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) 1997-2000 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 <sys/resource.h>
35*0Sstevel@tonic-gate #include "libproc.h"
36*0Sstevel@tonic-gate
37*0Sstevel@tonic-gate /*
38*0Sstevel@tonic-gate * getrlimit() system call -- executed by subject process.
39*0Sstevel@tonic-gate */
40*0Sstevel@tonic-gate int
pr_getrlimit(struct ps_prochandle * Pr,int resource,struct rlimit * rlp)41*0Sstevel@tonic-gate pr_getrlimit(struct ps_prochandle *Pr,
42*0Sstevel@tonic-gate int resource, struct rlimit *rlp)
43*0Sstevel@tonic-gate {
44*0Sstevel@tonic-gate sysret_t rval; /* return value from getrlimit() */
45*0Sstevel@tonic-gate argdes_t argd[2]; /* arg descriptors for getrlimit() */
46*0Sstevel@tonic-gate argdes_t *adp;
47*0Sstevel@tonic-gate int sysnum;
48*0Sstevel@tonic-gate int error;
49*0Sstevel@tonic-gate
50*0Sstevel@tonic-gate if (Pr == NULL) /* no subject process */
51*0Sstevel@tonic-gate return (getrlimit(resource, rlp));
52*0Sstevel@tonic-gate
53*0Sstevel@tonic-gate adp = &argd[0]; /* resource argument */
54*0Sstevel@tonic-gate adp->arg_value = resource;
55*0Sstevel@tonic-gate adp->arg_object = NULL;
56*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL;
57*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT;
58*0Sstevel@tonic-gate adp->arg_size = 0;
59*0Sstevel@tonic-gate
60*0Sstevel@tonic-gate adp++; /* rlp argument */
61*0Sstevel@tonic-gate adp->arg_value = 0;
62*0Sstevel@tonic-gate adp->arg_object = rlp;
63*0Sstevel@tonic-gate adp->arg_type = AT_BYREF;
64*0Sstevel@tonic-gate adp->arg_inout = AI_OUTPUT;
65*0Sstevel@tonic-gate adp->arg_size = sizeof (*rlp);
66*0Sstevel@tonic-gate
67*0Sstevel@tonic-gate #ifdef _LP64
68*0Sstevel@tonic-gate if (Pstatus(Pr)->pr_dmodel == PR_MODEL_ILP32)
69*0Sstevel@tonic-gate sysnum = SYS_getrlimit64;
70*0Sstevel@tonic-gate else
71*0Sstevel@tonic-gate sysnum = SYS_getrlimit;
72*0Sstevel@tonic-gate #else /* _LP64 */
73*0Sstevel@tonic-gate sysnum = SYS_getrlimit;
74*0Sstevel@tonic-gate #endif /* _LP64 */
75*0Sstevel@tonic-gate
76*0Sstevel@tonic-gate error = Psyscall(Pr, &rval, sysnum, 2, &argd[0]);
77*0Sstevel@tonic-gate
78*0Sstevel@tonic-gate if (error) {
79*0Sstevel@tonic-gate errno = (error > 0)? error : ENOSYS;
80*0Sstevel@tonic-gate return (-1);
81*0Sstevel@tonic-gate }
82*0Sstevel@tonic-gate return (rval.sys_rval1);
83*0Sstevel@tonic-gate }
84*0Sstevel@tonic-gate
85*0Sstevel@tonic-gate /*
86*0Sstevel@tonic-gate * setrlimit() system call -- executed by subject process.
87*0Sstevel@tonic-gate */
88*0Sstevel@tonic-gate int
pr_setrlimit(struct ps_prochandle * Pr,int resource,const struct rlimit * rlp)89*0Sstevel@tonic-gate pr_setrlimit(struct ps_prochandle *Pr,
90*0Sstevel@tonic-gate int resource, const struct rlimit *rlp)
91*0Sstevel@tonic-gate {
92*0Sstevel@tonic-gate sysret_t rval; /* return value from setrlimit() */
93*0Sstevel@tonic-gate argdes_t argd[2]; /* arg descriptors for setrlimit() */
94*0Sstevel@tonic-gate argdes_t *adp;
95*0Sstevel@tonic-gate int sysnum;
96*0Sstevel@tonic-gate int error;
97*0Sstevel@tonic-gate
98*0Sstevel@tonic-gate if (Pr == NULL) /* no subject process */
99*0Sstevel@tonic-gate return (setrlimit(resource, rlp));
100*0Sstevel@tonic-gate
101*0Sstevel@tonic-gate adp = &argd[0]; /* resource argument */
102*0Sstevel@tonic-gate adp->arg_value = resource;
103*0Sstevel@tonic-gate adp->arg_object = NULL;
104*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL;
105*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT;
106*0Sstevel@tonic-gate adp->arg_size = 0;
107*0Sstevel@tonic-gate
108*0Sstevel@tonic-gate adp++; /* rlp argument */
109*0Sstevel@tonic-gate adp->arg_value = 0;
110*0Sstevel@tonic-gate adp->arg_object = (void *)rlp;
111*0Sstevel@tonic-gate adp->arg_type = AT_BYREF;
112*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT;
113*0Sstevel@tonic-gate adp->arg_size = sizeof (*rlp);
114*0Sstevel@tonic-gate
115*0Sstevel@tonic-gate #ifdef _LP64
116*0Sstevel@tonic-gate if (Pstatus(Pr)->pr_dmodel == PR_MODEL_ILP32)
117*0Sstevel@tonic-gate sysnum = SYS_setrlimit64;
118*0Sstevel@tonic-gate else
119*0Sstevel@tonic-gate sysnum = SYS_setrlimit;
120*0Sstevel@tonic-gate #else /* _LP64 */
121*0Sstevel@tonic-gate sysnum = SYS_setrlimit;
122*0Sstevel@tonic-gate #endif /* _LP64 */
123*0Sstevel@tonic-gate
124*0Sstevel@tonic-gate error = Psyscall(Pr, &rval, sysnum, 2, &argd[0]);
125*0Sstevel@tonic-gate
126*0Sstevel@tonic-gate if (error) {
127*0Sstevel@tonic-gate errno = (error > 0)? error : ENOSYS;
128*0Sstevel@tonic-gate return (-1);
129*0Sstevel@tonic-gate }
130*0Sstevel@tonic-gate return (rval.sys_rval1);
131*0Sstevel@tonic-gate }
132*0Sstevel@tonic-gate
133*0Sstevel@tonic-gate /*
134*0Sstevel@tonic-gate * getrlimit64() system call -- executed by subject process.
135*0Sstevel@tonic-gate */
136*0Sstevel@tonic-gate int
pr_getrlimit64(struct ps_prochandle * Pr,int resource,struct rlimit64 * rlp)137*0Sstevel@tonic-gate pr_getrlimit64(struct ps_prochandle *Pr,
138*0Sstevel@tonic-gate int resource, struct rlimit64 *rlp)
139*0Sstevel@tonic-gate {
140*0Sstevel@tonic-gate sysret_t rval; /* return value from getrlimit() */
141*0Sstevel@tonic-gate argdes_t argd[2]; /* arg descriptors for getrlimit() */
142*0Sstevel@tonic-gate argdes_t *adp;
143*0Sstevel@tonic-gate int sysnum;
144*0Sstevel@tonic-gate int error;
145*0Sstevel@tonic-gate
146*0Sstevel@tonic-gate if (Pr == NULL) /* no subject process */
147*0Sstevel@tonic-gate return (getrlimit64(resource, rlp));
148*0Sstevel@tonic-gate
149*0Sstevel@tonic-gate adp = &argd[0]; /* resource argument */
150*0Sstevel@tonic-gate adp->arg_value = resource;
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
156*0Sstevel@tonic-gate adp++; /* rlp argument */
157*0Sstevel@tonic-gate adp->arg_value = 0;
158*0Sstevel@tonic-gate adp->arg_object = rlp;
159*0Sstevel@tonic-gate adp->arg_type = AT_BYREF;
160*0Sstevel@tonic-gate adp->arg_inout = AI_OUTPUT;
161*0Sstevel@tonic-gate adp->arg_size = sizeof (*rlp);
162*0Sstevel@tonic-gate
163*0Sstevel@tonic-gate #ifdef _LP64
164*0Sstevel@tonic-gate if (Pstatus(Pr)->pr_dmodel == PR_MODEL_ILP32)
165*0Sstevel@tonic-gate sysnum = SYS_getrlimit64;
166*0Sstevel@tonic-gate else
167*0Sstevel@tonic-gate sysnum = SYS_getrlimit;
168*0Sstevel@tonic-gate #else /* _LP64 */
169*0Sstevel@tonic-gate sysnum = SYS_getrlimit64;
170*0Sstevel@tonic-gate #endif /* _LP64 */
171*0Sstevel@tonic-gate
172*0Sstevel@tonic-gate error = Psyscall(Pr, &rval, sysnum, 2, &argd[0]);
173*0Sstevel@tonic-gate
174*0Sstevel@tonic-gate if (error) {
175*0Sstevel@tonic-gate errno = (error > 0)? error : ENOSYS;
176*0Sstevel@tonic-gate return (-1);
177*0Sstevel@tonic-gate }
178*0Sstevel@tonic-gate return (rval.sys_rval1);
179*0Sstevel@tonic-gate }
180*0Sstevel@tonic-gate
181*0Sstevel@tonic-gate /*
182*0Sstevel@tonic-gate * setrlimit64() system call -- executed by subject process.
183*0Sstevel@tonic-gate */
184*0Sstevel@tonic-gate int
pr_setrlimit64(struct ps_prochandle * Pr,int resource,const struct rlimit64 * rlp)185*0Sstevel@tonic-gate pr_setrlimit64(struct ps_prochandle *Pr,
186*0Sstevel@tonic-gate int resource, const struct rlimit64 *rlp)
187*0Sstevel@tonic-gate {
188*0Sstevel@tonic-gate sysret_t rval; /* return value from setrlimit() */
189*0Sstevel@tonic-gate argdes_t argd[2]; /* arg descriptors for setrlimit() */
190*0Sstevel@tonic-gate argdes_t *adp;
191*0Sstevel@tonic-gate int sysnum;
192*0Sstevel@tonic-gate int error;
193*0Sstevel@tonic-gate
194*0Sstevel@tonic-gate if (Pr == NULL) /* no subject process */
195*0Sstevel@tonic-gate return (setrlimit64(resource, rlp));
196*0Sstevel@tonic-gate
197*0Sstevel@tonic-gate adp = &argd[0]; /* resource argument */
198*0Sstevel@tonic-gate adp->arg_value = resource;
199*0Sstevel@tonic-gate adp->arg_object = NULL;
200*0Sstevel@tonic-gate adp->arg_type = AT_BYVAL;
201*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT;
202*0Sstevel@tonic-gate adp->arg_size = 0;
203*0Sstevel@tonic-gate
204*0Sstevel@tonic-gate adp++; /* rlp argument */
205*0Sstevel@tonic-gate adp->arg_value = 0;
206*0Sstevel@tonic-gate adp->arg_object = (void *)rlp;
207*0Sstevel@tonic-gate adp->arg_type = AT_BYREF;
208*0Sstevel@tonic-gate adp->arg_inout = AI_INPUT;
209*0Sstevel@tonic-gate adp->arg_size = sizeof (*rlp);
210*0Sstevel@tonic-gate
211*0Sstevel@tonic-gate #ifdef _LP64
212*0Sstevel@tonic-gate if (Pstatus(Pr)->pr_dmodel == PR_MODEL_ILP32)
213*0Sstevel@tonic-gate sysnum = SYS_setrlimit64;
214*0Sstevel@tonic-gate else
215*0Sstevel@tonic-gate sysnum = SYS_setrlimit;
216*0Sstevel@tonic-gate #else /* _LP64 */
217*0Sstevel@tonic-gate sysnum = SYS_setrlimit64;
218*0Sstevel@tonic-gate #endif /* _LP64 */
219*0Sstevel@tonic-gate
220*0Sstevel@tonic-gate error = Psyscall(Pr, &rval, sysnum, 2, &argd[0]);
221*0Sstevel@tonic-gate
222*0Sstevel@tonic-gate if (error) {
223*0Sstevel@tonic-gate errno = (error > 0)? error : ENOSYS;
224*0Sstevel@tonic-gate return (-1);
225*0Sstevel@tonic-gate }
226*0Sstevel@tonic-gate return (rval.sys_rval1);
227*0Sstevel@tonic-gate }
228