xref: /illumos-gate/usr/src/lib/libc/port/sys/rctlsys.c (revision bcd524b5c10222cf2a1ef37ac7ea8bf1baa3a2ee)
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  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 #pragma weak setrctl = _setrctl
29 #pragma weak getrctl = _getrctl
30 #pragma weak rctllist = _rctllist
31 #pragma weak rctlctl = _rctlctl
32 #pragma	weak setprojrctl = _setprojrctl
33 
34 #include "synonyms.h"
35 #include <sys/types.h>
36 #include <sys/syscall.h>
37 #include <sys/rctl.h>
38 
39 int
40 getrctl(const char *name, rctlblk_t *old_rblk, rctlblk_t *new_rblk,
41     int flags)
42 {
43 	return (syscall(SYS_rctlsys,
44 	    0, name, old_rblk, new_rblk, 0, flags));
45 }
46 
47 int
48 setrctl(const char *name, rctlblk_t *old_rblk, rctlblk_t *new_rblk,
49     int flags)
50 {
51 	return (syscall(SYS_rctlsys,
52 	    1, name, old_rblk, new_rblk, 0, flags));
53 }
54 
55 size_t
56 rctllist(char *list_buf, size_t list_bufsz)
57 {
58 	sysret_t rval;
59 	int error;
60 
61 	error = __systemcall(&rval, SYS_rctlsys, 2, NULL, list_buf, NULL,
62 	    list_bufsz, 0);
63 
64 	if (error)
65 		(void) __set_errno(error);
66 	return ((size_t)rval.sys_rval1);
67 }
68 
69 int
70 rctlctl(const char *name, rctlblk_t *rblk, int flags)
71 {
72 	return (syscall(SYS_rctlsys, 3, name, rblk, NULL, 0, flags));
73 }
74 
75 int
76 setprojrctl(const char *name, rctlblk_t *new_rblk, size_t size, int flags)
77 {
78 	return (syscall(SYS_rctlsys,
79 	    4, name, NULL, new_rblk, size, flags));
80 }
81