NetBSD/usr.sbin/isdn/isdnd/dial.c

156 lines
5.2 KiB
C

/*
* Copyright (c) 1997, 1999 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 daemon - dial handling routines
* -----------------------------------
*
* $Id: dial.c,v 1.3 2002/12/06 15:00:14 thorpej Exp $
*
* $FreeBSD$
*
* last edit-date: [Mon Dec 13 21:45:51 1999]
*
*---------------------------------------------------------------------------*/
#include "isdnd.h"
/*---------------------------------------------------------------------------*
* select the first remote number to dial according to the
* dial strategy
*---------------------------------------------------------------------------*/
void
select_first_dialno(struct cfg_entry *cep)
{
int i, j;
if(cep->remote_numbers_count < 1)
{
logit(LL_ERR, "select_first_dialno: remote_numbers_count < 1!");
return;
}
if(cep->remote_numbers_count == 1)
{
strcpy(cep->remote_phone_dialout, cep->remote_numbers[0].number);
DBGL(DL_DIAL, (logit(LL_DBG, "select_first_dialno: only one no, no = %s", cep->remote_phone_dialout)));
cep->last_remote_number = 0;
return;
}
if(cep->remote_numbers_handling == RNH_FIRST)
{
strcpy(cep->remote_phone_dialout, cep->remote_numbers[0].number);
DBGL(DL_DIAL, (logit(LL_DBG, "select_first_dialno: use first, no = %s", cep->remote_phone_dialout)));
cep->last_remote_number = 0;
return;
}
i = cep->last_remote_number;
for(j = cep->remote_numbers_count; j > 0; j--)
{
if(cep->remote_numbers[i].flag == RNF_SUCC)
{
if(cep->remote_numbers_handling == RNH_LAST)
{
strcpy(cep->remote_phone_dialout, cep->remote_numbers[i].number);
DBGL(DL_DIAL, (logit(LL_DBG, "select_first_dialno: use last, no = %s", cep->remote_phone_dialout)));
cep->last_remote_number = i;
return;
}
else
{
if(++i >= cep->remote_numbers_count)
i = 0;
strcpy(cep->remote_phone_dialout, cep->remote_numbers[i].number);
DBGL(DL_DIAL, (logit(LL_DBG, "select_first_dialno: use next, no = %s", cep->remote_phone_dialout)));
cep->last_remote_number = i;
return;
}
}
if(++i >= cep->remote_numbers_count)
i = 0;
}
strcpy(cep->remote_phone_dialout, cep->remote_numbers[0].number);
DBGL(DL_DIAL, (logit(LL_DBG, "select_first_dialno: no last found (use 0), no = %s", cep->remote_phone_dialout)));
cep->last_remote_number = 0;
}
/*---------------------------------------------------------------------------*
* select next remote number to dial (last was unsuccesfull)
*---------------------------------------------------------------------------*/
void
select_next_dialno(struct cfg_entry *cep)
{
if(cep->remote_numbers_count < 1)
{
logit(LL_ERR, "select_next_dialno: remote_numbers_count < 1!");
return;
}
if(cep->remote_numbers_count == 1)
{
strcpy(cep->remote_phone_dialout, cep->remote_numbers[0].number);
DBGL(DL_DIAL, (logit(LL_DBG, "select_next_dialno: only one no, no = %s", cep->remote_phone_dialout)));
cep->last_remote_number = 0;
return;
}
/* mark last try as bad */
cep->remote_numbers[cep->last_remote_number].flag = RNF_IDLE;
/* next one to try */
cep->last_remote_number++;
if(cep->last_remote_number >= cep->remote_numbers_count)
cep->last_remote_number = 0;
strcpy(cep->remote_phone_dialout, cep->remote_numbers[cep->last_remote_number].number);
DBGL(DL_DIAL, (logit(LL_DBG, "select_next_dialno: index=%d, no=%s",
cep->last_remote_number,
cep->remote_numbers[cep->last_remote_number].number)));
}
/*---------------------------------------------------------------------------*
* dial succeded, store this number as the last successful
*---------------------------------------------------------------------------*/
void
select_this_dialno(struct cfg_entry *cep)
{
cep->remote_numbers[cep->last_remote_number].flag = RNF_SUCC;
DBGL(DL_DIAL, (logit(LL_DBG, "select_this_dialno: index = %d, no = %s",
cep->last_remote_number,
cep->remote_numbers[cep->last_remote_number].number)));
}
/* EOF */