xref: /illumos-gate/usr/src/lib/libc/port/sys/rctlsys.c (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 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 #pragma weak _getrctl = getrctl
30 #pragma weak _setrctl = setrctl
31 
32 #include "lint.h"
33 #include <sys/types.h>
34 #include <sys/syscall.h>
35 #include <sys/rctl.h>
36 
37 int
38 getrctl(const char *name, rctlblk_t *old_rblk, rctlblk_t *new_rblk,
39     int flags)
40 {
41 	return (syscall(SYS_rctlsys,
42 	    0, name, old_rblk, new_rblk, 0, flags));
43 }
44 
45 int
46 setrctl(const char *name, rctlblk_t *old_rblk, rctlblk_t *new_rblk,
47     int flags)
48 {
49 	return (syscall(SYS_rctlsys,
50 	    1, name, old_rblk, new_rblk, 0, flags));
51 }
52 
53 size_t
54 rctllist(char *list_buf, size_t list_bufsz)
55 {
56 	sysret_t rval;
57 	int error;
58 
59 	error = __systemcall(&rval, SYS_rctlsys, 2, NULL, list_buf, NULL,
60 	    list_bufsz, 0);
61 
62 	if (error)
63 		(void) __set_errno(error);
64 	return ((size_t)rval.sys_rval1);
65 }
66 
67 int
68 rctlctl(const char *name, rctlblk_t *rblk, int flags)
69 {
70 	return (syscall(SYS_rctlsys, 3, name, rblk, NULL, 0, flags));
71 }
72 
73 int
74 setprojrctl(const char *name, rctlblk_t *new_rblk, size_t size, int flags)
75 {
76 	return (syscall(SYS_rctlsys,
77 	    4, name, NULL, new_rblk, size, flags));
78 }
79