freemsg(9F)

Name | Synopsis | Interface Level | Parameters | Description | Context | Examples | See Also | Notes

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

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Example 1 Using freemsg()




See copymsg(9F).

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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.

SunOS 5.11  Last Revised 16 Jan 2006

Name | Synopsis | Interface Level | Parameters | Description | Context | Examples | See Also | Notes