Wray Buntine > Alvis-Saa-0.2 > Alvis::Tana

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NAME ^

Alvis::Tana - Perl extension for the internals of communicating over the Tana protocol

SYNOPSIS ^

 use Alvis::Tana;

 # for a write over Tana
 $ok = Alvis::Tana::write($conn, $qe->{'msg'}, $qe->{'arb_name'})

 # for checking error messages
 my $err=Alvis::Tana::error($conn);

 # for reading 
 my $arb_type = 0;
 my $msg = Alvis::Tana::read($conn, \$arb_type);

DESCRIPTION ^

Provides a set of low-level methods for sending and receiving Tana messages.

METHODS ^

new()

Creates a new instance.

err()

Returns the current error message.

listen(port)

Starts listening to 'port'.

connected(host,port)

Are we connected to 'host':'port'?

disconnect_all()

Cut all connections.

disconnect(host,port)

Cut the connection to 'host':'port'.

unlisten(port)

Stop listening to 'port';

connect(host,port)

Connect to 'host':'port'.

queue(host,port,msg,parameters)

Put message 'msg' into the queue for 'host':'port'. 'parameters' is a hash with the following parameters to set:

  'tag' => client name for the message
  'arb' => scalar data or func(tag) that returs scalar or undef on end-of-data
  'arb_name' => scalar

process(timeout)

Process the request with the given timeout in seconds.

SEE ALSO ^

Alvis::Tana

AUTHOR ^

Antti Tuominen, <antti.tuominen@hiit.fi> Kimmo Valtonen, <kimmo.valtonen@hiit.fi>

COPYRIGHT AND LICENSE ^

Copyright (C) 2006 by Antti Tuominen, Kimmo Valtonen

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.8.4 or, at your option, any later version of Perl 5 you may have available.

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