/* * udf_fs_sb.h * * This include file is for the Linux kernel/module. * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: * ftp://prep.ai.mit.edu/pub/gnu/GPL * Each contributing author retains all rights to their own work. */ #ifndef _UDF_FS_SB_H #define _UDF_FS_SB_H 1 #include <asm/semaphore.h> #pragma pack(1) #define UDF_MAX_BLOCK_LOADED 8 #define UDF_TYPE1_MAP15 0x1511U #define UDF_VIRTUAL_MAP15 0x1512U #define UDF_VIRTUAL_MAP20 0x2012U #define UDF_SPARABLE_MAP15 0x1522U struct udf_sparing_data { __u16 s_packet_len; struct buffer_head *s_spar_map[4]; }; struct udf_virtual_data { __u32 s_num_entries; __u16 s_start_offset; }; struct udf_bitmap { __u32 s_extLength; __u32 s_extPosition; __u16 s_nr_groups; struct buffer_head **s_block_bitmap; }; struct udf_part_map { union { struct udf_bitmap *s_bitmap; struct inode *s_table; } s_uspace; union { struct udf_bitmap *s_bitmap; struct inode *s_table; } s_fspace; __u32 s_partition_root; __u32 s_partition_len; __u16 s_partition_type; __u16 s_partition_num; union { struct udf_sparing_data s_sparing; struct udf_virtual_data s_virtual; } s_type_specific; __u32 (*s_partition_func)(struct super_block *, __u32, __u16, __u32); __u16 s_volumeseqnum; __u16 s_partition_flags; }; #pragma pack() struct udf_sb_info { struct udf_part_map *s_partmaps; __u8 s_volident[32]; /* Overall info */ __u16 s_partitions; __u16 s_partition; /* Sector headers */ __s32 s_session; __u32 s_anchor[4]; __u32 s_lastblock; struct buffer_head *s_lvidbh; /* Default permissions */ mode_t s_umask; gid_t s_gid; uid_t s_uid; /* Root Info */ struct timespec s_recordtime; /* Fileset Info */ __u16 s_serialnum; /* highest UDF revision we have recorded to this media */ __u16 s_udfrev; /* Miscellaneous flags */ __u32 s_flags; /* Encoding info */ struct nls_table *s_nls_map; /* VAT inode */ struct inode *s_vat; struct semaphore s_alloc_sem; }; #endif /* _UDF_FS_SB_H */