contrib/libbegemot/rpoll.h

   1 /*
   2  * Copyright (c)1996-2002 by Hartmut Brandt
   3  *      All rights reserved.
   4  *
   5  * Author: Hartmut Brandt
   6  *
   7  * Redistribution of this software and documentation and use in source and
   8  * binary forms, with or without modification, are permitted provided that
   9  * the following conditions are met:
  10  *
  11  * 1. Redistributions of source code or documentation must retain the above
  12  *   copyright notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *   notice, this list of conditions and the following disclaimer in the
  15  *   documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE AND DOCUMENTATION IS PROVIDED BY THE AUTHOR
  18  * AND ITS CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  19  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
  20  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
  21  * THE AUTHOR OR ITS CONTRIBUTORS  BE LIABLE FOR ANY DIRECT, INDIRECT,
  22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
  24  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  27  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29 /*
  30  * $Begemot: libbegemot/rpoll.h,v 1.5 2004/09/21 15:49:26 brandt Exp $
  31  */
  32 # ifndef rpoll_h_
  33 # define rpoll_h_
  34
  35 # ifdef __cplusplus
  36 extern "C" {
  37 # endif
  38
  39 typedef void (*poll_f)(int fd, int mask, void *arg);
  40 typedef void (*timer_f)(int, void *);
  41
  42 int     poll_register(int fd, poll_f func, void *arg, int mask);
  43 void    poll_unregister(int);
  44 void    poll_dispatch(int wait);
  45 int     poll_start_timer(u_int msecs, int repeat, timer_f func, void *arg);
  46 int     poll_start_utimer(unsigned long long usecs, int repeat, timer_f func,
  47     void *arg);
  48 void    poll_stop_timer(int);
  49
  50 # if defined(POLL_IN)
  51 #  undef POLL_IN
  52 # endif
  53 # if defined(POLL_OUT)
  54 #  undef POLL_OUT
  55 # endif
  56
  57 # define POLL_IN        1
  58 # define POLL_OUT       2
  59 # define POLL_EXCEPT    4
  60
  61 extern int      rpoll_policy;
  62 extern int      rpoll_trace;
  63
  64 # ifdef __cplusplus
  65 }
  66 # endif
  67
  68 # endif