xref: /freebsd/lib/libcasper/services/cap_sysctl/cap_sysctl.h (revision b30c6ac9f9222ee574d54075e73581f8d141033f)
1c501d73cSMariusz Zaborski /*-
2c501d73cSMariusz Zaborski  * Copyright (c) 2013 The FreeBSD Foundation
3c501d73cSMariusz Zaborski  * All rights reserved.
4c501d73cSMariusz Zaborski  *
5c501d73cSMariusz Zaborski  * This software was developed by Pawel Jakub Dawidek under sponsorship from
6c501d73cSMariusz Zaborski  * the FreeBSD Foundation.
7c501d73cSMariusz Zaborski  *
8c501d73cSMariusz Zaborski  * Redistribution and use in source and binary forms, with or without
9c501d73cSMariusz Zaborski  * modification, are permitted provided that the following conditions
10c501d73cSMariusz Zaborski  * are met:
11c501d73cSMariusz Zaborski  * 1. Redistributions of source code must retain the above copyright
12c501d73cSMariusz Zaborski  *    notice, this list of conditions and the following disclaimer.
13c501d73cSMariusz Zaborski  * 2. Redistributions in binary form must reproduce the above copyright
14c501d73cSMariusz Zaborski  *    notice, this list of conditions and the following disclaimer in the
15c501d73cSMariusz Zaborski  *    documentation and/or other materials provided with the distribution.
16c501d73cSMariusz Zaborski  *
17c501d73cSMariusz Zaborski  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18c501d73cSMariusz Zaborski  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19c501d73cSMariusz Zaborski  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20c501d73cSMariusz Zaborski  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21c501d73cSMariusz Zaborski  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22c501d73cSMariusz Zaborski  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23c501d73cSMariusz Zaborski  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24c501d73cSMariusz Zaborski  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25c501d73cSMariusz Zaborski  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26c501d73cSMariusz Zaborski  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27c501d73cSMariusz Zaborski  * SUCH DAMAGE.
28c501d73cSMariusz Zaborski  *
29c501d73cSMariusz Zaborski  * $FreeBSD$
30c501d73cSMariusz Zaborski  */
31c501d73cSMariusz Zaborski 
32c501d73cSMariusz Zaborski #ifndef _CAP_SYSCTL_H_
33c501d73cSMariusz Zaborski #define	_CAP_SYSCTL_H_
34c501d73cSMariusz Zaborski 
35ceb36bc9SMariusz Zaborski #ifdef HAVE_CASPER
36ceb36bc9SMariusz Zaborski #define	WITH_CASPER
37ceb36bc9SMariusz Zaborski #endif
38ceb36bc9SMariusz Zaborski 
39*b30c6ac9SConrad Meyer #include <sys/cdefs.h>
40*b30c6ac9SConrad Meyer 
411608c46eSMark Johnston #ifdef WITH_CASPER
42c501d73cSMariusz Zaborski #define	CAP_SYSCTL_READ		0x01
43c501d73cSMariusz Zaborski #define	CAP_SYSCTL_WRITE	0x02
44c501d73cSMariusz Zaborski #define	CAP_SYSCTL_RDWR		(CAP_SYSCTL_READ | CAP_SYSCTL_WRITE)
45c501d73cSMariusz Zaborski #define	CAP_SYSCTL_RECURSIVE	0x04
46c501d73cSMariusz Zaborski 
47*b30c6ac9SConrad Meyer __BEGIN_DECLS
48*b30c6ac9SConrad Meyer 
491608c46eSMark Johnston int cap_sysctl(cap_channel_t *chan, const int *name, u_int namelen, void *oldp,
501608c46eSMark Johnston     size_t *oldlenp, const void *newp, size_t newlen);
51c501d73cSMariusz Zaborski int cap_sysctlbyname(cap_channel_t *chan, const char *name, void *oldp,
52c501d73cSMariusz Zaborski     size_t *oldlenp, const void *newp, size_t newlen);
531608c46eSMark Johnston int cap_sysctlnametomib(cap_channel_t *chan, const char *name, int *mibp,
541608c46eSMark Johnston     size_t *sizep);
551608c46eSMark Johnston 
561608c46eSMark Johnston struct cap_sysctl_limit;
571608c46eSMark Johnston typedef struct cap_sysctl_limit cap_sysctl_limit_t;
581608c46eSMark Johnston 
591608c46eSMark Johnston cap_sysctl_limit_t *cap_sysctl_limit_init(cap_channel_t *);
601608c46eSMark Johnston cap_sysctl_limit_t *cap_sysctl_limit_name(cap_sysctl_limit_t *limit,
611608c46eSMark Johnston     const char *name, int flags);
622750f1b9SConrad Meyer cap_sysctl_limit_t *cap_sysctl_limit_mib(cap_sysctl_limit_t *limit,
632750f1b9SConrad Meyer     const int *mibp, u_int miblen, int flags);
641608c46eSMark Johnston int cap_sysctl_limit(cap_sysctl_limit_t *limit);
65*b30c6ac9SConrad Meyer 
66*b30c6ac9SConrad Meyer __END_DECLS
67*b30c6ac9SConrad Meyer 
681608c46eSMark Johnston #else /* !WITH_CASPER */
691608c46eSMark Johnston #define	cap_sysctl(chan, name, namelen, oldp, oldlenp, newp, newlen)	\
701608c46eSMark Johnston 	sysctl((name), (namelen), (oldp), (oldlenp), (newp), (newlen))
71ceb36bc9SMariusz Zaborski #define	cap_sysctlbyname(chan, name, oldp, oldlenp, newp, newlen)	\
721608c46eSMark Johnston 	sysctlbyname((name), (oldp), (oldlenp), (newp), (newlen))
731608c46eSMark Johnston #define	cap_sysctlnametomib(chan, name, mibp, sizep)			\
741608c46eSMark Johnston 	sysctlnametomib((name), (mibp), (sizep))
751608c46eSMark Johnston 
761608c46eSMark Johnston #define	cap_sysctl_limit_init(chan)				(NULL)
771608c46eSMark Johnston #define	cap_sysctl_limit_name(limit, name, flags)		(NULL)
781608c46eSMark Johnston #define	cap_sysctl_limit_mib(limit, mibp, miblen, flags)	(NULL)
791608c46eSMark Johnston #define	cap_sysctl_limit(limit)					(0)
801608c46eSMark Johnston #endif /* WITH_CASPER */
81c501d73cSMariusz Zaborski 
82c501d73cSMariusz Zaborski #endif /* !_CAP_SYSCTL_H_ */
83