1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef PPAPI_PROXY_INTERFACE_PROXY_H_
6#define PPAPI_PROXY_INTERFACE_PROXY_H_
7
8#include "base/basictypes.h"
9#include "ipc/ipc_listener.h"
10#include "ipc/ipc_sender.h"
11#include "ppapi/c/pp_completion_callback.h"
12#include "ppapi/c/pp_resource.h"
13#include "ppapi/c/pp_var.h"
14#include "ppapi/shared_impl/api_id.h"
15
16namespace ppapi {
17namespace proxy {
18
19class Dispatcher;
20
21class InterfaceProxy : public IPC::Listener, public IPC::Sender {
22 public:
23  // Factory function type for interfaces. Ownership of the returned pointer
24  // is transferred to the caller.
25  typedef InterfaceProxy* (*Factory)(Dispatcher* dispatcher);
26
27  // DEPRECATED: New classes should be registered directly in the interface
28  // list. This is kept around until we convert all the existing code.
29  //
30  // Information about the interface. Each interface has a static function to
31  // return its info, which allows either construction on the target side, and
32  // getting the proxied interface on the source side (see dispatcher.h for
33  // terminology).
34  struct Info {
35    const void* interface_ptr;
36
37    const char* name;
38    ApiID id;
39
40    bool is_trusted;
41
42    InterfaceProxy::Factory create_proxy;
43  };
44
45  virtual ~InterfaceProxy();
46
47  Dispatcher* dispatcher() const { return dispatcher_; }
48
49  // IPC::Sender implementation.
50  virtual bool Send(IPC::Message* msg);
51
52  // Sub-classes must implement IPC::Listener which contains this:
53  //virtual bool OnMessageReceived(const IPC::Message& msg);
54
55 protected:
56  // Creates the given interface associated with the given dispatcher. The
57  // dispatcher manages our lifetime.
58  InterfaceProxy(Dispatcher* dispatcher);
59
60 private:
61  Dispatcher* dispatcher_;
62};
63
64}  // namespace proxy
65}  // namespace ppapi
66
67#endif  // PPAPI_PROXY_INTERFACE_PROXY_H_
68
69