strqget Utility

Purpose

Obtains information about a queue or band of the queue.

Syntax

int
strqget(q, what, pri, valp)
register queue_t *q;
qfields_t what;
register unsigned char pri;
long *valp;

Description

The strqget utility allows modules and drivers to get information about a queue or particular band of the queue. The information is returned in the valp parameter. The fields that can be obtained are defined as follows:

typedef enum qfileds {
        QHIWAT   = 0,
        QLOWAT   = 1,
        QMAXPSZ  = 2,
        QMINPSZ  = 3,
        QCOUNT   = 4,
        QFIRST   = 5,
        QLAST    = 6,
        QFLAG    = 7,
        QBAD     = 8
} qfields_t;

Parameters

Return Values

On success, the strqget utility returns a value of 0. Otherwise, it returns an error number.

Implementation Specifics

This utility is part of STREAMS Kernel Extensions.

Related Information

List of Streams Programming References, Understanding STREAMS Messages in AIX Version 4.3 Communications Programming Concepts.