97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/*****************************************************************************
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*
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* $Id: backalias.c,v 1.5 2004/02/21 17:22:01 mbroek Exp $
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* Purpose ...............: Alias functions.
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*
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*****************************************************************************
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* Copyright (C) 1997-2004
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MBSE BBS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/mbselib.h"
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#include "../lib/users.h"
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#include "../lib/mbsedb.h"
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#include "backalias.h"
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static struct aliaslist {
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struct aliaslist *next;
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faddr *addr;
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char *alias;
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} *alist = NULL;
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char *backalias(faddr *fa)
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{
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struct aliaslist *tmp;
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for (tmp = alist; tmp; tmp = tmp->next)
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if ((!fa->domain || !tmp->addr->domain || !strcasecmp(fa->domain,tmp->addr->domain)) &&
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(!fa->zone || (fa->zone == tmp->addr->zone)) && (fa->net == tmp->addr->net) &&
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(fa->node == tmp->addr->node) && (fa->point == tmp->addr->point) && (fa->name) &&
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(tmp->addr->name) && (strcasecmp(fa->name,tmp->addr->name) == 0)) {
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Syslog('m', "Address \"%s\" has local alias \"%s\"", ascinode(fa,0x7f), MBSE_SS(tmp->alias));
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return tmp->alias;
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}
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return NULL;
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}
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void readalias(char *fn)
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{
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FILE *fp;
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char buf[256], *k, *v;
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struct aliaslist *tmp = NULL;
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faddr *ta = NULL;
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if ((fp = fopen(fn,"r")) == NULL) {
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WriteError("$cannot open system alias file %s", MBSE_SS(fn));
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return;
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}
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while (fgets(buf, sizeof(buf)-1, fp)) {
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k = strtok(buf, " \t:");
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v = strtok(NULL, " \t\n\r\0:");
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if (k && v)
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if ((ta = parsefaddr(v))) {
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if (alist) {
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tmp->next = (struct aliaslist *) xmalloc(sizeof(struct aliaslist));
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tmp = tmp->next;
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} else {
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alist = (struct aliaslist *) xmalloc(sizeof(struct aliaslist));
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tmp = alist;
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}
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tmp->next = NULL;
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tmp->addr = ta;
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ta = NULL;
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tmp->alias = xstrcpy(k);
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}
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}
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fclose(fp);
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}
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