C# Signature:
[DllImport("Ws2_32.dll")]
public static extern int ioctlsocket(IntPtr s, Command cmd, ref int argp);
VB Signature:
Declare Function ioctlsocket Lib "ws2_32.dll" (TODO) As TODO
User-Defined Types:
None.
Alternative Managed API:
Do you know one? Please contribute it!
Notes:
None.
Tips & Tricks:
Please add some!
Sample Code:
public int Avilible
{
get
{
var BufferRet = 0;
// v1
//BufferRet = 0;
//var BufferPtr = Marshal.AllocHGlobal(Buffer);
//BufferRet = Native.recv(socketPtr, BufferPtr, Buffer, Native.MsgFlags.MSG_PEEK);
//Marshal.FreeHGlobal(BufferPtr);
// v2
//BufferRet = 0;
//Native.ioctlsocket(this.socketPtr, Native.Command.FIONREAD, ref BufferRet);
// v3
BufferRet = 0;
var nBytesReturned = 0;
var infoSize = Marshal.SizeOf(BufferRet);
var handle = Marshal.AllocHGlobal(infoSize);
Native.WSAIoctl(
this.socketPtr, Native.ControlCode.FIONREAD,
IntPtr.Zero, 0,
handle, infoSize,
ref nBytesReturned,
IntPtr.Zero, IntPtr.Zero);
BufferRet = Marshal.ReadInt32(handle);
return BufferRet;
}
}
