diff options
author | Mike Lockwood <lockwood@android.com> | 2008-03-15 13:29:36 -0400 |
---|---|---|
committer | Arve Hjønnevåg <arve@android.com> | 2013-07-01 13:40:20 -0700 |
commit | 68d0e19e91b0904a707073a20a2edd63b9b2d264 (patch) | |
tree | 00a10cbc935dcfe3797949cde9a3b187bbec1777 /include/uapi | |
parent | 5a5f2f9219cf1df0cbd14542c5c709e34653d7f9 (diff) |
FAT: Add new ioctl VFAT_IOCTL_GET_VOLUME_ID for reading the volume ID.
Signed-off-by: Brian Swetland <swetland@google.com>
Diffstat (limited to 'include/uapi')
-rw-r--r-- | include/uapi/linux/msdos_fs.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/uapi/linux/msdos_fs.h b/include/uapi/linux/msdos_fs.h index f055e58b314..db4ae0cd16c 100644 --- a/include/uapi/linux/msdos_fs.h +++ b/include/uapi/linux/msdos_fs.h @@ -104,6 +104,7 @@ struct __fat_dirent { /* <linux/videotext.h> has used 0x72 ('r') in collision, so skip a few */ #define FAT_IOCTL_GET_ATTRIBUTES _IOR('r', 0x10, __u32) #define FAT_IOCTL_SET_ATTRIBUTES _IOW('r', 0x11, __u32) +#define VFAT_IOCTL_GET_VOLUME_ID _IOR('r', 0x12, __u32) struct fat_boot_sector { __u8 ignored[3]; /* Boot strap short or near jump */ @@ -161,6 +162,17 @@ struct fat_boot_fsinfo { __le32 reserved2[4]; }; +struct fat_boot_bsx { + __u8 drive; /* drive number */ + __u8 reserved1; + __u8 signature; /* extended boot signature */ + __u8 vol_id[4]; /* volume ID */ + __u8 vol_label[11]; /* volume label */ + __u8 type[8]; /* file system type */ +}; +#define FAT16_BSX_OFFSET 36 /* offset of fat_boot_bsx in FAT12 and FAT16 */ +#define FAT32_BSX_OFFSET 64 /* offset of fat_boot_bsx in FAT32 */ + struct msdos_dir_entry { __u8 name[MSDOS_NAME];/* name and extension */ __u8 attr; /* attribute bits */ |