Commit | Line | Data |
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1da177e4 LT |
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> | |
1da177e4 LT |
9 | #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)\ | |
c0b34438 | 27 | (UDF_I(inode)->i_use ?\ |
1da177e4 | 28 | sizeof(struct unallocSpaceEntry) :\ |
c0b34438 | 29 | ((UDF_I(inode)->i_efe ?\ |
1da177e4 | 30 | sizeof(struct extendedFileEntry) :\ |
c0b34438 | 31 | sizeof(struct fileEntry)) + UDF_I(inode)->i_lenEAttr)) |
1da177e4 LT |
32 | |
33 | #define udf_ext0_offset(inode)\ | |
c0b34438 | 34 | (UDF_I(inode)->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB ?\ |
1da177e4 LT |
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 | ||
3f2587bb MS |
39 | /* computes tag checksum */ |
40 | u8 udf_tag_checksum(const tag *t); | |
41 | ||
1da177e4 LT |
42 | struct dentry; |
43 | struct inode; | |
44 | struct task_struct; | |
45 | struct buffer_head; | |
46 | struct super_block; | |
47 | ||
c5ef1c42 | 48 | extern const struct inode_operations udf_dir_inode_operations; |
4b6f5d20 | 49 | extern const struct file_operations udf_dir_operations; |
c5ef1c42 | 50 | extern const struct inode_operations udf_file_inode_operations; |
4b6f5d20 | 51 | extern const struct file_operations udf_file_operations; |
f5e54d6e CH |
52 | extern const struct address_space_operations udf_aops; |
53 | extern const struct address_space_operations udf_adinicb_aops; | |
54 | extern const struct address_space_operations udf_symlink_aops; | |
1da177e4 | 55 | |
cb00ea35 | 56 | struct udf_fileident_bh { |
1da177e4 LT |
57 | struct buffer_head *sbh; |
58 | struct buffer_head *ebh; | |
59 | int soffset; | |
60 | int eoffset; | |
61 | }; | |
62 | ||
cb00ea35 | 63 | struct udf_vds_record { |
1da177e4 LT |
64 | uint32_t block; |
65 | uint32_t volDescSeqNum; | |
66 | }; | |
67 | ||
cb00ea35 | 68 | struct generic_desc { |
28de7948 CG |
69 | tag descTag; |
70 | __le32 volDescSeqNum; | |
1da177e4 LT |
71 | }; |
72 | ||
cb00ea35 | 73 | struct ustr { |
1da177e4 | 74 | uint8_t u_cmpID; |
cb00ea35 | 75 | uint8_t u_name[UDF_NAME_LEN - 2]; |
1da177e4 LT |
76 | uint8_t u_len; |
77 | }; | |
78 | ||
ff116fc8 JK |
79 | struct extent_position { |
80 | struct buffer_head *bh; | |
81 | uint32_t offset; | |
82 | kernel_lb_addr block; | |
83 | }; | |
84 | ||
1da177e4 LT |
85 | /* super.c */ |
86 | extern void udf_error(struct super_block *, const char *, const char *, ...); | |
87 | extern void udf_warning(struct super_block *, const char *, const char *, ...); | |
88 | ||
89 | /* namei.c */ | |
cb00ea35 CG |
90 | extern int udf_write_fi(struct inode *inode, struct fileIdentDesc *, |
91 | struct fileIdentDesc *, struct udf_fileident_bh *, | |
92 | uint8_t *, uint8_t *); | |
1da177e4 LT |
93 | |
94 | /* file.c */ | |
cb00ea35 CG |
95 | extern int udf_ioctl(struct inode *, struct file *, unsigned int, |
96 | unsigned long); | |
1da177e4 LT |
97 | |
98 | /* inode.c */ | |
99 | extern struct inode *udf_iget(struct super_block *, kernel_lb_addr); | |
100 | extern int udf_sync_inode(struct inode *); | |
101 | extern void udf_expand_file_adinicb(struct inode *, int, int *); | |
cb00ea35 CG |
102 | extern struct buffer_head *udf_expand_dir_adinicb(struct inode *, int *, int *); |
103 | extern struct buffer_head *udf_bread(struct inode *, int, int, int *); | |
1da177e4 LT |
104 | extern void udf_truncate(struct inode *); |
105 | extern void udf_read_inode(struct inode *); | |
106 | extern void udf_delete_inode(struct inode *); | |
107 | extern void udf_clear_inode(struct inode *); | |
108 | extern int udf_write_inode(struct inode *, int); | |
60448b1d | 109 | extern long udf_block_map(struct inode *, sector_t); |
cb00ea35 CG |
110 | extern int udf_extend_file(struct inode *, struct extent_position *, |
111 | kernel_long_ad *, sector_t); | |
112 | extern int8_t inode_bmap(struct inode *, sector_t, struct extent_position *, | |
113 | kernel_lb_addr *, uint32_t *, sector_t *); | |
114 | extern int8_t udf_add_aext(struct inode *, struct extent_position *, | |
115 | kernel_lb_addr, uint32_t, int); | |
116 | extern int8_t udf_write_aext(struct inode *, struct extent_position *, | |
117 | kernel_lb_addr, uint32_t, int); | |
118 | extern int8_t udf_delete_aext(struct inode *, struct extent_position, | |
119 | kernel_lb_addr, uint32_t); | |
120 | extern int8_t udf_next_aext(struct inode *, struct extent_position *, | |
121 | kernel_lb_addr *, uint32_t *, int); | |
122 | extern int8_t udf_current_aext(struct inode *, struct extent_position *, | |
123 | kernel_lb_addr *, uint32_t *, int); | |
1da177e4 LT |
124 | |
125 | /* misc.c */ | |
126 | extern struct buffer_head *udf_tgetblk(struct super_block *, int); | |
127 | extern struct buffer_head *udf_tread(struct super_block *, int); | |
cb00ea35 CG |
128 | extern struct genericFormat *udf_add_extendedattr(struct inode *, uint32_t, |
129 | uint32_t, uint8_t); | |
130 | extern struct genericFormat *udf_get_extendedattr(struct inode *, uint32_t, | |
131 | uint8_t); | |
132 | extern struct buffer_head *udf_read_tagged(struct super_block *, uint32_t, | |
133 | uint32_t, uint16_t *); | |
134 | extern struct buffer_head *udf_read_ptagged(struct super_block *, | |
135 | kernel_lb_addr, uint32_t, | |
136 | uint16_t *); | |
1da177e4 LT |
137 | extern void udf_update_tag(char *, int); |
138 | extern void udf_new_tag(char *, uint16_t, uint16_t, uint16_t, uint32_t, int); | |
139 | ||
140 | /* lowlevel.c */ | |
141 | extern unsigned int udf_get_last_session(struct super_block *); | |
142 | extern unsigned long udf_get_last_block(struct super_block *); | |
143 | ||
144 | /* partition.c */ | |
cb00ea35 CG |
145 | extern uint32_t udf_get_pblock(struct super_block *, uint32_t, uint16_t, |
146 | uint32_t); | |
147 | extern uint32_t udf_get_pblock_virt15(struct super_block *, uint32_t, uint16_t, | |
148 | uint32_t); | |
149 | extern uint32_t udf_get_pblock_virt20(struct super_block *, uint32_t, uint16_t, | |
150 | uint32_t); | |
151 | extern uint32_t udf_get_pblock_spar15(struct super_block *, uint32_t, uint16_t, | |
152 | uint32_t); | |
1da177e4 LT |
153 | extern int udf_relocate_blocks(struct super_block *, long, long *); |
154 | ||
155 | /* unicode.c */ | |
156 | extern int udf_get_filename(struct super_block *, uint8_t *, uint8_t *, int); | |
cb00ea35 CG |
157 | extern int udf_put_filename(struct super_block *, const uint8_t *, uint8_t *, |
158 | int); | |
1da177e4 LT |
159 | extern int udf_build_ustr(struct ustr *, dstring *, int); |
160 | extern int udf_CS0toUTF8(struct ustr *, struct ustr *); | |
161 | ||
162 | /* ialloc.c */ | |
163 | extern void udf_free_inode(struct inode *); | |
cb00ea35 | 164 | extern struct inode *udf_new_inode(struct inode *, int, int *); |
1da177e4 LT |
165 | |
166 | /* truncate.c */ | |
74584ae5 | 167 | extern void udf_truncate_tail_extent(struct inode *); |
1da177e4 LT |
168 | extern void udf_discard_prealloc(struct inode *); |
169 | extern void udf_truncate_extents(struct inode *); | |
170 | ||
171 | /* balloc.c */ | |
cb00ea35 CG |
172 | extern void udf_free_blocks(struct super_block *, struct inode *, |
173 | kernel_lb_addr, uint32_t, uint32_t); | |
174 | extern int udf_prealloc_blocks(struct super_block *, struct inode *, uint16_t, | |
175 | uint32_t, uint32_t); | |
176 | extern int udf_new_block(struct super_block *, struct inode *, uint16_t, | |
177 | uint32_t, int *); | |
1da177e4 LT |
178 | |
179 | /* fsync.c */ | |
180 | extern int udf_fsync_file(struct file *, struct dentry *, int); | |
181 | ||
182 | /* directory.c */ | |
cb00ea35 CG |
183 | extern struct fileIdentDesc *udf_fileident_read(struct inode *, loff_t *, |
184 | struct udf_fileident_bh *, | |
185 | struct fileIdentDesc *, | |
186 | struct extent_position *, | |
187 | kernel_lb_addr *, uint32_t *, | |
188 | sector_t *); | |
189 | extern struct fileIdentDesc *udf_get_fileident(void *buffer, int bufsize, | |
190 | int *offset); | |
1ed16171 MS |
191 | extern long_ad *udf_get_filelongad(uint8_t *, int, uint32_t *, int); |
192 | extern short_ad *udf_get_fileshortad(uint8_t *, int, uint32_t *, int); | |
1da177e4 LT |
193 | |
194 | /* crc.c */ | |
195 | extern uint16_t udf_crc(uint8_t *, uint32_t, uint16_t); | |
196 | ||
197 | /* udftime.c */ | |
198 | extern time_t *udf_stamp_to_time(time_t *, long *, kernel_timestamp); | |
199 | extern kernel_timestamp *udf_time_to_stamp(kernel_timestamp *, struct timespec); | |
200 | ||
cb00ea35 | 201 | #endif /* __UDF_DECL_H */ |