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setsockopt

The Windows Sockets setsockopt function sets a socket option.

VB4-32,5,6
Declare Function setsockopt Lib "wsock32.dll" (ByVal s As Long, ByVal Level As Long, ByVal optname As Long, optval As Any, ByVal optlen As Long) As Long

VB.NET
System.Net.Sockets.Socket.SetSocketOption

Operating Systems Supported
Requires Windows Sockets 2.0

Library
Wsock32.dll

Parameter Information
s
[in] A descriptor identifying a socket.

level
[in] The level at which the option is defined; the supported levels include SOL_SOCKET and IPPROTO_TCP. See Protocol-specific Annex (a separate document included with the Win32 SDK) for more information on protocol-specific levels.

optname
[in] The socket option for which the value is to be set.

optval
[in] A pointer to the buffer in which the value for the requested option is supplied.

optlen
[in] The size of the optval buffer.

Return Values
If no error occurs, setsockopt returns zero. Otherwise, a value of SOCKET_ERROR is returned, and a specific error code can be retrieved by calling WSAGetLastError.

Examples

Related Functions

No VB.NET Example Found

 

 


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