1 files changed, 98 insertions, 0 deletions
diff --git a/netwerk/base/nsISpeculativeConnect.idl b/netwerk/base/nsISpeculativeConnect.idl
new file mode 100644
index 0000000000..e1f890a04b
--- /dev/null
+++ b/netwerk/base/nsISpeculativeConnect.idl
@@ -0,0 +1,98 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+#include "nsISupports.idl"
+
+interface nsIPrincipal;
+interface nsIURI;
+interface nsIInterfaceRequestor;
+
+%{C++
+namespace mozilla {
+
+class OriginAttributes;
+
+}
+%}
+
+native OriginAttributes(mozilla::OriginAttributes&&);
+
+[scriptable, builtinclass, uuid(d74a17ac-5b8a-4824-a309-b1f04a3c4aed)]
+interface nsISpeculativeConnect : nsISupports
+{
+    /**
+     * Called as a hint to indicate a new transaction for the URI is likely coming
+     * soon. The implementer may use this information to start a TCP
+     * and/or SSL level handshake for that resource immediately so that it is
+     * ready and/or progressed when the transaction is actually submitted.
+     *
+     * No obligation is taken on by the implementer, nor is the submitter obligated
+     * to actually open the new channel.
+     *
+     * @param aURI the URI of the hinted transaction
+     * @param aPrincipal the principal that will be used for opening the
+     *        channel of the hinted transaction.
+     * @param aCallbacks any security callbacks for use with SSL for interfaces.
+     *        May be null.
+     * @param aAnonymous indicates if this is an anonymous connection.
+     *
+     */
+    void speculativeConnect(in nsIURI aURI,
+                            in nsIPrincipal aPrincipal,
+                            in nsIInterfaceRequestor aCallbacks,
+                            in boolean aAnonymous);
+
+    /**
+     * This method is similar to speculativeConnect, but it use
+     * the partition key of the originAttributes directly to create the
+     * connection.
+     */
+    [implicit_jscontext]
+    void speculativeConnectWithOriginAttributes(
+        in nsIURI aURI,
+        in jsval originAttributes,
+        in nsIInterfaceRequestor aCallbacks,
+        in boolean aAnonymous);
+
+    [notxpcom]
+    void speculativeConnectWithOriginAttributesNative(
+        in nsIURI aURI,
+        in OriginAttributes originAttributes,
+        in nsIInterfaceRequestor aCallbacks,
+        in boolean aAnonymous);
+};
+
+/**
+ * This is used to override the default values for various values (documented
+ * inline) to determine whether or not to actually make a speculative
+ * connection.
+ */
+[uuid(1040ebe3-6ed1-45a6-8587-995e082518d7)]
+interface nsISpeculativeConnectionOverrider : nsISupports
+{
+    /**
+     * Used to determine the maximum number of unused speculative connections
+     * we will have open for a host at any one time
+     */
+    [infallible] readonly attribute unsigned long parallelSpeculativeConnectLimit;
+
+    /**
+     * Used to determine if we will ignore the existence of any currently idle
+     * connections when we decide whether or not to make a speculative
+     * connection.
+     */
+    [infallible] readonly attribute boolean ignoreIdle;
+
+    /*
+     * Used by the Predictor to gather telemetry data on speculative connection
+     * usage.
+     */
+    [infallible] readonly attribute boolean isFromPredictor;
+
+    /**
+     * by default speculative connections are not made to RFC 1918 addresses
+     */
+    [infallible] readonly attribute boolean allow1918;
+};