protected static int SetSocketOption(Socket socket, SocketOptionLevel level, SocketOptionName name, int value)
{
if (((int)socket.GetSocketOption(level, name)) == value)
return value;
socket.SetSocketOption(level, name, value);
return (int)socket.GetSocketOption(level, name);
}
protected void SetSocketOption(SocketOptionLevel level, SocketOptionName name, int option)
{
try
{
m_sock.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.NoDelay, option);
}
catch { }
}
protected static bool SetSocketOption(Socket socket, SocketOptionLevel level, SocketOptionName name, bool value) {
if (((int)socket.GetSocketOption(level, name)) == (value ? 1 : 0))
return value;
socket.SetSocketOption(level, name, value);
if (((int)socket.GetSocketOption(level, name)) != 1) {
return false;
}
return true;
}
protected void SetSocketOption(SocketOptionLevel level, SocketOptionName name, int val)
{
try
{
sock.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.NoDelay, val);
}
catch
{
}
}
internal static unsafe Error SetSockOpt(SafeHandle socket, SocketOptionLevel optionLevel, SocketOptionName optionName, byte* optionValue, int optionLen)
{
bool release = false;
try
{
socket.DangerousAddRef(ref release);
return DangerousSetSockOpt((int)socket.DangerousGetHandle(), optionLevel, optionName, optionValue, optionLen);
}
finally
{
if (release)
{
socket.DangerousRelease();
}
}
}
public MulticastPolicyServerCore(AddressFamily addressFamily, MulticastPolicyConfiguration configuration)
{
Debug.Assert(configuration != null, "Configuration should not be null");
this.addressFamily = addressFamily;
this.configuration = configuration;
if (addressFamily == AddressFamily.InterNetwork)
{
this.localEndPoint = new IPEndPoint(IPAddress.Any, MulticastPolicyPort);
this.socketOptionLevel = SocketOptionLevel.IP;
}
else
{
this.localEndPoint = new IPEndPoint(IPAddress.IPv6Any, MulticastPolicyPort);
this.socketOptionLevel = SocketOptionLevel.IPv6;
}
SetMulticastSocketFactory(new RealMulticastSocketFactory());
}
public void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, bool optionValue)
{
if (optionName == SocketOptionName.ReuseAddress)
{
if (this.InternalServerSocket != null)
{
try
{
//Console.WriteLine("setReuseAddress... " + new { optionValue });
this.InternalServerSocket.setReuseAddress(optionValue);
}
catch
{
throw;
}
}
}
}
public void SetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, byte [] optionValue)
{
if (disposed && closed)
throw new ObjectDisposedException (GetType ().ToString ());
// I'd throw an ArgumentNullException, but this is what MS does.
if (optionValue == null)
throw new SocketException ((int) SocketError.Fault,
"Error trying to dereference an invalid pointer");
int error;
SetSocketOption_internal (socket, optionLevel, optionName, null,
optionValue, 0, out error);
if (error != 0) {
if (error == (int) SocketError.InvalidArgument)
throw new ArgumentException ();
throw new SocketException (error);
}
}
public abstract void GetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, byte[] optionValue);
internal void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, object optionValue)
{
internalSocket.SetSocketOption(optionLevel, optionName, optionValue);
}
public static unsafe PosixResult SetSockOpt(Socket socket, SocketOptionLevel optionLevel, SocketOptionName optionName, byte *optionValue, int optionLen) => SetSockOpt(socket.DangerousGetHandle().ToInt32(), optionLevel, optionName, optionValue, optionLen);
public void SetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, int optionValue)
{
ThrowIfDisposedAndClosed ();
int error;
SetSocketOption_internal (safe_handle, optionLevel, optionName, null, null, optionValue, out error);
if (error != 0) {
throw new SocketException (error);
}
}
internal unsafe void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, int optionValue, bool silent)
{
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::SetSocketOption() optionLevel:" + optionLevel + " optionName:" + optionName + " optionValue:" + optionValue + " silent:" + silent);
if (silent && (CleanedUp || _handle.IsInvalid))
{
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::SetSocketOption() skipping the call");
return;
}
SocketError errorCode = SocketError.Success;
try
{
errorCode = SocketPal.SetSockOpt(_handle, optionLevel, optionName, optionValue);
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::SetSocketOption() Interop.Winsock.setsockopt returns errorCode:" + errorCode);
}
catch
{
if (silent && _handle.IsInvalid)
{
return;
}
throw;
}
// Keep the internal state in sync if the user manually resets this.
if (optionName == SocketOptionName.PacketInformation && optionValue == 0 &&
errorCode == SocketError.Success)
{
_receivingPacketInformation = false;
}
if (silent)
{
return;
}
// Throw an appropriate SocketException if the native call fails.
if (errorCode != SocketError.Success)
{
// Update the internal state of this socket according to the error before throwing.
SocketException socketException = new SocketException((int)errorCode);
UpdateStatusAfterSocketError(socketException);
if (s_loggingEnabled)
{
Logging.Exception(Logging.Sockets, this, "SetSocketOption", socketException);
}
throw socketException;
}
}
// Sets the specified option to the specified value.
public void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, object optionValue)
{
if (CleanedUp)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
// Validate input parameters.
if (optionValue == null)
{
throw new ArgumentNullException("optionValue");
}
CheckSetOptionPermissions(optionLevel, optionName);
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::SetSocketOption(): optionLevel:" + optionLevel.ToString() + " optionName:" + optionName.ToString() + " optionValue:" + optionValue.ToString());
if (optionLevel == SocketOptionLevel.Socket && optionName == SocketOptionName.Linger)
{
LingerOption lingerOption = optionValue as LingerOption;
if (lingerOption == null)
{
throw new ArgumentException(SR.Format(SR.net_sockets_invalid_optionValue, "LingerOption"), "optionValue");
}
if (lingerOption.LingerTime < 0 || lingerOption.LingerTime > (int)UInt16.MaxValue)
{
throw new ArgumentException(SR.Format(SR.ArgumentOutOfRange_Bounds_Lower_Upper, 0, (int)UInt16.MaxValue), "optionValue.LingerTime");
}
SetLingerOption(lingerOption);
}
else if (optionLevel == SocketOptionLevel.IP && (optionName == SocketOptionName.AddMembership || optionName == SocketOptionName.DropMembership))
{
MulticastOption multicastOption = optionValue as MulticastOption;
if (multicastOption == null)
{
throw new ArgumentException(SR.Format(SR.net_sockets_invalid_optionValue, "MulticastOption"), "optionValue");
}
SetMulticastOption(optionName, multicastOption);
}
else if (optionLevel == SocketOptionLevel.IPv6 && (optionName == SocketOptionName.AddMembership || optionName == SocketOptionName.DropMembership))
{
// IPv6 Changes: Handle IPv6 Multicast Add / Drop
IPv6MulticastOption multicastOption = optionValue as IPv6MulticastOption;
if (multicastOption == null)
{
throw new ArgumentException(SR.Format(SR.net_sockets_invalid_optionValue, "IPv6MulticastOption"), "optionValue");
}
SetIPv6MulticastOption(optionName, multicastOption);
}
else
{
throw new ArgumentException(SR.net_sockets_invalid_optionValue_all, "optionValue");
}
}
private int numericOption(SocketOptionLevel optionLevel, SocketOptionName optionName)
{
return((int)Client.GetSocketOption(optionLevel, optionName));
}
public static extern SocketError getsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel, [In] SocketOptionName optionName, out IPv6MulticastRequest optionValue, [In, Out] ref int optionLength);
public static extern SocketError getsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel, [In] SocketOptionName optionName, out Linger optionValue, [In, Out] ref int optionLength);
public static extern SocketError setsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel, [In] SocketOptionName optionName, [In] ref IPMulticastRequest mreq, [In] int optionLength);
public static extern SocketError setsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel, [In] SocketOptionName optionName, [In] ref Linger linger, [In] int optionLength);
public static extern SocketError setsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel,
[In] SocketOptionName optionName, [In] byte[] optionValue, [In] int optionLength);
internal static extern SocketError setsockopt(
[In] SafeCloseSocket socketHandle,
[In] SocketOptionLevel optionLevel,
[In] SocketOptionName optionName,
[In] ref IntPtr pointer,
[In] int optionLength);
private int numericOption(SocketOptionLevel optionLevel, SocketOptionName optionName) {
return (int)Client.GetSocketOption(optionLevel, optionName);
}
public void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, byte[] optionValue)
{
if (CleanedUp)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
CheckSetOptionPermissions(optionLevel, optionName);
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::SetSocketOption(): optionLevel:" + optionLevel.ToString() + " optionName:" + optionName.ToString() + " optionValue:" + optionValue.ToString());
// This can throw ObjectDisposedException.
SocketError errorCode = SocketPal.SetSockOpt(_handle, optionLevel, optionName, optionValue);
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::SetSocketOption() Interop.Winsock.setsockopt returns errorCode:" + errorCode);
// Throw an appropriate SocketException if the native call fails.
if (errorCode != SocketError.Success)
{
// Update the internal state of this socket according to the error before throwing.
SocketException socketException = new SocketException((int)errorCode);
UpdateStatusAfterSocketError(socketException);
if (s_loggingEnabled)
{
Logging.Exception(Logging.Sockets, this, "SetSocketOption", socketException);
}
throw socketException;
}
}
private static extern int setsockopt(IntPtr socket, SocketOptionLevel level, SocketOptionName optName, ref IntPtr optVal, int optLen);
public byte[] GetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, int optionLength)
{
if (CleanedUp)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
byte[] optionValue = new byte[optionLength];
int realOptionLength = optionLength;
// This can throw ObjectDisposedException.
SocketError errorCode = SocketPal.GetSockOpt(
_handle,
optionLevel,
optionName,
optionValue,
ref realOptionLength);
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::GetSocketOption() Interop.Winsock.getsockopt returns errorCode:" + errorCode);
// Throw an appropriate SocketException if the native call fails.
if (errorCode != SocketError.Success)
{
// Update the internal state of this socket according to the error before throwing.
SocketException socketException = new SocketException((int)errorCode);
UpdateStatusAfterSocketError(socketException);
if (s_loggingEnabled)
{
Logging.Exception(Logging.Sockets, this, "GetSocketOption", socketException);
}
throw socketException;
}
if (optionLength != realOptionLength)
{
byte[] newOptionValue = new byte[realOptionLength];
Buffer.BlockCopy(optionValue, 0, newOptionValue, 0, realOptionLength);
optionValue = newOptionValue;
}
return optionValue;
}
/// <summary>
/// Intitalizes one socket based on the given parameters.
/// </summary>
/// <param name="sock">The socket class to be initalized</param>
/// <param name="addrFamily">The address family for the socket to be initalized to (InterNetwork/InterNetworkV6)</param>
/// <param name="isUnicast">Wether this socket is to be used for Multicast or Unicast</param>
/// <param name="traffType">Wether this socket is to be used for RTP traffic or RTCP</param>
private static void InitSocket(out Socket sock, TrafficType traffTypes)
{
int bindPort = 0;
SocketOptionLevel sOL = 0;
AddressFamily addrFamily = AddressFamily.InterNetwork;
IPAddress bindInterface = null;
#region initalizing bindPort, sOL, addrFamily and BindInterface based on function prarameters
switch (traffTypes)
{
case TrafficType.UCv4RTP:
bindInterface = ReflectorMgr.UnicastInterfaceIP;
sOL = SocketOptionLevel.IP;
bindPort = ReflectorMgr.ReflectorUnicastRTPListenPort;
addrFamily = AddressFamily.InterNetwork;
break;
case TrafficType.UCv6RTP:
bindInterface = ReflectorMgr.IPv6UnicastInterfaceIP;
sOL = SocketOptionLevel.IPv6;
bindPort = ReflectorMgr.ReflectorUnicastRTPListenPort;
addrFamily = AddressFamily.InterNetworkV6;
break;
case TrafficType.MCv4RTP:
bindInterface = ReflectorMgr.MulticastInterfaceIP;
sOL = SocketOptionLevel.IP;
bindPort = ReflectorMgr.ReflectorMulticastRTPListenPort;
addrFamily = AddressFamily.InterNetwork;
break;
case TrafficType.MCv6RTP:
bindInterface = ReflectorMgr.IPv6MulticastInterfaceIP;
sOL = SocketOptionLevel.IPv6;
bindPort = ReflectorMgr.ReflectorMulticastRTPListenPort;
addrFamily = AddressFamily.InterNetworkV6;
break;
case TrafficType.UCv4RTCP:
bindInterface = ReflectorMgr.UnicastInterfaceIP;
sOL = SocketOptionLevel.IP;
bindPort = ReflectorMgr.ReflectorUnicastRTPListenPort + 1;
addrFamily = AddressFamily.InterNetwork;
break;
case TrafficType.UCv6RTCP:
bindInterface = ReflectorMgr.IPv6UnicastInterfaceIP;
sOL = SocketOptionLevel.IPv6;
bindPort = ReflectorMgr.ReflectorUnicastRTPListenPort + 1;
addrFamily = AddressFamily.InterNetworkV6;
break;
case TrafficType.MCv4RTCP:
bindInterface = ReflectorMgr.MulticastInterfaceIP;
sOL = SocketOptionLevel.IP;
bindPort = ReflectorMgr.ReflectorMulticastRTPListenPort + 1;
addrFamily = AddressFamily.InterNetwork;
break;
case TrafficType.MCv6RTCP:
bindInterface = ReflectorMgr.IPv6MulticastInterfaceIP;
sOL = SocketOptionLevel.IPv6;
bindPort = ReflectorMgr.ReflectorMulticastRTPListenPort + 1;
addrFamily = AddressFamily.InterNetworkV6;
break;
default:
Debug.Assert(false);
throw new ArgumentException(Strings.InvalidTrafficTypeCombination);
}
#endregion
sock = new Socket(addrFamily, SocketType.Dgram, ProtocolType.Udp);
sock.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveBuffer, 1500 * 160);
// Multicast receive only
if ((traffTypes & TrafficType.Multicast) == TrafficType.Multicast)
{
sock.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, -1);
}
// Unicast socket sends multicast data, so set some multicast sending properties on it
if ((traffTypes & TrafficType.Unicast) == TrafficType.Unicast)
{
sock.SetSocketOption(sOL, SocketOptionName.MulticastTimeToLive, 128);
// Only set this value if it is other than the default
if (ReflectorMgr.MulticastInterfaceRouteIndex > 0)
{
sock.SetSocketOption(sOL, SocketOptionName.MulticastInterface,
(int)IPAddress.HostToNetworkOrder(ReflectorMgr.MulticastInterfaceRouteIndex));
}
}
sock.Bind(new IPEndPoint(bindInterface, bindPort));
if (((traffTypes & TrafficType.Multicast) == TrafficType.Multicast) && (!ReflectorMgr.MCLoopbackOff))
{
sock.SetSocketOption(sOL, SocketOptionName.MulticastLoopback, 1);
}
}
internal static extern SocketError setsockopt(
[In] SafeCloseSocket socketHandle,
[In] SocketOptionLevel optionLevel,
[In] SocketOptionName optionName,
[In] byte[] optionValue,
[In] int optionLength);
public void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, int value)
{
TrySetSocketOption(optionLevel, optionName, value)
.ThrowOnError();
}
extern static void SetSocketOption_internal (IntPtr socket, SocketOptionLevel level, SocketOptionName name, object obj_val, byte [] byte_val, int int_val, out int error);
public unsafe PosixResult TrySetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, int value)
{
return(SocketInterop.SetSockOpt(this, optionLevel, optionName, (byte *)&value, 4));
}
public static extern unsafe PosixResult SetSockOpt(int socket, SocketOptionLevel optionLevel, SocketOptionName optionName, byte *optionValue, int optionLen);
public static extern unsafe PosixResult GetSockOpt(SafeHandle socket, SocketOptionLevel optionLevel, SocketOptionName optionName, byte *optionValue, int *optionLen);
public abstract byte[] GetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, int optionLength);
private static extern unsafe Error DangerousGetSockOpt(int socket, SocketOptionLevel optionLevel, SocketOptionName optionName, byte *optionValue, int *optionLen);
public static void SetIPProtectionLevel(Socket socket, SocketOptionLevel optionLevel, int protectionLevel)
{
socket.SetSocketOption(optionLevel, SocketOptionName.IPProtectionLevel, protectionLevel);
}
internal static extern unsafe Error GetSockOpt(int socket, SocketOptionLevel optionLevel, SocketOptionName optionName, byte *optionValue, int *optionLen);
public void SetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, bool optionValue)
{
if (disposed && closed)
throw new ObjectDisposedException (GetType ().ToString ());
int error;
int int_val = (optionValue) ? 1 : 0;
SetSocketOption_internal (socket, optionLevel, optionName, null, null, int_val, out error);
if (error != 0) {
if (error == (int) SocketError.InvalidArgument)
throw new ArgumentException ();
throw new SocketException (error);
}
}
public void SetIPProtectionLevel_Windows(IPProtectionLevel level, AddressFamily family, SocketOptionLevel optionLevel)
{
using (var socket = new Socket(family, SocketType.Stream, ProtocolType.Tcp))
{
socket.SetIPProtectionLevel(level);
int result = (int)socket.GetSocketOption(optionLevel, SocketOptionName.IPProtectionLevel);
Assert.Equal(result, (int)level);
}
}
// Sets the specified option to the specified value.
public void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, int optionValue)
{
if (CleanedUp)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
CheckSetOptionPermissions(optionLevel, optionName);
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::SetSocketOption(): optionLevel:" + optionLevel.ToString() + " optionName:" + optionName.ToString() + " optionValue:" + optionValue.ToString());
SetSocketOption(optionLevel, optionName, optionValue, false);
}
public void GetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, byte [] optionValue)
{
ThrowIfDisposedAndClosed ();
if (optionValue == null)
throw new SocketException ((int) SocketError.Fault, "Error trying to dereference an invalid pointer");
int error;
GetSocketOption_arr_internal (safe_handle, optionLevel, optionName, ref optionValue, out error);
if (error != 0)
throw new SocketException (error);
}
// Sets the specified option to the specified value.
public void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, bool optionValue)
{
SetSocketOption(optionLevel, optionName, (optionValue ? 1 : 0));
}
public object GetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName)
{
ThrowIfDisposedAndClosed ();
int error;
object obj_val;
GetSocketOption_obj_internal (safe_handle, optionLevel, optionName, out obj_val, out error);
if (error != 0)
throw new SocketException (error);
if (optionName == SocketOptionName.Linger)
return (LingerOption) obj_val;
else if (optionName == SocketOptionName.AddMembership || optionName == SocketOptionName.DropMembership)
return (MulticastOption) obj_val;
else if (obj_val is int)
return (int) obj_val;
else
return obj_val;
}
// Gets the value of a socket option.
public object GetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName)
{
if (CleanedUp)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
if (optionLevel == SocketOptionLevel.Socket && optionName == SocketOptionName.Linger)
{
return GetLingerOpt();
}
else if (optionLevel == SocketOptionLevel.IP && (optionName == SocketOptionName.AddMembership || optionName == SocketOptionName.DropMembership))
{
return GetMulticastOpt(optionName);
}
else if (optionLevel == SocketOptionLevel.IPv6 && (optionName == SocketOptionName.AddMembership || optionName == SocketOptionName.DropMembership))
{
// Handle IPv6 case
return GetIPv6MulticastOpt(optionName);
}
int optionValue = 0;
// This can throw ObjectDisposedException.
SocketError errorCode = SocketPal.GetSockOpt(
_handle,
optionLevel,
optionName,
out optionValue);
GlobalLog.Print("Socket#" + Logging.HashString(this) + "::GetSocketOption() Interop.Winsock.getsockopt returns errorCode:" + errorCode);
// Throw an appropriate SocketException if the native call fails.
if (errorCode != SocketError.Success)
{
// Update the internal state of this socket according to the error before throwing.
SocketException socketException = new SocketException((int)errorCode);
UpdateStatusAfterSocketError(socketException);
if (s_loggingEnabled)
{
Logging.Exception(Logging.Sockets, this, "GetSocketOption", socketException);
}
throw socketException;
}
return optionValue;
}
extern static void GetSocketOption_obj_internal(IntPtr socket, SocketOptionLevel level, SocketOptionName name, out object obj_val, out int error);
private void CheckSetOptionPermissions(SocketOptionLevel optionLevel, SocketOptionName optionName)
{
// Freely allow only the options listed below.
if (!(optionLevel == SocketOptionLevel.Tcp &&
(optionName == SocketOptionName.NoDelay ||
optionName == SocketOptionName.BsdUrgent ||
optionName == SocketOptionName.Expedited))
&&
!(optionLevel == SocketOptionLevel.Udp &&
(optionName == SocketOptionName.NoChecksum ||
optionName == SocketOptionName.ChecksumCoverage))
&&
!(optionLevel == SocketOptionLevel.Socket &&
(optionName == SocketOptionName.KeepAlive ||
optionName == SocketOptionName.Linger ||
optionName == SocketOptionName.DontLinger ||
optionName == SocketOptionName.SendBuffer ||
optionName == SocketOptionName.ReceiveBuffer ||
optionName == SocketOptionName.SendTimeout ||
optionName == SocketOptionName.ExclusiveAddressUse ||
optionName == SocketOptionName.ReceiveTimeout))
&&
!(optionLevel == SocketOptionLevel.IPv6 &&
optionName == (SocketOptionName)23)) // IPv6 protection level.
{
}
}
public void SetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, object optionValue)
{
ThrowIfDisposedAndClosed ();
// NOTE: if a null is passed, the byte[] overload is used instead...
if (optionValue == null)
throw new ArgumentNullException("optionValue");
int error;
if (optionLevel == SocketOptionLevel.Socket && optionName == SocketOptionName.Linger) {
LingerOption linger = optionValue as LingerOption;
if (linger == null)
throw new ArgumentException ("A 'LingerOption' value must be specified.", "optionValue");
SetSocketOption_internal (safe_handle, optionLevel, optionName, linger, null, 0, out error);
} else if (optionLevel == SocketOptionLevel.IP && (optionName == SocketOptionName.AddMembership || optionName == SocketOptionName.DropMembership)) {
MulticastOption multicast = optionValue as MulticastOption;
if (multicast == null)
throw new ArgumentException ("A 'MulticastOption' value must be specified.", "optionValue");
SetSocketOption_internal (safe_handle, optionLevel, optionName, multicast, null, 0, out error);
} else if (optionLevel == SocketOptionLevel.IPv6 && (optionName == SocketOptionName.AddMembership || optionName == SocketOptionName.DropMembership)) {
IPv6MulticastOption multicast = optionValue as IPv6MulticastOption;
if (multicast == null)
throw new ArgumentException ("A 'IPv6MulticastOption' value must be specified.", "optionValue");
SetSocketOption_internal (safe_handle, optionLevel, optionName, multicast, null, 0, out error);
} else {
throw new ArgumentException ("Invalid value specified.", "optionValue");
}
if (error != 0) {
if (error == (int) SocketError.InvalidArgument)
throw new ArgumentException ();
throw new SocketException (error);
}
}
internal static unsafe extern SocketError setsockopt(
[In] SafeSocketHandle socketHandle,
[In] SocketOptionLevel optionLevel,
[In] SocketOptionName optionName,
[In] byte *optionValue,
[In] int optionLength);
/// <summary> /// Socket选项设置 /// </summary> /// <param name="optionLevel"></param> /// <param name="optionName"></param> /// <param name="optionValue"></param> public abstract void SetSocketOptions(SocketOptionLevel optionLevel, SocketOptionName optionName, object optionValue);
public byte [] GetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, int length)
{
ThrowIfDisposedAndClosed ();
int error;
byte[] byte_val = new byte [length];
GetSocketOption_arr_internal (safe_handle, optionLevel, optionName, ref byte_val, out error);
if (error != 0)
throw new SocketException (error);
return byte_val;
}
internal static extern SocketError setsockopt(
[In] SafeSocketHandle socketHandle,
[In] SocketOptionLevel optionLevel,
[In] SocketOptionName optionName,
[In] ref Linger linger,
[In] int optionLength);
extern static void GetSocketOption_arr_internal(IntPtr socket, SocketOptionLevel level, SocketOptionName name, ref byte[] byte_val, out int error);
internal static extern SocketError setsockopt(
[In] SafeSocketHandle socketHandle,
[In] SocketOptionLevel optionLevel,
[In] SocketOptionName optionName,
[In] ref IPv6MulticastRequest mreq,
[In] int optionLength);
public void SetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, byte [] optionValue)
{
ThrowIfDisposedAndClosed ();
// I'd throw an ArgumentNullException, but this is what MS does.
if (optionValue == null)
throw new SocketException ((int) SocketError.Fault, "Error trying to dereference an invalid pointer");
int error;
SetSocketOption_internal (safe_handle, optionLevel, optionName, null, optionValue, 0, out error);
if (error != 0) {
if (error == (int) SocketError.InvalidArgument)
throw new ArgumentException ();
throw new SocketException (error);
}
}
/// <summary>See <see cref="T:System.Net.Sockets.Socket.GetSocketOption(SocketOptionLevel, SocketOptionName)" />.</summary>
public object GetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName)
{
return(client.Client.GetSocketOption(optionLevel, optionName));
}
public void SetSocketOption (SocketOptionLevel optionLevel, SocketOptionName optionName, bool optionValue)
{
ThrowIfDisposedAndClosed ();
int error;
int int_val = optionValue ? 1 : 0;
SetSocketOption_internal (safe_handle, optionLevel, optionName, null, null, int_val, out error);
if (error != 0) {
if (error == (int) SocketError.InvalidArgument)
throw new ArgumentException ();
throw new SocketException (error);
}
}
/// <summary>See <see cref="T:System.Net.Sockets.Socket.GetSocketOption(SocketOptionLevel, SocketOptionName, byte[])" />.</summary>
public void GetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, byte[] optionValue)
{
client.Client.GetSocketOption(optionLevel, optionName, optionValue);
}
static void SetSocketOption_internal (SafeSocketHandle safeHandle, SocketOptionLevel level, SocketOptionName name, object obj_val, byte [] byte_val, int int_val, out int error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
SetSocketOption_internal (safeHandle.DangerousGetHandle (), level, name, obj_val, byte_val, int_val, out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}
/// <summary>See <see cref="T:System.Net.Sockets.Socket.GetSocketOption(SocketOptionLevel, SocketOptionName, int)" />.</summary>
public byte[] GetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, int optionLength)
{
return(client.Client.GetSocketOption(optionLevel, optionName, optionLength));
}
internal void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, object optionValue)
{
internalSocket.SetSocketOption(optionLevel, optionName, optionValue);
}
/// <summary>See <see cref="T:System.Net.Sockets.Socket.SetSocketOption(SocketOptionLevel, SocketOptionName, object)" />.</summary>
public void SetSocketOption(SocketOptionLevel optionLevel, SocketOptionName optionName, object optionValue)
{
client.Client.SetSocketOption(optionLevel, optionName, optionValue);
}
