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Trusted Irix /B 4.0.4
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Trusted-Irix B-4.0.1.iso
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dist
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eoe1.idb
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usr
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include
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sys
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strstat.h.z
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strstat.h
Wrap
C/C++ Source or Header
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1992-04-03
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2KB
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52 lines
/* Copyright (c) 1984 AT&T */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
/*
* $Revision: 3.6 $
*/
/*
* Streams Statistics header file. This file
* defines the counters which are maintained for statistics gathering
* under Streams.
*/
typedef struct {
int use; /* current item usage count */
int total; /* total item usage count */
int max; /* maximum item usage count */
int fail; /* count of allocation failures */
} alcdat;
struct strstat {
alcdat stream; /* stream allocation data */
alcdat queue; /* queue allocation data */
alcdat mblock; /* message block allocation data */
alcdat dblock; /* aggregate data block allocation */
alcdat dblk[NCLASS]; /* data block class allocation */
alcdat event; /* stream events */
};
/* in the following macro, x is assumed to be of type alcdat */
#define BUMPUP(X) {(X).use++; (X).total++;\
(X).max=((X).use>(X).max?(X).use:(X).max); }
#define BUMPDOWN(X) ((X).use--)
/* per-module statistics structure */
struct module_stat {
long ms_pcnt; /* count of calls to put proc */
long ms_scnt; /* count of calls to service proc */
long ms_ocnt; /* count of calls to open proc */
long ms_ccnt; /* count of calls to close proc */
long ms_acnt; /* count of calls to admin proc */
char *ms_xptr; /* pointer to private statistics */
short ms_xsize; /* length of private statistics buf */
};