internal static string FindFirstHttpUrlForObject(string objectUri)
{
if (objectUri != null)
{
RegisteredChannelList list = s_registeredChannels;
int count = list.Count;
for (int i = 0; i < count; i++)
{
if (list.IsReceiver(i))
{
IChannelReceiver channel = (IChannelReceiver)list.GetChannel(i);
string fullName = channel.GetType().FullName;
if ((string.CompareOrdinal(fullName, "System.Runtime.Remoting.Channels.Http.HttpChannel") == 0) || (string.CompareOrdinal(fullName, "System.Runtime.Remoting.Channels.Http.HttpServerChannel") == 0))
{
string[] urlsForUri = channel.GetUrlsForUri(objectUri);
if ((urlsForUri != null) && (urlsForUri.Length > 0))
{
return(urlsForUri[0]);
}
}
}
}
}
return(null);
}
} // NotifyProfiler
// This is a helper used by UrlObjRef's.
// Finds an http channel and returns first url for this object.
internal static String FindFirstHttpUrlForObject(String objectUri)
{
if (objectUri == null)
{
return(null);
}
RegisteredChannelList regChnlList = s_registeredChannels;
int count = regChnlList.Count;
for (int i = 0; i < count; i++)
{
if (regChnlList.IsReceiver(i))
{
IChannelReceiver chnl = (IChannelReceiver)regChnlList.GetChannel(i);
String chnlType = chnl.GetType().FullName;
if ((String.CompareOrdinal(chnlType, "System.Runtime.Remoting.Channels.Http.HttpChannel") == 0) ||
(String.CompareOrdinal(chnlType, "System.Runtime.Remoting.Channels.Http.HttpServerChannel") == 0))
{
String[] urls = chnl.GetUrlsForUri(objectUri);
if ((urls != null) && (urls.Length > 0))
{
return(urls[0]);
}
}
}
}
return(null);
} // FindFirstHttpUrlForObject
} // RegisteredChannels
internal static IMessageSink CreateMessageSink(String url, Object data, out String objectURI)
{
BCLDebug.Trace("REMOTE", "ChannelServices::CreateMessageSink for url " + url + "\n");
IMessageSink msgSink = null;
objectURI = null;
RegisteredChannelList regChnlList = s_registeredChannels;
int count = regChnlList.Count;
for (int i = 0; i < count; i++)
{
if (regChnlList.IsSender(i))
{
IChannelSender chnl = (IChannelSender)regChnlList.GetChannel(i);
msgSink = chnl.CreateMessageSink(url, data, out objectURI);
if (msgSink != null)
{
break;
}
}
}
// If the object uri has not been set, set it to the url as
// default value
if (null == objectURI)
{
objectURI = url;
}
return(msgSink);
} // CreateMessageSink
internal static IMessageSink CreateMessageSink(string url, object data, out string objectURI)
{
IMessageSink messageSink = (IMessageSink)null;
objectURI = (string)null;
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
for (int index = 0; index < count; ++index)
{
if (registeredChannelList.IsSender(index))
{
messageSink = ((IChannelSender)registeredChannelList.GetChannel(index)).CreateMessageSink(url, data, out objectURI);
if (messageSink != null)
{
break;
}
}
}
if (objectURI == null)
{
objectURI = url;
}
return(messageSink);
}
internal static IMessageSink CreateMessageSink(string url, object data, out string objectURI)
{
IMessageSink sink = null;
objectURI = null;
RegisteredChannelList list = s_registeredChannels;
int count = list.Count;
for (int i = 0; i < count; i++)
{
if (list.IsSender(i))
{
sink = ((IChannelSender)list.GetChannel(i)).CreateMessageSink(url, data, out objectURI);
if (sink != null)
{
break;
}
}
}
if (objectURI == null)
{
objectURI = url;
}
return(sink);
}
internal static string FindFirstHttpUrlForObject(string objectUri)
{
if (objectUri == null)
{
return((string)null);
}
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
for (int index = 0; index < count; ++index)
{
if (registeredChannelList.IsReceiver(index))
{
IChannelReceiver channelReceiver = (IChannelReceiver)registeredChannelList.GetChannel(index);
string fullName = channelReceiver.GetType().FullName;
if (string.CompareOrdinal(fullName, "System.Runtime.Remoting.Channels.Http.HttpChannel") == 0 || string.CompareOrdinal(fullName, "System.Runtime.Remoting.Channels.Http.HttpServerChannel") == 0)
{
string[] urlsForUri = channelReceiver.GetUrlsForUri(objectUri);
if (urlsForUri != null && urlsForUri.Length != 0)
{
return(urlsForUri[0]);
}
}
}
}
return((string)null);
}
public unsafe static void UnregisterChannel(IChannel chnl)
{
bool flag = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(ChannelServices.s_channelLock, ref flag);
if (chnl != null)
{
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int num = registeredChannelList.FindChannelIndex(chnl);
if (-1 == num)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", new object[]
{
chnl.ChannelName
}));
}
RegisteredChannel[] registeredChannels = registeredChannelList.RegisteredChannels;
RegisteredChannel[] array = new RegisteredChannel[registeredChannels.Length - 1];
IChannelReceiver channelReceiver = chnl as IChannelReceiver;
if (channelReceiver != null)
{
channelReceiver.StopListening(null);
}
int num2 = 0;
int i = 0;
while (i < registeredChannels.Length)
{
if (i == num)
{
i++;
}
else
{
array[num2] = registeredChannels[i];
num2++;
i++;
}
}
if (ChannelServices.perf_Contexts != null)
{
ChannelServices.perf_Contexts->cChannels--;
}
ChannelServices.s_registeredChannels = new RegisteredChannelList(array);
}
ChannelServices.RefreshChannelData();
}
finally
{
if (flag)
{
Monitor.Exit(ChannelServices.s_channelLock);
}
}
}
public static unsafe void UnregisterChannel(IChannel chnl)
{
bool lockTaken = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(s_channelLock, ref lockTaken);
if (chnl != null)
{
RegisteredChannelList list = s_registeredChannels;
int num = list.FindChannelIndex(chnl);
if (-1 == num)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", new object[] { chnl.ChannelName }));
}
RegisteredChannel[] registeredChannels = list.RegisteredChannels;
RegisteredChannel[] channels = null;
channels = new RegisteredChannel[registeredChannels.Length - 1];
IChannelReceiver receiver = chnl as IChannelReceiver;
if (receiver != null)
{
receiver.StopListening(null);
}
int index = 0;
int num3 = 0;
while (num3 < registeredChannels.Length)
{
if (num3 == num)
{
num3++;
}
else
{
channels[index] = registeredChannels[num3];
index++;
num3++;
}
}
if (perf_Contexts != null)
{
perf_Contexts.cChannels--;
}
s_registeredChannels = new RegisteredChannelList(channels);
}
RefreshChannelData();
}
finally
{
if (lockTaken)
{
Monitor.Exit(s_channelLock);
}
}
}
public static String[] GetUrlsForObject(MarshalByRefObject obj)
{
if (null == obj)
{
return(null);
}
RegisteredChannelList regChnlList = s_registeredChannels;
int count = regChnlList.Count;
Hashtable table = new Hashtable();
bool fServer;
Identity id = MarshalByRefObject.GetIdentity(obj, out fServer);
if (null != id)
{
String uri = id.ObjURI;
if (null != uri)
{
for (int i = 0; i < count; i++)
{
if (regChnlList.IsReceiver(i))
{
try
{
String[] urls = ((IChannelReceiver)regChnlList.GetChannel(i)).GetUrlsForUri(uri);
// Add the strings to the table
for (int j = 0; j < urls.Length; j++)
{
table.Add(urls[j], urls[j]);
}
}
catch (NotSupportedException)
{
// We do not count the channels that do not
// support this method
}
}
}
}
}
// copy url's into string array
ICollection keys = table.Keys;
String[] urlList = new String[keys.Count];
int co = 0;
foreach (String key in keys)
{
urlList[co++] = key;
}
return(urlList);
}
public static unsafe void UnregisterChannel(IChannel chnl)
{
bool lockTaken = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(ChannelServices.s_channelLock, ref lockTaken);
if (chnl != null)
{
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int channelIndex = registeredChannelList.FindChannelIndex(chnl);
if (-1 == channelIndex)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", (object)chnl.ChannelName));
}
RegisteredChannel[] registeredChannels = registeredChannelList.RegisteredChannels;
RegisteredChannel[] channels = new RegisteredChannel[registeredChannels.Length - 1];
IChannelReceiver channelReceiver = chnl as IChannelReceiver;
if (channelReceiver != null)
{
channelReceiver.StopListening((object)null);
}
int index1 = 0;
int index2 = 0;
while (index2 < registeredChannels.Length)
{
if (index2 == channelIndex)
{
++index2;
}
else
{
channels[index1] = registeredChannels[index2];
++index1;
++index2;
}
}
if ((IntPtr)ChannelServices.perf_Contexts != IntPtr.Zero)
{
--ChannelServices.perf_Contexts->cChannels;
}
ChannelServices.s_registeredChannels = new RegisteredChannelList(channels);
}
ChannelServices.RefreshChannelData();
}
finally
{
if (lockTaken)
{
Monitor.Exit(ChannelServices.s_channelLock);
}
}
}
private static object[] CollectChannelDataFromChannels()
{
RemotingServices.RegisterWellKnownChannels();
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
int receiverCount = registeredChannelList.ReceiverCount;
object[] array = new object[receiverCount];
int num = 0;
int i = 0;
int num2 = 0;
while (i < count)
{
IChannel channel = registeredChannelList.GetChannel(i);
if (channel == null)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", new object[]
{
""
}));
}
if (registeredChannelList.IsReceiver(i))
{
object channelData = ((IChannelReceiver)channel).ChannelData;
array[num2] = channelData;
if (channelData != null)
{
num++;
}
num2++;
}
i++;
}
if (num != receiverCount)
{
object[] array2 = new object[num];
int num3 = 0;
for (int j = 0; j < receiverCount; j++)
{
object obj = array[j];
if (obj != null)
{
array2[num3++] = obj;
}
}
array = array2;
}
return(array);
}
public static IChannel GetChannel(String name)
{
RegisteredChannelList regChnlList = s_registeredChannels;
int matchingIdx = regChnlList.FindChannelIndex(name);
if (0 <= matchingIdx)
{
return(regChnlList.GetChannel(matchingIdx));
}
else
{
return(null);
}
} // GetChannel
public static string[] GetUrlsForObject(MarshalByRefObject obj)
{
if (obj == null)
{
return(null);
}
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
Hashtable hashtable = new Hashtable();
bool flag;
Identity identity = MarshalByRefObject.GetIdentity(obj, out flag);
if (identity != null)
{
string objURI = identity.ObjURI;
if (objURI != null)
{
for (int i = 0; i < count; i++)
{
if (registeredChannelList.IsReceiver(i))
{
try
{
string[] urlsForUri = ((IChannelReceiver)registeredChannelList.GetChannel(i)).GetUrlsForUri(objURI);
for (int j = 0; j < urlsForUri.Length; j++)
{
hashtable.Add(urlsForUri[j], urlsForUri[j]);
}
}
catch (NotSupportedException)
{
}
}
}
}
}
ICollection keys = hashtable.Keys;
string[] array = new string[keys.Count];
int num = 0;
foreach (object obj2 in keys)
{
string text = (string)obj2;
array[num++] = text;
}
return(array);
}
private static object[] CollectChannelDataFromChannels()
{
RemotingServices.RegisterWellKnownChannels();
RegisteredChannelList list = s_registeredChannels;
int count = list.Count;
int receiverCount = list.ReceiverCount;
object[] objArray = new object[receiverCount];
int num3 = 0;
int index = 0;
int num5 = 0;
while (index < count)
{
IChannel channel = list.GetChannel(index);
if (channel == null)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", new object[] { "" }));
}
if (list.IsReceiver(index))
{
object channelData = ((IChannelReceiver)channel).ChannelData;
objArray[num5] = channelData;
if (channelData != null)
{
num3++;
}
num5++;
}
index++;
}
if (num3 == receiverCount)
{
return(objArray);
}
object[] objArray2 = new object[num3];
int num6 = 0;
for (int i = 0; i < receiverCount; i++)
{
object obj3 = objArray[i];
if (obj3 != null)
{
objArray2[num6++] = obj3;
}
}
return(objArray2);
}
public static string[] GetUrlsForObject(MarshalByRefObject obj)
{
bool flag;
if (obj == null)
{
return(null);
}
RegisteredChannelList list = s_registeredChannels;
int count = list.Count;
Hashtable hashtable = new Hashtable();
Identity identity = MarshalByRefObject.GetIdentity(obj, out flag);
if (identity != null)
{
string objURI = identity.ObjURI;
if (objURI != null)
{
for (int i = 0; i < count; i++)
{
if (list.IsReceiver(i))
{
try
{
string[] urlsForUri = ((IChannelReceiver)list.GetChannel(i)).GetUrlsForUri(objURI);
for (int j = 0; j < urlsForUri.Length; j++)
{
hashtable.Add(urlsForUri[j], urlsForUri[j]);
}
}
catch (NotSupportedException)
{
}
}
}
}
}
ICollection keys = hashtable.Keys;
string[] strArray2 = new string[keys.Count];
int num4 = 0;
foreach (string str2 in keys)
{
strArray2[num4++] = str2;
}
return(strArray2);
}
} // FindFirstHttpUrlForObject
//
// DEBUG Helpers
// Note: These methods should be included even in retail builds so that
// they can be called from the debugger.
//
#if DEBUG
internal static void DumpRegisteredChannels()
{
// To use from cordbg:
// f System.Runtime.Remoting.Channels.ChannelServices::DumpRegisteredChannels
RegisteredChannelList regChnlList = s_registeredChannels;
int count = regChnlList.Count;
Console.Error.WriteLine("Registered Channels:");
for (int i = 0; i < count; i++)
{
IChannel chnl = regChnlList.GetChannel(i);
Console.Error.WriteLine(chnl);
}
} // DumpRegisteredChannels
public static string[] GetUrlsForObject(MarshalByRefObject obj)
{
if (obj == null)
{
return((string[])null);
}
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
Hashtable hashtable = new Hashtable();
bool fServer;
Identity identity = MarshalByRefObject.GetIdentity(obj, out fServer);
if (identity != null)
{
string objUri = identity.ObjURI;
if (objUri != null)
{
for (int index1 = 0; index1 < count; ++index1)
{
if (registeredChannelList.IsReceiver(index1))
{
try
{
string[] urlsForUri = ((IChannelReceiver)registeredChannelList.GetChannel(index1)).GetUrlsForUri(objUri);
for (int index2 = 0; index2 < urlsForUri.Length; ++index2)
{
hashtable.Add((object)urlsForUri[index2], (object)urlsForUri[index2]);
}
}
catch (NotSupportedException ex)
{
}
}
}
}
}
ICollection keys = hashtable.Keys;
string[] strArray = new string[keys.Count];
int num = 0;
foreach (string str in (IEnumerable)keys)
{
strArray[num++] = str;
}
return(strArray);
}
public static IChannel GetChannel(string name)
{
RegisteredChannelList list = s_registeredChannels;
int index = list.FindChannelIndex(name);
if (0 > index)
{
return(null);
}
IChannel channel = list.GetChannel(index);
if ((channel is CrossAppDomainChannel) || (channel is CrossContextChannel))
{
return(null);
}
return(channel);
}
private static object[] CollectChannelDataFromChannels()
{
RemotingServices.RegisterWellKnownChannels();
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
int receiverCount = registeredChannelList.ReceiverCount;
object[] objArray1 = new object[receiverCount];
int length = 0;
int index1 = 0;
int index2 = 0;
for (; index1 < count; ++index1)
{
IChannel channel = registeredChannelList.GetChannel(index1);
if (channel == null)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", (object)""));
}
if (registeredChannelList.IsReceiver(index1))
{
object channelData = ((IChannelReceiver)channel).ChannelData;
objArray1[index2] = channelData;
if (channelData != null)
{
++length;
}
++index2;
}
}
if (length != receiverCount)
{
object[] objArray2 = new object[length];
int num = 0;
for (int index3 = 0; index3 < receiverCount; ++index3)
{
object obj = objArray1[index3];
if (obj != null)
{
objArray2[num++] = obj;
}
}
objArray1 = objArray2;
}
return(objArray1);
}
public static IChannel GetChannel(string name)
{
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int channelIndex = registeredChannelList.FindChannelIndex(name);
if (0 > channelIndex)
{
return((IChannel)null);
}
IChannel channel = registeredChannelList.GetChannel(channelIndex);
if (channel is CrossAppDomainChannel || channel is CrossContextChannel)
{
return((IChannel)null);
}
return(channel);
}
private static void StopListeningOnAllChannels()
{
try
{
RegisteredChannelList list = s_registeredChannels;
int count = list.Count;
for (int i = 0; i < count; i++)
{
if (list.IsReceiver(i))
{
((IChannelReceiver)list.GetChannel(i)).StopListening(null);
}
}
}
catch (Exception)
{
}
}
private static void StopListeningOnAllChannels()
{
try
{
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
for (int index = 0; index < count; ++index)
{
if (registeredChannelList.IsReceiver(index))
{
((IChannelReceiver)registeredChannelList.GetChannel(index)).StopListening((object)null);
}
}
}
catch (Exception ex)
{
}
}
private static void StopListeningOnAllChannels()
{
try
{
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
int count = registeredChannelList.Count;
for (int i = 0; i < count; i++)
{
if (registeredChannelList.IsReceiver(i))
{
IChannelReceiver channelReceiver = (IChannelReceiver)registeredChannelList.GetChannel(i);
channelReceiver.StopListening(null);
}
}
}
catch (Exception)
{
}
}
private static void StopListeningOnAllChannels()
{
try
{
RegisteredChannelList regChnlList = s_registeredChannels;
int count = regChnlList.Count;
for (int i = 0; i < count; i++)
{
if (regChnlList.IsReceiver(i))
{
IChannelReceiver chnl = (IChannelReceiver)regChnlList.GetChannel(i);
chnl.StopListening(null);
}
}
}
catch (Exception)
{
// Ignore ... appdomain is shutting down..
}
}
public static IChannel GetChannel(String name)
{
RegisteredChannelList regChnlList = s_registeredChannels;
int matchingIdx = regChnlList.FindChannelIndex(name);
if (0 <= matchingIdx)
{
IChannel channel = regChnlList.GetChannel(matchingIdx);
if ((channel is CrossAppDomainChannel) || (channel is CrossContextChannel))
{
return(null);
}
else
{
return(channel);
}
}
else
{
return(null);
}
} // GetChannel
unsafe internal static void RegisterChannelInternal(IChannel chnl, bool ensureSecurity)
{
// Validate arguments
if (null == chnl)
{
throw new ArgumentNullException("chnl");
}
bool fLocked = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.ReliableEnter(s_channelLock, ref fLocked);
String chnlName = chnl.ChannelName;
RegisteredChannelList regChnlList = s_registeredChannels;
// Check to make sure that the channel has not been registered
if ((chnlName == null) ||
(chnlName.Length == 0) ||
(-1 == regChnlList.FindChannelIndex(chnl.ChannelName)))
{
if (ensureSecurity)
{
ISecurableChannel securableChannel = chnl as ISecurableChannel;
if (securableChannel != null)
{
securableChannel.IsSecured = ensureSecurity;
}
else
{
throw new RemotingException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Remoting_Channel_CannotBeSecured"), chnl.ChannelName ?? chnl.ToString()));
}
}
RegisteredChannel[] oldList = regChnlList.RegisteredChannels;
RegisteredChannel[] newList = null;
if (oldList == null)
{
newList = new RegisteredChannel[1];
}
else
{
newList = new RegisteredChannel[oldList.Length + 1];
}
if (!unloadHandlerRegistered && !(chnl is CrossAppDomainChannel))
{
// Register a unload handler only once and if the channel being registered
// is not the x-domain channel. x-domain channel does nothing inside its
// StopListening implementation
AppDomain.CurrentDomain.DomainUnload += new EventHandler(UnloadHandler);
unloadHandlerRegistered = true;
}
// Add the interface to the array in priority order
int priority = chnl.ChannelPriority;
int current = 0;
// Find the place in the array to insert
while (current < oldList.Length)
{
RegisteredChannel oldChannel = oldList[current];
if (priority > oldChannel.Channel.ChannelPriority)
{
newList[current] = new RegisteredChannel(chnl);
break;
}
else
{
newList[current] = oldChannel;
current++;
}
}
if (current == oldList.Length)
{
// chnl has lower priority than all old channels, so we insert
// it at the end of the list.
newList[oldList.Length] = new RegisteredChannel(chnl);
}
else
{
// finish copying rest of the old channels
while (current < oldList.Length)
{
newList[current + 1] = oldList[current];
current++;
}
}
if (perf_Contexts != null)
{
perf_Contexts->cChannels++;
}
s_registeredChannels = new RegisteredChannelList(newList);
}
else
{
throw new RemotingException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Remoting_ChannelNameAlreadyRegistered"), chnl.ChannelName));
}
RefreshChannelData();
} // lock (s_channelLock)
finally
{
if (fLocked)
{
Monitor.Exit(s_channelLock);
}
}
} // RegisterChannelInternal
[System.Security.SecurityCritical] // auto-generated
unsafe internal static void RegisterChannelInternal(IChannel chnl, bool ensureSecurity)
{
// Validate arguments
if(null == chnl)
{
throw new ArgumentNullException("chnl");
}
Contract.EndContractBlock();
bool fLocked = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(s_channelLock, ref fLocked);
String chnlName = chnl.ChannelName;
RegisteredChannelList regChnlList = s_registeredChannels;
// Check to make sure that the channel has not been registered
if((chnlName == null) ||
(chnlName.Length == 0) ||
(-1 == regChnlList.FindChannelIndex(chnl.ChannelName)))
{
if (ensureSecurity)
{
ISecurableChannel securableChannel = chnl as ISecurableChannel;
if (securableChannel != null)
securableChannel.IsSecured = ensureSecurity;
else
throw new RemotingException(Environment.GetResourceString("Remoting_Channel_CannotBeSecured", chnl.ChannelName??chnl.ToString()));
}
RegisteredChannel[] oldList = regChnlList.RegisteredChannels;
RegisteredChannel[] newList = null;
if (oldList == null)
{
newList = new RegisteredChannel[1];
}
else
newList = new RegisteredChannel[oldList.Length + 1];
if (!unloadHandlerRegistered && !(chnl is CrossAppDomainChannel))
{
// Register a unload handler only once and if the channel being registered
// is not the x-domain channel. x-domain channel does nothing inside its
// StopListening implementation
AppDomain.CurrentDomain.DomainUnload += new EventHandler(UnloadHandler);
unloadHandlerRegistered = true;
}
// Add the interface to the array in priority order
int priority = chnl.ChannelPriority;
int current = 0;
// Find the place in the array to insert
while (current < oldList.Length)
{
RegisteredChannel oldChannel = oldList[current];
if (priority > oldChannel.Channel.ChannelPriority)
{
newList[current] = new RegisteredChannel(chnl);
break;
}
else
{
newList[current] = oldChannel;
current++;
}
}
if (current == oldList.Length)
{
// chnl has lower priority than all old channels, so we insert
// it at the end of the list.
newList[oldList.Length] = new RegisteredChannel(chnl);
}
else
{
// finish copying rest of the old channels
while (current < oldList.Length)
{
newList[current + 1] = oldList[current];
current++;
}
}
if (perf_Contexts != null) {
perf_Contexts->cChannels++;
}
s_registeredChannels = new RegisteredChannelList(newList);
}
else
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNameAlreadyRegistered", chnl.ChannelName));
}
RefreshChannelData();
} // lock (s_channelLock)
finally
{
if (fLocked)
{
Monitor.Exit(s_channelLock);
}
}
} // RegisterChannelInternal
unsafe public static void UnregisterChannel(IChannel chnl)
{
// we allow null to be passed in, so we can use this api to trigger the
// refresh of the channel data <
bool fLocked = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(s_channelLock, ref fLocked);
if (chnl != null)
{
RegisteredChannelList regChnlList = s_registeredChannels;
// Check to make sure that the channel has been registered
int matchingIdx = regChnlList.FindChannelIndex(chnl);
if(-1 == matchingIdx)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", chnl.ChannelName));
}
RegisteredChannel[] oldList = regChnlList.RegisteredChannels;
RegisteredChannel[] newList = null;
Contract.Assert((oldList != null) && (oldList.Length != 0), "channel list should not be empty");
newList = new RegisteredChannel[oldList.Length - 1];
// Call stop listening on the channel if it is a receiver.
IChannelReceiver srvChannel = chnl as IChannelReceiver;
if (srvChannel != null)
srvChannel.StopListening(null);
int current = 0;
int oldPos = 0;
while (oldPos < oldList.Length)
{
if (oldPos == matchingIdx)
{
oldPos++;
}
else
{
newList[current] = oldList[oldPos];
current++;
oldPos++;
}
}
if (perf_Contexts != null) {
perf_Contexts->cChannels--;
}
s_registeredChannels = new RegisteredChannelList(newList);
}
RefreshChannelData();
} // lock (s_channelLock)
finally
{
if (fLocked)
{
Monitor.Exit(s_channelLock);
}
}
} // UnregisterChannel
internal static unsafe void RegisterChannelInternal(IChannel chnl, bool ensureSecurity)
{
if (chnl == null)
{
throw new ArgumentNullException("chnl");
}
bool lockTaken = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(ChannelServices.s_channelLock, ref lockTaken);
string channelName = chnl.ChannelName;
RegisteredChannelList registeredChannelList = ChannelServices.s_registeredChannels;
if (channelName == null || channelName.Length == 0 || -1 == registeredChannelList.FindChannelIndex(chnl.ChannelName))
{
if (ensureSecurity)
{
ISecurableChannel securableChannel = chnl as ISecurableChannel;
if (securableChannel != null)
{
securableChannel.IsSecured = ensureSecurity;
}
else
{
throw new RemotingException(Environment.GetResourceString("Remoting_Channel_CannotBeSecured", (object)(chnl.ChannelName ?? chnl.ToString())));
}
}
RegisteredChannel[] registeredChannels = registeredChannelList.RegisteredChannels;
RegisteredChannel[] channels = registeredChannels != null ? new RegisteredChannel[registeredChannels.Length + 1] : new RegisteredChannel[1];
if (!ChannelServices.unloadHandlerRegistered && !(chnl is CrossAppDomainChannel))
{
AppDomain.CurrentDomain.DomainUnload += new EventHandler(ChannelServices.UnloadHandler);
ChannelServices.unloadHandlerRegistered = true;
}
int channelPriority = chnl.ChannelPriority;
int index;
for (index = 0; index < registeredChannels.Length; ++index)
{
RegisteredChannel registeredChannel = registeredChannels[index];
if (channelPriority > registeredChannel.Channel.ChannelPriority)
{
channels[index] = new RegisteredChannel(chnl);
break;
}
channels[index] = registeredChannel;
}
if (index == registeredChannels.Length)
{
channels[registeredChannels.Length] = new RegisteredChannel(chnl);
}
else
{
for (; index < registeredChannels.Length; ++index)
{
channels[index + 1] = registeredChannels[index];
}
}
if ((IntPtr)ChannelServices.perf_Contexts != IntPtr.Zero)
{
++ChannelServices.perf_Contexts->cChannels;
}
ChannelServices.s_registeredChannels = new RegisteredChannelList(channels);
ChannelServices.RefreshChannelData();
}
else
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNameAlreadyRegistered", (object)chnl.ChannelName));
}
}
finally
{
if (lockTaken)
{
Monitor.Exit(ChannelServices.s_channelLock);
}
}
}
} // RefreshChannelData
private static Object[] CollectChannelDataFromChannels()
{
// Ensure that our native cross-context & cross-domain channels
// are registered
RemotingServices.RegisterWellKnownChannels();
RegisteredChannelList regChnlList = s_registeredChannels;
int count = regChnlList.Count;
// Compute the number of channels that implement IChannelReceiver
int numChnls = regChnlList.ReceiverCount;
// Allocate array for channel data
Object[] data = new Object[numChnls];
// we need to remove null entries
int nonNullDataCount = 0;
// Set the channel data, names and mime types
for (int i = 0, j = 0; i < count; i++)
{
IChannel chnl = regChnlList.GetChannel(i);
if (null == chnl)
{
throw new RemotingException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Remoting_ChannelNotRegistered"), ""));
}
if (regChnlList.IsReceiver(i))
{
BCLDebug.Trace("REMOTE", "Setting info for receiver " + j + "\n");
// Extract the data
Object channelData = ((IChannelReceiver)chnl).ChannelData;
data[j] = channelData;
if (channelData != null)
{
nonNullDataCount++;
}
// Increment the counter
j++;
}
}
if (nonNullDataCount != numChnls)
{
// there were null entries, so remove them.
Object[] nonNullData = new Object[nonNullDataCount];
int nonNullCounter = 0;
for (int co = 0; co < numChnls; co++)
{
Object channelData = data[co];
if (channelData != null)
{
nonNullData[nonNullCounter++] = channelData;
}
}
data = nonNullData;
}
return(data);
} // CollectChannelDataFromChannels
unsafe public static void UnregisterChannel(IChannel chnl)
{
// we allow null to be passed in, so we can use this api to trigger the
// refresh of the channel data
bool fLocked = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.ReliableEnter(s_channelLock, ref fLocked);
if (chnl != null)
{
RegisteredChannelList regChnlList = s_registeredChannels;
// Check to make sure that the channel has been registered
int matchingIdx = regChnlList.FindChannelIndex(chnl);
if (-1 == matchingIdx)
{
throw new RemotingException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Remoting_ChannelNotRegistered"), chnl.ChannelName));
}
RegisteredChannel[] oldList = regChnlList.RegisteredChannels;
RegisteredChannel[] newList = null;
BCLDebug.Assert((oldList != null) && (oldList.Length != 0), "channel list should not be empty");
newList = new RegisteredChannel[oldList.Length - 1];
// Call stop listening on the channel if it is a receiver.
IChannelReceiver srvChannel = chnl as IChannelReceiver;
if (srvChannel != null)
{
srvChannel.StopListening(null);
}
int current = 0;
int oldPos = 0;
while (oldPos < oldList.Length)
{
if (oldPos == matchingIdx)
{
oldPos++;
}
else
{
newList[current] = oldList[oldPos];
current++;
oldPos++;
}
}
if (perf_Contexts != null)
{
perf_Contexts->cChannels--;
}
s_registeredChannels = new RegisteredChannelList(newList);
}
RefreshChannelData();
} // lock (s_channelLock)
finally
{
if (fLocked)
{
Monitor.Exit(s_channelLock);
}
}
} // UnregisterChannel
internal static unsafe void RegisterChannelInternal(IChannel chnl, bool ensureSecurity)
{
if (chnl == null)
{
throw new ArgumentNullException("chnl");
}
bool lockTaken = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(s_channelLock, ref lockTaken);
string channelName = chnl.ChannelName;
RegisteredChannelList list = s_registeredChannels;
if (((channelName != null) && (channelName.Length != 0)) && (-1 != list.FindChannelIndex(chnl.ChannelName)))
{
goto Label_0180;
}
if (ensureSecurity)
{
ISecurableChannel channel = chnl as ISecurableChannel;
if (channel == null)
{
object[] values = new object[] { chnl.ChannelName ?? chnl.ToString() };
throw new RemotingException(Environment.GetResourceString("Remoting_Channel_CannotBeSecured", values));
}
channel.IsSecured = ensureSecurity;
}
RegisteredChannel[] registeredChannels = list.RegisteredChannels;
RegisteredChannel[] channels = null;
if (registeredChannels == null)
{
channels = new RegisteredChannel[1];
}
else
{
channels = new RegisteredChannel[registeredChannels.Length + 1];
}
if (!unloadHandlerRegistered && !(chnl is CrossAppDomainChannel))
{
AppDomain.CurrentDomain.DomainUnload += new EventHandler(ChannelServices.UnloadHandler);
unloadHandlerRegistered = true;
}
int channelPriority = chnl.ChannelPriority;
int index = 0;
while (index < registeredChannels.Length)
{
RegisteredChannel channel2 = registeredChannels[index];
if (channelPriority > channel2.Channel.ChannelPriority)
{
channels[index] = new RegisteredChannel(chnl);
break;
}
channels[index] = channel2;
index++;
}
if (index != registeredChannels.Length)
{
goto Label_014F;
}
channels[registeredChannels.Length] = new RegisteredChannel(chnl);
goto Label_0157;
Label_013D:
channels[index + 1] = registeredChannels[index];
index++;
Label_014F:
if (index < registeredChannels.Length)
{
goto Label_013D;
}
Label_0157:
if (perf_Contexts != null)
{
perf_Contexts.cChannels++;
}
s_registeredChannels = new RegisteredChannelList(channels);
goto Label_01A4;
Label_0180:;
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNameAlreadyRegistered", new object[] { chnl.ChannelName }));
Label_01A4:
RefreshChannelData();
}
finally
{
if (lockTaken)
{
Monitor.Exit(s_channelLock);
}
}
}
unsafe internal static void RegisterChannelInternal(IChannel chnl)
{
// Validate arguments
if(null == chnl)
{
throw new ArgumentNullException("chnl");
}
lock (s_channelLock)
{
String chnlName = chnl.ChannelName;
RegisteredChannelList regChnlList = s_registeredChannels;
// Check to make sure that the channel has not been registered
if((chnlName == null) ||
(chnlName.Length == 0) ||
(-1 == regChnlList.FindChannelIndex(chnl.ChannelName)))
{
RegisteredChannel[] oldList = regChnlList.RegisteredChannels;
RegisteredChannel[] newList = null;
if (oldList == null)
{
newList = new RegisteredChannel[1];
}
else
newList = new RegisteredChannel[oldList.Length + 1];
if (newList.Length == 1)
{
// This is the first channel being registered.
// (we know this since the x-appdmn channel can't be unregistered).
AppDomain.CurrentDomain.DomainUnload += new EventHandler(UnloadHandler);
newList[0] = new RegisteredChannel(chnl);
}
else
{
// Add the interface to the array in priority order
int priority = chnl.ChannelPriority;
int current = 0;
// Find the place in the array to insert
while (current < oldList.Length)
{
RegisteredChannel oldChannel = oldList[current];
if (priority > oldChannel.Channel.ChannelPriority)
{
newList[current] = new RegisteredChannel(chnl);
break;
}
else
{
newList[current] = oldChannel;
current++;
}
}
if (current == oldList.Length)
{
// chnl has lower priority than all old channels, so we insert
// it at the end of the list.
newList[oldList.Length] = new RegisteredChannel(chnl);
}
else
{
// finish copying rest of the old channels
while (current < oldList.Length)
{
newList[current + 1] = oldList[current];
current++;
}
}
}
if (perf_Contexts != null) {
perf_Contexts->cChannels++;
}
if (perf_globalContexts != null) {
perf_globalContexts->cChannels++;
}
s_registeredChannels = new RegisteredChannelList(newList);
}
else
{
throw new RemotingException(String.Format(Environment.GetResourceString("Remoting_ChannelNameAlreadyRegistered"), chnl.ChannelName));
}
RefreshChannelData();
} // lock (s_channelLock)
} // RegisterChannelInternal
unsafe internal static void RegisterChannelInternal(IChannel chnl)
{
// Validate arguments
if (null == chnl)
{
throw new ArgumentNullException("chnl");
}
lock (s_channelLock)
{
String chnlName = chnl.ChannelName;
RegisteredChannelList regChnlList = s_registeredChannels;
// Check to make sure that the channel has not been registered
if ((chnlName == null) ||
(chnlName.Length == 0) ||
(-1 == regChnlList.FindChannelIndex(chnl.ChannelName)))
{
RegisteredChannel[] oldList = regChnlList.RegisteredChannels;
RegisteredChannel[] newList = null;
if (oldList == null)
{
newList = new RegisteredChannel[1];
}
else
{
newList = new RegisteredChannel[oldList.Length + 1];
}
if (newList.Length == 1)
{
// This is the first channel being registered.
// (we know this since the x-appdmn channel can't be unregistered).
AppDomain.CurrentDomain.DomainUnload += new EventHandler(UnloadHandler);
newList[0] = new RegisteredChannel(chnl);
}
else
{
// Add the interface to the array in priority order
int priority = chnl.ChannelPriority;
int current = 0;
// Find the place in the array to insert
while (current < oldList.Length)
{
RegisteredChannel oldChannel = oldList[current];
if (priority > oldChannel.Channel.ChannelPriority)
{
newList[current] = new RegisteredChannel(chnl);
break;
}
else
{
newList[current] = oldChannel;
current++;
}
}
if (current == oldList.Length)
{
// chnl has lower priority than all old channels, so we insert
// it at the end of the list.
newList[oldList.Length] = new RegisteredChannel(chnl);
}
else
{
// finish copying rest of the old channels
while (current < oldList.Length)
{
newList[current + 1] = oldList[current];
current++;
}
}
}
if (perf_Contexts != null)
{
perf_Contexts->cChannels++;
}
if (perf_globalContexts != null)
{
perf_globalContexts->cChannels++;
}
s_registeredChannels = new RegisteredChannelList(newList);
}
else
{
throw new RemotingException(String.Format(Environment.GetResourceString("Remoting_ChannelNameAlreadyRegistered"), chnl.ChannelName));
}
RefreshChannelData();
} // lock (s_channelLock)
} // RegisterChannelInternal
public static unsafe void UnregisterChannel(IChannel chnl)
{
bool lockTaken = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.Enter(s_channelLock, ref lockTaken);
if (chnl != null)
{
RegisteredChannelList list = s_registeredChannels;
int num = list.FindChannelIndex(chnl);
if (-1 == num)
{
throw new RemotingException(Environment.GetResourceString("Remoting_ChannelNotRegistered", new object[] { chnl.ChannelName }));
}
RegisteredChannel[] registeredChannels = list.RegisteredChannels;
RegisteredChannel[] channels = null;
channels = new RegisteredChannel[registeredChannels.Length - 1];
IChannelReceiver receiver = chnl as IChannelReceiver;
if (receiver != null)
{
receiver.StopListening(null);
}
int index = 0;
int num3 = 0;
while (num3 < registeredChannels.Length)
{
if (num3 == num)
{
num3++;
}
else
{
channels[index] = registeredChannels[num3];
index++;
num3++;
}
}
if (perf_Contexts != null)
{
perf_Contexts.cChannels--;
}
s_registeredChannels = new RegisteredChannelList(channels);
}
RefreshChannelData();
}
finally
{
if (lockTaken)
{
Monitor.Exit(s_channelLock);
}
}
}
