1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

     2 /*

     3  * Copyright (c) 2007 Georgia Tech Research Corporation

     4  *

     5  * This program is free software; you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License version 2 as

     7  * published by the Free Software Foundation;

     8  *

     9  * This program is distributed in the hope that it will be useful,

    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12  * GNU General Public License for more details.

    13  *

    14  * You should have received a copy of the GNU General Public License

    15  * along with this program; if not, write to the Free Software

    16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    17  *

    18  * Author: Raj Bhattacharjea <raj.b@gatech.edu>

    19  */

    20 #ifndef TCP_SOCKET_FACTORY_H

    21 #define TCP_SOCKET_FACTORY_H

    22 

    23 #include "socket-factory.h"

    24 

    25 namespace ns3 {

    26 

    27 class Socket;

    28 

    29 /**

    30  * \brief API to create TCP socket instances 

    31  *

    32  * This abstract class defines the API for TCP sockets.

    33  * This class also holds the global default variables used to

    34  * initialize newly created sockets, such as values that are

    35  * set through the sysctl or proc interfaces in Linux.

    36 

    37  * All TCP socket factory implementations must provide an implementation 

    38  * of CreateSocket

    39  * below, and should make use of the default values configured below.

    40  * 

    41  * \see TcpSocketFactoryImpl

    42  *

    43  */

    44 class TcpSocketFactory : public SocketFactory

    45 {

    46 public:

    47   static TypeId GetTypeId (void);

    48 

    49   virtual Ptr<Socket> CreateSocket (void) = 0;

    50 

    51   uint32_t GetDefaultSegSize (void) const;

    52   uint32_t GetDefaultAdvWin (void) const;

    53   uint32_t GetDefaultSsThresh (void) const;

    54   uint32_t GetDefaultTxBuffer (void) const;

    55   uint32_t GetDefaultRxBuffer (void) const;

    56   uint32_t GetDefaultInitialCwnd (void) const;

    57   uint32_t GetDefaultConnTimeout (void) const;

    58   uint32_t GetDefaultConnCount (void) const;

    59   double   GetDefaultDelAckTimeout (void) const;

    60   uint32_t GetDefaultDelAckCount (void) const;

    61 

    62 private:

    63   uint32_t  m_defaultSegSize;

    64   uint32_t  m_defaultAdvWin; 

    65   uint32_t  m_defaultSsThresh;

    66   uint32_t  m_defaultTxBuffer;

    67   uint32_t  m_defaultRxBuffer;

    68   uint32_t  m_defaultInitialCwnd;

    69   uint32_t  m_defaultConnTimeout;

    70   uint32_t  m_defaultConnCount;

    71   double    m_defaultDelAckTimeout;

    72   uint32_t  m_defaultDelAckCount;

    73 

    74 };

    75 

    76 } // namespace ns3

    77 

    78 #endif /* TCP_SOCKET_FACTORY_H */