Php/docs/function.socket-cmsg-space

• PHP Manual
• Socket Functions
• Calculate message buffer size

socket_cmsg_space

(PHP 5 >= 5.5.0, PHP 7)

socket_cmsg_space — Calculate message buffer size

Description

socket_cmsg_space ( int $level , int $type [, int $n = 0 ] ) : int

Calculates the size of the buffer that should be allocated for receiving the ancillary data.

Warning This function is currently not documented; only its argument list is available.

Parameters

level

type

Return Values

See Also

• socket_recvmsg() - Read a message
• socket_sendmsg() - Send a message