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deb-mbse/mbcico/portsel.c

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2001-08-17 05:46:24 +00:00
/*****************************************************************************
*
2002-01-07 19:16:03 +00:00
* $id$
2001-08-17 05:46:24 +00:00
* Purpose ...............: Fidonet mailer
*
*****************************************************************************
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* Copyright (C) 1997-2002
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*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* MBSE BBS is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MBSE BBS; see the file COPYING. If not, write to the Free
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************/
#include "../lib/libs.h"
#include "../lib/structs.h"
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#include "../lib/users.h"
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#include "../lib/records.h"
#include "../lib/common.h"
#include "../lib/clcomm.h"
#include "portsel.h"
extern char *name, *phone, *flags;
/*
* Tidy the portlist array
*/
void tidy_pplist(pp_list ** fdp)
{
pp_list *tmp, *old;
int i;
Syslog('D', "tidy_pplist");
for (tmp = *fdp; tmp; tmp = old) {
old = tmp->next;
for (i = 0; i < MAXUFLAGS; i++)
if (tmp->uflags[i])
free(tmp->uflags[i]);
free(tmp);
}
*fdp = NULL;
}
/*
* Add a port to the array
*/
void fill_pplist(pp_list **fdp, pp_list *new)
{
pp_list *tmp, *ta;
int i;
tmp = (pp_list *)malloc(sizeof(pp_list));
tmp->next = NULL;
sprintf(tmp->tty, "%s", new->tty);
tmp->mflags = new->mflags;
tmp->dflags = new->dflags;
tmp->iflags = new->iflags;
moflags(new->mflags);
diflags(new->dflags);
ipflags(new->iflags);
tmp->match = TRUE;
for (i = 0; i < MAXUFLAGS; i++)
tmp->uflags[i] = xstrcpy(new->uflags[i]);
if (*fdp == NULL)
*fdp = tmp;
else {
for (ta = *fdp; ta; ta = ta->next)
if (ta->next == NULL) {
ta->next = (pp_list *)tmp;
break;
}
}
}
/*
* Make a list of available ports to use for dialout. The ports
* are selected on the available modem flags and the remote node
* modem type.
*/
int make_portlist(node *nlent, pp_list **tmp)
{
char *temp, *p, *q;
FILE *fp;
int count = 0, j, ixflag, stdflag;
pp_list new;
tidy_pplist(tmp);
temp = calloc(PATH_MAX, sizeof(char));
sprintf(temp, "%s/etc/ttyinfo.data", getenv("MBSE_ROOT"));
if ((fp = fopen(temp, "r")) == NULL) {
WriteError("$Can't open %s", temp);
free(temp);
return 0;
}
Syslog('d', "Building portlist...");
fread(&ttyinfohdr, sizeof(ttyinfohdr), 1, fp);
while (fread(&ttyinfo, ttyinfohdr.recsize, 1, fp) == 1) {
if (((ttyinfo.type == POTS) || (ttyinfo.type == ISDN)) && (ttyinfo.available) && (ttyinfo.callout)) {
memset(&new, 0, sizeof(new));
sprintf(new.tty, "%s", ttyinfo.tty);
stdflag = TRUE;
ixflag = 0;
q = xstrcpy(ttyinfo.flags);
for (p = q; p; p = q) {
if ((q = strchr(p, ',')))
*q++ = '\0';
if ((strncasecmp(p, "U", 1) == 0) && (strlen(p) == 1)) {
stdflag = FALSE;
} else {
for (j = 0; fkey[j].key; j++)
if (strcasecmp(p, fkey[j].key) == 0)
new.mflags |= fkey[j].flag;
for (j = 0; dkey[j].key; j++)
if (strcasecmp(p, dkey[j].key) == 0)
new.dflags |= dkey[j].flag;
if (!stdflag) {
if (ixflag < MAXUFLAGS) {
new.uflags[ixflag++] = p;
}
}
}
}
Syslog('d', "flags: nodelist port %s", new.tty);
Syslog('d', "modem %08lx %08lx", nlent->mflags, new.mflags);
Syslog('d', "ISDN %08lx %08lx", nlent->dflags, new.dflags);
if ((nlent->mflags & new.mflags) || (nlent->dflags & new.dflags)) {
fill_pplist(tmp, &new);
count++;
Syslog('d', "make_portlist add %s", ttyinfo.tty);
}
}
}
fclose(fp);
free(temp);
/* FIXME: sort ports on priority and remove ports with low speed. */
Syslog('d', "make_portlist %d ports", count);
return count;
}
int load_port(char *tty)
{
char *temp;
FILE *fp;
temp = calloc(PATH_MAX, sizeof(char));
sprintf(temp, "%s/etc/ttyinfo.data", getenv("MBSE_ROOT"));
if ((fp = fopen(temp, "r")) == NULL) {
WriteError("$Can't open %s", temp);
free(temp);
return FALSE;
}
free(temp);
fread(&ttyinfohdr, sizeof(ttyinfohdr), 1, fp);
while (fread(&ttyinfo, ttyinfohdr.recsize, 1, fp) == 1) {
if ((strcmp(ttyinfo.tty, tty) == 0) && (ttyinfo.available)) {
fclose(fp);
/*
* Override EMSI parameters.
*/
if (strlen(ttyinfo.phone)) {
free(phone);
phone = xstrcpy(ttyinfo.phone);
}
if (strlen(ttyinfo.flags)) {
free(flags);
flags = xstrcpy(ttyinfo.flags);
}
if (strlen(ttyinfo.name)) {
free(name);
name = xstrcpy(ttyinfo.name);
}
if ((ttyinfo.type == POTS) || (ttyinfo.type == ISDN))
return load_modem(ttyinfo.modem);
else
return TRUE;
}
}
fclose(fp);
memset(&ttyinfo, 0, sizeof(ttyinfo));
return FALSE;
}
int load_modem(char *ModemName)
{
char *temp;
FILE *fp;
temp = calloc(PATH_MAX, sizeof(char));
sprintf(temp, "%s/etc/modem.data", getenv("MBSE_ROOT"));
if ((fp = fopen(temp, "r")) == NULL) {
WriteError("$Can't open %s", temp);
free(temp);
return FALSE;
}
free(temp);
fread(&modemhdr, sizeof(modemhdr), 1, fp);
while (fread(&modem, modemhdr.recsize, 1, fp) == 1) {
if ((strcmp(modem.modem, ModemName) == 0) && (modem.available)) {
fclose(fp);
return TRUE;
}
}
fclose(fp);
memset(&modem, 0, sizeof(modem));
return FALSE;
}