// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef IPC_MESSAGE_FILTER_ROUTER_H_
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#define IPC_MESSAGE_FILTER_ROUTER_H_
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#include <vector>
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#include "ipc/ipc_message_start.h"
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namespace IPC {
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class Message;
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class MessageFilter;
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class MessageFilterRouter {
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public:
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typedef std::vector<MessageFilter*> MessageFilters;
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MessageFilterRouter();
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~MessageFilterRouter();
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void AddFilter(MessageFilter* filter);
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void RemoveFilter(MessageFilter* filter);
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bool TryFilters(const Message& message);
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void Clear();
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private:
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// List of global and selective filters; a given filter will exist in either
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// |message_global_filters_| OR |message_class_filters_|, but not both.
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// Note that |message_global_filters_| will be given first offering of any
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// given message. It's the filter implementer and installer's
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// responsibility to ensure that a filter is either global or selective to
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// ensure proper message filtering order.
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MessageFilters global_filters_;
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MessageFilters message_class_filters_[LastIPCMsgStart];
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};
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} // namespace IPC
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#endif // IPC_MESSAGE_FILTER_ROUTER_H_
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