Magic-Mirror/gecko-dev
1
0
Fork 0
mirror of https://github.com/mozilla/gecko-dev.git synced 2024-10-09 19:35:51 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Bug 783668 - Device Storage - use storage type to filter out change notifications - not the root. r=sicking

Browse Source
This commit is contained in:
Doug Turner 2012-08-30 15:17:37 -07:00
parent 0e57990fcb
commit 63c4d474d4
10 changed files with 75 additions and 75 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
dom/devicestorage/DeviceStorage.h
View File

@ -29,7 +29,7 @@ public:
nsresult Init(nsPIDOMWindow* aWindow, const nsAString &aType);
void SetRootFileForType(const nsAString& aType);
void SetRootDirectoryForType(const nsAString& aType);
static void CreateDeviceStoragesFor(nsPIDOMWindow* aWin,
const nsAString &aType,
@ -51,15 +51,15 @@ private:
bool aEditable,
nsIDOMDeviceStorageCursor** aRetval);
int32_t mStorageType;
nsCOMPtr<nsIFile> mFile;
nsString mStorageType;
nsCOMPtr<nsIFile> mRootDirectory;
nsCOMPtr<nsIPrincipal> mPrincipal;
bool mIsWatchingFile;
bool mAllowedToWatchFile;
nsresult Notify(const char* aReason, nsIFile* aFile);
nsresult Notify(const char* aReason, class DeviceStorageFile* aFile);
friend class WatchFileEvent;
friend class DeviceStorageRequest;

2
dom/devicestorage/DeviceStorageRequestChild.cpp
View File

@ -83,7 +83,7 @@ DeviceStorageRequestChild::Recv__delete__(const DeviceStorageResponseValue& aVal
continue;
}
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(f);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(r.paths()[i].type(), f);
dsf->SetPath(r.paths()[i].name());
cursor->mFiles.AppendElement(dsf);
}

12
dom/devicestorage/DeviceStorageRequestParent.cpp
View File

@ -30,7 +30,7 @@ DeviceStorageRequestParent::DeviceStorageRequestParent(const DeviceStorageParams
nsCOMPtr<nsIFile> f;
NS_NewLocalFile(p.fullpath(), false, getter_AddRefs(f));
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(f);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(p.type(), f);
BlobParent* bp = static_cast<BlobParent*>(p.blobParent());
nsCOMPtr<nsIDOMBlob> blob = bp->GetBlob();
@ -53,7 +53,7 @@ DeviceStorageRequestParent::DeviceStorageRequestParent(const DeviceStorageParams
nsCOMPtr<nsIFile> f;
NS_NewLocalFile(p.fullpath(), false, getter_AddRefs(f));
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(f);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(p.type(), f);
dsf->SetPath(p.name());
nsRefPtr<CancelableRunnable> r = new ReadFileEvent(this, dsf);
@ -70,7 +70,7 @@ DeviceStorageRequestParent::DeviceStorageRequestParent(const DeviceStorageParams
nsCOMPtr<nsIFile> f;
NS_NewLocalFile(p.fullpath(), false, getter_AddRefs(f));
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(f);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(p.type(), f);
nsRefPtr<CancelableRunnable> r = new DeleteFileEvent(this, dsf);
nsCOMPtr<nsIEventTarget> target = do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID);
@ -86,7 +86,7 @@ DeviceStorageRequestParent::DeviceStorageRequestParent(const DeviceStorageParams
nsCOMPtr<nsIFile> f;
NS_NewLocalFile(p.fullpath(), false, getter_AddRefs(f));
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(f);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(p.type(), f);
nsRefPtr<StatFileEvent> r = new StatFileEvent(this, dsf);
nsCOMPtr<nsIEventTarget> target = do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID);
@ -102,7 +102,7 @@ DeviceStorageRequestParent::DeviceStorageRequestParent(const DeviceStorageParams
nsCOMPtr<nsIFile> f;
NS_NewLocalFile(p.fullpath(), false, getter_AddRefs(f));
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(f);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(p.type(), f);
nsRefPtr<CancelableRunnable> r = new EnumerateFileEvent(this, dsf, p.since());
nsCOMPtr<nsIEventTarget> target = do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID);
@ -406,7 +406,7 @@ DeviceStorageRequestParent::EnumerateFileEvent::CancelableRun()
for (uint32_t i = 0; i < count; i++) {
nsString fullpath;
files[i]->mFile->GetPath(fullpath);
DeviceStorageFileValue dsvf(files[i]->mPath, fullpath);
DeviceStorageFileValue dsvf(mFile->mStorageType, files[i]->mPath, fullpath);
values.AppendElement(dsvf);
}

1
dom/devicestorage/PDeviceStorageRequest.ipdl
View File

@ -27,6 +27,7 @@ struct BlobResponse
struct DeviceStorageFileValue
{
nsString type;
nsString name;
nsString fullpath;
};

97
dom/devicestorage/nsDeviceStorage.cpp
View File

@ -53,7 +53,7 @@ using namespace mozilla::dom::devicestorage;
class IOEventComplete : public nsRunnable
{
public:
IOEventComplete(nsIFile *aFile, const char *aType)
IOEventComplete(DeviceStorageFile *aFile, const char *aType)
: mFile(aFile)
, mType(aType)
{
@ -72,12 +72,13 @@ public:
}
private:
nsCOMPtr<nsIFile> mFile;
nsRefPtr<DeviceStorageFile> mFile;
nsCString mType;
};
DeviceStorageFile::DeviceStorageFile(nsIFile* aFile, const nsAString& aPath)
DeviceStorageFile::DeviceStorageFile(const nsAString& aStorageType, nsIFile* aFile, const nsAString& aPath)
: mPath(aPath)
, mStorageType(aStorageType)
, mEditable(false)
{
NS_ASSERTION(aFile, "Must not create a DeviceStorageFile with a null nsIFile");
@ -89,8 +90,9 @@ DeviceStorageFile::DeviceStorageFile(nsIFile* aFile, const nsAString& aPath)
NormalizeFilePath();
}
DeviceStorageFile::DeviceStorageFile(nsIFile* aFile)
: mEditable(false)
DeviceStorageFile::DeviceStorageFile(const nsAString& aStorageType, nsIFile* aFile)
: mStorageType(aStorageType)
, mEditable(false)
{
NS_ASSERTION(aFile, "Must not create a DeviceStorageFile with a null nsIFile");
// always take a clone
@ -185,7 +187,7 @@ DeviceStorageFile::Write(nsIInputStream* aInputStream)
return rv;
}
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(mFile, "created");
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(this, "created");
NS_DispatchToMainThread(iocomplete);
uint64_t bufSize = 0;
@ -219,7 +221,7 @@ DeviceStorageFile::Write(nsIInputStream* aInputStream)
bufSize -= wrote;
}
iocomplete = new IOEventComplete(mFile, "modified");
iocomplete = new IOEventComplete(this, "modified");
NS_DispatchToMainThread(iocomplete);
bufferedOutputStream->Close();
@ -238,7 +240,7 @@ DeviceStorageFile::Write(InfallibleTArray<uint8_t>& aBits) {
return rv;
}
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(mFile, "created");
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(this, "created");
NS_DispatchToMainThread(iocomplete);
nsCOMPtr<nsIOutputStream> outputStream;
@ -252,7 +254,7 @@ DeviceStorageFile::Write(InfallibleTArray<uint8_t>& aBits) {
outputStream->Write((char*) aBits.Elements(), aBits.Length(), &wrote);
outputStream->Close();
iocomplete = new IOEventComplete(mFile, "modified");
iocomplete = new IOEventComplete(this, "modified");
NS_DispatchToMainThread(iocomplete);
if (aBits.Length() != wrote) {
@ -281,7 +283,7 @@ DeviceStorageFile::Remove()
return rv;
}
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(mFile, "deleted");
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(this, "deleted");
NS_DispatchToMainThread(iocomplete);
return NS_OK;
}
@ -344,11 +346,11 @@ DeviceStorageFile::collectFilesInternal(nsTArray<nsRefPtr<DeviceStorageFile> > &
nsDependentSubstring newPath = Substring(fullpath, len);
if (isDir) {
DeviceStorageFile dsf(f);
DeviceStorageFile dsf(mStorageType, f);
dsf.SetPath(newPath);
dsf.collectFilesInternal(aFiles, aSince, aRootPath);
} else if (isFile) {
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(f);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, f);
dsf->SetPath(newPath);
aFiles.AppendElement(dsf);
}
@ -456,7 +458,7 @@ UnregisterForSDCardChanges(nsIObserver* aObserver)
#endif
void
nsDOMDeviceStorage::SetRootFileForType(const nsAString& aType)
nsDOMDeviceStorage::SetRootDirectoryForType(const nsAString& aType)
{
nsCOMPtr<nsIFile> f;
nsCOMPtr<nsIProperties> dirService = do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID);
@ -499,7 +501,8 @@ nsDOMDeviceStorage::SetRootFileForType(const nsAString& aType)
if (mozilla::Preferences::GetBool("device.storage.testing", false)) {
// testing directory
if (aType.Equals(NS_LITERAL_STRING("testing"))) {
if (aType.Equals(NS_LITERAL_STRING("testing")) ||
aType.Equals(NS_LITERAL_STRING("testing-other"))) {
dirService->Get(NS_OS_TEMP_DIR, NS_GET_IID(nsIFile), getter_AddRefs(f));
if (f) {
f->AppendRelativeNativePath(NS_LITERAL_CSTRING("device-storage-testing"));
@ -507,16 +510,7 @@ nsDOMDeviceStorage::SetRootFileForType(const nsAString& aType)
f->Normalize();
}
}
if (aType.Equals(NS_LITERAL_STRING("testing-other"))) {
dirService->Get(NS_OS_TEMP_DIR, NS_GET_IID(nsIFile), getter_AddRefs(f));
if (f) {
f->AppendRelativeNativePath(NS_LITERAL_CSTRING("device-storage-testing-other"));
f->Create(nsIFile::DIRECTORY_TYPE, 0777);
f->Normalize();
}
}
}
}
#ifdef MOZ_WIDGET_GONK
RegisterForSDCardChanges(this);
@ -524,7 +518,8 @@ nsDOMDeviceStorage::SetRootFileForType(const nsAString& aType)
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
obs->AddObserver(this, "file-watcher-update", false);
mFile = f;
mRootDirectory = f;
mStorageType = aType;
}
jsval InterfaceToJsval(nsPIDOMWindow* aWindow, nsISupports* aObject, const nsIID* aIID)
@ -876,7 +871,7 @@ nsDOMDeviceStorageCursor::Allow()
}
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(this, mFile);
DeviceStorageEnumerationParams params(fullpath, mSince);
DeviceStorageEnumerationParams params(mFile->mStorageType, fullpath, mSince);
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
return NS_OK;
}
@ -1306,6 +1301,7 @@ public:
DeviceStorageAddParams params;
params.blobChild() = actor;
params.type() = mFile->mStorageType;
params.name() = mFile->mPath;
params.fullpath() = fullpath;
@ -1321,7 +1317,7 @@ public:
{
if (XRE_GetProcessType() != GeckoProcessType_Default) {
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
DeviceStorageGetParams params(mFile->mPath, fullpath);
DeviceStorageGetParams params(mFile->mStorageType, mFile->mPath, fullpath);
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
return NS_OK;
}
@ -1334,7 +1330,7 @@ public:
{
if (XRE_GetProcessType() != GeckoProcessType_Default) {
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
DeviceStorageDeleteParams params(fullpath);
DeviceStorageDeleteParams params(mFile->mStorageType, fullpath);
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
return NS_OK;
}
@ -1346,7 +1342,7 @@ public:
{
if (XRE_GetProcessType() != GeckoProcessType_Default) {
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
DeviceStorageStatParams params(fullpath);
DeviceStorageStatParams params(mFile->mStorageType, fullpath);
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
return NS_OK;
}
@ -1454,8 +1450,8 @@ nsDOMDeviceStorage::Init(nsPIDOMWindow* aWindow, const nsAString &aType)
{
NS_ASSERTION(aWindow, "Must have a content dom");
SetRootFileForType(aType);
if (!mFile) {
SetRootDirectoryForType(aType);
if (!mRootDirectory) {
return NS_ERROR_NOT_AVAILABLE;
}
@ -1532,7 +1528,7 @@ nsDOMDeviceStorage::AddNamed(nsIDOMBlob *aBlob,
nsCOMPtr<nsIRunnable> r;
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile, aPath);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory, aPath);
if (!dsf->IsSafePath()) {
r = new PostErrorEvent(request, POST_ERROR_EVENT_ILLEGAL_FILE_NAME, dsf);
@ -1580,7 +1576,7 @@ nsDOMDeviceStorage::GetInternal(const JS::Value & aPath,
JSString* jsstr = JS_ValueToString(aCx, aPath);
nsDependentJSString path;
if (!path.init(aCx, jsstr)) {
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory);
r = new PostErrorEvent(request,
POST_ERROR_EVENT_NON_STRING_TYPE_UNSUPPORTED,
dsf);
@ -1588,7 +1584,7 @@ nsDOMDeviceStorage::GetInternal(const JS::Value & aPath,
return NS_OK;
}
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile, path);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory, path);
dsf->SetEditable(aEditable);
if (!dsf->IsSafePath()) {
@ -1617,13 +1613,13 @@ nsDOMDeviceStorage::Delete(const JS::Value & aPath, JSContext* aCx, nsIDOMDOMReq
JSString* jsstr = JS_ValueToString(aCx, aPath);
nsDependentJSString path;
if (!path.init(aCx, jsstr)) {
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory);
r = new PostErrorEvent(request, POST_ERROR_EVENT_NON_STRING_TYPE_UNSUPPORTED, dsf);
NS_DispatchToMainThread(r);
return NS_OK;
}
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile, path);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory, path);
if (!dsf->IsSafePath()) {
r = new PostErrorEvent(request, POST_ERROR_EVENT_ILLEGAL_FILE_NAME, dsf);
@ -1647,7 +1643,7 @@ nsDOMDeviceStorage::Stat(nsIDOMDOMRequest** aRetval)
nsRefPtr<DOMRequest> request = new DOMRequest(win);
NS_ADDREF(*aRetval = request);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory);
nsCOMPtr<nsIRunnable> r = new DeviceStorageRequest(DeviceStorageRequest::DEVICE_STORAGE_REQUEST_STAT,
win,
mPrincipal,
@ -1731,7 +1727,7 @@ nsDOMDeviceStorage::EnumerateInternal(const JS::Value & aName,
since = ExtractDateFromOptions(aCx, aOptions);
}
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile, path);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory, path);
dsf->SetEditable(aEditable);
nsRefPtr<nsDOMDeviceStorageCursor> cursor = new nsDOMDeviceStorageCursor(win, mPrincipal,
@ -1841,10 +1837,7 @@ nsDOMDeviceStorage::Observe(nsISupports *aSubject, const char *aTopic, const PRU
{
if (!strcmp(aTopic, "file-watcher-update")) {
nsCOMPtr<nsIFile> file = do_QueryInterface(aSubject);
if (!file) {
return NS_OK;
}
DeviceStorageFile* file = static_cast<DeviceStorageFile*>(aSubject);
Notify(NS_ConvertUTF16toUTF8(aData).get(), file);
return NS_OK;
}
@ -1886,35 +1879,35 @@ nsDOMDeviceStorage::Observe(nsISupports *aSubject, const char *aTopic, const PRU
}
nsresult
nsDOMDeviceStorage::Notify(const char* aReason, nsIFile* aFile)
nsDOMDeviceStorage::Notify(const char* aReason, DeviceStorageFile* aFile)
{
if (!mAllowedToWatchFile) {
return NS_OK;
}
if (!mFile) {
if (!mStorageType.Equals(aFile->mStorageType)) {
// Ignore this
return NS_OK;
}
if (!mRootDirectory) {
return NS_ERROR_FAILURE;
}
nsString rootpath;
nsresult rv = mFile->GetPath(rootpath);
nsresult rv = mRootDirectory->GetPath(rootpath);
if (NS_FAILED(rv)) {
return NS_OK;
}
nsString fullpath;
rv = aFile->GetPath(fullpath);
rv = aFile->mFile->GetPath(fullpath);
if (NS_FAILED(rv)) {
return NS_OK;
}
NS_ASSERTION(fullpath.Length() >= rootpath.Length(), "Root path longer than full path!");
if (!StringBeginsWith(fullpath, rootpath)) {
NS_WARNING("Observing a path outside of our root!");
return NS_OK;
}
nsAString::size_type len = rootpath.Length() + 1; // +1 for the trailing /
nsDependentSubstring newPath (fullpath, len, fullpath.Length() - len);
@ -1946,7 +1939,7 @@ nsDOMDeviceStorage::AddEventListener(const nsAString & aType,
}
nsRefPtr<DOMRequest> request = new DOMRequest(win);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mFile);
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType, mRootDirectory);
nsCOMPtr<nsIRunnable> r = new DeviceStorageRequest(DeviceStorageRequest::DEVICE_STORAGE_REQUEST_WATCH,
win, mPrincipal, dsf, request, this, aListener);
NS_DispatchToMainThread(r);

5
dom/devicestorage/nsDeviceStorage.h
View File

@ -44,10 +44,11 @@ class DeviceStorageFile MOZ_FINAL
public:
nsCOMPtr<nsIFile> mFile;
nsString mPath;
nsString mStorageType;
bool mEditable;
DeviceStorageFile(nsIFile* aFile, const nsAString& aPath);
DeviceStorageFile(nsIFile* aFile);
DeviceStorageFile(const nsAString& aStorageType, nsIFile* aFile, const nsAString& aPath);
DeviceStorageFile(const nsAString& aStorageType, nsIFile* aFile);
void SetPath(const nsAString& aPath);
void SetEditable(bool aEditable);

6
dom/ipc/ContentChild.cpp
View File

@ -974,15 +974,17 @@ ContentChild::RecvLastPrivateDocShellDestroyed()
}
bool
ContentChild::RecvFilePathUpdate(const nsString& path, const nsCString& aReason)
ContentChild::RecvFilePathUpdate(const nsString& type, const nsString& path, const nsCString& aReason)
{
nsCOMPtr<nsIFile> file;
NS_NewLocalFile(path, false, getter_AddRefs(file));
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(type, file);
nsString reason;
CopyASCIItoUTF16(aReason, reason);
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
obs->NotifyObservers(file, "file-watcher-update", reason.get());
obs->NotifyObservers(dsf, "file-watcher-update", reason.get());
return true;
}

2
dom/ipc/ContentChild.h
View File

@ -173,7 +173,7 @@ public:
virtual bool RecvLastPrivateDocShellDestroyed();
virtual bool RecvFilePathUpdate(const nsString& path, const nsCString& reason);
virtual bool RecvFilePathUpdate(const nsString& type, const nsString& path, const nsCString& reason);
virtual bool RecvFileSystemUpdate(const nsString& aFsName, const nsString& aName, const int32_t& aState);
#ifdef ANDROID

10
dom/ipc/ContentParent.cpp
View File

@ -1036,14 +1036,12 @@ ContentParent::Observe(nsISupports* aSubject,
else if (!strcmp(aTopic, "file-watcher-update")) {
nsCString creason;
CopyUTF16toUTF8(aData, creason);
nsCOMPtr<nsIFile> file = do_QueryInterface(aSubject);
if (!file) {
return NS_OK;
}
DeviceStorageFile* file = static_cast<DeviceStorageFile*>(aSubject);
nsString path;
file->GetPath(path);
unused << SendFilePathUpdate(path, creason);
file->mFile->GetPath(path);
unused << SendFilePathUpdate(file->mStorageType, path, creason);
}
#ifdef MOZ_WIDGET_GONK
else if(!strcmp(aTopic, NS_VOLUME_STATE_CHANGED)) {

7
dom/ipc/PContent.ipdl
View File

@ -72,11 +72,13 @@ struct FontListEntry {
struct DeviceStorageStatParams
{
nsString type;
nsString fullpath;
};
struct DeviceStorageAddParams
{
nsString type;
PBlob blob;
nsString name;
nsString fullpath;
@ -84,17 +86,20 @@ struct DeviceStorageAddParams
struct DeviceStorageGetParams
{
nsString type;
nsString name;
nsString fullpath;
};
struct DeviceStorageDeleteParams
{
nsString type;
nsString fullpath;
};
struct DeviceStorageEnumerationParams
{
nsString type;
nsString fullpath;
uint64_t since;
};
@ -237,7 +242,7 @@ child:
// Notify child that last-pb-context-exited notification was observed
LastPrivateDocShellDestroyed();
FilePathUpdate(nsString filepath, nsCString reasons);
FilePathUpdate(nsString type, nsString filepath, nsCString reasons);
FileSystemUpdate(nsString fsName, nsString mountPoint, int32_t fsState);