1 files changed, 43 insertions, 0 deletions
diff --git a/netwerk/base/nsSyncStreamListener.h b/netwerk/base/nsSyncStreamListener.h
new file mode 100644
index 0000000000..9bd9908535
--- /dev/null
+++ b/netwerk/base/nsSyncStreamListener.h
@@ -0,0 +1,43 @@
+/* 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/. */
+
+#ifndef nsSyncStreamListener_h__
+#define nsSyncStreamListener_h__
+
+#include "nsISyncStreamListener.h"
+#include "nsIInputStream.h"
+#include "nsIOutputStream.h"
+#include "nsCOMPtr.h"
+#include "mozilla/Attributes.h"
+
+//-----------------------------------------------------------------------------
+
+class nsSyncStreamListener final : public nsISyncStreamListener,
+                                   public nsIInputStream {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIREQUESTOBSERVER
+  NS_DECL_NSISTREAMLISTENER
+  NS_DECL_NSISYNCSTREAMLISTENER
+  NS_DECL_NSIINPUTSTREAM
+
+ private:
+  // Factory method:
+  friend nsresult NS_NewSyncStreamListener(nsIStreamListener** result,
+                                           nsIInputStream** stream);
+  nsSyncStreamListener();
+  ~nsSyncStreamListener() = default;
+
+  nsresult Init();
+
+  nsresult WaitForData();
+
+  nsCOMPtr<nsIInputStream> mPipeIn;
+  nsCOMPtr<nsIOutputStream> mPipeOut;
+  nsresult mStatus{NS_OK};
+  bool mKeepWaiting{false};
+  bool mDone{false};
+};
+
+#endif  // nsSyncStreamListener_h__