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Diffstat (limited to 'fs/xfs/xfs_dinode.h')
-rw-r--r-- | fs/xfs/xfs_dinode.h | 418 |
1 files changed, 418 insertions, 0 deletions
diff --git a/fs/xfs/xfs_dinode.h b/fs/xfs/xfs_dinode.h new file mode 100644 index 000000000000..f5c932b064e6 --- /dev/null +++ b/fs/xfs/xfs_dinode.h | |||
@@ -0,0 +1,418 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2000, 2002 Silicon Graphics, Inc. All Rights Reserved. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms of version 2 of the GNU General Public License as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope that it would be useful, but | ||
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | ||
11 | * | ||
12 | * Further, this software is distributed without any warranty that it is | ||
13 | * free of the rightful claim of any third person regarding infringement | ||
14 | * or the like. Any license provided herein, whether implied or | ||
15 | * otherwise, applies only to this software file. Patent licenses, if | ||
16 | * any, provided herein do not apply to combinations of this program with | ||
17 | * other software, or any other product whatsoever. | ||
18 | * | ||
19 | * You should have received a copy of the GNU General Public License along | ||
20 | * with this program; if not, write the Free Software Foundation, Inc., 59 | ||
21 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. | ||
22 | * | ||
23 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, | ||
24 | * Mountain View, CA 94043, or: | ||
25 | * | ||
26 | * http://www.sgi.com | ||
27 | * | ||
28 | * For further information regarding this notice, see: | ||
29 | * | ||
30 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ | ||
31 | */ | ||
32 | #ifndef __XFS_DINODE_H__ | ||
33 | #define __XFS_DINODE_H__ | ||
34 | |||
35 | struct xfs_buf; | ||
36 | struct xfs_mount; | ||
37 | |||
38 | #define XFS_DINODE_VERSION_1 1 | ||
39 | #define XFS_DINODE_VERSION_2 2 | ||
40 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DINODE_GOOD_VERSION) | ||
41 | int xfs_dinode_good_version(int v); | ||
42 | #define XFS_DINODE_GOOD_VERSION(v) xfs_dinode_good_version(v) | ||
43 | #else | ||
44 | #define XFS_DINODE_GOOD_VERSION(v) (((v) == XFS_DINODE_VERSION_1) || \ | ||
45 | ((v) == XFS_DINODE_VERSION_2)) | ||
46 | #endif | ||
47 | #define XFS_DINODE_MAGIC 0x494e /* 'IN' */ | ||
48 | |||
49 | /* | ||
50 | * Disk inode structure. | ||
51 | * This is just the header; the inode is expanded to fill a variable size | ||
52 | * with the last field expanding. It is split into the core and "other" | ||
53 | * because we only need the core part in the in-core inode. | ||
54 | */ | ||
55 | typedef struct xfs_timestamp { | ||
56 | __int32_t t_sec; /* timestamp seconds */ | ||
57 | __int32_t t_nsec; /* timestamp nanoseconds */ | ||
58 | } xfs_timestamp_t; | ||
59 | |||
60 | /* | ||
61 | * Note: Coordinate changes to this structure with the XFS_DI_* #defines | ||
62 | * below and the offsets table in xfs_ialloc_log_di(). | ||
63 | */ | ||
64 | typedef struct xfs_dinode_core | ||
65 | { | ||
66 | __uint16_t di_magic; /* inode magic # = XFS_DINODE_MAGIC */ | ||
67 | __uint16_t di_mode; /* mode and type of file */ | ||
68 | __int8_t di_version; /* inode version */ | ||
69 | __int8_t di_format; /* format of di_c data */ | ||
70 | __uint16_t di_onlink; /* old number of links to file */ | ||
71 | __uint32_t di_uid; /* owner's user id */ | ||
72 | __uint32_t di_gid; /* owner's group id */ | ||
73 | __uint32_t di_nlink; /* number of links to file */ | ||
74 | __uint16_t di_projid; /* owner's project id */ | ||
75 | __uint8_t di_pad[8]; /* unused, zeroed space */ | ||
76 | __uint16_t di_flushiter; /* incremented on flush */ | ||
77 | xfs_timestamp_t di_atime; /* time last accessed */ | ||
78 | xfs_timestamp_t di_mtime; /* time last modified */ | ||
79 | xfs_timestamp_t di_ctime; /* time created/inode modified */ | ||
80 | xfs_fsize_t di_size; /* number of bytes in file */ | ||
81 | xfs_drfsbno_t di_nblocks; /* # of direct & btree blocks used */ | ||
82 | xfs_extlen_t di_extsize; /* basic/minimum extent size for file */ | ||
83 | xfs_extnum_t di_nextents; /* number of extents in data fork */ | ||
84 | xfs_aextnum_t di_anextents; /* number of extents in attribute fork*/ | ||
85 | __uint8_t di_forkoff; /* attr fork offs, <<3 for 64b align */ | ||
86 | __int8_t di_aformat; /* format of attr fork's data */ | ||
87 | __uint32_t di_dmevmask; /* DMIG event mask */ | ||
88 | __uint16_t di_dmstate; /* DMIG state info */ | ||
89 | __uint16_t di_flags; /* random flags, XFS_DIFLAG_... */ | ||
90 | __uint32_t di_gen; /* generation number */ | ||
91 | } xfs_dinode_core_t; | ||
92 | |||
93 | #define DI_MAX_FLUSH 0xffff | ||
94 | |||
95 | typedef struct xfs_dinode | ||
96 | { | ||
97 | xfs_dinode_core_t di_core; | ||
98 | /* | ||
99 | * In adding anything between the core and the union, be | ||
100 | * sure to update the macros like XFS_LITINO below and | ||
101 | * XFS_BMAP_RBLOCK_DSIZE in xfs_bmap_btree.h. | ||
102 | */ | ||
103 | xfs_agino_t di_next_unlinked;/* agi unlinked list ptr */ | ||
104 | union { | ||
105 | xfs_bmdr_block_t di_bmbt; /* btree root block */ | ||
106 | xfs_bmbt_rec_32_t di_bmx[1]; /* extent list */ | ||
107 | xfs_dir_shortform_t di_dirsf; /* shortform directory */ | ||
108 | xfs_dir2_sf_t di_dir2sf; /* shortform directory v2 */ | ||
109 | char di_c[1]; /* local contents */ | ||
110 | xfs_dev_t di_dev; /* device for S_IFCHR/S_IFBLK */ | ||
111 | uuid_t di_muuid; /* mount point value */ | ||
112 | char di_symlink[1]; /* local symbolic link */ | ||
113 | } di_u; | ||
114 | union { | ||
115 | xfs_bmdr_block_t di_abmbt; /* btree root block */ | ||
116 | xfs_bmbt_rec_32_t di_abmx[1]; /* extent list */ | ||
117 | xfs_attr_shortform_t di_attrsf; /* shortform attribute list */ | ||
118 | } di_a; | ||
119 | } xfs_dinode_t; | ||
120 | |||
121 | /* | ||
122 | * The 32 bit link count in the inode theoretically maxes out at UINT_MAX. | ||
123 | * Since the pathconf interface is signed, we use 2^31 - 1 instead. | ||
124 | * The old inode format had a 16 bit link count, so its maximum is USHRT_MAX. | ||
125 | */ | ||
126 | #define XFS_MAXLINK ((1U << 31) - 1U) | ||
127 | #define XFS_MAXLINK_1 65535U | ||
128 | |||
129 | /* | ||
130 | * Bit names for logging disk inodes only | ||
131 | */ | ||
132 | #define XFS_DI_MAGIC 0x0000001 | ||
133 | #define XFS_DI_MODE 0x0000002 | ||
134 | #define XFS_DI_VERSION 0x0000004 | ||
135 | #define XFS_DI_FORMAT 0x0000008 | ||
136 | #define XFS_DI_ONLINK 0x0000010 | ||
137 | #define XFS_DI_UID 0x0000020 | ||
138 | #define XFS_DI_GID 0x0000040 | ||
139 | #define XFS_DI_NLINK 0x0000080 | ||
140 | #define XFS_DI_PROJID 0x0000100 | ||
141 | #define XFS_DI_PAD 0x0000200 | ||
142 | #define XFS_DI_ATIME 0x0000400 | ||
143 | #define XFS_DI_MTIME 0x0000800 | ||
144 | #define XFS_DI_CTIME 0x0001000 | ||
145 | #define XFS_DI_SIZE 0x0002000 | ||
146 | #define XFS_DI_NBLOCKS 0x0004000 | ||
147 | #define XFS_DI_EXTSIZE 0x0008000 | ||
148 | #define XFS_DI_NEXTENTS 0x0010000 | ||
149 | #define XFS_DI_NAEXTENTS 0x0020000 | ||
150 | #define XFS_DI_FORKOFF 0x0040000 | ||
151 | #define XFS_DI_AFORMAT 0x0080000 | ||
152 | #define XFS_DI_DMEVMASK 0x0100000 | ||
153 | #define XFS_DI_DMSTATE 0x0200000 | ||
154 | #define XFS_DI_FLAGS 0x0400000 | ||
155 | #define XFS_DI_GEN 0x0800000 | ||
156 | #define XFS_DI_NEXT_UNLINKED 0x1000000 | ||
157 | #define XFS_DI_U 0x2000000 | ||
158 | #define XFS_DI_A 0x4000000 | ||
159 | #define XFS_DI_NUM_BITS 27 | ||
160 | #define XFS_DI_ALL_BITS ((1 << XFS_DI_NUM_BITS) - 1) | ||
161 | #define XFS_DI_CORE_BITS (XFS_DI_ALL_BITS & ~(XFS_DI_U|XFS_DI_A)) | ||
162 | |||
163 | /* | ||
164 | * Values for di_format | ||
165 | */ | ||
166 | typedef enum xfs_dinode_fmt | ||
167 | { | ||
168 | XFS_DINODE_FMT_DEV, /* CHR, BLK: di_dev */ | ||
169 | XFS_DINODE_FMT_LOCAL, /* DIR, REG: di_c */ | ||
170 | /* LNK: di_symlink */ | ||
171 | XFS_DINODE_FMT_EXTENTS, /* DIR, REG, LNK: di_bmx */ | ||
172 | XFS_DINODE_FMT_BTREE, /* DIR, REG, LNK: di_bmbt */ | ||
173 | XFS_DINODE_FMT_UUID /* MNT: di_uuid */ | ||
174 | } xfs_dinode_fmt_t; | ||
175 | |||
176 | /* | ||
177 | * Inode minimum and maximum sizes. | ||
178 | */ | ||
179 | #define XFS_DINODE_MIN_LOG 8 | ||
180 | #define XFS_DINODE_MAX_LOG 11 | ||
181 | #define XFS_DINODE_MIN_SIZE (1 << XFS_DINODE_MIN_LOG) | ||
182 | #define XFS_DINODE_MAX_SIZE (1 << XFS_DINODE_MAX_LOG) | ||
183 | |||
184 | /* | ||
185 | * Inode size for given fs. | ||
186 | */ | ||
187 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LITINO) | ||
188 | int xfs_litino(struct xfs_mount *mp); | ||
189 | #define XFS_LITINO(mp) xfs_litino(mp) | ||
190 | #else | ||
191 | #define XFS_LITINO(mp) ((mp)->m_litino) | ||
192 | #endif | ||
193 | #define XFS_BROOT_SIZE_ADJ \ | ||
194 | (sizeof(xfs_bmbt_block_t) - sizeof(xfs_bmdr_block_t)) | ||
195 | |||
196 | /* | ||
197 | * Fork identifiers. Here so utilities can use them without including | ||
198 | * xfs_inode.h. | ||
199 | */ | ||
200 | #define XFS_DATA_FORK 0 | ||
201 | #define XFS_ATTR_FORK 1 | ||
202 | |||
203 | /* | ||
204 | * Inode data & attribute fork sizes, per inode. | ||
205 | */ | ||
206 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_Q) | ||
207 | int xfs_cfork_q_disk(xfs_dinode_core_t *dcp); | ||
208 | int xfs_cfork_q(xfs_dinode_core_t *dcp); | ||
209 | #define XFS_CFORK_Q_DISK(dcp) xfs_cfork_q_disk(dcp) | ||
210 | #define XFS_CFORK_Q(dcp) xfs_cfork_q(dcp) | ||
211 | #else | ||
212 | #define XFS_CFORK_Q_DISK(dcp) ((dcp)->di_forkoff != 0) | ||
213 | #define XFS_CFORK_Q(dcp) ((dcp)->di_forkoff != 0) | ||
214 | |||
215 | #endif | ||
216 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_BOFF) | ||
217 | int xfs_cfork_boff_disk(xfs_dinode_core_t *dcp); | ||
218 | int xfs_cfork_boff(xfs_dinode_core_t *dcp); | ||
219 | #define XFS_CFORK_BOFF_DISK(dcp) xfs_cfork_boff_disk(dcp) | ||
220 | #define XFS_CFORK_BOFF(dcp) xfs_cfork_boff(dcp) | ||
221 | #else | ||
222 | #define XFS_CFORK_BOFF_DISK(dcp) ((int)(INT_GET((dcp)->di_forkoff, ARCH_CONVERT) << 3)) | ||
223 | #define XFS_CFORK_BOFF(dcp) ((int)((dcp)->di_forkoff << 3)) | ||
224 | |||
225 | #endif | ||
226 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_DSIZE) | ||
227 | int xfs_cfork_dsize_disk(xfs_dinode_core_t *dcp, struct xfs_mount *mp); | ||
228 | int xfs_cfork_dsize(xfs_dinode_core_t *dcp, struct xfs_mount *mp); | ||
229 | #define XFS_CFORK_DSIZE_DISK(dcp,mp) xfs_cfork_dsize_disk(dcp,mp) | ||
230 | #define XFS_CFORK_DSIZE(dcp,mp) xfs_cfork_dsize(dcp,mp) | ||
231 | #else | ||
232 | #define XFS_CFORK_DSIZE_DISK(dcp,mp) \ | ||
233 | (XFS_CFORK_Q_DISK(dcp) ? XFS_CFORK_BOFF_DISK(dcp) : XFS_LITINO(mp)) | ||
234 | #define XFS_CFORK_DSIZE(dcp,mp) \ | ||
235 | (XFS_CFORK_Q(dcp) ? XFS_CFORK_BOFF(dcp) : XFS_LITINO(mp)) | ||
236 | |||
237 | #endif | ||
238 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_ASIZE) | ||
239 | int xfs_cfork_asize_disk(xfs_dinode_core_t *dcp, struct xfs_mount *mp); | ||
240 | int xfs_cfork_asize(xfs_dinode_core_t *dcp, struct xfs_mount *mp); | ||
241 | #define XFS_CFORK_ASIZE_DISK(dcp,mp) xfs_cfork_asize_disk(dcp,mp) | ||
242 | #define XFS_CFORK_ASIZE(dcp,mp) xfs_cfork_asize(dcp,mp) | ||
243 | #else | ||
244 | #define XFS_CFORK_ASIZE_DISK(dcp,mp) \ | ||
245 | (XFS_CFORK_Q_DISK(dcp) ? XFS_LITINO(mp) - XFS_CFORK_BOFF_DISK(dcp) : 0) | ||
246 | #define XFS_CFORK_ASIZE(dcp,mp) \ | ||
247 | (XFS_CFORK_Q(dcp) ? XFS_LITINO(mp) - XFS_CFORK_BOFF(dcp) : 0) | ||
248 | |||
249 | #endif | ||
250 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_SIZE) | ||
251 | int xfs_cfork_size_disk(xfs_dinode_core_t *dcp, struct xfs_mount *mp, int w); | ||
252 | int xfs_cfork_size(xfs_dinode_core_t *dcp, struct xfs_mount *mp, int w); | ||
253 | #define XFS_CFORK_SIZE_DISK(dcp,mp,w) xfs_cfork_size_disk(dcp,mp,w) | ||
254 | #define XFS_CFORK_SIZE(dcp,mp,w) xfs_cfork_size(dcp,mp,w) | ||
255 | #else | ||
256 | #define XFS_CFORK_SIZE_DISK(dcp,mp,w) \ | ||
257 | ((w) == XFS_DATA_FORK ? \ | ||
258 | XFS_CFORK_DSIZE_DISK(dcp, mp) : \ | ||
259 | XFS_CFORK_ASIZE_DISK(dcp, mp)) | ||
260 | #define XFS_CFORK_SIZE(dcp,mp,w) \ | ||
261 | ((w) == XFS_DATA_FORK ? \ | ||
262 | XFS_CFORK_DSIZE(dcp, mp) : XFS_CFORK_ASIZE(dcp, mp)) | ||
263 | |||
264 | #endif | ||
265 | |||
266 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_DSIZE) | ||
267 | int xfs_dfork_dsize(xfs_dinode_t *dip, struct xfs_mount *mp); | ||
268 | #define XFS_DFORK_DSIZE(dip,mp) xfs_dfork_dsize(dip,mp) | ||
269 | #else | ||
270 | #define XFS_DFORK_DSIZE(dip,mp) XFS_CFORK_DSIZE_DISK(&(dip)->di_core, mp) | ||
271 | |||
272 | #endif | ||
273 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_ASIZE) | ||
274 | int xfs_dfork_asize(xfs_dinode_t *dip, struct xfs_mount *mp); | ||
275 | #define XFS_DFORK_ASIZE(dip,mp) xfs_dfork_asize(dip,mp) | ||
276 | #else | ||
277 | #define XFS_DFORK_ASIZE(dip,mp) XFS_CFORK_ASIZE_DISK(&(dip)->di_core, mp) | ||
278 | |||
279 | #endif | ||
280 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_SIZE) | ||
281 | int xfs_dfork_size(xfs_dinode_t *dip, struct xfs_mount *mp, int w); | ||
282 | #define XFS_DFORK_SIZE(dip,mp,w) xfs_dfork_size(dip,mp,w) | ||
283 | #else | ||
284 | #define XFS_DFORK_SIZE(dip,mp,w) XFS_CFORK_SIZE_DISK(&(dip)->di_core, mp, w) | ||
285 | |||
286 | #endif | ||
287 | |||
288 | /* | ||
289 | * Macros for accessing per-fork disk inode information. | ||
290 | */ | ||
291 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_Q) | ||
292 | int xfs_dfork_q(xfs_dinode_t *dip); | ||
293 | #define XFS_DFORK_Q(dip) xfs_dfork_q(dip) | ||
294 | #else | ||
295 | #define XFS_DFORK_Q(dip) XFS_CFORK_Q_DISK(&(dip)->di_core) | ||
296 | |||
297 | #endif | ||
298 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_BOFF) | ||
299 | int xfs_dfork_boff(xfs_dinode_t *dip); | ||
300 | #define XFS_DFORK_BOFF(dip) xfs_dfork_boff(dip) | ||
301 | #else | ||
302 | #define XFS_DFORK_BOFF(dip) XFS_CFORK_BOFF_DISK(&(dip)->di_core) | ||
303 | |||
304 | #endif | ||
305 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_DPTR) | ||
306 | char *xfs_dfork_dptr(xfs_dinode_t *dip); | ||
307 | #define XFS_DFORK_DPTR(dip) xfs_dfork_dptr(dip) | ||
308 | #else | ||
309 | #define XFS_DFORK_DPTR(dip) ((dip)->di_u.di_c) | ||
310 | |||
311 | #endif | ||
312 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_APTR) | ||
313 | char *xfs_dfork_aptr(xfs_dinode_t *dip); | ||
314 | #define XFS_DFORK_APTR(dip) xfs_dfork_aptr(dip) | ||
315 | #else | ||
316 | #define XFS_DFORK_APTR(dip) ((dip)->di_u.di_c + XFS_DFORK_BOFF(dip)) | ||
317 | |||
318 | #endif | ||
319 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_PTR) | ||
320 | char *xfs_dfork_ptr(xfs_dinode_t *dip, int w); | ||
321 | #define XFS_DFORK_PTR(dip,w) xfs_dfork_ptr(dip,w) | ||
322 | #else | ||
323 | #define XFS_DFORK_PTR(dip,w) \ | ||
324 | ((w) == XFS_DATA_FORK ? XFS_DFORK_DPTR(dip) : XFS_DFORK_APTR(dip)) | ||
325 | |||
326 | #endif | ||
327 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_FORMAT) | ||
328 | int xfs_cfork_format(xfs_dinode_core_t *dcp, int w); | ||
329 | #define XFS_CFORK_FORMAT(dcp,w) xfs_cfork_format(dcp,w) | ||
330 | #else | ||
331 | #define XFS_CFORK_FORMAT(dcp,w) \ | ||
332 | ((w) == XFS_DATA_FORK ? (dcp)->di_format : (dcp)->di_aformat) | ||
333 | |||
334 | #endif | ||
335 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_FMT_SET) | ||
336 | void xfs_cfork_fmt_set(xfs_dinode_core_t *dcp, int w, int n); | ||
337 | #define XFS_CFORK_FMT_SET(dcp,w,n) xfs_cfork_fmt_set(dcp,w,n) | ||
338 | #else | ||
339 | #define XFS_CFORK_FMT_SET(dcp,w,n) \ | ||
340 | ((w) == XFS_DATA_FORK ? \ | ||
341 | ((dcp)->di_format = (n)) : \ | ||
342 | ((dcp)->di_aformat = (n))) | ||
343 | |||
344 | #endif | ||
345 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_NEXTENTS) | ||
346 | int xfs_cfork_nextents_disk(xfs_dinode_core_t *dcp, int w); | ||
347 | int xfs_cfork_nextents(xfs_dinode_core_t *dcp, int w); | ||
348 | #define XFS_CFORK_NEXTENTS_DISK(dcp,w) xfs_cfork_nextents_disk(dcp,w) | ||
349 | #define XFS_CFORK_NEXTENTS(dcp,w) xfs_cfork_nextents(dcp,w) | ||
350 | #else | ||
351 | #define XFS_CFORK_NEXTENTS_DISK(dcp,w) \ | ||
352 | ((w) == XFS_DATA_FORK ? \ | ||
353 | INT_GET((dcp)->di_nextents, ARCH_CONVERT) : \ | ||
354 | INT_GET((dcp)->di_anextents, ARCH_CONVERT)) | ||
355 | #define XFS_CFORK_NEXTENTS(dcp,w) \ | ||
356 | ((w) == XFS_DATA_FORK ? (dcp)->di_nextents : (dcp)->di_anextents) | ||
357 | |||
358 | #endif | ||
359 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_NEXT_SET) | ||
360 | void xfs_cfork_next_set(xfs_dinode_core_t *dcp, int w, int n); | ||
361 | #define XFS_CFORK_NEXT_SET(dcp,w,n) xfs_cfork_next_set(dcp,w,n) | ||
362 | #else | ||
363 | #define XFS_CFORK_NEXT_SET(dcp,w,n) \ | ||
364 | ((w) == XFS_DATA_FORK ? \ | ||
365 | ((dcp)->di_nextents = (n)) : \ | ||
366 | ((dcp)->di_anextents = (n))) | ||
367 | |||
368 | #endif | ||
369 | |||
370 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_NEXTENTS) | ||
371 | int xfs_dfork_nextents(xfs_dinode_t *dip, int w); | ||
372 | #define XFS_DFORK_NEXTENTS(dip,w) xfs_dfork_nextents(dip,w) | ||
373 | #else | ||
374 | #define XFS_DFORK_NEXTENTS(dip,w) XFS_CFORK_NEXTENTS_DISK(&(dip)->di_core, w) | ||
375 | #endif | ||
376 | |||
377 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_BUF_TO_DINODE) | ||
378 | xfs_dinode_t *xfs_buf_to_dinode(struct xfs_buf *bp); | ||
379 | #define XFS_BUF_TO_DINODE(bp) xfs_buf_to_dinode(bp) | ||
380 | #else | ||
381 | #define XFS_BUF_TO_DINODE(bp) ((xfs_dinode_t *)(XFS_BUF_PTR(bp))) | ||
382 | #endif | ||
383 | |||
384 | /* | ||
385 | * Values for di_flags | ||
386 | * There should be a one-to-one correspondence between these flags and the | ||
387 | * XFS_XFLAG_s. | ||
388 | */ | ||
389 | #define XFS_DIFLAG_REALTIME_BIT 0 /* file's blocks come from rt area */ | ||
390 | #define XFS_DIFLAG_PREALLOC_BIT 1 /* file space has been preallocated */ | ||
391 | #define XFS_DIFLAG_NEWRTBM_BIT 2 /* for rtbitmap inode, new format */ | ||
392 | #define XFS_DIFLAG_IMMUTABLE_BIT 3 /* inode is immutable */ | ||
393 | #define XFS_DIFLAG_APPEND_BIT 4 /* inode is append-only */ | ||
394 | #define XFS_DIFLAG_SYNC_BIT 5 /* inode is written synchronously */ | ||
395 | #define XFS_DIFLAG_NOATIME_BIT 6 /* do not update atime */ | ||
396 | #define XFS_DIFLAG_NODUMP_BIT 7 /* do not dump */ | ||
397 | #define XFS_DIFLAG_RTINHERIT_BIT 8 /* create with realtime bit set */ | ||
398 | #define XFS_DIFLAG_PROJINHERIT_BIT 9 /* create with parents projid */ | ||
399 | #define XFS_DIFLAG_NOSYMLINKS_BIT 10 /* disallow symlink creation */ | ||
400 | #define XFS_DIFLAG_REALTIME (1 << XFS_DIFLAG_REALTIME_BIT) | ||
401 | #define XFS_DIFLAG_PREALLOC (1 << XFS_DIFLAG_PREALLOC_BIT) | ||
402 | #define XFS_DIFLAG_NEWRTBM (1 << XFS_DIFLAG_NEWRTBM_BIT) | ||
403 | #define XFS_DIFLAG_IMMUTABLE (1 << XFS_DIFLAG_IMMUTABLE_BIT) | ||
404 | #define XFS_DIFLAG_APPEND (1 << XFS_DIFLAG_APPEND_BIT) | ||
405 | #define XFS_DIFLAG_SYNC (1 << XFS_DIFLAG_SYNC_BIT) | ||
406 | #define XFS_DIFLAG_NOATIME (1 << XFS_DIFLAG_NOATIME_BIT) | ||
407 | #define XFS_DIFLAG_NODUMP (1 << XFS_DIFLAG_NODUMP_BIT) | ||
408 | #define XFS_DIFLAG_RTINHERIT (1 << XFS_DIFLAG_RTINHERIT_BIT) | ||
409 | #define XFS_DIFLAG_PROJINHERIT (1 << XFS_DIFLAG_PROJINHERIT_BIT) | ||
410 | #define XFS_DIFLAG_NOSYMLINKS (1 << XFS_DIFLAG_NOSYMLINKS_BIT) | ||
411 | |||
412 | #define XFS_DIFLAG_ANY \ | ||
413 | (XFS_DIFLAG_REALTIME | XFS_DIFLAG_PREALLOC | XFS_DIFLAG_NEWRTBM | \ | ||
414 | XFS_DIFLAG_IMMUTABLE | XFS_DIFLAG_APPEND | XFS_DIFLAG_SYNC | \ | ||
415 | XFS_DIFLAG_NOATIME | XFS_DIFLAG_NODUMP | XFS_DIFLAG_RTINHERIT | \ | ||
416 | XFS_DIFLAG_PROJINHERIT | XFS_DIFLAG_NOSYMLINKS) | ||
417 | |||
418 | #endif /* __XFS_DINODE_H__ */ | ||