diff options
Diffstat (limited to 'dom/system/gonk/MozMtpDatabase.cpp')
| -rw-r--r-- | dom/system/gonk/MozMtpDatabase.cpp | 1542 |
1 files changed, 0 insertions, 1542 deletions
diff --git a/dom/system/gonk/MozMtpDatabase.cpp b/dom/system/gonk/MozMtpDatabase.cpp deleted file mode 100644 index 29fe23e8d..000000000 --- a/dom/system/gonk/MozMtpDatabase.cpp +++ /dev/null @@ -1,1542 +0,0 @@ -/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */ -/* vim: set ts=2 et sw=2 tw=80: */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this file, - * You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "MozMtpDatabase.h" -#include "MozMtpServer.h" - -#include "base/message_loop.h" -#include "DeviceStorage.h" -#include "mozilla/ArrayUtils.h" -#include "mozilla/AutoRestore.h" -#include "mozilla/Scoped.h" -#include "mozilla/Services.h" -#include "nsIFile.h" -#include "nsIObserverService.h" -#include "nsPrintfCString.h" -#include "nsString.h" -#include "prio.h" - -#include <dirent.h> -#include <libgen.h> -#include <utime.h> -#include <sys/stat.h> - -using namespace android; -using namespace mozilla; - -namespace mozilla { -MOZ_TYPE_SPECIFIC_SCOPED_POINTER_TEMPLATE(ScopedCloseDir, PRDir, PR_CloseDir) -} - -BEGIN_MTP_NAMESPACE - -static const char* kMtpWatcherNotify = "mtp-watcher-notify"; - -#if 0 -// Some debug code for figuring out deadlocks, if you happen to run into -// that scenario - -class DebugMutexAutoLock: public MutexAutoLock -{ -public: - DebugMutexAutoLock(mozilla::Mutex& aMutex) - : MutexAutoLock(aMutex) - { - MTP_LOG("Mutex acquired"); - } - - ~DebugMutexAutoLock() - { - MTP_LOG("Releasing mutex"); - } -}; -#define MutexAutoLock MTP_LOG("About to enter mutex"); DebugMutexAutoLock - -#endif - -static const char * -ObjectPropertyAsStr(MtpObjectProperty aProperty) -{ - switch (aProperty) { - case MTP_PROPERTY_STORAGE_ID: return "MTP_PROPERTY_STORAGE_ID"; - case MTP_PROPERTY_OBJECT_FORMAT: return "MTP_PROPERTY_OBJECT_FORMAT"; - case MTP_PROPERTY_PROTECTION_STATUS: return "MTP_PROPERTY_PROTECTION_STATUS"; - case MTP_PROPERTY_OBJECT_SIZE: return "MTP_PROPERTY_OBJECT_SIZE"; - case MTP_PROPERTY_OBJECT_FILE_NAME: return "MTP_PROPERTY_OBJECT_FILE_NAME"; - case MTP_PROPERTY_DATE_CREATED: return "MTP_PROPERTY_DATE_CREATED"; - case MTP_PROPERTY_DATE_MODIFIED: return "MTP_PROPERTY_DATE_MODIFIED"; - case MTP_PROPERTY_PARENT_OBJECT: return "MTP_PROPERTY_PARENT_OBJECT"; - case MTP_PROPERTY_PERSISTENT_UID: return "MTP_PROPERTY_PERSISTENT_UID"; - case MTP_PROPERTY_NAME: return "MTP_PROPERTY_NAME"; - case MTP_PROPERTY_DATE_ADDED: return "MTP_PROPERTY_DATE_ADDED"; - case MTP_PROPERTY_WIDTH: return "MTP_PROPERTY_WIDTH"; - case MTP_PROPERTY_HEIGHT: return "MTP_PROPERTY_HEIGHT"; - case MTP_PROPERTY_IMAGE_BIT_DEPTH: return "MTP_PROPERTY_IMAGE_BIT_DEPTH"; - case MTP_PROPERTY_DISPLAY_NAME: return "MTP_PROPERTY_DISPLAY_NAME"; - } - return "MTP_PROPERTY_???"; -} - -static char* -FormatDate(time_t aTime, char *aDateStr, size_t aDateStrSize) -{ - struct tm tm; - localtime_r(&aTime, &tm); - MTP_LOG("(%ld) tm_zone = %s off = %ld", aTime, tm.tm_zone, tm.tm_gmtoff); - strftime(aDateStr, aDateStrSize, "%Y%m%dT%H%M%S", &tm); - return aDateStr; -} - -MozMtpDatabase::MozMtpDatabase() - : mMutex("MozMtpDatabase::mMutex"), - mDb(mMutex), - mStorage(mMutex), - mBeginSendObjectCalled(false) -{ - MOZ_ASSERT(MessageLoop::current() == XRE_GetIOMessageLoop()); - - // We use the index into the array as the handle. Since zero isn't a valid - // index, we stick a dummy entry there. - - RefPtr<DbEntry> dummy; - - MutexAutoLock lock(mMutex); - mDb.AppendElement(dummy); -} - -//virtual -MozMtpDatabase::~MozMtpDatabase() -{ - MOZ_ASSERT(MessageLoop::current() == XRE_GetIOMessageLoop()); -} - -void -MozMtpDatabase::AddEntry(DbEntry *entry) -{ - MutexAutoLock lock(mMutex); - - entry->mHandle = GetNextHandle(); - MOZ_ASSERT(mDb.Length() == entry->mHandle); - mDb.AppendElement(entry); - - MTP_DBG("Handle: 0x%08x Parent: 0x%08x Path:'%s'", - entry->mHandle, entry->mParent, entry->mPath.get()); -} - -void -MozMtpDatabase::AddEntryAndNotify(DbEntry* entry, RefCountedMtpServer* aMtpServer) -{ - AddEntry(entry); - aMtpServer->sendObjectAdded(entry->mHandle); -} - -void -MozMtpDatabase::DumpEntries(const char* aLabel) -{ - MutexAutoLock lock(mMutex); - - ProtectedDbArray::size_type numEntries = mDb.Length(); - MTP_LOG("%s: numEntries = %d", aLabel, numEntries); - ProtectedDbArray::index_type entryIndex; - for (entryIndex = 1; entryIndex < numEntries; entryIndex++) { - RefPtr<DbEntry> entry = mDb[entryIndex]; - if (entry) { - MTP_LOG("%s: mDb[%d]: mHandle: 0x%08x mParent: 0x%08x StorageID: 0x%08x path: '%s'", - aLabel, entryIndex, entry->mHandle, entry->mParent, entry->mStorageID, entry->mPath.get()); - } else { - MTP_LOG("%s: mDb[%2d]: entry is NULL", aLabel, entryIndex); - } - } -} - -MtpObjectHandle -MozMtpDatabase::FindEntryByPath(const nsACString& aPath) -{ - MutexAutoLock lock(mMutex); - - ProtectedDbArray::size_type numEntries = mDb.Length(); - ProtectedDbArray::index_type entryIndex; - for (entryIndex = 1; entryIndex < numEntries; entryIndex++) { - RefPtr<DbEntry> entry = mDb[entryIndex]; - if (entry && entry->mPath.Equals(aPath)) { - return entryIndex; - } - } - return 0; -} - -already_AddRefed<MozMtpDatabase::DbEntry> -MozMtpDatabase::GetEntry(MtpObjectHandle aHandle) -{ - MutexAutoLock lock(mMutex); - - RefPtr<DbEntry> entry; - - if (aHandle > 0 && aHandle < mDb.Length()) { - entry = mDb[aHandle]; - } - return entry.forget(); -} - -void -MozMtpDatabase::RemoveEntry(MtpObjectHandle aHandle) -{ - MutexAutoLock lock(mMutex); - if (!IsValidHandle(aHandle)) { - return; - } - - RefPtr<DbEntry> removedEntry = mDb[aHandle]; - mDb[aHandle] = nullptr; - MTP_DBG("0x%08x removed", aHandle); - // if the entry is not a folder, just return. - if (removedEntry->mObjectFormat != MTP_FORMAT_ASSOCIATION) { - return; - } - - // Find out and remove the children of aHandle. - // Since the index for a directory will always be less than the index of any of its children, - // we can remove the entire subtree in one pass. - ProtectedDbArray::size_type numEntries = mDb.Length(); - ProtectedDbArray::index_type entryIndex; - for (entryIndex = aHandle+1; entryIndex < numEntries; entryIndex++) { - RefPtr<DbEntry> entry = mDb[entryIndex]; - if (entry && IsValidHandle(entry->mParent) && !mDb[entry->mParent]) { - mDb[entryIndex] = nullptr; - MTP_DBG("0x%08x removed", aHandle); - } - } -} - -void -MozMtpDatabase::RemoveEntryAndNotify(MtpObjectHandle aHandle, RefCountedMtpServer* aMtpServer) -{ - RemoveEntry(aHandle); - aMtpServer->sendObjectRemoved(aHandle); -} - -void -MozMtpDatabase::UpdateEntryAndNotify(MtpObjectHandle aHandle, DeviceStorageFile* aFile, RefCountedMtpServer* aMtpServer) -{ - UpdateEntry(aHandle, aFile); - aMtpServer->sendObjectAdded(aHandle); -} - - -void -MozMtpDatabase::UpdateEntry(MtpObjectHandle aHandle, DeviceStorageFile* aFile) -{ - MutexAutoLock lock(mMutex); - - RefPtr<DbEntry> entry = mDb[aHandle]; - - int64_t fileSize = 0; - aFile->mFile->GetFileSize(&fileSize); - entry->mObjectSize = fileSize; - - PRTime dateModifiedMsecs; - // GetLastModifiedTime returns msecs - aFile->mFile->GetLastModifiedTime(&dateModifiedMsecs); - entry->mDateModified = dateModifiedMsecs / PR_MSEC_PER_SEC; - entry->mDateCreated = entry->mDateModified; - entry->mDateAdded = entry->mDateModified; - - #if USE_DEBUG - char dateStr[20]; - MTP_DBG("UpdateEntry (0x%08x file %s) modified (%ld) %s", - entry->mHandle, entry->mPath.get(), - entry->mDateModified, - FormatDate(entry->mDateModified, dateStr, sizeof(dateStr))); - #endif -} - - -class MtpWatcherNotifyRunnable final : public Runnable -{ -public: - MtpWatcherNotifyRunnable(nsACString& aStorageName, - nsACString& aPath, - const char* aEventType) - : mStorageName(aStorageName), - mPath(aPath), - mEventType(aEventType) - {} - - NS_IMETHOD Run() override - { - MOZ_ASSERT(NS_IsMainThread()); - - NS_ConvertUTF8toUTF16 storageName(mStorageName); - NS_ConvertUTF8toUTF16 path(mPath); - - RefPtr<DeviceStorageFile> dsf( - new DeviceStorageFile(NS_LITERAL_STRING(DEVICESTORAGE_SDCARD), - storageName, path)); - NS_ConvertUTF8toUTF16 eventType(mEventType); - nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService(); - - MTP_DBG("Sending mtp-watcher-notify %s %s %s", - mEventType.get(), mStorageName.get(), mPath.get()); - - obs->NotifyObservers(dsf, kMtpWatcherNotify, eventType.get()); - return NS_OK; - } - -private: - nsCString mStorageName; - nsCString mPath; - nsCString mEventType; -}; - -// MtpWatcherNotify is used to tell DeviceStorage when a file was changed -// through the MTP server. -void -MozMtpDatabase::MtpWatcherNotify(DbEntry* aEntry, const char* aEventType) -{ - // This function gets called from the MozMtpServer::mServerThread - MOZ_ASSERT(!NS_IsMainThread()); - - MTP_DBG("file: %s %s", aEntry->mPath.get(), aEventType); - - // Tell interested parties that a file was created, deleted, or modified. - - RefPtr<StorageEntry> storageEntry; - { - MutexAutoLock lock(mMutex); - - // FindStorage and the mStorage[] access both need to have the mutex held. - StorageArray::index_type storageIndex = FindStorage(aEntry->mStorageID); - if (storageIndex == StorageArray::NoIndex) { - return; - } - storageEntry = mStorage[storageIndex]; - } - - // DeviceStorage wants the storageName and the path relative to the root - // of the storage area, so we need to strip off the storagePath - - nsAutoCString relPath(Substring(aEntry->mPath, - storageEntry->mStoragePath.Length() + 1)); - - RefPtr<MtpWatcherNotifyRunnable> r = - new MtpWatcherNotifyRunnable(storageEntry->mStorageName, relPath, aEventType); - DebugOnly<nsresult> rv = NS_DispatchToMainThread(r); - MOZ_ASSERT(NS_SUCCEEDED(rv)); -} - -// Called to tell the MTP server about new or deleted files, -void -MozMtpDatabase::MtpWatcherUpdate(RefCountedMtpServer* aMtpServer, - DeviceStorageFile* aFile, - const nsACString& aEventType) -{ - // Runs on the MtpWatcherUpdate->mIOThread (see MozMtpServer.cpp) - MOZ_ASSERT(!NS_IsMainThread()); - - // Figure out which storage the belongs to (if any) - - if (!aFile->mFile) { - // No path - don't bother looking. - return; - } - nsString wideFilePath; - aFile->mFile->GetPath(wideFilePath); - NS_ConvertUTF16toUTF8 filePath(wideFilePath); - - nsCString evtType(aEventType); - MTP_LOG("file %s %s", filePath.get(), evtType.get()); - - MtpObjectHandle entryHandle = FindEntryByPath(filePath); - - if (aEventType.EqualsLiteral("modified")) { - // To update the file information to the newest, we remove the entry for - // the existing file, then re-add the entry for the file. - - if (entryHandle != 0) { - // Update entry for the file and tell MTP. - MTP_LOG("About to update handle 0x%08x file %s", entryHandle, filePath.get()); - UpdateEntryAndNotify(entryHandle, aFile, aMtpServer); - } - else { - // Create entry for the file and tell MTP. - CreateEntryForFileAndNotify(filePath, aFile, aMtpServer); - } - return; - } - - if (aEventType.EqualsLiteral("deleted")) { - if (entryHandle == 0) { - // The entry has already been removed. We can't tell MTP. - return; - } - MTP_LOG("About to call sendObjectRemoved Handle 0x%08x file %s", entryHandle, filePath.get()); - RemoveEntryAndNotify(entryHandle, aMtpServer); - return; - } -} - -nsCString -MozMtpDatabase::BaseName(const nsCString& path) -{ - nsCOMPtr<nsIFile> file; - NS_NewNativeLocalFile(path, false, getter_AddRefs(file)); - if (file) { - nsCString leafName; - file->GetNativeLeafName(leafName); - return leafName; - } - return path; -} - -static nsCString -GetPathWithoutFileName(const nsCString& aFullPath) -{ - nsCString path; - - int32_t offset = aFullPath.RFindChar('/'); - if (offset != kNotFound) { - // The trailing slash will be as part of 'path' - path = StringHead(aFullPath, offset + 1); - } - - MTP_LOG("returning '%s'", path.get()); - - return path; -} - -void -MozMtpDatabase::CreateEntryForFileAndNotify(const nsACString& aPath, - DeviceStorageFile* aFile, - RefCountedMtpServer* aMtpServer) -{ - // Find the StorageID that this path corresponds to. - - nsCString remainder; - MtpStorageID storageID = FindStorageIDFor(aPath, remainder); - if (storageID == 0) { - // The path in question isn't for a storage area we're monitoring. - nsCString path(aPath); - return; - } - - bool exists = false; - aFile->mFile->Exists(&exists); - if (!exists) { - // File doesn't exist, no sense telling MTP about it. - // This could happen if Device Storage created and deleted a file right - // away. Since the notifications wind up being async, the file might - // not exist any more. - return; - } - - // Now walk the remaining directories, finding or creating as required. - - MtpObjectHandle parent = MTP_PARENT_ROOT; - bool doFind = true; - int32_t offset = aPath.Length() - remainder.Length(); - int32_t slash; - - do { - nsDependentCSubstring component; - slash = aPath.FindChar('/', offset); - if (slash == kNotFound) { - component.Rebind(aPath, 0, aPath.Length()); - } else { - component.Rebind(aPath, 0 , slash); - } - if (doFind) { - MtpObjectHandle entryHandle = FindEntryByPath(component); - if (entryHandle != 0) { - // We found an entry. - parent = entryHandle; - offset = slash + 1 ; - continue; - } - } - - // We've got a directory component that doesn't exist. This means that all - // further subdirectories won't exist either, so we can skip searching - // for them. - doFind = false; - - // This directory and the file don't exist, create them - - RefPtr<DbEntry> entry = new DbEntry; - - entry->mStorageID = storageID; - entry->mObjectName = Substring(aPath, offset, slash - offset); - entry->mParent = parent; - entry->mDisplayName = entry->mObjectName; - entry->mPath = component; - - if (slash == kNotFound) { - // No slash - this is the file component - entry->mObjectFormat = MTP_FORMAT_DEFINED; - - int64_t fileSize = 0; - aFile->mFile->GetFileSize(&fileSize); - entry->mObjectSize = fileSize; - - // Note: Even though PRTime records usec, GetLastModifiedTime returns - // msecs. - PRTime dateModifiedMsecs; - aFile->mFile->GetLastModifiedTime(&dateModifiedMsecs); - entry->mDateModified = dateModifiedMsecs / PR_MSEC_PER_SEC; - } else { - // Found a slash, this makes this a directory component - entry->mObjectFormat = MTP_FORMAT_ASSOCIATION; - entry->mObjectSize = 0; - time(&entry->mDateModified); - } - entry->mDateCreated = entry->mDateModified; - entry->mDateAdded = entry->mDateModified; - - AddEntryAndNotify(entry, aMtpServer); - MTP_LOG("About to call sendObjectAdded Handle 0x%08x file %s", entry->mHandle, entry->mPath.get()); - - parent = entry->mHandle; - offset = slash + 1; - } while (slash != kNotFound); - - return; -} - -void -MozMtpDatabase::AddDirectory(MtpStorageID aStorageID, - const char* aPath, - MtpObjectHandle aParent) -{ - MOZ_ASSERT(MessageLoop::current() == XRE_GetIOMessageLoop()); - - ScopedCloseDir dir; - - if (!(dir = PR_OpenDir(aPath))) { - MTP_ERR("Unable to open directory '%s'", aPath); - return; - } - - PRDirEntry* dirEntry; - while ((dirEntry = PR_ReadDir(dir, PR_SKIP_BOTH))) { - nsPrintfCString filename("%s/%s", aPath, dirEntry->name); - PRFileInfo64 fileInfo; - if (PR_GetFileInfo64(filename.get(), &fileInfo) != PR_SUCCESS) { - MTP_ERR("Unable to retrieve file information for '%s'", filename.get()); - continue; - } - - RefPtr<DbEntry> entry = new DbEntry; - - entry->mStorageID = aStorageID; - entry->mParent = aParent; - entry->mObjectName = dirEntry->name; - entry->mDisplayName = dirEntry->name; - entry->mPath = filename; - - // PR_GetFileInfo64 returns timestamps in usecs - entry->mDateModified = fileInfo.modifyTime / PR_USEC_PER_SEC; - entry->mDateCreated = fileInfo.creationTime / PR_USEC_PER_SEC; - time(&entry->mDateAdded); - - if (fileInfo.type == PR_FILE_FILE) { - entry->mObjectFormat = MTP_FORMAT_DEFINED; - //TODO: Check how 64-bit filesize are dealt with - entry->mObjectSize = fileInfo.size; - AddEntry(entry); - } else if (fileInfo.type == PR_FILE_DIRECTORY) { - entry->mObjectFormat = MTP_FORMAT_ASSOCIATION; - entry->mObjectSize = 0; - AddEntry(entry); - AddDirectory(aStorageID, filename.get(), entry->mHandle); - } - } -} - -MozMtpDatabase::StorageArray::index_type -MozMtpDatabase::FindStorage(MtpStorageID aStorageID) -{ - // Currently, this routine is called from MozMtpDatabase::RemoveStorage - // and MozMtpDatabase::MtpWatcherNotify, which both hold mMutex. - - StorageArray::size_type numStorages = mStorage.Length(); - StorageArray::index_type storageIndex; - - for (storageIndex = 0; storageIndex < numStorages; storageIndex++) { - RefPtr<StorageEntry> storage = mStorage[storageIndex]; - if (storage->mStorageID == aStorageID) { - return storageIndex; - } - } - return StorageArray::NoIndex; -} - -// Find the storage ID for the storage area that contains aPath. -MtpStorageID -MozMtpDatabase::FindStorageIDFor(const nsACString& aPath, nsCSubstring& aRemainder) -{ - MutexAutoLock lock(mMutex); - - aRemainder.Truncate(); - - StorageArray::size_type numStorages = mStorage.Length(); - StorageArray::index_type storageIndex; - - for (storageIndex = 0; storageIndex < numStorages; storageIndex++) { - RefPtr<StorageEntry> storage = mStorage[storageIndex]; - if (StringHead(aPath, storage->mStoragePath.Length()).Equals(storage->mStoragePath)) { - if (aPath.Length() == storage->mStoragePath.Length()) { - return storage->mStorageID; - } - if (aPath[storage->mStoragePath.Length()] == '/') { - aRemainder = Substring(aPath, storage->mStoragePath.Length() + 1); - return storage->mStorageID; - } - } - } - return 0; -} - -void -MozMtpDatabase::AddStorage(MtpStorageID aStorageID, - const char* aPath, - const char* aName) -{ - // This is called on the IOThread from MozMtpStorage::StorageAvailable - MOZ_ASSERT(MessageLoop::current() == XRE_GetIOMessageLoop()); - - MTP_DBG("StorageID: 0x%08x aPath: '%s' aName: '%s'", - aStorageID, aPath, aName); - - PRFileInfo fileInfo; - if (PR_GetFileInfo(aPath, &fileInfo) != PR_SUCCESS) { - MTP_ERR("'%s' doesn't exist", aPath); - return; - } - if (fileInfo.type != PR_FILE_DIRECTORY) { - MTP_ERR("'%s' isn't a directory", aPath); - return; - } - - RefPtr<StorageEntry> storageEntry = new StorageEntry; - - storageEntry->mStorageID = aStorageID; - storageEntry->mStoragePath = aPath; - storageEntry->mStorageName = aName; - { - MutexAutoLock lock(mMutex); - mStorage.AppendElement(storageEntry); - } - - AddDirectory(aStorageID, aPath, MTP_PARENT_ROOT); - { - MutexAutoLock lock(mMutex); - MTP_LOG("added %d items from tree '%s'", mDb.Length(), aPath); - } -} - -void -MozMtpDatabase::RemoveStorage(MtpStorageID aStorageID) -{ - MutexAutoLock lock(mMutex); - - // This is called on the IOThread from MozMtpStorage::StorageAvailable - MOZ_ASSERT(MessageLoop::current() == XRE_GetIOMessageLoop()); - - ProtectedDbArray::size_type numEntries = mDb.Length(); - ProtectedDbArray::index_type entryIndex; - for (entryIndex = 1; entryIndex < numEntries; entryIndex++) { - RefPtr<DbEntry> entry = mDb[entryIndex]; - if (entry && entry->mStorageID == aStorageID) { - mDb[entryIndex] = nullptr; - } - } - StorageArray::index_type storageIndex = FindStorage(aStorageID); - if (storageIndex != StorageArray::NoIndex) { - mStorage.RemoveElementAt(storageIndex); - } -} - -// called from SendObjectInfo to reserve a database entry for the incoming file -//virtual -MtpObjectHandle -MozMtpDatabase::beginSendObject(const char* aPath, - MtpObjectFormat aFormat, - MtpObjectHandle aParent, - MtpStorageID aStorageID, - uint64_t aSize, - time_t aModified) -{ - // If MtpServer::doSendObjectInfo receives a request with a parent of - // MTP_PARENT_ROOT, then it fills in aPath with the fully qualified path - // and then passes in a parent of zero. - - if (aParent == 0) { - // Undo what doSendObjectInfo did - aParent = MTP_PARENT_ROOT; - } - - RefPtr<DbEntry> entry = new DbEntry; - - entry->mStorageID = aStorageID; - entry->mParent = aParent; - entry->mPath = aPath; - entry->mObjectName = BaseName(entry->mPath); - entry->mDisplayName = entry->mObjectName; - entry->mObjectFormat = aFormat; - entry->mObjectSize = aSize; - - if (aModified != 0) { - // Currently, due to the way that parseDateTime is coded in - // frameworks/av/media/mtp/MtpUtils.cpp, aModified winds up being the number - // of seconds from the epoch in local time, rather than UTC time. So we - // need to convert it back to being relative to UTC since that's what linux - // expects time_t to contain. - // - // In more concrete testable terms, if the host parses 2015-08-02 02:22:00 - // as a local time in the Pacific timezone, aModified will come to us as - // 1438482120. - // - // What we want is what mktime would pass us with the same date. Using python - // (because its simple) with the current timezone set to be America/Vancouver: - // - // >>> import time - // >>> time.mktime((2015, 8, 2, 2, 22, 0, 0, 0, -1)) - // 1438507320.0 - // >>> time.localtime(1438507320) - // time.struct_time(tm_year=2015, tm_mon=8, tm_mday=2, tm_hour=2, tm_min=22, tm_sec=0, tm_wday=6, tm_yday=214, tm_isdst=1) - // - // Currently, when a file has a modification time of 2015-08-22 02:22:00 PDT - // then aModified will come in as 1438482120 which corresponds to - // 2015-08-22 02:22:00 UTC - - struct tm tm; - if (gmtime_r(&aModified, &tm) != NULL) { - // GMT always comes back with tm_isdst = 0, so we set it to -1 in order - // to have mktime figure out dst based on the date. - tm.tm_isdst = -1; - aModified = mktime(&tm); - if (aModified == (time_t)-1) { - aModified = 0; - } - } else { - aModified = 0; - } - } - if (aModified == 0) { - // The ubuntu host doesn't pass in the modified/created times in the - // SENDOBJECT packet, so aModified winds up being zero. About the best - // we can do with that is to use the current time. - time(&aModified); - } - - // And just an FYI for anybody else looking at timestamps. Under OSX you - // need to use the Android File Transfer program to copy files into the - // phone. That utility passes in both date modified and date created - // timestamps, but they're both equal to the time that the file was copied - // and not the times that are associated with the files. - - // Now we have aModified in a traditional time_t format, which is the number - // of seconds from the UTC epoch. - - entry->mDateModified = aModified; - entry->mDateCreated = entry->mDateModified; - entry->mDateAdded = entry->mDateModified; - - AddEntry(entry); - - #if USE_DEBUG - char dateStr[20]; - MTP_LOG("Handle: 0x%08x Parent: 0x%08x Path: '%s' aModified %ld %s", - entry->mHandle, aParent, aPath, aModified, - FormatDate(entry->mDateModified, dateStr, sizeof(dateStr))); - #endif - - mBeginSendObjectCalled = true; - return entry->mHandle; -} - -// called to report success or failure of the SendObject file transfer -// success should signal a notification of the new object's creation, -// failure should remove the database entry created in beginSendObject - -//virtual -void -MozMtpDatabase::endSendObject(const char* aPath, - MtpObjectHandle aHandle, - MtpObjectFormat aFormat, - bool aSucceeded) -{ - MTP_LOG("Handle: 0x%08x Path: '%s'", aHandle, aPath); - - if (aSucceeded) { - RefPtr<DbEntry> entry = GetEntry(aHandle); - if (entry) { - // The android MTP server only copies the data in, it doesn't set the - // modified timestamp, so we do that here. - - struct utimbuf new_times; - struct stat sb; - - char dateStr[20]; - MTP_LOG("Path: '%s' setting modified time to (%ld) %s", - entry->mPath.get(), entry->mDateModified, - FormatDate(entry->mDateModified, dateStr, sizeof(dateStr))); - - stat(entry->mPath.get(), &sb); - new_times.actime = sb.st_atime; // Preserve atime - new_times.modtime = entry->mDateModified; - utime(entry->mPath.get(), &new_times); - - MtpWatcherNotify(entry, "modified"); - } - } else { - RemoveEntry(aHandle); - } - mBeginSendObjectCalled = false; -} - -//virtual -MtpObjectHandleList* -MozMtpDatabase::getObjectList(MtpStorageID aStorageID, - MtpObjectFormat aFormat, - MtpObjectHandle aParent) -{ - MTP_LOG("StorageID: 0x%08x Format: 0x%04x Parent: 0x%08x", - aStorageID, aFormat, aParent); - - // aStorageID == 0xFFFFFFFF for all storage - // aFormat == 0 for all formats - // aParent == 0xFFFFFFFF for objects with no parents - // aParent == 0 for all objects - - //TODO: Optimize - - UniquePtr<MtpObjectHandleList> list(new MtpObjectHandleList()); - - MutexAutoLock lock(mMutex); - - ProtectedDbArray::size_type numEntries = mDb.Length(); - ProtectedDbArray::index_type entryIndex; - for (entryIndex = 1; entryIndex < numEntries; entryIndex++) { - RefPtr<DbEntry> entry = mDb[entryIndex]; - if (entry && - (aStorageID == 0xFFFFFFFF || entry->mStorageID == aStorageID) && - (aFormat == 0 || entry->mObjectFormat == aFormat) && - (aParent == 0 || entry->mParent == aParent)) { - list->push(entry->mHandle); - } - } - MTP_LOG(" returning %d items", list->size()); - return list.release(); -} - -//virtual -int -MozMtpDatabase::getNumObjects(MtpStorageID aStorageID, - MtpObjectFormat aFormat, - MtpObjectHandle aParent) -{ - MTP_LOG(""); - - // aStorageID == 0xFFFFFFFF for all storage - // aFormat == 0 for all formats - // aParent == 0xFFFFFFFF for objects with no parents - // aParent == 0 for all objects - - int count = 0; - - MutexAutoLock lock(mMutex); - - ProtectedDbArray::size_type numEntries = mDb.Length(); - ProtectedDbArray::index_type entryIndex; - for (entryIndex = 1; entryIndex < numEntries; entryIndex++) { - RefPtr<DbEntry> entry = mDb[entryIndex]; - if (entry && - (aStorageID == 0xFFFFFFFF || entry->mStorageID == aStorageID) && - (aFormat == 0 || entry->mObjectFormat == aFormat) && - (aParent == 0 || entry->mParent == aParent)) { - count++; - } - } - - MTP_LOG(" returning %d items", count); - return count; -} - -//virtual -MtpObjectFormatList* -MozMtpDatabase::getSupportedPlaybackFormats() -{ - static const uint16_t init_data[] = {MTP_FORMAT_UNDEFINED, MTP_FORMAT_ASSOCIATION, - MTP_FORMAT_TEXT, MTP_FORMAT_HTML, MTP_FORMAT_WAV, - MTP_FORMAT_MP3, MTP_FORMAT_MPEG, MTP_FORMAT_EXIF_JPEG, - MTP_FORMAT_TIFF_EP, MTP_FORMAT_BMP, MTP_FORMAT_GIF, - MTP_FORMAT_PNG, MTP_FORMAT_TIFF, MTP_FORMAT_WMA, - MTP_FORMAT_OGG, MTP_FORMAT_AAC, MTP_FORMAT_MP4_CONTAINER, - MTP_FORMAT_MP2, MTP_FORMAT_3GP_CONTAINER, MTP_FORMAT_FLAC}; - - MtpObjectFormatList *list = new MtpObjectFormatList(); - list->appendArray(init_data, MOZ_ARRAY_LENGTH(init_data)); - - MTP_LOG("returning Supported Playback Formats"); - return list; -} - -//virtual -MtpObjectFormatList* -MozMtpDatabase::getSupportedCaptureFormats() -{ - static const uint16_t init_data[] = {MTP_FORMAT_ASSOCIATION, MTP_FORMAT_PNG}; - - MtpObjectFormatList *list = new MtpObjectFormatList(); - list->appendArray(init_data, MOZ_ARRAY_LENGTH(init_data)); - MTP_LOG("returning MTP_FORMAT_ASSOCIATION, MTP_FORMAT_PNG"); - return list; -} - -static const MtpObjectProperty sSupportedObjectProperties[] = -{ - MTP_PROPERTY_STORAGE_ID, - MTP_PROPERTY_OBJECT_FORMAT, - MTP_PROPERTY_PROTECTION_STATUS, // UINT16 - always 0 - MTP_PROPERTY_OBJECT_SIZE, - MTP_PROPERTY_OBJECT_FILE_NAME, // just the filename - no directory - MTP_PROPERTY_NAME, - MTP_PROPERTY_DATE_CREATED, - MTP_PROPERTY_DATE_MODIFIED, - MTP_PROPERTY_PARENT_OBJECT, - MTP_PROPERTY_PERSISTENT_UID, - MTP_PROPERTY_DATE_ADDED, -}; - -//virtual -MtpObjectPropertyList* -MozMtpDatabase::getSupportedObjectProperties(MtpObjectFormat aFormat) -{ - MTP_LOG(""); - MtpObjectPropertyList *list = new MtpObjectPropertyList(); - list->appendArray(sSupportedObjectProperties, - MOZ_ARRAY_LENGTH(sSupportedObjectProperties)); - return list; -} - -//virtual -MtpDevicePropertyList* -MozMtpDatabase::getSupportedDeviceProperties() -{ - MTP_LOG(""); - static const uint16_t init_data[] = { MTP_DEVICE_PROPERTY_UNDEFINED }; - - MtpDevicePropertyList *list = new MtpDevicePropertyList(); - list->appendArray(init_data, MOZ_ARRAY_LENGTH(init_data)); - return list; -} - -//virtual -MtpResponseCode -MozMtpDatabase::getObjectPropertyValue(MtpObjectHandle aHandle, - MtpObjectProperty aProperty, - MtpDataPacket& aPacket) -{ - RefPtr<DbEntry> entry = GetEntry(aHandle); - if (!entry) { - MTP_ERR("Invalid Handle: 0x%08x", aHandle); - return MTP_RESPONSE_INVALID_OBJECT_HANDLE; - } - - MTP_LOG("Handle: 0x%08x '%s' Property: %s 0x%08x", - aHandle, entry->mDisplayName.get(), ObjectPropertyAsStr(aProperty), aProperty); - - switch (aProperty) - { - case MTP_PROPERTY_STORAGE_ID: aPacket.putUInt32(entry->mStorageID); break; - case MTP_PROPERTY_PARENT_OBJECT: aPacket.putUInt32(entry->mParent); break; - case MTP_PROPERTY_OBJECT_FORMAT: aPacket.putUInt16(entry->mObjectFormat); break; - case MTP_PROPERTY_OBJECT_SIZE: aPacket.putUInt64(entry->mObjectSize); break; - case MTP_PROPERTY_DISPLAY_NAME: aPacket.putString(entry->mDisplayName.get()); break; - case MTP_PROPERTY_PERSISTENT_UID: - // the same as aPacket.putUInt128 - aPacket.putUInt64(entry->mHandle); - aPacket.putUInt64(entry->mStorageID); - break; - case MTP_PROPERTY_NAME: aPacket.putString(entry->mDisplayName.get()); break; - - default: - MTP_LOG("Invalid Property: 0x%08x", aProperty); - return MTP_RESPONSE_INVALID_OBJECT_PROP_CODE; - } - - return MTP_RESPONSE_OK; -} - -static int -GetTypeOfObjectProp(MtpObjectProperty aProperty) -{ - struct PropertyTableEntry { - MtpObjectProperty property; - int type; - }; - - static const PropertyTableEntry kObjectPropertyTable[] = { - {MTP_PROPERTY_STORAGE_ID, MTP_TYPE_UINT32 }, - {MTP_PROPERTY_OBJECT_FORMAT, MTP_TYPE_UINT16 }, - {MTP_PROPERTY_PROTECTION_STATUS, MTP_TYPE_UINT16 }, - {MTP_PROPERTY_OBJECT_SIZE, MTP_TYPE_UINT64 }, - {MTP_PROPERTY_OBJECT_FILE_NAME, MTP_TYPE_STR }, - {MTP_PROPERTY_DATE_CREATED, MTP_TYPE_STR }, - {MTP_PROPERTY_DATE_MODIFIED, MTP_TYPE_STR }, - {MTP_PROPERTY_PARENT_OBJECT, MTP_TYPE_UINT32 }, - {MTP_PROPERTY_DISPLAY_NAME, MTP_TYPE_STR }, - {MTP_PROPERTY_NAME, MTP_TYPE_STR }, - {MTP_PROPERTY_PERSISTENT_UID, MTP_TYPE_UINT128 }, - {MTP_PROPERTY_DATE_ADDED, MTP_TYPE_STR }, - }; - - int count = sizeof(kObjectPropertyTable) / sizeof(kObjectPropertyTable[0]); - const PropertyTableEntry* entryProp = kObjectPropertyTable; - int type = 0; - - for (int i = 0; i < count; ++i, ++entryProp) { - if (entryProp->property == aProperty) { - type = entryProp->type; - break; - } - } - - return type; -} - -//virtual -MtpResponseCode -MozMtpDatabase::setObjectPropertyValue(MtpObjectHandle aHandle, - MtpObjectProperty aProperty, - MtpDataPacket& aPacket) -{ - MTP_LOG("Handle: 0x%08x Property: 0x%08x", aHandle, aProperty); - - // Only support file name change - if (aProperty != MTP_PROPERTY_OBJECT_FILE_NAME) { - MTP_ERR("property 0x%x not supported", aProperty); - return MTP_RESPONSE_OBJECT_PROP_NOT_SUPPORTED; - } - - if (GetTypeOfObjectProp(aProperty) != MTP_TYPE_STR) { - MTP_ERR("property type 0x%x not supported", GetTypeOfObjectProp(aProperty)); - return MTP_RESPONSE_GENERAL_ERROR; - } - - RefPtr<DbEntry> entry = GetEntry(aHandle); - if (!entry) { - MTP_ERR("Invalid Handle: 0x%08x", aHandle); - return MTP_RESPONSE_INVALID_OBJECT_HANDLE; - } - - MtpStringBuffer buf; - aPacket.getString(buf); - - nsDependentCString newFileName(buf); - nsCString newFileFullPath(GetPathWithoutFileName(entry->mPath) + newFileName); - - if (PR_Rename(entry->mPath.get(), newFileFullPath.get()) != PR_SUCCESS) { - MTP_ERR("Failed to rename '%s' to '%s'", - entry->mPath.get(), newFileFullPath.get()); - return MTP_RESPONSE_GENERAL_ERROR; - } - - MTP_LOG("renamed '%s' to '%s'", entry->mPath.get(), newFileFullPath.get()); - - entry->mPath = newFileFullPath; - entry->mObjectName = BaseName(entry->mPath); - entry->mDisplayName = entry->mObjectName; - - return MTP_RESPONSE_OK; -} - -//virtual -MtpResponseCode -MozMtpDatabase::getDevicePropertyValue(MtpDeviceProperty aProperty, - MtpDataPacket& aPacket) -{ - MTP_LOG("(GENERAL ERROR)"); - return MTP_RESPONSE_GENERAL_ERROR; -} - -//virtual -MtpResponseCode -MozMtpDatabase::setDevicePropertyValue(MtpDeviceProperty aProperty, - MtpDataPacket& aPacket) -{ - MTP_LOG("(NOT SUPPORTED)"); - return MTP_RESPONSE_OPERATION_NOT_SUPPORTED; -} - -//virtual -MtpResponseCode -MozMtpDatabase::resetDeviceProperty(MtpDeviceProperty aProperty) -{ - MTP_LOG("(NOT SUPPORTED)"); - return MTP_RESPONSE_OPERATION_NOT_SUPPORTED; -} - -void -MozMtpDatabase::QueryEntries(MozMtpDatabase::MatchType aMatchType, - uint32_t aMatchField1, - uint32_t aMatchField2, - UnprotectedDbArray &result) -{ - MutexAutoLock lock(mMutex); - - ProtectedDbArray::size_type numEntries = mDb.Length(); - ProtectedDbArray::index_type entryIdx; - RefPtr<DbEntry> entry; - - result.Clear(); - - switch (aMatchType) { - - case MatchAll: - for (entryIdx = 0; entryIdx < numEntries; entryIdx++) { - if (mDb[entryIdx]) { - result.AppendElement(mDb[entryIdx]); - } - } - break; - - case MatchHandle: - for (entryIdx = 0; entryIdx < numEntries; entryIdx++) { - entry = mDb[entryIdx]; - if (entry && entry->mHandle == aMatchField1) { - result.AppendElement(entry); - // Handles are unique - return the one that we found. - return; - } - } - break; - - case MatchParent: - for (entryIdx = 0; entryIdx < numEntries; entryIdx++) { - entry = mDb[entryIdx]; - if (entry && entry->mParent == aMatchField1) { - result.AppendElement(entry); - } - } - break; - - case MatchFormat: - for (entryIdx = 0; entryIdx < numEntries; entryIdx++) { - entry = mDb[entryIdx]; - if (entry && entry->mObjectFormat == aMatchField1) { - result.AppendElement(entry); - } - } - break; - - case MatchHandleFormat: - for (entryIdx = 0; entryIdx < numEntries; entryIdx++) { - entry = mDb[entryIdx]; - if (entry && entry->mHandle == aMatchField1) { - if (entry->mObjectFormat == aMatchField2) { - result.AppendElement(entry); - } - // Only 1 entry can match my aHandle. So we can return early. - return; - } - } - break; - - case MatchParentFormat: - for (entryIdx = 0; entryIdx < numEntries; entryIdx++) { - entry = mDb[entryIdx]; - if (entry && entry->mParent == aMatchField1 && entry->mObjectFormat == aMatchField2) { - result.AppendElement(entry); - } - } - break; - - default: - MOZ_ASSERT(!"Invalid MatchType"); - } -} - -//virtual -MtpResponseCode -MozMtpDatabase::getObjectPropertyList(MtpObjectHandle aHandle, - uint32_t aFormat, - uint32_t aProperty, - int aGroupCode, - int aDepth, - MtpDataPacket& aPacket) -{ - MTP_LOG("Handle: 0x%08x Format: 0x%08x aProperty: 0x%08x aGroupCode: %d aDepth %d", - aHandle, aFormat, aProperty, aGroupCode, aDepth); - - if (aDepth > 1) { - return MTP_RESPONSE_SPECIFICATION_BY_DEPTH_UNSUPPORTED; - } - if (aGroupCode != 0) { - return MTP_RESPONSE_SPECIFICATION_BY_GROUP_UNSUPPORTED; - } - - MatchType matchType = MatchAll; - uint32_t matchField1 = 0; - uint32_t matchField2 = 0; - - // aHandle == 0 implies all objects at the root level - // further specificed by aFormat and/or aDepth - - if (aFormat == 0) { - if (aHandle == 0xffffffff) { - // select all objects - matchType = MatchAll; - } else { - if (aDepth == 1) { - // select objects whose Parent matches aHandle - matchType = MatchParent; - matchField1 = aHandle; - } else { - // select object whose handle matches aHandle - matchType = MatchHandle; - matchField1 = aHandle; - } - } - } else { - if (aHandle == 0xffffffff) { - // select all objects whose format matches aFormat - matchType = MatchFormat; - matchField1 = aFormat; - } else { - if (aDepth == 1) { - // select objects whose Parent is aHandle and format matches aFormat - matchType = MatchParentFormat; - matchField1 = aHandle; - matchField2 = aFormat; - } else { - // select objects whose handle is aHandle and format matches aFormat - matchType = MatchHandleFormat; - matchField1 = aHandle; - matchField2 = aFormat; - } - } - } - - UnprotectedDbArray result; - QueryEntries(matchType, matchField1, matchField2, result); - - const MtpObjectProperty *objectPropertyList; - size_t numObjectProperties = 0; - MtpObjectProperty objectProperty; - - if (aProperty == 0xffffffff) { - // return all supported properties - numObjectProperties = MOZ_ARRAY_LENGTH(sSupportedObjectProperties); - objectPropertyList = sSupportedObjectProperties; - } else { - // return property indicated by aProperty - numObjectProperties = 1; - objectProperty = aProperty; - objectPropertyList = &objectProperty; - } - - UnprotectedDbArray::size_type numEntries = result.Length(); - UnprotectedDbArray::index_type entryIdx; - - char dateStr[20]; - - aPacket.putUInt32(numObjectProperties * numEntries); - for (entryIdx = 0; entryIdx < numEntries; entryIdx++) { - RefPtr<DbEntry> entry = result[entryIdx]; - - for (size_t propertyIdx = 0; propertyIdx < numObjectProperties; propertyIdx++) { - aPacket.putUInt32(entry->mHandle); - MtpObjectProperty prop = objectPropertyList[propertyIdx]; - aPacket.putUInt16(prop); - switch (prop) { - - case MTP_PROPERTY_STORAGE_ID: - aPacket.putUInt16(MTP_TYPE_UINT32); - aPacket.putUInt32(entry->mStorageID); - break; - - case MTP_PROPERTY_PARENT_OBJECT: - aPacket.putUInt16(MTP_TYPE_UINT32); - aPacket.putUInt32(entry->mParent); - break; - - case MTP_PROPERTY_PERSISTENT_UID: - aPacket.putUInt16(MTP_TYPE_UINT128); - // the same as aPacket.putUInt128 - aPacket.putUInt64(entry->mHandle); - aPacket.putUInt64(entry->mStorageID); - break; - - case MTP_PROPERTY_OBJECT_FORMAT: - aPacket.putUInt16(MTP_TYPE_UINT16); - aPacket.putUInt16(entry->mObjectFormat); - break; - - case MTP_PROPERTY_OBJECT_SIZE: - aPacket.putUInt16(MTP_TYPE_UINT64); - aPacket.putUInt64(entry->mObjectSize); - break; - - case MTP_PROPERTY_OBJECT_FILE_NAME: - case MTP_PROPERTY_NAME: - aPacket.putUInt16(MTP_TYPE_STR); - aPacket.putString(entry->mObjectName.get()); - break; - - case MTP_PROPERTY_PROTECTION_STATUS: - aPacket.putUInt16(MTP_TYPE_UINT16); - aPacket.putUInt16(0); // 0 = No Protection - break; - - case MTP_PROPERTY_DATE_CREATED: { - aPacket.putUInt16(MTP_TYPE_STR); - aPacket.putString(FormatDate(entry->mDateCreated, dateStr, sizeof(dateStr))); - MTP_LOG("mDateCreated: (%ld) %s", entry->mDateCreated, dateStr); - break; - } - - case MTP_PROPERTY_DATE_MODIFIED: { - aPacket.putUInt16(MTP_TYPE_STR); - aPacket.putString(FormatDate(entry->mDateModified, dateStr, sizeof(dateStr))); - MTP_LOG("mDateModified: (%ld) %s", entry->mDateModified, dateStr); - break; - } - - case MTP_PROPERTY_DATE_ADDED: { - aPacket.putUInt16(MTP_TYPE_STR); - aPacket.putString(FormatDate(entry->mDateAdded, dateStr, sizeof(dateStr))); - MTP_LOG("mDateAdded: (%ld) %s", entry->mDateAdded, dateStr); - break; - } - - default: - MTP_ERR("Unrecognized property code: %u", prop); - return MTP_RESPONSE_GENERAL_ERROR; - } - } - } - return MTP_RESPONSE_OK; -} - -//virtual -MtpResponseCode -MozMtpDatabase::getObjectInfo(MtpObjectHandle aHandle, - MtpObjectInfo& aInfo) -{ - RefPtr<DbEntry> entry = GetEntry(aHandle); - if (!entry) { - MTP_ERR("Handle 0x%08x is invalid", aHandle); - return MTP_RESPONSE_INVALID_OBJECT_HANDLE; - } - - MTP_LOG("Handle: 0x%08x Display:'%s' Object:'%s'", aHandle, entry->mDisplayName.get(), entry->mObjectName.get()); - - aInfo.mHandle = aHandle; - aInfo.mStorageID = entry->mStorageID; - aInfo.mFormat = entry->mObjectFormat; - aInfo.mProtectionStatus = 0x0; - - if (entry->mObjectSize > 0xFFFFFFFFuLL) { - aInfo.mCompressedSize = 0xFFFFFFFFuLL; - } else { - aInfo.mCompressedSize = entry->mObjectSize; - } - - aInfo.mThumbFormat = MTP_FORMAT_UNDEFINED; - aInfo.mThumbCompressedSize = 0; - aInfo.mThumbPixWidth = 0; - aInfo.mThumbPixHeight = 0; - aInfo.mImagePixWidth = 0; - aInfo.mImagePixHeight = 0; - aInfo.mImagePixDepth = 0; - aInfo.mParent = entry->mParent; - aInfo.mAssociationType = 0; - aInfo.mAssociationDesc = 0; - aInfo.mSequenceNumber = 0; - aInfo.mName = ::strdup(entry->mObjectName.get()); - aInfo.mDateCreated = entry->mDateCreated; - aInfo.mDateModified = entry->mDateModified; - - MTP_LOG("aInfo.mDateCreated = %ld entry->mDateCreated = %ld", - aInfo.mDateCreated, entry->mDateCreated); - MTP_LOG("aInfo.mDateModified = %ld entry->mDateModified = %ld", - aInfo.mDateModified, entry->mDateModified); - - aInfo.mKeywords = ::strdup("fxos,touch"); - - return MTP_RESPONSE_OK; -} - -//virtual -void* -MozMtpDatabase::getThumbnail(MtpObjectHandle aHandle, size_t& aOutThumbSize) -{ - MTP_LOG("Handle: 0x%08x (returning nullptr)", aHandle); - - aOutThumbSize = 0; - - return nullptr; -} - -//virtual -MtpResponseCode -MozMtpDatabase::getObjectFilePath(MtpObjectHandle aHandle, - MtpString& aOutFilePath, - int64_t& aOutFileLength, - MtpObjectFormat& aOutFormat) -{ - RefPtr<DbEntry> entry = GetEntry(aHandle); - if (!entry) { - MTP_ERR("Handle 0x%08x is invalid", aHandle); - return MTP_RESPONSE_INVALID_OBJECT_HANDLE; - } - - MTP_LOG("Handle: 0x%08x FilePath: '%s'", aHandle, entry->mPath.get()); - - aOutFilePath = entry->mPath.get(); - aOutFileLength = entry->mObjectSize; - aOutFormat = entry->mObjectFormat; - - return MTP_RESPONSE_OK; -} - -//virtual -MtpResponseCode -MozMtpDatabase::deleteFile(MtpObjectHandle aHandle) -{ - RefPtr<DbEntry> entry = GetEntry(aHandle); - if (!entry) { - MTP_ERR("Invalid Handle: 0x%08x", aHandle); - return MTP_RESPONSE_INVALID_OBJECT_HANDLE; - } - - MTP_LOG("Handle: 0x%08x '%s'", aHandle, entry->mPath.get()); - - // File deletion will happen in lower level implementation. - // The only thing we need to do is removing the entry from the db. - RemoveEntry(aHandle); - - // Tell Device Storage that the file is gone. - MtpWatcherNotify(entry, "deleted"); - - return MTP_RESPONSE_OK; -} - -#if 0 -//virtual -MtpResponseCode -MozMtpDatabase::moveFile(MtpObjectHandle aHandle, MtpObjectHandle aNewParent) -{ - MTP_LOG("Handle: 0x%08x NewParent: 0x%08x", aHandle, aNewParent); - - // change parent - - return MTP_RESPONSE_OK -} - -//virtual -MtpResponseCode -MozMtpDatabase::copyFile(MtpObjectHandle aHandle, MtpObjectHandle aNewParent) -{ - MTP_LOG("Handle: 0x%08x NewParent: 0x%08x", aHandle, aNewParent); - - // duplicate DbEntry - // change parent - - return MTP_RESPONSE_OK -} -#endif - -//virtual -MtpObjectHandleList* -MozMtpDatabase::getObjectReferences(MtpObjectHandle aHandle) -{ - MTP_LOG("Handle: 0x%08x (returning nullptr)", aHandle); - return nullptr; -} - -//virtual -MtpResponseCode -MozMtpDatabase::setObjectReferences(MtpObjectHandle aHandle, - MtpObjectHandleList* aReferences) -{ - MTP_LOG("Handle: 0x%08x (NOT SUPPORTED)", aHandle); - return MTP_RESPONSE_OPERATION_NOT_SUPPORTED; -} - -//virtual -MtpProperty* -MozMtpDatabase::getObjectPropertyDesc(MtpObjectProperty aProperty, - MtpObjectFormat aFormat) -{ - MTP_LOG("Property: %s 0x%08x", ObjectPropertyAsStr(aProperty), aProperty); - - MtpProperty* result = nullptr; - switch (aProperty) - { - case MTP_PROPERTY_PROTECTION_STATUS: - result = new MtpProperty(aProperty, MTP_TYPE_UINT16); - break; - case MTP_PROPERTY_OBJECT_FORMAT: - result = new MtpProperty(aProperty, MTP_TYPE_UINT16, false, aFormat); - break; - case MTP_PROPERTY_STORAGE_ID: - case MTP_PROPERTY_PARENT_OBJECT: - case MTP_PROPERTY_WIDTH: - case MTP_PROPERTY_HEIGHT: - case MTP_PROPERTY_IMAGE_BIT_DEPTH: - result = new MtpProperty(aProperty, MTP_TYPE_UINT32); - break; - case MTP_PROPERTY_OBJECT_SIZE: - result = new MtpProperty(aProperty, MTP_TYPE_UINT64); - break; - case MTP_PROPERTY_DISPLAY_NAME: - case MTP_PROPERTY_NAME: - result = new MtpProperty(aProperty, MTP_TYPE_STR); - break; - case MTP_PROPERTY_OBJECT_FILE_NAME: - result = new MtpProperty(aProperty, MTP_TYPE_STR, true); - break; - case MTP_PROPERTY_DATE_CREATED: - case MTP_PROPERTY_DATE_MODIFIED: - case MTP_PROPERTY_DATE_ADDED: - result = new MtpProperty(aProperty, MTP_TYPE_STR); - result->setFormDateTime(); - break; - case MTP_PROPERTY_PERSISTENT_UID: - result = new MtpProperty(aProperty, MTP_TYPE_UINT128); - break; - default: - break; - } - - return result; -} - -//virtual -MtpProperty* -MozMtpDatabase::getDevicePropertyDesc(MtpDeviceProperty aProperty) -{ - MTP_LOG("(returning MTP_DEVICE_PROPERTY_UNDEFINED)"); - return new MtpProperty(MTP_DEVICE_PROPERTY_UNDEFINED, MTP_TYPE_UNDEFINED); -} - -//virtual -void -MozMtpDatabase::sessionStarted() -{ - MTP_LOG(""); -} - -//virtual -void -MozMtpDatabase::sessionEnded() -{ - MTP_LOG(""); -} - -END_MTP_NAMESPACE |