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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef __UDF_DECL_H
2#define __UDF_DECL_H
3
4#include <linux/udf_fs.h>
5#include "ecma_167.h"
6#include "osta_udf.h"
7
8#include <linux/fs.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07009#include <linux/types.h>
10#include <linux/udf_fs_i.h>
11#include <linux/udf_fs_sb.h>
12#include <linux/buffer_head.h>
13
14#include "udfend.h"
15
16#define udf_fixed_to_variable(x) ( ( ( (x) >> 5 ) * 39 ) + ( (x) & 0x0000001F ) )
17#define udf_variable_to_fixed(x) ( ( ( (x) / 39 ) << 5 ) + ( (x) % 39 ) )
18
19#define UDF_EXTENT_LENGTH_MASK 0x3FFFFFFF
20#define UDF_EXTENT_FLAG_MASK 0xC0000000
21
22#define UDF_NAME_PAD 4
23#define UDF_NAME_LEN 256
24#define UDF_PATH_LEN 1023
25
26#define udf_file_entry_alloc_offset(inode)\
27 (UDF_I_USE(inode) ?\
28 sizeof(struct unallocSpaceEntry) :\
29 ((UDF_I_EFE(inode) ?\
30 sizeof(struct extendedFileEntry) :\
31 sizeof(struct fileEntry)) + UDF_I_LENEATTR(inode)))
32
33#define udf_ext0_offset(inode)\
34 (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB ?\
35 udf_file_entry_alloc_offset(inode) : 0)
36
37#define udf_get_lb_pblock(sb,loc,offset) udf_get_pblock((sb), (loc).logicalBlockNum, (loc).partitionReferenceNum, (offset))
38
39struct dentry;
40struct inode;
41struct task_struct;
42struct buffer_head;
43struct super_block;
44
Arjan van de Venc5ef1c42007-02-12 00:55:40 -080045extern const struct inode_operations udf_dir_inode_operations;
Arjan van de Ven4b6f5d22006-03-28 01:56:42 -080046extern const struct file_operations udf_dir_operations;
Arjan van de Venc5ef1c42007-02-12 00:55:40 -080047extern const struct inode_operations udf_file_inode_operations;
Arjan van de Ven4b6f5d22006-03-28 01:56:42 -080048extern const struct file_operations udf_file_operations;
Christoph Hellwigf5e54d62006-06-28 04:26:44 -070049extern const struct address_space_operations udf_aops;
50extern const struct address_space_operations udf_adinicb_aops;
51extern const struct address_space_operations udf_symlink_aops;
Linus Torvalds1da177e2005-04-16 15:20:36 -070052
53struct udf_fileident_bh
54{
55 struct buffer_head *sbh;
56 struct buffer_head *ebh;
57 int soffset;
58 int eoffset;
59};
60
61struct udf_vds_record
62{
63 uint32_t block;
64 uint32_t volDescSeqNum;
65};
66
67struct generic_desc
68{
69 tag descTag;
70 __le32 volDescSeqNum;
71};
72
73struct ustr
74{
75 uint8_t u_cmpID;
76 uint8_t u_name[UDF_NAME_LEN-2];
77 uint8_t u_len;
78};
79
80/* super.c */
81extern void udf_error(struct super_block *, const char *, const char *, ...);
82extern void udf_warning(struct super_block *, const char *, const char *, ...);
83
84/* namei.c */
85extern int udf_write_fi(struct inode *inode, struct fileIdentDesc *, struct fileIdentDesc *, struct udf_fileident_bh *, uint8_t *, uint8_t *);
86
87/* file.c */
88extern int udf_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
89
90/* inode.c */
91extern struct inode *udf_iget(struct super_block *, kernel_lb_addr);
92extern int udf_sync_inode(struct inode *);
93extern void udf_expand_file_adinicb(struct inode *, int, int *);
94extern struct buffer_head * udf_expand_dir_adinicb(struct inode *, int *, int *);
95extern struct buffer_head * udf_bread(struct inode *, int, int, int *);
96extern void udf_truncate(struct inode *);
97extern void udf_read_inode(struct inode *);
98extern void udf_delete_inode(struct inode *);
99extern void udf_clear_inode(struct inode *);
100extern int udf_write_inode(struct inode *, int);
101extern long udf_block_map(struct inode *, long);
102extern int8_t inode_bmap(struct inode *, int, kernel_lb_addr *, uint32_t *, kernel_lb_addr *, uint32_t *, uint32_t *, struct buffer_head **);
103extern int8_t udf_add_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr, uint32_t, struct buffer_head **, int);
104extern int8_t udf_write_aext(struct inode *, kernel_lb_addr, int *, kernel_lb_addr, uint32_t, struct buffer_head *, int);
105extern int8_t udf_delete_aext(struct inode *, kernel_lb_addr, int, kernel_lb_addr, uint32_t, struct buffer_head *);
106extern int8_t udf_next_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr *, uint32_t *, struct buffer_head **, int);
107extern int8_t udf_current_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr *, uint32_t *, struct buffer_head **, int);
108
109/* misc.c */
110extern struct buffer_head *udf_tgetblk(struct super_block *, int);
111extern struct buffer_head *udf_tread(struct super_block *, int);
112extern struct genericFormat *udf_add_extendedattr(struct inode *, uint32_t, uint32_t, uint8_t);
113extern struct genericFormat *udf_get_extendedattr(struct inode *, uint32_t, uint8_t);
114extern struct buffer_head *udf_read_tagged(struct super_block *, uint32_t, uint32_t, uint16_t *);
115extern struct buffer_head *udf_read_ptagged(struct super_block *, kernel_lb_addr, uint32_t, uint16_t *);
116extern void udf_release_data(struct buffer_head *);
117extern void udf_update_tag(char *, int);
118extern void udf_new_tag(char *, uint16_t, uint16_t, uint16_t, uint32_t, int);
119
120/* lowlevel.c */
121extern unsigned int udf_get_last_session(struct super_block *);
122extern unsigned long udf_get_last_block(struct super_block *);
123
124/* partition.c */
125extern uint32_t udf_get_pblock(struct super_block *, uint32_t, uint16_t, uint32_t);
126extern uint32_t udf_get_pblock_virt15(struct super_block *, uint32_t, uint16_t, uint32_t);
127extern uint32_t udf_get_pblock_virt20(struct super_block *, uint32_t, uint16_t, uint32_t);
128extern uint32_t udf_get_pblock_spar15(struct super_block *, uint32_t, uint16_t, uint32_t);
129extern int udf_relocate_blocks(struct super_block *, long, long *);
130
131/* unicode.c */
132extern int udf_get_filename(struct super_block *, uint8_t *, uint8_t *, int);
133extern int udf_put_filename(struct super_block *, const uint8_t *, uint8_t *, int);
134extern int udf_build_ustr(struct ustr *, dstring *, int);
135extern int udf_CS0toUTF8(struct ustr *, struct ustr *);
136
137/* ialloc.c */
138extern void udf_free_inode(struct inode *);
139extern struct inode * udf_new_inode (struct inode *, int, int *);
140
141/* truncate.c */
142extern void udf_discard_prealloc(struct inode *);
143extern void udf_truncate_extents(struct inode *);
144
145/* balloc.c */
146extern void udf_free_blocks(struct super_block *, struct inode *, kernel_lb_addr, uint32_t, uint32_t);
147extern int udf_prealloc_blocks(struct super_block *, struct inode *, uint16_t, uint32_t, uint32_t);
148extern int udf_new_block(struct super_block *, struct inode *, uint16_t, uint32_t, int *);
149
150/* fsync.c */
151extern int udf_fsync_file(struct file *, struct dentry *, int);
152
153/* directory.c */
154extern 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 **);
155extern struct fileIdentDesc * udf_get_fileident(void * buffer, int bufsize, int * offset);
156extern long_ad * udf_get_filelongad(uint8_t *, int, int *, int);
157extern short_ad * udf_get_fileshortad(uint8_t *, int, int *, int);
158
159/* crc.c */
160extern uint16_t udf_crc(uint8_t *, uint32_t, uint16_t);
161
162/* udftime.c */
163extern time_t *udf_stamp_to_time(time_t *, long *, kernel_timestamp);
164extern kernel_timestamp *udf_time_to_stamp(kernel_timestamp *, struct timespec);
165
166#endif /* __UDF_DECL_H */