public static NTStatus GetFileInformation(out QueryInformation result, INTFileStore fileStore, object handle, QueryInformationLevel informationLevel)
{
result = null;
FileInformationClass informationClass;
try
{
informationClass = QueryInformationHelper.ToFileInformationClass(informationLevel);
}
catch (UnsupportedInformationLevelException)
{
return(NTStatus.STATUS_OS2_INVALID_LEVEL);
}
FileInformation fileInformation;
NTStatus status = fileStore.GetFileInformation(out fileInformation, handle, informationClass);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
result = QueryInformationHelper.FromFileInformation(fileInformation);
return(NTStatus.STATUS_SUCCESS);
}
public static FileNetworkOpenInformation GetNetworkOpenInformation(INTFileStore fileStore, object handle)
{
FileInformation fileInfo;
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileNetworkOpenInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(null);
}
return((FileNetworkOpenInformation)fileInfo);
}
public static NTStatus GetFileInformation(out FileInformation result, INTFileStore fileStore, string path, FileInformationClass informationClass, SecurityContext securityContext)
{
object handle;
FileStatus fileStatus;
NTStatus openStatus = fileStore.CreateFile(out handle, out fileStatus, path, (AccessMask)FileAccessMask.FILE_READ_ATTRIBUTES, 0, ShareAccess.Read | ShareAccess.Write, CreateDisposition.FILE_OPEN, 0, securityContext);
if (openStatus != NTStatus.STATUS_SUCCESS)
{
result = null;
return(openStatus);
}
NTStatus returnStatus = fileStore.GetFileInformation(out result, handle, informationClass);
fileStore.CloseFile(handle);
return(returnStatus);
}
public static FileNetworkOpenInformation GetNetworkOpenInformation(INTFileStore fileStore, string path, SecurityContext securityContext)
{
object handle;
FileStatus fileStatus;
NTStatus openStatus = fileStore.CreateFile(out handle, out fileStatus, path, (AccessMask)FileAccessMask.FILE_READ_ATTRIBUTES, 0, ShareAccess.Read | ShareAccess.Write, CreateDisposition.FILE_OPEN, 0, securityContext);
if (openStatus != NTStatus.STATUS_SUCCESS)
{
return(null);
}
FileInformation fileInfo;
NTStatus queryStatus = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileNetworkOpenInformation);
fileStore.CloseFile(handle);
if (queryStatus != NTStatus.STATUS_SUCCESS)
{
return(null);
}
return((FileNetworkOpenInformation)fileInfo);
}
public static NTStatus GetFileInformation(out QueryInformation result, INTFileStore fileStore, object handle, QueryInformationLevel informationLevel)
{
result = null;
FileInformation fileInfo;
switch (informationLevel)
{
case QueryInformationLevel.SMB_INFO_QUERY_ALL_EAS:
{
result = null;
return(NTStatus.STATUS_NOT_IMPLEMENTED);
}
case QueryInformationLevel.SMB_INFO_IS_NAME_VALID:
{
result = null;
return(NTStatus.STATUS_NOT_IMPLEMENTED);
}
case QueryInformationLevel.SMB_QUERY_FILE_BASIC_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileBasicInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileBasicInformation fileBasicInfo = (FileBasicInformation)fileInfo;
QueryFileBasicInfo information = new QueryFileBasicInfo();
information.CreationTime = fileBasicInfo.CreationTime;
information.LastAccessTime = fileBasicInfo.LastAccessTime;
information.LastWriteTime = fileBasicInfo.LastWriteTime;
information.LastChangeTime = fileBasicInfo.LastWriteTime;
information.ExtFileAttributes = (ExtendedFileAttributes)fileBasicInfo.FileAttributes;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryInformationLevel.SMB_QUERY_FILE_STANDARD_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileStandardInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileStandardInformation fileStandardInfo = (FileStandardInformation)fileInfo;
QueryFileStandardInfo information = new QueryFileStandardInfo();
information.AllocationSize = fileStandardInfo.AllocationSize;
information.EndOfFile = fileStandardInfo.EndOfFile;
information.DeletePending = fileStandardInfo.DeletePending;
information.Directory = fileStandardInfo.Directory;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryInformationLevel.SMB_QUERY_FILE_EA_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileEaInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileEaInformation fileEAInfo = (FileEaInformation)fileInfo;
QueryFileExtendedAttributeInfo information = new QueryFileExtendedAttributeInfo();
information.EASize = fileEAInfo.EaSize;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryInformationLevel.SMB_QUERY_FILE_NAME_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileNameInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileNameInformation fileNameInfo = (FileNameInformation)fileInfo;
QueryFileNameInfo information = new QueryFileNameInfo();
information.FileName = fileNameInfo.FileName;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryInformationLevel.SMB_QUERY_FILE_ALL_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileAllInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileAllInformation fileAllInfo = (FileAllInformation)fileInfo;
QueryFileAllInfo information = new QueryFileAllInfo();
information.CreationDateTime = fileAllInfo.BasicInformation.CreationTime;
information.LastAccessDateTime = fileAllInfo.BasicInformation.LastAccessTime;
information.LastWriteDateTime = fileAllInfo.BasicInformation.LastWriteTime;
information.LastChangeTime = fileAllInfo.BasicInformation.LastWriteTime;
information.ExtFileAttributes = (ExtendedFileAttributes)fileAllInfo.BasicInformation.FileAttributes;
information.AllocationSize = fileAllInfo.StandardInformation.AllocationSize;
information.EndOfFile = fileAllInfo.StandardInformation.EndOfFile;
information.DeletePending = fileAllInfo.StandardInformation.DeletePending;
information.Directory = fileAllInfo.StandardInformation.Directory;
information.EASize = fileAllInfo.EaInformation.EaSize;
information.FileName = fileAllInfo.NameInformation.FileName;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryInformationLevel.SMB_QUERY_FILE_ALT_NAME_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileAlternateNameInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileAlternateNameInformation fileAltNameInfo = (FileAlternateNameInformation)fileInfo;
QueryFileAltNameInfo information = new QueryFileAltNameInfo();
information.FileName = fileAltNameInfo.FileName;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryInformationLevel.SMB_QUERY_FILE_STREAM_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileStreamInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileStreamInformation fileStreamInfo = (FileStreamInformation)fileInfo;
QueryFileStreamInfo information = new QueryFileStreamInfo();
information.StreamSize = fileStreamInfo.StreamSize;
information.StreamAllocationSize = fileStreamInfo.StreamAllocationSize;
information.StreamName = fileStreamInfo.StreamName;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
case QueryInformationLevel.SMB_QUERY_FILE_COMPRESSION_INFO:
{
NTStatus status = fileStore.GetFileInformation(out fileInfo, handle, FileInformationClass.FileCompressionInformation);
if (status != NTStatus.STATUS_SUCCESS)
{
return(status);
}
FileCompressionInformation fileCompressionInfo = (FileCompressionInformation)fileInfo;
QueryFileCompressionInfo information = new QueryFileCompressionInfo();
information.CompressedFileSize = fileCompressionInfo.CompressedFileSize;
information.CompressionFormat = fileCompressionInfo.CompressionFormat;
information.CompressionUnitShift = fileCompressionInfo.CompressionUnitShift;
information.ChunkShift = fileCompressionInfo.ChunkShift;
information.ClusterShift = fileCompressionInfo.ClusterShift;
information.Reserved = fileCompressionInfo.Reserved;
result = information;
return(NTStatus.STATUS_SUCCESS);
}
default:
{
result = null;
return(NTStatus.STATUS_OS2_INVALID_LEVEL);
}
}
}