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+<!-- $Id: introduction.xml,v 1.1 2004-03-31 18:28:06 adam Exp $ -->
+ <chapter id="introduction"><title>Introduction</title>
+ <para>
+ <ulink url="http://www.indexdata.dk/yazplusplus/">YAZ++</ulink>
+ is a C++ layer for YAZ and implements the ANSI Z39.50
+ protocol for information retrieval (client and server side).
+ While YAZ itself can be used from both C and C++ it is limited by the
+ common denomiator: C.
+ </para>
+ <para>
+ The YAZ++ packages also features a ZOOM interface for C++ (
+ <ulink url="(http://zoom.z3950.org/bind/cplusplus/">ZOOM C++</ulink>).
+ </para>
+ <para>
+ Later versions (0.7+) of YAZ++ also supports SRW/SRU.
+ </para>
+ <para>
+ YAZ++ and ZOOM C++ uses the same license as YAZ - see LICENSE file
+ for details.
+ </para>
+ <para>
+ This package also contains a proxy as well as a proxy library.
+ The proxy can be used to debug existing Z39.50 implementations,
+ optimize Z39.50 operation (by caching and other mechanisms), and
+ offer a SRW/SRU service.
+ The proxy and the proxy library is covered by the GPL.
+ See LICENSE.proxy for details.
+ </para>
+
+ <section>
+ <title>Licensing</title>
+ <para>
+ The Proxy and its companion library is covered by the
+ <link linkend="gpl">GPL</link>.
+ The remaning parts: the ZOOM-C++ binding and the YAZ++ library is covered
+ by the <link linkend="yaz.license">YAZ license</link>.
+ </para>
+ </section>
+ </chapter>
+
+ <!-- Keep this comment at the end of the file
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+ -->