/// <summary>
/// currently BUGGY - not use, use CreateFile instead
/// </summary>
/// <param name="file_name"></param>
/// <param name="file_access"></param>
/// <param name="file_share"></param>
/// <param name="options"></param>
/// <returns></returns>
public static IntPtr CreateFileHandle
(string file_name,
Win32FileAccess file_access,
FileShare file_share,
CreateFileOptions options)
{
var ret = IntPtr.Zero;
var obj_attr_ptr = IntPtr.Zero;
var file_name_struct_ptr = IntPtr.Zero;
var obj_attr = new OBJECT_ATTRIBUTES();
try
{
//выделяем память под OBJECT_ATTRIBUTES
var obj_attr_len = Marshal.SizeOf(typeof(OBJECT_ATTRIBUTES));
obj_attr_ptr = Marshal.AllocHGlobal(obj_attr_len);
//инициализируем OBJECT_ATTRIBUTES
obj_attr = new OBJECT_ATTRIBUTES(IOhelper.GetKernelFileName(file_name), (uint)ntApiFS.OBJ_CASE_INSENSITIVE);
Marshal.StructureToPtr(obj_attr, obj_attr_ptr, true);
//инициализируем IO_STATUS_BLOCK
var status_block = new IO_STATUS_BLOCK();
//открываем...
var res = ntApiFS.NtOpenFile
(ref ret,
file_access,
obj_attr_ptr,
ref status_block,
(ulong)file_share,
(ulong)options);
NTSTATUS_helper.ThrowOnError(res, status_block, NTSTATUS_severity.Warning);
return(ret);
}
finally
{
obj_attr.Dispose();
}
}
public static extern IntPtr CreateFile( string lpFileName, // File name Win32FileAccess dwDesiredAccess, // Access mode Win32FileShare dwShareMode, // Share mode IntPtr lpSecurityAttributes, // SD Win32FileMode dwCreationDisposition, // How to create Win32FileAttributes dwFlagsAndAttributes, // File attributes IntPtr hTemplateFile // Handle to template file );
public static extern IntPtr CreateFile(string lpFileName, Win32FileAccess dwDesiredAccess, Win32FileShare dwShareMode, IntPtr lpSecurityAttributes, Win32FileMode dwCreationDisposition, Win32FileAttributes dwFlagsAndAttributes, IntPtr hTemplateFile);
