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_MSDOS_FS_H
20 #define _UAPI_LINUX_MSDOS_FS_H
21 #include <linux/types.h>
22 #include <linux/magic.h>
23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
24 #include <asm/byteorder.h>
25 #define SECTOR_SIZE 512
26 #define SECTOR_BITS 9
27 #define MSDOS_DPB (MSDOS_DPS)
28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
29 #define MSDOS_DPB_BITS 4
30 #define MSDOS_DPS (SECTOR_SIZE / sizeof(struct msdos_dir_entry))
31 #define MSDOS_DPS_BITS 4
32 #define MSDOS_LONGNAME 256
33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
34 #define CF_LE_W(v) le16_to_cpu(v)
35 #define CF_LE_L(v) le32_to_cpu(v)
36 #define CT_LE_W(v) cpu_to_le16(v)
37 #define CT_LE_L(v) cpu_to_le32(v)
38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
39 #define MSDOS_ROOT_INO 1
40 #define MSDOS_FSINFO_INO 2
41 #define MSDOS_DIR_BITS 5
42 #define FAT_MAX_DIR_ENTRIES (65536)
43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
44 #define FAT_MAX_DIR_SIZE (FAT_MAX_DIR_ENTRIES << MSDOS_DIR_BITS)
45 #define ATTR_NONE 0
46 #define ATTR_RO 1
47 #define ATTR_HIDDEN 2
48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
49 #define ATTR_SYS 4
50 #define ATTR_VOLUME 8
51 #define ATTR_DIR 16
52 #define ATTR_ARCH 32
53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
54 #define ATTR_UNUSED (ATTR_VOLUME | ATTR_ARCH | ATTR_SYS | ATTR_HIDDEN)
55 #define ATTR_EXT (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)
56 #define CASE_LOWER_BASE 8
57 #define CASE_LOWER_EXT 16
58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
59 #define DELETED_FLAG 0xe5
60 #define IS_FREE(n) (! * (n) || * (n) == DELETED_FLAG)
61 #define FAT_LFN_LEN 255
62 #define MSDOS_NAME 11
63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
64 #define MSDOS_SLOTS 21
65 #define MSDOS_DOT ".          "
66 #define MSDOS_DOTDOT "..         "
67 #define FAT_FIRST_ENT(s,x) ((MSDOS_SB(s)->fat_bits == 32 ? 0x0FFFFF00 : MSDOS_SB(s)->fat_bits == 16 ? 0xFF00 : 0xF00) | (x))
68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
69 #define FAT_START_ENT 2
70 #define MAX_FAT12 0xFF4
71 #define MAX_FAT16 0xFFF4
72 #define MAX_FAT32 0x0FFFFFF6
73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
74 #define MAX_FAT(s) (MSDOS_SB(s)->fat_bits == 32 ? MAX_FAT32 : MSDOS_SB(s)->fat_bits == 16 ? MAX_FAT16 : MAX_FAT12)
75 #define BAD_FAT12 0xFF7
76 #define BAD_FAT16 0xFFF7
77 #define BAD_FAT32 0x0FFFFFF7
78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
79 #define EOF_FAT12 0xFFF
80 #define EOF_FAT16 0xFFFF
81 #define EOF_FAT32 0x0FFFFFFF
82 #define FAT_ENT_FREE (0)
83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
84 #define FAT_ENT_BAD (BAD_FAT32)
85 #define FAT_ENT_EOF (EOF_FAT32)
86 #define FAT_FSINFO_SIG1 0x41615252
87 #define FAT_FSINFO_SIG2 0x61417272
88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
89 #define IS_FSINFO(x) (le32_to_cpu((x)->signature1) == FAT_FSINFO_SIG1 && le32_to_cpu((x)->signature2) == FAT_FSINFO_SIG2)
90 #define FAT_STATE_DIRTY 0x01
91 struct __fat_dirent {
92   long d_ino;
93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
94   __kernel_off_t d_off;
95   unsigned short d_reclen;
96   char d_name[256];
97 };
98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
99 #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct __fat_dirent[2])
100 #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct __fat_dirent[2])
101 #define FAT_IOCTL_GET_ATTRIBUTES _IOR('r', 0x10, __u32)
102 #define FAT_IOCTL_SET_ATTRIBUTES _IOW('r', 0x11, __u32)
103 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
104 #define FAT_IOCTL_GET_VOLUME_ID _IOR('r', 0x13, __u32)
105 struct fat_boot_sector {
106   __u8 ignored[3];
107   __u8 system_id[8];
108 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
109   __u8 sector_size[2];
110   __u8 sec_per_clus;
111   __le16 reserved;
112   __u8 fats;
113 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
114   __u8 dir_entries[2];
115   __u8 sectors[2];
116   __u8 media;
117   __le16 fat_length;
118 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
119   __le16 secs_track;
120   __le16 heads;
121   __le32 hidden;
122   __le32 total_sect;
123 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
124   union {
125     struct {
126       __u8 drive_number;
127       __u8 state;
128 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
129       __u8 signature;
130       __u8 vol_id[4];
131       __u8 vol_label[11];
132       __u8 fs_type[8];
133 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
134     } fat16;
135     struct {
136       __le32 length;
137       __le16 flags;
138 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
139       __u8 version[2];
140       __le32 root_cluster;
141       __le16 info_sector;
142       __le16 backup_boot;
143 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
144       __le16 reserved2[6];
145       __u8 drive_number;
146       __u8 state;
147       __u8 signature;
148 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
149       __u8 vol_id[4];
150       __u8 vol_label[11];
151       __u8 fs_type[8];
152     } fat32;
153 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
154   };
155 };
156 struct fat_boot_fsinfo {
157   __le32 signature1;
158 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
159   __le32 reserved1[120];
160   __le32 signature2;
161   __le32 free_clusters;
162   __le32 next_cluster;
163 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
164   __le32 reserved2[4];
165 };
166 struct msdos_dir_entry {
167   __u8 name[MSDOS_NAME];
168 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
169   __u8 attr;
170   __u8 lcase;
171   __u8 ctime_cs;
172   __le16 ctime;
173 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
174   __le16 cdate;
175   __le16 adate;
176   __le16 starthi;
177   __le16 time, date, start;
178 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
179   __le32 size;
180 };
181 struct msdos_dir_slot {
182   __u8 id;
183 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
184   __u8 name0_4[10];
185   __u8 attr;
186   __u8 reserved;
187   __u8 alias_checksum;
188 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
189   __u8 name5_10[12];
190   __le16 start;
191   __u8 name11_12[4];
192 };
193 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
194 #endif
195