Perl setsockopt Function
This function Sets the socket option OPTNAME with a value of OPTVAL on SOCKET at the specified LEVEL. You will need to import the Socket module for the valid values for OPTNAME shown below in Tabl
Following is the simple syntax for this function −
setsockopt SOCKET, LEVEL, OPTNAME, OPTVAL
This function returns undef on failure and 1 on success.
OPTNAME Description SO_DEBUG Enable/disable recording of debugging information. SO_REUSEADDR Enable/disable local address reuse. SO_KEEPALIVE Enable/disable keep connections alive. SO_DONTROUTE Enable/disable routing bypass for outgoing messages. SO_LINGER Linger on close if data is present. SO_BROADCAST Enable/disable permission to transmit broadcast messages. SO_OOBINLINE Enable/disable reception of out-of-band data in band. SO_SNDBUF Set buffer size for output. SO_RCVBUF Set buffer size for input. SO_TYPE Get the type of the socket (get only). SO_ERROR Get and clear error on the socket (get only).
Following is the example code showing its basic usage −
When above code is executed, it produces the following result −