PPB_TCPSocket: add support for TCP server socket operations.

ppapi/proxy/tcp_socket_resource.h

 // 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 PPAPI_PROXY_TCP_SOCKET_RESOURCE_H_
 #define PPAPI_PROXY_TCP_SOCKET_RESOURCE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ppapi/proxy/tcp_socket_resource_base.h"
 #include "ppapi/thunk/ppb_tcp_socket_api.h"
 
 namespace ppapi {
+
+enum TCPSocketVersion;
+
 namespace proxy {
 
 class PPAPI_PROXY_EXPORT TCPSocketResource : public thunk::PPB_TCPSocket_API,
                                              public TCPSocketResourceBase {
  public:
-  TCPSocketResource(Connection connection, PP_Instance instance);
+  // C-tor used for new sockets created.
+  TCPSocketResource(Connection connection,
+                    PP_Instance instance,
+                    TCPSocketVersion version);
+
   virtual ~TCPSocketResource();
 
   // PluginResource overrides.
   virtual thunk::PPB_TCPSocket_API* AsPPB_TCPSocket_API() OVERRIDE;
 
   // thunk::PPB_TCPSocket_API implementation.
+  virtual int32_t Bind(PP_Resource addr,
+                       scoped_refptr<TrackedCallback> callback) OVERRIDE;
   virtual int32_t Connect(PP_Resource addr,
                           scoped_refptr<TrackedCallback> callback) OVERRIDE;
   virtual PP_Resource GetLocalAddress() OVERRIDE;
   virtual PP_Resource GetRemoteAddress() OVERRIDE;
   virtual int32_t Read(char* buffer,
                        int32_t bytes_to_read,
                        scoped_refptr<TrackedCallback> callback) OVERRIDE;
   virtual int32_t Write(const char* buffer,
                         int32_t bytes_to_write,
                         scoped_refptr<TrackedCallback> callback) OVERRIDE;
+  virtual int32_t Listen(int32_t backlog,
+                         scoped_refptr<TrackedCallback> callback) OVERRIDE;
+  virtual int32_t Accept(PP_Resource* accepted_tcp_socket,
+                         scoped_refptr<TrackedCallback> callback) OVERRIDE;
   virtual void Close() OVERRIDE;
   virtual int32_t SetOption(PP_TCPSocket_Option name,
                             const PP_Var& value,
                             scoped_refptr<TrackedCallback> callback) OVERRIDE;
 
+  // TCPSocketResourceBase implementation.
+  virtual PP_Resource CreateAcceptedSocket(
+      int pending_host_id,
+      const PP_NetAddress_Private& local_addr,
+      const PP_NetAddress_Private& remote_addr) OVERRIDE;
+
  private:
+  // C-tor used for accepted sockets.
+  TCPSocketResource(Connection connection,
+                    PP_Instance instance,
+                    int pending_host_id,
+                    const PP_NetAddress_Private& local_addr,
+                    const PP_NetAddress_Private& remote_addr);
+
   DISALLOW_COPY_AND_ASSIGN(TCPSocketResource);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_TCP_SOCKET_RESOURCE_H_