xref: /f-stack/tools/compat/include/sys/caprights.h (revision 1eaf0ac3)
1*1eaf0ac3Slogwang /*-
2*1eaf0ac3Slogwang  * Copyright (c) 2013 FreeBSD Foundation
3*1eaf0ac3Slogwang  * All rights reserved.
4*1eaf0ac3Slogwang  *
5*1eaf0ac3Slogwang  * This software was developed by Pawel Jakub Dawidek under sponsorship from
6*1eaf0ac3Slogwang  * the FreeBSD Foundation.
7*1eaf0ac3Slogwang  *
8*1eaf0ac3Slogwang  * Redistribution and use in source and binary forms, with or without
9*1eaf0ac3Slogwang  * modification, are permitted provided that the following conditions
10*1eaf0ac3Slogwang  * are met:
11*1eaf0ac3Slogwang  * 1. Redistributions of source code must retain the above copyright
12*1eaf0ac3Slogwang  *    notice, this list of conditions and the following disclaimer.
13*1eaf0ac3Slogwang  * 2. Redistributions in binary form must reproduce the above copyright
14*1eaf0ac3Slogwang  *    notice, this list of conditions and the following disclaimer in the
15*1eaf0ac3Slogwang  *    documentation and/or other materials provided with the distribution.
16*1eaf0ac3Slogwang  *
17*1eaf0ac3Slogwang  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18*1eaf0ac3Slogwang  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19*1eaf0ac3Slogwang  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20*1eaf0ac3Slogwang  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21*1eaf0ac3Slogwang  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22*1eaf0ac3Slogwang  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23*1eaf0ac3Slogwang  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24*1eaf0ac3Slogwang  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25*1eaf0ac3Slogwang  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26*1eaf0ac3Slogwang  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27*1eaf0ac3Slogwang  * SUCH DAMAGE.
28*1eaf0ac3Slogwang  *
29*1eaf0ac3Slogwang  * $FreeBSD$
30*1eaf0ac3Slogwang  */
31*1eaf0ac3Slogwang 
32*1eaf0ac3Slogwang #ifndef _SYS_CAPRIGHTS_H_
33*1eaf0ac3Slogwang #define	_SYS_CAPRIGHTS_H_
34*1eaf0ac3Slogwang 
35*1eaf0ac3Slogwang /*
36*1eaf0ac3Slogwang  * The top two bits in the first element of the cr_rights[] array contain
37*1eaf0ac3Slogwang  * total number of elements in the array - 2. This means if those two bits are
38*1eaf0ac3Slogwang  * equal to 0, we have 2 array elements.
39*1eaf0ac3Slogwang  * The top two bits in all remaining array elements should be 0.
40*1eaf0ac3Slogwang  * The next five bits contain array index. Only one bit is used and bit position
41*1eaf0ac3Slogwang  * in this five-bits range defines array index. This means there can be at most
42*1eaf0ac3Slogwang  * five array elements.
43*1eaf0ac3Slogwang  */
44*1eaf0ac3Slogwang #define	CAP_RIGHTS_VERSION_00	0
45*1eaf0ac3Slogwang /*
46*1eaf0ac3Slogwang #define	CAP_RIGHTS_VERSION_01	1
47*1eaf0ac3Slogwang #define	CAP_RIGHTS_VERSION_02	2
48*1eaf0ac3Slogwang #define	CAP_RIGHTS_VERSION_03	3
49*1eaf0ac3Slogwang */
50*1eaf0ac3Slogwang #define	CAP_RIGHTS_VERSION	CAP_RIGHTS_VERSION_00
51*1eaf0ac3Slogwang 
52*1eaf0ac3Slogwang struct cap_rights {
53*1eaf0ac3Slogwang 	uint64_t	cr_rights[CAP_RIGHTS_VERSION + 2];
54*1eaf0ac3Slogwang };
55*1eaf0ac3Slogwang 
56*1eaf0ac3Slogwang #ifndef	_CAP_RIGHTS_T_DECLARED
57*1eaf0ac3Slogwang #define	_CAP_RIGHTS_T_DECLARED
58*1eaf0ac3Slogwang typedef	struct cap_rights	cap_rights_t;
59*1eaf0ac3Slogwang #endif
60*1eaf0ac3Slogwang 
61*1eaf0ac3Slogwang #endif /* !_SYS_CAPRIGHTS_H_ */
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