1 /*
2 * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29 #ifndef _OPENSOLARIS_SYS_VNODE_H_
30 #define _OPENSOLARIS_SYS_VNODE_H_
31
32 struct vnode;
33 struct vattr;
34 struct xucred;
35
36 typedef struct flock flock64_t;
37 typedef struct vnode vnode_t;
38 typedef struct vattr vattr_t;
39 #if __FreeBSD_version < 1400093
40 typedef enum vtype vtype_t;
41 #else
42 #define vtype_t __enum_uint8(vtype)
43 #endif
44
45 #include <sys/types.h>
46 #include <sys/queue.h>
47 #include_next <sys/sdt.h>
48 #include <sys/namei.h>
49 enum symfollow { NO_FOLLOW = NOFOLLOW };
50
51 #define NOCRED ((struct ucred *)0) /* no credential available */
52 #define F_FREESP 11 /* Free file space */
53
54 #include <sys/proc.h>
55 #include <sys/vnode_impl.h>
56 #ifndef IN_BASE
57 #include_next <sys/vnode.h>
58 #endif
59 #include <sys/mount.h>
60 #include <sys/cred.h>
61 #include <sys/fcntl.h>
62 #include <sys/refcount.h>
63 #include <sys/file.h>
64 #include <sys/filedesc.h>
65 #include <sys/syscallsubr.h>
66 #include <sys/vm.h>
67 #include <vm/vm_object.h>
68 #include <vm/vnode_pager.h>
69
70 typedef struct vop_vector vnodeops_t;
71 #define VOP_FID VOP_VPTOFH
72 #define vop_fid vop_vptofh
73 #define vop_fid_args vop_vptofh_args
74 #define a_fid a_fhp
75
76 #define rootvfs (rootvnode == NULL ? NULL : rootvnode->v_mount)
77
78 #ifndef IN_BASE
79 static __inline int
vn_is_readonly(vnode_t * vp)80 vn_is_readonly(vnode_t *vp)
81 {
82 return (vp->v_mount->mnt_flag & MNT_RDONLY);
83 }
84 #endif
85 #define vn_vfswlock(vp) (0)
86 #define vn_vfsunlock(vp) do { } while (0)
87 #define vn_ismntpt(vp) \
88 ((vp)->v_type == VDIR && (vp)->v_mountedhere != NULL)
89 #define vn_mountedvfs(vp) ((vp)->v_mountedhere)
90 #define vn_has_cached_data(vp) \
91 ((vp)->v_object != NULL && \
92 (vp)->v_object->resident_page_count > 0)
93
94 #ifndef IN_BASE
95 static __inline void
vn_flush_cached_data(vnode_t * vp,boolean_t sync)96 vn_flush_cached_data(vnode_t *vp, boolean_t sync)
97 {
98 #if __FreeBSD_version > 1300054
99 if (vm_object_mightbedirty(vp->v_object)) {
100 #else
101 if (vp->v_object->flags & OBJ_MIGHTBEDIRTY) {
102 #endif
103 vn_lock(vp, LK_SHARED | LK_RETRY);
104 if (sync)
105 vnode_pager_clean_sync(vp);
106 else
107 vnode_pager_clean_async(vp);
108 VOP_UNLOCK(vp);
109 }
110 }
111 #endif
112
113 #define vn_exists(vp) do { } while (0)
114 #define vn_invalid(vp) do { } while (0)
115 #define vn_renamepath(tdvp, svp, tnm, lentnm) do { } while (0)
116 #define vn_free(vp) do { } while (0)
117 #define vn_matchops(vp, vops) ((vp)->v_op == &(vops))
118
119 #define VN_HOLD(v) vref(v)
120 #define VN_RELE(v) vrele(v)
121 #define VN_URELE(v) vput(v)
122
123 #define vnevent_create(vp, ct) do { } while (0)
124 #define vnevent_link(vp, ct) do { } while (0)
125 #define vnevent_remove(vp, dvp, name, ct) do { } while (0)
126 #define vnevent_rmdir(vp, dvp, name, ct) do { } while (0)
127 #define vnevent_rename_src(vp, dvp, name, ct) do { } while (0)
128 #define vnevent_rename_dest(vp, dvp, name, ct) do { } while (0)
129 #define vnevent_rename_dest_dir(vp, ct) do { } while (0)
130
131 #define specvp(vp, rdev, type, cr) (VN_HOLD(vp), (vp))
132 #define MANDLOCK(vp, mode) (0)
133
134 /*
135 * We will use va_spare is place of Solaris' va_mask.
136 * This field is initialized in zfs_setattr().
137 */
138 #define va_mask va_spare
139 /* TODO: va_fileid is shorter than va_nodeid !!! */
140 #define va_nodeid va_fileid
141 /* TODO: This field needs conversion! */
142 #define va_nblocks va_bytes
143 #define va_blksize va_blocksize
144
145 #define MAXOFFSET_T OFF_MAX
146 #define EXCL 0
147
148 #define FCREAT O_CREAT
149 #define FTRUNC O_TRUNC
150 #define FEXCL O_EXCL
151 #ifndef FDSYNC
152 #define FDSYNC FFSYNC
153 #endif
154 #define FRSYNC FFSYNC
155 #define FSYNC FFSYNC
156 #define FOFFMAX 0x00
157 #define FIGNORECASE 0x00
158
159 /*
160 * Attributes of interest to the caller of setattr or getattr.
161 */
162 #define AT_MODE 0x00002
163 #define AT_UID 0x00004
164 #define AT_GID 0x00008
165 #define AT_FSID 0x00010
166 #define AT_NODEID 0x00020
167 #define AT_NLINK 0x00040
168 #define AT_SIZE 0x00080
169 #define AT_ATIME 0x00100
170 #define AT_MTIME 0x00200
171 #define AT_CTIME 0x00400
172 #define AT_RDEV 0x00800
173 #define AT_BLKSIZE 0x01000
174 #define AT_NBLOCKS 0x02000
175 /* 0x04000 */ /* unused */
176 #define AT_SEQ 0x08000
177 /*
178 * If AT_XVATTR is set then there are additional bits to process in
179 * the xvattr_t's attribute bitmap. If this is not set then the bitmap
180 * MUST be ignored. Note that this bit must be set/cleared explicitly.
181 * That is, setting AT_ALL will NOT set AT_XVATTR.
182 */
183 #define AT_XVATTR 0x10000
184
185 #define AT_ALL (AT_MODE|AT_UID|AT_GID|AT_FSID|AT_NODEID|\
186 AT_NLINK|AT_SIZE|AT_ATIME|AT_MTIME|AT_CTIME|\
187 AT_RDEV|AT_BLKSIZE|AT_NBLOCKS|AT_SEQ)
188
189 #define AT_STAT (AT_MODE|AT_UID|AT_GID|AT_FSID|AT_NODEID|AT_NLINK|\
190 AT_SIZE|AT_ATIME|AT_MTIME|AT_CTIME|AT_RDEV)
191
192 #define AT_TIMES (AT_ATIME|AT_MTIME|AT_CTIME)
193
194 #define AT_NOSET (AT_NLINK|AT_RDEV|AT_FSID|AT_NODEID|\
195 AT_BLKSIZE|AT_NBLOCKS|AT_SEQ)
196
197 #ifndef IN_BASE
198 static __inline void
199 vattr_init_mask(vattr_t *vap)
200 {
201
202 vap->va_mask = 0;
203
204 if (vap->va_uid != (uid_t)VNOVAL)
205 vap->va_mask |= AT_UID;
206 if (vap->va_gid != (gid_t)VNOVAL)
207 vap->va_mask |= AT_GID;
208 if (vap->va_size != (u_quad_t)VNOVAL)
209 vap->va_mask |= AT_SIZE;
210 if (vap->va_atime.tv_sec != VNOVAL)
211 vap->va_mask |= AT_ATIME;
212 if (vap->va_mtime.tv_sec != VNOVAL)
213 vap->va_mask |= AT_MTIME;
214 if (vap->va_mode != (uint16_t)VNOVAL)
215 vap->va_mask |= AT_MODE;
216 if (vap->va_flags != VNOVAL)
217 vap->va_mask |= AT_XVATTR;
218 }
219 #endif
220
221 #define RLIM64_INFINITY 0
222
223 static __inline int
224 vn_rename(char *from, char *to, enum uio_seg seg)
225 {
226
227 ASSERT(seg == UIO_SYSSPACE);
228
229 return (kern_renameat(curthread, AT_FDCWD, from, AT_FDCWD, to, seg));
230 }
231
232 #include <sys/vfs.h>
233
234 #endif /* _OPENSOLARIS_SYS_VNODE_H_ */
235