1 files changed, 39 insertions, 0 deletions
diff --git a/comm/mailnews/compose/src/SMTPProtocolHandler.jsm b/comm/mailnews/compose/src/SMTPProtocolHandler.jsm
new file mode 100644
index 0000000000..d139e15784
--- /dev/null
+++ b/comm/mailnews/compose/src/SMTPProtocolHandler.jsm
@@ -0,0 +1,39 @@
+/* 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/. */
+
+var EXPORTED_SYMBOLS = ["SMTPProtocolHandler", "SMTPSProtocolHandler"];
+
+/**
+ * @implements {nsIProtocolHandler}
+ */
+class SMTPProtocolHandler {
+  QueryInterface = ChromeUtils.generateQI(["nsIProtocolHandler"]);
+
+  scheme = "smtp";
+
+  newChannel(aURI, aLoadInfo) {
+    throw Components.Exception(
+      `${this.constructor.name}.newChannel not implemented`,
+      Cr.NS_ERROR_NOT_IMPLEMENTED
+    );
+  }
+
+  allowPort(port, scheme) {
+    return port == Ci.nsISmtpUrl.DEFAULT_SMTP_PORT;
+  }
+}
+SMTPProtocolHandler.prototype.classID = Components.ID(
+  "{b14c2b67-8680-4c11-8d63-9403c7d4f757}"
+);
+
+class SMTPSProtocolHandler extends SMTPProtocolHandler {
+  scheme = "smtps";
+
+  allowPort(port, scheme) {
+    return port == Ci.nsISmtpUrl.DEFAULT_SMTPS_PORT;
+  }
+}
+SMTPSProtocolHandler.prototype.classID = Components.ID(
+  "{057d0997-9e3a-411e-b4ee-2602f53fe05f}"
+);