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 (c) 2001 by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 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 #define _LARGEFILE64_SOURCE 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #include <stdlib.h> 32*0Sstevel@tonic-gate #include <unistd.h> 33*0Sstevel@tonic-gate #include <errno.h> 34*0Sstevel@tonic-gate #include <strings.h> 35*0Sstevel@tonic-gate #include "libproc.h" 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate /* 38*0Sstevel@tonic-gate * getrctl() system call -- executed by subject process 39*0Sstevel@tonic-gate */ 40*0Sstevel@tonic-gate int 41*0Sstevel@tonic-gate pr_getrctl(struct ps_prochandle *Pr, const char *rname, 42*0Sstevel@tonic-gate rctlblk_t *old_blk, rctlblk_t *new_blk, int rflag) 43*0Sstevel@tonic-gate { 44*0Sstevel@tonic-gate sysret_t rval; 45*0Sstevel@tonic-gate argdes_t argd[6]; 46*0Sstevel@tonic-gate argdes_t *adp; 47*0Sstevel@tonic-gate int error; 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate if (Pr == NULL) /* no subject process */ 50*0Sstevel@tonic-gate return (getrctl(rname, old_blk, new_blk, rflag)); 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate adp = &argd[0]; 53*0Sstevel@tonic-gate adp->arg_value = 0; /* switch for getrctl in rctlsys */ 54*0Sstevel@tonic-gate adp->arg_object = NULL; 55*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 56*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 57*0Sstevel@tonic-gate adp->arg_size = 0; 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate adp++; 60*0Sstevel@tonic-gate adp->arg_value = 0; 61*0Sstevel@tonic-gate adp->arg_object = (void *)rname; 62*0Sstevel@tonic-gate adp->arg_type = AT_BYREF; 63*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 64*0Sstevel@tonic-gate adp->arg_size = strlen(rname) + 1; 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate adp++; 67*0Sstevel@tonic-gate if (old_blk == NULL) { 68*0Sstevel@tonic-gate adp->arg_value = 0; 69*0Sstevel@tonic-gate adp->arg_object = NULL; 70*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 71*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 72*0Sstevel@tonic-gate adp->arg_size = 0; 73*0Sstevel@tonic-gate } else { 74*0Sstevel@tonic-gate adp->arg_value = 0; 75*0Sstevel@tonic-gate adp->arg_object = old_blk; 76*0Sstevel@tonic-gate adp->arg_type = AT_BYREF; 77*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 78*0Sstevel@tonic-gate adp->arg_size = rctlblk_size(); 79*0Sstevel@tonic-gate } 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate adp++; 82*0Sstevel@tonic-gate if (new_blk == NULL) { 83*0Sstevel@tonic-gate adp->arg_value = 0; 84*0Sstevel@tonic-gate adp->arg_object = NULL; 85*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 86*0Sstevel@tonic-gate adp->arg_inout = AI_OUTPUT; 87*0Sstevel@tonic-gate adp->arg_size = 0; 88*0Sstevel@tonic-gate } else { 89*0Sstevel@tonic-gate adp->arg_value = 0; 90*0Sstevel@tonic-gate adp->arg_object = new_blk; 91*0Sstevel@tonic-gate adp->arg_type = AT_BYREF; 92*0Sstevel@tonic-gate adp->arg_inout = AI_INOUT; 93*0Sstevel@tonic-gate adp->arg_size = rctlblk_size(); 94*0Sstevel@tonic-gate } 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate adp++; 97*0Sstevel@tonic-gate adp->arg_value = 0; /* obufsz isn't used by getrctl() */ 98*0Sstevel@tonic-gate adp->arg_object = NULL; 99*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 100*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 101*0Sstevel@tonic-gate adp->arg_size = 0; 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate adp++; 104*0Sstevel@tonic-gate adp->arg_value = rflag; 105*0Sstevel@tonic-gate adp->arg_object = NULL; 106*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 107*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 108*0Sstevel@tonic-gate adp->arg_size = 0; 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate error = Psyscall(Pr, &rval, SYS_rctlsys, 6, &argd[0]); 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate if (error) { 113*0Sstevel@tonic-gate errno = (error > 0) ? error : ENOSYS; 114*0Sstevel@tonic-gate return (-1); 115*0Sstevel@tonic-gate } 116*0Sstevel@tonic-gate return (rval.sys_rval1); 117*0Sstevel@tonic-gate } 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate /* 120*0Sstevel@tonic-gate * setrctl() system call -- executed by subject process 121*0Sstevel@tonic-gate */ 122*0Sstevel@tonic-gate int 123*0Sstevel@tonic-gate pr_setrctl(struct ps_prochandle *Pr, const char *rname, 124*0Sstevel@tonic-gate rctlblk_t *old_blk, rctlblk_t *new_blk, int rflag) 125*0Sstevel@tonic-gate { 126*0Sstevel@tonic-gate sysret_t rval; 127*0Sstevel@tonic-gate argdes_t argd[6]; 128*0Sstevel@tonic-gate argdes_t *adp; 129*0Sstevel@tonic-gate int error; 130*0Sstevel@tonic-gate 131*0Sstevel@tonic-gate if (Pr == NULL) /* no subject process */ 132*0Sstevel@tonic-gate return (setrctl(rname, old_blk, new_blk, rflag)); 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate adp = &argd[0]; 135*0Sstevel@tonic-gate adp->arg_value = 1; /* switch for setrctl in rctlsys */ 136*0Sstevel@tonic-gate adp->arg_object = NULL; 137*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 138*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 139*0Sstevel@tonic-gate adp->arg_size = 0; 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate adp++; 142*0Sstevel@tonic-gate adp->arg_value = 0; 143*0Sstevel@tonic-gate adp->arg_object = (void *)rname; 144*0Sstevel@tonic-gate adp->arg_type = AT_BYREF; 145*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 146*0Sstevel@tonic-gate adp->arg_size = strlen(rname) + 1; 147*0Sstevel@tonic-gate 148*0Sstevel@tonic-gate adp++; 149*0Sstevel@tonic-gate if (old_blk == NULL) { 150*0Sstevel@tonic-gate adp->arg_value = 0; 151*0Sstevel@tonic-gate adp->arg_object = NULL; 152*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 153*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 154*0Sstevel@tonic-gate adp->arg_size = 0; 155*0Sstevel@tonic-gate } else { 156*0Sstevel@tonic-gate adp->arg_value = 0; 157*0Sstevel@tonic-gate adp->arg_object = old_blk; 158*0Sstevel@tonic-gate adp->arg_type = AT_BYREF; 159*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 160*0Sstevel@tonic-gate adp->arg_size = rctlblk_size(); 161*0Sstevel@tonic-gate } 162*0Sstevel@tonic-gate 163*0Sstevel@tonic-gate adp++; 164*0Sstevel@tonic-gate if (new_blk == NULL) { 165*0Sstevel@tonic-gate adp->arg_value = 0; 166*0Sstevel@tonic-gate adp->arg_object = NULL; 167*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 168*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 169*0Sstevel@tonic-gate adp->arg_size = 0; 170*0Sstevel@tonic-gate } else { 171*0Sstevel@tonic-gate adp->arg_value = 0; 172*0Sstevel@tonic-gate adp->arg_object = new_blk; 173*0Sstevel@tonic-gate adp->arg_type = AT_BYREF; 174*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 175*0Sstevel@tonic-gate adp->arg_size = rctlblk_size(); 176*0Sstevel@tonic-gate } 177*0Sstevel@tonic-gate 178*0Sstevel@tonic-gate adp++; 179*0Sstevel@tonic-gate adp->arg_value = 0; /* obufsz isn't used by setrctl() */ 180*0Sstevel@tonic-gate adp->arg_object = NULL; 181*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 182*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 183*0Sstevel@tonic-gate adp->arg_size = 0; 184*0Sstevel@tonic-gate 185*0Sstevel@tonic-gate adp++; 186*0Sstevel@tonic-gate adp->arg_value = rflag; 187*0Sstevel@tonic-gate adp->arg_object = NULL; 188*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL; 189*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT; 190*0Sstevel@tonic-gate adp->arg_size = 0; 191*0Sstevel@tonic-gate 192*0Sstevel@tonic-gate error = Psyscall(Pr, &rval, SYS_rctlsys, 6, &argd[0]); 193*0Sstevel@tonic-gate 194*0Sstevel@tonic-gate if (error) { 195*0Sstevel@tonic-gate errno = (error > 0) ? error : ENOSYS; 196*0Sstevel@tonic-gate return (-1); 197*0Sstevel@tonic-gate } 198*0Sstevel@tonic-gate return (rval.sys_rval1); 199*0Sstevel@tonic-gate } 200