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- /* Copyright (c) 1984, 1986, 1987, 1988 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- /* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */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. */
-
-
- #ident "@(#)head.sys:strstat.h 1.3"
-
- /*
- * 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 data */
- alcdat dblk[NCLASS]; /* data block class allocation data */
- } ;
-
-
- /* 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); }
-
-
- /* 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 buffer */
- };
-
-