public List <Peer> ResolveByPeerName(string peerName)
{
try
{
if (string.IsNullOrEmpty(peerName))
{
throw new ArgumentException("Cannot have a null or empty peer name.");
}
PeerNameResolver resolver = new PeerNameResolver();
PeerNameRecordCollection resolvedName = resolver.Resolve(new PeerName(peerName, PeerNameType.Unsecured),
Cloud.AllLinkLocal);
List <Peer> foundPeers = new List <Peer>();
foreach (PeerNameRecord foundItem in resolvedName)
{
Peer peer = new Peer()
{
PeerName = foundItem.PeerName.Classifier,
PeerHostName = foundItem.PeerName.PeerHostName,
Comments = foundItem.Comment
};
foundPeers.Add(peer);
}
return(foundPeers);
}
catch (PeerToPeerException px)
{
throw new Exception(px.InnerException.Message);
}
}
public void StartResolving()
{
Thread th = new Thread(() =>
{
while (true)
{
List <IPEndPoint> res = new List <IPEndPoint>();
PeerNameResolver resolver = new PeerNameResolver();
PeerNameRecordCollection results = resolver.Resolve(peerName, Cloud.AllLinkLocal);
foreach (var peer in results)
{
foreach (var item in peer.EndPointCollection)
{
if (item.AddressFamily == AddressFamily.InterNetwork)
{
res.Add(item);
break;
}
}
}
lock (resolverLock)
{
peers = res;
}
Thread.Sleep(10000);
}
});
th.Start();
}
private void btnResolve_Click(object sender, RoutedEventArgs e)
{
if (txtPeerName.Text.Length > 0)
{
// 建立PeerName物件
PeerName peerName = new PeerName(txtPeerName.Text);
// 建立PeerNameResolver物件
PeerNameResolver resolver = new PeerNameResolver();
// 將PNRP Peer Name解析為PNRP Peer Name記錄物件
PeerNameRecordCollection pmrcs = resolver.Resolve(peerName);
if (pmrcs.Count > 0)
{
lstPeerNameRecord.Items.Clear();
}
else
{
MessageBox.Show("No Peer Name Record Found", "Peer Name Resolver", MessageBoxButton.OK, MessageBoxImage.Error);
}
foreach (PeerNameRecord pmrc in pmrcs)
{
foreach (IPEndPoint endpoint in pmrc.EndPointCollection)
{
lstPeerNameRecord.Items.Add(endpoint);
}
}
}
else
{
MessageBox.Show("Please enter Peer Name.", "Peer Name Resolver", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
public string[] getIPAndPort(string classifier, string IPVersion)
{
string[] result = { "", "" };
PeerNameRecordCollection records = getPeerNameRecords(classifier);
foreach (PeerNameRecord record in records)
{
foreach (var endpoint in record.EndPointCollection)
{
String address = endpoint.Address.ToString();
if (IPVersion == IP_v6)
{
if ((address.IndexOfAny(new char[] { ':' }) >= 0))
{
//It's IPv6
result[0] = address;
result[1] = endpoint.Port.ToString();
}
}
else
{
if ((address.IndexOfAny(new char[] { ':' }) < 0))
{
//It's IPv4
result[0] = address;
result[1] = endpoint.Port.ToString();
}
}
}
}
return(result);
}
static void Main(string[] args)
{
try
{
if (args.Length != 1)
{
Console.WriteLine("Usage: PeerNameResolver.exe <PeerNameToResolve>");
return;
}
// create a resolver object to resolve a Peer Name that was previously published
PeerNameResolver resolver = new PeerNameResolver();
// The Peer Name to resolve must be passed as the first command line argument to the application
PeerName peerName = new PeerName(args[0]);
// resolve the Peer Name - this is a network operation and will block until the resolve completes
PeerNameRecordCollection results = resolver.Resolve(peerName);
// Display the data returned by the resolve operation
Console.WriteLine("Resolve operation complete.\n", peerName);
Console.WriteLine("Results for PeerName: {0}", peerName);
Console.WriteLine();
int count = 1;
foreach (PeerNameRecord record in results)
{
Console.WriteLine("Record #{0} results...", count);
Console.Write("Comment:");
if (record.Comment != null)
{
Console.Write(record.Comment);
}
Console.WriteLine();
Console.Write("Data:");
if (record.Data != null)
{
//Assumes the data blob associated with the PeerName is made up of ASCII characters
Console.Write(System.Text.Encoding.ASCII.GetString(record.Data));
}
Console.WriteLine();
Console.WriteLine("Endpoints:");
foreach (IPEndPoint endpoint in record.EndPointCollection)
{
Console.WriteLine("\t Endpoint:{0}", endpoint);
Console.WriteLine();
}
count++;
}
Console.ReadKey();
}
catch (Exception e)
{
Console.WriteLine("Error occured while attempting to resolve the PeerName: {0}", e.Message);
Console.WriteLine(e.StackTrace);
}
}
public ResolveCompletedEventArgs(
PeerNameRecordCollection peerNameRecordCollection,
Exception error,
bool canceled,
object userToken)
: base(error, canceled, userToken)
{
m_PeerNameRecordCollection = peerNameRecordCollection;
}
static void resolver_ResolveCompleted(object sender, ResolveCompletedEventArgs e)
{
if (!e.Cancelled && e.Error == null && e.PeerNameRecordCollection != null)
{
records = e.PeerNameRecordCollection;
DisplayResults();
isRunning = false;
}
}
void peerNameResolver_ResolveCompleted(object sender, ResolveCompletedEventArgs e)
{
if (e.Cancelled || e.Error != null || e.PeerNameRecordCollection == null)
{
return;
}
Records = e.PeerNameRecordCollection;
ResolutionCompleted(this, e);
}
static void resolver_ResolveCompleted(object sender, ResolveCompletedEventArgs e)
{
if (!e.Cancelled && e.Error == null && e.PeerNameRecordCollection != null)
{
records = e.PeerNameRecordCollection;
DisplayResults();
isRunning = false;
}
}
internal void Resolve2()
{
Logger.Log.Info("Start P2P resolver...");
// create a resolver object to resolve a peername
resolver = new PeerNameResolver();
string endpointUrl = null;
// resolve the PeerName - this is a network operation and will block until the resolve completes
//PeerNameRecordCollection results = resolver.Resolve(peerName, 100); // Max 100 records
PeerNameRecordCollection results = resolver.Resolve(peerName, Cloud.Available, 100); // Max 100 records
foreach (PeerNameRecord record in results)
{
foreach (IPEndPoint ep in record.EndPointCollection)
{
if (ep.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
{
endpointUrl = string.Format(endpointuriformat4, ep.Address, ep.Port);
}
else
if (ep.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6)
//if ((ep.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6) && !ep.Address.IsIPv6LinkLocal)
{
endpointUrl = string.Format(endpointuriformat6, ep.Address, ep.Port);
}
try
{
NetTcpBinding binding = Helper.GetStreamBinding();
IP2PService serviceProxy = ChannelFactory <IP2PService> .CreateChannel(
binding, new EndpointAddress(endpointUrl));
PeerEntry peer = new PeerEntry();
peer.PeerName = record.PeerName;
peer.ServiceProxy = serviceProxy;
peer.DisplayString = serviceProxy.GetName();
if (record.Comment != null)
{
peer.Comment = record.Comment;
}
if (record.Data != null)
{
peer.Data = System.Text.Encoding.ASCII.GetString(record.Data);
}
Logger.Log.Info(string.Format("SUCCESS Connect:{0} \t\t {1} ", endpointUrl, peer.Comment));
Vault.Peers.Add(peer);
}
catch (EndpointNotFoundException e)
{
Logger.Log.Debug(e.Message);
}
}
}
}
/// <summary>
/// 解析对等名称
/// </summary>
/// <param name="myPeerName"></param>
public static PeerNameRecordCollection ResolverPeer(String myPeerName)
{
Thread.Sleep(500);
strPeerInfos.Clear();
// 建立PeerName实例
PeerName peerName = new PeerName("0." + myPeerName);
// 建立PeerNameResolver实例
PeerNameResolver resolver = new PeerNameResolver();
// 对PNRP Peer Name进行解析
PeerNameRecordCollection pmrcs = resolver.Resolve(peerName);
return(pmrcs);
}
public void PeerNameRegistry_ResolvePeerName()
{
PeerNameRecordCollection records = null;
sut.ResolutionCompleted += (sender, args) =>
{
records = args.PeerNameRecordCollection;
};
var peerName = sut.CreatePeerName("Test", false);
var registration = sut.RegisterPeer(peerName, 9714);
var peer = sut.ResolvePeerName(peerName);
Assert.That(records, Is.Not.Null);
}
/// <summary>
/// 解析对等名称
/// </summary>
/// <param name="myPeerName"></param>
public static void ResolverPeer(String myPeerName)
{
// 建立PeerName实例
PeerName peerName = new PeerName("0." + myPeerName);
// 建立PeerNameResolver实例
PeerNameResolver resolver = new PeerNameResolver();
// 对PNRP Peer Name进行解析
PeerNameRecordCollection pmrcs = resolver.Resolve(peerName);
foreach (PeerNameRecord pmrc in pmrcs)
{
foreach (IPEndPoint endpoint in pmrc.EndPointCollection)
{
Console.WriteLine(endpoint);
}
}
}
public PeerNameRecordCollection getPeerNameRecords(string classifier)
{
PeerNameRecordCollection peers = null;
PeerNameResolver resolver = new PeerNameResolver();
Console.WriteLine("Please wait, Resolving...");
try
{
peers = resolver.Resolve(new PeerName(classifier, PeerNameType.Unsecured));
}
catch (PeerToPeerException ex)
{
Console.WriteLine("PeerToPeer Exception: {0}", ex.Message);
}
return(peers);
}
static void Main(string[] args)
{
// create a resolver object to resolve a peername
PeerNameResolver resolver = new PeerNameResolver();
// the peername to resolve must be passed as the first command line argument to the application
PeerName peerName = new PeerName("3df33a18134282a04f56b887633e5a6640b7682e.RowansWebServer");
// resolve the PeerName - this is a network operation and will block until the resolve completes
PeerNameRecordCollection results = resolver.Resolve(peerName);
// Display the data returned by the resolve operation
Console.WriteLine("Results for PeerName: {0}", peerName);
Console.WriteLine();
int count = 1;
foreach (PeerNameRecord record in results)
{
Console.WriteLine("Record #{0} results...", count);
Console.Write("Comment:");
if (record.Comment != null)
{
Console.Write(record.Comment);
}
Console.WriteLine();
Console.Write("Data:");
if (record.Data != null)
{
Console.Write(System.Text.Encoding.ASCII.GetString(record.Data));
}
Console.WriteLine();
Console.WriteLine("Endpoints:");
foreach (IPEndPoint endpoint in record.EndPointCollection)
{
Console.WriteLine("\t Endpoint:{0}", endpoint);
Console.WriteLine();
}
count++;
}
Console.ReadKey();
}
/// <summary>
/// 解析名称
/// </summary>
private void Resolve()
{
while (!isExit)
{
PeerNameRecordCollection recColl = MyPNRP.ResolverPeer(strpeerName);
resolvedListViewItem.Clear();
foreach (PeerNameRecord record in recColl)
{
foreach (IPEndPoint endP in record.EndPointCollection)
{
if (endP.AddressFamily.Equals(AddressFamily.InterNetwork))
{
ListViewItem item1 = new ListViewItem(endP.ToString());
resolvedListViewItem.Add(item1);
}
}
}
//检查是否有其他终端退出，如已经退出则从列表中删除该项
if (resolvedListViewItem.Count == 0)
{
ClearItems();
}
else
{
RemoveItem();
}
foreach (PeerNameRecord record in recColl)
{
foreach (IPEndPoint endP in record.EndPointCollection)
{
if (endP.AddressFamily.Equals(AddressFamily.InterNetwork))
{
ListViewItem item1 = new ListViewItem(endP.ToString());
AppendItem(item1);
}
}
}
}
}
internal void Resolve()
{
Logger.Log.Info("Start P2P resolver...");
// create a resolver object to resolve a peername
resolver = new PeerNameResolver();
// resolve the PeerName - this is a network operation and will block until the resolve completes
PeerNameRecordCollection results = resolver.Resolve(peerName);
foreach (PeerNameRecord record in results)
{
PeerEntry peer = new PeerEntry();
if (record.Comment != null)
{
peer.Comment = record.Comment;
}
if (record.Data != null)
{
peer.Data = System.Text.Encoding.ASCII.GetString(record.Data);
}
//peer.Endpoints = record.EndPointCollection;
//foreach (IPEndPoint endpoint in record.EndPointCollection)
//{
// Console.WriteLine("\t Endpoint:{0}", endpoint);
// Console.WriteLine();
//}
Vault.Peers.Add(peer);
Logger.Log.Info("Peers Resolver");
Logger.Log.Info(peer.PeerName);
Logger.Log.Info(peer.Comment);
foreach (IPEndPoint endpoint in record.EndPointCollection)
{
Logger.Log.Info("\t Endpoint:{0}", endpoint);
}
Logger.Log.Info("End P2P resolver...");
}
}
void Init()
{
StringBuilder str = new StringBuilder();
PeerName myPeer = new PeerName("MySecurePeer", PeerNameType.Secured);
PeerNameResolver resolver = new PeerNameResolver();
PeerName peerName = new PeerName(classifier, PeerNameType.Secured);
PeerNameRecordCollection results = resolver.Resolve(myPeer);
str.AppendLine(string.Format("{0} Peers Found:", results.Count.ToString()));
int i = 1;
foreach (PeerNameRecord peer in results)
{
str.AppendLine(string.Format("{0} Peer:{1}", i++, peer.PeerName.ToString()));
foreach (IPEndPoint ip in peer.EndPointCollection)
{
str.AppendLine(string.Format("\t Endpoint: {0}, port {1}", ip.Address.ToString(), ip.Port.ToString()));
}
}
textBox1.Text = str.ToString();
}
private void Search()
{
if (textBox_Name2.Text == "")
{
return;
}
// 初始化要搜索的资源名
PeerName searchSeed = new PeerName("0." + textBox_Name2.Text);
// PeerNameResolver类是将节点名解析为PeerNameRecord的值（即将通过资源名来查找资源名所在的地址,包括IP地址和端口号）
// PeerNameRecord用来定于云中的各个节点
PeerNameResolver myresolver = new PeerNameResolver();
// PeerNameRecordCollection表示PeerNameRecord元素的容器
// Resolve方法是同步的完成解析
// 使用同步方法可能会出现界面“假死”现象
// 解决界面假死现象可以采用多线程或异步的方式
// 关于多线程的知识可以参考本人博客中多线程系列我前面UDP编程中有所使用
// 在这里就不列出多线程的使用了，朋友可以自己实现，如果有问题可以留言给我一起讨论
PeerNameRecordCollection recordCollection = myresolver.Resolve(searchSeed);
if (recordCollection.Count == 0)
{
return;
}
PeerNameRecord record = recordCollection[0];
ListViewItem item = new ListViewItem();
string t = record.Comment.ToString();
if (this.lastInfoTime != t)
{
this.lastInfoTime = t;
item.SubItems.Add(record.Comment.ToString());
item.SubItems.Add(record.PeerName.ToString().Substring(2));
item.SubItems.Add(Encoding.UTF8.GetString(record.Data));
listView1.Items.Add(item);
}
}
/// <summary>
/// 解析名称
/// </summary>
private void ResoveName(String strPeerName)
{
listView1.Items.Clear();
PeerName myPeer = new PeerName(strPeerName);
PeerNameResolver myRes = new PeerNameResolver();
PeerNameRecordCollection recColl = myRes.Resolve(myPeer);
foreach (PeerNameRecord record in recColl)
{
foreach (IPEndPoint endP in record.EndPointCollection)
{
if (endP.AddressFamily.Equals(AddressFamily.InterNetwork))
{
ListViewItem item1 = new ListViewItem();
item1.SubItems.Add(record.PeerName.ToString());
item1.SubItems.Add(endP.ToString());
item1.SubItems.Add(Encoding.UTF8.GetString(record.Data));
item1.SubItems.Add(record.PeerName.PeerHostName);
listView1.Items.Add(item1);
}
}
}
}
// 搜索资源
private void btnSearch_Click(object sender, EventArgs e)
{
if (tbxSeed.Text == "")
{
MessageBox.Show("请先输入要寻找的种子资源名", "提示");
return;
}
lstViewOnlinePeer.Items.Clear();
// 初始化要搜索的资源名
PeerName searchSeed = new PeerName("0." + tbxSeed.Text);
// PeerNameResolver类是将节点名解析为PeerNameRecord的值（即将通过资源名来查找资源名所在的地址,包括IP地址和端口号）
// PeerNameRecord用来定于云中的各个节点
PeerNameResolver myresolver = new PeerNameResolver();
// PeerNameRecordCollection表示PeerNameRecord元素的容器
// Resolve方法是同步的完成解析
// 使用同步方法可能会出现界面“假死”现象
// 解决界面假死现象可以采用多线程或异步的方式
// 关于多线程的知识可以参考本人博客中多线程系列我前面UDP编程中有所使用
// 在这里就不列出多线程的使用了，朋友可以自己实现，如果有问题可以留言给我一起讨论
PeerNameRecordCollection recordCollection = myresolver.Resolve(searchSeed);
foreach (PeerNameRecord record in recordCollection)
{
foreach (IPEndPoint endpoint in record.EndPointCollection)
{
if (endpoint.AddressFamily.Equals(AddressFamily.InterNetwork))
{
ListViewItem item = new ListViewItem();
item.SubItems.Add(endpoint.ToString());
item.SubItems.Add(Encoding.UTF8.GetString(record.Data));
lstViewOnlinePeer.Items.Add(item);
}
}
}
}
void resolver_ResolveCompleted(object sender, ResolveCompletedEventArgs e)
{
Debug.WriteLine("Completed Count: " + e.PeerNameRecordCollection.Count.ToString());
this.Records = e.PeerNameRecordCollection;
this.IsReady = true;
}
void resolver_ResolveCompleted(object sender, ResolveCompletedEventArgs e)
{
Debug.WriteLine("Completed Count: " + e.PeerNameRecordCollection.Count.ToString());
this.Records = e.PeerNameRecordCollection;
this.IsReady = true;
}
internal void Resolve2_old()
{
Logger.Log.Info("Start P2P resolver...");
// create a resolver object to resolve a peername
resolver = new PeerNameResolver();
// resolve the PeerName - this is a network operation and will block until the resolve completes
PeerNameRecordCollection results = resolver.Resolve(peerName, 100); // Max 100 records
foreach (PeerNameRecord record in results)
{
foreach (IPEndPoint ep in record.EndPointCollection)
{
//if (ep.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
if (ep.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6 && !ep.Address.IsIPv6LinkLocal)
{
try
{
string endpointUrl = string.Format(endpointuriformat, ep.Address, ep.Port);
NetTcpBinding binding = Helper.GetStreamBinding();
//NetTcpBinding binding = new NetTcpBinding();
////binding.Security.Mode = SecurityMode.None;
//binding.Security.Mode = SecurityMode.None;
////EndpointAddress epa = new EndpointAddress()
///////
///////
//// Stream add
//////
//////
//binding.TransferMode = TransferMode.Streamed;
//binding.MaxReceivedMessageSize = 20134217728; // 20 GB
//binding.MaxBufferPoolSize = 1024 * 1024; // 1 MB
//////
//////
//////
//////
IP2PService serviceProxy = ChannelFactory <IP2PService> .CreateChannel(
binding, new EndpointAddress(endpointUrl));
//IP2PService serviceProxy = ChannelFactory<IP2PService>.CreateChannel(
// binding, new EndpointAddress(ep.Address.ToString() + ":" + Port.ToString()));
//PeerEntry entry = new PeerEntry
//{
// PeerName = record.PeerName,
// ServiceProxy = serviceProxy,
// DisplayString = serviceProxy.GetName(),
//};
PeerEntry peer = new PeerEntry();
peer.PeerName = record.PeerName;
peer.ServiceProxy = serviceProxy;
peer.DisplayString = serviceProxy.GetName();
if (record.Comment != null)
{
peer.Comment = record.Comment;
}
if (record.Data != null)
{
peer.Data = System.Text.Encoding.ASCII.GetString(record.Data);
}
//Vault.Peers.Add(peer);
Logger.Log.Info(endpointUrl);
Logger.Log.Info(peer.PeerName);
Logger.Log.Info(peer.Comment);
Logger.Log.Info("\t Endpoint:{0}", ep);
Vault.Peers.Add(peer);
}
catch (EndpointNotFoundException e)
{
//Vault.Peers.Add(
// new PeerEntry
// {
// PeerName = peer.PeerName,
// DisplayString = "Unknown Peer",
// });
Logger.Log.Info(e.Message);
}
}
}
}
}
static void Main(string[] args)
{
PeerNameResolver resolver = new PeerNameResolver();
PeerName peerName = new PeerName("0.peerchat");
PeerNameRecordCollection result = resolver.Resolve(peerName);
PeerNameRecord record;
for (int i = 0; i < result.Count; i++)
{
record = result[i];
Console.WriteLine("record #{0}", i);
if (!string.IsNullOrEmpty(record.PeerName.PeerHostName))
{
Console.WriteLine("Peer name is :{0}", record.PeerName.PeerHostName);
}
if (record.Comment != null)
{
Console.WriteLine(record.Comment);
}
Console.Write("Data: ");
if (record.Data != null)
{
Console.WriteLine(Encoding.ASCII.GetString(record.Data));
}
else
{
Console.WriteLine();
}
Console.WriteLine("Endpoints:");
foreach (IPEndPoint endPoint in record.EndPointCollection)
{
Console.WriteLine("Endpoint:{0}", endPoint);
}
// Uri uri = new Uri(string.Format("net.peer://{0}/GetName/", record.PeerName));
// ChannelFactory<IPeerNetwork> myChanelFactory = new ChannelFactory<IPeerNetwork>(
//new NetPeerTcpBinding(), new EndpointAddress("net.peer://peerchat/GetName"));
// IPeerNetwork peer = myChanelFactory.CreateChannel();
// peer.GetName();
//Console.WriteLine();
}
//ChannelFactory<IPeerNetwork> myChanelFactory = new ChannelFactory<IPeerNetwork>("peerToPeer");
PeerNetworkClient proxy = new PeerNetworkClient();
proxy.GetName();
Console.ReadLine();
Console.WriteLine("Hit [Enter] to exit.");
}
private static IEnumerable <PeerNodeData <T> > GetDatas(PeerNameRecordCollection peerNameRecords)
{
return(peerNameRecords.Select(record => new PeerNodeData <T>(record)));
}
private void AddLog(PeerNameRecordCollection peerNameRecordCollection)
{
foreach (PeerNameRecord peerNameRecord in peerNameRecordCollection)
{
AddLog(peerNameRecord);
}
}
public PeerNameRecordCollection Resolve(PeerName peerName, Cloud cloud, int maxRecords)
{
//---------------------------------------------------
//Check arguments
//---------------------------------------------------
if (peerName == null)
{
throw new ArgumentNullException(SR.GetString(SR.Pnrp_PeerNameCantBeNull), "peerName");
}
if (maxRecords <= 0)
{
throw new ArgumentOutOfRangeException("maxRecords", SR.GetString(SR.Pnrp_MaxRecordsParameterMustBeGreaterThanZero));
}
//---------------------------------------------------
//Assume all clouds if the clould passed is null?
//---------------------------------------------------
if (cloud == null)
{
cloud = Cloud.Available;
}
//---------------------------------------------------
//Demand CAS permissions
//---------------------------------------------------
PnrpPermission.UnrestrictedPnrpPermission.Demand();
//---------------------------------------------------------------
//No perf hit here, real native call happens only one time if it
//did not already happen
//---------------------------------------------------------------
UnsafeP2PNativeMethods.PnrpStartup();
//---------------------------------------------------------------
//Trace log
//---------------------------------------------------------------
Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Sync Resolve called with PeerName: {0}, Cloud: {1}, MaxRecords {2}", peerName, cloud, maxRecords);
SafePeerData shEndPointInfoArray;
string NativeCloudName = cloud.InternalName;
UInt32 ActualCountOfEndPoints = (UInt32)maxRecords;
int result = UnsafeP2PNativeMethods.PeerPnrpResolve(peerName.ToString(),
NativeCloudName,
ref ActualCountOfEndPoints,
out shEndPointInfoArray);
if (result != 0)
{
throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Pnrp_CouldNotStartNameResolution), result);
}
//---------------------------------------------------
//If there are no endpoints returned, return
//an empty PeerNameRecord Collection
//---------------------------------------------------
PeerNameRecordCollection PeerNameRecords = new PeerNameRecordCollection();
if (ActualCountOfEndPoints != 0)
{
try
{
unsafe
{
IntPtr pEndPointInfoArray = shEndPointInfoArray.DangerousGetHandle();
PEER_PNRP_ENDPOINT_INFO* pEndPoints = (PEER_PNRP_ENDPOINT_INFO*)pEndPointInfoArray;
for (int i = 0; i < ActualCountOfEndPoints; i++)
{
PeerNameRecord record = new PeerNameRecord();
PEER_PNRP_ENDPOINT_INFO* pEndPointInfo = &pEndPoints[i];
record.PeerName = new PeerName(Marshal.PtrToStringUni(pEndPointInfo->pwszPeerName));
string comment = Marshal.PtrToStringUni(pEndPointInfo->pwszComment);
if (comment != null && comment.Length > 0)
{
record.Comment = comment;
}
if (pEndPointInfo->payLoad.cbPayload != 0)
{
record.Data = new byte[pEndPointInfo->payLoad.cbPayload];
Marshal.Copy(pEndPointInfo->payLoad.pbPayload, record.Data, 0, (int)pEndPointInfo->payLoad.cbPayload);
}
//record.EndPointList = new IPEndPoint[pEndPointInfo->cAddresses];
IntPtr ppSOCKADDRs = pEndPointInfo->ArrayOfSOCKADDRIN6Pointers;
for (UInt32 j = 0; j < pEndPointInfo->cAddresses; j++)
{
IntPtr pSOCKADDR = Marshal.ReadIntPtr(ppSOCKADDRs);
byte[] AddressFamilyBuffer = new byte[2];
Marshal.Copy(pSOCKADDR, AddressFamilyBuffer, 0, 2);
int addressFamily = 0;
#if BIGENDIAN
addressFamily = AddressFamilyBuffer[1] + ((int)AddressFamilyBuffer[0] << 8);
#else
addressFamily = AddressFamilyBuffer[0] + ((int)AddressFamilyBuffer[1] << 8);
#endif
byte[] buffer = new byte[((AddressFamily)addressFamily == AddressFamily.InterNetwork) ? SystemNetHelpers.IPv4AddressSize : SystemNetHelpers.IPv6AddressSize];
Marshal.Copy(pSOCKADDR, buffer, 0, buffer.Length);
IPEndPoint ipe = SystemNetHelpers.IPEndPointFromSOCKADDRBuffer(buffer);
record.EndPointCollection.Add(ipe);
ppSOCKADDRs = (IntPtr)((long)ppSOCKADDRs + Marshal.SizeOf(typeof(IntPtr)));
}
//----------------------------------
//Dump for trace
//----------------------------------
record.TracePeerNameRecord();
//----------------------------------
//Add to collection
//----------------------------------
PeerNameRecords.Add(record);
}
}
}
finally
{
shEndPointInfoArray.Dispose();
}
}
Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Sync Resolve returnig with PeerNameRecord count :{0}", PeerNameRecords.Count);
return PeerNameRecords;
}