// This file contains portions of code released by Microsoft under the MIT license as part
// of an open-sourcing initiative in 2014 of the C# core libraries.
// The original source was submitted to https://github.com/Microsoft/referencesource

using System;

namespace System.IO
{
    // Maps to FILE_FLAG_DELETE_ON_CLOSE and similar values from winbase.h.
    // We didn't expose a number of these values because we didn't believe 
    // a number of them made sense in managed code, at least not yet.
	public enum FileOptions
	{
        // NOTE: any change to FileOptions enum needs to be 
        // matched in the FileStream ctor for error validation
		None = 0,
		WriteThrough = ((int32)0x80000000),
		Asynchronous = ((int32)0x40000000), // FILE_FLAG_OVERLAPPED
        // NoBuffering = 0x20000000,
		RandomAccess = 0x10000000,
		DeleteOnClose = 0x04000000,
		SequentialScan = 0x08000000,
        // AllowPosix = 0x01000000,  // FILE_FLAG_POSIX_SEMANTICS
        // BackupOrRestore,
        // DisallowReparsePoint = 0x00200000, // FILE_FLAG_OPEN_REPARSE_POINT
        // NoRemoteRecall = 0x00100000, // FILE_FLAG_OPEN_NO_RECALL
        // FirstPipeInstance = 0x00080000, // FILE_FLAG_FIRST_PIPE_INSTANCE
		Encrypted = 0x00004000, // FILE_ATTRIBUTE_ENCRYPTED
	}
}

