1 /*- 2 * Copyright (c) 2013 The FreeBSD Foundation 3 * All rights reserved. 4 * 5 * This software was developed by Pawel Jakub Dawidek under sponsorship from 6 * the FreeBSD Foundation. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32 #ifndef _CAP_SYSCTL_H_ 33 #define _CAP_SYSCTL_H_ 34 35 #ifdef HAVE_CASPER 36 #define WITH_CASPER 37 #endif 38 39 #include <sys/cdefs.h> 40 41 #define CAP_SYSCTL_READ 0x01 42 #define CAP_SYSCTL_WRITE 0x02 43 #define CAP_SYSCTL_RDWR (CAP_SYSCTL_READ | CAP_SYSCTL_WRITE) 44 #define CAP_SYSCTL_RECURSIVE 0x04 45 46 struct cap_sysctl_limit; 47 typedef struct cap_sysctl_limit cap_sysctl_limit_t; 48 49 #ifdef WITH_CASPER 50 51 __BEGIN_DECLS 52 53 int cap_sysctl(cap_channel_t *chan, const int *name, u_int namelen, void *oldp, 54 size_t *oldlenp, const void *newp, size_t newlen); 55 int cap_sysctlbyname(cap_channel_t *chan, const char *name, void *oldp, 56 size_t *oldlenp, const void *newp, size_t newlen); 57 int cap_sysctlnametomib(cap_channel_t *chan, const char *name, int *mibp, 58 size_t *sizep); 59 60 cap_sysctl_limit_t *cap_sysctl_limit_init(cap_channel_t *); 61 cap_sysctl_limit_t *cap_sysctl_limit_name(cap_sysctl_limit_t *limit, 62 const char *name, int flags); 63 cap_sysctl_limit_t *cap_sysctl_limit_mib(cap_sysctl_limit_t *limit, 64 const int *mibp, u_int miblen, int flags); 65 int cap_sysctl_limit(cap_sysctl_limit_t *limit); 66 67 __END_DECLS 68 69 #else /* !WITH_CASPER */ 70 static inline int 71 cap_sysctl(cap_channel_t *chan __unused, const int *name, u_int namelen, 72 void *oldp, size_t *oldlenp, const void *newp, size_t newlen) 73 { 74 75 return (sysctl(name, namelen, oldp, oldlenp, newp, newlen)); 76 } 77 78 static inline int 79 cap_sysctlbyname(cap_channel_t *chan __unused, const char *name, 80 void *oldp, size_t *oldlenp, const void *newp, size_t newlen) 81 { 82 83 return (sysctlbyname(name, oldp, oldlenp, newp, newlen)); 84 } 85 86 static inline int 87 cap_sysctlnametomib(cap_channel_t *chan __unused, const char *name, int *mibp, 88 size_t *sizep) 89 { 90 91 return (sysctlnametomib(name, mibp, sizep)); 92 } 93 94 static inline cap_sysctl_limit_t * 95 cap_sysctl_limit_init(cap_channel_t *limit __unused) 96 { 97 98 return (NULL); 99 } 100 101 static inline cap_sysctl_limit_t * 102 cap_sysctl_limit_name(cap_sysctl_limit_t *limit __unused, 103 const char *name __unused, int flags __unused) 104 { 105 106 return (NULL); 107 } 108 109 static inline cap_sysctl_limit_t * 110 cap_sysctl_limit_mib(cap_sysctl_limit_t *limit __unused, 111 const int *mibp __unused, u_int miblen __unused, 112 int flags __unused) 113 { 114 115 return (NULL); 116 } 117 118 static inline int 119 cap_sysctl_limit(cap_sysctl_limit_t *limit __unused) 120 { 121 122 return (0); 123 } 124 #endif /* WITH_CASPER */ 125 126 #endif /* !_CAP_SYSCTL_H_ */ 127