tcpserver.h
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2006 by Marc Boris Duerner, Tommi Maekitalo
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 
29 #ifndef CXXTOOLS_NET_TcpServer_H
30 #define CXXTOOLS_NET_TcpServer_H
31 
32 #include <cxxtools/selectable.h>
33 #include <cxxtools/signal.h>
34 #include <cxxtools/ioerror.h>
35 #include <string>
36 #include <exception>
37 
38 namespace cxxtools
39 {
40 
41 namespace net
42 {
43 
44  class AddressInUse : public IOError
45  {
46  public:
48  : IOError("address in use")
49  { }
50 
51  AddressInUse(const std::string& ipaddr, unsigned short int port);
52  };
53 
54  class AcceptTerminated : public std::exception
55  {
56  public:
57  const char* what() const throw ()
58  { return "accept terminated"; }
59  };
60 
61  class TcpServer : public Selectable
62  {
63  class TcpServerImpl* _impl;
64 
65  public:
66  enum { INHERIT = 1, DEFER_ACCEPT = 2, REUSEADDR = 4 };
67 
68  TcpServer();
69 
72  TcpServer(const std::string& ipaddr, unsigned short int port, int backlog = 5, unsigned flags = REUSEADDR);
73 
74  ~TcpServer();
75 
76  void listen(const std::string& ipaddr, unsigned short int port, int backlog = 5, unsigned flags = REUSEADDR);
77 
78  // inherit doc
79  virtual SelectableImpl& simpl();
80 
86  void terminateAccept();
87 
88  TcpServerImpl& impl() const;
89 
90  Signal<TcpServer&> connectionPending;
91 
92  protected:
93  // inherit doc
94  virtual void onClose();
95 
96  // inherit doc
97  virtual bool onWait(Timespan timeout);
98 
99  // inherit doc
100  virtual void onAttach(SelectorBase&);
101 
102  // inherit doc
103  virtual void onDetach(SelectorBase&);
104  };
105 
106 } // namespace net
107 
108 } // namespace cxxtools
109 
110 #endif // CXXTOOLS_NET_TcpServer_H