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/* $NetBSD: capability.h,v 1.3 2021/12/19 01:22:01 riastradh Exp $ */
/*-
* Copyright (c) 2020 The NetBSD Foundation, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LINUX_CAPABILITY_H_
#define _LINUX_CAPABILITY_H_
#include <sys/kauth.h>
enum linux_capability {
LINUX_CAP_SYS_ADMIN,
LINUX_CAP_SYS_NICE,
#define CAP_SYS_ADMIN LINUX_CAP_SYS_ADMIN
#define CAP_SYS_NICE LINUX_CAP_SYS_NICE
};
static inline bool
capable(enum linux_capability cap)
{
switch (cap) {
case CAP_SYS_ADMIN:
case CAP_SYS_NICE:
return (kauth_authorize_generic(kauth_cred_get(),
KAUTH_GENERIC_ISSUSER, NULL) == 0);
default:
panic("unknown cap %d", cap);
}
}
#endif /* _LINUX_CAPABILITY_H_ */
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