1/*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/*
18 * Taken from linux/capability.h, with minor modifications
19 */
20
21#ifndef _SYSTEM_CORE_INCLUDE_PRIVATE_ANDROID_FILESYSTEM_CAPABILITY_H
22#define _SYSTEM_CORE_INCLUDE_PRIVATE_ANDROID_FILESYSTEM_CAPABILITY_H
23
24#include <stdint.h>
25
26#define __user
27#define __u32 uint32_t
28#define __le32 uint32_t
29
30#define _LINUX_CAPABILITY_VERSION_1 0x19980330
31#define _LINUX_CAPABILITY_U32S_1 1
32#define _LINUX_CAPABILITY_VERSION_2 0x20071026
33#define _LINUX_CAPABILITY_U32S_2 2
34#define _LINUX_CAPABILITY_VERSION_3 0x20080522
35#define _LINUX_CAPABILITY_U32S_3 2
36
37typedef struct __user_cap_header_struct {
38    __u32 version;
39    int pid;
40} __user* cap_user_header_t;
41
42typedef struct __user_cap_data_struct {
43    __u32 effective;
44    __u32 permitted;
45    __u32 inheritable;
46} __user* cap_user_data_t;
47
48#define VFS_CAP_REVISION_MASK 0xFF000000
49#define VFS_CAP_REVISION_SHIFT 24
50#define VFS_CAP_FLAGS_MASK ~VFS_CAP_REVISION_MASK
51#define VFS_CAP_FLAGS_EFFECTIVE 0x000001
52#define VFS_CAP_REVISION_1 0x01000000
53#define VFS_CAP_U32_1 1
54#define XATTR_CAPS_SZ_1 (sizeof(__le32) * (1 + 2 * VFS_CAP_U32_1))
55#define VFS_CAP_REVISION_2 0x02000000
56#define VFS_CAP_U32_2 2
57#define XATTR_CAPS_SZ_2 (sizeof(__le32) * (1 + 2 * VFS_CAP_U32_2))
58#define XATTR_CAPS_SZ XATTR_CAPS_SZ_2
59#define VFS_CAP_U32 VFS_CAP_U32_2
60#define VFS_CAP_REVISION VFS_CAP_REVISION_2
61
62struct vfs_cap_data {
63    __le32 magic_etc;
64    struct {
65        __le32 permitted;
66        __le32 inheritable;
67    } data[VFS_CAP_U32];
68};
69
70#define _LINUX_CAPABILITY_VERSION _LINUX_CAPABILITY_VERSION_1
71#define _LINUX_CAPABILITY_U32S _LINUX_CAPABILITY_U32S_1
72#define CAP_CHOWN 0
73#define CAP_DAC_OVERRIDE 1
74#define CAP_DAC_READ_SEARCH 2
75#define CAP_FOWNER 3
76#define CAP_FSETID 4
77#define CAP_KILL 5
78#define CAP_SETGID 6
79#define CAP_SETUID 7
80#define CAP_SETPCAP 8
81#define CAP_LINUX_IMMUTABLE 9
82#define CAP_NET_BIND_SERVICE 10
83#define CAP_NET_BROADCAST 11
84#define CAP_NET_ADMIN 12
85#define CAP_NET_RAW 13
86#define CAP_IPC_LOCK 14
87#define CAP_IPC_OWNER 15
88#define CAP_SYS_MODULE 16
89#define CAP_SYS_RAWIO 17
90#define CAP_SYS_CHROOT 18
91#define CAP_SYS_PTRACE 19
92#define CAP_SYS_PACCT 20
93#define CAP_SYS_ADMIN 21
94#define CAP_SYS_BOOT 22
95#define CAP_SYS_NICE 23
96#define CAP_SYS_RESOURCE 24
97#define CAP_SYS_TIME 25
98#define CAP_SYS_TTY_CONFIG 26
99#define CAP_MKNOD 27
100#define CAP_LEASE 28
101#define CAP_AUDIT_WRITE 29
102#define CAP_AUDIT_CONTROL 30
103#define CAP_SETFCAP 31
104#define CAP_MAC_OVERRIDE 32
105#define CAP_MAC_ADMIN 33
106#define CAP_SYSLOG 34
107#define CAP_WAKE_ALARM 35
108#define CAP_BLOCK_SUSPEND 36
109#define CAP_AUDIT_READ 37
110#define CAP_LAST_CAP CAP_AUDIT_READ
111#define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP)
112#define CAP_TO_INDEX(x) ((x) >> 5)
113#define CAP_TO_MASK(x) (1 << ((x)&31))
114
115#undef __user
116#undef __u32
117#undef __le32
118
119#endif
120