| // 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_SOCKET_MESSAGE_FILTER_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TCP_SOCKET_MESSAGE_FILTER_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "content/browser/renderer_host/pepper/ssl_context_helper.h" |
| #include "content/common/content_export.h" |
| #include "net/base/address_list.h" |
| #include "net/base/ip_endpoint.h" |
| #include "net/socket/tcp_socket.h" |
| #include "ppapi/c/pp_instance.h" |
| #include "ppapi/c/ppb_tcp_socket.h" |
| #include "ppapi/c/private/ppb_net_address_private.h" |
| #include "ppapi/host/resource_message_filter.h" |
| #include "ppapi/shared_impl/ppb_tcp_socket_shared.h" |
| |
| namespace net { |
| enum AddressFamily; |
| class DrainableIOBuffer; |
| class IOBuffer; |
| class SingleRequestHostResolver; |
| class SSLClientSocket; |
| } |
| |
| namespace ppapi { |
| class SocketOptionData; |
| |
| namespace host { |
| class PpapiHost; |
| struct ReplyMessageContext; |
| } |
| } |
| |
| namespace content { |
| |
| class BrowserPpapiHostImpl; |
| class ContentBrowserPepperHostFactory; |
| class ResourceContext; |
| |
| class CONTENT_EXPORT PepperTCPSocketMessageFilter |
| : public ppapi::host::ResourceMessageFilter { |
| public: |
| PepperTCPSocketMessageFilter( |
| ContentBrowserPepperHostFactory* factory, |
| BrowserPpapiHostImpl* host, |
| PP_Instance instance, |
| ppapi::TCPSocketVersion version); |
| |
| // Used for creating already connected sockets. |
| PepperTCPSocketMessageFilter( |
| BrowserPpapiHostImpl* host, |
| PP_Instance instance, |
| ppapi::TCPSocketVersion version, |
| scoped_ptr<net::TCPSocket> socket); |
| |
| static size_t GetNumInstances(); |
| |
| private: |
| virtual ~PepperTCPSocketMessageFilter(); |
| |
| // ppapi::host::ResourceMessageFilter overrides. |
| virtual scoped_refptr<base::TaskRunner> OverrideTaskRunnerForMessage( |
| const IPC::Message& message) OVERRIDE; |
| virtual int32_t OnResourceMessageReceived( |
| const IPC::Message& msg, |
| ppapi::host::HostMessageContext* context) OVERRIDE; |
| |
| int32_t OnMsgBind(const ppapi::host::HostMessageContext* context, |
| const PP_NetAddress_Private& net_addr); |
| int32_t OnMsgConnect(const ppapi::host::HostMessageContext* context, |
| const std::string& host, |
| uint16_t port); |
| int32_t OnMsgConnectWithNetAddress( |
| const ppapi::host::HostMessageContext* context, |
| const PP_NetAddress_Private& net_addr); |
| int32_t OnMsgSSLHandshake( |
| const ppapi::host::HostMessageContext* context, |
| const std::string& server_name, |
| uint16_t server_port, |
| const std::vector<std::vector<char> >& trusted_certs, |
| const std::vector<std::vector<char> >& untrusted_certs); |
| int32_t OnMsgRead(const ppapi::host::HostMessageContext* context, |
| int32_t bytes_to_read); |
| int32_t OnMsgWrite(const ppapi::host::HostMessageContext* context, |
| const std::string& data); |
| int32_t OnMsgListen(const ppapi::host::HostMessageContext* context, |
| int32_t backlog); |
| int32_t OnMsgAccept(const ppapi::host::HostMessageContext* context); |
| int32_t OnMsgClose(const ppapi::host::HostMessageContext* context); |
| int32_t OnMsgSetOption(const ppapi::host::HostMessageContext* context, |
| PP_TCPSocket_Option name, |
| const ppapi::SocketOptionData& value); |
| |
| void DoBind(const ppapi::host::ReplyMessageContext& context, |
| const PP_NetAddress_Private& net_addr); |
| void DoConnect(const ppapi::host::ReplyMessageContext& context, |
| const std::string& host, |
| uint16_t port, |
| ResourceContext* resource_context); |
| void DoConnectWithNetAddress( |
| const ppapi::host::ReplyMessageContext& context, |
| const PP_NetAddress_Private& net_addr); |
| void DoWrite(const ppapi::host::ReplyMessageContext& context); |
| void DoListen(const ppapi::host::ReplyMessageContext& context, |
| int32_t backlog); |
| |
| void OnResolveCompleted(const ppapi::host::ReplyMessageContext& context, |
| int net_result); |
| void StartConnect(const ppapi::host::ReplyMessageContext& context); |
| |
| void OnConnectCompleted(const ppapi::host::ReplyMessageContext& context, |
| int net_result); |
| void OnSSLHandshakeCompleted(const ppapi::host::ReplyMessageContext& context, |
| int net_result); |
| void OnReadCompleted(const ppapi::host::ReplyMessageContext& context, |
| int net_result); |
| void OnWriteCompleted(const ppapi::host::ReplyMessageContext& context, |
| int net_result); |
| void OnAcceptCompleted(const ppapi::host::ReplyMessageContext& context, |
| int net_result); |
| |
| void SendBindReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result, |
| const PP_NetAddress_Private& local_addr); |
| void SendBindError(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_error); |
| void SendConnectReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result, |
| const PP_NetAddress_Private& local_addr, |
| const PP_NetAddress_Private& remote_addr); |
| void SendConnectError(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_error); |
| void SendSSLHandshakeReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result); |
| void SendReadReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result, |
| const std::string& data); |
| void SendReadError(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_error); |
| void SendWriteReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result); |
| void SendListenReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result); |
| void SendAcceptReply(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_result, |
| int pending_host_id, |
| const PP_NetAddress_Private& local_addr, |
| const PP_NetAddress_Private& remote_addr); |
| void SendAcceptError(const ppapi::host::ReplyMessageContext& context, |
| int32_t pp_error); |
| |
| bool IsPrivateAPI() const { |
| return version_ == ppapi::TCP_SOCKET_VERSION_PRIVATE; |
| } |
| |
| // The following fields are used on both the UI and IO thread. |
| const ppapi::TCPSocketVersion version_; |
| |
| // The following fields are used only on the UI thread. |
| const bool external_plugin_; |
| |
| int render_process_id_; |
| int render_view_id_; |
| |
| // The following fields are used only on the IO thread. |
| // Non-owning ptr. |
| ppapi::host::PpapiHost* ppapi_host_; |
| // Non-owning ptr. |
| ContentBrowserPepperHostFactory* factory_; |
| PP_Instance instance_; |
| |
| ppapi::TCPSocketState state_; |
| bool end_of_file_reached_; |
| |
| // This is the address requested to bind. Please note that this is not the |
| // bound address. For example, |bind_input_addr_| may have port set to 0. |
| // It is used to check permission for listening. |
| PP_NetAddress_Private bind_input_addr_; |
| |
| scoped_ptr<net::SingleRequestHostResolver> resolver_; |
| |
| // |address_list_| may store multiple addresses when |
| // PPB_TCPSocket_Private.Connect() is used, which involves name resolution. |
| // In that case, we will try each address in the list until a connection is |
| // successfully established. |
| net::AddressList address_list_; |
| // Where we are in the above list. |
| size_t address_index_; |
| |
| // Non-null unless an SSL connection is requested. |
| scoped_ptr<net::TCPSocket> socket_; |
| // Non-null if an SSL connection is requested. |
| scoped_ptr<net::SSLClientSocket> ssl_socket_; |
| |
| scoped_refptr<net::IOBuffer> read_buffer_; |
| |
| // TCPSocket::Write() may not always write the full buffer, but we would |
| // rather have our DoWrite() do so whenever possible. To do this, we may have |
| // to call the former multiple times for each of the latter. This entails |
| // using a DrainableIOBuffer, which requires an underlying base IOBuffer. |
| scoped_refptr<net::IOBuffer> write_buffer_base_; |
| scoped_refptr<net::DrainableIOBuffer> write_buffer_; |
| scoped_refptr<SSLContextHelper> ssl_context_helper_; |
| |
| bool pending_accept_; |
| scoped_ptr<net::TCPSocket> accepted_socket_; |
| net::IPEndPoint accepted_address_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PepperTCPSocketMessageFilter); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_TCP_SOCKET_MESSAGE_FILTER_H_ |