PipeWire  0.3.59
permission.h
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1 /* PipeWire
2  *
3  * Copyright © 2018 Wim Taymans
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  */
24 
25 #ifndef PIPEWIRE_PERMISSION_H
26 #define PIPEWIRE_PERMISSION_H
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
32 #include <spa/utils/defs.h>
33 
47 #define PW_PERM_R 0400
48 #define PW_PERM_W 0200
49 #define PW_PERM_X 0100
51 #define PW_PERM_M 0010
53 #define PW_PERM_RWX (PW_PERM_R|PW_PERM_W|PW_PERM_X)
54 #define PW_PERM_RWXM (PW_PERM_RWX|PW_PERM_M)
55 
56 #define PW_PERM_IS_R(p) (((p)&PW_PERM_R) == PW_PERM_R)
57 #define PW_PERM_IS_W(p) (((p)&PW_PERM_W) == PW_PERM_W)
58 #define PW_PERM_IS_X(p) (((p)&PW_PERM_X) == PW_PERM_X)
59 #define PW_PERM_IS_M(p) (((p)&PW_PERM_M) == PW_PERM_M)
60 
61 #define PW_PERM_ALL PW_PERM_RWXM
62 #define PW_PERM_INVALID (uint32_t)(0xffffffff)
63 
64 struct pw_permission {
65  uint32_t id;
66  uint32_t permissions;
67 };
68 
69 #define PW_PERMISSION_INIT(id,p) ((struct pw_permission){ (id), (p) })
70 
71 #define PW_PERMISSION_FORMAT "%c%c%c%c"
72 #define PW_PERMISSION_ARGS(permission) \
73  (permission) & PW_PERM_R ? 'r' : '-', \
74  (permission) & PW_PERM_W ? 'w' : '-', \
75  (permission) & PW_PERM_X ? 'x' : '-', \
76  (permission) & PW_PERM_M ? 'm' : '-'
77 
82 #ifdef __cplusplus
83 }
84 #endif
85 
86 #endif /* PIPEWIRE_PERMISSION_H */
spa/utils/defs.h
Definition: permission.h:80
uint32_t id
id of object, PW_ID_ANY for default permission
Definition: permission.h:81
uint32_t permissions
bitmask of above permissions
Definition: permission.h:82