udfdecl.h 6.5 KB

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  1. #ifndef __UDF_DECL_H
  2. #define __UDF_DECL_H
  3. #include <linux/udf_fs.h>
  4. #include "ecma_167.h"
  5. #include "osta_udf.h"
  6. #include <linux/fs.h>
  7. #include <linux/types.h>
  8. #include <linux/udf_fs_i.h>
  9. #include <linux/udf_fs_sb.h>
  10. #include <linux/buffer_head.h>
  11. #include "udfend.h"
  12. #define udf_fixed_to_variable(x) ( ( ( (x) >> 5 ) * 39 ) + ( (x) & 0x0000001F ) )
  13. #define udf_variable_to_fixed(x) ( ( ( (x) / 39 ) << 5 ) + ( (x) % 39 ) )
  14. #define UDF_EXTENT_LENGTH_MASK 0x3FFFFFFF
  15. #define UDF_EXTENT_FLAG_MASK 0xC0000000
  16. #define UDF_NAME_PAD 4
  17. #define UDF_NAME_LEN 256
  18. #define UDF_PATH_LEN 1023
  19. #define udf_file_entry_alloc_offset(inode)\
  20. (UDF_I_USE(inode) ?\
  21. sizeof(struct unallocSpaceEntry) :\
  22. ((UDF_I_EFE(inode) ?\
  23. sizeof(struct extendedFileEntry) :\
  24. sizeof(struct fileEntry)) + UDF_I_LENEATTR(inode)))
  25. #define udf_ext0_offset(inode)\
  26. (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB ?\
  27. udf_file_entry_alloc_offset(inode) : 0)
  28. #define udf_get_lb_pblock(sb,loc,offset) udf_get_pblock((sb), (loc).logicalBlockNum, (loc).partitionReferenceNum, (offset))
  29. struct dentry;
  30. struct inode;
  31. struct task_struct;
  32. struct buffer_head;
  33. struct super_block;
  34. extern const struct inode_operations udf_dir_inode_operations;
  35. extern const struct file_operations udf_dir_operations;
  36. extern const struct inode_operations udf_file_inode_operations;
  37. extern const struct file_operations udf_file_operations;
  38. extern const struct address_space_operations udf_aops;
  39. extern const struct address_space_operations udf_adinicb_aops;
  40. extern const struct address_space_operations udf_symlink_aops;
  41. struct udf_fileident_bh
  42. {
  43. struct buffer_head *sbh;
  44. struct buffer_head *ebh;
  45. int soffset;
  46. int eoffset;
  47. };
  48. struct udf_vds_record
  49. {
  50. uint32_t block;
  51. uint32_t volDescSeqNum;
  52. };
  53. struct generic_desc
  54. {
  55. tag descTag;
  56. __le32 volDescSeqNum;
  57. };
  58. struct ustr
  59. {
  60. uint8_t u_cmpID;
  61. uint8_t u_name[UDF_NAME_LEN-2];
  62. uint8_t u_len;
  63. };
  64. /* super.c */
  65. extern void udf_error(struct super_block *, const char *, const char *, ...);
  66. extern void udf_warning(struct super_block *, const char *, const char *, ...);
  67. /* namei.c */
  68. extern int udf_write_fi(struct inode *inode, struct fileIdentDesc *, struct fileIdentDesc *, struct udf_fileident_bh *, uint8_t *, uint8_t *);
  69. /* file.c */
  70. extern int udf_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
  71. /* inode.c */
  72. extern struct inode *udf_iget(struct super_block *, kernel_lb_addr);
  73. extern int udf_sync_inode(struct inode *);
  74. extern void udf_expand_file_adinicb(struct inode *, int, int *);
  75. extern struct buffer_head * udf_expand_dir_adinicb(struct inode *, int *, int *);
  76. extern struct buffer_head * udf_bread(struct inode *, int, int, int *);
  77. extern void udf_truncate(struct inode *);
  78. extern void udf_read_inode(struct inode *);
  79. extern void udf_delete_inode(struct inode *);
  80. extern void udf_clear_inode(struct inode *);
  81. extern int udf_write_inode(struct inode *, int);
  82. extern long udf_block_map(struct inode *, long);
  83. extern int8_t inode_bmap(struct inode *, int, kernel_lb_addr *, uint32_t *, kernel_lb_addr *, uint32_t *, uint32_t *, struct buffer_head **);
  84. extern int8_t udf_add_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr, uint32_t, struct buffer_head **, int);
  85. extern int8_t udf_write_aext(struct inode *, kernel_lb_addr, int *, kernel_lb_addr, uint32_t, struct buffer_head *, int);
  86. extern int8_t udf_delete_aext(struct inode *, kernel_lb_addr, int, kernel_lb_addr, uint32_t, struct buffer_head *);
  87. extern int8_t udf_next_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr *, uint32_t *, struct buffer_head **, int);
  88. extern int8_t udf_current_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr *, uint32_t *, struct buffer_head **, int);
  89. /* misc.c */
  90. extern struct buffer_head *udf_tgetblk(struct super_block *, int);
  91. extern struct buffer_head *udf_tread(struct super_block *, int);
  92. extern struct genericFormat *udf_add_extendedattr(struct inode *, uint32_t, uint32_t, uint8_t);
  93. extern struct genericFormat *udf_get_extendedattr(struct inode *, uint32_t, uint8_t);
  94. extern struct buffer_head *udf_read_tagged(struct super_block *, uint32_t, uint32_t, uint16_t *);
  95. extern struct buffer_head *udf_read_ptagged(struct super_block *, kernel_lb_addr, uint32_t, uint16_t *);
  96. extern void udf_release_data(struct buffer_head *);
  97. extern void udf_update_tag(char *, int);
  98. extern void udf_new_tag(char *, uint16_t, uint16_t, uint16_t, uint32_t, int);
  99. /* lowlevel.c */
  100. extern unsigned int udf_get_last_session(struct super_block *);
  101. extern unsigned long udf_get_last_block(struct super_block *);
  102. /* partition.c */
  103. extern uint32_t udf_get_pblock(struct super_block *, uint32_t, uint16_t, uint32_t);
  104. extern uint32_t udf_get_pblock_virt15(struct super_block *, uint32_t, uint16_t, uint32_t);
  105. extern uint32_t udf_get_pblock_virt20(struct super_block *, uint32_t, uint16_t, uint32_t);
  106. extern uint32_t udf_get_pblock_spar15(struct super_block *, uint32_t, uint16_t, uint32_t);
  107. extern int udf_relocate_blocks(struct super_block *, long, long *);
  108. /* unicode.c */
  109. extern int udf_get_filename(struct super_block *, uint8_t *, uint8_t *, int);
  110. extern int udf_put_filename(struct super_block *, const uint8_t *, uint8_t *, int);
  111. extern int udf_build_ustr(struct ustr *, dstring *, int);
  112. extern int udf_CS0toUTF8(struct ustr *, struct ustr *);
  113. /* ialloc.c */
  114. extern void udf_free_inode(struct inode *);
  115. extern struct inode * udf_new_inode (struct inode *, int, int *);
  116. /* truncate.c */
  117. extern void udf_discard_prealloc(struct inode *);
  118. extern void udf_truncate_extents(struct inode *);
  119. /* balloc.c */
  120. extern void udf_free_blocks(struct super_block *, struct inode *, kernel_lb_addr, uint32_t, uint32_t);
  121. extern int udf_prealloc_blocks(struct super_block *, struct inode *, uint16_t, uint32_t, uint32_t);
  122. extern int udf_new_block(struct super_block *, struct inode *, uint16_t, uint32_t, int *);
  123. /* fsync.c */
  124. extern int udf_fsync_file(struct file *, struct dentry *, int);
  125. /* directory.c */
  126. extern struct fileIdentDesc * udf_fileident_read(struct inode *, loff_t *, struct udf_fileident_bh *, struct fileIdentDesc *, kernel_lb_addr *, uint32_t *, kernel_lb_addr *, uint32_t *, uint32_t *, struct buffer_head **);
  127. extern struct fileIdentDesc * udf_get_fileident(void * buffer, int bufsize, int * offset);
  128. extern long_ad * udf_get_filelongad(uint8_t *, int, int *, int);
  129. extern short_ad * udf_get_fileshortad(uint8_t *, int, int *, int);
  130. /* crc.c */
  131. extern uint16_t udf_crc(uint8_t *, uint32_t, uint16_t);
  132. /* udftime.c */
  133. extern time_t *udf_stamp_to_time(time_t *, long *, kernel_timestamp);
  134. extern kernel_timestamp *udf_time_to_stamp(kernel_timestamp *, struct timespec);
  135. #endif /* __UDF_DECL_H */