FreeBSD/Linux Kernel Cross Reference
sys/netisdn/i4b_l4timer.c

     /*
      * Copyright (c) 1997, 2000 Hellmuth Michaelis. All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
      * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *---------------------------------------------------------------------------
     *
     *      i4b_l4timer.c - timer and timeout handling for layer 4
     *      --------------------------------------------------------
     *
     *      $Id: i4b_l4timer.c,v 1.4 2002/03/16 16:56:04 martin Exp $ 
     *
     * $FreeBSD$
     *
     *      last edit-date: [Fri Jan  5 11:33:47 2001]
     *
     *---------------------------------------------------------------------------*/
    
    #include <sys/cdefs.h>
    __KERNEL_RCSID(0, "$NetBSD: i4b_l4timer.c,v 1.4 2002/03/16 16:56:04 martin Exp $");
    
    #include "isdn.h"
    
    #if NISDN > 0
    
    #include <sys/param.h>
    #include <sys/kernel.h>
    #include <sys/systm.h>
    #include <sys/mbuf.h>
    #include <sys/socket.h>
    #include <net/if.h>
    
    #if defined(__NetBSD__) && __NetBSD_Version__ >= 104230000
    #include <sys/callout.h>
    #endif
    
    #ifdef __FreeBSD__
    #include <machine/i4b_debug.h>
    #include <machine/i4b_ioctl.h>
    #else
    #include <netisdn/i4b_debug.h>
    #include <netisdn/i4b_ioctl.h>
    #endif
    
    #include <netisdn/i4b_global.h>
    #include <netisdn/i4b_l3l4.h>
    #include <netisdn/i4b_mbuf.h>
    
    #include <netisdn/i4b_l4.h>
    
    /*---------------------------------------------------------------------------*
     *      timer T400 timeout function
     *---------------------------------------------------------------------------*/
    static void
    T400_timeout(call_desc_t *cd)
    {
            NDBGL4(L4_ERR, "cr = %d", cd->cr);
    }
    
    /*---------------------------------------------------------------------------*
     *      timer T400 start
     *---------------------------------------------------------------------------*/
    void
    T400_start(call_desc_t *cd)
    {
            if (cd->T400 == TIMER_ACTIVE)
                    return;
                    
            NDBGL4(L4_MSG, "cr = %d", cd->cr);
            cd->T400 = TIMER_ACTIVE;
    
            START_TIMER(cd->T400_callout, T400_timeout, cd, T400DEF);
    }
    
    /*---------------------------------------------------------------------------*
     *      timer T400 stop
     *---------------------------------------------------------------------------*/
    void
    T400_stop(call_desc_t *cd)
    {
           int s;
           s = splnet();
   
           if(cd->T400 == TIMER_ACTIVE)
           {
                   STOP_TIMER(cd->T400_callout, T400_timeout, cd);
                   cd->T400 = TIMER_IDLE;
           }
           splx(s);
           NDBGL4(L4_MSG, "cr = %d", cd->cr);
   }
   
   #endif /* NISDN > 0 */

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