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socketport.h

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00001 // Copyright (C) 1999-2005 Open Source Telecom Corporation.
00002 //
00003 // This program is free software; you can redistribute it and/or modify
00004 // it under the terms of the GNU General Public License as published by
00005 // the Free Software Foundation; either version 2 of the License, or
00006 // (at your option) any later version.
00007 //
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software
00015 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00016 //
00017 // As a special exception, you may use this file as part of a free software
00018 // library without restriction.  Specifically, if other files instantiate
00019 // templates or use macros or inline functions from this file, or you compile
00020 // this file and link it with other files to produce an executable, this
00021 // file does not by itself cause the resulting executable to be covered by
00022 // the GNU General Public License.  This exception does not however    
00023 // invalidate any other reasons why the executable file might be covered by
00024 // the GNU General Public License.    
00025 //
00026 // This exception applies only to the code released under the name GNU
00027 // Common C++.  If you copy code from other releases into a copy of GNU
00028 // Common C++, as the General Public License permits, the exception does
00029 // not apply to the code that you add in this way.  To avoid misleading
00030 // anyone as to the status of such modified files, you must delete
00031 // this exception notice from them.
00032 //
00033 // If you write modifications of your own for GNU Common C++, it is your choice
00034 // whether to permit this exception to apply to your modifications.
00035 // If you do not wish that, delete this exception notice.
00036 //
00037 
00043 #ifndef CCXX_SOCKETPORT_H_
00044 #define CCXX_SOCKETPORT_H_
00045 
00046 #ifndef CCXX_ADDRESS_H_
00047 #include <cc++/address.h>
00048 #endif
00049 
00050 #ifndef CCXX_SOCKET_H_
00051 #include <cc++/socket.h>
00052 #endif
00053 
00054 #ifdef  CCXX_NAMESPACES
00055 namespace ost {
00056 #endif
00057 
00058 class __EXPORT SocketPort;
00059 class __EXPORT SocketService;
00060 
00080 class __EXPORT SocketPort : public Socket, public TimerPort
00081 {
00082 private:
00083         SocketPort *next, *prev;
00084         SocketService *service;
00085 #ifndef WIN32
00086         struct timeval porttimer;
00087 #ifdef USE_POLL
00088         struct pollfd   * ufd;
00089 #endif
00090 #else
00091         HANDLE event;
00092 #endif
00093         bool detect_pending;
00094         bool detect_output;
00095         bool detect_disconnect;
00096         
00097         friend class SocketService;
00098 
00099 protected:
00108         SocketPort(SocketService *svc, TCPSocket &tcp);
00109 #ifdef  CCXX_IPV6
00110         SocketPort(SocketService *svc, TCPV6Socket &tcp);
00111 #endif
00112 
00121         SocketPort(SocketService *svc, const IPV4Address &ia, tpport_t port);
00122 #ifdef  CCXX_IPV6
00123         SocketPort(SocketService *svc, const IPV6Address &ia, tpport_t port);
00124 #endif
00125         
00139         SocketPort(SocketService *svc, const IPV4Host &ih, tpport_t port);
00140 #ifdef  CCXX_IPV6
00141         SocketPort(SocketService *svc, const IPV6Host &ih, tpport_t port);
00142 #endif
00143 
00149          void attach( SocketService* svc );
00150 
00151 
00156         virtual ~SocketPort();
00157 
00162         void setDetectPending( bool );
00163         
00167         bool getDetectPending( void ) const
00168                 { return detect_pending; }
00169         
00174         void setDetectOutput( bool );
00175         
00179         bool getDetectOutput( void ) const
00180                 { return detect_output; }
00181 
00186         virtual void expired(void);
00187 
00192         virtual void pending(void);
00193 
00198         virtual void output(void);
00199 
00204         virtual void disconnect(void);
00205 
00216         Error connect(const IPV4Address &ia, tpport_t port);
00217 #ifdef  CCXX_IPV6
00218         Error connect(const IPV6Address &ia, tpport_t port);
00219 #endif
00220 
00230         inline ssize_t send(const void *buf, size_t len)
00231                 {return _IORET64 ::send(so, (const char *)buf, _IOLEN64 len, 0);};
00232 
00241         inline ssize_t receive(void *buf, size_t len)
00242                 {return _IORET64 ::recv(so, (char *)buf, _IOLEN64 len, 0);};
00243 
00252         inline ssize_t peek(void *buf, size_t len)
00253                 {return _IORET64 ::recv(so, (char *)buf, _IOLEN64 len, MSG_PEEK);};
00254 
00255 public:
00263         void setTimer(timeout_t timeout = 0);
00264 
00272         void incTimer(timeout_t timeout);
00273 };
00274 
00287 class __EXPORT SocketService : public Thread, private Mutex
00288 {
00289 private:
00290 #ifndef WIN32
00291         fd_set connect;
00292         int iosync[2];
00293         int hiwater;
00294 #else
00295         // private syncronization class
00296         class Sync;
00297         Sync* sync;
00298 #endif
00299         int volatile count;
00300         SocketPort* volatile first, *last;
00301 
00307         void attach(SocketPort *port);
00313         void detach(SocketPort *port);
00314         
00318         void run(void);
00319 
00320         friend class SocketPort;
00321 
00322 protected:
00328         virtual void onUpdate(unsigned char buf);
00329 
00335         virtual void onEvent(void);
00336 
00344         virtual void onCallback(SocketPort *port);
00345 
00346 public:
00357         void update(unsigned char flag = 0xff);
00358 
00367         SocketService(int pri = 0, size_t stack = 0, const char *id = NULL);
00368 
00373         virtual ~SocketService();
00374 
00381         inline int getCount(void) const
00382                 {return count;};
00383 };
00384 
00385 #ifdef  CCXX_NAMESPACES
00386 }
00387 #endif
00388 
00389 #endif
00390 

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