127 lines
4.0 KiB
C
127 lines
4.0 KiB
C
/*
|
|
* Copyright (c) 1996-2003
|
|
* Fraunhofer Institute for Open Communication Systems (FhG Fokus).
|
|
* 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.
|
|
*
|
|
* Author: Hartmut Brandt <harti@freebsd.org>
|
|
*
|
|
* $Begemot: libunimsg/netnatm/saal/sscop.h,v 1.4 2004/07/08 08:22:16 brandt Exp $
|
|
*
|
|
* External interface to sscop.
|
|
*/
|
|
#ifndef _NETNATM_SAAL_SSCOP_H_
|
|
#define _NETNATM_SAAL_SSCOP_H_
|
|
|
|
#include <netnatm/saal/sscopdef.h>
|
|
|
|
/*
|
|
* Define how a buffer looks like.
|
|
*/
|
|
#ifdef _KERNEL
|
|
#ifdef __FreeBSD__
|
|
#define SSCOP_MBUF_T mbuf
|
|
#endif
|
|
#else
|
|
#define SSCOP_MBUF_T uni_msg
|
|
#endif
|
|
|
|
struct SSCOP_MBUF_T;
|
|
struct sscop;
|
|
|
|
/*
|
|
* Vector for user functions
|
|
*/
|
|
struct sscop_funcs {
|
|
/* management signal from SSCOP */
|
|
void (*send_manage)(struct sscop *, void *, enum sscop_maasig,
|
|
struct SSCOP_MBUF_T *, u_int, u_int);
|
|
|
|
/* AAL signal from SSCOP */
|
|
void (*send_upper)(struct sscop *, void *, enum sscop_aasig,
|
|
struct SSCOP_MBUF_T *, u_int);
|
|
|
|
/* send a PDU to the wire */
|
|
void (*send_lower)(struct sscop *, void *,
|
|
struct SSCOP_MBUF_T *);
|
|
|
|
/* print a message */
|
|
void (*verbose)(struct sscop *, void *, const char *, ...)
|
|
__printflike(3,4);
|
|
|
|
#ifndef _KERNEL
|
|
/* start a timer */
|
|
void *(*start_timer)(struct sscop *, void *, u_int,
|
|
void (*)(void *));
|
|
|
|
/* stop a timer */
|
|
void (*stop_timer)(struct sscop *, void *, void *);
|
|
#endif
|
|
};
|
|
|
|
/* Function defined by the SSCOP code */
|
|
|
|
/* create a new SSCOP instance and initialize to default values */
|
|
struct sscop *sscop_create(void *, const struct sscop_funcs *);
|
|
|
|
/* destroy an SSCOP instance */
|
|
void sscop_destroy(struct sscop *);
|
|
|
|
/* get the current parameters of an SSCOP */
|
|
void sscop_getparam(const struct sscop *, struct sscop_param *);
|
|
|
|
/* set new parameters in an SSCOP */
|
|
int sscop_setparam(struct sscop *, struct sscop_param *, u_int *);
|
|
|
|
/* deliver an signal to the SSCOP */
|
|
int sscop_aasig(struct sscop *, enum sscop_aasig, struct SSCOP_MBUF_T *, u_int);
|
|
|
|
/* deliver an management signal to the SSCOP */
|
|
int sscop_maasig(struct sscop *, enum sscop_maasig, struct SSCOP_MBUF_T *);
|
|
|
|
/* SSCOP input function */
|
|
void sscop_input(struct sscop *, struct SSCOP_MBUF_T *);
|
|
|
|
/* Move the window by a given number of messages. Return the new window */
|
|
u_int sscop_window(struct sscop *, u_int);
|
|
|
|
/* declare the lower layer busy or not busy */
|
|
u_int sscop_setbusy(struct sscop *, int);
|
|
|
|
/* retrieve the state */
|
|
enum sscop_state sscop_getstate(const struct sscop *);
|
|
|
|
/* map signals to strings */
|
|
const char *sscop_msigname(enum sscop_maasig);
|
|
const char *sscop_signame(enum sscop_aasig);
|
|
const char *sscop_statename(enum sscop_state);
|
|
|
|
/* set/get debugging state */
|
|
void sscop_setdebug(struct sscop *, u_int);
|
|
u_int sscop_getdebug(const struct sscop *);
|
|
|
|
/* reset the instance */
|
|
void sscop_reset(struct sscop *);
|
|
|
|
#endif
|