1 files changed, 92 insertions, 0 deletions
diff --git a/widget/gtk/AsyncDBus.cpp b/widget/gtk/AsyncDBus.cpp
new file mode 100644
index 0000000000..cb1905dc17
--- /dev/null
+++ b/widget/gtk/AsyncDBus.cpp
@@ -0,0 +1,92 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 "AsyncDBus.h"
+
+#include <dbus/dbus-glib-lowlevel.h>
+#include "mozilla/UniquePtrExtensions.h"
+
+namespace mozilla::widget {
+
+static void CreateProxyCallback(GObject*, GAsyncResult* aResult,
+                                gpointer aUserData) {
+  RefPtr<DBusProxyPromise::Private> promise =
+      dont_AddRef(static_cast<DBusProxyPromise::Private*>(aUserData));
+  GUniquePtr<GError> error;
+  RefPtr<GDBusProxy> proxy = dont_AddRef(
+      g_dbus_proxy_new_for_bus_finish(aResult, getter_Transfers(error)));
+  if (proxy) {
+    promise->Resolve(std::move(proxy), __func__);
+  } else {
+    promise->Reject(std::move(error), __func__);
+  }
+}
+
+RefPtr<DBusProxyPromise> CreateDBusProxyForBus(
+    GBusType aBusType, GDBusProxyFlags aFlags,
+    GDBusInterfaceInfo* aInterfaceInfo, const char* aName,
+    const char* aObjectPath, const char* aInterfaceName,
+    GCancellable* aCancellable) {
+  auto promise = MakeRefPtr<DBusProxyPromise::Private>(__func__);
+  g_dbus_proxy_new_for_bus(aBusType, aFlags, aInterfaceInfo, aName, aObjectPath,
+                           aInterfaceName, aCancellable, CreateProxyCallback,
+                           do_AddRef(promise).take());
+  return promise.forget();
+}
+
+static void ProxyCallCallback(GObject* aSourceObject, GAsyncResult* aResult,
+                              gpointer aUserData) {
+  RefPtr<DBusCallPromise::Private> promise =
+      dont_AddRef(static_cast<DBusCallPromise::Private*>(aUserData));
+  GUniquePtr<GError> error;
+  RefPtr<GVariant> result = dont_AddRef(g_dbus_proxy_call_finish(
+      G_DBUS_PROXY(aSourceObject), aResult, getter_Transfers(error)));
+  if (result) {
+    promise->Resolve(std::move(result), __func__);
+  } else {
+    promise->Reject(std::move(error), __func__);
+  }
+}
+
+RefPtr<DBusCallPromise> DBusProxyCall(GDBusProxy* aProxy, const char* aMethod,
+                                      GVariant* aArgs, GDBusCallFlags aFlags,
+                                      gint aTimeout,
+                                      GCancellable* aCancellable) {
+  auto promise = MakeRefPtr<DBusCallPromise::Private>(__func__);
+  g_dbus_proxy_call(aProxy, aMethod, aArgs, aFlags, aTimeout, aCancellable,
+                    ProxyCallCallback, do_AddRef(promise).take());
+  return promise.forget();
+}
+
+static void ProxyCallWithUnixFDListCallback(GObject* aSourceObject,
+                                            GAsyncResult* aResult,
+                                            gpointer aUserData) {
+  RefPtr<DBusCallPromise::Private> promise =
+      dont_AddRef(static_cast<DBusCallPromise::Private*>(aUserData));
+  GUniquePtr<GError> error;
+  GUnixFDList** aFDList = nullptr;
+  RefPtr<GVariant> result =
+      dont_AddRef(g_dbus_proxy_call_with_unix_fd_list_finish(
+          G_DBUS_PROXY(aSourceObject), aFDList, aResult,
+          getter_Transfers(error)));
+  if (result) {
+    promise->Resolve(std::move(result), __func__);
+  } else {
+    promise->Reject(std::move(error), __func__);
+  }
+}
+
+RefPtr<DBusCallPromise> DBusProxyCallWithUnixFDList(
+    GDBusProxy* aProxy, const char* aMethod, GVariant* aArgs,
+    GDBusCallFlags aFlags, gint aTimeout, GUnixFDList* aFDList,
+    GCancellable* aCancellable) {
+  auto promise = MakeRefPtr<DBusCallPromise::Private>(__func__);
+  g_dbus_proxy_call_with_unix_fd_list(
+      aProxy, aMethod, aArgs, aFlags, aTimeout, aFDList, aCancellable,
+      ProxyCallWithUnixFDListCallback, do_AddRef(promise).take());
+  return promise.forget();
+}
+
+}  // namespace mozilla::widget