502 lines
13 KiB
C
502 lines
13 KiB
C
/*****************************************************************************
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*
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* $Id$
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* Purpose ...............: Fidonet mailer
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*
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*****************************************************************************
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* Copyright (C) 1997-2002
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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, 675 Mass Ave, Cambridge, MA 02139, USA.
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*****************************************************************************/
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#include "../lib/libs.h"
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#include "../lib/structs.h"
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#include "../lib/users.h"
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#include "../lib/records.h"
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#include "../lib/common.h"
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#include "../lib/clcomm.h"
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#include "../lib/dbnode.h"
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#include "emsi.h"
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#include "session.h"
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#include "lutil.h"
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#include "config.h"
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#include "emsidat.h"
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#include "filetime.h"
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extern int Loaded;
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char *emsiencode(char *s)
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{
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char Base16Code[]="0123456789ABCDEF";
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static char *buf;
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char *p, *q;
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if (buf)
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free(buf);
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if ((buf = malloc(2 * strlen(s) + 1 * sizeof(char))) == NULL) {
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Syslog('+', "emsiencode:out of memory:string too long:\"%s\"", s);
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return s;
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}
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for (p = s, q = buf; *p != '\0';) {
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switch (*p) {
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case '\\': *q++ = '\\'; *q++ = *p++; break;
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case '[':
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case ']':
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case '{':
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case '}': *q++ = '\\';
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*q++ = Base16Code[(*p >> 4) & 0x0f];
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*q++ = Base16Code[*p & 0x0f];
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p++; break;
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default: *q++ = *p++; break;
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}
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}
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*q = '\0';
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return buf;
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}
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char *mkemsidat(int caller)
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{
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time_t tt;
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char cbuf[16];
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char *p;
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faddr *primary;
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int i;
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p = xstrcpy((char *)"EMSI_DAT0000{EMSI}{");
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primary = bestaka_s(remote->addr);
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p = xstrcat(p, ascfnode(primary, 0x1f));
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for (i = 0; i < 40; i++)
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if ((CFG.aka[i].node) && (CFG.akavalid[i]) &&
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((CFG.aka[i].zone != primary->zone) ||
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(CFG.aka[i].net != primary->net) ||
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(CFG.aka[i].node != primary->node) ||
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(CFG.aka[i].point!= primary->point))) {
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p = xstrcat(p, (char *)" ");
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p = xstrcat(p, aka2str(CFG.aka[i]));
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}
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p=xstrcat(p,(char *)"}{");
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tidy_faddr(primary);
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if (emsi_local_password)
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p=xstrcat(p,emsi_local_password);
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else
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if (strlen(nodes.Epasswd)) {
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p = xstrcat(p, nodes.Epasswd);
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}
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if (emsi_local_opts & OPT_EII) {
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p = xstrcat(p, (char *)"}{");
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if (emsi_local_lcodes & LCODE_FNC)
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p = xstrcat(p, (char *)"FNC,");
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if (emsi_local_lcodes & LCODE_RMA)
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p = xstrcat(p, (char *)"RMA,");
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if (emsi_local_lcodes & LCODE_RH1)
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p = xstrcat(p, (char *)"RH1,");
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if (emsi_local_lcodes & LCODE_PUA)
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p=xstrcat(p,(char *)"PUA,");
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else if (emsi_local_lcodes & LCODE_PUP)
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p=xstrcat(p,(char *)"PUP,");
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else if (emsi_local_lcodes & LCODE_NPU)
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p=xstrcat(p,(char *)"NPU,");
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if (emsi_local_lcodes & LCODE_HAT)
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p=xstrcat(p,(char *)"HAT,");
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if (emsi_local_lcodes & LCODE_HXT)
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p=xstrcat(p,(char *)"HXT,");
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if (emsi_local_lcodes & LCODE_HRQ)
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p=xstrcat(p,(char *)"HRQ,");
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if (*(p+strlen(p)-1) == ',')
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*(p+strlen(p)-1) = '}';
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else
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p=xstrcat(p,(char *)"}");
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} else {
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p=xstrcat(p,(char *)"}{8N1");
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if (emsi_local_lcodes & LCODE_RH1)
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p = xstrcat(p, (char *)",RH1");
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if (caller) {
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if (emsi_local_lcodes & LCODE_PUA)
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p=xstrcat(p,(char *)",PUA");
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else if (emsi_local_lcodes & LCODE_PUP)
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p=xstrcat(p,(char *)",PUP");
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else if (emsi_local_lcodes & LCODE_NPU)
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p=xstrcat(p,(char *)",NPU");
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} else {
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if (emsi_local_lcodes & LCODE_HAT)
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p=xstrcat(p,(char *)",HAT");
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if (emsi_local_lcodes & LCODE_HXT)
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p=xstrcat(p,(char *)",HXT");
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if (emsi_local_lcodes & LCODE_HRQ)
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p=xstrcat(p,(char *)",HRQ");
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}
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p = xstrcat(p, (char *)"}");
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}
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p=xstrcat(p,(char *)"{");
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if (emsi_local_protos & PROT_TCP)
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p=xstrcat(p,(char *)"TCP,");
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if (emsi_local_protos & PROT_HYD)
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p=xstrcat(p,(char *)"HYD,");
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if (emsi_local_protos & PROT_JAN)
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p=xstrcat(p,(char *)"JAN,");
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if (emsi_local_protos & PROT_ZAP)
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p=xstrcat(p,(char *)"ZAP,");
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if (emsi_local_protos & PROT_ZMO)
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p=xstrcat(p,(char *)"ZMO,");
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if (emsi_local_protos & PROT_DZA);
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p=xstrcat(p,(char *)"DZA,");
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if (emsi_local_protos & PROT_KER)
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p=xstrcat(p,(char *)"KER,");
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if (emsi_local_protos == 0)
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p=xstrcat(p,(char *)"NCP,");
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if (emsi_local_opts & OPT_NRQ)
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p=xstrcat(p,(char *)"NRQ,");
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if (emsi_local_opts & OPT_ARC)
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p=xstrcat(p,(char *)"ARC,");
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if (emsi_local_opts & OPT_XMA)
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p=xstrcat(p,(char *)"XMA,");
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if (emsi_local_opts & OPT_FNC)
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p=xstrcat(p,(char *)"FNC,");
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if (emsi_local_opts & OPT_CHT)
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p=xstrcat(p,(char *)"CHT,");
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if (emsi_local_opts & OPT_SLK)
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p=xstrcat(p,(char *)"SLK,");
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if (emsi_local_opts & OPT_EII)
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p=xstrcat(p,(char *)"EII,");
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if (emsi_local_opts & OPT_DFB)
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p=xstrcat(p,(char *)"DFB,");
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if (emsi_local_opts & OPT_FRQ)
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p=xstrcat(p,(char *)"FRQ,");
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if (*(p+strlen(p)-1) == ',')
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*(p+strlen(p)-1) = '}';
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else
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p=xstrcat(p,(char *)"}");
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sprintf(cbuf,"{%X}",PRODCODE);
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p=xstrcat(p,cbuf);
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p=xstrcat(p,(char *)"{mbcico}{");
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p=xstrcat(p,(char *)VERSION);
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p=xstrcat(p,(char *)"}{");
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p=xstrcat(p,(char *)__DATE__);
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p=xstrcat(p,(char *)"}{IDENT}{[");
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p=xstrcat(p,name?emsiencode(name):(char *)"Unknown");
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p=xstrcat(p,(char *)"][");
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p=xstrcat(p,emsiencode(CFG.location));
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p=xstrcat(p,(char *)"][");
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p=xstrcat(p,emsiencode(CFG.sysop_name));
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p=xstrcat(p,(char *)"][");
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p=xstrcat(p,phone?emsiencode(phone):(char *)"-Unpublished-");
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p=xstrcat(p,(char *)"][");
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if (CFG.Speed)
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sprintf(cbuf,"%ld",CFG.Speed);
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else
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strcpy(cbuf,"9600");
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p=xstrcat(p,cbuf);
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p=xstrcat(p,(char *)"][");
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p=xstrcat(p,flags?emsiencode(flags):(char *)"");
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p=xstrcat(p,(char *)"]}{TRX#}{[");
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tt = time(NULL);
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sprintf(cbuf,"%08lX",mtime2sl(tt));
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p=xstrcat(p,cbuf);
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p=xstrcat(p,(char *)"]}{TZUTC}{[");
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p=xstrcat(p,gmtoffset(tt));
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p=xstrcat(p,(char *)"]}");
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sprintf(cbuf,"%04X",(unsigned int)strlen(p+12));
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memcpy(p+8,cbuf,4);
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Syslog('I',"Prepared: \"%s\"",p);
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return p;
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}
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char *sel_brace(char*);
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char *sel_brace(char *s)
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{
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static char *save;
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char *p,*q;
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int i;
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if (s == NULL)
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s=save;
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for (;*s && (*s != '{');s++);
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if (*s == '\0') {
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save=s;
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return NULL;
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} else
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s++;
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for (p=s,q=s;*p;p++)
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switch (*p) {
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case '}': if (*(p+1) == '}')
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*q++=*p++;
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else {
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*q='\0';
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save=p+1;
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goto exit;
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}
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break;
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case '\\': if (*(p+1) == '\\')
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*q++=*p++;
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else {
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sscanf(p+1,"%02x",&i);
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*q++=i;
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p+=2;
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}
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break;
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default: *q++=*p;
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break;
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}
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exit:
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return s;
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}
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char *sel_bracket(char*);
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char *sel_bracket(char *s)
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{
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static char *save;
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char *p,*q;
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int i;
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if (s == NULL)
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s=save;
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for (;*s && (*s != '[');s++);
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if (*s == '\0') {
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save=s;
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return NULL;
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} else
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s++;
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for (p=s,q=s;*p;p++)
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switch (*p) {
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case ']': if (*(p+1) == ']')
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*q++=*p++;
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else {
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*q='\0';
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save=p+1;
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goto exit;
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}
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break;
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case '\\': if (*(p+1) == '\\')
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*q++=*p++;
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else {
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sscanf(p+1,"%02x",&i);
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*q++=i;
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p+=2;
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}
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break;
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default: *q++=*p;
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break;
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}
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exit:
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return s;
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}
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int scanemsidat(char *buf)
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{
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char *p,*q;
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fa_list **tmp,*tmpa;
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faddr *fa;
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char *mailer_prod,*mailer_name,*mailer_version,*mailer_serial;
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Syslog('I',"got data packet: \"%s\"",buf);
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p=sel_brace(buf);
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if (strcasecmp(p,"EMSI") != 0) {
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Syslog('?', "This can never occur. Got \"%s\" instead of \"EMSI\"",p);
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return 1;
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}
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p=sel_brace(NULL);
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/*
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* Clear remote address list, and build a new one from EMSI data
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*/
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tidy_falist(&remote);
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remote = NULL;
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tmp = &remote;
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for (q = strtok(p," "); q; q = strtok(NULL," "))
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if ((fa = parsefnode(q))) {
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*tmp = (fa_list*)malloc(sizeof(fa_list));
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(*tmp)->next = NULL;
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(*tmp)->addr = fa;
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tmp = &((*tmp)->next);
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}
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for (tmpa = remote; tmpa; tmpa = tmpa->next) {
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Syslog('+', "address : %s",ascfnode(tmpa->addr,0x1f));
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(void)nodelock(tmpa->addr);
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/*
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* With the loaded flag we prevent removing the noderecord
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* when the remote presents us an address we don't know about.
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*/
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if (!Loaded) {
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if (noderecord(tmpa->addr))
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Loaded = TRUE;
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}
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}
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history.aka.zone = remote->addr->zone;
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history.aka.net = remote->addr->net;
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history.aka.node = remote->addr->node;
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history.aka.point = remote->addr->point;
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sprintf(history.aka.domain, "%s", remote->addr->domain);
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if (emsi_remote_password)
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free(emsi_remote_password);
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emsi_remote_password=xstrcpy(sel_brace(NULL));
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// Syslog('+', "password: %s", MBSE_SS(emsi_remote_password));
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p=sel_brace(NULL);
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Syslog('+', "link : %s", MBSE_SS(p));
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for (q=strtok(p,",");q;q=strtok(NULL,",")) {
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if (((q[0] >= '5') && (q[0] <= '8')) &&
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((toupper(q[1]) == 'N') ||
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(toupper(q[1]) == 'O') ||
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(toupper(q[1]) == 'E') ||
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(toupper(q[1]) == 'S') ||
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(toupper(q[1]) == 'M')) &&
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((q[2] == '1') || (q[2] == '2')))
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{
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strncpy(emsi_remote_comm,q,3);
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}
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else if (strcasecmp(q,"PUA") == 0) emsi_remote_lcodes |= LCODE_PUA;
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else if (strcasecmp(q,"PUP") == 0) emsi_remote_lcodes |= LCODE_PUP;
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else if (strcasecmp(q,"NPU") == 0) emsi_remote_lcodes |= LCODE_NPU;
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else if (strcasecmp(q,"HAT") == 0) emsi_remote_lcodes |= LCODE_HAT;
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else if (strcasecmp(q,"HXT") == 0) emsi_remote_lcodes |= LCODE_HXT;
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else if (strcasecmp(q,"HRQ") == 0) emsi_remote_lcodes |= LCODE_HRQ;
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else if (strcasecmp(q,"FNC") == 0) emsi_remote_lcodes |= LCODE_FNC;
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else if (strcasecmp(q,"RMA") == 0) emsi_remote_lcodes |= LCODE_RMA;
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else if (strcasecmp(q,"RH1") == 0) emsi_remote_lcodes |= LCODE_RH1;
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else Syslog('+', "unrecognized EMSI link code: \"%s\"",q);
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}
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p=sel_brace(NULL);
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Syslog('+', "comp : %s", p);
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for (q=strtok(p,",");q;q=strtok(NULL,","))
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{
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if (strcasecmp(q,"DZA") == 0) emsi_remote_protos |= PROT_DZA;
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else if (strcasecmp(q,"ZAP") == 0) emsi_remote_protos |= PROT_ZAP;
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else if (strcasecmp(q,"ZMO") == 0) emsi_remote_protos |= PROT_ZMO;
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else if (strcasecmp(q,"JAN") == 0) emsi_remote_protos |= PROT_JAN;
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else if (strcasecmp(q,"HYD") == 0) emsi_remote_protos |= PROT_HYD;
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else if (strcasecmp(q,"KER") == 0) emsi_remote_protos |= PROT_KER;
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else if (strcasecmp(q,"TCP") == 0) emsi_remote_protos |= PROT_TCP;
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else if (strcasecmp(q,"NCP") == 0) emsi_remote_protos = 0;
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else if (strcasecmp(q,"NRQ") == 0) emsi_remote_opts |= OPT_NRQ;
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else if (strcasecmp(q,"ARC") == 0) emsi_remote_opts |= OPT_ARC;
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else if (strcasecmp(q,"XMA") == 0) emsi_remote_opts |= OPT_XMA;
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else if (strcasecmp(q,"FNC") == 0) emsi_remote_opts |= OPT_FNC;
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else if (strcasecmp(q,"CHT") == 0) emsi_remote_opts |= OPT_CHT;
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else if (strcasecmp(q,"SLK") == 0) emsi_remote_opts |= OPT_SLK;
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else if (strcasecmp(q,"EII") == 0) emsi_remote_opts |= OPT_EII;
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else if (strcasecmp(q,"DFB") == 0) emsi_remote_opts |= OPT_DFB;
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else if (strcasecmp(q,"FRQ") == 0) emsi_remote_opts |= OPT_FRQ;
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else if (strcasecmp(q,"BBS") == 0) Syslog('+', "remote has BBS activity now");
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else Syslog('+', "unrecognized EMSI proto/option code: \"%s\"",q);
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}
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if ((emsi_remote_opts & OPT_FNC) == 0)
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remote_flags &= ~SESSION_FNC;
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mailer_prod=sel_brace(NULL);
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mailer_name=sel_brace(NULL);
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mailer_version=sel_brace(NULL);
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mailer_serial=sel_brace(NULL);
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Syslog('+', "uses : %s [%s] version %s/%s",
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mailer_name,mailer_prod,mailer_version,mailer_serial);
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while ((p=sel_brace(NULL)))
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if (strcasecmp(p,"IDENT") == 0) {
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p=sel_brace(NULL);
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Syslog('+', "system : %s",(p=sel_bracket(p)));
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strncpy(history.system_name, p, 35);
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Syslog('+', "location: %s",(p=sel_bracket(NULL)));
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strncpy(history.location, p, 35);
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Syslog('+', "operator: %s",(p=sel_bracket(NULL)));
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strncpy(history.sysop, p, 35);
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if (remote && remote->addr)
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remote->addr->name=xstrcpy(p);
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Syslog('+', "phone : %s",sel_bracket(NULL));
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|
Syslog('+', "baud : %s",sel_bracket(NULL));
|
|
Syslog('+', "flags : %s",sel_bracket(NULL));
|
|
} else if (strcasecmp(p, "TZUTC") == 0) {
|
|
p = sel_brace(NULL);
|
|
p = sel_bracket(p);
|
|
if ((strlen(p) == 4) || (strlen(p) == 5))
|
|
Syslog('+', "timezone: %s", p);
|
|
else
|
|
Syslog('+', "TZUTC : %s", p);
|
|
} else if (strcasecmp(p,"TRX#") == 0) {
|
|
time_t tt, now;
|
|
char ctt[32];
|
|
|
|
now = time(NULL);
|
|
p=sel_brace(NULL);
|
|
p=sel_bracket(p);
|
|
if (sscanf(p,"%08lx",&tt) == 1) {
|
|
strcpy(ctt,date(sl2mtime(tt)));
|
|
Syslog('+', "time : %s",ctt);
|
|
Syslog('+', "tranx : %08lX/%08lX [%ld]", now, sl2mtime(tt), now - sl2mtime(tt));
|
|
} else
|
|
Syslog('+', "remote TRX#: %s",p);
|
|
} else if (strcasecmp(p, "TRAF") == 0) {
|
|
unsigned long tt, tt1;
|
|
|
|
p = sel_brace(NULL);
|
|
if (sscanf(p, "%08lx %08lx", &tt, &tt1) == 2) {
|
|
Syslog('+', "netmail : %u byte(s)", tt);
|
|
Syslog('+', "echomail: %u byte(s)", tt1);
|
|
} else {
|
|
Syslog('+', "TRAF : %s", p);
|
|
}
|
|
} else if (strcasecmp(p, "MOH#") == 0) {
|
|
unsigned long tt;
|
|
|
|
p = sel_brace(NULL);
|
|
p = sel_bracket(p);
|
|
if (sscanf(p, "%08lx", &tt) == 1)
|
|
Syslog('+', "on hold : %u byte(s)", tt);
|
|
else
|
|
Syslog('+', "MOH# : %s", p);
|
|
} else {
|
|
q=sel_brace(NULL);
|
|
Syslog('+', "extra : \"%s\" value: \"%s\"",p,q);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|