diff options
Diffstat (limited to 'include/bb_e2fs_defs.h')
| -rw-r--r-- | include/bb_e2fs_defs.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/bb_e2fs_defs.h b/include/bb_e2fs_defs.h index 3f5e3c4..2d72288 100644 --- a/include/bb_e2fs_defs.h +++ b/include/bb_e2fs_defs.h @@ -195,6 +195,18 @@ struct ext2_dx_countlimit { #define EXT2_IOC_SETFLAGS _IOW('f', 2, long) #define EXT2_IOC_GETVERSION _IOR('v', 1, long) #define EXT2_IOC_SETVERSION _IOW('v', 2, long) +//NB: despite "long" in defs above, these ioctls use an _int_! +//passing them a pointer to long will read/write only int-sized data! +struct ext2_fsxattr { + uint32_t fsx_xflags; /* xflags field value (get/set) */ + uint32_t fsx_extsize; /* extsize field value (get/set)*/ + uint32_t fsx_nextents; /* nextents field value (get) */ + uint32_t fsx_projid; /* project identifier (get/set) */ + uint32_t fsx_cowextsize; /* CoW extsize field value (get/set)*/ + unsigned char fsx_pad[8]; +}; +#define EXT2_IOC_FSGETXATTR _IOR('X', 31, struct ext2_fsxattr) +#define EXT2_IOC_FSSETXATTR _IOW('X', 32, struct ext2_fsxattr) /* * Structure of an inode on the disk |