source: Include/Classes/System/IO/Stream.ab@ 111

Enum SeekOrigin
    Begin
    Current
    End
End Enum

Interface Stream
    Function CanRead() As Boolean
    Function CanSeek() As Boolean
    Function CanTimeout() As Boolean
    Function CanWrite() As Boolean
    Function Length() As Int64
    Sub Position(value As Int64)
    Function Position() As Int64
    Sub ReadTimeout(value As Long)
    Function ReadTimeout() As Long
    Sub WriteTimeout(value As Long)
    Function WriteTimeout() As Long
    Sub Close()
    Sub Flush()
    Function Read(ByRef buffer[] As Byte, offset As Long, count As Long) As Long
    Function ReadByte() As Long
    Function Seek(offset As Long, origin As SeekOrigin) As Long
    Sub SetLength(value As Int64)
    Sub Write (ByRef buffer[] As Byte, offset As Long, count As Long)
    Sub WriteByte(value As Byte)
End Interface