native_client_sdk/src/libraries/nacl_io/socket/tcp_node.h

   1 // Copyright 2013 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 LIBRARIES_NACL_IO_SOCKET_TCP_NODE_H_
   6 #define LIBRARIES_NACL_IO_SOCKET_TCP_NODE_H_
   7
   8 #include "nacl_io/ossocket.h"
   9 #ifdef PROVIDES_SOCKET_API
  10
  11 #include <ppapi/c/pp_resource.h>
  12 #include <ppapi/c/ppb_tcp_socket.h>
  13
  14 #include "nacl_io/node.h"
  15 #include "nacl_io/socket/socket_node.h"
  16 #include "nacl_io/socket/tcp_event_emitter.h"
  17
  18 namespace nacl_io {
  19
  20 class TcpNode : public SocketNode {
  21  public:
  22   explicit TcpNode(Filesystem* filesystem);
  23   TcpNode(Filesystem* filesystem, PP_Resource socket);
  24
  25  protected:
  26   virtual Error Init(int open_flags);
  27   virtual void Destroy();
  28
  29  public:
  30   virtual EventEmitter* GetEventEmitter();
  31
  32   virtual void QueueAccept();
  33   virtual void QueueConnect();
  34   virtual void QueueInput();
  35   virtual void QueueOutput();
  36
  37   virtual Error Accept(const HandleAttr& attr,
  38                        PP_Resource* out_sock,
  39                        struct sockaddr* addr,
  40                        socklen_t* len);
  41   virtual Error Bind(const struct sockaddr* addr, socklen_t len);
  42   virtual Error Connect(const HandleAttr& attr,
  43                         const struct sockaddr* addr,
  44                         socklen_t len);
  45   virtual Error GetSockOpt(int lvl, int optname, void* optval, socklen_t* len);
  46   virtual Error Listen(int backlog);
  47   virtual Error Shutdown(int how);
  48
  49   virtual void SetError_Locked(int pp_error_num);
  50   void ConnectDone_Locked();
  51   void ConnectFailed_Locked();
  52
  53  protected:
  54   Error SetNoDelay_Locked();
  55   virtual Error Recv_Locked(void* buf,
  56                             size_t len,
  57                             PP_Resource* out_addr,
  58                             int* out_len);
  59
  60   virtual Error Send_Locked(const void* buf,
  61                             size_t len,
  62                             PP_Resource addr,
  63                             int* out_len);
  64
  65   virtual Error SetSockOptSocket(int opname, const void* optval, socklen_t len);
  66
  67   virtual Error SetSockOptTCP(int optname, const void* optval, socklen_t len);
  68
  69  protected:
  70   ScopedTcpEventEmitter emitter_;
  71   PP_Resource accepted_socket_;
  72   bool tcp_nodelay_;
  73 };
  74
  75 }  // namespace nacl_io
  76
  77 #endif  // PROVIDES_SOCKET_API
  78 #endif  // LIBRARIES_NACL_IO_SOCKET_TCP_NODE_H_