jellyfin-server/Emby.Common.Implementations/IO/SharpCifs/Smb/Trans2FindFirst2.cs
2017-04-01 20:36:06 -04:00

147 lines
4.2 KiB
C#

// This code is derived from jcifs smb client library <jcifs at samba dot org>
// Ported by J. Arturo <webmaster at komodosoft dot net>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
using SharpCifs.Util;
namespace SharpCifs.Smb
{
internal class Trans2FindFirst2 : SmbComTransaction
{
private const int FlagsCloseAfterThisRequest = unchecked(0x01);
private const int FlagsCloseIfEndReached = unchecked(0x02);
private const int FlagsReturnResumeKeys = unchecked(0x04);
private const int FlagsResumeFromPreviousEnd = unchecked(0x08);
private const int FlagsFindWithBackupIntent = unchecked(0x10);
private const int DefaultListSize = 65535;
private const int DefaultListCount = 200;
private int _searchAttributes;
private int _flags;
private int _informationLevel;
private int _searchStorageType = 0;
private string _wildcard;
internal const int SmbInfoStandard = 1;
internal const int SmbInfoQueryEaSize = 2;
internal const int SmbInfoQueryEasFromList = 3;
internal const int SmbFindFileDirectoryInfo = unchecked(0x101);
internal const int SmbFindFileFullDirectoryInfo = unchecked(0x102);
internal const int SmbFileNamesInfo = unchecked(0x103);
internal const int SmbFileBothDirectoryInfo = unchecked(0x104);
internal static readonly int ListSize = Config.GetInt("jcifs.smb.client.listSize"
, DefaultListSize);
internal static readonly int ListCount = Config.GetInt("jcifs.smb.client.listCount"
, DefaultListCount);
internal Trans2FindFirst2(string filename, string wildcard, int searchAttributes)
{
// flags
// information levels
if (filename.Equals("\\"))
{
Path = filename;
}
else
{
Path = filename + "\\";
}
this._wildcard = wildcard;
this._searchAttributes = searchAttributes & unchecked(0x37);
Command = SmbComTransaction2;
SubCommand = Trans2FindFirst2;
_flags = unchecked(0x00);
_informationLevel = SmbFileBothDirectoryInfo;
TotalDataCount = 0;
MaxParameterCount = 10;
MaxDataCount = ListSize;
MaxSetupCount = 0;
}
internal override int WriteSetupWireFormat(byte[] dst, int dstIndex)
{
dst[dstIndex++] = SubCommand;
dst[dstIndex++] = unchecked(unchecked(0x00));
return 2;
}
internal override int WriteParametersWireFormat(byte[] dst, int dstIndex)
{
int start = dstIndex;
WriteInt2(_searchAttributes, dst, dstIndex);
dstIndex += 2;
WriteInt2(ListCount, dst, dstIndex);
dstIndex += 2;
WriteInt2(_flags, dst, dstIndex);
dstIndex += 2;
WriteInt2(_informationLevel, dst, dstIndex);
dstIndex += 2;
WriteInt4(_searchStorageType, dst, dstIndex);
dstIndex += 4;
dstIndex += WriteString(Path + _wildcard, dst, dstIndex);
return dstIndex - start;
}
internal override int WriteDataWireFormat(byte[] dst, int dstIndex)
{
return 0;
}
internal override int ReadSetupWireFormat(byte[] buffer, int bufferIndex, int len
)
{
return 0;
}
internal override int ReadParametersWireFormat(byte[] buffer, int bufferIndex, int
len)
{
return 0;
}
internal override int ReadDataWireFormat(byte[] buffer, int bufferIndex, int len)
{
return 0;
}
public override string ToString()
{
return "Trans2FindFirst2[" + base.ToString() + ",searchAttributes=0x"
+ Hexdump.ToHexString(_searchAttributes, 2) + ",searchCount=" + ListCount + ",flags=0x"
+ Hexdump.ToHexString(_flags, 2) + ",informationLevel=0x" + Hexdump.ToHexString(
_informationLevel, 3) + ",searchStorageType=" + _searchStorageType + ",filename="
+ Path + "]";
}
}
}