internal SmbTree GetSmbTree(string share, string service)
{
lock (this)
{
SmbTree t;
if (share == null)
{
share = "IPC$";
}
/*for (IEnumeration e = trees.GetEnumerator(); e.MoveNext(); )
* {
* t = (SmbTree)e.Current;
* if (t.Matches(share, service))
* {
* return t;
* }
* }*/
foreach (var e in Trees)
{
t = (SmbTree)e;
if (t.Matches(share, service))
{
return(t);
}
}
t = new SmbTree(this, share, service);
Trees.Add(t);
return(t);
}
}
public override bool Equals(object obj)
{
if (obj is SmbTree)
{
SmbTree tree = (SmbTree)obj;
return(Matches(tree.Share, tree.Service));
}
return(false);
}
/// <exception cref="SharpCifs.Smb.SmbException"></exception>
internal virtual DfsReferral GetDfsReferrals(NtlmPasswordAuthentication auth,
string path,
int rn)
{
SmbTree ipc = GetSmbSession(auth).GetSmbTree("IPC$", null);
Trans2GetDfsReferralResponse resp = new Trans2GetDfsReferralResponse();
ipc.Send(new Trans2GetDfsReferral(path), resp);
if (resp.NumReferrals == 0)
{
return(null);
}
if (rn == 0 || resp.NumReferrals < rn)
{
rn = resp.NumReferrals;
}
DfsReferral dr = new DfsReferral();
string[] arr = new string[4];
long expiration = Runtime.CurrentTimeMillis() + Dfs.Ttl * 1000;
int di = 0;
for (;;)
{
dr.ResolveHashes = auth.HashesExternal;
dr.Ttl = resp.Referrals[di].Ttl;
dr.Expiration = expiration;
if (path.Equals(string.Empty))
{
dr.Server = Runtime.Substring(resp.Referrals[di].Path, 1).ToLower();
}
else
{
DfsPathSplit(resp.Referrals[di].Node, arr);
dr.Server = arr[1];
dr.Share = arr[2];
dr.Path = arr[3];
}
dr.PathConsumed = resp.PathConsumed;
di++;
if (di == rn)
{
break;
}
dr.Append(new DfsReferral());
dr = dr.Next;
}
return(dr.Next);
}
/// <exception cref="SharpCifs.Smb.SmbException"></exception>
public static void Logon(UniAddress dc, int port, NtlmPasswordAuthentication auth
)
{
SmbTree tree = SmbTransport.GetSmbTransport(dc, port).GetSmbSession(auth).GetSmbTree
(LogonShare, null);
if (LogonShare == null)
{
tree.TreeConnect(null, null);
}
else
{
Trans2FindFirst2 req = new Trans2FindFirst2("\\", "*", SmbFile.AttrDirectory);
Trans2FindFirst2Response resp = new Trans2FindFirst2Response();
tree.Send(req, resp);
}
}
/// <exception cref="SharpCifs.Smb.SmbException"></exception>
internal virtual void ResolveDfs(ServerMessageBlock request)
{
if (!_enableDfs)
{
Connect0();
return;
}
if (request is SmbComClose)
{
return;
}
Connect0();
DfsReferral dr = Dfs.Resolve(Tree.Session.transport.TconHostName, Tree.Share, Unc
, Auth);
if (dr != null)
{
string service = null;
if (request != null)
{
switch (request.Command)
{
case ServerMessageBlock.SmbComTransaction:
case ServerMessageBlock.SmbComTransaction2:
{
switch (((SmbComTransaction)request).SubCommand & 0xFF)
{
case SmbComTransaction.Trans2GetDfsReferral:
{
break;
}
default:
{
service = "A:";
break;
}
}
break;
}
default:
{
service = "A:";
break;
}
}
}
DfsReferral start = dr;
SmbException se = null;
do
{
try
{
if (Log.Level >= 2)
{
Log.WriteLine("DFS redirect: " + dr);
}
UniAddress addr = UniAddress.GetByName(dr.Server);
SmbTransport trans = SmbTransport.GetSmbTransport(addr, Url.Port);
trans.Connect();
Tree = trans.GetSmbSession(Auth).GetSmbTree(dr.Share, service);
if (dr != start && dr.Key != null)
{
dr.Map.Put(dr.Key, dr);
}
se = null;
break;
}
catch (IOException ioe)
{
if (ioe is SmbException)
{
se = (SmbException)ioe;
}
else
{
se = new SmbException(dr.Server, ioe);
}
}
dr = dr.Next;
}
while (dr != start);
if (se != null)
{
throw se;
}
if (Log.Level >= 3)
{
Log.WriteLine(dr);
}
_dfsReferral = dr;
if (dr.PathConsumed < 0)
{
dr.PathConsumed = 0;
}
else
{
if (dr.PathConsumed > Unc.Length)
{
dr.PathConsumed = Unc.Length;
}
}
string dunc = Runtime.Substring(Unc, dr.PathConsumed);
if (dunc.Equals(string.Empty))
{
dunc = "\\";
}
if (!dr.Path.Equals(string.Empty))
{
dunc = "\\" + dr.Path + dunc;
}
Unc = dunc;
if (request != null && request.Path != null && request.Path.EndsWith("\\") && dunc
.EndsWith("\\") == false)
{
dunc += "\\";
}
if (request != null)
{
request.Path = dunc;
request.Flags2 |= SmbConstants.Flags2ResolvePathsInDfs;
}
}
else
{
if (Tree.InDomainDfs && !(request is NtTransQuerySecurityDesc) && !(request is SmbComClose
) && !(request is SmbComFindClose2))
{
throw new SmbException(NtStatus.NtStatusNotFound, false);
}
if (request != null)
{
request.Flags2 &= ~SmbConstants.Flags2ResolvePathsInDfs;
}
}
}
/// <exception cref="System.UriFormatException"></exception>
/// <exception cref="UnknownHostException"></exception>
/*internal SmbFile(Jcifs.Smb.SmbFile context, string name, int type, int attributes
, long createTime, long lastModified, long size)
: this(context.IsWorkgroup0() ?
new Uri(null, "smb://" + name + "/") : new Uri(context.url,
name + ((attributes & ATTR_DIRECTORY) > 0 ? "/" : string.Empty)))*/
internal SmbFile(SmbFile context, string name, int type, int attributes
, long createTime, long lastModified, long size)
: this(context.IsWorkgroup0() ?
new Uri("smb://" + name + "/") : new Uri(context.Url.AbsoluteUri +
name + ((attributes & AttrDirectory) > 0 ? "/" : string.Empty)))
{
Auth = context.Auth;
if (context._share != null)
{
Tree = context.Tree;
_dfsReferral = context._dfsReferral;
}
int last = name.Length - 1;
if (name[last] == '/')
{
name = Runtime.Substring(name, 0, last);
}
if (context._share == null)
{
Unc = "\\";
}
else
{
if (context.Unc.Equals("\\"))
{
Unc = '\\' + name;
}
else
{
Unc = context.Unc + '\\' + name;
}
}
if (!context.IsWorkgroup0())
{
Addresses = context.Addresses;
}
this._enableDfs = context.EnableDfs;
this.Type = type;
this._attributes = attributes;
this._createTime = createTime;
this._lastModified = lastModified;
this._size = size;
_isExists = true;
_attrExpiration = _sizeExpiration = Runtime.CurrentTimeMillis() + AttrExpirationPeriod;
}
/// <summary>
/// Constructs an SmbFile representing a resource on an SMB network such
/// as a file or directory.
/// </summary>
/// <remarks>
/// Constructs an SmbFile representing a resource on an SMB network such
/// as a file or directory. The second parameter is a relative path from
/// the <code>context</code>. See the description above for examples of
/// using the second <code>name</code> parameter. The <tt>shareAccess</tt>
/// parameter controls what permissions other clients have when trying
/// to access the same file while this instance is still open. This
/// value is either <tt>FILE_NO_SHARE</tt> or any combination
/// of <tt>FILE_SHARE_READ</tt>, <tt>FILE_SHARE_WRITE</tt>, and
/// <tt>FILE_SHARE_DELETE</tt> logically OR'd together.
/// </remarks>
/// <param name="context">A base <code>SmbFile</code></param>
/// <param name="name">A path string relative to the <code>context</code> file path</param>
/// <param name="shareAccess">Specifies what access other clients have while this file is open.
/// </param>
/// <exception cref="System.UriFormatException">
/// If the <code>context</code> and <code>name</code> parameters
/// do not follow the prescribed syntax
/// </exception>
/// <exception cref="UnknownHostException"></exception>
public SmbFile(SmbFile context, string name, int shareAccess)
: this(context.IsWorkgroup0() ? new Uri("smb://" + name) : new Uri(
context.Url.AbsoluteUri + name), context.Auth)
{
if ((shareAccess & ~(FileShareRead | FileShareWrite | FileShareDelete)) !=
0)
{
throw new RuntimeException("Illegal shareAccess parameter");
}
if (!context.IsWorkgroup0())
{
this.Addresses = context.Addresses;
if (context._share != null || context.Tree != null)
{
Tree = context.Tree;
_dfsReferral = context._dfsReferral;
}
}
this._shareAccess = shareAccess;
this._enableDfs = context.EnableDfs;
}
/// <summary>
/// Constructs an SmbFile representing a resource on an SMB network such
/// as a file or directory.
/// </summary>
/// <remarks>
/// Constructs an SmbFile representing a resource on an SMB network such
/// as a file or directory. The second parameter is a relative path from
/// the <code>parent SmbFile</code>. See the description above for examples
/// of using the second <code>name</code> parameter.
/// </remarks>
/// <param name="context">A base <code>SmbFile</code></param>
/// <param name="name">A path string relative to the <code>parent</code> paremeter</param>
/// <exception cref="System.UriFormatException">
/// If the <code>parent</code> and <code>child</code> parameters
/// do not follow the prescribed syntax
/// </exception>
/// <exception cref="UnknownHostException">If the server or workgroup of the <tt>context</tt> file cannot be determined
/// </exception>
public SmbFile(SmbFile context, string name)
: this(context.IsWorkgroup0
() ? new Uri("smb://" + name) : new Uri(context.Url.AbsoluteUri + name),
context.Auth)
{
this._enableDfs = context.EnableDfs;
if (!context.IsWorkgroup0())
{
Addresses = context.Addresses;
if (context._share != null)
{
Tree = context.Tree;
_dfsReferral = context._dfsReferral;
}
}
}
/// <exception cref="System.IO.IOException"></exception>
internal virtual void DoConnect()
{
SmbTransport trans;
UniAddress addr;
addr = GetAddress();
if (Tree != null && Tree.Session.transport.Address.Equals(addr))
{
trans = Tree.Session.transport;
}
else
{
trans = SmbTransport.GetSmbTransport(addr, Url.Port);
Tree = trans.GetSmbSession(Auth).GetSmbTree(_share, null);
}
string hostName = GetServerWithDfs();
if (_enableDfs)
{
Tree.InDomainDfs = Dfs.Resolve(hostName, Tree.Share, null, Auth) != null;
}
if (Tree.InDomainDfs)
{
Tree.ConnectionState = 2;
}
try
{
if (Log.Level >= 3)
{
Log.WriteLine("doConnect: " + addr);
}
Tree.TreeConnect(null, null);
}
catch (SmbAuthException sae)
{
NtlmPasswordAuthentication a;
SmbSession ssn;
if (_share == null)
{
// IPC$ - try "anonymous" credentials
ssn = trans.GetSmbSession(NtlmPasswordAuthentication.Null);
Tree = ssn.GetSmbTree(null, null);
Tree.TreeConnect(null, null);
}
else
{
if ((a = NtlmAuthenticator.RequestNtlmPasswordAuthentication(Url.ToString(), sae)
) != null)
{
Auth = a;
ssn = trans.GetSmbSession(Auth);
Tree = ssn.GetSmbTree(_share, null);
Tree.InDomainDfs = Dfs.Resolve(hostName, Tree.Share, null, Auth) != null;
if (Tree.InDomainDfs)
{
Tree.ConnectionState = 2;
}
Tree.TreeConnect(null, null);
}
else
{
if (Log.Level >= 1 && HasNextAddress())
{
Runtime.PrintStackTrace(sae, Log);
}
throw;
}
}
}
}
internal SmbTree GetSmbTree(string share, string service)
{
lock (this)
{
SmbTree t;
if (share == null)
{
share = "IPC$";
}
/*for (IEnumeration e = trees.GetEnumerator(); e.MoveNext(); )
{
t = (SmbTree)e.Current;
if (t.Matches(share, service))
{
return t;
}
}*/
foreach (var e in Trees)
{
t = (SmbTree)e;
if (t.Matches(share, service))
{
return t;
}
}
t = new SmbTree(this, share, service);
Trees.Add(t);
return t;
}
}
