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114 lines
2.4 KiB
114 lines
2.4 KiB
/*
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* cdlisten.cpp
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*
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* Copyright (C) 2005 Christophe Thommeret <hftom@free.fr>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <unistd.h>
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#include <tdemessagebox.h>
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#include <tdelocale.h>
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#include "cdlisten.h"
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CdListen::CdListen()
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{
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connect( &timer, TQ_SIGNAL(timeout()), this, TQ_SLOT(updateList()) );
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}
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CdListen::~CdListen()
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{
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stop();
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}
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void CdListen::updateList()
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{
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if ( newList==currentList ) return;
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currentList = newList;
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emit listChanged( currentList );
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}
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void CdListen::stop()
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{
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isRunning = false;
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timer.stop();
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if ( !wait(100) ) {
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terminate();
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wait();
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}
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close( sock );
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sock = 0;
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}
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bool CdListen::go( const TQString &ad, int port )
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{
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if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
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KMessageBox::information( 0, i18n("Can't open info socket."), i18n("DVB Client") );
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sock = 0;
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return false;
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}
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addr.sin_family = AF_INET; // host byte order
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addr.sin_port = htons( port ); // short, network byte order
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addr.sin_addr.s_addr = inet_addr( ad.ascii() );
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memset( &( addr.sin_zero ), '\0', 8 ); // zero the rest of the struct
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if (bind(sock, (struct sockaddr *)&addr, sizeof(addr)) == -1) {
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KMessageBox::information( 0, i18n("Can't bind info socket!!!"), i18n("DVB Client") );
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close( sock );
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sock = 0;
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return false;
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}
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currentList = "";
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newList = currentList;
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isRunning = true;
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timer.start( 500, false );
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start();
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return true;
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}
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void CdListen::run()
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{
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char buf[1500];
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int n;
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struct sockaddr_in a;
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socklen_t len = sizeof(struct sockaddr);
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while ( isRunning ) {
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memset( buf, '\0', 1500 );
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n = recvfrom( sock, buf, 1500, 0, (struct sockaddr *)&a, &len );
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if ( n>0 ) newList = buf;
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else msleep(500);
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}
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}
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#include "cdlisten.moc"
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