diff options
Diffstat (limited to 'release-0.6.9/avahi-sharp/Client.cs')
| -rw-r--r-- | release-0.6.9/avahi-sharp/Client.cs | 372 |
1 files changed, 0 insertions, 372 deletions
diff --git a/release-0.6.9/avahi-sharp/Client.cs b/release-0.6.9/avahi-sharp/Client.cs deleted file mode 100644 index 8ec6616..0000000 --- a/release-0.6.9/avahi-sharp/Client.cs +++ /dev/null @@ -1,372 +0,0 @@ -/* $Id$ */ - -/*** - 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.Threading; -using System.Collections; -using System.Runtime.InteropServices; -using Mono.Unix; -using Mono.Unix.Native; - -using Stdlib = Mono.Unix.Native.Stdlib; - -namespace Avahi -{ - internal enum ResolverEvent { - Found, - Failure - } - - internal enum BrowserEvent { - Added, - Removed, - CacheExhausted, - AllForNow, - Failure - } - - internal delegate int PollCallback (IntPtr ufds, uint nfds, int timeout); - internal delegate void ClientCallback (IntPtr client, ClientState state, IntPtr userData); - - public delegate void ClientStateHandler (object o, ClientStateArgs state); - - public class ClientStateArgs : EventArgs - { - private ClientState state; - - public ClientState State - { - get { return state; } - } - - public ClientStateArgs (ClientState state) - { - this.state = state; - } - } - - public enum Protocol { - Unspecified = -1, - IPv4 = 0, - IPv6 = 1 - } - - internal enum ServerState { - Invalid, - Registering, - Running, - Collision - } - - public enum ClientState { - Registering = ServerState.Registering, - Running = ServerState.Running, - Collision = ServerState.Collision, - Failure = 100, - Connecting = 101 - } - - [Flags] - public enum LookupFlags { - None = 0, - UseWideArea = 1, - UseMulticast = 2, - NoTxt = 4, - NoAddress = 8 - } - - [Flags] - public enum LookupResultFlags { - None = 0, - Cached = 1, - WideArea = 2, - Multicast = 4, - Local = 8, - OurOwn = 16, - } - - [Flags] - public enum ClientFlags { - None = 0, - IgnoreUserConfig = 1, - NoFail = 2 - } - - public class Client : IDisposable - { - private IntPtr handle; - private ClientCallback cb; - private PollCallback pollcb; - private IntPtr spoll; - - private Thread thread; - - [DllImport ("avahi-client")] - private static extern IntPtr avahi_client_new (IntPtr poll, ClientFlags flags, ClientCallback handler, - IntPtr userData, out int error); - - [DllImport ("avahi-client")] - private static extern void avahi_client_free (IntPtr handle); - - [DllImport ("avahi-client")] - private static extern IntPtr avahi_client_get_version_string (IntPtr handle); - - [DllImport ("avahi-client")] - private static extern IntPtr avahi_client_get_host_name (IntPtr handle); - - [DllImport ("avahi-client")] - private static extern IntPtr avahi_client_get_domain_name (IntPtr handle); - - [DllImport ("avahi-client")] - private static extern IntPtr avahi_client_get_host_name_fqdn (IntPtr handle); - - [DllImport ("avahi-client")] - private static extern ClientState avahi_client_get_state (IntPtr handle); - - [DllImport ("avahi-client")] - private static extern int avahi_client_errno (IntPtr handle); - - [DllImport ("avahi-common")] - private static extern IntPtr avahi_simple_poll_new (); - - [DllImport ("avahi-common")] - private static extern IntPtr avahi_simple_poll_get (IntPtr spoll); - - [DllImport ("avahi-common")] - private static extern void avahi_simple_poll_free (IntPtr spoll); - - [DllImport ("avahi-common")] - private static extern int avahi_simple_poll_loop (IntPtr spoll); - - [DllImport ("avahi-common")] - private static extern void avahi_simple_poll_set_func (IntPtr spoll, PollCallback cb); - - [DllImport ("avahi-common")] - private static extern void avahi_simple_poll_quit (IntPtr spoll); - - [DllImport ("avahi-client")] - private static extern uint avahi_client_get_local_service_cookie (IntPtr client); - - [DllImport ("avahi-common")] - private static extern int avahi_service_name_join (IntPtr buf, int len, byte[] name, byte[] type, - byte[] domain); - - [DllImport ("avahi-common")] - private static extern int avahi_service_name_split (byte[] service, IntPtr name, int name_len, - IntPtr type, int type_len, - IntPtr domain, int domain_len); - - - [DllImport ("libc")] - private static extern int poll(IntPtr ufds, uint nfds, int timeout); - - public event ClientStateHandler StateChanged; - - internal IntPtr Handle - { - get { return handle; } - } - - public string Version - { - get { - lock (this) { - return Utility.PtrToString (avahi_client_get_version_string (handle)); - } - } - } - - public string HostName - { - get { - lock (this) { - return Utility.PtrToString (avahi_client_get_host_name (handle)); - } - } - } - - public string DomainName - { - get { - lock (this) { - return Utility.PtrToString (avahi_client_get_domain_name (handle)); - } - } - } - - public string HostNameFqdn - { - get { - lock (this) { - return Utility.PtrToString (avahi_client_get_host_name_fqdn (handle)); - } - } - } - - public ClientState State - { - get { - lock (this) { - return (ClientState) avahi_client_get_state (handle); - } - } - } - - public uint LocalServiceCookie - { - get { - lock (this) { - return avahi_client_get_local_service_cookie (handle); - } - } - } - - internal ErrorCode LastError - { - get { - lock (this) { - return (ErrorCode) avahi_client_errno (handle); - } - } - } - - public Client (ClientFlags flags) - { - spoll = avahi_simple_poll_new (); - - pollcb = OnPollCallback; - avahi_simple_poll_set_func (spoll, pollcb); - IntPtr poll = avahi_simple_poll_get (spoll); - cb = OnClientCallback; - - int error; - handle = avahi_client_new (poll, flags, cb, IntPtr.Zero, out error); - if (error != 0) - throw new ClientException (error); - - thread = new Thread (PollLoop); - thread.IsBackground = true; - thread.Start (); - } - - public Client () : this (ClientFlags.None) { - } - - ~Client () - { - Dispose (); - } - - public void Dispose () - { - if (handle != IntPtr.Zero) { - avahi_client_free (handle); - avahi_simple_poll_quit (spoll); - avahi_simple_poll_free (spoll); - handle = IntPtr.Zero; - } - } - - public static string JoinServiceName (string name, string type, string domain) - { - int len = 4 * (name.Length + type.Length + domain.Length) + 4; - IntPtr buf = Stdlib.malloc ((ulong) len); - - int ret = avahi_service_name_join (buf, len, - Utility.StringToBytes (name), - Utility.StringToBytes (type), - Utility.StringToBytes (domain)); - - if (ret < 0) { - Utility.Free (buf); - return null; // FIXME, should throw exception - } - - string service = Utility.PtrToString (buf); - Utility.Free (buf); - - return service; - } - - public static void SplitServiceName (string service, out string name, out string type, out string domain) - { - int len = 1024; - - IntPtr namePtr = Stdlib.malloc ((ulong) len); - IntPtr typePtr = Stdlib.malloc ((ulong) len); - IntPtr domainPtr = Stdlib.malloc ((ulong) len); - - int ret = avahi_service_name_split (Utility.StringToBytes (service), namePtr, len, typePtr, len, - domainPtr, len); - - if (ret < 0) { - Utility.Free (namePtr); - Utility.Free (typePtr); - Utility.Free (domainPtr); - - name = null; - type = null; - domain = null; - return; - } - - name = Utility.PtrToString (namePtr); - type = Utility.PtrToString (typePtr); - domain = Utility.PtrToString (domainPtr); - - Utility.Free (namePtr); - Utility.Free (typePtr); - Utility.Free (domainPtr); - } - - internal void ThrowError () - { - ErrorCode error = LastError; - - if (error != ErrorCode.Ok) - throw new ClientException (error); - } - - private void OnClientCallback (IntPtr client, ClientState state, IntPtr userData) - { - if (StateChanged != null) - StateChanged (this, new ClientStateArgs (state)); - } - - private int OnPollCallback (IntPtr ufds, uint nfds, int timeout) { - Monitor.Exit (this); - int result = poll (ufds, nfds, timeout); - Monitor.Enter (this); - return result; - } - - private void PollLoop () { - try { - lock (this) { - avahi_simple_poll_loop (spoll); - } - } catch (Exception e) { - Console.Error.WriteLine ("Error in avahi-sharp event loop: " + e); - } - } - } -} |