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caprights.h
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/*-
* Copyright (c) 2013 FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Pawel Jakub Dawidek under sponsorship from
* the FreeBSD Foundation.
*
* 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 AUTHOR 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 AUTHOR 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.
*
* $FreeBSD: stable/10/sys/sys/caprights.h 255219 2013-09-05 00:09:56Z pjd $
*/
#ifndef _SYS_CAPRIGHTS_H_
#define _SYS_CAPRIGHTS_H_
/*
* The top two bits in the first element of the cr_rights[] array contain
* total number of elements in the array - 2. This means if those two bits are
* equal to 0, we have 2 array elements.
* The top two bits in all remaining array elements should be 0.
* The next five bits contain array index. Only one bit is used and bit position
* in this five-bits range defines array index. This means there can be at most
* five array elements.
*/
#define CAP_RIGHTS_VERSION_00 0
/*
#define CAP_RIGHTS_VERSION_01 1
#define CAP_RIGHTS_VERSION_02 2
#define CAP_RIGHTS_VERSION_03 3
*/
#define CAP_RIGHTS_VERSION CAP_RIGHTS_VERSION_00
struct cap_rights {
uint64_t cr_rights[CAP_RIGHTS_VERSION + 2];
};
#ifndef _CAP_RIGHTS_T_DECLARED
#define _CAP_RIGHTS_T_DECLARED
typedef struct cap_rights cap_rights_t;
#endif
#endif /* !_SYS_CAPRIGHTS_H_ */

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