udf_fs_i.h
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上传日期:2009-04-28
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文件大小:2k
- /*
- * udf_fs_i.h
- *
- * This file is intended for the Linux kernel/module.
- *
- * CONTACTS
- * E-mail regarding any portion of the Linux UDF file system should be
- * directed to the development team mailing list (run by majordomo):
- * linux_udf@hpesjro.fc.hp.com
- *
- * 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_I_H
- #define _UDF_FS_I_H 1
- #ifdef __KERNEL__
- #ifndef _ECMA_167_H
- typedef struct
- {
- __u32 logicalBlockNum;
- __u16 partitionReferenceNum;
- } __attribute__ ((packed)) lb_addr;
- typedef struct
- {
- __u32 extLength;
- __u32 extPosition;
- } __attribute__ ((packed)) short_ad;
- typedef struct
- {
- __u32 extLength;
- lb_addr extLocation;
- __u8 impUse[6];
- } __attribute__ ((packed)) long_ad;
- #endif
- struct udf_inode_info
- {
- struct timespec i_crtime;
- /* Physical address of inode */
- kernel_lb_addr i_location;
- __u64 i_unique;
- __u32 i_lenEAttr;
- __u32 i_lenAlloc;
- __u64 i_lenExtents;
- __u32 i_next_alloc_block;
- __u32 i_next_alloc_goal;
- unsigned i_alloc_type : 3;
- unsigned i_efe : 1;
- unsigned i_use : 1;
- unsigned i_strat4096 : 1;
- unsigned reserved : 26;
- union
- {
- short_ad *i_sad;
- long_ad *i_lad;
- __u8 *i_data;
- } i_ext;
- struct inode vfs_inode;
- };
- #endif
- /* exported IOCTLs, we have 'l', 0x40-0x7f */
- #define UDF_GETEASIZE _IOR('l', 0x40, int)
- #define UDF_GETEABLOCK _IOR('l', 0x41, void *)
- #define UDF_GETVOLIDENT _IOR('l', 0x42, void *)
- #define UDF_RELOCATE_BLOCKS _IOWR('l', 0x43, long)
- #endif /* _UDF_FS_I_H */