socket编程

基本步骤如下

server                                                  client

 

+++++++                                          ++++++++

创建socket                                          创建socket

+++++++                                          ++++++++

      |                                                         |

      |                                                         |

      |                                                         |

+++++++                                          ++++++++

地址赋值（                                           地址赋值（

自己的地址）                                        服务器地址）

+++++++                                          ++++++++

      |                                                         |

      |                                                         |

      |                                                         |

++++++++                                                |

用bind绑定                                               |

socket和地址                                           |

++++++++                                                |

      |                                                         |

      |                                                         |

      |                                                         |

+++++++                                                  |

listen                                                        |

+++++++                                                  |

      |                                                    ++++++++++

      |   <------------------------------          connect 服务器         

      |                                                    ++++++++++

+++++++                                                  |

accept                                                      |

+++++++                                                   |

      |                                                          |

      |                                                    +++++++++

      |                                                     recv 和send

      |                                                     进行数据处理

      |                                                     +++++++++

+++++++++                                                |

用accept得到                                             |

的socket进行                                              |

recv 和 send                                               |

+++++++++                                                 |

      |                                                             |

      |                                                             |

      |                                                             |

+++++++++                                        +++++++++

close socket                                         close socket

+++++++++                                        +++++++++