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| 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 | + |
| 37 | +typedef struct __user_cap_header_struct { |
| 38 | + __u32 version; |
| 39 | + int pid; |
| 40 | +} __user *cap_user_header_t; |
| 41 | + |
| 42 | +typedef 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 | + |
| 62 | +struct 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_LAST_CAP CAP_WAKE_ALARM |
| 109 | +#define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP) |
| 110 | +#define CAP_TO_INDEX(x) ((x) >> 5) |
| 111 | +#define CAP_TO_MASK(x) (1 << ((x) & 31)) |
| 112 | + |
| 113 | +#undef __user |
| 114 | +#undef __u32 |
| 115 | +#undef __le32 |
| 116 | + |
| 117 | +#endif |
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