128 lines
4.3 KiB
C
128 lines
4.3 KiB
C
/*
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* Copyright (c) 1997, 2002 Hellmuth Michaelis. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*---------------------------------------------------------------------------
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*
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* i4b_global.h - i4b global include file
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* --------------------------------------
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*
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* $FreeBSD$
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*
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* last edit-date: [Sun Mar 17 09:55:26 2002]
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*
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*---------------------------------------------------------------------------*/
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#ifndef _I4B_GLOBAL_H_
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#define _I4B_GLOBAL_H_
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/*---------------------------------------------------------------------------*
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* hiding OS differences in the kernel
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*---------------------------------------------------------------------------*/
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#if defined(__FreeBSD__) && __FreeBSD__ >= 5
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/*
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* Deprecated LKM interface.
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*/
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#include <sys/module.h>
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#define PSEUDO_SET(sym, name) \
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static int name ## _modevent(module_t mod, int type, void *data) \
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{ \
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void (*initfunc)(void *) = (void (*)(void *))data; \
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switch (type) { \
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case MOD_LOAD: \
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/* printf(#name " module load\n"); */ \
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initfunc(NULL); \
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break; \
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case MOD_UNLOAD: \
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printf(#name " module unload - not possible for this module type\n"); \
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return EINVAL; \
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} \
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return 0; \
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} \
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static moduledata_t name ## _mod = { \
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#name, \
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name ## _modevent, \
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(void *)sym \
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}; \
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DECLARE_MODULE(name, name ## _mod, SI_SUB_PSEUDO, SI_ORDER_ANY)
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#endif
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/*---------------*/
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/* time handling */
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/*---------------*/
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#include <sys/param.h>
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#define TIMEOUT_FUNC_T timeout_t *
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#define SECOND time_second
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#define MICROTIME(x) getmicrotime(&(x))
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/*----------------*/
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/* timer handling */
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/*----------------*/
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#define START_TIMER(XHANDLE, XF, XSC, XTIME) XHANDLE = timeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XTIME)
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#define STOP_TIMER(XHANDLE, XF, XSC) untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XHANDLE)
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/*---------------------------------------------------------------------------*
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* misc globally used things in the kernel
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*---------------------------------------------------------------------------*/
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/* timer states */
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#define TIMER_IDLE 1 /* a timer is running */
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#define TIMER_ACTIVE 2 /* a timer is idle */
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/* priority */
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#define I4BPRI (PSOCK + 1)
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/* i4b's spl */
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#define SPLI4B() splimp() /* spl for i4b */
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/* critial code region handling macros */
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#define CRIT_VAR int _svd_spl_ /* declare variable */
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#define CRIT_BEG _svd_spl_ = SPLI4B() /* save spl */
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#define CRIT_END splx(_svd_spl_) /* restore spl */
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/* definitions for the STATUS indications L1 -> L2 -> L3 */
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#define STI_ATTACH 0 /* attach at boot time */
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#define STI_L1STAT 1 /* layer 1 status */
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#define STI_L2STAT 2 /* layer 2 status */
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#define STI_TEIASG 3 /* TEI assignments */
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#define STI_PDEACT 4 /* Layer 1 T4 expired = persistent deactivation */
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#define STI_NOL1ACC 5 /* no outgoing L1 access possible */
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/* definitions for the COMMAND requests L3 -> L2 -> L1 */
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#define CMR_DOPEN 0 /* daemon opened /dev/i4b */
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#define CMR_DCLOSE 1 /* daemon closed /dev/i4b */
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#define CMR_SETTRACE 2 /* set D-channel and B-channel trace */
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#define CMR_GCST 3 /* get chipset statistics */
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#define CMR_CCST 4 /* clear chipset statistics */
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#endif /* _I4B_GLOBAL_H_ */
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