1 files changed, 40 insertions, 0 deletions
diff --git a/ipc/chromium/src/chrome/common/mach_ipc_mac.h b/ipc/chromium/src/chrome/common/mach_ipc_mac.h
new file mode 100644
index 0000000000..c9af70c0c6
--- /dev/null
+++ b/ipc/chromium/src/chrome/common/mach_ipc_mac.h
@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_MACH_IPC_MAC_H_
+#define BASE_MACH_IPC_MAC_H_
+
+#include <mach/mach.h>
+#include <mach/message.h>
+#include <servers/bootstrap.h>
+#include <sys/types.h>
+
+#include "mozilla/Maybe.h"
+#include "mozilla/Result.h"
+#include "mozilla/UniquePtrExtensions.h"
+
+//==============================================================================
+// Helper function for sending a minimal mach IPC messages with a single send
+// right attached. The endpoint will not be consumed unless the
+// `endpoint_disposition` argument is set to a consuming disposition, and
+// `KERN_SUCCESS` is returned.
+kern_return_t MachSendPortSendRight(
+    mach_port_t endpoint, mach_port_t attachment,
+    mozilla::Maybe<mach_msg_timeout_t> opt_timeout,
+    mach_msg_type_name_t endpoint_disposition = MACH_MSG_TYPE_COPY_SEND);
+
+//==============================================================================
+// Helper function for receiving a minimal mach IPC message with a single send
+// right attached.
+// If the `audit_token` parameter is provided, it will be populated with the
+// sender's audit token, which can be used to verify the identity of the sender.
+kern_return_t MachReceivePortSendRight(
+    const mozilla::UniqueMachReceiveRight& endpoint,
+    mozilla::Maybe<mach_msg_timeout_t> opt_timeout,
+    mozilla::UniqueMachSendRight* attachment,
+    audit_token_t* audit_token = nullptr);
+
+#endif  // BASE_MACH_IPC_MAC_H_