| VFS_CHECKEXP.9 (96711) | VFS_CHECKEXP.9 (107788) |
|---|---|
| 1.\" 2.\" Copyright (c) 1999 Alfred Perlstein 3.\" 4.\" All rights reserved. 5.\" 6.\" This program is free software. 7.\" 8.\" Redistribution and use in source and binary forms, with or without --- 8 unchanged lines hidden (view full) --- 17.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 18.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24.\" | 1.\" 2.\" Copyright (c) 1999 Alfred Perlstein 3.\" 4.\" All rights reserved. 5.\" 6.\" This program is free software. 7.\" 8.\" Redistribution and use in source and binary forms, with or without --- 8 unchanged lines hidden (view full) --- 17.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 18.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24.\" |
| 25.\" $FreeBSD: head/share/man/man9/VFS_CHECKEXP.9 96711 2002-05-16 05:21:58Z trhodes $ | 25.\" $FreeBSD: head/share/man/man9/VFS_CHECKEXP.9 107788 2002-12-12 17:26:04Z ru $ |
| 26.\" 27.Dd September 10, 1999 28.Os 29.Dt VFS_CHECKEXP 9 30.Sh NAME 31.Nm VFS_CHECKEXP | 26.\" 27.Dd September 10, 1999 28.Os 29.Dt VFS_CHECKEXP 9 30.Sh NAME 31.Nm VFS_CHECKEXP |
| 32.Nd check if a filesystem is exported to a client | 32.Nd check if a file system is exported to a client |
| 33.Sh SYNOPSIS 34.In sys/param.h 35.In sys/mount.h 36.Ft int 37.Fn VFS_CHECKEXP "struct mount *mp" "struct sockaddr *nam" "int *exflagsp" "struct ucred **credanonp" 38.Sh DESCRIPTION 39This is used by the NFS server to check if a mount point is exported 40to a client. --- 5 unchanged lines hidden (view full) --- 46.It Ar nam 47An mbuf containing the network address of the client. 48.It Ar exflagsp 49Return parameter for the export flags for this client. 50.It Ar credanonp 51Return parameter for the anonymous credentials for this client. 52.El 53.Pp | 33.Sh SYNOPSIS 34.In sys/param.h 35.In sys/mount.h 36.Ft int 37.Fn VFS_CHECKEXP "struct mount *mp" "struct sockaddr *nam" "int *exflagsp" "struct ucred **credanonp" 38.Sh DESCRIPTION 39This is used by the NFS server to check if a mount point is exported 40to a client. --- 5 unchanged lines hidden (view full) --- 46.It Ar nam 47An mbuf containing the network address of the client. 48.It Ar exflagsp 49Return parameter for the export flags for this client. 50.It Ar credanonp 51Return parameter for the anonymous credentials for this client. 52.El 53.Pp |
| 54This should be called on a filesystem's mount structure to determine if it | 54This should be called on a file system's mount structure to determine if it |
| 55is exported to a client whose address is contained in 56.Fa nam . 57.Pp 58It is generally called before 59.Xr VFS_FHTOVP 9 | 55is exported to a client whose address is contained in 56.Fa nam . 57.Pp 58It is generally called before 59.Xr VFS_FHTOVP 9 |
| 60to validate that a client has access to the filesystem. | 60to validate that a client has access to the file system. |
| 61.Pp | 61.Pp |
| 62The filesystem should call | 62The file system should call |
| 63.Xr vfs_export_lookup 9 64with the address of an appropriate 65.Dv netexport 66structure and the address of the client, 67.Fa nam , | 63.Xr vfs_export_lookup 9 64with the address of an appropriate 65.Dv netexport 66structure and the address of the client, 67.Fa nam , |
| 68to verify that the client can access this filesystem. | 68to verify that the client can access this file system. |
| 69.Sh RETURN VALUES 70The export flags and anonymous credentials specific to the client (returned 71by 72.Xr vfs_export_lookup 9 ) 73will be returned in 74.Fa *exflagsp 75and 76.Fa *credanonp . 77.Sh SEE ALSO 78.Xr VFS 9 , 79.Xr VFS_FHTOVP 9 , 80.Xr VFS_VPTOFH 9 , 81.Xr vnode 9 82.Sh AUTHORS 83This man page was written by 84.An Alfred Perlstein . | 69.Sh RETURN VALUES 70The export flags and anonymous credentials specific to the client (returned 71by 72.Xr vfs_export_lookup 9 ) 73will be returned in 74.Fa *exflagsp 75and 76.Fa *credanonp . 77.Sh SEE ALSO 78.Xr VFS 9 , 79.Xr VFS_FHTOVP 9 , 80.Xr VFS_VPTOFH 9 , 81.Xr vnode 9 82.Sh AUTHORS 83This man page was written by 84.An Alfred Perlstein . |