1 /* $NetBSD: vfs_syscalls.h,v 1.29 2021/11/07 13:47:49 christos Exp $ */
2
3 /*
4 * Copyright (c) 2007, 2008, 2009 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #ifndef _SYS_VFS_SYSCALLS_H_
30 #define _SYS_VFS_SYSCALLS_H_
31
32 #include <sys/types.h>
33 #include <sys/fstypes.h>
34
35 struct stat;
36 struct statvfs;
37 struct quotactl_args;
38
39 /*
40 * syscall helpers for compat code.
41 */
42
43 /* Status functions to kernel 'struct stat' buffers */
44 int do_sys_stat(const char *, unsigned int, struct stat *);
45 int do_sys_statat(struct lwp *, int, const char *, unsigned int, struct stat *);
46 int do_fhstat(struct lwp *, const void *, size_t, struct stat *);
47 int do_fhstatvfs(struct lwp *, const void *, size_t, struct statvfs *, int);
48
49 /* VFS status functions to kernel buffers */
50 int do_sys_pstatvfs(struct lwp *, const char *, int, struct statvfs *);
51 int do_sys_fstatvfs(struct lwp *, int, int, struct statvfs *);
52 /* VFS status - call copyfn() for each entry */
53 int do_sys_getvfsstat(struct lwp *, void *, size_t, int, int (*)(const void *, void *, size_t), size_t, register_t *);
54
55 int do_sys_utimes(struct lwp *, struct vnode *, const char *, int,
56 const struct timeval *, enum uio_seg);
57 int do_sys_utimens(struct lwp *, struct vnode *, const char *, int,
58 const struct timespec *, enum uio_seg);
59 int do_sys_utimensat(struct lwp *, int, struct vnode *, const char *, int,
60 const struct timespec *, enum uio_seg);
61
62 struct pathbuf;
63 int do_open(struct lwp *, struct vnode *, struct pathbuf *, int, int, int *);
64
65 int vfs_copyinfh_alloc(const void *, size_t, fhandle_t **);
66 void vfs_copyinfh_free(fhandle_t *);
67
68 int dofhopen(struct lwp *, const void *, size_t, int, register_t *);
69
70 int do_sys_linkat(struct lwp *, int, const char *, int, const char *, int, register_t *);
71 int do_sys_unlink(const char *, enum uio_seg);
72 int do_sys_rename(const char *, const char *, enum uio_seg, int);
73 int do_posix_mknodat(struct lwp *, int, const char *, mode_t, dev_t);
74 int do_sys_mknod(struct lwp *, const char *, mode_t, dev_t, enum uio_seg);
75 int do_sys_mknodat(struct lwp *, int, const char *, mode_t, dev_t, enum uio_seg);
76 int do_sys_chmodat(struct lwp *, int, const char *, int, int);
77 int do_sys_chownat(struct lwp *, int, const char *, uid_t, gid_t, int);
78 int do_sys_accessat(struct lwp *, int, const char *, int ,int);
79 int do_sys_mkdir(const char *, mode_t, enum uio_seg);
80 int do_sys_symlink(const char *, const char *, enum uio_seg);
81 int do_sys_quotactl(const char *, const struct quotactl_args *);
82 void do_sys_sync(struct lwp *);
83 int do_sys_chdir(struct lwp *, const char *, enum uio_seg, register_t *);
84 int do_sys_fchdir(struct lwp *, int, register_t *);
85 int vfs_syncwait(void);
86
87 int chdir_lookup(const char *, int, struct vnode **, struct lwp *);
88 void change_root(struct vnode *);
89
90 extern const char *const mountcompatnames[];
91 extern const u_int nmountcompatnames;
92
93 #endif /* _SYS_VFS_SYSCALLS_H_ */
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