src/ash/win/sys/resource.h

   1 /*
   2  * Copyright (c) 1982, 1986, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 4. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  *      @(#)resource.h  8.4 (Berkeley) 1/9/95
  30  * $FreeBSD: src/sys/sys/resource.h,v 1.23 2004/06/13 22:07:58 das Exp $
  31  */
  32
  33 /** @file
  34  * FreeBSD 5.3
  35  * @changed bird: get/setpriority takes id_t not int according to SuS.
  36  * @changed bird: include sys/types.h to get id_t.
  37  */
  38
  39 #ifndef _SYS_RESOURCE_H_
  40 #define _SYS_RESOURCE_H_
  41
  42 #include <sys/cdefs.h>
  43 #include "mscfakes.h"
  44
  45
  46 /*
  47  * Process priority specifications to get/setpriority.
  48  */
  49 #define PRIO_MIN        -20
  50 #define PRIO_MAX        20
  51
  52 #define PRIO_PROCESS    0
  53 #define PRIO_PGRP       1
  54 #define PRIO_USER       2
  55
  56 /*
  57  * Resource utilization information.
  58  */
  59
  60 #define RUSAGE_SELF     0
  61 #define RUSAGE_CHILDREN -1
  62
  63 struct rusage {
  64         struct timeval ru_utime;        /* user time used */
  65         struct timeval ru_stime;        /* system time used */
  66         long    ru_maxrss;              /* max resident set size */
  67 #define ru_first        ru_ixrss
  68         long    ru_ixrss;               /* integral shared memory size */
  69         long    ru_idrss;               /* integral unshared data " */
  70         long    ru_isrss;               /* integral unshared stack " */
  71         long    ru_minflt;              /* page reclaims */
  72         long    ru_majflt;              /* page faults */
  73         long    ru_nswap;               /* swaps */
  74         long    ru_inblock;             /* block input operations */
  75         long    ru_oublock;             /* block output operations */
  76         long    ru_msgsnd;              /* messages sent */
  77         long    ru_msgrcv;              /* messages received */
  78         long    ru_nsignals;            /* signals received */
  79         long    ru_nvcsw;               /* voluntary context switches */
  80         long    ru_nivcsw;              /* involuntary " */
  81 #define ru_last         ru_nivcsw
  82 };
  83
  84 /*
  85  * Resource limits
  86  */
  87 #define RLIMIT_CPU      0               /* cpu time in milliseconds */
  88 #define RLIMIT_FSIZE    1               /* maximum file size */
  89 #define RLIMIT_DATA     2               /* data size */
  90 #define RLIMIT_STACK    3               /* stack size */
  91 #define RLIMIT_CORE     4               /* core file size */
  92 #define RLIMIT_RSS      5               /* resident set size */
  93 #define RLIMIT_MEMLOCK  6               /* locked-in-memory address space */
  94 #define RLIMIT_NPROC    7               /* number of processes */
  95 #define RLIMIT_NOFILE   8               /* number of open files */
  96 #define RLIMIT_SBSIZE   9               /* maximum size of all socket buffers */
  97 #define RLIMIT_VMEM     10              /* virtual process size (inclusive of mmap) */
  98 #define RLIMIT_AS       RLIMIT_VMEM     /* standard name for RLIMIT_VMEM */
  99 #define RLIMIT_OBJREST  11              /* bird: size left in the top heap object. kLIBC specific. */
 100
 101 #define RLIM_NLIMITS    12              /* number of resource limits */ /* bird: was 11 */
 102
 103 #define RLIM_INFINITY   (((rlim_t)1 << 63) - 1)
 104 /* XXX Missing: RLIM_SAVED_MAX, RLIM_SAVED_CUR */
 105
 106
 107 /*
 108  * Resource limit string identifiers
 109  */
 110
 111 #ifdef _RLIMIT_IDENT
 112 static char *rlimit_ident[] = {
 113         "cpu",
 114         "fsize",
 115         "data",
 116         "stack",
 117         "core",
 118         "rss",
 119         "memlock",
 120         "nproc",
 121         "nofile",
 122         "sbsize",
 123         "vmem",
 124 };
 125 #endif
 126
 127 typedef __int64 rlim_t;
 128
 129 struct rlimit {
 130         rlim_t  rlim_cur;               /* current (soft) limit */
 131         rlim_t  rlim_max;               /* maximum value for rlim_cur */
 132 };
 133
 134
 135 /* XXX 2nd arg to [gs]etpriority() should be an id_t */
 136 //int   getpriority(int, /*int*/ id_t);         /* bird: SuS uses id_t */
 137 //int   getrlimit(int, struct rlimit *);
 138 int     getrusage(int, struct rusage *);
 139 //int   setpriority(int, /*int*/ id_t, int);    /* bird: SuS uses id_t */
 140 int     setrlimit(int, const struct rlimit *);
 141
 142 #endif  /* !_SYS_RESOURCE_H_ */
 143