linkb(9F)						   Kernel Functions for Drivers 						 linkb(9F)

NAME
linkb - concatenate two message blocks SYNOPSIS
#include <sys/stream.h> void linkb(mblk_t *mp1, mblk_t *mp2); INTERFACE LEVEL
Architecture independent level 1 (DDI/DKI). DESCRIPTION
linkb() creates a new message by adding mp2 to the tail of mp1. The continuation pointer, b_cont, of mp1 is set to point to mp2. The following figure describes how the linkb(m1, m2); function concatenates two message blocks, mp1 and mp2: Please see the online man page on docs.sun.com or a print copy for the diagram. Figure that describes how the linkb(m1, m2); function creates a new message by adding mp1 to the tail of mp2 PARAMETERS
mp1 The message to which mp2 is to be added. mblk_t is an instance of the msgb(9S) structure. mp2 The message to be added. CONTEXT
linkb() can be called from user or interrupt context. EXAMPLES
See dupb(9F) for an example that uses linkb(). SEE ALSO
dupb(9F), unlinkb(9F), msgb(9S) Writing Device Drivers STREAMS Programming Guide SunOS 5.10 22 Mar 2002 linkb(9F)