| private Open ( int flags, int access, int attrs, int options ) : void | ||
| flags | int | |
| access | int | |
| attrs | int | |
| options | int | |
| return | void | |
/// <exception cref="SharpCifs.Smb.SmbException"></exception>
/// <exception cref="System.UriFormatException"></exception>
/// <exception cref="UnknownHostException"></exception>
public SmbRandomAccessFile(SmbFile file, string mode)
{
this._file = file;
if (mode.Equals("r"))
{
_openFlags = SmbFile.OCreat | SmbFile.ORdonly;
}
else
{
if (mode.Equals("rw"))
{
_openFlags = SmbFile.OCreat | SmbFile.ORdwr | SmbFile.OAppend;
_writeAndxResp = new SmbComWriteAndXResponse();
_options = WriteOptions;
_access = SmbConstants.FileReadData | SmbConstants.FileWriteData;
}
else
{
throw new ArgumentException("Invalid mode");
}
}
file.Open(_openFlags, _access, SmbFile.AttrNormal, _options);
_readSize = file.Tree.Session.transport.RcvBufSize - 70;
_writeSize = file.Tree.Session.transport.SndBufSize - 70;
_fp = 0L;
}
/// <exception cref="SharpCifs.Smb.SmbException"></exception>
/// <exception cref="System.UriFormatException"></exception>
/// <exception cref="UnknownHostException"></exception>
internal SmbFileOutputStream(SmbFile file, bool append, int openFlags)
{
this._file = file;
this._append = append;
this._openFlags = openFlags;
_access = ((int)(((uint)openFlags) >> 16)) & 0xFFFF;
if (append)
{
try
{
_fp = file.Length();
}
catch (SmbAuthException sae)
{
throw;
}
catch (SmbException)
{
_fp = 0L;
}
}
if (file is SmbNamedPipe && file.Unc.StartsWith("\\pipe\\"))
{
file.Unc = Runtime.Substring(file.Unc, 5);
file.Send(new TransWaitNamedPipe("\\pipe" + file.Unc), new TransWaitNamedPipeResponse
());
}
file.Open(openFlags, _access | SmbConstants.FileWriteData, SmbFile.AttrNormal,
0);
this._openFlags &= ~(SmbFile.OCreat | SmbFile.OTrunc);
_writeSize = file.Tree.Session.transport.SndBufSize - 70;
_useNtSmbs = file.Tree.Session.transport.HasCapability(SmbConstants.CapNtSmbs
);
if (_useNtSmbs)
{
_reqx = new SmbComWriteAndX();
_rspx = new SmbComWriteAndXResponse();
}
else
{
_req = new SmbComWrite();
_rsp = new SmbComWriteResponse();
}
}
/// <exception cref="SharpCifs.Smb.SmbException"></exception>
internal virtual void CopyTo0(SmbFile dest, byte[][] b, int bsize, WriterThread
w, SmbComReadAndX req, SmbComReadAndXResponse resp)
{
int i;
if (_attrExpiration < Runtime.CurrentTimeMillis())
{
_attributes = AttrReadonly | AttrDirectory;
_createTime = 0L;
_lastModified = 0L;
_isExists = false;
IInfo info = QueryPath(GetUncPath0(), Trans2QueryPathInformationResponse.SMB_QUERY_FILE_BASIC_INFO
);
_attributes = info.GetAttributes();
_createTime = info.GetCreateTime();
_lastModified = info.GetLastWriteTime();
_isExists = true;
_attrExpiration = Runtime.CurrentTimeMillis() + AttrExpirationPeriod;
}
if (IsDirectory())
{
SmbFile[] files;
SmbFile ndest;
string path = dest.GetUncPath0();
if (path.Length > 1)
{
try
{
dest.Mkdir();
dest.SetPathInformation(_attributes, _createTime, _lastModified);
}
catch (SmbException se)
{
if (se.GetNtStatus() != NtStatus.NtStatusAccessDenied && se.GetNtStatus() != NtStatus
.NtStatusObjectNameCollision)
{
throw;
}
}
}
files = ListFiles("*", AttrDirectory | AttrHidden | AttrSystem, null, null);
try
{
for (i = 0; i < files.Length; i++)
{
ndest = new SmbFile(dest, files[i].GetName(), files[i].Type, files[i]._attributes,
files[i]._createTime, files[i]._lastModified, files[i]._size);
files[i].CopyTo0(ndest, b, bsize, w, req, resp);
}
}
catch (UnknownHostException uhe)
{
throw new SmbException(Url.ToString(), uhe);
}
catch (UriFormatException mue)
{
throw new SmbException(Url.ToString(), mue);
}
}
else
{
long off;
try
{
Open(ORdonly, 0, AttrNormal, 0);
try
{
dest.Open(OCreat | OWronly | OTrunc, SmbConstants.FileWriteData |
SmbConstants.FileWriteAttributes, _attributes, 0);
}
catch (SmbAuthException sae)
{
if ((dest._attributes & AttrReadonly) != 0)
{
dest.SetPathInformation(dest._attributes & ~AttrReadonly, 0L, 0L);
dest.Open(OCreat | OWronly | OTrunc, SmbConstants.FileWriteData |
SmbConstants.FileWriteAttributes, _attributes, 0);
}
else
{
throw;
}
}
i = 0;
off = 0L;
for (; ; )
{
req.SetParam(Fid, off, bsize);
resp.SetParam(b[i], 0);
Send(req, resp);
lock (w)
{
if (w.E != null)
{
throw w.E;
}
while (!w.Ready)
{
try
{
Runtime.Wait(w);
}
catch (Exception ie)
{
throw new SmbException(dest.Url.ToString(), ie);
}
}
if (w.E != null)
{
throw w.E;
}
if (resp.DataLength <= 0)
{
break;
}
w.Write(b[i], resp.DataLength, dest, off);
}
i = i == 1 ? 0 : 1;
off += resp.DataLength;
}
dest.Send(new Trans2SetFileInformation(dest.Fid, _attributes, _createTime, _lastModified
), new Trans2SetFileInformationResponse());
dest.Close(0L);
}
catch (SmbException se)
{
if (IgnoreCopyToException == false)
{
throw new SmbException("Failed to copy file from [" + ToString() + "] to ["
+ dest + "]", se);
}
if (Log.Level > 1)
{
Runtime.PrintStackTrace(se, Log);
}
}
finally
{
Close();
}
}
}
/// <exception cref="SharpCifs.Smb.SmbException"></exception>
/// <exception cref="System.UriFormatException"></exception>
/// <exception cref="UnknownHostException"></exception>
internal SmbFileInputStream(SmbFile file, int openFlags)
{
this.File = file;
this._openFlags = openFlags & 0xFFFF;
_access = ((int)(((uint)openFlags) >> 16)) & 0xFFFF;
if (file.Type != SmbFile.TypeNamedPipe)
{
file.Open(openFlags, _access, SmbFile.AttrNormal, 0);
this._openFlags &= ~(SmbFile.OCreat | SmbFile.OTrunc);
}
else
{
file.Connect0();
}
_readSize = Math.Min(file.Tree.Session.transport.RcvBufSize - 70, file.Tree.Session
.transport.Server.MaxBufferSize - 70);
}