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/*
* Copyright (c) 1997, 2002 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_l2l3.h - i4b layer 2 / layer 3 interactions
* -----------------------------------------------
*
* $FreeBSD$
*
* last edit-date: [Sat Mar 9 15:55:16 2002]
*
*---------------------------------------------------------------------------*/
#ifndef _I4B_L2L3_H_
#define _I4B_L2L3_H_
extern struct i4b_l2l3_func i4b_l2l3_func;
struct i4b_l2l3_func
{
/* Layer 2 --> Layer 3 */
/* =================== */
int (*DL_ESTABLISH_IND) (int);
int (*DL_ESTABLISH_CNF) (int);
int (*DL_RELEASE_IND) (int);
int (*DL_RELEASE_CNF) (int);
int (*DL_DATA_IND) (int, struct mbuf *);
int (*DL_UNIT_DATA_IND) (int, struct mbuf *);
#define DL_Est_Ind(unit) \
((*i4b_l2l3_func.DL_ESTABLISH_IND)(unit))
#define DL_Est_Cnf(unit) \
((*i4b_l2l3_func.DL_ESTABLISH_CNF)(unit))
#define DL_Rel_Ind(unit) \
((*i4b_l2l3_func.DL_RELEASE_IND)(unit))
#define DL_Rel_Cnf(unit) \
((*i4b_l2l3_func.DL_RELEASE_CNF)(unit))
#define DL_Data_Ind(unit, data) \
((*i4b_l2l3_func.DL_DATA_IND)(unit, data))
#define DL_Unit_Data_Ind(unit, data) \
((*i4b_l2l3_func.DL_UNIT_DATA_IND)(unit, data))
#define DL_Est_Ind_A \
(i4b_l2l3_func.DL_ESTABLISH_IND)
#define DL_Est_Cnf_A \
(i4b_l2l3_func.DL_ESTABLISH_CNF)
#define DL_Rel_Ind_A \
(i4b_l2l3_func.DL_RELEASE_IND)
#define DL_Rel_Cnf_A \
(i4b_l2l3_func.DL_RELEASE_CNF)
/* Layer 3 --> Layer 2 */
/* =================== */
int (*DL_ESTABLISH_REQ) (int);
int (*DL_RELEASE_REQ) (int);
int (*DL_DATA_REQ) (int, struct mbuf *);
int (*DL_UNIT_DATA_REQ) (int, struct mbuf *);
#define DL_Est_Req(unit) \
((*i4b_l2l3_func.DL_ESTABLISH_REQ)(unit))
#define DL_Rel_Req(unit) \
((*i4b_l2l3_func.DL_RELEASE_REQ)(unit))
#define DL_Data_Req(unit, data) \
((*i4b_l2l3_func.DL_DATA_REQ)(unit, data))
#define DL_Unit_Data_Req(unit, data) \
((*i4b_l2l3_func.DL_UNIT_DATA_REQ)(unit, data))
/* Layer 2 --> Layer 3 management */
/* ============================== */
int (*MDL_STATUS_IND) (int, int, int); /* L2 --> L3 status */
#define MDL_Status_Ind(unit, status, parm) \
((*i4b_l2l3_func.MDL_STATUS_IND)(unit, status, parm))
/* Layer 3 --> Layer 2 management */
/* ============================== */
int (*MDL_COMMAND_REQ) (int, int, void *); /* L3 --> L2 command */
#define MDL_Command_Req(unit, command, parm) \
((*i4b_l2l3_func.MDL_COMMAND_REQ)(unit, command, parm))
};
#endif /* _I4B_L2L3_H_ */
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