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/*
* FsGateway - navigate a database structure as directory tree
* Copyright (C) 2009-2010 Torello Querci <torello@torosoft.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
using System;
using Mono.Unix.Native;
using System.Collections.Generic;
using Mono.Fuse;
namespace FsGateway
{
public class FuseWrapper:Mono.Fuse.FileSystem
{
IFsGateway gw=null;
public FuseWrapper(IFsGateway gw,string[] args)
{
// Check if the gateway is set
if (gw!=null) {
// Check if the gateway object is connected
if (!gw.isConnect) {
bool res=gw.Connect();
// If the system is not able to connect the gw object
if (res) {
this.gw=gw;
}
} else {
this.gw=gw;
}
}
// Check if the fuse argument array contains at least 1 parameter, the mount point otherwise generate exception
if (args.Length>0) {
ParseFuseArguments(args);
MountPoint=args[args.Length-1];
} else {
throw new Exception("The fuse mount point is not specified");
}
}
public string storageType {
get {
return "tagfs";
}
}
public IFsGateway gateway {
get {
return gw;
}
set {
// Check if the gateway is already setuped
if (gw!=null) {
if (gw.isConnect) {
gw.Unconnect();
}
gw.Dispose();
gw=null;
}
// Check if the object to set is not null
if (value!=null) {
gw=value;
if (!gw.isConnect) {
bool res=gw.Connect();
if (res==false) {
throw new Exception("Unable to connect");
}
}
}
}
}
protected override Errno OnReadDirectory (string directory
,OpenedPathInfo info
,out IEnumerable<DirectoryEntry> names)
{
return gw.OnReadDirectory(directory, info, out names);
}
protected override Errno OnGetPathStatus (string path,out Stat stbuf) {
return gw.OnGetPathStatus (path, out stbuf);
}
protected override Errno OnReadHandle (string file
,OpenedPathInfo info
,byte[] buf
,long offset
,out int bytesWritten)
{
return gw.OnReadHandle (file
,info
,buf
,offset
,out bytesWritten);
}
protected override Errno OnReadSymbolicLink (string link, out string target) {
return gw.OnReadSymbolicLink(link,out target);
}
}
}
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