Esempio n. 1
0
void
IDBDatabase::RefreshSpec(bool aMayDelete)
{
  AssertIsOnOwningThread();

  for (auto iter = mTransactions.Iter(); !iter.Done(); iter.Next()) {
    RefPtr<IDBTransaction> transaction = iter.Get()->GetKey();
    MOZ_ASSERT(transaction);
    transaction->AssertIsOnOwningThread();
    transaction->RefreshSpec(aMayDelete);
  }
}
Esempio n. 2
0
/* static */ void
FetchStream::WriteIntoReadRequestCallback(JSContext* aCx,
                                          JS::HandleObject aStream,
                                          void* aUnderlyingSource,
                                          uint8_t aFlags, void* aBuffer,
                                          size_t aLength, size_t* aByteWritten)
{
  MOZ_DIAGNOSTIC_ASSERT(aUnderlyingSource);
  MOZ_DIAGNOSTIC_ASSERT(aFlags == FETCH_STREAM_FLAG);
  MOZ_DIAGNOSTIC_ASSERT(aBuffer);
  MOZ_DIAGNOSTIC_ASSERT(aByteWritten);

  RefPtr<FetchStream> stream = static_cast<FetchStream*>(aUnderlyingSource);
  stream->AssertIsOnOwningThread();

  MutexAutoLock lock(stream->mMutex);

  MOZ_DIAGNOSTIC_ASSERT(stream->mInputStream);
  MOZ_DIAGNOSTIC_ASSERT(stream->mState == eWriting);
  stream->mState = eChecking;

  uint32_t written;
  nsresult rv =
    stream->mInputStream->Read(static_cast<char*>(aBuffer), aLength, &written);
  if (NS_WARN_IF(NS_FAILED(rv))) {
    stream->ErrorPropagation(aCx, lock, aStream, rv);
    return;
  }

  *aByteWritten = written;

  if (written == 0) {
    stream->CloseAndReleaseObjects(aCx, lock, aStream);
    return;
  }

  rv = stream->mInputStream->AsyncWait(stream, 0, 0,
                                       stream->mOwningEventTarget);
  if (NS_WARN_IF(NS_FAILED(rv))) {
    stream->ErrorPropagation(aCx, lock, aStream, rv);
    return;
  }

  // All good.
}
Esempio n. 3
0
/* static */ nsresult
FetchStream::RetrieveInputStream(void* aUnderlyingReadableStreamSource,
                                 nsIInputStream** aInputStream)
{
  MOZ_ASSERT(aUnderlyingReadableStreamSource);
  MOZ_ASSERT(aInputStream);

  RefPtr<FetchStream> stream =
    static_cast<FetchStream*>(aUnderlyingReadableStreamSource);
  stream->AssertIsOnOwningThread();

  // if mOriginalInputStream is null, the reading already started. We don't want
  // to expose the internal inputStream.
  if (NS_WARN_IF(!stream->mOriginalInputStream)) {
    return NS_ERROR_DOM_INVALID_STATE_ERR;
  }

  nsCOMPtr<nsIInputStream> inputStream = stream->mOriginalInputStream;
  inputStream.forget(aInputStream);
  return NS_OK;
}