using System;
namespace SMBLibrary
{
[Flags]
public enum CreateOptions : uint
{
///
/// The file being created or opened is a directory file.
/// With this option, the CreateDisposition field MUST be set to FILE_CREATE, FILE_OPEN, or FILE_OPEN_IF.
///
FILE_DIRECTORY_FILE = 0x00000001,
///
/// Applications that write data to the file MUST actually transfer the data into the file before any write request is considered complete.
/// If FILE_NO_INTERMEDIATE_BUFFERING is set, the server MUST perform as if FILE_WRITE_THROUGH is set in the create request.
///
FILE_WRITE_THROUGH = 0x00000002,
///
/// This option indicates that access to the file can be sequential.
/// The server can use this information to influence its caching and read-ahead strategy for this file.
/// The file MAY in fact be accessed randomly, but the server can optimize its caching and read-ahead policy for sequential access.
///
FILE_SEQUENTIAL_ONLY = 0x00000004,
///
/// The file SHOULD NOT be cached or buffered in an internal buffer by the server.
/// This option is incompatible when the FILE_APPEND_DATA bit field is set in the DesiredAccess field.
///
FILE_NO_INTERMEDIATE_BUFFERING = 0x00000008,
FILE_SYNCHRONOUS_IO_ALERT = 0x00000010,
FILE_SYNCHRONOUS_IO_NONALERT = 0x00000020,
///
/// If the file being opened is a directory, the server MUST fail the request with STATUS_FILE_IS_A_DIRECTORY
///
FILE_NON_DIRECTORY_FILE = 0x00000040,
FILE_CREATE_TREE_CONNECTION = 0x00000080,
FILE_COMPLETE_IF_OPLOCKED = 0x00000100,
///
/// The application that initiated the client's request does not support extended attributes (EAs).
/// If the EAs on an existing file being opened indicate that the caller SHOULD support EAs to correctly interpret the file, the server SHOULD fail this request with STATUS_ACCESS_DENIED.
///
FILE_NO_EA_KNOWLEDGE = 0x00000200,
///
/// formerly known as FILE_OPEN_FOR_RECOVERY
///
FILE_OPEN_REMOTE_INSTANCE = 0x00000400,
///
/// Indicates that access to the file can be random.
/// The server MAY use this information to influence its caching and read-ahead strategy for this file.
/// This is a hint to the server that sequential read-ahead operations might not be appropriate on the file.
///
FILE_RANDOM_ACCESS = 0x00000800,
///
/// The file SHOULD be automatically deleted when the last open request on this file is closed.
/// When this option is set, the DesiredAccess field MUST include the DELETE flag.
/// This option is often used for temporary files.
///
FILE_DELETE_ON_CLOSE = 0x00001000,
///
/// Opens a file based on the FileId.
/// If this option is set, the server MUST fail the request with STATUS_NOT_SUPPORTED in the Status field of the SMB Header in the server response.
///
FILE_OPEN_BY_FILE_ID = 0x00002000,
///
/// The file is being opened or created for the purposes of either a backup or a restore operation.
/// Thus, the server can make appropriate checks to ensure that the caller is capable of overriding
/// whatever security checks have been placed on the file to allow a backup or restore operation to occur.
/// The server can check for certain access rights to the file before checking the DesiredAccess field.
///
FILE_OPEN_FOR_BACKUP_INTENT = 0x00004000,
///
/// When a new file is created, the file MUST NOT be compressed, even if it is on a compressed volume.
/// The flag MUST be ignored when opening an existing file.
///
FILE_NO_COMPRESSION = 0x00008000,
FILE_OPEN_REQUIRING_OPLOCK = 0x00010000,
FILE_DISALLOW_EXCLUSIVE = 0x00020000,
FILE_RESERVE_OPFILTER = 0x00100000,
FILE_OPEN_REPARSE_POINT = 0x00200000,
///
/// In a hierarchical storage management environment, this option requests that the file SHOULD NOT be recalled from tertiary storage such as tape.
/// A file recall can take up to several minutes in a hierarchical storage management environment.
/// The clients can specify this option to avoid such delays.
///
FILE_OPEN_NO_RECALL = 0x00400000,
FILE_OPEN_FOR_FREE_SPACE_QUERY = 0x00800000,
}
}