FreeBSD/Linux Kernel Cross Reference
sys/i4b/include/i4b_l1l2.h

     /*
      * Copyright (c) 1997, 1999 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_l1l2.h - i4b layer 1 / layer 2 interactions
     *      ---------------------------------------------------
     *
     *      $Id: i4b_l1l2.h,v 1.11 2000/06/02 16:14:35 hm Exp $
     *
     * $FreeBSD$
     *
     *      last edit-date: [Fri Jun  2 14:35:03 2000]
     *
     *---------------------------------------------------------------------------*/
    
    #ifndef _I4B_L1L2_H_
    #define _I4B_L1L2_H_
    
    #ifdef __FreeBSD__
    #include <machine/i4b_trace.h>
    #else
    #include <i4b/i4b_trace.h>
    #endif
    
    extern struct i4b_l1l2_func i4b_l1l2_func;
    
    struct i4b_l1l2_func
    {
            /* Layer 1 --> Layer 2 */
            /* =================== */
    
            int     (*PH_DATA_IND) (int, struct mbuf *);
            int     (*PH_ACTIVATE_IND) (int);
            int     (*PH_DEACTIVATE_IND) (int);
    
    #define PH_Data_Ind(unit, data)         \
            ((*i4b_l1l2_func.PH_DATA_IND)(unit, data))
    #define PH_Act_Ind(unit)                \
            ((*i4b_l1l2_func.PH_ACTIVATE_IND)(unit))
    #define PH_Deact_Ind(unit)              \
            ((*i4b_l1l2_func.PH_DEACTIVATE_IND)(unit))
    
    
            /* Layer 2 --> Layer 1 */       
            /* =================== */
            
            int     (*PH_DATA_REQ) (int, struct mbuf *, int);
            int     (*PH_ACTIVATE_REQ) (int);
    
    #define PH_Data_Req(unit, data, freeflag)       \
            ((*i4b_l1l2_func.PH_DATA_REQ)(unit, data, freeflag))
    #define PH_Act_Req(unit)                        \
            ((*i4b_l1l2_func.PH_ACTIVATE_REQ)(unit))
    
            /* Layer 1 --> upstream, ISDN trace data */
            /* ===================================== */
            int     (*MPH_TRACE_IND) (i4b_trace_hdr_t *, int, unsigned char *);
    
    #define MPH_Trace_Ind(header, length, pointer)  \
            ((*i4b_l1l2_func.MPH_TRACE_IND)(header, length, pointer))
    
            /* L1/L2 management command and status information */
            /* =============================================== */
            int     (*MPH_STATUS_IND) (int, int, int);
            int     (*MPH_COMMAND_REQ) (int, int, void *);
    
    #define MPH_Status_Ind(unit, status, parm)      \
            ((*i4b_l1l2_func.MPH_STATUS_IND)(unit, status, parm))
    #define MPH_Command_Req(unit, command, parm)    \
            ((*i4b_l1l2_func.MPH_COMMAND_REQ)(unit, command, parm))
    };
            
    #endif /* _I4B_L1L2_H_ */
    

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