src/comm/UdpOpenDialer.h

   1 /*
   2  * Copyright (C) 1996-2021 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #ifndef SQUID_COMM_UDPOPENDIALER_H
  10 #define SQUID_COMM_UDPOPENDIALER_H
  11
  12 #include "ipc/StartListening.h"
  13
  14 namespace Comm
  15 {
  16
  17 /// dials a UDP port-opened call
  18 class UdpOpenDialer: public CallDialer,
  19     public Ipc::StartListeningCb
  20 {
  21 public:
  22     typedef void (*Handler)(const Comm::ConnectionPointer &conn, int errNo);
  23     UdpOpenDialer(Handler aHandler): handler(aHandler) {}
  24
  25     virtual void print(std::ostream &os) const { startPrint(os) << ')'; }
  26     virtual bool canDial(AsyncCall &) const { return true; }
  27     virtual void dial(AsyncCall &) { (handler)(conn, errNo); }
  28
  29 public:
  30     Handler handler;
  31 };
  32
  33 } // namespace Comm
  34
  35 #endif /* SQUID_COMM_UDPOPENDIALER_H */
  36