/* * 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 (c) 1984, 1986, 1987, 1988, 1989 AT&T */ /* All Rights Reserved */ /* * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_PRIOCNTL_H #define _SYS_PRIOCNTL_H #pragma ident "%Z%%M% %I% %E% SMI" /* from SVR4 1.6 */ #include <sys/types.h> #include <sys/procset.h> #ifdef __cplusplus extern "C" { #endif #define PC_VERSION 1 /* First version of priocntl */ #ifdef __STDC__ extern long priocntl(idtype_t, id_t, int, ...); extern long priocntlset(procset_t *, int, ...); #else extern long priocntl(), priocntlset(); #endif /* __STDC__ */ /* * The following are the possible values of the command * argument for the priocntl system call. */ #define PC_GETCID 0 /* Get class ID */ #define PC_GETCLINFO 1 /* Get info about a configured class */ #define PC_SETPARMS 2 /* Set scheduling parameters */ #define PC_GETPARMS 3 /* Get scheduling parameters */ #define PC_ADMIN 4 /* Scheduler administration (used by */ /* dispadmin(1M), not for general use) */ #define PC_GETPRIRANGE 5 /* Get global priority range for a class */ /* posix.4 scheduling, not for general use */ #define PC_DONICE 6 /* Set or get nice value */ #define PC_SETXPARMS 7 /* Set extended scheduling parameters */ #define PC_GETXPARMS 8 /* Get extended scheduling parameters */ #define PC_SETDFLCL 9 /* Set default class, not for general use */ #define PC_CLNULL -1 #define PC_CLNMSZ 16 #define PC_CLINFOSZ (32 / sizeof (int)) #define PC_CLPARMSZ (32 / sizeof (int)) #define PC_GETNICE 0 #define PC_SETNICE 1 typedef struct pcinfo { id_t pc_cid; /* class id */ char pc_clname[PC_CLNMSZ]; /* class name */ int pc_clinfo[PC_CLINFOSZ]; /* class information */ } pcinfo_t; typedef struct pcparms { id_t pc_cid; /* process class */ int pc_clparms[PC_CLPARMSZ]; /* class specific parameters */ } pcparms_t; typedef struct pcnice { int pc_val; /* nice value */ int pc_op; /* type of operation, set or get */ } pcnice_t; /* * The following is used by the priocntl(2) varargs interface (command * codes: PC_SETXPARMS and PC_GETXPARMS). */ #define PC_VAPARMCNT 8 /* maximal number of (key, value) pairs */ #define PC_KY_NULL 0 /* terminates the (key, value) pair chain */ #define PC_KY_CLNAME 1 /* get the class name of a process or LWP. */ typedef struct pc_vaparm { int pc_key; /* describing key */ u_longlong_t pc_parm; /* associated parameter */ } pc_vaparm_t; typedef struct pc_vaparms { uint_t pc_vaparmscnt; /* # of (key, value) pairs */ pc_vaparm_t pc_parms[PC_VAPARMCNT]; /* parameter buffer */ } pc_vaparms_t; #if defined(_SYSCALL32) && \ _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 /* * These structures are needed by the 64-bit kernel on certain architectures * to translate pc_vaparms_t/pc_vaparm_t data structures from 32-bit userland. */ #pragma pack(4) typedef struct { int32_t pc_key; /* describing key */ uint64_t pc_parm; /* associated parameter */ } pc_vaparm32_t; #pragma pack() typedef struct { uint32_t pc_vaparmscnt; /* # of (key, value) pairs */ pc_vaparm32_t pc_parms[PC_VAPARMCNT]; /* parameter buffer */ } pc_vaparms32_t; #endif /* _SYSCALL32 && ... */ /* * The following is used by libc for posix.4 * scheduler interfaces and is not for general use. */ typedef struct pcpri { id_t pc_cid; /* process class */ pri_t pc_clpmax; /* class global priority max */ pri_t pc_clpmin; /* class global priority min */ } pcpri_t; /* * The following is used by the dispadmin(1M) command for * scheduler administration and is not for general use. */ #ifdef _SYSCALL32 /* Data structure for ILP32 clients */ typedef struct pcadmin32 { id32_t pc_cid; caddr32_t pc_cladmin; } pcadmin32_t; #endif /* _SYSCALL32 */ typedef struct pcadmin { id_t pc_cid; caddr_t pc_cladmin; } pcadmin_t; #ifdef __cplusplus } #endif #endif /* _SYS_PRIOCNTL_H */