NetBSD-5.0.2/sys/netisdn/i4b_global.h

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/*
 * 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_global.h - i4b global include file
 *	--------------------------------------
 *
 *	$Id: i4b_global.h,v 1.8 2007/10/14 23:44:49 martin Exp $
 *
 * $FreeBSD$
 *
 *	last edit-date: [Thu Aug 24 12:38:50 2000]
 *
 *---------------------------------------------------------------------------*/

#ifndef _NETISDN_I4B_GLOBAL_H_
#define _NETISDN_I4B_GLOBAL_H_

/*---------------------------------------------------------------------------*
 *	hiding OS differences in the kernel
 *---------------------------------------------------------------------------*/

/*---------------*/
/* time handling */
/*---------------*/

#ifdef __FreeBSD__
#include <sys/param.h>

#if defined(__FreeBSD_version) && __FreeBSD_version >= 400000 && __FreeBSD_version < 400011
#error "Unsupported FreeBSD-current version,"
#error "you need a FreeBSD-current >= 400011"
#endif

#if defined(__FreeBSD_version) && __FreeBSD_version >= 300001

#define TIMEOUT_FUNC_T	timeout_t *
#define SECOND		time_second
#define MICROTIME(x)	getmicrotime(&(x))

#else /* FreeBSD < 3 */

#define TIMEOUT_FUNC_T  timeout_func_t
#define SECOND		time.tv_sec
#define MICROTIME(x)	microtime(&(x))

#endif /* >= 3 */
#endif /* __FreeBSD__ */

#if defined(__NetBSD__) /* after timecounter merge */

#define TIMEOUT_FUNC_T	void *
#define SECOND		time_uptime
#define MICROTIME(x)	getmicrotime(&(x))

#endif /* __NetBSD__ */

#if defined (__OpenBSD__) || defined(__bsdi__)

#define TIMEOUT_FUNC_T	void *
#define SECOND		time.tv_sec
#define MICROTIME(x)	microtime(&(x))

#endif /* __OpenBSD__ */

/*----------------*/
/* timer handling */
/*----------------*/

#if defined(__NetBSD__)

#if __NetBSD_Version__ >= 104230000
#define START_TIMER(XHANDLE, XF, XSC, XTIME) callout_reset(&XHANDLE, XTIME, (TIMEOUT_FUNC_T)XF, (void*)XSC)
#define STOP_TIMER(XHANDLE, XF, XSC) callout_stop(&XHANDLE)
#else
#define START_TIMER(XHANDLE, XF, XSC, XTIME) timeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XTIME)
#define STOP_TIMER(XHANDLE, XF, XSC)    untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC)
#endif

#else
#define START_TIMER(XHANDLE, XF, XSC, XTIME) XHANDLE = timeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XTIME)
#ifdef __FreeBSD__
#define	STOP_TIMER(XHANDLE, XF, XSC)	untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XHANDLE)
#else
#define STOP_TIMER(XHANDLE, XF, XSC)	untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC)
#endif
#endif

/*----------------------*/
/* poll/select handling */
/*----------------------*/

#if (defined(__FreeBSD__) && \
        (!defined(__FreeBSD_version) || (__FreeBSD_version < 300001))) \
                || defined (__OpenBSD__) || defined(__bsdi__)
#define OS_USES_SELECT
#else
#define OS_USES_POLL
#endif

/*---------------------------------------------------------------------------*
 *	misc globally used things in the kernel
 *---------------------------------------------------------------------------*/

/* timer states */

#define TIMER_IDLE	1		/* a timer is running	*/
#define TIMER_ACTIVE	2		/* a timer is idle	*/

/* definitions for the STATUS indications L1 -> L2 -> L3 */

#define	STI_ATTACH	0	/* attach at boot time			*/
#define	STI_L1STAT	1	/* layer 1 status			*/
#define	STI_L2STAT	2	/* layer 2 status			*/
#define	STI_TEIASG	3	/* TEI assignments			*/
#define	STI_PDEACT	4	/* Layer 1 T4 expired = persistent deactivation */
#define STI_NOL1ACC	5	/* no outgoing L1 access possible	*/

/* definitions for the COMMAND requests L3 -> L2 -> L1 */

#define CMR_DOPEN	0	/* daemon opened /dev/i4b		*/
#define CMR_DCLOSE	1	/* daemon closed /dev/i4b		*/
#define CMR_SETTRACE	2	/* set D-channel and B-channel trace	*/
#define CMR_GCST	3	/* get chipset statistics		*/
#define CMR_CCST	4	/* clear chipset statistics		*/
#define	CMR_SETLEDS	5	/* set LEDs (if available)		*/

/* param for CMR_SETLEDS: */
#define	CMRLEDS_TEI	1	/* this controller has a TEI */
#define	CMRLEDS_B0	2	/* first B channel is in use */
#define	CMRLEDS_B0_IN	4	/* first B channel handles an incoming call */
#define	CMRLEDS_B1	8	/* second B channel is in use */
#define	CMRLEDS_B1_IN	16	/* second B channel handles an incoming call */

#endif /* !_NETISDN_I4B_GLOBAL_H_ */