CDE/cde/doc/C/guides/man/m3_Dt/MmdbSGDS.sgm

<!-- $XConsortium: MmdbSGDS.sgm /main/5 1996/09/08 20:08:07 rws $ -->
<!-- (c) Copyright 1996 Digital Equipment Corporation. -->
<!-- (c) Copyright 1996 Hewlett-Packard Company. -->
<!-- (c) Copyright 1996 International Business Machines Corp. -->
<!-- (c) Copyright 1996 Sun Microsystems, Inc. -->
<!-- (c) Copyright 1996 Novell, Inc. -->
<!-- (c) Copyright 1996 FUJITSU LIMITED. -->
<!-- (c) Copyright 1996 Hitachi. -->
<![ %CDE.C.CDE; [<refentry id="CDE.INFO.DtMmdbSectionGetDataSiz">]]><refmeta><refentrytitle>
DtMmdbSectionGetDataSize</refentrytitle><manvolnum>library call</manvolnum></refmeta><refnamediv>
<refname><function>DtMmdbSectionGetDataSize</function></refname><refpurpose>obtains
the size of a section's data</refpurpose></refnamediv><refsynopsisdiv>
<funcsynopsis>
<funcsynopsisinfo>#include &lt;DtMmdb.h></funcsynopsisinfo>
<funcdef>int <function>DtMmdbSectionGetDataSize</function></funcdef>
<paramdef>DtMmdbInfoRequest* <parameter>request</parameter></paramdef>
</funcsynopsis>
</refsynopsisdiv><refsect1>
<title>DESCRIPTION</title>
<para>The <function>DtMmdbSectionGetDataSize</function> function
returns the number of bytes in the specified section's data.
Table lookup is
involved if the section identifier is specified by the
<symbol role="Variable">locator_ptr</symbol> field.
</para>
</refsect1><refsect1>
<title>ARGUMENTS</title>
<variablelist>
<varlistentry><term><symbol role="Variable">request</symbol></term>
<listitem>
<para>Specifies the bookcase in the bookcase descriptor field and
either the section's Database Engine identifier (in the
<symbol role="Variable">primary_oid</symbol> field) or the
section's logical identifier (in the <symbol role="Variable">locator_ptr</symbol>
field). If both of these fields have a value,
<function>DtMmdbSectionGetDataSize</function> uses the
<symbol role="Variable">locator_ptr</symbol> value.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1><refsect1>
<title>RETURN VALUE</title>
<para>If <function>DtMmdbSectionGetDataSize</function> completes
successfully, it returns the size of the section's data.
If it fails, it returns -1.
</para>
</refsect1><refsect1>
<title>EXAMPLE</title>
<para>The following shows how a <function>DtMmdbSectionGetDataSize</function> call
might be coded.</para>
<informalexample>
<programlisting>DtMmdbInfoRequest request;
/* fill the request here */
l = DtMmdbSectionGetDataSize(&amp;request);
</programlisting>
</informalexample>
</refsect1><refsect1>
<title>SEE ALSO</title>
<para>TO BE SUPPLIED
</para>
</refsect1></refentry>