stapprobes.udp5

Overview

This family of probe points is used to probe UDP layer activities. It contains the following probe points:

udp.sendmsg

Fires whenever sending a udp message

Arguments:

sock
network socket

size
number of bytes to send

udp.sendmsg.return

Fires whenever sending message is done

Arguments:

size
number of bytes sent

udp.recvmsg

Fires whenever a message is received

Arguments:

sock
network socket

size
number of bytes to be received

udp.recvmsg.return

Fires whenever message receiving is done

Arguments:

size
number of bytes received

udp.disconnect

Fires whenever udp is disconnected

Arguments:

sock
network socket

flags
flags (e.g. FIN, etc)

udp.disconnect.return

Fires when returning from udp.disconnect

Arguments:

ret
error code (0: no error)