freemsg(9F)

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

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

CONTEXT

     freemsg() can be called from user or interrupt 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.