public override Int32 Overwrite(
Object FileNode,
Object FileDesc0,
UInt32 FileAttributes,
Boolean ReplaceFileAttributes,
UInt64 AllocationSize,
out FileInfo FileInfo)
{
FileDesc FileDesc = (FileDesc)FileDesc0;
if (ReplaceFileAttributes)
{
FileDesc.SetFileAttributes(FileAttributes);
}
else if (0 != FileAttributes)
{
FileDesc.SetFileAttributes(FileDesc.GetFileAttributes() | FileAttributes);
}
FileDesc.Stream.SetLength(0);
return(FileDesc.GetFileInfo(out FileInfo));
}
public override Int32 Create(
String FileName,
UInt32 CreateOptions,
UInt32 GrantedAccess,
UInt32 FileAttributes,
Byte[] SecurityDescriptor,
UInt64 AllocationSize,
out Object FileNode,
out Object FileDesc0,
out FileInfo FileInfo,
out String NormalizedName)
{
FileDesc FileDesc = null;
try
{
FileName = ConcatPath(FileName);
if (0 == (CreateOptions & FILE_DIRECTORY_FILE))
{
FileSecurity Security = null;
if (null != SecurityDescriptor)
{
Security = new FileSecurity();
Security.SetSecurityDescriptorBinaryForm(SecurityDescriptor);
}
FileDesc = new FileDesc(
new FileStream(
FileName,
FileMode.CreateNew,
(FileSystemRights)GrantedAccess | FileSystemRights.WriteAttributes,
FileShare.Read | FileShare.Write | FileShare.Delete,
4096,
0,
Security));
FileDesc.SetFileAttributes(FileAttributes | (UInt32)System.IO.FileAttributes.Archive);
}
else
{
if (Directory.Exists(FileName))
{
ThrowIoExceptionWithNtStatus(STATUS_OBJECT_NAME_COLLISION);
}
DirectorySecurity Security = null;
if (null != SecurityDescriptor)
{
Security = new DirectorySecurity();
Security.SetSecurityDescriptorBinaryForm(SecurityDescriptor);
}
FileDesc = new FileDesc(
Directory.CreateDirectory(FileName, Security));
FileDesc.SetFileAttributes(FileAttributes);
}
FileNode = default(Object);
FileDesc0 = FileDesc;
NormalizedName = default(String);
return(FileDesc.GetFileInfo(out FileInfo));
}
catch
{
if (null != FileDesc && null != FileDesc.Stream)
{
FileDesc.Stream.Dispose();
}
throw;
}
}