526 lines
16 KiB
C
526 lines
16 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: [Sun Oct 21 11:02:15 2001]
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*
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*---------------------------------------------------------------------------*/
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#include <sys/types.h>
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#include <sys/mman.h>
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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, int nbch);
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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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"Eicon.Diehl DIVA 2.0 / 2.02 ISA PnP",
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"Compaq Microcom 610",
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"AVM Fritz!Card PCI Version 2",
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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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static char *capi_card[] = {
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"AVM T1 PCI",
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"AVM B1 PCI",
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"AVM B1 ISA",
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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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else if(ctrl_type == CTRL_CAPI)
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{
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int index = card_type - CARD_TYPEC_AVM_T1_PCI;
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if (index >= 0 && index < (sizeof capi_card / sizeof capi_card[0] ))
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return capi_card[index];
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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, mcir.nbch)) == 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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int nbch)
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{
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int i;
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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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switch (ctrl_type) {
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case CTRL_PASSIVE:
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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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}
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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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break;
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case CTRL_DAIC:
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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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break;
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case CTRL_TINADD:
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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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break;
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case CTRL_CAPI:
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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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break;
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default:
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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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isdn_ctrl_tab[controller].nbch = nbch;
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isdn_ctrl_tab[controller].freechans = nbch;
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for (i = 0; i < nbch; i++)
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isdn_ctrl_tab[controller].stateb[i] = CHAN_IDLE;
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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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return(GOOD);
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}
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/*--------------------------------------------------------------------------*
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* init active or capi 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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* Generic microcode loading. If a controller has
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* defined a microcode file, load it using the
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* I4B_CTRL_DOWNLOAD ioctl.
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*/
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if(isdn_ctrl_tab[controller].firmware != NULL)
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{
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int fd, ret;
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struct isdn_dr_prot idp;
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struct isdn_download_request idr;
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fd = open(isdn_ctrl_tab[controller].firmware, O_RDONLY);
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if (fd < 0) {
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log(LL_ERR, "init_active_controller %d: open %s: %s!",
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controller, isdn_ctrl_tab[controller].firmware,
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strerror(errno));
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do_exit(1);
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}
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idp.bytecount = lseek(fd, 0, SEEK_END);
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idp.microcode = mmap(0, idp.bytecount, PROT_READ,
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MAP_SHARED, fd, 0);
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if (idp.microcode == MAP_FAILED) {
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log(LL_ERR, "init_active_controller %d: mmap %s: %s!",
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controller, isdn_ctrl_tab[controller].firmware,
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strerror(errno));
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do_exit(1);
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}
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DBGL(DL_RCCF, (log(LL_DBG, "init_active_controller %d: loading firmware from [%s]", controller, isdn_ctrl_tab[controller].firmware)));
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idr.controller = controller;
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idr.numprotos = 1;
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idr.protocols = &idp;
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ret = ioctl(isdnfd, I4B_CTRL_DOWNLOAD, &idr, sizeof(idr));
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if (ret) {
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log(LL_ERR, "init_active_controller %d: load %s: %s!",
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controller, isdn_ctrl_tab[controller].firmware,
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strerror(errno));
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do_exit(1);
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}
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munmap(idp.microcode, idp.bytecount);
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close(fd);
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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 < isdn_ctrl_tab[controller].nbch)
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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 %d free chans!", controller, isdn_ctrl_tab[controller].nbch);
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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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if ((channel < 0) || (channel >= isdn_ctrl_tab[controller].nbch))
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{
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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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}
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if(isdn_ctrl_tab[controller].stateb[channel] == CHAN_RUN)
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{
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_busy: controller [%d] channel B%d already busy!", controller, channel+1)));
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}
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else
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{
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isdn_ctrl_tab[controller].stateb[channel] = CHAN_RUN;
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_busy: controller [%d] channel B%d set to BUSY!", controller, channel+1)));
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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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if ((channel < 0) || (channel >= isdn_ctrl_tab[controller].nbch))
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{
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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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}
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if (isdn_ctrl_tab[controller].stateb[channel] == CHAN_IDLE)
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{
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_idle: controller [%d] channel B%d already idle!", controller, channel+1)));
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}
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else
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{
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isdn_ctrl_tab[controller].stateb[channel] = CHAN_IDLE;
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DBGL(DL_CNST, (log(LL_DBG, "set_channel_idle: controller [%d] channel B%d set to IDLE!", controller, channel+1)));
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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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*--------------------------------------------------------------------------*/
|
|
int
|
|
ret_channel_state(int controller, int channel)
|
|
{
|
|
if((controller < 0) || (controller >= ncontroller))
|
|
{
|
|
log(LL_ERR, "ret_channel_state: invalid controller number [%d]!", controller);
|
|
return(ERROR);
|
|
}
|
|
|
|
if ((channel < 0) || (channel >= isdn_ctrl_tab[controller].nbch))
|
|
{
|
|
log(LL_ERR, "set_channel_busy: controller [%d] invalid channel [%d]!", controller, channel);
|
|
return(ERROR);
|
|
}
|
|
|
|
return(isdn_ctrl_tab[controller].stateb[channel]);
|
|
}
|
|
|
|
/* EOF */
|