1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 30*0Sstevel@tonic-gate /* All Rights Reserved */ 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate #include "synonyms.h" 34*0Sstevel@tonic-gate #include <sys/types.h> 35*0Sstevel@tonic-gate #include <sys/procset.h> 36*0Sstevel@tonic-gate #include <sys/priocntl.h> 37*0Sstevel@tonic-gate #include <stdarg.h> 38*0Sstevel@tonic-gate #include <errno.h> 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate /* 41*0Sstevel@tonic-gate * The declaration of __priocntlset() and __priocntl() was in prior releases 42*0Sstevel@tonic-gate * in <sys/priocntl.h>. They are used to define PC_VERSION at compile time, 43*0Sstevel@tonic-gate * based on the contents of the header file. This behavior is now changed. 44*0Sstevel@tonic-gate * Old binaries call __priocntl() and __priocntlset() instead priocntl() and 45*0Sstevel@tonic-gate * priocntlset(). New binaries call priocntl() and priocntlset(). 46*0Sstevel@tonic-gate */ 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate /* 49*0Sstevel@tonic-gate * defined in priocntlset.s 50*0Sstevel@tonic-gate */ 51*0Sstevel@tonic-gate extern long __priocntlset(int, procset_t *, int, caddr_t, ...); 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate /* 54*0Sstevel@tonic-gate * prototype declaration 55*0Sstevel@tonic-gate */ 56*0Sstevel@tonic-gate long __priocntl(int, idtype_t, id_t, int, caddr_t); 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate static int pc_vaargs2parms(va_list valist, pc_vaparms_t *vp); 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate long 62*0Sstevel@tonic-gate __priocntl(int pc_version, idtype_t idtype, id_t id, int cmd, caddr_t arg) 63*0Sstevel@tonic-gate { 64*0Sstevel@tonic-gate procset_t procset; 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate setprocset(&procset, POP_AND, idtype, id, P_ALL, 0); 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate return (__priocntlset(pc_version, &procset, cmd, arg, 0)); 69*0Sstevel@tonic-gate } 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate /*VARARGS3*/ 73*0Sstevel@tonic-gate long 74*0Sstevel@tonic-gate priocntl(idtype_t idtype, id_t id, int cmd, ...) 75*0Sstevel@tonic-gate { 76*0Sstevel@tonic-gate procset_t procset; 77*0Sstevel@tonic-gate va_list valist; 78*0Sstevel@tonic-gate pc_vaparms_t varparms; 79*0Sstevel@tonic-gate caddr_t arg; 80*0Sstevel@tonic-gate int error; 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate setprocset(&procset, POP_AND, idtype, id, P_ALL, 0); 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate va_start(valist, cmd); 85*0Sstevel@tonic-gate arg = va_arg(valist, caddr_t); 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate if (cmd != PC_GETXPARMS && cmd != PC_SETXPARMS) { 88*0Sstevel@tonic-gate va_end(valist); 89*0Sstevel@tonic-gate return (__priocntlset(PC_VERSION, &procset, cmd, arg, 0)); 90*0Sstevel@tonic-gate } 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate error = pc_vaargs2parms(valist, &varparms); 93*0Sstevel@tonic-gate va_end(valist); 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate if (error) { 96*0Sstevel@tonic-gate errno = error; 97*0Sstevel@tonic-gate return (-1); 98*0Sstevel@tonic-gate } 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate return (__priocntlset(PC_VERSION, &procset, cmd, arg, &varparms)); 101*0Sstevel@tonic-gate } 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate /*VARARGS2*/ 105*0Sstevel@tonic-gate long 106*0Sstevel@tonic-gate priocntlset(procset_t *procsetp, int cmd, ...) 107*0Sstevel@tonic-gate { 108*0Sstevel@tonic-gate va_list valist; 109*0Sstevel@tonic-gate pc_vaparms_t varparms; 110*0Sstevel@tonic-gate caddr_t arg; 111*0Sstevel@tonic-gate int error; 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate va_start(valist, cmd); 114*0Sstevel@tonic-gate arg = va_arg(valist, caddr_t); 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate if (cmd != PC_GETXPARMS && cmd != PC_SETXPARMS) { 117*0Sstevel@tonic-gate va_end(valist); 118*0Sstevel@tonic-gate return (__priocntlset(PC_VERSION, procsetp, cmd, arg, 0)); 119*0Sstevel@tonic-gate } 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate error = pc_vaargs2parms(valist, &varparms); 122*0Sstevel@tonic-gate va_end(valist); 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate if (error) { 125*0Sstevel@tonic-gate errno = error; 126*0Sstevel@tonic-gate return (-1); 127*0Sstevel@tonic-gate } 128*0Sstevel@tonic-gate 129*0Sstevel@tonic-gate return (__priocntlset(PC_VERSION, procsetp, cmd, arg, &varparms)); 130*0Sstevel@tonic-gate } 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate 133*0Sstevel@tonic-gate static int 134*0Sstevel@tonic-gate pc_vaargs2parms(va_list valist, pc_vaparms_t *vp) 135*0Sstevel@tonic-gate { 136*0Sstevel@tonic-gate pc_vaparm_t *vpp = &vp->pc_parms[0]; 137*0Sstevel@tonic-gate int key; 138*0Sstevel@tonic-gate 139*0Sstevel@tonic-gate for (vp->pc_vaparmscnt = 0; 140*0Sstevel@tonic-gate (key = va_arg(valist, int)) != PC_KY_NULL; vpp++) { 141*0Sstevel@tonic-gate if (++vp->pc_vaparmscnt > PC_VAPARMCNT) 142*0Sstevel@tonic-gate return (EINVAL); 143*0Sstevel@tonic-gate 144*0Sstevel@tonic-gate vpp->pc_key = key; 145*0Sstevel@tonic-gate vpp->pc_parm = va_arg(valist, uintptr_t); 146*0Sstevel@tonic-gate } 147*0Sstevel@tonic-gate 148*0Sstevel@tonic-gate return (0); 149*0Sstevel@tonic-gate } 150