xref: /aosp_15_r20/external/cronet/components/nacl/renderer/trusted_plugin_channel.h (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1 // Copyright 2014 The Chromium Authors
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 COMPONENTS_NACL_RENDERER_TRUSTED_PLUGIN_CHANNEL_H_
6 #define COMPONENTS_NACL_RENDERER_TRUSTED_PLUGIN_CHANNEL_H_
7 
8 #include "base/functional/callback.h"
9 #include "base/memory/raw_ptr.h"
10 #include "components/nacl/common/nacl.mojom.h"
11 #include "mojo/public/cpp/bindings/pending_receiver.h"
12 #include "mojo/public/cpp/bindings/pending_remote.h"
13 #include "mojo/public/cpp/bindings/receiver.h"
14 #include "mojo/public/cpp/bindings/remote.h"
15 #include "native_client/src/trusted/service_runtime/nacl_error_code.h"
16 #include "ppapi/c/pp_instance.h"
17 
18 namespace nacl {
19 class NexeLoadManager;
20 
21 class TrustedPluginChannel : public mojom::NaClRendererHost {
22  public:
23   TrustedPluginChannel(NexeLoadManager* nexe_load_manager,
24                        mojo::PendingReceiver<mojom::NaClRendererHost> receiver,
25                        bool is_helper_nexe);
26 
27   TrustedPluginChannel(const TrustedPluginChannel&) = delete;
28   TrustedPluginChannel& operator=(const TrustedPluginChannel&) = delete;
29 
30   ~TrustedPluginChannel() override;
31 
32  private:
33   void OnChannelError();
34 
35   // mojom::NaClRendererHost overrides.
36   void ReportExitStatus(int exit_status,
37                         ReportExitStatusCallback callback) override;
38   void ReportLoadStatus(NaClErrorCode load_status,
39                         ReportLoadStatusCallback callback) override;
40   void ProvideExitControl(
41       mojo::PendingRemote<mojom::NaClExitControl> exit_control) override;
42 
43   // Non-owning pointer. This is safe because the TrustedPluginChannel is owned
44   // by the NexeLoadManager pointed to here.
45   raw_ptr<NexeLoadManager> nexe_load_manager_;
46   mojo::Receiver<mojom::NaClRendererHost> receiver_;
47   mojo::Remote<mojom::NaClExitControl> exit_control_;
48   const bool is_helper_nexe_;
49 };
50 
51 }  // namespace nacl
52 
53 #endif  // COMPONENTS_NACL_RENDERER_TRUSTED_PLUGIN_CHANNEL_H_
54