Index: ipc/handle_win.h |
diff --git a/ipc/handle_win.h b/ipc/handle_win.h |
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+// Copyright 2015 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 IPC_HANDLE_WIN_H_ |
+#define IPC_HANDLE_WIN_H_ |
+ |
+#include <windows.h> |
+ |
+#include "ipc/ipc_export.h" |
+#include "ipc/ipc_message_macros.h" |
+ |
+namespace IPC { |
+ |
+// HandleWin is a wrapper around a Windows HANDLE that can be transported |
+// across Chrome IPC channels that support attachment brokering. The HANDLE will |
+// be duplicated into the destination process. |
+class IPC_EXPORT HandleWin { |
+ public: |
+ enum Permissions { |
+ // A placeholder value to be used by the receiving IPC channel, since the |
+ // permissions information is only used by the broker process. |
+ INVALID, |
+ // The new HANDLE will have the same permissions as the old HANDLE. |
+ DUPLICATE, |
+ // The new HANDLE will have file read and write permissions. |
+ FILE_READ_WRITE, |
+ MAX_PERMISSIONS = FILE_READ_WRITE |
+ }; |
+ |
+ HandleWin(const HANDLE& handle, Permissions permissions); |
+ |
+ HANDLE get_handle() const { return handle_; } |
+ void set_handle(HANDLE handle) { handle_ = handle; } |
+ Permissions get_permissions() const { return permissions_; } |
+ |
+ private: |
+ HANDLE handle_; |
+ Permissions permissions_; |
+}; |
+ |
+template <> |
+struct IPC_EXPORT ParamTraits<HandleWin> { |
+ typedef HandleWin param_type; |
+ static void Write(Message* m, const param_type& p); |
+ static bool Read(const Message* m, base::PickleIterator* iter, param_type* p); |
+ static void Log(const param_type& p, std::string* l); |
+}; |
+ |
+} // namespace IPC |
+ |
+#endif // IPC_HANDLE_WIN_H_ |