| // Copyright 2013 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 CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TCP_SERVER_SOCKET_MESSAGE_FILTER_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TCP_SERVER_SOCKET_MESSAGE_FILTER_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <memory> |
| |
| #include "base/compiler_specific.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/optional.h" |
| #include "build/build_config.h" |
| #include "content/common/content_export.h" |
| #include "mojo/public/cpp/system/data_pipe.h" |
| #include "net/base/ip_endpoint.h" |
| #include "ppapi/c/pp_instance.h" |
| #include "ppapi/c/private/ppb_net_address_private.h" |
| #include "ppapi/host/resource_message_filter.h" |
| #include "services/network/public/mojom/tcp_socket.mojom.h" |
| |
| #if defined(OS_CHROMEOS) |
| #include "chromeos/network/firewall_hole.h" |
| #include "content/public/browser/browser_thread.h" |
| #endif // defined(OS_CHROMEOS) |
| |
| namespace network { |
| namespace mojom { |
| class NetworkContext; |
| } |
| } // namespace network |
| |
| namespace ppapi { |
| namespace host { |
| class PpapiHost; |
| } |
| } |
| |
| namespace content { |
| |
| class BrowserPpapiHostImpl; |
| class ContentBrowserPepperHostFactory; |
| |
| // TODO(yzshen): Remove this class entirely and let |
| // TCPServerSocketPrivateResource inherit TCPSocketResourceBase. |
| class CONTENT_EXPORT PepperTCPServerSocketMessageFilter |
| : public ppapi::host::ResourceMessageFilter { |
| public: |
| PepperTCPServerSocketMessageFilter(ContentBrowserPepperHostFactory* factory, |
| BrowserPpapiHostImpl* host, |
| PP_Instance instance, |
| bool private_api); |
| |
| // Sets a global NetworkContext object to be used instead of the real one for |
| // doing all network operations. |
| static void SetNetworkContextForTesting( |
| network::mojom::NetworkContext* network_context); |
| |
| static size_t GetNumInstances(); |
| |
| protected: |
| ~PepperTCPServerSocketMessageFilter() override; |
| |
| private: |
| enum State { |
| STATE_BEFORE_LISTENING, |
| STATE_LISTEN_IN_PROGRESS, |
| STATE_LISTENING, |
| STATE_ACCEPT_IN_PROGRESS, |
| STATE_CLOSED |
| }; |
| |
| // ppapi::host::ResourceMessageFilter overrides. |
| void OnFilterDestroyed() override; |
| scoped_refptr<base::TaskRunner> OverrideTaskRunnerForMessage( |
| const IPC::Message& message) override; |
| int32_t OnResourceMessageReceived( |
| const IPC::Message& msg, |
| ppapi::host::HostMessageContext* context) override; |
| |
| int32_t OnMsgListen(const ppapi::host::HostMessageContext* context, |
| const PP_NetAddress_Private& addr, |
| int32_t backlog); |
| int32_t OnMsgAccept(const ppapi::host::HostMessageContext* context); |
| int32_t OnMsgStopListening(const ppapi::host::HostMessageContext* context); |
| |
| void DoListen(const ppapi::host::ReplyMessageContext& context, |
| int32_t backlog); |
| |
| void OnListenCompleted(const ppapi::host::ReplyMessageContext& context, |
| int net_result, |
| const base::Optional<net::IPEndPoint>& local_addr); |
| void OnAcceptCompleted( |
| const ppapi::host::ReplyMessageContext& context, |
| network::mojom::SocketObserverRequest socket_observer_request, |
| int net_result, |
| const base::Optional<net::IPEndPoint>& remote_addr, |
| network::mojom::TCPConnectedSocketPtr connected_socket, |
| mojo::ScopedDataPipeConsumerHandle receive_stream, |
| mojo::ScopedDataPipeProducerHandle send_stream); |
| void OnAcceptCompletedOnIOThread( |
| const ppapi::host::ReplyMessageContext& context, |
| network::mojom::TCPConnectedSocketPtrInfo connected_socket, |
| network::mojom::SocketObserverRequest socket_observer_request, |
| mojo::ScopedDataPipeConsumerHandle receive_stream, |
| mojo::ScopedDataPipeProducerHandle send_stream, |
| PP_NetAddress_Private pp_local_addr, |
| PP_NetAddress_Private pp_remote_addr); |
| |
| // Closes the socket and FirewallHole, if they're open, and prevents |
| // |this| from being used further, even with a new socket. |
| void Close(); |
| |
| void SendListenReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result, |
| const PP_NetAddress_Private& local_addr); |
| void SendListenError(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result); |
| void SendAcceptReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result, |
| int pending_resource_id, |
| const PP_NetAddress_Private& local_addr, |
| const PP_NetAddress_Private& remote_addr); |
| void SendAcceptError(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result); |
| |
| #if defined(OS_CHROMEOS) |
| void OpenFirewallHole(const ppapi::host::ReplyMessageContext& context, |
| const net::IPEndPoint& local_addr); |
| void OnFirewallHoleOpened(const ppapi::host::ReplyMessageContext& context, |
| std::unique_ptr<chromeos::FirewallHole> hole); |
| #endif // defined(OS_CHROMEOS) |
| |
| // Following fields are initialized and used only on the IO thread. |
| // Non-owning ptr. |
| ppapi::host::PpapiHost* ppapi_host_; |
| // Non-owning ptr. |
| ContentBrowserPepperHostFactory* factory_; |
| PP_Instance instance_; |
| |
| State state_; |
| network::mojom::TCPServerSocketPtr socket_; |
| |
| PP_NetAddress_Private bound_addr_; |
| |
| #if defined(OS_CHROMEOS) |
| std::unique_ptr<chromeos::FirewallHole, |
| content::BrowserThread::DeleteOnUIThread> |
| firewall_hole_; |
| #endif // defined(OS_CHROMEOS) |
| |
| // Following fields are initialized on the IO thread but used only |
| // on the UI thread. |
| const bool external_plugin_; |
| const bool private_api_; |
| int render_process_id_; |
| int render_frame_id_; |
| |
| // Used in place of the StoragePartition's NetworkContext when non-null. |
| static network::mojom::NetworkContext* network_context_for_testing; |
| |
| // Vends weak pointers on the UI thread, for callbacks passed through Mojo |
| // pipes not owned by |this|. All weak pointers released in Close(). |
| base::WeakPtrFactory<PepperTCPServerSocketMessageFilter> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PepperTCPServerSocketMessageFilter); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TCP_SERVER_SOCKET_MESSAGE_FILTER_H_ |