xref: /freebsd/sys/contrib/openzfs/include/os/freebsd/spl/sys/vnode.h (revision 17aab35a77a1b1bf02fc85bb8ffadccb0ca5006d)
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/ccompat.h>
60 #include <sys/mount.h>
61 #include <sys/cred.h>
62 #include <sys/fcntl.h>
63 #include <sys/refcount.h>
64 #include <sys/file.h>
65 #include <sys/filedesc.h>
66 #include <sys/syscallsubr.h>
67 #include <sys/vm.h>
68 #include <vm/vm_object.h>
69 
70 typedef	struct vop_vector	vnodeops_t;
71 #define	vop_fid		vop_vptofh
72 #define	vop_fid_args	vop_vptofh_args
73 #define	a_fid		a_fhp
74 
75 #define	vn_vfswlock(vp)		(0)
76 #define	vn_vfsunlock(vp)	do { } while (0)
77 
78 #ifndef IN_BASE
79 #define	vn_has_cached_data(vp)	\
80 	((vp)->v_object != NULL && \
81 	(vp)->v_object->resident_page_count > 0)
82 
83 static __inline void
vn_flush_cached_data(vnode_t * vp,boolean_t sync)84 vn_flush_cached_data(vnode_t *vp, boolean_t sync)
85 {
86 	if (vm_object_mightbedirty(vp->v_object)) {
87 		int flags = sync ? OBJPC_SYNC : 0;
88 		zfs_vmobject_wlock(vp->v_object);
89 		vm_object_page_clean(vp->v_object, 0, 0, flags);
90 		zfs_vmobject_wunlock(vp->v_object);
91 	}
92 }
93 #endif
94 
95 #define	vn_matchops(vp, vops)	((vp)->v_op == &(vops))
96 
97 #define	VN_HOLD(v)	vref(v)
98 #define	VN_RELE(v)	vrele(v)
99 #define	VN_URELE(v)	vput(v)
100 
101 #define	vnevent_create(vp, ct)			do { } while (0)
102 #define	vnevent_link(vp, ct)			do { } while (0)
103 #define	vnevent_remove(vp, dvp, name, ct)	do { } while (0)
104 #define	vnevent_rmdir(vp, dvp, name, ct)	do { } while (0)
105 #define	vnevent_rename_src(vp, dvp, name, ct)	do { } while (0)
106 #define	vnevent_rename_dest(vp, dvp, name, ct)	do { } while (0)
107 #define	vnevent_rename_dest_dir(vp, ct)		do { } while (0)
108 
109 /*
110  * We will use va_spare is place of Solaris' va_mask.
111  * This field is initialized in zfs_setattr().
112  */
113 #define	va_mask		va_spare
114 /* TODO: va_fileid is shorter than va_nodeid !!! */
115 #define	va_nodeid	va_fileid
116 /* TODO: This field needs conversion! */
117 #define	va_nblocks	va_bytes
118 #define	va_blksize	va_blocksize
119 
120 #define	MAXOFFSET_T	OFF_MAX
121 
122 #define	FIGNORECASE	0x00
123 
124 /*
125  * Attributes of interest to the caller of setattr or getattr.
126  */
127 
128 #undef AT_UID
129 #undef AT_GID
130 
131 #define	AT_MODE		0x00002
132 #define	AT_UID		0x00004
133 #define	AT_GID		0x00008
134 #define	AT_FSID		0x00010
135 #define	AT_NODEID	0x00020
136 #define	AT_NLINK	0x00040
137 #define	AT_SIZE		0x00080
138 #define	AT_ATIME	0x00100
139 #define	AT_MTIME	0x00200
140 #define	AT_CTIME	0x00400
141 #define	AT_RDEV		0x00800
142 #define	AT_BLKSIZE	0x01000
143 #define	AT_NBLOCKS	0x02000
144 /*			0x04000 */	/* unused */
145 #define	AT_SEQ		0x08000
146 /*
147  * If AT_XVATTR is set then there are additional bits to process in
148  * the xvattr_t's attribute bitmap.  If this is not set then the bitmap
149  * MUST be ignored.  Note that this bit must be set/cleared explicitly.
150  * That is, setting AT_ALL will NOT set AT_XVATTR.
151  */
152 #define	AT_XVATTR	0x10000
153 
154 #define	AT_ALL		(AT_MODE|AT_UID|AT_GID|AT_FSID|AT_NODEID|\
155 			AT_NLINK|AT_SIZE|AT_ATIME|AT_MTIME|AT_CTIME|\
156 			AT_RDEV|AT_BLKSIZE|AT_NBLOCKS|AT_SEQ)
157 
158 #define	AT_STAT		(AT_MODE|AT_UID|AT_GID|AT_FSID|AT_NODEID|AT_NLINK|\
159 			AT_SIZE|AT_ATIME|AT_MTIME|AT_CTIME|AT_RDEV)
160 
161 #define	AT_TIMES	(AT_ATIME|AT_MTIME|AT_CTIME)
162 
163 #define	AT_NOSET	(AT_NLINK|AT_RDEV|AT_FSID|AT_NODEID|\
164 			AT_BLKSIZE|AT_NBLOCKS|AT_SEQ)
165 
166 #ifndef IN_BASE
167 static __inline void
vattr_init_mask(vattr_t * vap)168 vattr_init_mask(vattr_t *vap)
169 {
170 
171 	vap->va_mask = 0;
172 
173 	if (vap->va_uid != (uid_t)VNOVAL)
174 		vap->va_mask |= AT_UID;
175 	if (vap->va_gid != (gid_t)VNOVAL)
176 		vap->va_mask |= AT_GID;
177 	if (vap->va_size != (u_quad_t)VNOVAL)
178 		vap->va_mask |= AT_SIZE;
179 	if (vap->va_atime.tv_sec != VNOVAL)
180 		vap->va_mask |= AT_ATIME;
181 	if (vap->va_mtime.tv_sec != VNOVAL)
182 		vap->va_mask |= AT_MTIME;
183 	if (vap->va_mode != (uint16_t)VNOVAL)
184 		vap->va_mask |= AT_MODE;
185 	if (vap->va_flags != VNOVAL)
186 		vap->va_mask |= AT_XVATTR;
187 }
188 #endif
189 
190 #define		RLIM64_INFINITY 0
191 
192 #include <sys/vfs.h>
193 
194 #endif	/* _OPENSOLARIS_SYS_VNODE_H_ */
195