# Iostreams Library Concepts

#### Devices

`BidirectionalDevice`
`Blocking`
`Device`
`Direct`
`Peekable`
`SeekableDevice`
`Sink`
`Source`

#### Filters

`BidirectionalFilter`
`DualUseFilter`
`Filter`
`InputFilter`
`Multi-Character`
`OutputFilter`
`Pipable`
`SeekableFilter`

#### Other

`Closable`
`Flushable`
`Localizable`
`OptimallyBuffered`
`SymmetricFilter`

Revised 20 May, 2004

© Copyright Jonathan Turkanis, 2004. Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)