1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #define	_LARGEFILE64_SOURCE
30 
31 #include <sys/task.h>
32 #include <sys/types.h>
33 
34 #include <zone.h>
35 #include <errno.h>
36 #include <project.h>
37 #include <stdlib.h>
38 #include <strings.h>
39 #include <unistd.h>
40 
41 #include "libproc.h"
42 
43 zoneid_t
pr_getzoneid(struct ps_prochandle * Pr)44 pr_getzoneid(struct ps_prochandle *Pr)
45 {
46 	sysret_t rval;
47 	argdes_t argd[2];
48 	argdes_t *adp;
49 	int error;
50 
51 	if (Pr == NULL)		/* no subject process */
52 		return (getzoneid());
53 
54 	adp = &argd[0];
55 	adp->arg_value = 6;	/* switch for zone_lookup in zone */
56 	adp->arg_object = NULL;
57 	adp->arg_type = AT_BYVAL;
58 	adp->arg_inout = AI_INPUT;
59 	adp->arg_size = 0;
60 
61 	adp = &argd[1];
62 	adp->arg_value = 0;	/* arguement for zone_lookup in zone */
63 	adp->arg_object = NULL;
64 	adp->arg_type = AT_BYVAL;
65 	adp->arg_inout = AI_INPUT;
66 	adp->arg_size = 0;
67 
68 	error = Psyscall(Pr, &rval, SYS_zone, 2, &argd[0]);
69 
70 	if (error) {
71 		errno = (error > 0) ? error : ENOSYS;
72 		return (-1);
73 	}
74 	return (rval.sys_rval1);
75 }
76 
77 projid_t
pr_getprojid(struct ps_prochandle * Pr)78 pr_getprojid(struct ps_prochandle *Pr)
79 {
80 	sysret_t rval;
81 	argdes_t argd[1];
82 	argdes_t *adp;
83 	int error;
84 
85 	if (Pr == NULL)		/* no subject process */
86 		return (getprojid());
87 
88 	adp = &argd[0];
89 	adp->arg_value = 2;	/* switch for getprojid in tasksys */
90 	adp->arg_object = NULL;
91 	adp->arg_type = AT_BYVAL;
92 	adp->arg_inout = AI_INPUT;
93 	adp->arg_size = 0;
94 
95 	error = Psyscall(Pr, &rval, SYS_tasksys, 1, &argd[0]);
96 
97 	if (error) {
98 		errno = (error > 0) ? error : ENOSYS;
99 		return (-1);
100 	}
101 	return (rval.sys_rval1);
102 }
103 
104 taskid_t
pr_gettaskid(struct ps_prochandle * Pr)105 pr_gettaskid(struct ps_prochandle *Pr)
106 {
107 	sysret_t rval;
108 	argdes_t argd[1];
109 	argdes_t *adp;
110 	int error;
111 
112 	if (Pr == NULL)		/* no subject process */
113 		return (gettaskid());
114 
115 	adp = &argd[0];
116 	adp->arg_value = 1;	/* switch for gettaskid in tasksys */
117 	adp->arg_object = NULL;
118 	adp->arg_type = AT_BYVAL;
119 	adp->arg_inout = AI_INPUT;
120 	adp->arg_size = 0;
121 
122 	error = Psyscall(Pr, &rval, SYS_tasksys, 1, &argd[0]);
123 
124 	if (error) {
125 		errno = (error > 0) ? error : ENOSYS;
126 		return (-1);
127 	}
128 	return (rval.sys_rval1);
129 }
130 
131 taskid_t
pr_settaskid(struct ps_prochandle * Pr,projid_t project,int flags)132 pr_settaskid(struct ps_prochandle *Pr, projid_t project, int flags)
133 {
134 	sysret_t rval;
135 	argdes_t argd[3];
136 	argdes_t *adp;
137 	int error;
138 
139 	if (Pr == NULL)		/* No subject process */
140 		return (settaskid(project, flags));
141 
142 	adp = &argd[0];
143 	adp->arg_value = 0;	/* switch for settaskid in tasksys */
144 	adp->arg_object = NULL;
145 	adp->arg_type = AT_BYVAL;
146 	adp->arg_inout = AI_INPUT;
147 	adp->arg_size = 0;
148 
149 	adp++;
150 	adp->arg_value = project;
151 	adp->arg_object = NULL;
152 	adp->arg_type = AT_BYVAL;
153 	adp->arg_inout = AI_INPUT;
154 	adp->arg_size = sizeof (project);
155 
156 	adp++;
157 	adp->arg_value = flags;
158 	adp->arg_object = NULL;
159 	adp->arg_type = AT_BYVAL;
160 	adp->arg_inout = AI_INPUT;
161 	adp->arg_size = 0;
162 
163 	error = Psyscall(Pr, &rval, SYS_tasksys, 3, &argd[0]);
164 
165 	if (error) {
166 		errno = (error > 0) ? error : ENOSYS;
167 		return (-1);
168 	}
169 	return (rval.sys_rval1);
170 }
171