+/* $Id$ */
+
+/***
+ This file is part of avahi.
+
+ avahi is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ avahi 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 Lesser General
+ Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with avahi; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
using System;
using System.Collections;
using System.Runtime.InteropServices;
private int iface;
private Protocol proto;
private string domain;
+ private ServiceTypeBrowserCallback cb;
private ArrayList addListeners = new ArrayList ();
private ArrayList removeListeners = new ArrayList ();
this.iface = iface;
this.proto = proto;
this.domain = domain;
+ cb = OnServiceTypeBrowserCallback;
}
~ServiceTypeBrowser ()
private void Start ()
{
- if (handle != IntPtr.Zero || (addListeners.Count == 0 && removeListeners.Count == 0))
+ if (client.Handle == IntPtr.Zero || handle != IntPtr.Zero ||
+ (addListeners.Count == 0 && removeListeners.Count == 0))
return;
- IntPtr domainPtr = Utility.StringToPtr (domain);
- handle = avahi_service_type_browser_new (client.Handle, iface, (int) proto, domainPtr,
- OnServiceTypeBrowserCallback, IntPtr.Zero);
- Utility.Free (domainPtr);
+ lock (client) {
+ IntPtr domainPtr = Utility.StringToPtr (domain);
+ handle = avahi_service_type_browser_new (client.Handle, iface, (int) proto, domainPtr,
+ cb, IntPtr.Zero);
+ Utility.Free (domainPtr);
+ }
}
private void Stop (bool force)
{
- if (handle != IntPtr.Zero && (force || (addListeners.Count == 0 && removeListeners.Count == 0))) {
- avahi_service_type_browser_free (handle);
- handle = IntPtr.Zero;
+ if (client.Handle != IntPtr.Zero && handle != IntPtr.Zero &&
+ (force || (addListeners.Count == 0 && removeListeners.Count == 0))) {
+
+ lock (client) {
+ avahi_service_type_browser_free (handle);
+ handle = IntPtr.Zero;
+ }
}
}