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// ------------------------------------------------------------------------
//
// Copyright (C) 2012 Fons Adriaensen <fons@linuxaudio.org>
//
// 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 <unistd.h>
#include <stdlib.h>
#include <signal.h>
#include <stdio.h>
#include <ctype.h>
#include <sys/mman.h>
#include <clthreads.h>
#include "jclient.h"
static const char *clopt = "hN:s:";
static const char *N_val = "zita-lrx";
static const char *s_val = 0;
static void help (void)
{
fprintf (stderr, "\nzita-lrx-%s\n\n", VERSION);
fprintf (stderr, "(C) 2012 Fons Adriaensen <fons@linuxaudio.org>\n\n");
fprintf (stderr, "Usage: zita-lrx <options> <config file>\n");
fprintf (stderr, "Options:\n");
fprintf (stderr, " -h Display this text\n");
fprintf (stderr, " -N <name> Name to use as JACK client [zita-lrx]\n");
fprintf (stderr, " -s <server> Jack server name\n");
exit (1);
}
static void procoptions (int ac, char *av [], const char *where)
{
int k;
optind = 1;
opterr = 0;
while ((k = getopt (ac, av, (char *) clopt)) != -1)
{
if (optarg && (*optarg == '-'))
{
fprintf (stderr, "\n%s\n", where);
fprintf (stderr, " Missing argument for '-%c' option.\n", k);
fprintf (stderr, " Use '-h' to see all options.\n");
exit (1);
}
switch (k)
{
case 'h' : help (); exit (0);
case 'N' : N_val = optarg; break;
case 's' : s_val = optarg; break;
case '?':
fprintf (stderr, "\n%s\n", where);
if (optopt != ':' && strchr (clopt, optopt))
{
fprintf (stderr, " Missing argument for '-%c' option.\n", optopt);
}
else if (isprint (optopt))
{
fprintf (stderr, " Unknown option '-%c'.\n", optopt);
}
else
{
fprintf (stderr, " Unknown option character '0x%02x'.\n", optopt & 255);
}
fprintf (stderr, " Use '-h' to see all options.\n");
exit (1);
default:
abort ();
}
}
}
static Jclient *jclient = 0;
static ITC_ctrl itcctrl;
static bool stop = false;
static void sigint_handler (int)
{
signal (SIGINT, SIG_IGN);
stop = true;
}
static void syncjack (int ev)
{
itcctrl.send_event (ev, 1);
itcctrl.get_event (1 << ev);
}
int main (int ac, char *av [])
{
int ev;
Lrxconf conf;
procoptions (ac, av, "On command line:");
if (ac <= optind) help ();
if (conf.load (av [optind]))
{
fprintf (stderr, "Can't load configuration '%s'\n", av [optind]);
return 1;
}
jclient = new Jclient (N_val, s_val);
if (conf.check (jclient->fsamp ()))
{
delete jclient;
return 1;
}
ITC_ctrl::connect (&itcctrl, EV_GO_BYPASS, jclient, EV_GO_BYPASS);
ITC_ctrl::connect (&itcctrl, EV_GO_SILENCE, jclient, EV_GO_SILENCE);
ITC_ctrl::connect (&itcctrl, EV_GO_PROCESS, jclient, EV_GO_PROCESS);
ITC_ctrl::connect (jclient, EV_GO_BYPASS, &itcctrl, EV_GO_BYPASS);
ITC_ctrl::connect (jclient, EV_GO_SILENCE, &itcctrl, EV_GO_SILENCE);
ITC_ctrl::connect (jclient, EV_GO_PROCESS, &itcctrl, EV_GO_PROCESS);
ITC_ctrl::connect (jclient, EV_SHUTDOWN, &itcctrl, EV_SHUTDOWN);
if (mlockall (MCL_CURRENT | MCL_FUTURE)) fprintf (stderr, "Warning: memory lock failed.\n");
signal (SIGINT, sigint_handler);
jclient->init_lrxproc (&conf);
jclient->create_inpports (&conf);
jclient->create_outports (&conf);
syncjack (EV_GO_SILENCE);
jclient->connect_outports (&conf);
syncjack (EV_GO_PROCESS);
itcctrl.set_time (0);
itcctrl.inc_time (250000);
while (! stop)
{
ev = itcctrl.get_event_timed ();
switch (ev)
{
case Esync::EV_TIME:
itcctrl.inc_time (250000);
break;
case EV_SHUTDOWN:
printf ("Kicked out by jack server !\n");
delete jclient;
return 1;
}
}
syncjack (EV_GO_SILENCE);
jclient->disconn_outports ();
delete jclient;
return 0;
}
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