1 files changed, 32 insertions, 0 deletions
diff --git a/dom/u2f/U2FAuthenticator.h b/dom/u2f/U2FAuthenticator.h
new file mode 100644
index 0000000000..a91b6578c5
--- /dev/null
+++ b/dom/u2f/U2FAuthenticator.h
@@ -0,0 +1,32 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=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/. */
+
+#ifndef mozilla_dom_U2FAuthenticator_h
+#define mozilla_dom_U2FAuthenticator_h
+
+#include "mozilla/MozPromise.h"
+
+namespace mozilla::dom {
+
+// These enumerations are defined in the FIDO U2F Javascript API under the
+// interface "ErrorCode" as constant integers, and thus in the U2F.webidl file.
+// Any changes to these must occur in both locations.
+enum class ErrorCode {
+  OK = 0,
+  OTHER_ERROR = 1,
+  BAD_REQUEST = 2,
+  CONFIGURATION_UNSUPPORTED = 3,
+  DEVICE_INELIGIBLE = 4,
+  TIMEOUT = 5
+};
+
+typedef MozPromise<nsString, ErrorCode, false> U2FPromise;
+
+constexpr auto kRequiredU2FVersion = u"U2F_V2"_ns;
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_U2FAuthenticator_h