diff options
Diffstat (limited to 'mDNSResponder/Clients/DNSServiceBrowser.NET/DNSServiceBrowser.cs')
| -rwxr-xr-x | mDNSResponder/Clients/DNSServiceBrowser.NET/DNSServiceBrowser.cs | 734 |
1 files changed, 734 insertions, 0 deletions
diff --git a/mDNSResponder/Clients/DNSServiceBrowser.NET/DNSServiceBrowser.cs b/mDNSResponder/Clients/DNSServiceBrowser.NET/DNSServiceBrowser.cs new file mode 100755 index 00000000..df880844 --- /dev/null +++ b/mDNSResponder/Clients/DNSServiceBrowser.NET/DNSServiceBrowser.cs @@ -0,0 +1,734 @@ +/* -*- Mode: C; tab-width: 4 -*- + * + * Copyright (c) 1997-2004 Apple Computer, Inc. All rights reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +using System; +using System.Drawing; +using System.Collections; +using System.ComponentModel; +using System.Windows.Forms; +using System.Data; +using System.Text; +using Bonjour; + +namespace DNSServiceBrowser_NET +{ + /// <summary> + /// Summary description for Form1. + /// </summary> + public class Form1 : System.Windows.Forms.Form + { + private System.Windows.Forms.ComboBox typeBox; + private System.Windows.Forms.ListBox browseList; + private Bonjour.DNSSDEventManager eventManager = null; + private Bonjour.DNSSDService service = null; + private Bonjour.DNSSDService browser = null; + private Bonjour.DNSSDService resolver = null; + /// <summary> + /// Required designer variable. + /// </summary> + private System.ComponentModel.Container components = null; + + private System.Windows.Forms.Label label1; + private System.Windows.Forms.Label label2; + private System.Windows.Forms.Label label3; + private System.Windows.Forms.Label label4; + private System.Windows.Forms.TextBox nameField; + private System.Windows.Forms.TextBox typeField; + private System.Windows.Forms.TextBox domainField; + private System.Windows.Forms.TextBox hostField; + private System.Windows.Forms.TextBox portField; + private System.Windows.Forms.Label label5; + private System.Windows.Forms.ListBox serviceTextField; + + public Form1() + { + // + // Required for Windows Form Designer support + // + InitializeComponent(); + + this.Load += new System.EventHandler(this.Form1_Load); + + // + // Create the DNSSDEventManager. You can then associate event handlers + // with the instance that will be invoked when the event occurs + // + // In this example, we're associating ServiceFound, ServiceLost, + // ServiceResolved, and OperationFailed event handlers with the + // event manager instance. + // + eventManager = new DNSSDEventManager(); + eventManager.ServiceFound += new _IDNSSDEvents_ServiceFoundEventHandler(this.ServiceFound); + eventManager.ServiceLost += new _IDNSSDEvents_ServiceLostEventHandler(this.ServiceLost); + eventManager.ServiceResolved += new _IDNSSDEvents_ServiceResolvedEventHandler(this.ServiceResolved); + eventManager.OperationFailed += new _IDNSSDEvents_OperationFailedEventHandler(this.OperationFailed); + + service = new DNSSDService(); + } + + private void Form1_Load(object sender, EventArgs e) + { + typeBox.SelectedItem = "_http._tcp"; + } + + + /// <summary> + /// Clean up any resources being used. + /// </summary> + protected override void Dispose( bool disposing ) + { + if( disposing ) + { + if (components != null) + { + components.Dispose(); + } + + // + // Clean up + // + if (resolver != null) + { + resolver.Stop(); + } + + if (browser != null) + { + browser.Stop(); + } + + if (service != null) + { + service.Stop(); + } + + eventManager.ServiceFound -= new _IDNSSDEvents_ServiceFoundEventHandler(this.ServiceFound); + eventManager.ServiceLost -= new _IDNSSDEvents_ServiceLostEventHandler(this.ServiceLost); + eventManager.ServiceResolved -= new _IDNSSDEvents_ServiceResolvedEventHandler(this.ServiceResolved); + eventManager.OperationFailed -= new _IDNSSDEvents_OperationFailedEventHandler(this.OperationFailed); + } + base.Dispose( disposing ); + } + + #region Windows Form Designer generated code + /// <summary> + /// Required method for Designer support - do not modify + /// the contents of this method with the code editor. + /// </summary> + private void InitializeComponent() + { + this.browseList = new System.Windows.Forms.ListBox(); + this.typeBox = new System.Windows.Forms.ComboBox(); + this.label1 = new System.Windows.Forms.Label(); + this.label2 = new System.Windows.Forms.Label(); + this.label3 = new System.Windows.Forms.Label(); + this.label4 = new System.Windows.Forms.Label(); + this.nameField = new System.Windows.Forms.TextBox(); + this.typeField = new System.Windows.Forms.TextBox(); + this.domainField = new System.Windows.Forms.TextBox(); + this.hostField = new System.Windows.Forms.TextBox(); + this.portField = new System.Windows.Forms.TextBox(); + this.label5 = new System.Windows.Forms.Label(); + this.serviceTextField = new System.Windows.Forms.ListBox(); + this.SuspendLayout(); + // + // browseList + // + this.browseList.Location = new System.Drawing.Point(8, 48); + this.browseList.Name = "browseList"; + this.browseList.Size = new System.Drawing.Size(488, 147); + this.browseList.TabIndex = 0; + this.browseList.SelectedIndexChanged += new System.EventHandler(this.listBox1_SelectedIndexChanged); + // + // typeBox + // + this.typeBox.Items.AddRange(new object[] + { + "_accessone._tcp", + "_accountedge._tcp", + "_actionitems._tcp", + "_addressbook._tcp", + "_aecoretech._tcp", + "_afpovertcp._tcp", + "_airport._tcp", + "_animolmd._tcp", + "_animobserver._tcp", + "_apple-sasl._tcp", + "_aquamon._tcp", + "_async._tcp", + "_auth._tcp", + "_beep._tcp", + "_bfagent._tcp", + "_bootps._udp", + "_bousg._tcp", + "_bsqdea._tcp", + "_cheat._tcp", + "_chess._tcp", + "_clipboard._tcp", + "_collection._tcp", + "_contactserver._tcp", + "_cvspserver._tcp", + "_cytv._tcp", + "_daap._tcp", + "_difi._tcp", + "_distcc._tcp", + "_dossier._tcp", + "_dpap._tcp", + "_earphoria._tcp", + "_ebms._tcp", + "_ebreg._tcp", + "_ecbyesfsgksc._tcp", + "_eheap._tcp", + "_embrace._tcp", + "_eppc._tcp", + "_eventserver._tcp", + "_exec._tcp", + "_facespan._tcp", + "_faxstfx._tcp", + "_fish._tcp", + "_fjork._tcp", + "_fmpro-internal._tcp", + "_ftp._tcp", + "_ftpcroco._tcp", + "_gbs-smp._tcp", + "_gbs-stp._tcp", + "_grillezvous._tcp", + "_h323._tcp", + "_http._tcp", + "_hotwayd._tcp", + "_hydra._tcp", + "_ica-networking._tcp", + "_ichalkboard._tcp", + "_ichat._tcp", + "_iconquer._tcp", + "_ifolder._tcp", + "_ilynx._tcp", + "_imap._tcp", + "_imidi._tcp", + "_ipbroadcaster._tcp", + "_ipp._tcp", + "_isparx._tcp", + "_ispq-vc._tcp", + "_ishare._tcp", + "_isticky._tcp", + "_istorm._tcp", + "_iwork._tcp", + "_lan2p._tcp", + "_ldap._tcp", + "_liaison._tcp", + "_login._tcp", + "_lontalk._tcp", + "_lonworks._tcp", + "_macfoh-remote._tcp", + "_macminder._tcp", + "_moneyworks._tcp", + "_mp3sushi._tcp", + "_mttp._tcp", + "_ncbroadcast._tcp", + "_ncdirect._tcp", + "_ncsyncserver._tcp", + "_net-assistant._tcp", + "_newton-dock._tcp", + "_nfs._udp", + "_nssocketport._tcp", + "_odabsharing._tcp", + "_omni-bookmark._tcp", + "_openbase._tcp", + "_p2pchat._udp", + "_pdl-datastream._tcp", + "_poch._tcp", + "_pop3._tcp", + "_postgresql._tcp", + "_presence._tcp", + "_printer._tcp", + "_ptp._tcp", + "_quinn._tcp", + "_raop._tcp", + "_rce._tcp", + "_realplayfavs._tcp", + "_riousbprint._tcp", + "_rfb._tcp", + "_rtsp._tcp", + "_safarimenu._tcp", + "_sallingclicker._tcp", + "_scone._tcp", + "_sdsharing._tcp", + "_see._tcp", + "_seeCard._tcp", + "_serendipd._tcp", + "_servermgr._tcp", + "_shell._tcp", + "_shout._tcp", + "_shoutcast._tcp", + "_soap._tcp", + "_spike._tcp", + "_spincrisis._tcp", + "_spl-itunes._tcp", + "_spr-itunes._tcp", + "_ssh._tcp", + "_ssscreenshare._tcp", + "_strateges._tcp", + "_sge-exec._tcp", + "_sge-qmaster._tcp", + "_stickynotes._tcp", + "_sxqdea._tcp", + "_sybase-tds._tcp", + "_teamlist._tcp", + "_teleport._udp", + "_telnet._tcp", + "_tftp._udp", + "_ticonnectmgr._tcp", + "_tinavigator._tcp", + "_tryst._tcp", + "_upnp._tcp", + "_utest._tcp", + "_vue4rendercow._tcp", + "_webdav._tcp", + "_whamb._tcp", + "_wired._tcp", + "_workstation._tcp", + "_wormhole._tcp", + "_workgroup._tcp", + "_ws._tcp", + "_xserveraid._tcp", + "_xsync._tcp", + "_xtshapro._tcp" + }); + + this.typeBox.Location = new System.Drawing.Point(8, 16); + this.typeBox.Name = "typeBox"; + this.typeBox.Size = new System.Drawing.Size(192, 21); + this.typeBox.Sorted = true; + this.typeBox.TabIndex = 3; + this.typeBox.SelectedIndexChanged += new System.EventHandler(this.typeBox_SelectedIndexChanged); + // + // label1 + // + this.label1.Location = new System.Drawing.Point(8, 208); + this.label1.Name = "label1"; + this.label1.Size = new System.Drawing.Size(48, 16); + this.label1.TabIndex = 4; + this.label1.Text = "Name:"; + this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleLeft; + // + // label2 + // + this.label2.Location = new System.Drawing.Point(8, 240); + this.label2.Name = "label2"; + this.label2.Size = new System.Drawing.Size(48, 16); + this.label2.TabIndex = 5; + this.label2.Text = "Type:"; + this.label2.TextAlign = System.Drawing.ContentAlignment.MiddleLeft; + // + // label3 + // + this.label3.Location = new System.Drawing.Point(8, 272); + this.label3.Name = "label3"; + this.label3.Size = new System.Drawing.Size(48, 16); + this.label3.TabIndex = 6; + this.label3.Text = "Domain:"; + this.label3.TextAlign = System.Drawing.ContentAlignment.MiddleLeft; + // + // label4 + // + this.label4.Location = new System.Drawing.Point(8, 304); + this.label4.Name = "label4"; + this.label4.Size = new System.Drawing.Size(48, 16); + this.label4.TabIndex = 7; + this.label4.Text = "Host:"; + this.label4.TextAlign = System.Drawing.ContentAlignment.MiddleLeft; + // + // nameField + // + this.nameField.Location = new System.Drawing.Point(56, 208); + this.nameField.Name = "nameField"; + this.nameField.ReadOnly = true; + this.nameField.Size = new System.Drawing.Size(168, 20); + this.nameField.TabIndex = 8; + this.nameField.Text = ""; + // + // typeField + // + this.typeField.Location = new System.Drawing.Point(56, 240); + this.typeField.Name = "typeField"; + this.typeField.ReadOnly = true; + this.typeField.Size = new System.Drawing.Size(168, 20); + this.typeField.TabIndex = 9; + this.typeField.Text = ""; + // + // domainField + // + this.domainField.Location = new System.Drawing.Point(56, 272); + this.domainField.Name = "domainField"; + this.domainField.ReadOnly = true; + this.domainField.Size = new System.Drawing.Size(168, 20); + this.domainField.TabIndex = 10; + this.domainField.Text = ""; + // + // hostField + // + this.hostField.Location = new System.Drawing.Point(56, 304); + this.hostField.Name = "hostField"; + this.hostField.ReadOnly = true; + this.hostField.Size = new System.Drawing.Size(168, 20); + this.hostField.TabIndex = 11; + this.hostField.Text = ""; + + // + // portField + // + this.portField.Location = new System.Drawing.Point(56, 336); + this.portField.Name = "portField"; + this.portField.ReadOnly = true; + this.portField.Size = new System.Drawing.Size(168, 20); + this.portField.TabIndex = 12; + this.portField.Text = ""; + // + // label5 + // + this.label5.Location = new System.Drawing.Point(8, 336); + this.label5.Name = "label5"; + this.label5.Size = new System.Drawing.Size(48, 16); + this.label5.TabIndex = 14; + this.label5.Text = "Port:"; + this.label5.TextAlign = System.Drawing.ContentAlignment.MiddleLeft; + // + // serviceTextField + // + this.serviceTextField.HorizontalScrollbar = true; + this.serviceTextField.Location = new System.Drawing.Point(264, 208); + this.serviceTextField.Name = "serviceTextField"; + this.serviceTextField.Size = new System.Drawing.Size(232, 147); + this.serviceTextField.TabIndex = 16; + // + // Form1 + // + this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); + this.ClientSize = new System.Drawing.Size(512, 365); + this.Controls.AddRange(new System.Windows.Forms.Control[] { + this.serviceTextField, + this.label5, + this.portField, + this.hostField, + this.domainField, + this.typeField, + this.nameField, + this.label4, + this.label3, + this.label2, + this.label1, + this.typeBox, + this.browseList}); + this.Name = "Form1"; + this.Text = "DNSServices Browser"; + this.ResumeLayout(false); + + } + #endregion + + /// <summary> + /// The main entry point for the application. + /// </summary> + [STAThread] + static void Main() + { + Application.Run(new Form1()); + } + // + // BrowseData + // + // This class is used to store data associated + // with a DNSService.Browse() operation + // + public class BrowseData + { + public uint InterfaceIndex; + public String Name; + public String Type; + public String Domain; + public int Refs; + + public override String + ToString() + { + return Name; + } + + public override bool + Equals(object other) + { + bool result = false; + + if (other != null) + { + result = (this.Name == other.ToString()); + } + + return result; + } + + public override int + GetHashCode() + { + return Name.GetHashCode(); + } + }; + + + // + // ResolveData + // + // This class is used to store data associated + // with a DNSService.Resolve() operation + // + public class ResolveData + { + public uint InterfaceIndex; + public String FullName; + public String HostName; + public int Port; + public TXTRecord TxtRecord; + + public override String + ToString() + { + return FullName; + } + }; + + // + // Populate() + // + // Populate this form with data associated with a + // DNSService.Resolve() call + // + public void + Populate(BrowseData browseData, ResolveData resolveData) + { + nameField.Text = browseData.Name; + typeField.Text = browseData.Type; + domainField.Text = browseData.Domain; + hostField.Text = resolveData.HostName; + portField.Text = resolveData.Port.ToString(); + + serviceTextField.Items.Clear(); + + // + // When we print the text record, we're going to assume that every value + // is a string. + // + if (resolveData.TxtRecord != null) + { + for (uint idx = 0; idx < resolveData.TxtRecord.GetCount(); idx++) + { + String key; + Byte[] bytes; + + key = resolveData.TxtRecord.GetKeyAtIndex(idx); + bytes = (Byte[])resolveData.TxtRecord.GetValueAtIndex(idx); + + if (key.Length > 0) + { + String val = ""; + + if (bytes != null) + { + val = Encoding.ASCII.GetString(bytes, 0, bytes.Length); + } + + serviceTextField.Items.Add(key + "=" + val); + } + } + } + } + + // + // called when the type field changes + // + private void typeBox_SelectedIndexChanged(object sender, System.EventArgs e) + { + browseList.Items.Clear(); + + // + // Stop the current browse operation + // + if (browser != null) + { + browser.Stop(); + } + + nameField.Text = ""; + typeField.Text = ""; + domainField.Text = ""; + hostField.Text = ""; + portField.Text = ""; + serviceTextField.Items.Clear(); + + try + { + // + // Selecting a service type will start a new browse operation. + // + browser = service.Browse( 0, 0, typeBox.SelectedItem.ToString(), null, eventManager ); + } + catch + { + MessageBox.Show("Browse Failed", "Error"); + Application.Exit(); + } + } + + private void listBox1_SelectedIndexChanged(object sender, System.EventArgs e) + { + if (resolver != null) + { + resolver.Stop(); + resolver = null; + } + + if (browseList.SelectedItem != null) + { + try + { + BrowseData data = (BrowseData) browseList.SelectedItem; + + // + // Clicking on a service instance results in starting a resolve operation + // that will call us back with information about the service + // + resolver = service.Resolve(0, data.InterfaceIndex, data.Name, data.Type, data.Domain, eventManager); + } + catch + { + MessageBox.Show("Resolve Failed", "Error"); + Application.Exit(); + } + } + } + + // + // ServiceFound + // + // This call is invoked by the DNSService core. We create + // a BrowseData object and invoked the appropriate method + // in the GUI thread so we can update the UI + // + public void ServiceFound + ( + DNSSDService sref, + DNSSDFlags flags, + uint ifIndex, + String serviceName, + String regType, + String domain + ) + { + int index = browseList.Items.IndexOf(serviceName); + + // + // Check to see if we've seen this service before. If the machine has multiple + // interfaces, we could potentially get called back multiple times for the + // same service. Implementing a simple reference counting scheme will address + // the problem of the same service showing up more than once in the browse list. + // + if (index == -1) + { + BrowseData data = new BrowseData(); + + data.InterfaceIndex = ifIndex; + data.Name = serviceName; + data.Type = regType; + data.Domain = domain; + data.Refs = 1; + + browseList.Items.Add(data); + browseList.Invalidate(); + } + else + { + BrowseData data = (BrowseData) browseList.Items[index]; + data.Refs++; + } + } + + public void ServiceLost + ( + DNSSDService sref, + DNSSDFlags flags, + uint ifIndex, + String serviceName, + String regType, + String domain + ) + { + int index = browseList.Items.IndexOf(serviceName); + + // + // See above comment in ServiceFound about reference counting + // + if (index != -1) + { + BrowseData data = (BrowseData) browseList.Items[index]; + + data.Refs--; + + if (data.Refs == 0) + { + browseList.Items.Remove(data); + browseList.Invalidate(); + } + } + } + + public void ServiceResolved + ( + DNSSDService sref, + DNSSDFlags flags, + uint ifIndex, + String fullName, + String hostName, + ushort port, + TXTRecord txtRecord + ) + { + ResolveData data = new ResolveData(); + + data.InterfaceIndex = ifIndex; + data.FullName = fullName; + data.HostName = hostName; + data.Port = port; + data.TxtRecord = txtRecord; + + // + // Don't forget to stop the resolver. This eases the burden on the network + // + resolver.Stop(); + resolver = null; + + Populate((BrowseData) browseList.SelectedItem, data); + } + + public void OperationFailed + ( + DNSSDService sref, + DNSSDError error + ) + { + MessageBox.Show("Operation failed: error code: " + error, "Error"); + } + } +} |