/// <summary>
/// Create a new file
/// </summary>
/// <param name="name">The path to the file</param>
/// <param name="root">A root object to parse relative filenames</param>
/// <param name="desired_access">Desired access for the file</param>
/// <param name="file_attributes">Attributes for the file</param>
/// <param name="share_access">Share access for the file</param>
/// <param name="open_options">Open options for file</param>
/// <param name="disposition">Disposition when opening the file</param>
/// <param name="ea_buffer">Extended Attributes buffer</param>
/// <returns>The created/opened file object.</returns>
public static NtFile Create(string name, NtObject root, FileAccessRights desired_access, FileAttributes file_attributes, FileShareMode share_access,
FileOpenOptions open_options, FileDisposition disposition, EaBuffer ea_buffer)
{
using (ObjectAttributes obja = new ObjectAttributes(name, AttributeFlags.CaseInsensitive, root))
{
return(Create(obja, desired_access, file_attributes, share_access, open_options, disposition, ea_buffer));
}
}
public static extern NtStatus NtCreateFile(
out SafeKernelObjectHandle FileHandle,
FileAccessRights DesiredAccess,
ObjectAttributes ObjAttr,
[Out] IoStatus IoStatusBlock,
LargeInteger AllocationSize,
FileAttributes FileAttributes,
FileShareMode ShareAccess,
FileDisposition CreateDisposition,
FileOpenOptions CreateOptions,
byte[] EaBuffer,
int EaLength);
/// <summary>
/// Create a new file
/// </summary>
/// <param name="obj_attributes">The object attributes</param>
/// <param name="desired_access">Desired access for the file</param>
/// <param name="file_attributes">Attributes for the file</param>
/// <param name="share_access">Share access for the file</param>
/// <param name="open_options">Open options for file</param>
/// <param name="disposition">Disposition when opening the file</param>
/// <param name="ea_buffer">Extended Attributes buffer</param>
/// <returns>The created/opened file object.</returns>
public static NtFile Create(ObjectAttributes obj_attributes, FileAccessRights desired_access, FileAttributes file_attributes, FileShareMode share_access,
FileOpenOptions open_options, FileDisposition disposition, EaBuffer ea_buffer)
{
SafeKernelObjectHandle handle;
IoStatus iostatus = new IoStatus();
byte[] buffer = ea_buffer != null?ea_buffer.ToByteArray() : null;
NtSystemCalls.NtCreateFile(out handle, desired_access, obj_attributes, iostatus, null, FileAttributes.Normal,
share_access, disposition, open_options, buffer, buffer != null ? buffer.Length : 0).ToNtException();
return(new NtFile(handle));
}
public static extern NtStatus NtCreateNamedPipeFile(
out SafeKernelObjectHandle FileHandle,
FileAccessRights DesiredAccess,
[In] ObjectAttributes ObjectAttributes,
[Out] IoStatus IoStatusBlock,
FileShareMode ShareAccess,
FileDisposition CreateDisposition,
FileOpenOptions CreateOptions,
NamedPipeType NamedPipeType,
NamedPipeReadMode ReadMode,
NamedPipeCompletionMode CompletionMode,
int MaximumInstances,
int InboundQuota,
int OutboundQuota,
LargeInteger DefaultTimeout
);
/// <summary>
/// Create a new file
/// </summary>
/// <param name="name">The path to the file</param>
/// <param name="desired_access">Desired access for the file</param>
/// <param name="share_access">Share access for the file</param>
/// <param name="open_options">Open options for file</param>
/// <param name="disposition">Disposition when opening the file</param>
/// <param name="ea_buffer">Extended Attributes buffer</param>
/// <returns>The created/opened file object.</returns>
public static NtFile Create(string name, FileAccessRights desired_access, FileShareMode share_access,
FileOpenOptions open_options, FileDisposition disposition, EaBuffer ea_buffer)
{
return(Create(name, null, desired_access, FileAttributes.Normal, share_access, open_options, disposition, ea_buffer));
}
public static unsafe NativeFileObject Open(string fileName, FileObjectAccessRights accessRights, FileShareMode shareMode, FileDisposition disposition, FileAttributes attributes)
{
SafeFileObjectHandle handle = CreateFileW(fileName, (uint)accessRights, (uint)shareMode, null, (uint)disposition, (uint)attributes, SafeFileObjectHandle.InvalidHandle);
if (handle.IsInvalid)
{
throw new Win32Exception();
}
return(new NativeFileObject(handle));
}
