xref: /illumos-gate/usr/src/man/man9f/freemsg.9f (revision bbf21555)
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Copyright 1989 AT&T
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FREEMSG 9F "Jan 16, 2006"
NAME
freemsg - free all message blocks in a message
SYNOPSIS

#include <sys/stream.h>



void freemsg(mblk_t *mp);
INTERFACE LEVEL

Architecture independent level 1 (DDI/DKI).

PARAMETERS
mp

Pointer to the message blocks to be deallocated. mblk_t is an instance of the msgb(9S) structure. If mp is NULL, freemsg() immediately returns.

DESCRIPTION

The freemsg() function calls freeb(9F) to free all message and data blocks associated with the message pointed to by mp.

CONTEXT

The freemsg() function can be called from user, interrupt, or kernel context.

EXAMPLES

Example 1 Using freemsg()

See copymsg(9F).

SEE ALSO

copymsg (9F), freeb (9F), msgb (9S)

Writing Device Drivers

STREAMS Programming Guide

NOTES

The behavior of freemsg() when passed a NULL pointer is Solaris-specific.