512 lines
15 KiB
C
512 lines
15 KiB
C
/*
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* Copyright (c) 1997, 2001 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 daemon - controller state support routines
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* ----------------------------------------------
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*
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* $FreeBSD$
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*
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* last edit-date: [Thu Jan 11 16:40:47 2001]
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*
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*---------------------------------------------------------------------------*/
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#include "isdnd.h"
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static int
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init_controller_state(int controller, int ctrl_type, int card_type, int tei);
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/*---------------------------------------------------------------------------*
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* get name of a controller
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*---------------------------------------------------------------------------*/
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const char *
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name_of_controller(int ctrl_type, int card_type)
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{
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static char *passive_card[] = {
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"Teles S0/8",
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"Teles S0/16",
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"Teles S0/16.3",
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"AVM A1 or Fritz!Card",
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"Teles S0/16.3 PnP",
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"Creatix S0 PnP",
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"USRobotics Sportster ISDN TA",
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"Dr. Neuhaus NICCY Go@",
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"Sedlbauer win speed",
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"Dynalink IS64PH",
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"ISDN Master, MasterII or Blaster",
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"AVM PCMCIA Fritz!Card",
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"ELSA QuickStep 1000pro/ISA",
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"ELSA QuickStep 1000pro/PCI",
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"Siemens I-Talk",
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"ELSA MicroLink ISDN/MC",
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"ELSA MicroLink MCall",
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"ITK ix1 micro",
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"AVM Fritz!Card PCI",
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"ELSA PCC-16",
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"AVM Fritz!Card PnP",
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"Siemens I-Surf 2.0 PnP",
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"Asuscom ISDNlink 128K PnP",
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"ASUSCOM P-IN100-ST-D (Winbond W6692)",
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"Teles S0/16.3c PnP",
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"AcerISDN P10 PnP",
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"TELEINT ISDN SPEED No. 1",
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"Cologne Chip HFC-S PCI based",
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"Traverse Tech NETjet-S / Teles PCI-TJ"
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};
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static char *daic_card[] = {
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"EICON.Diehl S",
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"EICON.Diehl SX/SXn",
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"EICON.Diehl SCOM",
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"EICON.Diehl QUADRO",
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};
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if(ctrl_type == CTRL_PASSIVE)
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{
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int index = card_type - CARD_TYPEP_8;
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if (index >= 0 && index < (sizeof passive_card / sizeof passive_card[0]))
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return passive_card[index];
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}
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else if(ctrl_type == CTRL_DAIC)
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{
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int index = card_type - CARD_TYPEA_DAIC_S;
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if (index >= 0 && index < (sizeof daic_card / sizeof daic_card[0] ))
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return daic_card[index];
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}
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else if(ctrl_type == CTRL_TINADD)
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{
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return "Stollmann tina-dd";
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}
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return "unknown card type";
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}
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/*---------------------------------------------------------------------------*
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* init controller state array
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*---------------------------------------------------------------------------*/
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void
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init_controller(void)
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{
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int i;
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int max = 1;
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msg_ctrl_info_req_t mcir;
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for(i=0; i < max; i++)
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{
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mcir.controller = i;
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if((ioctl(isdnfd, I4B_CTRL_INFO_REQ, &mcir)) < 0)
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{
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log(LL_ERR, "init_controller: ioctl I4B_CTRL_INFO_REQ failed: %s", strerror(errno));
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do_exit(1);
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}
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if((ncontroller = max = mcir.ncontroller) == 0)
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{
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log(LL_ERR, "init_controller: no ISDN controller found!");
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do_exit(1);
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}
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if(mcir.ctrl_type == -1 || mcir.card_type == -1)
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{
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log(LL_ERR, "init_controller: ctrl/card is invalid!");
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do_exit(1);
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}
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/* init controller tab */
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if((init_controller_state(i, mcir.ctrl_type, mcir.card_type, mcir.tei)) == ERROR)
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{
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log(LL_ERR, "init_controller: init_controller_state for controller %d failed", i);
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do_exit(1);
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}
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}
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DBGL(DL_RCCF, (log(LL_DBG, "init_controller: found %d ISDN controller(s)", max)));
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}
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/*--------------------------------------------------------------------------*
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* init controller state table entry
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*--------------------------------------------------------------------------*/
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static int
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init_controller_state(int controller, int ctrl_type, int card_type, int tei)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "init_controller_state: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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/* init controller tab */
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if(ctrl_type == CTRL_PASSIVE)
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{
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if((card_type > CARD_TYPEP_UNK) &&
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(card_type <= CARD_TYPEP_MAX))
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{
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isdn_ctrl_tab[controller].ctrl_type = ctrl_type;
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isdn_ctrl_tab[controller].card_type = card_type;
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isdn_ctrl_tab[controller].state = CTRL_UP;
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isdn_ctrl_tab[controller].stateb1 = CHAN_IDLE;
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isdn_ctrl_tab[controller].stateb2 = CHAN_IDLE;
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isdn_ctrl_tab[controller].freechans = MAX_CHANCTRL;
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isdn_ctrl_tab[controller].tei = tei;
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isdn_ctrl_tab[controller].l1stat = LAYER_IDLE;
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isdn_ctrl_tab[controller].l2stat = LAYER_IDLE;
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DBGL(DL_RCCF, (log(LL_DBG, "init_controller_state: controller %d is %s",
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controller,
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name_of_controller(isdn_ctrl_tab[controller].ctrl_type,
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isdn_ctrl_tab[controller].card_type))));
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}
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else
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{
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log(LL_ERR, "init_controller_state: unknown card type %d", card_type);
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return(ERROR);
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}
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}
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else if(ctrl_type == CTRL_DAIC)
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{
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isdn_ctrl_tab[controller].ctrl_type = ctrl_type;
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isdn_ctrl_tab[controller].card_type = card_type;
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isdn_ctrl_tab[controller].state = CTRL_DOWN;
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isdn_ctrl_tab[controller].stateb1 = CHAN_IDLE;
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isdn_ctrl_tab[controller].stateb2 = CHAN_IDLE;
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isdn_ctrl_tab[controller].freechans = MAX_CHANCTRL;
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isdn_ctrl_tab[controller].tei = tei;
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isdn_ctrl_tab[controller].l1stat = LAYER_IDLE;
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isdn_ctrl_tab[controller].l2stat = LAYER_IDLE;
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log(LL_DMN, "init_controller_state: controller %d is %s",
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controller,
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name_of_controller(isdn_ctrl_tab[controller].ctrl_type,
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isdn_ctrl_tab[controller].card_type));
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}
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else if(ctrl_type == CTRL_TINADD)
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{
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isdn_ctrl_tab[controller].ctrl_type = ctrl_type;
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isdn_ctrl_tab[controller].card_type = 0;
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isdn_ctrl_tab[controller].state = CTRL_DOWN;
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isdn_ctrl_tab[controller].stateb1 = CHAN_IDLE;
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isdn_ctrl_tab[controller].stateb2 = CHAN_IDLE;
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isdn_ctrl_tab[controller].freechans = MAX_CHANCTRL;
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isdn_ctrl_tab[controller].tei = tei;
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isdn_ctrl_tab[controller].l1stat = LAYER_IDLE;
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isdn_ctrl_tab[controller].l2stat = LAYER_IDLE;
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log(LL_DMN, "init_controller_state: controller %d is %s",
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controller,
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name_of_controller(isdn_ctrl_tab[controller].ctrl_type,
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isdn_ctrl_tab[controller].card_type));
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}
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else
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{
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log(LL_ERR, "init_controller_state: unknown controller type %d", ctrl_type);
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return(ERROR);
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}
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return(GOOD);
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}
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/*--------------------------------------------------------------------------*
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* init active controller
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*--------------------------------------------------------------------------*/
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void
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init_active_controller(void)
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{
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int ret;
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int unit = 0;
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int controller;
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char cmdbuf[MAXPATHLEN+128];
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for(controller = 0; controller < ncontroller; controller++)
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{
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if(isdn_ctrl_tab[controller].ctrl_type == CTRL_TINADD)
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{
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DBGL(DL_RCCF, (log(LL_DBG, "init_active_controller, tina-dd %d: executing [%s %d]", unit, tinainitprog, unit)));
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snprintf(cmdbuf, sizeof(cmdbuf), "%s %d", tinainitprog, unit);
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if((ret = system(cmdbuf)) != 0)
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{
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log(LL_ERR, "init_active_controller, tina-dd %d: %s returned %d!", unit, tinainitprog, ret);
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do_exit(1);
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}
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}
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}
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}
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/*--------------------------------------------------------------------------*
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* init controller D-channel ISDN protocol
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*--------------------------------------------------------------------------*/
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void
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init_controller_protocol(void)
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{
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int controller;
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msg_prot_ind_t mpi;
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for(controller = 0; controller < ncontroller; controller++)
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{
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mpi.controller = controller;
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mpi.protocol = isdn_ctrl_tab[controller].protocol;
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if((ioctl(isdnfd, I4B_PROT_IND, &mpi)) < 0)
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{
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log(LL_ERR, "init_controller_protocol: ioctl I4B_PROT_IND failed: %s", strerror(errno));
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do_exit(1);
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}
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}
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}
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/*--------------------------------------------------------------------------*
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* set controller state to UP/DOWN
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*--------------------------------------------------------------------------*/
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int
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set_controller_state(int controller, int state)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "set_controller_state: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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if(state == CTRL_UP)
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{
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isdn_ctrl_tab[controller].state = CTRL_UP;
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DBGL(DL_CNST, (log(LL_DBG, "set_controller_state: controller [%d] set UP!", controller)));
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}
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else if (state == CTRL_DOWN)
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{
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isdn_ctrl_tab[controller].state = CTRL_DOWN;
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DBGL(DL_CNST, (log(LL_DBG, "set_controller_state: controller [%d] set DOWN!", controller)));
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}
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else
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{
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log(LL_ERR, "set_controller_state: invalid controller state [%d]!", state);
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return(ERROR);
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}
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return(GOOD);
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}
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/*--------------------------------------------------------------------------*
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* get controller state
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*--------------------------------------------------------------------------*/
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int
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get_controller_state(int controller)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "set_controller_state: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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return(isdn_ctrl_tab[controller].state);
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}
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/*--------------------------------------------------------------------------*
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* decrement number of free channels for controller
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*--------------------------------------------------------------------------*/
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int
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decr_free_channels(int controller)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "decr_free_channels: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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if(isdn_ctrl_tab[controller].freechans > 0)
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{
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(isdn_ctrl_tab[controller].freechans)--;
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DBGL(DL_CNST, (log(LL_DBG, "decr_free_channels: ctrl %d, now %d chan free", controller, isdn_ctrl_tab[controller].freechans)));
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return(GOOD);
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}
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else
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{
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log(LL_ERR, "decr_free_channels: controller [%d] already 0 free chans!", controller);
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return(ERROR);
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}
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}
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/*--------------------------------------------------------------------------*
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* increment number of free channels for controller
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*--------------------------------------------------------------------------*/
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int
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incr_free_channels(int controller)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "incr_free_channels: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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if(isdn_ctrl_tab[controller].freechans < MAX_CHANCTRL)
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{
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(isdn_ctrl_tab[controller].freechans)++;
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DBGL(DL_CNST, (log(LL_DBG, "incr_free_channels: ctrl %d, now %d chan free", controller, isdn_ctrl_tab[controller].freechans)));
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return(GOOD);
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}
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else
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{
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log(LL_ERR, "incr_free_channels: controller [%d] already 2 free chans!", controller);
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return(ERROR);
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}
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}
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/*--------------------------------------------------------------------------*
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* get number of free channels for controller
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*--------------------------------------------------------------------------*/
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int
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get_free_channels(int controller)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "get_free_channels: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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DBGL(DL_CNST, (log(LL_DBG, "get_free_channels: ctrl %d, %d chan free", controller, isdn_ctrl_tab[controller].freechans)));
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return(isdn_ctrl_tab[controller].freechans);
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}
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/*--------------------------------------------------------------------------*
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* set channel state to busy
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*--------------------------------------------------------------------------*/
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int
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set_channel_busy(int controller, int channel)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "set_channel_busy: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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switch(channel)
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{
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case CHAN_B1:
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if(isdn_ctrl_tab[controller].stateb1 == CHAN_RUN)
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{
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_busy: controller [%d] channel B1 already busy!", controller)));
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}
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else
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{
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isdn_ctrl_tab[controller].stateb1 = CHAN_RUN;
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_busy: controller [%d] channel B1 set to BUSY!", controller)));
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}
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break;
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case CHAN_B2:
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if(isdn_ctrl_tab[controller].stateb2 == CHAN_RUN)
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{
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_busy: controller [%d] channel B2 already busy!", controller)));
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}
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else
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{
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isdn_ctrl_tab[controller].stateb2 = CHAN_RUN;
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_busy: controller [%d] channel B2 set to BUSY!", controller)));
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}
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break;
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default:
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log(LL_ERR, "set_channel_busy: controller [%d], invalid channel [%d]!", controller, channel);
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return(ERROR);
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break;
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}
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return(GOOD);
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}
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/*--------------------------------------------------------------------------*
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* set channel state to idle
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*--------------------------------------------------------------------------*/
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int
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set_channel_idle(int controller, int channel)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "set_channel_idle: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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switch(channel)
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{
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case CHAN_B1:
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if(isdn_ctrl_tab[controller].stateb1 == CHAN_IDLE)
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{
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_idle: controller [%d] channel B1 already idle!", controller)));
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}
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else
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{
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isdn_ctrl_tab[controller].stateb1 = CHAN_IDLE;
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_idle: controller [%d] channel B1 set to IDLE!", controller)));
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}
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break;
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case CHAN_B2:
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if(isdn_ctrl_tab[controller].stateb2 == CHAN_IDLE)
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{
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_idle: controller [%d] channel B2 already idle!", controller)));
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}
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else
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{
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isdn_ctrl_tab[controller].stateb2 = CHAN_IDLE;
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_idle: controller [%d] channel B2 set to IDLE!", controller)));
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}
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break;
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default:
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_idle: controller [%d], invalid channel [%d]!", controller, channel)));
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return(ERROR);
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break;
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}
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return(GOOD);
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}
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/*--------------------------------------------------------------------------*
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* return channel state
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*--------------------------------------------------------------------------*/
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int
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ret_channel_state(int controller, int channel)
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{
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if((controller < 0) || (controller >= ncontroller))
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{
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log(LL_ERR, "ret_channel_state: invalid controller number [%d]!", controller);
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return(ERROR);
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}
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switch(channel)
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{
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case CHAN_B1:
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return(isdn_ctrl_tab[controller].stateb1);
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break;
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case CHAN_B2:
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return(isdn_ctrl_tab[controller].stateb2);
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break;
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default:
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log(LL_ERR, "ret_channel_state: controller [%d], invalid channel [%d]!", controller, channel);
|
|
return(ERROR);
|
|
break;
|
|
}
|
|
return(ERROR);
|
|
}
|
|
|
|
/* EOF */
|