/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ /* All Rights Reserved */ /* * University Copyright- Copyright (c) 1982, 1986, 1988 * The Regents of the University of California * All Rights Reserved * * University Acknowledgment- Portions of this document are derived from * software developed by the University of California, Berkeley, and its * contributors. */ #ifndef _SYS_RESOURCE_H #define _SYS_RESOURCE_H #pragma ident "%Z%%M% %I% %E% SMI" #include #include #include #ifdef __cplusplus extern "C" { #endif /* * Process priority specifications */ #define PRIO_PROCESS 0 #define PRIO_PGRP 1 #define PRIO_USER 2 #define PRIO_GROUP 3 #define PRIO_SESSION 4 #define PRIO_LWP 5 #define PRIO_TASK 6 #define PRIO_PROJECT 7 #define PRIO_ZONE 8 #define PRIO_CONTRACT 9 /* * Resource limits */ #define RLIMIT_CPU 0 /* cpu time in seconds */ #define RLIMIT_FSIZE 1 /* maximum file size */ #define RLIMIT_DATA 2 /* data size */ #define RLIMIT_STACK 3 /* stack size */ #define RLIMIT_CORE 4 /* core file size */ #define RLIMIT_NOFILE 5 /* file descriptors */ #define RLIMIT_VMEM 6 /* maximum mapped memory */ #define RLIMIT_AS RLIMIT_VMEM #define RLIM_NLIMITS 7 /* number of resource limits */ #if defined(_LP64) typedef unsigned long rlim_t; #define RLIM_INFINITY (-3l) #define RLIM_SAVED_MAX (-2l) #define RLIM_SAVED_CUR (-1l) #else /* _LP64 */ /* * The definitions of the following types and constants differ between the * regular and large file compilation environments. */ #if _FILE_OFFSET_BITS == 32 typedef unsigned long rlim_t; #define RLIM_INFINITY 0x7fffffff #define RLIM_SAVED_MAX 0x7ffffffe #define RLIM_SAVED_CUR 0x7ffffffd #else /* _FILE_OFFSET_BITS == 32 */ typedef u_longlong_t rlim_t; #define RLIM_INFINITY ((rlim_t)-3) #define RLIM_SAVED_MAX ((rlim_t)-2) #define RLIM_SAVED_CUR ((rlim_t)-1) #endif /* _FILE_OFFSET_BITS == 32 */ #endif /* _LP64 */ #if defined(_SYSCALL32) /* Kernel's view of user ILP32 rlimits */ typedef uint32_t rlim32_t; #define RLIM32_INFINITY 0x7fffffff #define RLIM32_SAVED_MAX 0x7ffffffe #define RLIM32_SAVED_CUR 0x7ffffffd struct rlimit32 { rlim32_t rlim_cur; /* current limit */ rlim32_t rlim_max; /* maximum value for rlim_cur */ }; #endif /* _SYSCALL32 */ struct rlimit { rlim_t rlim_cur; /* current limit */ rlim_t rlim_max; /* maximum value for rlim_cur */ }; /* transitional large file interface versions */ #ifdef _LARGEFILE64_SOURCE typedef u_longlong_t rlim64_t; #define RLIM64_INFINITY ((rlim64_t)-3) #define RLIM64_SAVED_MAX ((rlim64_t)-2) #define RLIM64_SAVED_CUR ((rlim64_t)-1) struct rlimit64 { rlim64_t rlim_cur; /* current limit */ rlim64_t rlim_max; /* maximum value for rlim_cur */ }; #endif /* * Although the saved rlimits were initially introduced by the large file API, * they are now available for all resource limits on the 64-bit kernel and for * cpu time and file size limits on the 32-bit kernel. */ #if defined(_LP64) #define RLIM_SAVED(x) (1) /* save all resource limits */ #define RLIM_NSAVED RLIM_NLIMITS /* size of u_saved_rlimits[] */ #else /* _LP64 */ #define RLIM_SAVED(x) (x <= RLIMIT_FSIZE) /* cpu time and file size */ #define RLIM_NSAVED (RLIMIT_FSIZE + 1) /* size of u_saved_rlimits[] */ #endif /* _LP64 */ struct rusage { struct timeval ru_utime; /* user time used */ struct timeval ru_stime; /* system time used */ long ru_maxrss; /* */ long ru_ixrss; /* */ long ru_idrss; /* */ long ru_isrss; /* */ long ru_minflt; /* any page faults not requiring I/O */ long ru_majflt; /* any page faults requiring I/O */ long ru_nswap; /* swaps */ long ru_inblock; /* block input operations */ long ru_oublock; /* block output operations */ long ru_msgsnd; /* streams messsages sent */ long ru_msgrcv; /* streams messages received */ long ru_nsignals; /* signals received */ long ru_nvcsw; /* voluntary context switches */ long ru_nivcsw; /* involuntary " */ }; #define _RUSAGESYS_GETRUSAGE 0 /* rusage process */ #define _RUSAGESYS_GETRUSAGE_CHLD 1 /* rusage child process */ #define _RUSAGESYS_GETRUSAGE_LWP 2 /* rusage lwp */ #define _RUSAGESYS_GETVMUSAGE 3 /* getvmusage */ #if defined(_SYSCALL32) struct rusage32 { struct timeval32 ru_utime; /* user time used */ struct timeval32 ru_stime; /* system time used */ int ru_maxrss; /* */ int ru_ixrss; /* */ int ru_idrss; /* */ int ru_isrss; /* */ int ru_minflt; /* any page faults not requiring I/O */ int ru_majflt; /* any page faults requiring I/O */ int ru_nswap; /* swaps */ int ru_inblock; /* block input operations */ int ru_oublock; /* block output operations */ int ru_msgsnd; /* streams messages sent */ int ru_msgrcv; /* streams messages received */ int ru_nsignals; /* signals received */ int ru_nvcsw; /* voluntary context switches */ int ru_nivcsw; /* involuntary " */ }; #endif /* _SYSCALL32 */ #ifdef _KERNEL #include struct proc; #else #define RUSAGE_SELF 0 #define RUSAGE_LWP 1 #define RUSAGE_CHILDREN -1 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64 /* * large file compilation environment setup */ #ifdef __PRAGMA_REDEFINE_EXTNAME #pragma redefine_extname setrlimit setrlimit64 #pragma redefine_extname getrlimit getrlimit64 #else #define setrlimit setrlimit64 #define getrlimit getrlimit64 #define rlimit rlimit64 #endif #endif /* !_LP64 && _FILE_OFFSET_BITS == 64 */ #if defined(_LP64) && defined(_LARGEFILE64_SOURCE) /* * In the LP64 compilation environment, map large file interfaces * back to native versions where possible. */ #ifdef __PRAGMA_REDEFINE_EXTNAME #pragma redefine_extname setrlimit64 setrlimit #pragma redefine_extname getrlimit64 getrlimit #else #define setrlimit64 setrlimit #define getrlimit64 getrlimit #define rlimit64 rlimit #endif #endif /* _LP64 && _LARGEFILE64_SOURCE */ #if defined(__STDC__) extern int setrlimit(int, const struct rlimit *); extern int getrlimit(int, struct rlimit *); /* transitional large file interfaces */ #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ !defined(__PRAGMA_REDEFINE_EXTNAME)) extern int setrlimit64(int, const struct rlimit64 *); extern int getrlimit64(int, struct rlimit64 *); #endif /* _LARGEFILE64_SOURCE... */ extern int getpriority(int, id_t); extern int setpriority(int, id_t, int); extern int getrusage(int, struct rusage *); #else /* __STDC__ */ extern int getrlimit(); extern int setrlimit(); /* transitional large file interfaces */ #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ !defined(__PRAGMA_REDEFINE_EXTNAME)) extern int setrlimit64(); extern int getrlimit64(); #endif /* _LARGEFILE64_SOURCE... */ extern int getpriority(); extern int setpriority(); extern int getrusage(); #endif /* __STDC__ */ #endif /* _KERNEL */ #ifdef __cplusplus } #endif #endif /* _SYS_RESOURCE_H */