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/*
* Copyright (c) 1997, 2001 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
* --------------------------------------
*
* $FreeBSD$
*
* last edit-date: [Mon Jan 15 15:47:40 2001]
*
*---------------------------------------------------------------------------*/
#ifndef _I4B_GLOBAL_H_
#define _I4B_GLOBAL_H_
/*---------------------------------------------------------------------------*
* hiding OS differences in the kernel
*---------------------------------------------------------------------------*/
/*-------------------------------------------------*/
/* hide SMP changes in FreeBSD 5.x-current for 4.x */
/*-------------------------------------------------*/
#if defined(__FreeBSD__) && __FreeBSD__ <= 4
#define IF_LOCK(a)
#define IF_UNLOCK(a)
#define _IF_QFULL(a) IF_QFULL((a))
#define _IF_ENQUEUE(a, b) IF_ENQUEUE((a), (b))
#define _IF_DEQUEUE(a, b) IF_DEQUEUE((a), (b))
#define _IF_PREPEND(a, b) IF_PREPEND((a), (b))
/* get back DELAY() */
#include <machine/clock.h>
#endif
#if defined(__FreeBSD__) && __FreeBSD__ >= 5
/*
* Deprecated LKM interface.
*/
#include <sys/module.h>
#define PSEUDO_SET(sym, name) \
static int name ## _modevent(module_t mod, int type, void *data) \
{ \
void (*initfunc)(void *) = (void (*)(void *))data; \
switch (type) { \
case MOD_LOAD: \
/* printf(#name " module load\n"); */ \
initfunc(NULL); \
break; \
case MOD_UNLOAD: \
printf(#name " module unload - not possible for this module type\n"); \
return EINVAL; \
} \
return 0; \
} \
static moduledata_t name ## _mod = { \
#name, \
name ## _modevent, \
(void *)sym \
}; \
DECLARE_MODULE(name, name ## _mod, SI_SUB_PSEUDO, SI_ORDER_ANY)
#endif
/*---------------*/
/* 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__) || defined (__OpenBSD__) || defined(__bsdi__)
#define TIMEOUT_FUNC_T void *
#define SECOND time.tv_sec
#define MICROTIME(x) (x) = time
#endif /* __NetBSD__ */
/*----------------*/
/* 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 */
/* i4b's spl */
#define SPLI4B() splimp() /* spl for i4b */
/* critial code region handling macros */
#define CRIT_VAR int _svd_spl_ /* declare variable */
#define CRIT_BEG _svd_spl_ = SPLI4B() /* save spl */
#define CRIT_END splx(_svd_spl_) /* restore spl */
/* 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 */
#endif /* _I4B_GLOBAL_H_ */
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