(netlink message) module defines the message structure that contains
a netlink message. It is composed of a header and a body, and is the data
structure to pass to
send-msg (See Netlink Connections).
This module defines the following data structure:
The type of data in the body of the message. For instance,
The set of flags that are set in the header. For instance,
(logior NLM_F_REQUEST NLM_F_DUMP).
The sequence number of the message. If this message is an answer to a request, it must keep the same sequence number. Otherwise, you must generate a new and unique sequence number, to track the answers.
The PID of the receiving process, or 0 for the kernel.
The actual body, as an