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// Copyright (C) 2017,2019 John Donoghue <john.donoghue@ieee.org>
// Copyright (C) 2013 Stefan Mahr <dac922@gmx.de>
// Copyright (C) 2012 Andrius Sutas <andrius.sutas@gmail.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, see <http://www.gnu.org/licenses/>.
#include <octave/oct.h>
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#ifdef BUILD_TCP
#include "tcp_class.h"
#endif
// PKG_ADD: autoload ("tcp_timeout", "tcp.oct");
DEFUN_DLD (tcp_timeout, args, nargout,
"-*- texinfo -*-\n\
@deftypefn {Loadable Function} {} tcp_timeout (@var{tcp}, @var{timeout})\n \
@deftypefnx {Loadable Function} {@var{t} = } tcp_timeout (@var{tcp})\n \
\n\
Set new or get existing tcp interface timeout parameter used for tcp_read() requests. The timeout value is specified in milliseconds.\n \
\n\
@subsubheading Inputs\n \
@var{tcp} - instance of @var{octave_tcp} class.@* \
@var{timeout} - tcp_read() timeout value in milliseconds. Value of -1 means a blocking call.\n \
\n\
@subsubheading Outputs\n \
If @var{timeout} parameter is omitted, the tcp_timeout() shall return current timeout value as the result @var{t}.\n \
@end deftypefn")
{
#ifndef BUILD_TCP
error("tcp: Your system doesn't support the TCP interface");
return octave_value ();
#else
if (args.length () < 1 || args.length () > 2 || args (0).type_id () != octave_tcp::static_type_id ())
{
print_usage ();
return octave_value (-1);
}
octave_tcp* tcp = NULL;
const octave_base_value& rep = args (0).get_rep ();
tcp = &((octave_tcp &)rep);
// Setting new timeout
if (args.length () > 1)
{
if ( !(args (1).OV_ISINTEGER () || args (1).OV_ISFLOAT ()) )
{
print_usage ();
return octave_value (-1);
}
if (args (1).double_value() >= 0.0)
tcp->set_timeout (args (1).double_value ()/1000.0);
else
tcp->set_timeout (-1);
return octave_value (); // Should it return by default?
}
// Returning current timeout
double timeout = tcp->get_timeout ();
if (timeout < 0)
return octave_value (-1);
else
return octave_value (timeout*1000.0);
#endif
}
#if 0
%!xtest
%! addr = resolvehost ('gnu.org', 'address');
%! a = tcp (addr, 80);
%! assert(tcp_timeout(a), -1);
%! a.timeout = 2.5;
%! assert(tcp_timeout(a), 2500);
%! a.timeout = 0;
%! assert(tcp_timeout(a), 0);
%! a.timeout = -1;
%! assert(tcp_timeout(a), -1);
%! tcp_close(a);
#endif
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