wvdial/wvdialconf.cc

   1 /*
   2  * Worldvisions Weaver Software:
   3  *   Copyright (C) 1997-2003 Net Integration Technologies, Inc.
   4  *
   5  * WvDial configuration utility.  Generates a basic wvdial.conf file.
   6  */
   7 #include "uniconfroot.h"
   8 #include "wvconfemu.h"
   9 #include "wvfile.h"
  10 #include "wvmodemscan.h"
  11 #include "wvstrutils.h"
  12 #include <ctype.h>
  13
  14
  15 void check_ppp_options()
  16 {
  17     WvFile file("/etc/ppp/options", O_RDONLY);
  18     char *line;
  19
  20     while ((line = file.getline()) != NULL)
  21     {
  22         line = trim_string(line);
  23
  24         // comments and blank lines are ignored
  25         if (line[0] == '#'  ||  !line[0])
  26             continue;
  27
  28         // IP addresses are allowed
  29         if (strchr(line, '.') || strchr(line, ':'))
  30             continue;
  31
  32         // but baud rates and tty names are not!
  33         // a 'connect' line is usually bad too.
  34         if (isdigit(line[0])
  35             || !strncmp(line, "/dev", 4)
  36             || !strncmp(line, "tty",  3)
  37             || !strncmp(line, "cua",  3)
  38             || !strncmp(line, "connect", 7))
  39         {
  40             wvcon->print("\n*** WARNING!  Line \"%s\"\n"
  41                 "   in /etc/ppp/options may conflict with wvdial!\n\n", line);
  42         }
  43     }
  44 }
  45
  46
  47 int main(int argc, char **argv)
  48 {
  49 #if DEBUG
  50     free(malloc(1));    // for electric fence
  51 #endif
  52
  53     if (argc != 2 || argv[1][0]=='-')
  54     {
  55         wvcon->print("Usage: %s <configfile-name>\n"
  56                 "\t(create/update a wvdial.conf file automatically)\n",
  57                 argv[0]);
  58         return 1;
  59     }
  60
  61     wvcon->print("Scanning your serial ports for a modem.\n\n");
  62
  63     WvModemScanList l;
  64     while (!l.isdone())
  65         l.execute();
  66
  67     if (l.count() < 1)
  68     {
  69         wvcon->print("\n\n"
  70           "Sorry, no modem was detected!  "
  71             "Is it in use by another program?\n"
  72           "Did you configure it properly with setserial?\n\n"
  73
  74           "Please read the FAQ at http://open.nit.ca/wvdial/\n\n"
  75
  76           "If you still have problems, send mail to "
  77             "wvdial-list@lists.nit.ca.\n");
  78         return 1;
  79     }
  80
  81     WvModemScanList::Iter i(l);
  82
  83     i.rewind(); i.next();
  84     WvModemScan &m = *i;
  85     WvString fn = m.filename(), init = m.initstr();
  86
  87     wvcon->print("\nFound %s on %s",
  88         m.is_isdn() ? "an ISDN TA" :
  89         strncmp("/dev/ttyACM",fn,11) ? "a modem" : "an USB modem", (const char *)fn);
  90     if (m.use_modem_link) {
  91         wvcon->print(", using link /dev/modem in config.\n");
  92         fn = "/dev/modem";
  93     } else {
  94         wvcon->print(".\n");
  95     }
  96     UniConfRoot uni(WvString("ini:%s", argv[1]), 0660);
  97     WvConfEmu cfg(uni); // Create it read/write owner and group only
  98     static char s[]="Dialer Defaults";
  99     cfg.set(s, "Modem", fn);
 100     cfg.setint(s, "Baud", m.maxbaud());
 101     cfg.set(s, "Init1", m.is_isdn() ? "AT&F" : "ATZ");
 102     cfg.set(s, "Init2", init);
 103     cfg.set(s, "ISDN",  m.use_default_asyncmap() ? "1" : "0");
 104     cfg.set(s, "Modem Name",  m.modem_name ? (const char *)m.modem_name : "");
 105     cfg.set(s, "Modem Type",  m.is_isdn() ? "ISDN Terminal Adapter" :
 106             strncmp("/dev/ttyACM",fn,11) ? "Analog Modem" : "USB Modem");
 107
 108     if (m.modem_name)
 109         wvcon->print("Config for %s written to %s.\n", (const char *)m.modem_name, argv[1]);
 110     else
 111         wvcon->print("Modem configuration written to %s.\n", argv[1]);
 112
 113     // insert some entries to let people know what they need to edit
 114     if (!cfg.get(s, "Phone"))
 115         cfg.set(s, "; Phone", "<Target Phone Number>");
 116     if (!cfg.get(s, "Username"))
 117         cfg.set(s, "; Username", "<Your Login Name>");
 118     if (!cfg.get(s, "Password"))
 119         cfg.set(s, "; Password", "<Your Password>");
 120
 121     check_ppp_options();
 122
 123     return 0;
 124 }