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Diff for /trango/Net-Telnet-Trango/lib/Net/Telnet/Trango.pm between version 1.13 and 1.49

version 1.13, 2006/09/07 03:39:36 version 1.49, 2008/02/08 19:29:05
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 package Net::Telnet::Trango;  package Net::Telnet::Trango;
 # $RedRiver: Trango.pm,v 1.12 2006/08/31 21:29:53 andrew Exp $  
 use strict;  # $RedRiver: Trango.pm,v 1.48 2008/02/08 18:49:41 andrew Exp $
 use warnings;  use strict;
 use base 'Net::Telnet';  use warnings;
   use base 'Net::Telnet';
 =pod  
   =pod
 =head1 NAME  
   =head1 NAME
 Net::Telnet::Trango - Perl extension for accessing the Trango telnet interface  
   Net::Telnet::Trango
 =head1 SYNOPSIS  - Perl extension for accessing the Trango telnet interface
   
   use Net::Telnet::Trango;  =head1 SYNOPSIS
   my $t = new Net::Telnet::Trango ( Timeout => 5 );  
       use Net::Telnet::Trango;
   $t->open( Host => $fox ) or die "Error connecting: $!";    my $t = new Net::Telnet::Trango ( Timeout => 5 );
   
   $t->login('password') or die "Couldn't log in: $!";    $t->open( Host => $ap ) or die "Error connecting: $!";
     
   # Do whatever    $t->login('password') or die "Couldn't log in: $!";
     
   $t->exit;    # Do whatever
   $t->close;  
     $t->exit;
 =head1 DESCRIPTION    $t->close;
   
 Perl access to the telnet interface on Trango Foxes, SUs and APs.  =head1 DESCRIPTION
   
 Another handy feature is that it will parse the output from certain commands that is in the format "[key1] value1 [key2] value2" and put those in a hashref that is returned.  This makes using the output from things like sysinfo very easy to do.  Perl access to the telnet interface on Trango APs and SUs.
   
 =head2 EXPORT  A handy feature is that it will parse the output from certain commands that is
   in the format "[key1] value1 [key2] value2" and put those in a hashref that is
 None  returned.  This makes using the output from things like sysinfo very easy to
   do.
 =cut  
   =head2 EXPORT
 our $VERSION = '0.01';  
   None
 my %PRIVATE = (  
   is_connected => 0,  =head1 METHODS
   logged_in => 0,  
 );  =cut
   
 =pod  our $VERSION = '0.01';
   
 =item new  my $EMPTY = q{};
   my $SPACE = q{ };
 Same as new from L<Net::Telnet> but has defaults for the trango 'Prompt'  
   my %PRIVATE = (
 It also takes an optional parameter 'Decode'.  If not defined it      is_connected => 0,
 defaults to 1, if it is set to 0, it will not decode the output and      logged_in    => 0,
 instead return an array of the lines that were returned from the  );
 command.  
   =pod
 =cut  
   =head2 B<new> - Creates a new Net::Telnet::Trango object.
 sub new  
 {      new([Options from Net::Telnet,]
   my $class = shift;          [Decode => 0,]);
   
   my %args;  Same as new from L<Net::Telnet> but sets the default Trango Prompt:
   if (@_ == 1) {  '/#> *$/'
     $args{'Host'} = shift;  
   } else {  It also takes an optional parameter 'Decode'.  If not defined it
     %args = @_;  defaults to 1, if it is set to 0, it will not decode the output and
   }  instead return a reference to an array of the lines that were returned
   from the command.
   $args{'Prompt'}  ||= '/#> *$/';  
   =cut
   foreach my $key (keys %args) {  
     $PRIVATE{$key} = $args{$key};  sub new {
   }      my $class = shift;
   $PRIVATE{'Decode'} = 1 unless defined $PRIVATE{'Decode'};  
   delete $args{'Decode'};      my %args;
       if ( @_ == 1 ) {
   my $self = $class->SUPER::new(%args);          $args{'Host'} = shift;
   bless $self if ref $self;      }
       else {
   return $self;          %args = @_;
 }      }
   
 #  _password <new password> <new password>      $args{'Prompt'} ||= '/#> *$/';
 #  ? [command]  
 #  apsearch <secs> <ch#> <h|v> [<ch#> <h|v>]...      foreach my $key ( keys %args ) {
 #  arp -bcast <on|off>          $PRIVATE{$key} = $args{$key};
 #  bcastscant <all|suid> <ch#> <h|v> [<ch#> <h|v> ...      }
 #  bye      $PRIVATE{'Decode'} = 1 unless defined $PRIVATE{'Decode'};
 #  cf2cf ap [default|<size>]      delete $args{'Decode'};
 #  date  
 #  date <month> <day> <year>      my $self = $class->SUPER::new(%args);
 #  freq scantable      bless $self if ref $self;
 #  freq channeltable  
 #  freq writescan [<ch#> <h|v>]      return $self;
 #  freq writechannel [<ch#> <freq>] ...  }
 #  freq <ch #> <h|v>  
 #  help [command]  #  _password <new password> <new password>
 #  heater [<on temp> <off temp>]  #  ? [command]
 #  ipconfig [<new ip> <new subnet mask> <new gateway>]  #  apsearch <secs> <ch#> <h|v> [<ch#> <h|v>]...
 #  log [<# of entries, 1..179>]  #  arp -bcast <on|off>
 #  log <sum> <# of entries, 1..179>  #  bcastscant <all|suid> <ch#> <h|v> [<ch#> <h|v> ...
 #  logout  #  bye
 #  opmode [ap [y]]  #  cf2cf ap [default|<size>]
 #  password  #  date
 #  ping <ip addr>  #  date <month> <day> <year>
 #  polar <h|v>  #  freq scantable
 #  power <setism|setunii> <max|min|<dBm>>  #  freq channeltable
 #  reboot  #  freq writescan [<ch#> <h|v>]
 #  restart  #  freq writechannel [<ch#> <freq>] ...
 #  remarks [<str>]  #  freq <ch #> <h|v>
 #  rfrxthreshold [<ism|unii> <-90|-85|-80|-75|-70|-65>]  #  help [command]
 #  rfrxth [<ism|unii> <-90|-85|-80|-75|-70|-65>]  #  heater [<on temp> <off temp>]
 #  sysinfo  #  ipconfig [<new ip> <new subnet mask> <new gateway>]
 #  set suid <id>  #  linktest <suid> [<pkt len, bytes> [<# of pkts> [<# of cycle>]]]
 #  set apid <id>  #  log [<# of entries, 1..179>]
 #  set baseid <id>  #  log <sum> <# of entries, 1..179>
 #  set defaultopmode [<ap|su> <min,0..10>]  #  logout
 #  set defaultopmode off  #  opmode [ap [y]]
 #  set snmpcomm [<read | write | trap (id or setall)> <str>]  #  password
 #  set mir [on|off]  #  ping <ip addr>
 #  set mir threshold <kbps>  #  polar <h|v>
 #  set rssitarget [<ism|unii> <dBm>]  #  power <setism|setunii> <max|min|<dBm>>
 #  set serviceradius [<ism | unii> <miles>]  #  reboot
 #  ssrssi <ch #> <h|v>  #  restart
 #  su [<suid>|all]  #  remarks [<str>]
 #  su changechannel <all|suid> <ch#> <h|v>  #  rfrxthreshold [<ism|unii> <-90|-85|-80|-75|-70|-65>]
 #  su ipconfig <suid> <new ip> <new subnet> <new gateway>  #  rfrxth [<ism|unii> <-90|-85|-80|-75|-70|-65>]
 #  su [live|poweroff|priority]  #  sysinfo
 #  su <ping|info|status> <suid>  #  set suid <id>
 #  su powerleveling <all|suid>  #  set apid <id>
 #  su reboot <all|suid>  #  set baseid <id>
 #  su restart <all|suid>  #  set defaultopmode [<ap|su> <min,0..10>]
 #  su testrflink <all|suid> [r]  #  set defaultopmode off
 #  su testrflink <setlen> [64..1600]  #  set snmpcomm [<read | write | trap (id or setall)> <str>]
 #  su testrflink <aptx> [20..100]  #  set mir [on|off]
 #  su sw <suid|all> <sw #> <on|off>  #  set mir threshold <kbps>
 #  sudb [dload | view]  #  set rssitarget [<ism|unii> <dBm>]
 #  sudb add <suid> pr <cir,kbps> <mir,kbps> <device id,hex>  #  set serviceradius [<ism | unii> <miles>]
 #  sudb add <suid> reg <cir,kbps> <mir,kbps> <device id,hex>  #  ssrssi <ch #> <h|v>
 #  sudb delete <all|<suid>>  #  su [<suid>|all]
 #  sudb modify <suid> <cir|mir> <kbps>  #  su changechannel <all|suid> <ch#> <h|v>
 #  sudb modify <suid> <su2su> <group id,hex>  #  su ipconfig <suid> <new ip> <new subnet> <new gateway>
 #  sudb view  #  su [live|poweroff|priority]
 #  sulog [lastmins | sampleperiod <1..60>]  #  su <ping|info|status> <suid>
 #  sulog [<# of entry,1..18>]  #  su powerleveling <all|suid>
 #  survey <ism|unii> <time, sec> <h|v>  #  su reboot <all|suid>
 #  sw [<sw #> <on|off>]  #  su restart <all|suid>
 #  temp  #  su testrflink <all|suid> [r]
 #  tftpd [on|off]  #  su testrflink <setlen> [64..1600]
 #  time  #  su testrflink <aptx> [20..100]
 #  time <hour> <min> <sec>  #  su sw <suid|all> <sw #> <on|off>
 #  save <mainimage|fpgaimage> <current chksum> <new chksum>  #  sudb [dload | view]
 #  save <systemsetting|sudb>  #  sudb add <suid> pr <cir,kbps> <mir,kbps> <device id,hex>
 #  updateflash <mainimage|fpgaimage> <current chksum> <new chksum>  #  sudb add <suid> reg <cir,kbps> <mir,kbps> <device id,hex>
 #  updateflash <systemsetting|sudb>  #  sudb delete <all|<suid>>
   #  sudb modify <suid> <cir|mir> <kbps>
 =pod  #  sudb modify <suid> <su2su> <group id,hex>
   #  sudb view
 =head1 METHODS  #  sulog [lastmins | sampleperiod <1..60>]
   #  sulog [<# of entry,1..18>]
 =head2 ACCESSORS  #  survey <ism|unii> <time, sec> <h|v>
   #  sw [<sw #> <on|off>]
 =over  #  temp
   #  tftpd [on|off]
 =item Host  #  time
   #  time <hour> <min> <sec>
 returns the name of the host that you are accessing  #  save <mainimage|fpgaimage> <current chksum> <new chksum>
   #  save <systemsetting|sudb>
 =item firmware_version  #  updateflash <mainimage|fpgaimage> <current chksum> <new chksum>
   #  updateflash <systemsetting|sudb>
 returns the firmware version on the trango if available otherwise undef.    
 Available after a successful open()  =pod
 This is usually only set internally  
   =head1 ACCESSORS
 =item host_type  
   These are usually only set internally.
 returns the type of host from the login banner for example M5830S or M5300S.    
 Available after a successful open()  =head2 B<firmware_version> - returns the firmware version
 This is usually only set internally  
   Returns the firmware version if available, otherwise undef.
 =item is_connected  
   It should be available after a successful open().
 returns 1 after a successful open() otherwise undef  
 This is usually only set internally  =head2 B<host_type> - return the type of host you are connected to.
   
 =item logged_in  returns the type of host from the login banner for example M5830S or M5300S.
   
 returns 1 after a successful login() 0 if it failed and undef if  Should be available after a successful open().
 login() was never called  
 This is usually only set internally  =head2 B<is_connected> - Status of the connection to host.
   
 =item login_banner  returns 1 when connected, undef otherwise.
   
 returns the banner that is displayed when first connected at login.  Only set after a successful open()  =head2 B<logged_in> - Status of being logged in to the host.
   
 This is usually only set internally  returns 1 after a successful login(), 0 if it failed and undef if
   login() was never called.
 =item last_lines  
   =head2 B<login_banner> - The banner when first connecting to the host.
 returns the output from the last cmd() that was run as an array ref  
 This is usually only set internally  returns the banner that is displayed when first connected at login.
   Only set after a successful open().
 =back  
   =head2 B<last_lines> - The last lines of output from the last cmd().
 =head2 ALIASES  
   returns, as an array ref, the output from the last cmd() that was run.
 =over  
   =head2 B<last_error> - A text output of the last error that was encountered.
 =item bye  
   returns the last error reported.  Probably contains the last entry in
 alias of exit()  last_lines.
   
 =item restart  =head1 ALIASES
   
 alias of reboot()  =head2 B<bye> - alias of exit()
   
 =back  Does the same as exit()
   
 =head2 COMMANDS  =head2 B<restart> - alias of reboot()
   
 Most of these are just shortcuts to C<cmd(String =E<gt> METHOD)>, as such they accept the same options as C<cmd()>.  Specifically they take a named paramater "args", for example:  Does the same as reboot()
 C<tftpd(args =E<gt> 'on')> would enable tftpd  
   =head2 B<save_systemsetting> - alias of save_ss()
 =over  
   Does the same as save_ss()
 =item tftpd  
   =head1 COMMANDS
 Returns a hash ref of the decoded output from the command.  
   Most of these are just shortcuts to C<cmd(String =E<gt> METHOD)>,
 Also see enable_tftpd() and disable_tftpd() as those check for correct output  as such they accept the same options as C<cmd()>.
   Specifically they take a named paramater "args", for example:
 =item ver  C<tftpd(args =E<gt> 'on')> would enable tftpd
   
 Returns a hash ref of the decoded output from the command.  =head2 B<tftpd> - The output from the tftpd command
   
 =item sysinfo  Returns a hash ref of the decoded output from the
   command.
 Returns a hash ref of the decoded output from the command.  
   Also see enable_tftpd() and disable_tftpd() as those check that it was
 =item exit  successfully changed.
   
 exits the command session with the trango and closes the connection  =head2 B<ver> - The output from the ver command
   
 =item reboot  Returns a hash ref of the decoded output from the
   command.
 reboots the trango and closes the connection  
   =head2 B<sysinfo> - The output from the sysinfo command
 =item sulog  
   Returns a hash ref of the decoded output from the
 returns an array ref of hashes containing each log line.  command.
   
 =item save_sudb  =head2 B<exit> - Exits the connection
   
 returns true on success, undef on failure  exits the command session with the Trango and closes
   the connection
 =item syslog  
   =head2 B<reboot> - Sends a reboot command
 returns the output from the syslog command  
   reboots the Trango and closes the connection
 =item pipe  
   =head2 B<remarks> - Set or retrieve the remarks.
 returns the output from the pipe command  
   Takes an optional argument, which sets the remarks.
 =item maclist  If there is no argument, returns the current remarks.
   
 returns the output from the maclist command    my $old_remarks = $t->remarks();
     $t->remarks($new_remarks);
 =item maclist_reset  
   =head2 B<sulog> - The output from the sulog command
 resets the maclist.  No useful output.  
   Returns an array ref of hashes containing each log
 =item eth_list  line.
   
 returns the output from the eth list command  =head2 B<save_sudb> - saves the sudb
   
 =cut  Returns true on success, undef on failure
   
   =head2 B<syslog> - The output from the sulog command
 my $success = 'Success.';  
 my %COMMANDS = (  Returns a hashref of the output from the syslog command
   tftpd       => { decode => 'all',   expect => $success },  
   ver         => { decode => 'all' },  =head2 B<pipe> - the pipe command
   sysinfo     => { decode => 'all',   expect => $success },  
   updateflash => { decode => 'all',   expect => $success },  Returns the output from the pipe command
   sulog       => { decode => 'sulog', expect => $success },  
   'exit'      => { no_prompt => 1, cmd_disconnects => 1 },  =head2 B<maclist> - retrieves the maclist
   reboot      => { no_prompt => 1, cmd_disconnects => 1 },  
   save_sudb   => { String => 'save sudb', expect => $success },  Returns the output from the maclist command
   syslog      => { expect => $success },  
   'pipe'      => { }, # XXX needs a special decode  =head2 B<maclist_reset> - resets the maclist.
   maclist     => { decode => 'maclist' },  
   maclist_reset => { String => 'maclist reset', expect => 'done' },  No useful output.
   eth_link    => { String => 'eth link', expect => $success },  
   # eth r, w and reset???  =head2 B<eth_link> - eth link command
   #su password???  
   #_bootloader  Returns the output from the eth link command
   #temp  
   #heater  This command seems to cause some weird issues.  It often will cause the
 );  command after it to appear to fail.  I am not sure why.
   
 my %ALIASES = (  =head2 B<su_info> - gets the su info
   bye     => 'exit',  
   restart => 'reboot',  Returns information about the SU.
 );  
   You need to pass in the $suid and it will return the info for that suid.
 my %ACCESS = map { $_ => 1 } qw(  
   firmware_version    $t->su_info($suid);
   host_type  
   Host  =head2 B<su_testrflink> - tests the RF Link to an su
   is_connected  
   logged_in    $t->su_testrflink($suid|'all');
   login_banner  
   Timeout  =head2 B<save_ss> - saves the config.
   last_lines  
   last_vals  Returns 1 on success, undef on failure.
 );  
   =head2 B<opmode> - sets opmode ap y or returns the opmode
 sub AUTOLOAD  
 {      $t->opmode([ap y]);
   my $self = shift;  
   =cut
   my ($method) = (our $AUTOLOAD) =~ /^.*::(\w+)$/  
     or die "Weird: $AUTOLOAD";  my $success  = 'Success\\.';
   my %COMMANDS = (
   if (exists $ALIASES{$method}) {      _clear      => { String => "\n" },
     $method = $ALIASES{$method};      tftpd       => { decode    => 'all',       expect          => $success },
     return $self->$method(@_);      ver         => { decode    => 'all' },
   }      sysinfo     => { decode    => 'all',       expect          => $success },
       updateflash => { decode    => 'all',       expect          => $success },
   if (exists $COMMANDS{$method}) {      sulog       => { decode    => 'sulog',     expect          => $success },
     $method = shift if (@_ == 1);      'exit'      => { no_prompt => 1,           cmd_disconnects => 1 },
     $COMMANDS{$method}{'String'} ||= $method;      reboot      => { no_prompt => 1,           cmd_disconnects => 1 },
     return $self->cmd(%{ $COMMANDS{$method} }, @_);      remarks     => { decode    => 'all',       expect          => $success },
   }      save_sudb   => { String    => 'save sudb', expect          => $success },
       syslog      => { expect    => $success },
   if (exists $ACCESS{$method}) {      'pipe'      => {},                        # XXX needs a special decode
     my $prev = $PRIVATE{$method};      maclist     => { decode => 'maclist' },
     ($PRIVATE{$method}) = @_ if @_;      maclist_reset => { String => 'maclist reset', expect       => 'done' },
     return $prev;      eth_link    => { String => 'eth link',     expect          => $success },
   }      su_info     =>
         { String => 'su info',  decode => 'all', expect          => $success },
   $method = "SUPER::$method";      su_testrflink =>
   return $self->$method(@_);        { String => 'su testrflink', decode => 'each', expect    => $success },
 }      save_ss     => { String => 'save ss',      expect          => $success },
       opmode      => { decode => 'all',          expect          => $success },
 =pod      arq         => { decode => 'all' },
   );
 =item open  
   my %ALIASES = (
 Calls Net::Telnet::open() then makes sure you get a password prompt so you are ready to login() and parses the login banner so you can get host_type() and firmware_version()      bye     => 'exit',
       restart => 'reboot',
 =cut      Host    => 'host',
       save_systemseting => 'save_ss',
 sub open  );
 {  
   my $self = shift;  my %ACCESS = map { $_ => 1 } qw(
     firmware_version
   unless ( $self->SUPER::open(@_) ) {    host_type
     #$! = "Couldn't connect to " . $self->Host . ":  $!";    is_connected
     return undef;    logged_in
   }    login_banner
     Timeout
   ## Get to login prompt    last_lines
   unless ($self->waitfor(    last_vals
       -match => '/password: ?$/i',    last_error
       -errmode => "return",    Decode
     ) ) {  );
     #$! = "problem connecting to host (" . $self->Host . "): " .  
     #    $self->lastline;  sub AUTOLOAD {
     return undef;      my $self = shift;
   }  
       my ($method) = ( our $AUTOLOAD ) =~ /^.*::(\w+)$/
   $self->parse_login_banner($self->lastline);        or die "Weird: $AUTOLOAD";
   
   $self->is_connected(1);      if ( exists $ALIASES{$method} ) {
           $method = $ALIASES{$method};
   return $self->is_connected;          return $self->$method(@_);
 }      }
   
 =pod      if ( exists $COMMANDS{$method} ) {
           my %cmd;
 =item login          foreach my $k ( keys %{ $COMMANDS{$method} } ) {
               $cmd{$k} = $COMMANDS{$method}{$k};
 Calls open() if not already connected, then sends the password and sets logged_in() if successful          }
           $cmd{'String'} ||= $method;
 =cut          $cmd{'args'} .= $SPACE . shift if ( @_ == 1 );
           return $self->cmd( %cmd, @_ );
 sub login      }
 {  
   my $self = shift;      if ( exists $ACCESS{$method} ) {
           my $prev = $PRIVATE{$method};
   unless ($self->is_connected) {          ( $PRIVATE{$method} ) = @_ if @_;
     $self->open or return undef;          return $prev;
   }      }
   
   my $password = shift;      $method = "SUPER::$method";
       return $self->$method(@_);
   $self->print($password);  }
   unless ($self->waitfor(  
     -match => $self->prompt,  =pod
     -errmode => "return",  
   ) ) {  =head2 B<open> - Open a connection to a Trango AP.
     #$! = "login ($self->Host) failed: " . $self->lastline;  
     return undef;  Calls Net::Telnet::open() then makes sure you get a password prompt so
   }  you are ready to login() and parses the login banner so you can get
   host_type() and firmware_version()
   $self->logged_in(1);  
   =cut
   return $self->logged_in;  
 }  sub open {
       my $self = shift;
 =pod  
       unless ( $self->SUPER::open(@_) ) {
 =item parse_login_banner          $self->last_error( "Couldn't connect to " . $self->host . ":  $!" );
           return;
 Takes a login banner (what you get when you first connect to the Trango) or reads what is already in login_banner() then parses it and sets host_type() and firmware_version() as well as login_banner()      }
   
 =cut      ## Get to login prompt
       unless (
 sub parse_login_banner          $self->waitfor(
 {              -match   => '/password: ?$/i',
   my $self = shift;              -errmode => "return",
           )
   if (@_) {        )
     $self->login_banner(@_);      {
   }          $self->last_error( "problem connecting to host ("
                 . $self->host . "): "
   my $banner = $self->login_banner;                . $self->lastline );
           return;
   my ($type, $ver) = $banner =~      }
     /Welcome to Trango Broadband Wireless (\S+)[\s-]+(.+)$/i;  
       $self->parse_login_banner( $self->lastline );
   $self->login_banner($banner);  
   $self->host_type($type);      $self->is_connected(1);
   $self->firmware_version($ver);  
       return $self->is_connected;
   return 1;  }
 }  
   =pod
 =pod  
   =head2 B<login> - Login to the AP.
 =item su_password  
   Calls open() if not already connected, then sends the password and sets
 C<su_password('all'|suid, 'new_password')>  logged_in() if successful
   
 =cut  =cut
   
 sub su_password  sub login {
 {      my $self = shift;
   my $self     = shift;  
   my $su       = shift || '!';      unless ( $self->is_connected ) {
   my $new_pass = shift || '';          $self->open or return;
       }
   unless (defined $su) {  
     warn "No su passed!"      my $password = shift;
     #return undef;  
   }      $self->print($password);
       unless (
   unless (defined $new_pass) {          $self->waitfor(
     warn "No new password!"                -match   => $self->prompt,
     #return undef;              -errmode => "return",
   }          )
         )
   return $self->cmd(String => 'su password ' .      {
                      $su . ' ' .          $self->last_error( "login ($self->host) failed: " . $self->lastline );
                      $new_pass . ' ' .          return;
                      $new_pass,      }
                      expect => $success,  
                     );      $self->logged_in(1);
 }  
       return $self->logged_in;
 =pod  }
   
 =item su_ipconfig  =pod
   
 C<su_ipconfig( 'suid', 'new_ip', 'new_subnet', 'new_gateway' )>  =head2 B<parse_login_banner> - Converts the login_banner to something useful.
   
 =cut  Takes a login banner (what you get when you first connect to the Trango)
   or reads what is already in login_banner() then parses it and sets
 sub su_ipconfig  host_type() and firmware_version() as well as login_banner()
 {  
         my $self        = shift;  =cut
   
         my $suid        = shift;  sub parse_login_banner {
         my $new_ip      = shift;      my $self = shift;
         my $new_subnet  = shift;  
         my $new_gateway = shift;      if (@_) {
           $self->login_banner(@_);
         return undef unless $suid =~ /^\d+$/;      }
         return undef unless $new_ip;  
         return undef unless $new_subnet;      my $banner = $self->login_banner;
         return undef unless $new_gateway;  
                       my ( $type, $sep1, $subtype, $sep2, $ver ) =
         # su ipconfig <suid> <new ip> <new subnet> <new gateway>        $banner =~
         return $self->cmd(String => 'su ipconfig ' .        /Welcome to Trango Broadband Wireless (\S+)([\s-]+)(\S+)([\s-]+)(.+)$/i;
                      $suid       . ' ' .  
                      $new_ip     . ' ' .      $type .= $sep1 . $subtype;
                      $new_subnet . ' ' .      $ver = $subtype . $sep2 . $ver;
                      $new_gateway,  
                      expect => $success,      $self->login_banner($banner);
                     );      $self->host_type($type);
 }      $self->firmware_version($ver);
   
 =pod      return 1;
   }
 =item sudb_view  
   =pod
 returns a reference to an array of hashes each containing:  
   =head2 B<linktest> - Link test to SU
   suid  
   type  linktest('suid'[, 'pkt len, bytes'[, '# of pkts'[, '# of cycles']]]);
   cir  
   mir  Returns a hash reference to the results of the test
   mac  
   =cut
 =cut  
   sub linktest
 sub sudb_view  {
 {      my $self    = shift;
   my $self = shift;      my $suid    = shift;
       # These numbers are what I found as defaults when running the command
   my @lines = $self->cmd( String => 'sudb view', expect => $success );      my $pkt_len = shift || 1600;
       my $pkt_cnt = shift || 500;
   return undef unless @lines;      my $cycles  = shift || 10;
   
   unless ($PRIVATE{'Decode'}) {      my %config  = @_;
     return @lines;  
   }      # * 2, one for the FromAP, one FromSU.  Then / 1000 to get to ms.
       # XXX This might need to be changed, this makes the default timeout the
   my @sus;      # same as $pkt_len, and that might not be enough at slower speeds.
   foreach (@lines) {      $config{Timeout} ||= int(($pkt_len * $pkt_cnt * $cycles * 2 ) / 1000);
     next unless $_;  
     if (/^\[(\d+)\]\s+(\d+)\s+(\d+)\s+(\d+)\s+([0-9A-Fa-f\s]+)$/) {      my $string = join $SPACE, 'linktest', $suid, $pkt_len, $pkt_cnt, $cycles;
       my %s = (      return $self->cmd(
         suid => $1,          %config,
         type => $2,          String => $string,
         cir  => $3,          decode => 'linktest',
         mir  => $4,      );
         mac  => $5,  
       );  }
   
           $s{'mac'} =~ s/\s//g;  =pod
           $s{'mac'} = uc($s{'mac'});  
   =head2 B<su_password> - Set the password on SUs connected to the AP.
       push @sus, \%s;  
     }  su_password('new_password'[, 'suid']) If no suid is specified,
   }  the default is "all".
   
   return \@sus;    $t->su_password('good_pass', 5);
 }  
   =cut
 =pod  
   sub su_password {
 =item sudb_add      my $self     = shift;
       my $new_pass = shift || $EMPTY;
 Takes the following paramaters      my $su       = shift || 'all';
   
         suid : numeric,      unless ( defined $new_pass ) {
         type : (reg|pr)          $self->last_error("No new password");
         cir  : numeric,  
         mir  : numeric,          #return;
         mac  : Almost any format, it will be reformatted,      }
   
 and returns true on success or undef otherwise.      return $self->cmd(
           String => 'su password ' . $su . $SPACE . $new_pass . $SPACE . $new_pass,
 You should save_sudb() after calling this, or your changes  will be lost          expect => $success,
 when the AP is rebooted.      );
   }
 =cut  
   =pod
 sub sudb_add  
 {  =head2 B<su_ipconfig> - Change IP configuration on SUs connected to the AP.
         my $self = shift;  
         my $suid = shift;  su_ipconfig( 'suid', 'new_ip', 'new_subnet', 'new_gateway' )
         my $type = shift;  
         my $cir  = shift;    $t->su_ipconfig( 5, '10.0.1.5', '255.255.255.0', '10.0.1.1' );
         my $mir  = shift;  
         my $mac  = shift;  =cut
   
         if ($suid =~ /\D/) {  sub su_ipconfig {
                 return undef;      my $self = shift;
         }  
       my $suid        = shift;
         unless (lc($type) eq 'reg' || lc($type) eq 'pr') {      my $new_ip      = shift;
                 warn "Invalid type '$type'!";      my $new_subnet  = shift;
                 return undef;      my $new_gateway = shift;
         }  
       if ( $suid =~ /\D/ ) {
         if ($cir =~ /\D/) {          $self->last_error("Invalid suid '$suid'");
                 warn "Invalid CIR '$cir'!";          return;
                 return undef;      }
         }      unless ($new_ip) {
           $self->last_error("no new_ip passed");
         if ($mir =~ /\D/) {          return;
                 warn "Invalid MIR '$mir'!";      }
                 return undef;      unless ($new_subnet) {
         }          $self->last_error("no new_subnet passed");
           return;
         my $new_mac = $mac;      }
         $new_mac =~ s/[^0-9A-Fa-f]//;      unless ($new_gateway) {
         unless (length $new_mac == 12) {          $self->last_error("no new_gateway passed");
                 warn "Invalid MAC '$mac'!";          return;
                 return undef;      }
         }  
         $new_mac = join ' ', $new_mac =~ /../g;      # su ipconfig <suid> <new ip> <new subnet> <new gateway>
       return $self->cmd(
         my $string = 'sudb add ' .          String => 'su ipconfig ' . $suid . $SPACE . $new_ip . $SPACE
                 $suid . ' ' .            . $new_subnet . $SPACE
                 $type . ' ' .            . $new_gateway,
                 $cir  . ' ' .          expect => $success,
                 $mir  . ' ' .      );
                 $new_mac;  }
   
   =pod
         return $self->cmd( String => $string, expect => $success );  
 }  =head2 B<sudb_view> - Returns the output from the sudb view command
   
 =pod  returns a reference to an array of hashes each containing these keys
   'suid', 'type', 'cir', 'mir' and 'mac'
 =item sudb_delete  
   =cut
 Takes either 'all' or the  suid of the su to delete  
 and returns true on success or undef otherwise.  sub sudb_view {
       my $self = shift;
 You should save_sudb() after calling this, or your changes  will be lost  
 when the AP is rebooted.      my $lines = $self->cmd( String => 'sudb view', expect => $success ) || [];
   
 =cut      return unless @{$lines};
   
 sub sudb_delete      unless ( $PRIVATE{'Decode'} ) {
 {          return $lines;
         my $self = shift;      }
         my $suid = shift;  
       my @sus;
         if (lc($suid) ne 'all' || $suid =~ /\D/) {      foreach ( @{$lines} ) {
                 return undef;          next unless $_;
         }          if (/^\[(\d+)\]\s+(\d+)\s+(\d+)\s+(\d+)\s+([0-9A-Fa-f\s]+)$/) {
               my %s = (
         return $self->cmd( String => 'sudb delete ' . $suid, expect => $success );                  suid => $1,
 }                  type => $2,
                   cir  => $3,
 =pod                  mir  => $4,
                   mac  => $5,
 =item sudb_modify              );
   
 Takes either the  suid of the su to delete              $s{'mac'} =~ s/\s//g;
 as well as what you are changing, either "cir, mir or su2su"              $s{'mac'} = uc( $s{'mac'} );
 and returns true on success or undef otherwise.  
               push @sus, \%s;
 cir and mir also take a value to set the cir/mir to.          }
       }
 su2su takes a group id parameter that is in hex.  
       return \@sus;
 You should save_sudb() after calling this, or your changes  will be lost  }
 when the AP is rebooted.  
   =pod
 =cut  
   =head2 B<sudb_add> - Adds an su to the sudb
 sub sudb_modify  
 {  Takes the following paramaters
         my $self  = shift;  
         my $suid  = shift;      suid : numeric,
         my $opt   = shift;      type : (reg|pr)
         my $value = shift;      cir  : numeric,
       mir  : numeric,
         if ($suid =~ /\D/) {      mac  : Almost any format, it will be reformatted,
                 return undef;  
         }  and returns true on success or undef otherwise.
   
         if (lc($opt) eq 'cir' or lc($opt) eq 'mir') {    $t->sudb_add($suid, 'reg', $cir, $mir, $mac);
                 if ($value =~ /\D/) {  
                         return undef;  You should save_sudb() after calling this, or your changes  will be lost
                 }  when the AP is rebooted.
         } elsif (lc($opt) eq 'su2su') {  
                 if ($value =~ /[^0-9A-Za-f]/) {  =cut
                         return undef;  
                 }  sub sudb_add {
         } else {      my $self = shift;
                 return undef;      my $suid = shift;
         }      my $type = shift;
       my $cir  = shift;
         my $string = 'sudb modify ' . $suid . ' ' . $opt . ' ' . $value;      my $mir  = shift;
       my $mac  = shift;
         return $self->cmd( String => $string, expect => $success );  
 }      if ( $suid =~ /\D/ ) {
           $self->last_error("Invalid suid '$suid'");
 =pod          return;
       }
 =item enable_tftpd  
       unless ( lc($type) eq 'reg' || lc($type) eq 'pr' ) {
 runs C<tftpd(args =E<gt> 'on')> and makes sure that Tftpd is now 'listen'ing          $self->last_error("Invalid type '$type'");
           return;
 =cut      }
   
 sub enable_tftpd      if ( $cir =~ /\D/ ) {
 {          $self->last_error("Invalid CIR '$cir'");
   my $self = shift;          return;
       }
   my $vals = $self->tftpd( args => 'on' );  
       if ( $mir =~ /\D/ ) {
   if ($vals->{'Tftpd'} eq 'listen') {          $self->last_error("Invalid MIR '$mir'");
     return $vals;          return;
   } else {      }
     return undef;  
   }      my $new_mac = $mac;
 }      $new_mac =~ s/[^0-9A-Fa-f]//;
       unless ( length $new_mac == 12 ) {
 =pod          $self->last_error("Invalid MAC '$mac'");
           return;
 =item disable_tftpd      }
       $new_mac = join $SPACE, $new_mac =~ /../g;
 runs C<tftpd(args =E<gt> 'off')> and makes sure that Tftpd is now 'disabled'  
       my $string =
 =cut        'sudb add ' . $suid . $SPACE . $type . $SPACE . $cir . $SPACE . $mir . $SPACE
         . $new_mac;
 sub disable_tftpd  
 {      return $self->cmd( String => $string, expect => $success );
   my $self = shift;  }
   
   my $vals = $self->tftpd( args => 'off' );  =pod
   
   if (ref $vals eq 'HASH' && $vals->{'Tftpd'} eq 'disabled') {  =head2 B<sudb_delete> - removes an su from the sudb
     return $vals;  
   } else {  Takes either 'all' or the  suid of the su to delete
     return undef;  and returns true on success or undef otherwise.
   }  
 }    $t->sudb_delete($suid);
   
 =pod  You should save_sudb() after calling this, or your changes  will be lost
   when the AP is rebooted.
 =item cmd  
   =cut
 This does most of the work.  At the heart, it calls Net::Telnet::cmd() but it also does some special stuff for Trango.  
   sub sudb_delete {
 Normally returns the last lines from from the command      my $self = shift;
       my $suid = shift;
 Also accepts these options:  
       #if (lc($suid) ne 'all' || $suid =~ /\D/) {
 I<decode>      if ( $suid =~ /\D/ ) {
 - if this is true, then it will send the output lines to _decode_lines() and then returns the decoded output          $self->last_error("Invalid suid '$suid'");
           return;
 I<cmd_disconnects>      }
 - if this is true, it then sets logged_in() to false, then it will close() the connection and then sets is_connected() to false  
       return $self->cmd( String => 'sudb delete ' . $suid, expect => $success );
 I<expect>  }
 - if this is set (usually to 'Success.') it will check for that in the last line of output and if it does not, will return undef because the command probably failed  
   =pod
 I<args>  
 - a string containing the command line options that are passed to the command  =head2 B<sudb_modify> - changes the su information in the sudb
   
 =cut  Takes either the  suid of the su to change
   as well as what you are changing, either "cir, mir or su2su"
 sub cmd  and returns true on success or undef otherwise.
 {  
   my $self = shift;  cir and mir also take a value to set the cir/mir to.
   
   my @valid_net_telnet_opts = qw(  su2su takes a group id parameter that is in hex.
     String  
     Output    $t->sudb_modify($suid, 'cir', 512);
     Cmd_remove_mode  
     Errmode  You should save_sudb() after calling this, or your changes  will be lost
     Input_record_separator  when the AP is rebooted.
     Ors  
     Output_record_separator  =cut
     Prompt  
     Rs  sub sudb_modify {
     Timeout      my $self  = shift;
   );      my $suid  = shift;
       my $opt   = shift;
   my %cfg;      my $value = shift;
   if (@_ == 1) {  
     $cfg{'String'} = shift;      if ( $suid =~ /\D/ ) {
   } elsif (@_ > 1) {          $self->last_error("Invalid suid '$suid'");
     %cfg = @_;          return;
   }      }
   
   $cfg{'Timeout'} ||= $self->Timeout;      if ( lc($opt) eq 'cir' or lc($opt) eq 'mir' ) {
           if ( $value =~ /\D/ ) {
   unless ($cfg{'String'}) {              $self->last_error("Invalid $opt '$value'");
     #$! = "No command passed";              return;
     #warn "No command passed\n";          }
     return undef;      }
   }      elsif ( lc($opt) eq 'su2su' ) {
           if ( $value =~ /[^0-9A-Za-f]/ ) {
   unless ($self->is_connected) {              $self->last_error("Invalid MAC '$value'");
     #$! = "Not connected";              return;
     #warn "Not connected\n";          }
     return undef;      }
   }      else {
           $self->last_error("Invalid option '$opt'");
   unless ($self->logged_in) {          return;
     #$! = "Not logged in";      }
     #warn "Not logged in\n";  
     return undef;      my $string = 'sudb modify ' . $suid . $SPACE . $opt . $SPACE . $value;
   }  
       return $self->cmd( String => $string, expect => $success );
   }
   my %cmd;  
   foreach (@valid_net_telnet_opts) {  =pod
     if (exists $cfg{$_}) {  
       $cmd{$_} = $cfg{$_};  =head2 B<enable_tftpd> - enable the TFTP server
     }  
   }  runs C<tftpd(args =E<gt> 'on')> and makes sure that Tftpd is now 'listen'ing
   if ($cfg{'args'}) {  
     $cmd{'String'} .= ' ' . $cfg{'args'};  =cut
   }  
   my @lines;  sub enable_tftpd {
   unless ($cfg{'no_prompt'}) {      my $self = shift;
     @lines = $self->SUPER::cmd(%cmd);  
   } else {      my $vals = $self->tftpd( args => 'on' );
     $self->print($cmd{'String'});  
     @lines = $self->lastline;      if ( ref $vals eq 'HASH' && $vals->{'Tftpd'} eq 'listen' ) {
   }          return $vals;
       }
   $self->last_lines(\@lines);      else {
           return;
   my $vals = 1;      }
   if ($PRIVATE{'Decode'} && $cfg{'decode'}) {  }
     if ($cfg{'decode'} eq 'each') {  
       $vals = _decode_each_line(@lines);  =pod
     } elsif ($cfg{'decode'} eq 'sulog') {  
       $vals = _decode_sulog(@lines);  =head2 B<disable_tftpd> - disable the TFTP server
     } elsif ($cfg{'decode'} eq 'maclist') {  
       $vals = _decode_maclist(@lines);  runs C<tftpd(args =E<gt> 'off')> and makes sure that Tftpd is now 'disabled'
     } else {  
       $vals = _decode_lines(@lines);  =cut
     }  
   }  sub disable_tftpd {
       my $self = shift;
   $self->last_vals($vals);  
       my $vals = $self->tftpd( args => 'off' );
   
   my $last = $self->lastline;      if ( ref $vals eq 'HASH' && $vals->{'Tftpd'} eq 'disabled' ) {
           return $vals;
   if ((not $cfg{'expect'}) || $last =~ /$cfg{'expect'}$/) {      }
     if ($cfg{'cmd_disconnects'}) {      else {
       $self->logged_in(0);          return;
       $self->close;      }
       $self->is_connected(0);  }
     }  
   =pod
     if ($PRIVATE{'Decode'} && $cfg{'decode'}) {  
       return $vals;  =head2 B<cmd> - runs a command on the AP.
     } else {  
       return @lines;  This does most of the work.  At the heart, it calls Net::Telnet::cmd()
     }  but it also does some special stuff for Trango.
   } else {  
     #$! = "Error with command ($cfg{'string'}): $last";  Normally returns the last lines from from the command
     return undef;  
   }  If you are using this, rather than one of the "easy" methods above,
 }  you probably want to read through the source of this module to see how
   some of the other commands are called.
 #=item _decode_lines  
   In addition to the Net::Telnet::cmd() options, it also accepts these:
 sub _decode_lines  
 {  I<decode>
   my @lines = @_;  - if this is true, then it will send the output lines to _decode_lines()
   and then returns the decoded output
   my %conf;  
   I<no_prompt>
   my $key = '';  - if this is true, it does not wait for a prompt, so you are not stuck
   my $val = '';  waiting for something that will never happen.
   my $in_key = 0;  
   my $in_val = 0;  I<cmd_disconnects>
   - if this is true, it then sets logged_in() to false, then it will
   foreach my $line (@lines) {  close() the connection and set is_connected() to false
     next if $line =~ /$success$/;  
   I<expect>
     my @chars = split //, $line;  - if this is set (usually to 'Success.') it will check for that in the
   last line of output and if it does not, will return undef because the
     my $last_key = '';  command probably failed
     foreach my $c (@chars) {  
   I<args>
       if ($c eq '[' || $c eq "\r" || $c eq "\n") {  - a string containing the command line options that are passed to the
         if ($c eq '[') {  command
           $in_key = 1;  
           $in_val = 0;      $t->cmd( String => 'exit', no_prompt => 1, cmd_disconnects => 1 );
         } else {  
           $in_key = 0;  =cut
           $in_val = 0;  
         }  sub cmd {
       my $self = shift;
         if ($key) {  
           $key =~ s/^\s+//;      my @valid_net_telnet_opts = qw(
           $key =~ s/\s+$//;        String
         Output
           $val =~ s/^\s+//;        Cmd_remove_mode
           $val =~ s/\s+$//;        Errmode
         Input_record_separator
           if ($key eq 'Checksum' && $last_key) {        Ors
             # Special case for these bastids.        Output_record_separator
             my $new = $last_key;        Prompt
             $new =~ s/\s+\S+$//;        Rs
             $key = $new . " " . $key;        Timeout
           }      );
   
           $last_key = $key;      my %cfg;
           $conf{$key} = $val;      if ( @_ == 1 ) {
           $key = '';          $cfg{'String'} = shift;
           $val = '';      }
         }      elsif ( @_ > 1 ) {
           %cfg = @_;
       } elsif ($c eq ']') {      }
         $in_val = 1;  
         $in_key = 0;      $cfg{'Timeout'} ||= $self->Timeout;
         $c = shift @chars;  
       unless ( $cfg{'String'} ) {
       } elsif ($in_key) {          $self->last_error("No command passed");
         $key .= $c;          return;
       }
       } elsif ($in_val) {  
         $val .= $c;      unless ( $self->is_connected ) {
       }          $self->last_error("Not connected");
     }          return;
   }      }
   
   if (%conf) {      unless ( $self->logged_in ) {
     return \%conf;          $self->last_error("Not logged in");
   } else {          return;
     return undef;      }
   }  
 }      my %cmd;
       foreach (@valid_net_telnet_opts) {
 #=item _decode_each_line          if ( exists $cfg{$_} ) {
               $cmd{$_} = $cfg{$_};
 sub _decode_each_line          }
 {      }
   my @lines = @_;      if ( $cfg{'args'} ) {
   my @decoded;          $cmd{'String'} .= $SPACE . $cfg{'args'};
   foreach my $line (@lines) {      }
     my $decoded = _decode_lines($line);  
     push @decoded, $decoded if defined $decoded;      #print "Running cmd $cmd{String}\n";
   }      my @lines;
   return \@decoded;      if ( $cfg{'no_prompt'} ) {
 }          $self->print( $cmd{'String'} );
           @lines = $self->lastline;
 #=item _decode_sulog      }
       else {
 sub _decode_sulog          @lines = $self->SUPER::cmd(%cmd);
 {      }
   my @lines = @_;  
   my @decoded;      $self->last_lines( \@lines );
   my $last_tm;  
   foreach my $line (@lines) {      my $vals = 1;
     my $decoded = _decode_lines($line);      if ( $PRIVATE{'Decode'} && $cfg{'decode'} ) {
           if ( $cfg{'decode'} eq 'each' ) {
     if (defined $decoded) {              $vals = _decode_each_line(@lines);
       if ($decoded->{'tm'}) {          }
         $last_tm = $decoded->{'tm'};          elsif ( $cfg{'decode'} eq 'sulog' ) {
         next;              $vals = _decode_sulog(@lines);
       } else {          }
         $decoded->{'tm'} = $last_tm;          elsif ( $cfg{'decode'} eq 'maclist' ) {
       }              $vals = _decode_maclist(@lines);
       next unless $last_tm;              if (! $vals) {
                   $self->last_error("Error decoding maclist");
       push @decoded, $decoded if defined $decoded;              }
     }          }
   }          elsif ( $cfg{'decode'} eq 'linktest' ) {
   return \@decoded;              $vals = _decode_linktest(@lines);
 }              if (! $vals) {
                   $self->last_error("Error decoding linktest");
 #=item _decode_maclist              }
           }
 sub _decode_maclist          else {
 {              $vals = _decode_lines(@lines);
         my @lines = @_;          }
         my @decoded;      }
         my $total_entries = 0;  
         my $current_tm = 0;      $self->last_vals($vals);
         foreach my $line (@lines) {  
                 $line =~ s/\r?\n$//;      my $last = $self->lastline;
                 my ($mac, $loc, $tm) = $line =~ /      $self->last_error($EMPTY);
                         ([0-9a-fA-F ]{17})\s+  
                         (.*)\s+      if ( ( not $cfg{'expect'} ) || $last =~ /$cfg{'expect'}$/ ) {
                         tm\s+          if ( $cfg{'cmd_disconnects'} ) {
                         (\d+)              $self->logged_in(0);
                 /x;              $self->close;
               $self->is_connected(0);
                 if ($mac) {          }
                         $mac =~ s/\s+//g;  
                         $loc =~ s/^\s+//;          if ( $PRIVATE{'Decode'} && $cfg{'decode'} ) {
                         $loc =~ s/\s+$//;              return $vals;
           }
                         my $suid = undef;          else {
                         if ($loc =~ /suid\s+=\s+(\d+)/) {              return \@lines;
                                 $suid = $1;          }
                                 $loc = undef;      }
                         }      else {
           my $err;
                         push @decoded, {          if (grep { /\[ERR\]/ } @lines) {
                                 mac  => $mac,              $err = _decode_lines(@lines);
                                 loc  => $loc,          }
                                 tm   => $tm,  
                                 suid => $suid,          if (ref $err eq 'HASH' && $err->{ERR}) {
                                 cur_tm => \$current_tm,              $self->last_error($err->{ERR} );
                         };          } else {
                 } elsif ($line =~ /(\d+)\s+entries/) {              $self->last_error("Error with command ($cmd{'String'}): $last");
                         $total_entries = $1;          }
                 } elsif ($line =~ /current tm = (\d+)\s+sec/) {          return;
                         $current_tm = $1      }
                 }  }
         }  
         if (scalar @decoded == $total_entries) {  #=item _decode_lines
                 return \@decoded;  
         } else {  sub _decode_lines {
                 # XXX we should have a way to set last error, not sure why we don't      my @lines = @_;
                 return undef;  
         }      my %conf;
 }  
       my $key = $EMPTY;
 1;      my $val = undef;
 __END__      my @vals;
       my $in_key = 0;
 =back      my $in_val = 1;
   
 =head1 SEE ALSO      foreach my $line (@lines) {
           next if $line =~ /$success$/;
 Trango Documentation - http://www.trangobroadband.com/support/product_docs.htm  
           my @chars = split //, $line;
 L<Net::Telnet>  
           my $last_key = $EMPTY;
 =head1 TODO          foreach my $c (@chars) {
   
 There are still a lot of commands that are not accessed directly.  If you call them (as cmd("command + args") or whatever) and it works, please send me examples that work and I will try to get it incorporated into the next version of the script.              if ( $c eq '[' || $c eq "\r" || $c eq "\n" ) {
                   if ( $c eq '[' ) {
 I also want to be able to parse the different types of output from commands like su, sudb all and anything else that would be better available as a perl datastructure.                      $in_key = 1;
                       $in_val = 0;
 =head1 AUTHOR                  }
                   else {
 Andrew Fresh E<lt>andrew@rraz.netE<gt>                      $in_key = 0;
                       $in_val = 1;
 =head1 COPYRIGHT AND LICENSE                  }
   
 Copyright (C) 2005 by Andrew Fresh                  if ($key) {
                       $key =~ s/^\s+//;
 This library is free software; you can redistribute it and/or modify                      $key =~ s/\s+$//;
 it under the same terms as Perl itself, either Perl version 5.8.7 or,  
 at your option, any later version of Perl 5 you may have available.                      if ($val) {
                           $val =~ s/^\s+//;
                           $val =~ s/\s+$//;
 =cut                      }
   
                       if ( $key eq 'Checksum' && $last_key ) {
   
                           # Special case for these bastids.
                           my $new = $last_key;
                           $new =~ s/\s+\S+$//;
                           $key = $new . $SPACE . $key;
                       }
   
                       $conf{$key} = $val;
                       $last_key   = $key;
                       $key        = $EMPTY;
                   }
                   elsif ($val) {
                       push @vals, $val;
                   }
                   $val = $EMPTY;
   
               }
               elsif ( $c eq ']' ) {
                   $in_val = 1;
                   $in_key = 0;
                   $c      = shift @chars;
   
               }
               elsif ($in_key) {
                   $key .= $c;
   
               }
               elsif ($in_val) {
                   $val .= $c;
               }
           }
       }
   
       unless ($key) {
           push @vals, $val;
       }
   
       if ( @vals == 1 ) {
           $val = $vals[0];
       }
       elsif (@vals) {
           $val = \@vals;
       }
       else {
           $val = undef;
       }
   
       if (%conf) {
           $conf{_pre} = $val if $val;
           return \%conf;
       }
       else {
           return $val;
       }
   }
   
   #=item _decode_each_line
   
   sub _decode_each_line {
       my @lines = @_;
       my @decoded;
       foreach my $line (@lines) {
           my $decoded = _decode_lines($line);
           push @decoded, $decoded if defined $decoded;
       }
       return \@decoded;
   }
   
   #=item _decode_linktest
   
   sub _decode_linktest {
       my @lines = @_;
       my %decoded;
       foreach my $line (@lines) {
   
           if ($line =~ s/^(\d+) \s+ //xms) {
               my $line_id = $1;
                           my ($tm, $rt);
                           if ($line =~ s/\s+ (\d+ \s+ \w+) $//xms) {
                                   $rt = $1;
                           }
                           if ($line =~ s/\s+ (\d+ \s+ \w+) $//xms) {
                                   $tm = $1;
                           }
   
               my $d = _decode_lines($line. "\n");
               $decoded{tests}[$line_id] = $d;
               $decoded{tests}[$line_id]{'time'} = $tm;
               $decoded{tests}[$line_id]{rate}   = $rt;
           }
   
           else {
               my $d = _decode_lines($line . "\n");
               if ($d) {
                   while (my ($k, $v) = each %{ $d }) {
                       $decoded{$k} = $v;
                   }
              }
           }
   
       }
       return \%decoded;
   }
   
   #=item _decode_sulog
   
   sub _decode_sulog {
       my @lines = @_;
       my @decoded;
       my $last_tm;
       foreach my $line (@lines) {
           my $decoded = _decode_lines($line);
   
           if ( defined $decoded ) {
               if ( $decoded->{'tm'} ) {
                   $last_tm = $decoded->{'tm'};
                   next;
               }
               else {
                   $decoded->{'tm'} = $last_tm;
               }
               next unless $last_tm;
   
               push @decoded, $decoded if defined $decoded;
           }
       }
       return \@decoded;
   }
   
   #=item _decode_maclist
   
   sub _decode_maclist {
       my @lines = @_;
       my @decoded;
       my $total_entries = 0;
       my $current_tm    = 0;
       foreach my $line (@lines) {
           $line =~ s/\r?\n$//;
           my ( $mac, $loc, $tm ) = $line =~ /
               ([0-9a-fA-F ]{17})\s+
               (.*)\s+
               tm\s+
               (\d+)
           /x;
   
           if ($mac) {
               $mac =~ s/\s+//g;
               $loc =~ s/^\s+//;
               $loc =~ s/\s+$//;
   
               my $suid = undef;
               if ( $loc =~ /suid\s+=\s+(\d+)/ ) {
                   $suid = $1;
                   $loc  = undef;
               }
   
               push @decoded,
                 {
                   mac  => $mac,
                   loc  => $loc,
                   tm   => $tm,
                   suid => $suid,
                 };
           }
           elsif ( $line =~ /(\d+)\s+entries/ ) {
               $total_entries = $1;
           }
           elsif ( $line =~ /current tm = (\d+)\s+sec/ ) {
               $current_tm = $1;
           }
       }
   
       map { $_->{'cur_tm'} = $current_tm } @decoded;
   
       if ( scalar @decoded == $total_entries ) {
           return \@decoded;
       }
       else {
           return;
       }
   }
   
   1;    # End of Net::Telnet::Trango
   __END__
   
   =head1 SEE ALSO
   
   Trango Documentation -
   L<http://www.trangobroadband.com/support/product_docs.htm>
   
   L<Net::Telnet>
   
   =head1 TODO
   
   There are still a lot of commands that are not accessed directly.  If
   you call them (as cmd("command + args") or whatever) and it works,
   please send me examples that work and I will try to get it incorporated
   into the next version of the script.
   
   I also want to be able to parse the different types of output from
   commands like su, sudb all and anything else that would be better
   available as a perl datastructure.
   
   =head1 AUTHOR
   
   Andrew Fresh E<lt>andrew@rraz.netE<gt>
   
   =head1 SUPPORT
   
   You can find documentation for this module with the perldoc command.
   
       perldoc Net::Telnet::Trango
   
   You can also look for information at:
   
   =over 4
   
   =item * AnnoCPAN: Annotated CPAN documentation
   
   L<http://annocpan.org/dist/Net-Telnet-Trango>
   
   =item * CPAN Ratings
   
   L<http://cpanratings.perl.org/d/Net-Telnet-Trango>
   
   =item * RT: CPAN's request tracker
   
   L<http://rt.cpan.org/NoAuth/Bugs.html?Dist=Net-Telnet-Trango>
   
   =item * Search CPAN
   
   L<http://search.cpan.org/dist/Net-Telnet-Trango>
   
   =back
   
   =head1 COPYRIGHT AND LICENSE
   
   Copyright (C) 2005,2006,2007 by Andrew Fresh
   
   This program is free software; you can redistribute it and/or modify it
   under the same terms as Perl itself.
   
   =cut
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