/* * This file is auto-generated. Modifications will be lost. * * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ * for more information. */ #ifndef _UAPI_LINUX_MSDOS_FS_H #define _UAPI_LINUX_MSDOS_FS_H #include #include #include #ifndef SECTOR_SIZE #define SECTOR_SIZE 512 #endif #define SECTOR_BITS 9 #define MSDOS_DPB (MSDOS_DPS) #define MSDOS_DPB_BITS 4 #define MSDOS_DPS (SECTOR_SIZE / sizeof(struct msdos_dir_entry)) #define MSDOS_DPS_BITS 4 #define MSDOS_LONGNAME 256 #define CF_LE_W(v) le16_to_cpu(v) #define CF_LE_L(v) le32_to_cpu(v) #define CT_LE_W(v) cpu_to_le16(v) #define CT_LE_L(v) cpu_to_le32(v) #define MSDOS_ROOT_INO 1 #define MSDOS_FSINFO_INO 2 #define MSDOS_DIR_BITS 5 #define FAT_MAX_DIR_ENTRIES (65536) #define FAT_MAX_DIR_SIZE (FAT_MAX_DIR_ENTRIES << MSDOS_DIR_BITS) #define ATTR_NONE 0 #define ATTR_RO 1 #define ATTR_HIDDEN 2 #define ATTR_SYS 4 #define ATTR_VOLUME 8 #define ATTR_DIR 16 #define ATTR_ARCH 32 #define ATTR_UNUSED (ATTR_VOLUME | ATTR_ARCH | ATTR_SYS | ATTR_HIDDEN) #define ATTR_EXT (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME) #define CASE_LOWER_BASE 8 #define CASE_LOWER_EXT 16 #define DELETED_FLAG 0xe5 #define IS_FREE(n) (! * (n) || * (n) == DELETED_FLAG) #define FAT_LFN_LEN 255 #define MSDOS_NAME 11 #define MSDOS_SLOTS 21 #define MSDOS_DOT ". " #define MSDOS_DOTDOT ".. " #define FAT_START_ENT 2 #define MAX_FAT12 0xFF4 #define MAX_FAT16 0xFFF4 #define MAX_FAT32 0x0FFFFFF6 #define BAD_FAT12 0xFF7 #define BAD_FAT16 0xFFF7 #define BAD_FAT32 0x0FFFFFF7 #define EOF_FAT12 0xFFF #define EOF_FAT16 0xFFFF #define EOF_FAT32 0x0FFFFFFF #define FAT_ENT_FREE (0) #define FAT_ENT_BAD (BAD_FAT32) #define FAT_ENT_EOF (EOF_FAT32) #define FAT_FSINFO_SIG1 0x41615252 #define FAT_FSINFO_SIG2 0x61417272 #define IS_FSINFO(x) (le32_to_cpu((x)->signature1) == FAT_FSINFO_SIG1 && le32_to_cpu((x)->signature2) == FAT_FSINFO_SIG2) #define FAT_STATE_DIRTY 0x01 struct __fat_dirent { long d_ino; __kernel_off_t d_off; unsigned short d_reclen; char d_name[256]; }; #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct __fat_dirent[2]) #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct __fat_dirent[2]) #define FAT_IOCTL_GET_ATTRIBUTES _IOR('r', 0x10, __u32) #define FAT_IOCTL_SET_ATTRIBUTES _IOW('r', 0x11, __u32) #define FAT_IOCTL_GET_VOLUME_ID _IOR('r', 0x13, __u32) struct fat_boot_sector { __u8 ignored[3]; __u8 system_id[8]; __u8 sector_size[2]; __u8 sec_per_clus; __le16 reserved; __u8 fats; __u8 dir_entries[2]; __u8 sectors[2]; __u8 media; __le16 fat_length; __le16 secs_track; __le16 heads; __le32 hidden; __le32 total_sect; union { struct { __u8 drive_number; __u8 state; __u8 signature; __u8 vol_id[4]; __u8 vol_label[MSDOS_NAME]; __u8 fs_type[8]; } fat16; struct { __le32 length; __le16 flags; __u8 version[2]; __le32 root_cluster; __le16 info_sector; __le16 backup_boot; __le16 reserved2[6]; __u8 drive_number; __u8 state; __u8 signature; __u8 vol_id[4]; __u8 vol_label[MSDOS_NAME]; __u8 fs_type[8]; } fat32; }; }; struct fat_boot_fsinfo { __le32 signature1; __le32 reserved1[120]; __le32 signature2; __le32 free_clusters; __le32 next_cluster; __le32 reserved2[4]; }; struct msdos_dir_entry { __u8 name[MSDOS_NAME]; __u8 attr; __u8 lcase; __u8 ctime_cs; __le16 ctime; __le16 cdate; __le16 adate; __le16 starthi; __le16 time, date, start; __le32 size; }; struct msdos_dir_slot { __u8 id; __u8 name0_4[10]; __u8 attr; __u8 reserved; __u8 alias_checksum; __u8 name5_10[12]; __le16 start; __u8 name11_12[4]; }; #endif