include/sys/resource.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2014 Garrrett D'Amore <garrett@damore.org>
  23  *
  24  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  25  * Use is subject to license terms.
  26  */
  27
  28 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  29 /*        All Rights Reserved   */
  30
  31 /*
  32  * University Copyright- Copyright (c) 1982, 1986, 1988
  33  * The Regents of the University of California
  34  * All Rights Reserved
  35  *
  36  * University Acknowledgment- Portions of this document are derived from
  37  * software developed by the University of California, Berkeley, and its
  38  * contributors.
  39  */
  40
  41 #ifndef _SYS_RESOURCE_H
  42 #define _SYS_RESOURCE_H
  43
  44 #include <stdint.h>
  45 #include <sys/feature_tests.h>
  46 #include <sys/time.h>
  47 #include <sys/types.h>
  48
  49 #ifdef  __cplusplus
  50 extern "C" {
  51 #endif
  52
  53 /*
  54  * Process priority specifications
  55  */
  56 #define PRIO_PROCESS    0
  57 #define PRIO_PGRP       1
  58 #define PRIO_USER       2
  59 #define PRIO_GROUP      3
  60 #define PRIO_SESSION    4
  61 #define PRIO_LWP        5
  62 #define PRIO_TASK       6
  63 #define PRIO_PROJECT    7
  64 #define PRIO_ZONE       8
  65 #define PRIO_CONTRACT   9
  66
  67 /*
  68  * Resource limits
  69  */
  70 #define RLIMIT_CPU      0               /* cpu time in seconds */
  71 #define RLIMIT_FSIZE    1               /* maximum file size */
  72 #define RLIMIT_DATA     2               /* data size */
  73 #define RLIMIT_STACK    3               /* stack size */
  74 #define RLIMIT_CORE     4               /* core file size */
  75 #define RLIMIT_NOFILE   5               /* file descriptors */
  76 #define RLIMIT_VMEM     6               /* maximum mapped memory */
  77 #define RLIMIT_AS       RLIMIT_VMEM
  78
  79 #define RLIM_NLIMITS    7               /* number of resource limits */
  80
  81 typedef uint64_t        rlim_t;
  82
  83 #define RLIM_INFINITY   ((rlim_t)-3)
  84 #define RLIM_SAVED_MAX  ((rlim_t)-2)
  85 #define RLIM_SAVED_CUR  ((rlim_t)-1)
  86
  87 struct rlimit {
  88         rlim_t  rlim_cur;               /* current limit */
  89         rlim_t  rlim_max;               /* maximum value for rlim_cur */
  90 };
  91
  92 #define RLIM_SAVED(x)   (1)                     /* save all resource limits */
  93 #define RLIM_NSAVED     RLIM_NLIMITS            /* size of u_saved_rlimits[] */
  94
  95 struct  rusage {
  96         struct timeval ru_utime;        /* user time used */
  97         struct timeval ru_stime;        /* system time used */
  98         long    ru_maxrss;              /* <unimp> */
  99         long    ru_ixrss;               /* <unimp> */
 100         long    ru_idrss;               /* <unimp> */
 101         long    ru_isrss;               /* <unimp> */
 102         long    ru_minflt;              /* any page faults not requiring I/O */
 103         long    ru_majflt;              /* any page faults requiring I/O */
 104         long    ru_nswap;               /* swaps */
 105         long    ru_inblock;             /* block input operations */
 106         long    ru_oublock;             /* block output operations */
 107         long    ru_msgsnd;              /* streams messsages sent */
 108         long    ru_msgrcv;              /* streams messages received */
 109         long    ru_nsignals;            /* signals received */
 110         long    ru_nvcsw;               /* voluntary context switches */
 111         long    ru_nivcsw;              /* involuntary " */
 112 };
 113
 114 #define _RUSAGESYS_GETRUSAGE            0       /* rusage process */
 115 #define _RUSAGESYS_GETRUSAGE_CHLD       1       /* rusage child process */
 116 #define _RUSAGESYS_GETRUSAGE_LWP        2       /* rusage lwp */
 117 #define _RUSAGESYS_GETVMUSAGE           3       /* getvmusage */
 118
 119 #if defined(_SYSCALL32)
 120
 121 struct  rusage32 {
 122         struct timeval32 ru_utime;      /* user time used */
 123         struct timeval32 ru_stime;      /* system time used */
 124         int     ru_maxrss;              /* <unimp> */
 125         int     ru_ixrss;               /* <unimp> */
 126         int     ru_idrss;               /* <unimp> */
 127         int     ru_isrss;               /* <unimp> */
 128         int     ru_minflt;              /* any page faults not requiring I/O */
 129         int     ru_majflt;              /* any page faults requiring I/O */
 130         int     ru_nswap;               /* swaps */
 131         int     ru_inblock;             /* block input operations */
 132         int     ru_oublock;             /* block output operations */
 133         int     ru_msgsnd;              /* streams messages sent */
 134         int     ru_msgrcv;              /* streams messages received */
 135         int     ru_nsignals;            /* signals received */
 136         int     ru_nvcsw;               /* voluntary context switches */
 137         int     ru_nivcsw;              /* involuntary " */
 138 };
 139
 140 #endif  /* _SYSCALL32 */
 141
 142
 143 #ifdef _KERNEL
 144
 145 #include <sys/model.h>
 146
 147 struct proc;
 148
 149 #else
 150
 151 #define RUSAGE_SELF     0
 152 #define RUSAGE_LWP      1
 153 #define RUSAGE_CHILDREN -1
 154
 155 extern int setrlimit(int, const struct rlimit *);
 156 extern int getrlimit(int, struct rlimit *);
 157
 158 extern int getpriority(int, id_t);
 159 extern int setpriority(int, id_t, int);
 160 extern int getrusage(int, struct rusage *);
 161
 162 #endif  /* _KERNEL */
 163
 164 #ifdef  __cplusplus
 165 }
 166 #endif
 167
 168 #endif  /* _SYS_RESOURCE_H */