16)); 24521ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_OBJECT_SIZE, MTP_TYPE_UINT64)); 24621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_OBJECT_FILE_NAME, MTP_TYPE_STR)); 24721ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood mObjectProperties.push(new MtpProperty(MTP_PROPERTY_PARENT_OBJECT, MTP_TYPE_UINT32)); 24821ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood} 24921ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood 250916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwoodbool MtpServer::handleRequest() { 25116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpOperationCode operation = mRequest.getOperationCode(); 25216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpResponseCode response; 25316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 25416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.reset(); 25516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 25616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (mSendObjectHandle != kInvalidObjectHandle && operation != MTP_OPERATION_SEND_OBJECT) { 25716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - need to delete mSendObjectHandle from the database 258b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("expected SendObject after SendObjectInfo"); 25916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectHandle = kInvalidObjectHandle; 26016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 26116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 26216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood switch (operation) { 26316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_DEVICE_INFO: 26416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetDeviceInfo(); 26516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 26616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_OPEN_SESSION: 26716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doOpenSession(); 26816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 26916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_CLOSE_SESSION: 27016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doCloseSession(); 27116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 27216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_STORAGE_IDS: 27316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetStorageIDs(); 27416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 27516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_STORAGE_INFO: 27616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetStorageInfo(); 27716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 27816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_PROPS_SUPPORTED: 27916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectPropsSupported(); 28016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 28116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_HANDLES: 28216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectHandles(); 28316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 28416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_PROP_VALUE: 28516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectPropValue(); 28616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 28716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_INFO: 28816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObjectInfo(); 28916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 29016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT: 29116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doGetObject(); 29216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 29316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_SEND_OBJECT_INFO: 29416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doSendObjectInfo(); 29516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 29616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_SEND_OBJECT: 29716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doSendObject(); 29816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 29916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_DELETE_OBJECT: 30016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = doDeleteObject(); 30116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 30216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood case MTP_OPERATION_GET_OBJECT_PROP_DESC: 30321ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood response = doGetObjectPropDesc(); 30421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood break; 30516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood default: 30616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood response = MTP_RESPONSE_OPERATION_NOT_SUPPORTED; 30716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood break; 30816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 30916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 310916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (response == MTP_RESPONSE_TRANSACTION_CANCELLED) 311916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return false; 31216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setResponseCode(response); 313916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return true; 31416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 31516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 31616864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetDeviceInfo() { 31716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer string; 318c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood char prop_value[PROPERTY_VALUE_MAX]; 31916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 32016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // fill in device info 32116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(MTP_STANDARD_VERSION); 32216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(6); // MTP Vendor Extension ID 32316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(MTP_STANDARD_VERSION); 32416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set("microsoft.com: 1.0;"); 32516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // MTP Extensions 32616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(0); //Functional Mode 32716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt16(kSupportedOperationCodes, 32816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood sizeof(kSupportedOperationCodes) / sizeof(uint16_t)); // Operations Supported 32916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyArray(); // Events Supported 33016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyArray(); // Device Properties Supported 33116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyArray(); // Capture Formats 33216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt16(kSupportedPlaybackFormats, 33316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood sizeof(kSupportedPlaybackFormats) / sizeof(uint16_t)); // Playback Formats 33416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME 33516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set("Google, Inc."); 33616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Manufacturer 337c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood 338c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood property_get("ro.product.model", prop_value, "MTP Device"); 339c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood string.set(prop_value); 34016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Model 34116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set("1.0"); 34216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Device Version 343c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood 344c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood property_get("ro.serialno", prop_value, "????????"); 345c42aa12f73edf79bc9cb0dbf6b74a7f1af11c683Mike Lockwood string.set(prop_value); 34616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); // Serial Number 34716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 34816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 34916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 35016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 35116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doOpenSession() { 35216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (mSessionOpen) { 35316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setParameter(1, mSessionID); 35416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_ALREADY_OPEN; 35516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 35616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionID = mRequest.getParameter(1); 35716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionOpen = true; 35816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 35916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 36016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 36116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doCloseSession() { 36216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 36316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 36416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionID = 0; 36516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSessionOpen = false; 36616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 36716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 36816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 36916864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetStorageIDs() { 37016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 37116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 37216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 37316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int count = mStorages.size(); 37416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(count); 37516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood for (int i = 0; i < count; i++) 37616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(mStorages[i]->getStorageID()); 37716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 37816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 37916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 38016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 38116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetStorageInfo() { 38216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer string; 38316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 38416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 38516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 38616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorageID id = mRequest.getParameter(1); 38716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = getStorage(id); 38816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!storage) 38916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_STORAGE_ID; 39016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 39116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(storage->getType()); 39216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(storage->getFileSystemType()); 39316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt16(storage->getAccessCapability()); 39416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt64(storage->getMaxCapacity()); 39516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt64(storage->getFreeSpace()); 39616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putUInt32(1024*1024*1024); // Free Space in Objects 39716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood string.set(storage->getDescription()); 39816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putString(string); 39916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putEmptyString(); // Volume Identifier 40016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 40116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 40216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 40316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 40416864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectPropsSupported() { 40516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 40616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 40716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mRequest.getParameter(1); 40816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt16(kSupportedObjectProperties, 40916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood sizeof(kSupportedObjectProperties) / sizeof(uint16_t)); 41016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 41116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 41216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 41316864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectHandles() { 41416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mSessionOpen) 41516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_SESSION_NOT_OPEN; 41616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorageID storageID = mRequest.getParameter(1); // 0xFFFFFFFF for all storage 417e13401bf532c7e4bf9ab82c7e9b13642838a927dMike Lockwood MtpObjectFormat format = mRequest.getParameter(2); // 0 for all formats 41816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle parent = mRequest.getParameter(3); // 0xFFFFFFFF for objects with no parent 41916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // 0x00000000 for all objects? 4201865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike Lockwood if (parent == 0xFFFFFFFF) 4211865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike Lockwood parent = 0; 42216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 42316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandleList* handles = mDatabase->getObjectList(storageID, format, parent); 42416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.putAUInt32(handles); 42516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood delete handles; 42616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 42716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 42816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 42916864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectPropValue() { 43016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 43116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectProperty property = mRequest.getParameter(2); 43216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 43316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return mDatabase->getObjectProperty(handle, property, mData); 43416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 43516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 43616864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectInfo() { 43716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 43816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return mDatabase->getObjectInfo(handle, mData); 43916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 44016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 44116864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObject() { 44216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 443c6588763ddc20541688e426a24b1b070527c051fMike Lockwood MtpString pathBuf; 44416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int64_t fileLength; 445c6588763ddc20541688e426a24b1b070527c051fMike Lockwood if (!mDatabase->getObjectFilePath(handle, pathBuf, fileLength)) 44616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_OBJECT_HANDLE; 447c6588763ddc20541688e426a24b1b070527c051fMike Lockwood const char* filePath = (const char *)pathBuf; 44816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 44916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mtp_file_range mfr; 450c6588763ddc20541688e426a24b1b070527c051fMike Lockwood mfr.fd = open(filePath, O_RDONLY); 451c6588763ddc20541688e426a24b1b070527c051fMike Lockwood if (mfr.fd < 0) { 452c6588763ddc20541688e426a24b1b070527c051fMike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 453c6588763ddc20541688e426a24b1b070527c051fMike Lockwood } 45416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.offset = 0; 45516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.length = fileLength; 45616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 45716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // send data header 45816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.setOperationCode(mRequest.getOperationCode()); 45916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.setTransactionID(mRequest.getTransactionID()); 46016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.writeDataHeader(mFD, fileLength); 46116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 46216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // then transfer the file 46316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = ioctl(mFD, MTP_SEND_FILE, (unsigned long)&mfr); 464c6588763ddc20541688e426a24b1b070527c051fMike Lockwood close(mfr.fd); 465916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (ret < 0) { 466916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) 467916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return MTP_RESPONSE_TRANSACTION_CANCELLED; 468916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood else 469916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 470916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 47116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 47216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 47316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 47416864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doSendObjectInfo() { 47516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpString path; 47616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorageID storageID = mRequest.getParameter(1); 47716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStorage* storage = getStorage(storageID); 47816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle parent = mRequest.getParameter(2); 47916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!storage) 48016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_STORAGE_ID; 48116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 48216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // special case the root 4831865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike Lockwood if (parent == MTP_PARENT_ROOT) { 48416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood path = storage->getPath(); 4851865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike Lockwood parent = 0; 4861865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike Lockwood } else { 48716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int64_t dummy; 48816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mDatabase->getObjectFilePath(parent, path, dummy)) 48916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_OBJECT_HANDLE; 49016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 49116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 49216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // read only the fields we need 49316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // storage ID 49416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mData.getUInt16(); 49516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt16(); // protection status 49616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectFileSize = mData.getUInt32(); 49716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt16(); // thumb format 49816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // thumb compressed size 49916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // thumb pix width 50016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // thumb pix height 50116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // image pix width 50216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // image pix height 50316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // image bit depth 50416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // parent 50516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint16_t associationType = mData.getUInt16(); 50616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint32_t associationDesc = mData.getUInt32(); // association desc 50716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getUInt32(); // sequence number 50816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer name, created, modified; 50916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getString(name); // file name 51016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getString(created); // date created 51116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.getString(modified); // date modified 51216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // keywords follow 51316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 514fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood time_t modifiedTime; 51516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!parseDateTime(modified, modifiedTime)) 51616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood modifiedTime = 0; 51716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 51816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (path[path.size() - 1] != '/') 51916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood path += "/"; 52016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood path += (const char *)name; 52116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 522fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood mDatabase->beginTransaction(); 5234714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood MtpObjectHandle handle = mDatabase->beginSendObject((const char*)path, 5244714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood format, parent, storageID, mSendObjectFileSize, modifiedTime); 525fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood if (handle == kInvalidObjectHandle) { 526fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood mDatabase->rollbackTransaction(); 52716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 528fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood } 529fceef46513db3507b413f604cea89e3c7f352663Mike Lockwood mDatabase->commitTransaction(); 53016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 53116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (format == MTP_FORMAT_ASSOCIATION) { 53216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mode_t mask = umask(0); 5338e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood int ret = mkdir((const char *)path, mDirectoryPermission); 53416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood umask(mask); 53516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret && ret != -EEXIST) 53616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_GENERAL_ERROR; 5378e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood chown((const char *)path, getuid(), mFileGroup); 53816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } else { 53916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectFilePath = path; 54016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // save the handle for the SendObject call, which should follow 54116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mSendObjectHandle = handle; 5424714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood mSendObjectFormat = format; 54316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 54416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 54516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setParameter(1, storageID); 5461865a5ddcfe7b0e8dc211419aea1094b1491a5fdMike Lockwood mResponse.setParameter(2, (parent == 0 ? 0xFFFFFFFF: parent)); 54716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mResponse.setParameter(3, handle); 54816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 54916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 55016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 55116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 55216864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doSendObject() { 5534714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood MtpResponseCode result = MTP_RESPONSE_OK; 5544714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood mode_t mask; 5554714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood int ret; 5564714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood 55716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (mSendObjectHandle == kInvalidObjectHandle) { 558b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGE("Expected SendObjectInfo before SendObject"); 5594714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood result = MTP_RESPONSE_NO_VALID_OBJECT_INFO; 5604714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood goto done; 56116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood } 56216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 56316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // read the header 5644714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood ret = mData.readDataHeader(mFD); 56516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - check for errors here. 56616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 56716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // reset so we don't attempt to send this back 56816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mData.reset(); 56916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 57016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mtp_file_range mfr; 571c6588763ddc20541688e426a24b1b070527c051fMike Lockwood mfr.fd = open(mSendObjectFilePath, O_RDWR | O_CREAT | O_TRUNC); 572c6588763ddc20541688e426a24b1b070527c051fMike Lockwood if (mfr.fd < 0) { 5734714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood result = MTP_RESPONSE_GENERAL_ERROR; 5744714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood goto done; 575c6588763ddc20541688e426a24b1b070527c051fMike Lockwood } 5768e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood fchown(mfr.fd, getuid(), mFileGroup); 5778e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood // set permissions 5784714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood mask = umask(0); 5798e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood fchmod(mfr.fd, mFilePermission); 5808e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood umask(mask); 5818e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood 58216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.offset = 0; 58316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mfr.length = mSendObjectFileSize; 58416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 58516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // transfer the file 58616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood ret = ioctl(mFD, MTP_RECEIVE_FILE, (unsigned long)&mfr); 587c6588763ddc20541688e426a24b1b070527c051fMike Lockwood close(mfr.fd); 5888e2a280ab7f98bf00ff2651f1f93c8f8bd46c08dMike Lockwood 589b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("MTP_RECEIVE_FILE returned %d", ret); 59016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 591916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (ret < 0) { 592916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood unlink(mSendObjectFilePath); 593916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood if (errno == ECANCELED) 5944714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood result = MTP_RESPONSE_TRANSACTION_CANCELLED; 595916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood else 5964714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood result = MTP_RESPONSE_GENERAL_ERROR; 597916076c6d84dac9b104fbdf94af5dcd7bce669fdMike Lockwood } 5984714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood 5994714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwooddone: 6004714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood mDatabase->endSendObject(mSendObjectFilePath, mSendObjectHandle, mSendObjectFormat, 6014714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood result == MTP_RESPONSE_OK); 6024714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood mSendObjectHandle = kInvalidObjectHandle; 6034714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood mSendObjectFormat = 0; 6044714b0766ecf48f09f39b4781a5c4deafc092d49Mike Lockwood return result; 60516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 60616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 60716864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doDeleteObject() { 60816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectHandle handle = mRequest.getParameter(1); 60916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mRequest.getParameter(1); 61016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - support deleting all objects if handle is 0xFFFFFFFF 61116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - implement deleting objects by format 61216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // FIXME - handle non-empty directories 61316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 61416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpString filePath; 61516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int64_t fileLength; 61616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (!mDatabase->getObjectFilePath(handle, filePath, fileLength)) 61716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_INVALID_OBJECT_HANDLE; 61816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 619b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood LOGV("deleting %s", (const char *)filePath); 62016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // one of these should work 62116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood rmdir((const char *)filePath); 62216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood unlink((const char *)filePath); 62316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 62416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mDatabase->deleteFile(handle); 62516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 62616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return MTP_RESPONSE_OK; 62716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 62816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 62916864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpResponseCode MtpServer::doGetObjectPropDesc() { 63021ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpObjectProperty propCode = mRequest.getParameter(1); 63116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpObjectFormat format = mRequest.getParameter(2); 63221ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood MtpProperty* property = getObjectProperty(propCode); 63321ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood if (!property) 63421ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return MTP_RESPONSE_OBJECT_PROP_NOT_SUPPORTED; 63516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 63621ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood property->write(mData); 63721ef7d0e70c5ad599bc2602cb484f8cd647055caMike Lockwood return MTP_RESPONSE_OK; 63816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 6397850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 6407850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood} // namespace android 641