ASS="broken_ie"><SPAN CLASS='preprocessor'>#include</SPAN> <A CLASS="HEADER" HREF="../../../../boost/iostreams/concepts.hpp"><SPAN CLASS='literal'>&lt;boost/iostreams/concepts.hpp&gt;</SPAN></A>  <SPAN CLASS='comment'>// source</SPAN>

<SPAN CLASS='keyword'>class</SPAN> my_source : <SPAN CLASS='keyword'>public</SPAN> source {
<SPAN CLASS='keyword'>public</SPAN>:
    std::streamsize read(<SPAN CLASS='keyword'>char</SPAN>* s, std::streamsize n);

    <SPAN CLASS='comment'>/* Other members */</SPAN>
};</PRE>

