// IsRegistered determines if the provided key handle is usable by this token.
nsresult
U2FSoftTokenManager::IsRegistered(nsTArray<uint8_t>& aKeyHandle,
nsTArray<uint8_t>& aAppParam,
bool& aResult)
{
nsNSSShutDownPreventionLock locker;
if (NS_WARN_IF(isAlreadyShutDown())) {
return NS_ERROR_FAILURE;
}
if (!mInitialized) {
nsresult rv = Init();
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
}
UniquePK11SlotInfo slot(PK11_GetInternalSlot());
MOZ_ASSERT(slot.get());
// Decode the key handle
UniqueSECKEYPrivateKey privKey = PrivateKeyFromKeyHandle(slot, mWrappingKey,
aKeyHandle.Elements(),
aKeyHandle.Length(),
aAppParam.Elements(),
aAppParam.Length(),
locker);
aResult = privKey.get() != nullptr;
return NS_OK;
}
void
WebRenderAPI::GenerateFrame(const nsTArray<WrOpacityProperty>& aOpacityArray,
const nsTArray<WrTransformProperty>& aTransformArray)
{
wr_api_generate_frame_with_properties(mWrApi,
aOpacityArray.IsEmpty() ?
nullptr : aOpacityArray.Elements(),
aOpacityArray.Length(),
aTransformArray.IsEmpty() ?
nullptr : aTransformArray.Elements(),
aTransformArray.Length());
}
bool
nsBaseWidget::StoreWindowClipRegion(const nsTArray<nsIntRect>& aRects)
{
if (mClipRects && mClipRectCount == aRects.Length() &&
memcmp(mClipRects, aRects.Elements(), sizeof(nsIntRect)*mClipRectCount) == 0)
return false;
mClipRectCount = aRects.Length();
mClipRects = new nsIntRect[mClipRectCount];
if (mClipRects) {
memcpy(mClipRects, aRects.Elements(), sizeof(nsIntRect)*mClipRectCount);
}
return true;
}
bool DWriteFontFileStream::Initialize(uint8_t* aData, uint32_t aSize) {
if (!mData.SetLength(aSize, fallible)) {
return false;
}
memcpy(mData.Elements(), aData, aSize);
return true;
}
nsresult
GDIFontEntry::CopyFontTable(uint32_t aTableTag, nsTArray<uint8_t>& aBuffer)
{
if (!IsTrueType()) {
return NS_ERROR_FAILURE;
}
AutoDC dc;
AutoSelectFont font(dc.GetDC(), &mLogFont);
if (font.IsValid()) {
uint32_t tableSize =
::GetFontData(dc.GetDC(),
NativeEndian::swapToBigEndian(aTableTag),
0, nullptr, 0);
if (tableSize != GDI_ERROR) {
if (aBuffer.SetLength(tableSize, fallible)) {
::GetFontData(dc.GetDC(),
NativeEndian::swapToBigEndian(aTableTag), 0,
aBuffer.Elements(), tableSize);
return NS_OK;
}
return NS_ERROR_OUT_OF_MEMORY;
}
}
return NS_ERROR_FAILURE;
}
void
CDMProxy::gmp_Decrypted(uint32_t aId,
GMPErr aResult,
const nsTArray<uint8_t>& aDecryptedData)
{
MOZ_ASSERT(IsOnGMPThread());
for (size_t i = 0; i < mDecryptionJobs.Length(); i++) {
DecryptJob* job = mDecryptionJobs[i];
if (job->mId == aId) {
if (aDecryptedData.Length() != job->mSample->size) {
NS_WARNING("CDM returned incorrect number of decrypted bytes");
}
if (GMP_SUCCEEDED(aResult)) {
PodCopy(job->mSample->data,
aDecryptedData.Elements(),
std::min<size_t>(aDecryptedData.Length(), job->mSample->size));
job->mClient->Decrypted(GMPNoErr, job->mSample.forget());
} else if (aResult == GMPNoKeyErr) {
NS_WARNING("CDM returned GMPNoKeyErr");
// We still have the encrypted sample, so we can re-enqueue it to be
// decrypted again once the key is usable again.
job->mClient->Decrypted(GMPNoKeyErr, job->mSample.forget());
} else {
nsAutoCString str("CDM returned decode failure GMPErr=");
str.AppendInt(aResult);
NS_WARNING(str.get());
job->mClient->Decrypted(aResult, nullptr);
}
mDecryptionJobs.RemoveElementAt(i);
return;
}
}
NS_WARNING("GMPDecryptorChild returned incorrect job ID");
}
void
BluetoothGattClientHALInterface::WriteCharacteristic(
int aConnId, const BluetoothGattServiceId& aServiceId,
const BluetoothGattId& aCharId, BluetoothGattWriteType aWriteType,
BluetoothGattAuthReq aAuthReq, const nsTArray<uint8_t>& aValue,
BluetoothGattClientResultHandler* aRes)
{
bt_status_t status;
#if ANDROID_VERSION >= 19
btgatt_srvc_id_t serviceId;
btgatt_gatt_id_t charId;
int writeType;
int authReq;
if (NS_SUCCEEDED(Convert(aServiceId, serviceId)) &&
NS_SUCCEEDED(Convert(aCharId, charId)) &&
NS_SUCCEEDED(Convert(aWriteType, writeType)) &&
NS_SUCCEEDED(Convert(aAuthReq, authReq))) {
status = mInterface->write_characteristic(
aConnId, &serviceId, &charId, writeType,
aValue.Length() * sizeof(uint8_t), authReq,
reinterpret_cast<char*>(const_cast<uint8_t*>(aValue.Elements())));
} else {
status = BT_STATUS_PARM_INVALID;
}
#else
status = BT_STATUS_UNSUPPORTED;
#endif
if (aRes) {
DispatchBluetoothGattClientHALResult(
aRes, &BluetoothGattClientResultHandler::WriteCharacteristic,
ConvertDefault(status, STATUS_FAIL));
}
}
bool
ReadIntoArray(nsIFile* aFile,
nsTArray<uint8_t>& aOutDst,
size_t aMaxLength)
{
if (!FileExists(aFile)) {
return false;
}
PRFileDesc* fd = nullptr;
nsresult rv = aFile->OpenNSPRFileDesc(PR_RDONLY, 0, &fd);
if (NS_FAILED(rv)) {
return false;
}
int32_t length = PR_Seek(fd, 0, PR_SEEK_END);
PR_Seek(fd, 0, PR_SEEK_SET);
if (length < 0 || (size_t)length > aMaxLength) {
NS_WARNING("EME file is longer than maximum allowed length");
PR_Close(fd);
return false;
}
aOutDst.SetLength(length);
int32_t bytesRead = PR_Read(fd, aOutDst.Elements(), length);
PR_Close(fd);
return (bytesRead == length);
}
static void
ReportToConsole(nsIDocument* aDocument,
const char* aConsoleStringId,
nsTArray<const char16_t*>& aParams)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aDocument);
DD_DEBUG("DecoderDoctorDiagnostics.cpp:ReportToConsole(doc=%p) ReportToConsole"
" - aMsg='%s' params={%s%s%s%s}",
aDocument, aConsoleStringId,
aParams.IsEmpty()
? "<no params>"
: NS_ConvertUTF16toUTF8(aParams[0]).get(),
(aParams.Length() < 1 || !aParams[1]) ? "" : ", ",
(aParams.Length() < 1 || !aParams[1])
? ""
: NS_ConvertUTF16toUTF8(aParams[1]).get(),
aParams.Length() < 2 ? "" : ", ...");
nsContentUtils::ReportToConsole(nsIScriptError::warningFlag,
NS_LITERAL_CSTRING("Media"),
aDocument,
nsContentUtils::eDOM_PROPERTIES,
aConsoleStringId,
aParams.IsEmpty()
? nullptr
: aParams.Elements(),
aParams.Length());
}
void InitInputBuffer(const GMPEncryptedBufferMetadata* aCrypto,
int64_t aTimestamp,
const uint8_t* aData,
size_t aDataSize,
cdm::InputBuffer &aInputBuffer,
nsTArray<cdm::SubsampleEntry> &aSubsamples)
{
if (aCrypto) {
aInputBuffer.key_id = aCrypto->KeyId();
aInputBuffer.key_id_size = aCrypto->KeyIdSize();
aInputBuffer.iv = aCrypto->IV();
aInputBuffer.iv_size = aCrypto->IVSize();
aInputBuffer.num_subsamples = aCrypto->NumSubsamples();
aSubsamples.SetCapacity(aInputBuffer.num_subsamples);
const uint16_t* clear = aCrypto->ClearBytes();
const uint32_t* cipher = aCrypto->CipherBytes();
for (size_t i = 0; i < aCrypto->NumSubsamples(); i++) {
aSubsamples.AppendElement(cdm::SubsampleEntry(clear[i], cipher[i]));
}
}
aInputBuffer.data = aData;
aInputBuffer.data_size = aDataSize;
aInputBuffer.subsamples = aSubsamples.Elements();
aInputBuffer.timestamp = aTimestamp;
}
// Synchronously consume the given input stream and validate the resulting data
// against the given array of expected values.
void
ConsumeAndValidateStream(nsIInputStream* aStream,
const nsTArray<char>& aExpectedData)
{
nsDependentCSubstring data(aExpectedData.Elements(), aExpectedData.Length());
ConsumeAndValidateStream(aStream, data);
}
void
DBusThread::EventLoop()
{
dbus_connection_set_watch_functions(mConnection, AddWatch,
RemoveWatch, ToggleWatch, this, NULL);
dbus_connection_set_wakeup_main_function(mConnection, DBusWakeup, this, NULL);
#ifdef DEBUG
LOG("DBus Event Loop Starting\n");
#endif
while (1) {
poll(mPollData.Elements(), mPollData.Length(), -1);
for (uint32_t i = 0; i < mPollData.Length(); i++) {
if (!mPollData[i].revents) {
continue;
}
if (mPollData[i].fd == mControlFdR.get()) {
char data;
while (recv(mControlFdR.get(), &data, sizeof(char), MSG_DONTWAIT)
!= -1) {
switch (data) {
case DBUS_EVENT_LOOP_EXIT:
#ifdef DEBUG
LOG("DBus Event Loop Exiting\n");
#endif
dbus_connection_set_watch_functions(mConnection,
NULL, NULL, NULL, NULL, NULL);
return;
case DBUS_EVENT_LOOP_ADD:
HandleWatchAdd(this);
break;
case DBUS_EVENT_LOOP_REMOVE:
HandleWatchRemove(this);
break;
case DBUS_EVENT_LOOP_WAKEUP:
// noop
break;
}
}
} else {
short events = mPollData[i].revents;
unsigned int flags = UnixEventsToDBusFlags(events);
dbus_watch_handle(mWatchData[i], flags);
mPollData[i].revents = 0;
// Break at this point since we don't know if the operation
// was destructive
break;
}
}
while (dbus_connection_dispatch(mConnection) ==
DBUS_DISPATCH_DATA_REMAINS)
{}
}
}
bool
GMPVideoEncoderChild::RecvEncode(const GMPVideoi420FrameData& aInputFrame,
const nsTArray<uint8_t>& aCodecSpecificInfo,
const nsTArray<GMPVideoFrameType>& aFrameTypes)
{
if (!mVideoEncoder) {
return false;
}
auto f = new GMPVideoi420FrameImpl(aInputFrame, &mVideoHost);
// Ignore any return code. It is OK for this to fail without killing the process.
mVideoEncoder->Encode(f,
aCodecSpecificInfo.Elements(),
aCodecSpecificInfo.Length(),
aFrameTypes.Elements(),
aFrameTypes.Length());
return true;
}
bool
GetPreparsedData(HANDLE handle, nsTArray<uint8_t>& data)
{
UINT size;
if (GetRawInputDeviceInfo(handle, RIDI_PREPARSEDDATA, nullptr, &size) == kRawInputError) {
return false;
}
data.SetLength(size);
return GetRawInputDeviceInfo(handle, RIDI_PREPARSEDDATA,
data.Elements(), &size) > 0;
}
WrClipRegionToken
DisplayListBuilder::PushClipRegion(const WrRect& aMain,
const nsTArray<WrComplexClipRegion>& aComplex,
const WrImageMask* aMask)
{
WRDL_LOG("PushClipRegion r=%s cl=%d m=%p\n", Stringify(aMain).c_str(),
(int)aComplex.Length(), aMask);
return wr_dp_push_clip_region(mWrState,
aMain,
aComplex.Elements(), aComplex.Length(),
aMask);
}
nsCString
ToBase64(const nsTArray<uint8_t>& aBytes)
{
nsAutoCString base64;
nsDependentCSubstring raw(reinterpret_cast<const char*>(aBytes.Elements()),
aBytes.Length());
nsresult rv = Base64Encode(raw, base64);
if (NS_WARN_IF(NS_FAILED(rv))) {
return NS_LITERAL_CSTRING("[Base64EncodeFailed]");
}
return base64;
}
already_AddRefed<GradientStops>
gfxGradientCache::GetOrCreateGradientStops(const DrawTarget *aDT, nsTArray<GradientStop>& aStops, ExtendMode aExtend)
{
if (aDT->IsRecording()) {
return aDT->CreateGradientStops(aStops.Elements(), aStops.Length(), aExtend);
}
RefPtr<GradientStops> gs = GetGradientStops(aDT, aStops, aExtend);
if (!gs) {
gs = aDT->CreateGradientStops(aStops.Elements(), aStops.Length(), aExtend);
if (!gs) {
return nullptr;
}
GradientCacheData *cached =
new GradientCacheData(gs, GradientCacheKey(aStops, aExtend,
aDT->GetBackendType()));
if (!gGradientCache->RegisterEntry(cached)) {
delete cached;
}
}
return gs.forget();
}
// The user agent MUST thoroughly validate the Initialization Data before
// passing it to the CDM. This includes verifying that the length and
// values of fields are reasonable, verifying that values are within
// reasonable limits, and stripping irrelevant, unsupported, or unknown
// data or fields. It is RECOMMENDED that user agents pre-parse, sanitize,
// and/or generate a fully sanitized version of the Initialization Data.
// If the Initialization Data format specified by initDataType supports
// multiple entries, the user agent SHOULD remove entries that are not
// needed by the CDM. The user agent MUST NOT re-order entries within
// the Initialization Data.
static bool
ValidateInitData(const nsTArray<uint8_t>& aInitData, const nsAString& aInitDataType)
{
if (aInitDataType.LowerCaseEqualsLiteral("webm")) {
// WebM initData consists of a single keyId. Ensure it's of reasonable length.
return aInitData.Length() <= MAX_KEY_ID_LENGTH;
} else if (aInitDataType.LowerCaseEqualsLiteral("cenc")) {
// Limit initData to less than 64KB.
if (aInitData.Length() > MAX_CENC_INIT_DATA_LENGTH) {
return false;
}
std::vector<std::vector<uint8_t>> keyIds;
return ParseCENCInitData(aInitData.Elements(), aInitData.Length(), keyIds);
} else if (aInitDataType.LowerCaseEqualsLiteral("keyids")) {
if (aInitData.Length() > MAX_KEY_ID_LENGTH) {
return false;
}
// Ensure that init data matches the expected JSON format.
mozilla::dom::KeyIdsInitData keyIds;
nsString json;
nsDependentCSubstring raw(reinterpret_cast<const char*>(aInitData.Elements()), aInitData.Length());
if (NS_FAILED(nsContentUtils::ConvertStringFromEncoding(NS_LITERAL_CSTRING("UTF-8"), raw, json))) {
return false;
}
if (!keyIds.Init(json)) {
return false;
}
if (keyIds.mKids.Length() == 0) {
return false;
}
for (const auto& kid : keyIds.mKids) {
if (kid.IsEmpty()) {
return false;
}
}
}
return true;
}
bool
GMPDecryptorChild::RecvSetServerCertificate(const uint32_t& aPromiseId,
const nsTArray<uint8_t>& aServerCert)
{
if (!mSession) {
return false;
}
mSession->SetServerCertificate(aPromiseId,
aServerCert.Elements(),
aServerCert.Length());
return true;
}
void
MediaDrmProxySupport::UpdateSession(uint32_t aPromiseId,
const nsCString& aSessionId,
const nsTArray<uint8_t>& aResponse)
{
MOZ_ASSERT(mBridgeProxy);
auto response =
mozilla::jni::ByteArray::New(reinterpret_cast<const int8_t*>(aResponse.Elements()),
aResponse.Length());
mBridgeProxy->UpdateSession(aPromiseId,
NS_ConvertUTF8toUTF16(aSessionId),
response);
}
void
DisplayListBuilder::PushBorderRadialGradient(const WrRect& aBounds,
const WrClipRegionToken aClip,
const WrBorderWidths& aWidths,
const WrPoint& aCenter,
const WrSize& aRadius,
const nsTArray<WrGradientStop>& aStops,
wr::GradientExtendMode aExtendMode,
const WrSideOffsets2Df32& aOutset)
{
wr_dp_push_border_radial_gradient(
mWrState, aBounds, aClip, aWidths, aCenter,
aRadius, aStops.Elements(), aStops.Length(),
aExtendMode, aOutset);
}
void SessionMessage(const nsACString& aSessionId, uint32_t aMessageType,
const nsTArray<uint8_t>& aMessage) {
MonitorAutoLock mon(mMonitor);
nsCString msg((const char*)aMessage.Elements(), aMessage.Length());
EXPECT_TRUE(mExpected.Length() > 0);
bool matches = mExpected[0].mMessage.Equals(msg);
EXPECT_STREQ(mExpected[0].mMessage.get(), msg.get());
if (mExpected.Length() > 0 && matches) {
nsCOMPtr<nsIRunnable> continuation = mExpected[0].mContinuation;
mExpected.RemoveElementAt(0);
if (continuation) {
NS_DispatchToCurrentThread(continuation);
}
}
}
void
AudioChannelsDownMix(const nsTArray<const void*>& aChannelArray,
float** aOutputChannels,
uint32_t aOutputChannelCount,
uint32_t aDuration)
{
uint32_t inputChannelCount = aChannelArray.Length();
const void* const* inputChannels = aChannelArray.Elements();
NS_ASSERTION(inputChannelCount > aOutputChannelCount, "Nothing to do");
if (inputChannelCount > 6) {
// Just drop the unknown channels.
for (uint32_t o = 0; o < aOutputChannelCount; ++o) {
memcpy(aOutputChannels[o], inputChannels[o], aDuration*sizeof(float));
}
return;
}
// Ignore unknown channels, they're just dropped.
inputChannelCount = std::min<uint32_t>(6, inputChannelCount);
const DownMixMatrix& m = gDownMixMatrices[
gMixingMatrixIndexByChannels[aOutputChannelCount - 1] +
inputChannelCount - aOutputChannelCount - 1];
// This is slow, but general. We can define custom code for special
// cases later.
for (uint32_t s = 0; s < aDuration; ++s) {
// Reserve an extra junk channel at the end for the cases where we
// want an input channel to contribute to nothing
float outputChannels[CUSTOM_CHANNEL_LAYOUTS];
memset(outputChannels, 0, sizeof(float)*(CUSTOM_CHANNEL_LAYOUTS - 1));
for (uint32_t c = 0; c < inputChannelCount; ++c) {
outputChannels[m.mInputDestination[c]] +=
m.mInputCoefficient[c]*(static_cast<const float*>(inputChannels[c]))[s];
}
// Utilize the fact that in every layout, C is the third channel.
if (m.mCExtraDestination != IGNORE) {
outputChannels[m.mCExtraDestination] +=
m.mInputCoefficient[SURROUND_C]*(static_cast<const float*>(inputChannels[SURROUND_C]))[s];
}
for (uint32_t c = 0; c < aOutputChannelCount; ++c) {
aOutputChannels[c][s] = outputChannels[c];
}
}
}
void
DisplayListBuilder::PushRadialGradient(const WrRect& aBounds,
const WrClipRegionToken aClip,
const WrPoint& aCenter,
const WrSize& aRadius,
const nsTArray<WrGradientStop>& aStops,
wr::GradientExtendMode aExtendMode,
const WrSize aTileSize,
const WrSize aTileSpacing)
{
wr_dp_push_radial_gradient(mWrState,
aBounds, aClip,
aCenter, aRadius,
aStops.Elements(), aStops.Length(),
aExtendMode,
aTileSize, aTileSpacing);
}
bool
GMPDecryptorChild::RecvUpdateSession(const uint32_t& aPromiseId,
const nsCString& aSessionId,
const nsTArray<uint8_t>& aResponse)
{
if (!mSession) {
return false;
}
mSession->UpdateSession(aPromiseId,
aSessionId.get(),
aSessionId.Length(),
aResponse.Elements(),
aResponse.Length());
return true;
}
void
DisplayListBuilder::PushLinearGradient(const WrRect& aBounds,
const WrClipRegionToken aClip,
const WrPoint& aStartPoint,
const WrPoint& aEndPoint,
const nsTArray<WrGradientStop>& aStops,
wr::GradientExtendMode aExtendMode,
const WrSize aTileSize,
const WrSize aTileSpacing)
{
wr_dp_push_linear_gradient(mWrState,
aBounds, aClip,
aStartPoint, aEndPoint,
aStops.Elements(), aStops.Length(),
aExtendMode,
aTileSize, aTileSpacing);
}
GMPErr Read(const nsCString& aRecordName,
nsTArray<uint8_t>& aOutBytes) override
{
if (!IsOpen(aRecordName)) {
return GMPClosedErr;
}
Record* record = nullptr;
mRecords.Get(aRecordName, &record);
MOZ_ASSERT(record && !!record->mFileDesc); // IsOpen() guarantees this.
// Our error strategy is to report records with invalid contents as
// containing 0 bytes. Zero length records are considered "deleted" by
// the GMPStorage API.
aOutBytes.SetLength(0);
int32_t recordLength = 0;
nsCString recordName;
nsresult err = ReadRecordMetadata(record->mFileDesc,
recordLength,
recordName);
if (NS_FAILED(err) || recordLength == 0) {
// We failed to read the record metadata. Or the record is 0 length.
// Treat damaged records as empty.
// ReadRecordMetadata() could fail if the GMP opened a new record and
// tried to read it before anything was written to it..
return GMPNoErr;
}
if (!aRecordName.Equals(recordName)) {
NS_WARNING("Record file contains some other record's contents!");
return GMPRecordCorrupted;
}
// After calling ReadRecordMetadata, we should be ready to read the
// record data.
if (PR_Available(record->mFileDesc) != recordLength) {
NS_WARNING("Record file length mismatch!");
return GMPRecordCorrupted;
}
aOutBytes.SetLength(recordLength);
int32_t bytesRead = PR_Read(record->mFileDesc, aOutBytes.Elements(), recordLength);
return (bytesRead == recordLength) ? GMPNoErr : GMPRecordCorrupted;
}
bool
GMPVideoEncoderParent::RecvEncoded(const GMPVideoEncodedFrameData& aEncodedFrame,
const nsTArray<uint8_t>& aCodecSpecificInfo)
{
if (!mCallback) {
return false;
}
auto f = new GMPVideoEncodedFrameImpl(aEncodedFrame, &mVideoHost);
nsTArray<uint8_t> *codecSpecificInfo = new nsTArray<uint8_t>;
codecSpecificInfo->AppendElements((uint8_t*)aCodecSpecificInfo.Elements(), aCodecSpecificInfo.Length());
nsCOMPtr<nsIThread> thread = NS_GetCurrentThread();
mEncodedThread->Dispatch(WrapRunnableNM(&EncodedCallback,
mCallback, f, codecSpecificInfo, thread),
NS_DISPATCH_NORMAL);
return true;
}
bool
GMPDecryptorChild::RecvCreateSession(const uint32_t& aPromiseId,
const nsCString& aInitDataType,
const nsTArray<uint8_t>& aInitData,
const GMPSessionType& aSessionType)
{
if (!mSession) {
return false;
}
mSession->CreateSession(aPromiseId,
aInitDataType.get(),
aInitDataType.Length(),
aInitData.Elements(),
aInitData.Length(),
aSessionType);
return true;
}
// Write the given number of bytes out to the stream. Loop until expected
// bytes count is reached or an error occurs.
void
Write(nsIOutputStream* aStream, const nsTArray<char>& aData, uint32_t aOffset,
uint32_t aNumBytes)
{
uint32_t remaining =
std::min(aNumBytes, static_cast<uint32_t>(aData.Length() - aOffset));
while (remaining > 0) {
uint32_t numWritten;
nsresult rv = aStream->Write(aData.Elements() + aOffset, remaining,
&numWritten);
ASSERT_TRUE(NS_SUCCEEDED(rv));
if (numWritten < 1) {
break;
}
aOffset += numWritten;
remaining -= numWritten;
}
}
