1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ***   To edit the content of this header, modify the corresponding
11 ***   source file (e.g. under external/kernel-headers/original/) then
12 ***   run bionic/libc/kernel/tools/update_all.py
13 ***
14 ***   Any manual change here will be lost the next time this script will
15 ***   be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
19#ifndef _UAPI_LINUX_FS_H
20#define _UAPI_LINUX_FS_H
21#include <linux/limits.h>
22#include <linux/ioctl.h>
23#include <linux/types.h>
24#undef NR_OPEN
25#define INR_OPEN_CUR 1024
26#define INR_OPEN_MAX 4096
27#define BLOCK_SIZE_BITS 10
28#define BLOCK_SIZE (1 << BLOCK_SIZE_BITS)
29#define SEEK_SET 0
30#define SEEK_CUR 1
31#define SEEK_END 2
32#define SEEK_DATA 3
33#define SEEK_HOLE 4
34#define SEEK_MAX SEEK_HOLE
35#define RENAME_NOREPLACE (1 << 0)
36#define RENAME_EXCHANGE (1 << 1)
37#define RENAME_WHITEOUT (1 << 2)
38struct file_clone_range {
39  __s64 src_fd;
40  __u64 src_offset;
41  __u64 src_length;
42  __u64 dest_offset;
43};
44struct fstrim_range {
45  __u64 start;
46  __u64 len;
47  __u64 minlen;
48};
49#define FILE_DEDUPE_RANGE_SAME 0
50#define FILE_DEDUPE_RANGE_DIFFERS 1
51struct file_dedupe_range_info {
52  __s64 dest_fd;
53  __u64 dest_offset;
54  __u64 bytes_deduped;
55  __s32 status;
56  __u32 reserved;
57};
58struct file_dedupe_range {
59  __u64 src_offset;
60  __u64 src_length;
61  __u16 dest_count;
62  __u16 reserved1;
63  __u32 reserved2;
64  struct file_dedupe_range_info info[0];
65};
66struct files_stat_struct {
67  unsigned long nr_files;
68  unsigned long nr_free_files;
69  unsigned long max_files;
70};
71struct inodes_stat_t {
72  long nr_inodes;
73  long nr_unused;
74  long dummy[5];
75};
76#define NR_FILE 8192
77#define MS_RDONLY 1
78#define MS_NOSUID 2
79#define MS_NODEV 4
80#define MS_NOEXEC 8
81#define MS_SYNCHRONOUS 16
82#define MS_REMOUNT 32
83#define MS_MANDLOCK 64
84#define MS_DIRSYNC 128
85#define MS_NOATIME 1024
86#define MS_NODIRATIME 2048
87#define MS_BIND 4096
88#define MS_MOVE 8192
89#define MS_REC 16384
90#define MS_VERBOSE 32768
91#define MS_SILENT 32768
92#define MS_POSIXACL (1 << 16)
93#define MS_UNBINDABLE (1 << 17)
94#define MS_PRIVATE (1 << 18)
95#define MS_SLAVE (1 << 19)
96#define MS_SHARED (1 << 20)
97#define MS_RELATIME (1 << 21)
98#define MS_KERNMOUNT (1 << 22)
99#define MS_I_VERSION (1 << 23)
100#define MS_STRICTATIME (1 << 24)
101#define MS_LAZYTIME (1 << 25)
102#define MS_SUBMOUNT (1 << 26)
103#define MS_NOREMOTELOCK (1 << 27)
104#define MS_NOSEC (1 << 28)
105#define MS_BORN (1 << 29)
106#define MS_ACTIVE (1 << 30)
107#define MS_NOUSER (1 << 31)
108#define MS_RMT_MASK (MS_RDONLY | MS_SYNCHRONOUS | MS_MANDLOCK | MS_I_VERSION | MS_LAZYTIME)
109#define MS_MGC_VAL 0xC0ED0000
110#define MS_MGC_MSK 0xffff0000
111struct fsxattr {
112  __u32 fsx_xflags;
113  __u32 fsx_extsize;
114  __u32 fsx_nextents;
115  __u32 fsx_projid;
116  __u32 fsx_cowextsize;
117  unsigned char fsx_pad[8];
118};
119#define FS_XFLAG_REALTIME 0x00000001
120#define FS_XFLAG_PREALLOC 0x00000002
121#define FS_XFLAG_IMMUTABLE 0x00000008
122#define FS_XFLAG_APPEND 0x00000010
123#define FS_XFLAG_SYNC 0x00000020
124#define FS_XFLAG_NOATIME 0x00000040
125#define FS_XFLAG_NODUMP 0x00000080
126#define FS_XFLAG_RTINHERIT 0x00000100
127#define FS_XFLAG_PROJINHERIT 0x00000200
128#define FS_XFLAG_NOSYMLINKS 0x00000400
129#define FS_XFLAG_EXTSIZE 0x00000800
130#define FS_XFLAG_EXTSZINHERIT 0x00001000
131#define FS_XFLAG_NODEFRAG 0x00002000
132#define FS_XFLAG_FILESTREAM 0x00004000
133#define FS_XFLAG_DAX 0x00008000
134#define FS_XFLAG_COWEXTSIZE 0x00010000
135#define FS_XFLAG_HASATTR 0x80000000
136#define BLKROSET _IO(0x12, 93)
137#define BLKROGET _IO(0x12, 94)
138#define BLKRRPART _IO(0x12, 95)
139#define BLKGETSIZE _IO(0x12, 96)
140#define BLKFLSBUF _IO(0x12, 97)
141#define BLKRASET _IO(0x12, 98)
142#define BLKRAGET _IO(0x12, 99)
143#define BLKFRASET _IO(0x12, 100)
144#define BLKFRAGET _IO(0x12, 101)
145#define BLKSECTSET _IO(0x12, 102)
146#define BLKSECTGET _IO(0x12, 103)
147#define BLKSSZGET _IO(0x12, 104)
148#define BLKBSZGET _IOR(0x12, 112, size_t)
149#define BLKBSZSET _IOW(0x12, 113, size_t)
150#define BLKGETSIZE64 _IOR(0x12, 114, size_t)
151#define BLKTRACESETUP _IOWR(0x12, 115, struct blk_user_trace_setup)
152#define BLKTRACESTART _IO(0x12, 116)
153#define BLKTRACESTOP _IO(0x12, 117)
154#define BLKTRACETEARDOWN _IO(0x12, 118)
155#define BLKDISCARD _IO(0x12, 119)
156#define BLKIOMIN _IO(0x12, 120)
157#define BLKIOOPT _IO(0x12, 121)
158#define BLKALIGNOFF _IO(0x12, 122)
159#define BLKPBSZGET _IO(0x12, 123)
160#define BLKDISCARDZEROES _IO(0x12, 124)
161#define BLKSECDISCARD _IO(0x12, 125)
162#define BLKROTATIONAL _IO(0x12, 126)
163#define BLKZEROOUT _IO(0x12, 127)
164#define BMAP_IOCTL 1
165#define FIBMAP _IO(0x00, 1)
166#define FIGETBSZ _IO(0x00, 2)
167#define FIFREEZE _IOWR('X', 119, int)
168#define FITHAW _IOWR('X', 120, int)
169#define FITRIM _IOWR('X', 121, struct fstrim_range)
170#define FICLONE _IOW(0x94, 9, int)
171#define FICLONERANGE _IOW(0x94, 13, struct file_clone_range)
172#define FIDEDUPERANGE _IOWR(0x94, 54, struct file_dedupe_range)
173#define FS_IOC_GETFLAGS _IOR('f', 1, long)
174#define FS_IOC_SETFLAGS _IOW('f', 2, long)
175#define FS_IOC_GETVERSION _IOR('v', 1, long)
176#define FS_IOC_SETVERSION _IOW('v', 2, long)
177#define FS_IOC_FIEMAP _IOWR('f', 11, struct fiemap)
178#define FS_IOC32_GETFLAGS _IOR('f', 1, int)
179#define FS_IOC32_SETFLAGS _IOW('f', 2, int)
180#define FS_IOC32_GETVERSION _IOR('v', 1, int)
181#define FS_IOC32_SETVERSION _IOW('v', 2, int)
182#define FS_IOC_FSGETXATTR _IOR('X', 31, struct fsxattr)
183#define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr)
184#define FS_KEY_DESCRIPTOR_SIZE 8
185#define FS_POLICY_FLAGS_PAD_4 0x00
186#define FS_POLICY_FLAGS_PAD_8 0x01
187#define FS_POLICY_FLAGS_PAD_16 0x02
188#define FS_POLICY_FLAGS_PAD_32 0x03
189#define FS_POLICY_FLAGS_PAD_MASK 0x03
190#define FS_POLICY_FLAGS_VALID 0x03
191#define FS_ENCRYPTION_MODE_INVALID 0
192#define FS_ENCRYPTION_MODE_AES_256_XTS 1
193#define FS_ENCRYPTION_MODE_AES_256_GCM 2
194#define FS_ENCRYPTION_MODE_AES_256_CBC 3
195#define FS_ENCRYPTION_MODE_AES_256_CTS 4
196#define FS_ENCRYPTION_MODE_AES_128_CBC 5
197#define FS_ENCRYPTION_MODE_AES_128_CTS 6
198struct fscrypt_policy {
199  __u8 version;
200  __u8 contents_encryption_mode;
201  __u8 filenames_encryption_mode;
202  __u8 flags;
203  __u8 master_key_descriptor[FS_KEY_DESCRIPTOR_SIZE];
204};
205#define FS_IOC_SET_ENCRYPTION_POLICY _IOR('f', 19, struct fscrypt_policy)
206#define FS_IOC_GET_ENCRYPTION_PWSALT _IOW('f', 20, __u8[16])
207#define FS_IOC_GET_ENCRYPTION_POLICY _IOW('f', 21, struct fscrypt_policy)
208#define FS_KEY_DESC_PREFIX "fscrypt:"
209#define FS_KEY_DESC_PREFIX_SIZE 8
210#define FS_MAX_KEY_SIZE 64
211struct fscrypt_key {
212  __u32 mode;
213  __u8 raw[FS_MAX_KEY_SIZE];
214  __u32 size;
215};
216#define FS_SECRM_FL 0x00000001
217#define FS_UNRM_FL 0x00000002
218#define FS_COMPR_FL 0x00000004
219#define FS_SYNC_FL 0x00000008
220#define FS_IMMUTABLE_FL 0x00000010
221#define FS_APPEND_FL 0x00000020
222#define FS_NODUMP_FL 0x00000040
223#define FS_NOATIME_FL 0x00000080
224#define FS_DIRTY_FL 0x00000100
225#define FS_COMPRBLK_FL 0x00000200
226#define FS_NOCOMP_FL 0x00000400
227#define FS_ENCRYPT_FL 0x00000800
228#define FS_BTREE_FL 0x00001000
229#define FS_INDEX_FL 0x00001000
230#define FS_IMAGIC_FL 0x00002000
231#define FS_JOURNAL_DATA_FL 0x00004000
232#define FS_NOTAIL_FL 0x00008000
233#define FS_DIRSYNC_FL 0x00010000
234#define FS_TOPDIR_FL 0x00020000
235#define FS_HUGE_FILE_FL 0x00040000
236#define FS_EXTENT_FL 0x00080000
237#define FS_EA_INODE_FL 0x00200000
238#define FS_EOFBLOCKS_FL 0x00400000
239#define FS_NOCOW_FL 0x00800000
240#define FS_INLINE_DATA_FL 0x10000000
241#define FS_PROJINHERIT_FL 0x20000000
242#define FS_RESERVED_FL 0x80000000
243#define FS_FL_USER_VISIBLE 0x0003DFFF
244#define FS_FL_USER_MODIFIABLE 0x000380FF
245#define SYNC_FILE_RANGE_WAIT_BEFORE 1
246#define SYNC_FILE_RANGE_WRITE 2
247#define SYNC_FILE_RANGE_WAIT_AFTER 4
248typedef int __bitwise __kernel_rwf_t;
249#define RWF_HIPRI ((__force __kernel_rwf_t) 0x00000001)
250#define RWF_DSYNC ((__force __kernel_rwf_t) 0x00000002)
251#define RWF_SYNC ((__force __kernel_rwf_t) 0x00000004)
252#define RWF_NOWAIT ((__force __kernel_rwf_t) 0x00000008)
253#define RWF_SUPPORTED (RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT)
254#endif
255