1#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>
9#include <linux/config.h>
10#include <linux/types.h>
11
12#ifndef LINUX_VERSION_CODE
13#include <linux/version.h>
14#endif
15
16#if !defined(CONFIG_UDF_FS) && !defined(CONFIG_UDF_FS_MODULE)
17#define CONFIG_UDF_FS_MODULE
18#include <linux/udf_fs_i.h>
19#include <linux/udf_fs_sb.h>
20#endif
21
22#include "udfend.h"
23
24#define udf_fixed_to_variable(x) ( ( ( (x) >> 5 ) * 39 ) + ( (x) & 0x0000001F ) )
25#define udf_variable_to_fixed(x) ( ( ( (x) / 39 ) << 5 ) + ( (x) % 39 ) )
26
27#define UDF_EXTENT_LENGTH_MASK	0x3FFFFFFF
28#define UDF_EXTENT_FLAG_MASK	0xC0000000
29
30#define UDF_NAME_PAD		4
31#define UDF_NAME_LEN		255
32#define UDF_PATH_LEN		1023
33
34#define CURRENT_UTIME	(xtime.tv_usec)
35
36#define udf_file_entry_alloc_offset(inode)\
37	((UDF_I_EXTENDED_FE(inode) ?\
38		sizeof(struct extendedFileEntry) :\
39		sizeof(struct fileEntry)) + UDF_I_LENEATTR(inode))
40
41#define udf_ext0_offset(inode)\
42	(UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB ?\
43		udf_file_entry_alloc_offset(inode) : 0)
44
45#define udf_get_lb_pblock(sb,loc,offset) udf_get_pblock((sb), (loc).logicalBlockNum, (loc).partitionReferenceNum, (offset))
46
47struct dentry;
48struct inode;
49struct task_struct;
50struct buffer_head;
51struct super_block;
52
53extern struct inode_operations udf_dir_inode_operations;
54extern struct file_operations udf_dir_operations;
55extern struct inode_operations udf_file_inode_operations;
56extern struct file_operations udf_file_operations;
57extern struct address_space_operations udf_aops;
58extern struct address_space_operations udf_adinicb_aops;
59extern struct address_space_operations udf_symlink_aops;
60
61struct udf_fileident_bh
62{
63	struct buffer_head *sbh;
64	struct buffer_head *ebh;
65	int soffset;
66	int eoffset;
67};
68
69struct udf_directory_record
70{
71	uint32_t	d_parent;
72	uint32_t	d_inode;
73	uint32_t	d_name[255];
74};
75
76struct udf_vds_record
77{
78	uint32_t block;
79	uint32_t volDescSeqNum;
80};
81
82struct generic_desc
83{
84	tag		descTag;
85	uint32_t	volDescSeqNum;
86};
87
88struct ustr
89{
90	uint8_t u_cmpID;
91	uint8_t u_name[UDF_NAME_LEN];
92	uint8_t u_len;
93};
94
95/* super.c */
96extern void udf_error(struct super_block *, const char *, const char *, ...);
97extern void udf_warning(struct super_block *, const char *, const char *, ...);
98
99/* namei.c */
100extern int udf_write_fi(struct inode *inode, struct fileIdentDesc *, struct fileIdentDesc *, struct udf_fileident_bh *, uint8_t *, uint8_t *);
101
102/* file.c */
103extern int udf_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
104
105/* inode.c */
106extern struct inode *udf_iget(struct super_block *, lb_addr);
107extern int udf_sync_inode(struct inode *);
108extern void udf_expand_file_adinicb(struct inode *, int, int *);
109extern struct buffer_head * udf_expand_dir_adinicb(struct inode *, int *, int *);
110extern struct buffer_head * udf_getblk(struct inode *, long, int, int *);
111extern struct buffer_head * udf_bread(struct inode *, int, int, int *);
112extern void udf_truncate(struct inode *);
113extern void udf_read_inode(struct inode *);
114extern void udf_put_inode(struct inode *);
115extern void udf_delete_inode(struct inode *);
116extern void udf_write_inode(struct inode *, int);
117extern long udf_block_map(struct inode *, long);
118extern int8_t inode_bmap(struct inode *, int, lb_addr *, uint32_t *, lb_addr *, uint32_t *, uint32_t *, struct buffer_head **);
119extern int8_t udf_add_aext(struct inode *, lb_addr *, int *, lb_addr, uint32_t, struct buffer_head **, int);
120extern int8_t udf_write_aext(struct inode *, lb_addr, int *, lb_addr, uint32_t, struct buffer_head *, int);
121extern int8_t udf_insert_aext(struct inode *, lb_addr, int, lb_addr, uint32_t, struct buffer_head *);
122extern int8_t udf_delete_aext(struct inode *, lb_addr, int, lb_addr, uint32_t, struct buffer_head *);
123extern int8_t udf_next_aext(struct inode *, lb_addr *, int *, lb_addr *, uint32_t *, struct buffer_head **, int);
124extern int8_t udf_current_aext(struct inode *, lb_addr *, int *, lb_addr *, uint32_t *, struct buffer_head **, int);
125extern void udf_discard_prealloc(struct inode *);
126
127/* misc.c */
128extern int udf_read_tagged_data(char *, int size, int fd, int block, int partref);
129extern struct buffer_head *udf_tgetblk(struct super_block *, int);
130extern struct buffer_head *udf_tread(struct super_block *, int);
131extern struct genericFormat *udf_add_extendedattr(struct inode *, uint32_t, uint32_t, uint8_t, struct buffer_head **);
132extern struct genericFormat *udf_get_extendedattr(struct inode *, uint32_t, uint8_t, struct buffer_head **);
133extern struct buffer_head *udf_read_tagged(struct super_block *, uint32_t, uint32_t, uint16_t *);
134extern struct buffer_head *udf_read_ptagged(struct super_block *, lb_addr, uint32_t, uint16_t *);
135extern void udf_release_data(struct buffer_head *);
136
137/* lowlevel.c */
138extern unsigned int udf_get_last_session(struct super_block *);
139extern unsigned long udf_get_last_block(struct super_block *);
140
141/* partition.c */
142extern uint32_t udf_get_pblock(struct super_block *, uint32_t, uint16_t, uint32_t);
143extern uint32_t udf_get_pblock_virt15(struct super_block *, uint32_t, uint16_t, uint32_t);
144extern uint32_t udf_get_pblock_virt20(struct super_block *, uint32_t, uint16_t, uint32_t);
145extern uint32_t udf_get_pblock_spar15(struct super_block *, uint32_t, uint16_t, uint32_t);
146extern int udf_relocate_blocks(struct super_block *, long, long *);
147
148/* unicode.c */
149extern int udf_get_filename(struct super_block *, uint8_t *, uint8_t *, int);
150
151/* ialloc.c */
152extern void udf_free_inode(struct inode *);
153extern struct inode * udf_new_inode (struct inode *, int, int *);
154
155/* truncate.c */
156extern void udf_truncate_extents(struct inode *);
157
158/* balloc.c */
159extern void udf_free_blocks(struct super_block *, struct inode *, lb_addr, uint32_t, uint32_t);
160extern int udf_prealloc_blocks(struct super_block *, struct inode *, uint16_t, uint32_t, uint32_t);
161extern int udf_new_block(struct super_block *, struct inode *, uint16_t, uint32_t, int *);
162
163/* fsync.c */
164extern int udf_fsync_file(struct file *, struct dentry *, int);
165extern int udf_fsync_inode(struct inode *, int);
166
167/* directory.c */
168extern uint8_t * udf_filead_read(struct inode *, uint8_t *, uint8_t, lb_addr, int *, int *, struct buffer_head **, int *);
169extern struct fileIdentDesc * udf_fileident_read(struct inode *, loff_t *, struct udf_fileident_bh *, struct fileIdentDesc *, lb_addr *, uint32_t *, lb_addr *, uint32_t *, uint32_t *, struct buffer_head **);
170
171/* unicode.c */
172extern int udf_ustr_to_dchars(uint8_t *, const struct ustr *, int);
173extern int udf_ustr_to_char(uint8_t *, const struct ustr *, int);
174extern int udf_ustr_to_dstring(dstring *, const struct ustr *, int);
175extern int udf_dchars_to_ustr(struct ustr *, const uint8_t *, int);
176extern int udf_char_to_ustr(struct ustr *, const uint8_t *, int);
177extern int udf_dstring_to_ustr(struct ustr *, const dstring *, int);
178extern int udf_translate_to_linux(uint8_t *, uint8_t *, int, uint8_t *, int);
179extern int udf_build_ustr(struct ustr *, dstring *, int);
180extern int udf_build_ustr_exact(struct ustr *, dstring *, int);
181extern int udf_CS0toUTF8(struct ustr *, struct ustr *);
182extern int udf_UTF8toCS0(dstring *, struct ustr *, int);
183extern int udf_CS0toNLS(struct nls_table *, struct ustr *, struct ustr *);
184extern int udf_NLStoCS0(struct nls_table *, dstring *, struct ustr *, int);
185
186/* crc.c */
187extern uint16_t udf_crc(uint8_t *, uint32_t, uint16_t);
188
189/* misc.c */
190extern uint32_t udf64_low32(uint64_t);
191extern uint32_t udf64_high32(uint64_t);
192extern void udf_update_tag(char *, int);
193extern void udf_new_tag(char *, uint16_t, uint16_t, uint16_t, uint32_t, int);
194
195/* udftime.c */
196extern time_t *udf_stamp_to_time(time_t *, long *, timestamp);
197extern timestamp *udf_time_to_stamp(timestamp *, time_t, long);
198
199/* directory.c */
200extern struct fileIdentDesc * udf_get_fileident(void * buffer, int bufsize, int * offset);
201extern extent_ad * udf_get_fileextent(void * buffer, int bufsize, int * offset);
202extern long_ad * udf_get_filelongad(void * buffer, int bufsize, int * offset, int);
203extern short_ad * udf_get_fileshortad(void * buffer, int bufsize, int * offset, int);
204extern uint8_t * udf_get_filead(struct fileEntry *, uint8_t *, int, int, int, int *);
205
206#endif /* __UDF_DECL_H */
207