public void GetFileSystemInformation(out QueryFSInformation result, QueryFSInformationLevel informationLevel)
{
int maxOutputLength = 4096;
Transaction2QueryFSInformationRequest subcommand = new Transaction2QueryFSInformationRequest
{
QueryFSInformationLevel = informationLevel
};
Transaction2Request request = new Transaction2Request
{
Setup = subcommand.GetSetup(),
TransParameters = subcommand.GetParameters(m_client.Unicode),
TransData = subcommand.GetData(m_client.Unicode)
};
request.TotalDataCount = (ushort)request.TransData.Length;
request.TotalParameterCount = (ushort)request.TransParameters.Length;
request.MaxParameterCount = Transaction2QueryFSInformationResponse.ParametersLength;
request.MaxDataCount = (ushort)maxOutputLength;
TrySendMessage(request);
SMB1Message reply = m_client.WaitForMessage(CommandName.SMB_COM_TRANSACTION2);
if (reply.Header.Status != NTStatus.STATUS_SUCCESS || !(reply.Commands[0] is Transaction2Response))
{
throw new NtStatusException(reply.Header.Status);
}
Transaction2Response response = (Transaction2Response)reply.Commands[0];
Transaction2QueryFSInformationResponse subcommandResponse = new Transaction2QueryFSInformationResponse(response.TransData);
result = subcommandResponse.GetQueryFSInformation(informationLevel);
}
public static QueryFSInformation GetQueryFSInformation(byte[] buffer, QueryFSInformationLevel informationLevel, bool isUnicode)
{
switch (informationLevel)
{
case QueryFSInformationLevel.SMB_INFO_ALLOCATION:
return(new QueryFSInfoAllocation(buffer, 0));
case QueryFSInformationLevel.SMB_INFO_VOLUME:
return(new QueryFSInfoVolume(isUnicode, buffer, 0));
case QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO:
return(new QueryFSVolumeInfo(buffer, 0));
case QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO:
return(new QueryFSSizeInfo(buffer, 0));
case QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO:
return(new QueryFSDeviceInfo(buffer, 0));
case QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO:
return(new QueryFSAttibuteInfo(buffer, 0));
default:
throw new InvalidRequestException();
}
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFsInformationFinalResponsePacket(SmbTrans2QueryFsInformationFinalResponsePacket packet)
: base(packet)
{
this.InitDefaultValue();
this.trans2Data.Data = packet.trans2Data.Data;
this.informationLevel = packet.informationLevel;
}
public NTStatus GetFileSystemInformation(out QueryFSInformation result, QueryFSInformationLevel informationLevel)
{
result = null;
int maxOutputLength = 4096;
Transaction2QueryFSInformationRequest subcommand = new Transaction2QueryFSInformationRequest();
subcommand.QueryFSInformationLevel = informationLevel;
Transaction2Request request = new Transaction2Request();
request.Setup = subcommand.GetSetup();
request.TransParameters = subcommand.GetParameters(m_client.Unicode);
request.TransData = subcommand.GetData(m_client.Unicode);
request.TotalDataCount = (ushort)request.TransData.Length;
request.TotalParameterCount = (ushort)request.TransParameters.Length;
request.MaxParameterCount = Transaction2QueryFSInformationResponse.ParametersLength;
request.MaxDataCount = (ushort)maxOutputLength;
TrySendMessage(request);
SMB1Message reply = m_client.WaitForMessage(CommandName.SMB_COM_TRANSACTION2);
if (reply != null)
{
if (reply.Header.Status == NTStatus.STATUS_SUCCESS && reply.Commands[0] is Transaction2Response)
{
Transaction2Response response = (Transaction2Response)reply.Commands[0];
Transaction2QueryFSInformationResponse subcommandResponse = new Transaction2QueryFSInformationResponse(response.TransParameters, response.TransData, reply.Header.UnicodeFlag);
result = subcommandResponse.GetQueryFSInformation(informationLevel, reply.Header.UnicodeFlag);
}
return(reply.Header.Status);
}
return(NTStatus.STATUS_INVALID_SMB);
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFsInformationFinalResponsePacket(SmbTrans2QueryFsInformationFinalResponsePacket packet)
: base(packet)
{
this.InitDefaultValue();
this.trans2Data.Data = packet.trans2Data.Data;
this.informationLevel = packet.informationLevel;
}
public static QueryFSInformation GetQueryFSInformation(byte[] buffer, QueryFSInformationLevel informationLevel)
{
return(informationLevel switch
{
QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO => new QueryFSVolumeInfo(buffer, 0),
QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO => new QueryFSSizeInfo(buffer),
QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO => new QueryFSDeviceInfo(buffer, 0),
QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO => new QueryFSAttibuteInfo(buffer, 0),
_ => throw new UnsupportedInformationLevelException()
});
/// <exception cref="UnsupportedInformationLevelException"></exception>
public static FileSystemInformationClass ToFileSystemInformationClass(QueryFSInformationLevel informationLevel)
{
return(informationLevel switch
{
QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO => FileSystemInformationClass.FileFsVolumeInformation,
QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO => FileSystemInformationClass.FileFsSizeInformation,
QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO => FileSystemInformationClass.FileFsDeviceInformation,
QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO => FileSystemInformationClass
.FileFsAttributeInformation,
_ => throw new UnsupportedInformationLevelException()
});
public static QueryFSInformation GetQueryFSInformation(byte[] buffer, QueryFSInformationLevel informationLevel, bool isUnicode)
{
switch (informationLevel)
{
case QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO:
return(new QueryFSVolumeInfo(buffer, 0));
case QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO:
return(new QueryFSSizeInfo(buffer, 0));
case QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO:
return(new QueryFSDeviceInfo(buffer, 0));
case QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO:
return(new QueryFSAttibuteInfo(buffer, 0));
default:
throw new UnsupportedInformationLevelException();
}
}
/// <exception cref="SMBLibrary.UnsupportedInformationLevelException"></exception>
public static FileSystemInformationClass ToFileSystemInformationClass(QueryFSInformationLevel informationLevel)
{
switch (informationLevel)
{
case QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO:
return(FileSystemInformationClass.FileFsVolumeInformation);
case QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO:
return(FileSystemInformationClass.FileFsSizeInformation);
case QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO:
return(FileSystemInformationClass.FileFsDeviceInformation);
case QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO:
return(FileSystemInformationClass.FileFsAttributeInformation);
default:
throw new UnsupportedInformationLevelException();
}
}
/// <summary>
/// Create Trans2SetFileSystemInformation requestor client to set the file system information on server.
/// </summary>
/// <param name = "fileId">the valid file id to operation on, response by server. </param>
/// <param name = "transactOptions">
/// A set of bit flags that alter the behavior of the requested operation. Unused bit fields MUST be set to
/// zero by the client sending the request, and MUST be ignored by the server receiving the request. The
/// client MAY set either or both of the following bit flags
/// </param>
/// <param name = "informationLevel">
/// Indicates that client specifies the information it is requesting. Server return different data based on
/// the client's request.
/// </param>
/// <param name = "data">the information data to be set. </param>
/// <returns>a set file information request packet </returns>
public virtual SmbTrans2SetFsInformationRequestPacket CreateTrans2SetFileSystemInformationRequest(
ushort fileId,
Trans2SmbParametersFlags transactOptions,
QueryFSInformationLevel informationLevel,
byte[] data)
{
return CreateTrans2SetFileSystemInformationRequest(
this.MessageId,
this.GetSessionIdByFileId(fileId), this.GetTreeIdByFileId(fileId), this.capability.Flag,
this.capability.Flags2, fileId, transactOptions, this.capability.Timeout,
this.capability.IsUsePathThrough,
informationLevel, data);
}
/// <summary>
/// Create Trans2QueryFileSystemInformation request for client to query the file system information on server.
/// </summary>
/// <param name = "treeId">the valid tree connect id, must be response by server of the tree connect. </param>
/// <param name = "maxDataCount">
/// The maximum number of data bytes that the client will accept in the transaction reply. The server MUST NOT
/// return more than this number of data bytes.
/// </param>
/// <param name = "transactOptions">
/// A set of bit flags that alter the behavior of the requested operation. Unused bit fields MUST be set to
/// zero by the client sending the request, and MUST be ignored by the server receiving the request. The
/// client MAY set either or both of the following bit flags
/// </param>
/// <param name = "informationLevel">
/// Indicates that client specifies the information it is requesting. Server return different data based on
/// the client's request.
/// </param>
/// <returns>a query file system information request packet </returns>
public virtual SmbTrans2QueryFsInformationRequestPacket CreateTrans2QueryFileSystemInformationRequest(
ushort treeId,
ushort maxDataCount,
Trans2SmbParametersFlags transactOptions,
QueryFSInformationLevel informationLevel)
{
return CreateTrans2QueryFileSystemInformationRequest(
this.MessageId, this.GetSessionIdByTreeId(treeId), treeId, this.capability.Flag,
this.capability.Flags2, this.capability.IsUsePathThrough,
maxDataCount, transactOptions, this.capability.Timeout, informationLevel);
}
public Transaction2QueryFSInformationResponse(byte[] parameters, byte[] data, QueryFSInformationLevel informationLevel, bool isUnicode) : base()
{
QueryFSInfo = QueryFSInformation.GetQueryFSInformation(data, informationLevel, isUnicode);
}
public QueryFSInformation GetQueryFSInformation(QueryFSInformationLevel informationLevel, bool isUnicode)
{
return(QueryFSInformation.GetQueryFSInformation(InformationBytes, informationLevel, isUnicode));
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFsInformationResponsePacket(QueryFSInformationLevel informationLevel)
: base((QueryFSInformationLevel)informationLevel)
{
}
internal static QueryFSInformation GetFSInformation(QueryFSInformationLevel informationLevel, IFileSystem fileSystem)
{
switch (informationLevel)
{
case QueryFSInformationLevel.SMB_INFO_ALLOCATION:
{
QueryFSInfoAllocation result = new QueryFSInfoAllocation();
result.FileSystemID = 0;
result.SectorUnit = ClusterSize / BytesPerSector;
result.UnitsTotal = (uint)Math.Min(fileSystem.Size / ClusterSize, UInt32.MaxValue);
result.UnitsAvailable = (uint)Math.Min(fileSystem.FreeSpace / ClusterSize, UInt32.MaxValue);
result.Sector = BytesPerSector;
return(result);
}
case QueryFSInformationLevel.SMB_INFO_VOLUME:
{
QueryFSInfoVolume result = new QueryFSInfoVolume();
result.VolumeLabel = String.Empty;
result.VolumeSerialNumber = 0;
return(result);
}
case QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO:
{
QueryFSVolumeInfo result = new QueryFSVolumeInfo();
result.VolumeCreationTime = DateTime.Now;
return(result);
}
case QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO:
{
QueryFSSizeInfo result = new QueryFSSizeInfo();
result.TotalAllocationUnits = (ulong)(fileSystem.Size / ClusterSize);
result.TotalFreeAllocationUnits = (ulong)(fileSystem.FreeSpace / ClusterSize);
result.BytesPerSector = BytesPerSector;
result.SectorsPerAllocationUnit = ClusterSize / BytesPerSector;
return(result);
}
case QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO:
{
QueryFSDeviceInfo result = new QueryFSDeviceInfo();
result.DeviceCharacteristics = DeviceCharacteristics.FILE_DEVICE_IS_MOUNTED;
result.DeviceType = DeviceType.FILE_DEVICE_DISK;
return(result);
}
case QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO:
{
QueryFSAttibuteInfo result = new QueryFSAttibuteInfo();
result.FileSystemAttributes = FileSystemAttributes.FILE_UNICODE_ON_DISK;
result.MaxFileNameLengthInBytes = 255;
result.FileSystemName = fileSystem.Name;
return(result);
}
default:
{
throw new UnsupportedInformationLevelException();
}
}
}
public static NTStatus GetFileSystemInformation(out QueryFSInformation result, INTFileStore fileStore, QueryFSInformationLevel informationLevel)
{
result = null;
FileSystemInformation fsInfo;
switch (informationLevel)
{
case QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO:
{
NTStatus status = fileStore.GetFileSystemInformation(out fsInfo, FileSystemInformationClass.FileFsVolumeInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileFsVolumeInformation volumeInfo = (FileFsVolumeInformation)fsInfo;
QueryFSVolumeInfo information = new QueryFSVolumeInfo();
information.VolumeCreationTime = volumeInfo.VolumeCreationTime;
information.SerialNumber = volumeInfo.VolumeSerialNumber;
information.VolumeLabel = volumeInfo.VolumeLabel;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO:
{
NTStatus status = fileStore.GetFileSystemInformation(out fsInfo, FileSystemInformationClass.FileFsSizeInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileFsSizeInformation fsSizeInfo = (FileFsSizeInformation)fsInfo;
QueryFSSizeInfo information = new QueryFSSizeInfo();
information.TotalAllocationUnits = fsSizeInfo.TotalAllocationUnits;
information.TotalFreeAllocationUnits = fsSizeInfo.AvailableAllocationUnits;
information.BytesPerSector = fsSizeInfo.BytesPerSector;
information.SectorsPerAllocationUnit = fsSizeInfo.SectorsPerAllocationUnit;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO:
{
NTStatus status = fileStore.GetFileSystemInformation(out fsInfo, FileSystemInformationClass.FileFsDeviceInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileFsDeviceInformation fsDeviceInfo = (FileFsDeviceInformation)fsInfo;
QueryFSDeviceInfo information = new QueryFSDeviceInfo();
information.DeviceType = fsDeviceInfo.DeviceType;
information.DeviceCharacteristics = fsDeviceInfo.Characteristics;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO:
{
NTStatus status = fileStore.GetFileSystemInformation(out fsInfo, FileSystemInformationClass.FileFsAttributeInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileFsAttributeInformation fsAttributeInfo = (FileFsAttributeInformation)fsInfo;
QueryFSAttibuteInfo information = new QueryFSAttibuteInfo();
information.FileSystemAttributes = fsAttributeInfo.FileSystemAttributes;
information.MaxFileNameLengthInBytes = fsAttributeInfo.MaximumComponentNameLength;
information.FileSystemName = fsAttributeInfo.FileSystemName;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
default:
{
return(NTStatus.STATUS_OS2_INVALID_LEVEL);
}
}
}
public QueryFSInformation GetQueryFSInformation(QueryFSInformationLevel informationLevel)
{
return(QueryFSInformation.GetQueryFSInformation(InformationBytes, informationLevel));
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFsInformationResponsePacket(QueryFSInformationLevel informationLevel)
: base((QueryFSInformationLevel)informationLevel)
{
}
/// <summary>
/// to create a Trans2QueryFsInformation request packet.
/// </summary>
/// <param name="uid">This field SHOULD identify the authenticated instance of the user.</param>
/// <param name="treeId">This field identifies the subdirectory (or tree) on the server that the client is
/// accessing.</param>
/// <param name="name">This field is present but not used in SMB_COM_TRANSACTION2 requests. If Unicode support
/// has been negotiated, then this field MUST be aligned to a 16-bit boundary and MUST consist of two null bytes
/// (a null-terminator). If Unicode support has not been negotiated this field will contain only one null
/// byte.</param>
/// <param name="informationLevel">This field contains an information level code, which determines the
/// information contained in the response.</param>
/// <returns>a Trans2QueryFsInformation request packet</returns>
/// <exception cref="System.NullReferenceException">There is no connection in context. </exception>
public SmbTrans2QueryFsInformationRequestPacket CreateTrans2QueryFsInformationRequest(
ushort uid,
ushort treeId,
string name,
QueryFSInformationLevel informationLevel)
{
return this.CreateTrans2QueryFsInformationRequest(this.Context.GetMessageId(this.connectionId),
uid, treeId, this.defaultParameters.Flag, this.defaultParameters.Flag2, this.defaultParameters.MaxParameterCount,
this.defaultParameters.MaxDataCount, this.defaultParameters.MaxSetupCount, this.defaultParameters.Trans2SmbParametersFlags,
this.defaultParameters.Timeout, name, informationLevel);
}
/// <summary>
/// to create a Trans2QueryFsInformation request packet.
/// </summary>
/// <param name="messageId">This field SHOULD be the multiplex ID that is used to associate a response with a
/// request.</param>
/// <param name="uid">This field SHOULD identify the authenticated instance of the user.</param>
/// <param name="treeId">This field identifies the subdirectory (or tree) on the server that the client is
/// accessing.</param>
/// <param name="flags">An 8-bit field of 1-bit flags describing various features in effect for the
/// message</param>
/// <param name="flags2">A 16-bit field of 1-bit flags that represent various features in effect for the
/// message. Unspecified bits are reserved and MUST be zero.</param>
/// <param name="maxParameterCount">The maximum number of parameter bytes that the client will accept in the
/// transaction reply. The server MUST NOT return more than this number of parameter bytes.</param>
/// <param name="maxDataCount">The maximum number of data bytes that the client will accept in the transaction
/// reply. The server MUST NOT return more than this number of data bytes.</param>
/// <param name="maxSetupCount">Maximum number of setup bytes that the client will accept in the transaction
/// reply. The server MUST NOT return more than this number of setup bytes</param>
/// <param name="smbParametersFlags">A set of bit flags that alter the behavior of the requested operation.
/// Unused bit fields MUST be set to zero by the client sending the request, and MUST be ignored by the server
/// receiving the request. The client MAY set either or both of the following bit flags</param>
/// <param name="timeout">The number of milliseconds the server SHOULD wait for completion of the transaction
/// before generating a timeout. A value of zero indicates that the operation MUST NOT block.</param>
/// <param name="informationLevel">This field contains an information level code, which determines the
/// information contained in the response.</param>
/// <param name="name">This field is present but not used in SMB_COM_TRANSACTION2 requests. If Unicode support
/// has been negotiated, then this field MUST be aligned to a 16-bit boundary and MUST consist of two null bytes
/// (a null-terminator). If Unicode support has not been negotiated this field will contain only one null
/// byte.</param>
/// <returns>a Trans2QueryFsInformation request packet</returns>
public SmbTrans2QueryFsInformationRequestPacket CreateTrans2QueryFsInformationRequest(
ushort messageId,
ushort uid,
ushort treeId,
SmbFlags flags,
SmbFlags2 flags2,
ushort maxParameterCount,
ushort maxDataCount,
byte maxSetupCount,
Trans2SmbParametersFlags smbParametersFlags,
uint timeout,
string name,
QueryFSInformationLevel informationLevel)
{
if (name == null)
{
name = string.Empty;
}
SmbTrans2QueryFsInformationRequestPacket packet = new SmbTrans2QueryFsInformationRequestPacket();
packet.SmbHeader = CifsMessageUtils.CreateSmbHeader(SmbCommand.SMB_COM_TRANSACTION2,
messageId, uid, treeId, flags, flags2);
// Set Smb_Parameters
SMB_COM_TRANSACTION2_Request_SMB_Parameters smbParameters =
new SMB_COM_TRANSACTION2_Request_SMB_Parameters();
smbParameters.MaxParameterCount = maxParameterCount;
smbParameters.MaxDataCount = maxDataCount;
smbParameters.MaxSetupCount = maxSetupCount;
smbParameters.Flags = (ushort)smbParametersFlags;
smbParameters.Timeout = timeout;
smbParameters.SetupCount = 1; // the correct count in word of the Setup is always 1.
smbParameters.Setup = new ushort[] { (ushort)Trans2SubCommand.TRANS2_QUERY_FS_INFORMATION };
smbParameters.WordCount = (byte)(CifsMessageUtils.GetSize<SMB_COM_TRANSACTION2_Request_SMB_Parameters>(
smbParameters) / NumBytesOfWord);
// Set Smb_Data
SMB_COM_TRANSACTION2_Request_SMB_Data smbData = new SMB_COM_TRANSACTION2_Request_SMB_Data();
smbData.Name = CifsMessageUtils.ToSmbStringBytes(name,
(flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE);
// Set Trans2_Parameters
TRANS2_QUERY_FS_INFORMATION_Request_Trans2_Parameters trans2Parameters =
new TRANS2_QUERY_FS_INFORMATION_Request_Trans2_Parameters();
trans2Parameters.InformationLevel = informationLevel;
packet.SmbParameters = smbParameters;
packet.SmbData = smbData;
packet.Trans2Parameters = trans2Parameters;
packet.UpdateCountAndOffset();
return packet;
}
/// <summary>
/// Check if the information level matches the information structure.
/// </summary>
/// <param name="level">information level</param>
/// <param name="queryFsInformationLevel">information level structure</param>
/// <returns>true if the level matches the structure, false if not.</returns>
private bool CheckInformationLevel(QueryFSInformationLevel level, object queryFsInformationLevel)
{
bool ret = false;
switch (level)
{
case QueryFSInformationLevel.SMB_INFO_ALLOCATION:
ret = queryFsInformationLevel is SMB_INFO_ALLOCATION;
break;
case QueryFSInformationLevel.SMB_INFO_VOLUME:
ret = queryFsInformationLevel is SMB_INFO_VOLUME;
break;
case QueryFSInformationLevel.SMB_QUERY_FS_VOLUME_INFO:
ret = queryFsInformationLevel is SMB_QUERY_FS_VOLUME_INFO;
break;
case QueryFSInformationLevel.SMB_QUERY_FS_SIZE_INFO:
ret = queryFsInformationLevel is SMB_QUERY_FS_SIZE_INFO;
break;
case QueryFSInformationLevel.SMB_QUERY_FS_DEVICE_INFO:
ret = queryFsInformationLevel is SMB_QUERY_FS_DEVICE_INFO;
break;
case QueryFSInformationLevel.SMB_QUERY_FS_ATTRIBUTE_INFO:
ret = queryFsInformationLevel is SMB_QUERY_FS_ATTRIBUTE_INFO;
break;
default:
break;
}
return ret;
}
/// <summary>
/// Create Trans2QueryFileSystemInformation request for client to query the file system information on server.
/// </summary>
/// <param name = "messageId">the id of message, used to identity the request and the server response. </param>
/// <param name = "sessionUid">the valid session id, must be response by server of the session setup request. </param>
/// <param name = "treeId">the valid tree connect id, must be response by server of the tree connect. </param>
/// <param name = "flags">
/// The Flags field contains individual flags, as specified in [CIFS] sections 2.4.2 and 3.1.1.
/// </param>
/// <param name = "flags2">
/// The Flags2 field contains individual bit flags that, depending on the negotiated SMB dialect, indicate
/// various client and server capabilities.
/// </param>
/// <param name = "isUsePathThrough">
/// Indicates that the client is requesting a native Microsoft Windows® NT operating system information level,
/// as specified in section 3.2.4.7 and in [MS-FSCC] section 2.4.
/// </param>
/// <param name = "maxDataCount">
/// The maximum number of data bytes that the client will accept in the transaction reply. The server MUST NOT
/// return more than this number of data bytes.
/// </param>
/// <param name = "transactOptions">
/// A set of bit flags that alter the behavior of the requested operation. Unused bit fields MUST be set to
/// zero by the client sending the request, and MUST be ignored by the server receiving the request. The
/// client MAY set either or both of the following bit flags
/// </param>
/// <param name = "timeOut">
/// The maximum amount of time in milliseconds to wait for the operation to complete. The client SHOULD set
/// this to 0 to indicate that no time-out is given. If the operation does not complete within the specified
/// time, the server MAY abort the request and send a failure response.
/// </param>
/// <param name = "informationLevel">
/// Indicates that client specifies the information it is requesting. Server return different data based on
/// the client's request.
/// </param>
/// <returns>a query file system information request packet </returns>
private SmbTrans2QueryFsInformationRequestPacket CreateTrans2QueryFileSystemInformationRequest(
ushort messageId,
ushort sessionUid,
ushort treeId,
SmbHeader_Flags_Values flags,
SmbHeader_Flags2_Values flags2,
bool isUsePathThrough,
ushort maxDataCount,
Trans2SmbParametersFlags transactOptions,
uint timeOut,
QueryFSInformationLevel informationLevel)
{
if (isUsePathThrough)
{
informationLevel = (QueryFSInformationLevel)
(informationLevel + SmbCapability.CONST_SMB_INFO_PASSTHROUGH);
}
return new SmbTrans2QueryFsInformationRequestPacket(
this.cifsClient.CreateTrans2QueryFsInformationRequest(
messageId, sessionUid, treeId, (SmbFlags)flags, (SmbFlags2)flags2,
this.capability.MaxParameterCount, maxDataCount, this.capability.MaxSetupCount,
transactOptions, timeOut, "", informationLevel));
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFsInformationFinalResponsePacket(QueryFSInformationLevel informationLevel)
{
this.InitDefaultValue();
this.informationLevel = informationLevel;
}
/// <summary>
/// Create Trans2SetFileSystemInformation requestfor client to set the file system information on server.
/// </summary>
/// <param name = "messageId">the id of message, used to identity the request and the server response. </param>
/// <param name = "sessionUid">the valid session id, must be response by server of the session setup request. </param>
/// <param name = "treeId">the valid tree connect id, must be response by server of the tree connect. </param>
/// <param name = "flags">
/// The Flags field contains individual flags, as specified in [CIFS] sections 2.4.2 and 3.1.1.
/// </param>
/// <param name = "flags2">
/// The Flags2 field contains individual bit flags that, depending on the negotiated SMB dialect, indicate
/// various client and server capabilities.
/// </param>
/// <param name = "fileId">the valid file id to operation on, response by server. </param>
/// <param name = "transactOptions">
/// A set of bit flags that alter the behavior of the requested operation. Unused bit fields MUST be set to
/// zero by the client sending the request, and MUST be ignored by the server receiving the request. The
/// client MAY set either or both of the following bit flags
/// </param>
/// <param name = "timeOut">
/// The maximum amount of time in milliseconds to wait for the operation to complete. The client SHOULD set
/// this to 0 to indicate that no time-out is given. If the operation does not complete within the specified
/// time, the server MAY abort the request and send a failure response.
/// </param>
/// <param name = "isUsePathThrough">
/// Indicates that the client is requesting a native Microsoft Windows® NT operating system information level,
/// as specified in section 3.2.4.7 and in [MS-FSCC] section 2.4.
/// </param>
/// <param name = "informationLevel">
/// Indicates that client specifies the information it is requesting. Server return different data based on
/// the client's request.
/// </param>
/// <param name = "data">the information data to be set. </param>
/// <returns>a set file information request packet </returns>
private SmbTrans2SetFsInformationRequestPacket CreateTrans2SetFileSystemInformationRequest(
ushort messageId,
ushort sessionUid,
ushort treeId,
SmbHeader_Flags_Values flags,
SmbHeader_Flags2_Values flags2,
ushort fileId,
Trans2SmbParametersFlags transactOptions,
uint timeOut,
bool isUsePathThrough,
QueryFSInformationLevel informationLevel,
byte[] data)
{
if (isUsePathThrough)
{
informationLevel = (QueryFSInformationLevel)
(informationLevel + SmbCapability.CONST_SMB_INFO_PASSTHROUGH);
}
SmbTrans2SetFsInformationRequestPacket packet =
new SmbTrans2SetFsInformationRequestPacket(
this.cifsClient.CreateTrans2SetFsInformationRequest(
messageId, sessionUid, treeId, (SmbFlags)flags, (SmbFlags2)flags2,
this.capability.MaxParameterCount, this.capability.MaxDataCount, this.capability.MaxSetupCount,
transactOptions, timeOut, ""));
// Set Trans2_Parameters
TRANS2_SET_FILE_SYSTEM_INFORMATION_Request_Trans2_Parameters trans2Parameters =
new TRANS2_SET_FILE_SYSTEM_INFORMATION_Request_Trans2_Parameters();
trans2Parameters.FID = fileId;
trans2Parameters.InformationLevel = informationLevel;
// Set Trans2_Data
TRANS2_SET_FILE_SYSTEM_INFORMATION_Request_Trans2_Data trans2Data =
new TRANS2_SET_FILE_SYSTEM_INFORMATION_Request_Trans2_Data();
trans2Data.Data = data;
packet.Trans2Parameters = trans2Parameters;
packet.Trans2Data = trans2Data;
packet.UpdateCountAndOffset();
return packet;
}
public static NTStatus GetFileSystemInformation(out QueryFSInformation result, INTFileStore fileStore, QueryFSInformationLevel informationLevel)
{
result = null;
FileSystemInformationClass informationClass;
try
{
informationClass = QueryFSInformationHelper.ToFileSystemInformationClass(informationLevel);
}
catch (UnsupportedInformationLevelException)
{
return(NTStatus.STATUS_OS2_INVALID_LEVEL);
}
FileSystemInformation fsInfo;
NTStatus status = fileStore.GetFileSystemInformation(out fsInfo, informationClass);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
result = QueryFSInformationHelper.FromFileSystemInformation(fsInfo);
return(NTStatus.STATUS_SUCCESS);
}
public Transaction2QueryFSInformationRequest(byte[] parameters, byte[] data, bool isUnicode) : base()
{
InformationLevel = (QueryFSInformationLevel)LittleEndianConverter.ToUInt16(parameters, 0);
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFsInformationFinalResponsePacket(QueryFSInformationLevel informationLevel)
{
this.InitDefaultValue();
this.informationLevel = informationLevel;
}
