//////////////////////////////////////////////////////////////////////////////
//
//   H C O N F I G . S L T
//
//   Copyright (C) 1988,1989,1990,1991 Exis Inc.
//
//   - Written by Colin Sampaleanu.
//   - Modifications by Jeff Woods, Feb '91, to add help function and support
//     for locked modems.
//
//   This is a Host Mode configuration script for Telix.
//   It reads form and saves parameters to the file HOST.CNF,
//
//////////////////////////////////////////////////////////////////////////////

str pass1[8] = "pass1",
    pass2[8] = "pass2",
    shellpass[8] = "shell",
    shutpass[8] = "shut",
    modem_lock[5] = "0",
    host_downloads[64],
    host_uploads[64];    
int direct_connect = 0,
    temp_var;
//////////////////////////////////////////////////////////////////////////////

main()

{

 read_host_config_file();
 host_configure();

}

//////////////////////////////////////////////////////////////////////////////

read_host_config_file()

{
 str s[80];
 int f, stat;

 s = _telix_dir;
 strcat(s, "HOST.CNF");

 f = fopen(s, "r");
 if (!f)
  {
   printsc("Can't open ");
   prints(s);
   return -1;
  }

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 pass1 = s;

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 pass2 = s;

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 shellpass = s;

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 shutpass = s;

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 host_downloads = s;

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 host_uploads = s;

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 direct_connect = (toupper(subchr(s, 0)) == 'D');

 stat = fgets(s, 80, f);
 if (stat == -1)
  goto got_error;
 modem_lock = s;

 fclose(f);
 return 1;

// jump here if error

 got_error:
  fclose(f);
  return -1;

}

//////////////////////////////////////////////////////////////////////////////

host_configure()

{
 str s[100];
 int c, f, i, stat;

 if (!host_downloads)
  {
   host_downloads = _telix_dir;
   strcat(host_downloads, "HSTFILES\");
  }

 if (!host_uploads)
  {
   host_uploads = _telix_dir;
   strcat(host_uploads, "HSTFILES\");
  }

 while (1)
  {
   prints("^M^JHCONFIG - Host Mode Configuration Script^M^J");
   printsc("A: Level 1 password       : ");
   prints(pass1);
   printsc("B: Level 2 password       : ");
   prints(pass2);
   printsc("C: Remote Shell password  : ");
   prints(shellpass);
   printsc("D: Shut down host pass    : ");
   prints(shutpass);
   printsc("E: Host download directory: ");
   prints(host_downloads);
   printsc("F: Host upload directory  : ");
   prints(host_uploads);
   printsc("G: Connection type        : ");
   if (direct_connect)
    prints("Direct");
   else
    prints("Modem");
   printsc("H: Lock Speed (0=none)    : ");
   prints(modem_lock);

   prints("^M^JI: Exit without saving changes.");
   prints("J: Exit and save changes to disk.^M^J");

   printsc("Which option? ");
   gets(s, 1);
   prints("");
   c = toupper(subchr(s, 0));
   if (c < 'A' || c > 'J')
    continue;

   if (c >= 'A' && c <= 'H')
    printsc("Enter new value (Esc to abort): ");

   if (c == 'A')
    {
     stat = gets(s, 8);
     if (stat != -1)
      pass1 = s;
    }
   else if (c == 'B')
    {
     stat = gets(s, 8);
     if (stat != -1)
      pass2 = s;
    }
   else if (c == 'C')
    {
     stat = gets(s, 8);
     if (stat != -1)
      shellpass = s;
    }
   else if (c == 'D')
    {
     stat = gets(s, 8);
     if (stat != -1)
      shutpass = s;
    }
   else if (c == 'E')
    {
     stat = gets(s, 48);
     if (stat != -1)
      {
       host_downloads = s;
       strupper(host_downloads);
      }
     if ((i = strlen(host_downloads)) != 0)       // add slash if needed
      if (subchr(host_downloads, i - 1) != '\')
       copystr("\", host_downloads, i, 1);
    }
   else if (c == 'F')
    {
     stat = gets(s, 48);
     if (stat != -1)
      {
       host_uploads = s;
       strupper(host_uploads);
      }
     if ((i = strlen(host_uploads)) != 0)
      if (subchr(host_uploads, i - 1) != '\')
       copystr("\", host_uploads, i, 1);
    }
   else if (c == 'G')
    {
     stat = gets(s, 7);
     if (stat != -1)
      direct_connect = (toupper(subchr(s, 0)) == 'D');
    }
   else if (c == 'H')
    {
     stat = gets(s, 5);
     if (stat != -1)
      {
       temp_var = stoi(s);
       itos(temp_var, modem_lock);
      }
    }
   else if (c == 'I')
    {
     prints("^M^JHCONFIG done.^M^J");
     return;
    }
   else if (c == 'J')
    {
     s = _telix_dir;
     strcat(s, "HOST.CNF");
     f = fopen(s, "w");

     if (!f)
      {
       printsc("Error writing to ");
       printsc(s);
       prints("!");
       continue;
      }

     fputs(pass1, f);
     fputs("^M^J", f);
     fputs(pass2, f);
     fputs("^M^J", f);
     fputs(shellpass, f);
     fputs("^M^J", f);
     fputs(shutpass, f);
     fputs("^M^J", f);
     fputs(host_downloads, f);
     fputs("^M^J", f);
     fputs(host_uploads, f);
     fputs("^M^J", f);
     if (direct_connect)
      fputs("Direct^M^J", f);
     else
      fputs("Modem^M^J", f);
     fputs(modem_lock, f);

     prints("^M^JHCONFIG done.^M^J");
     fclose(f);
     return;
    }
  }
}