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<h1>
<a name="XMLSEC-NSS-BIGNUM"></a>bignum</h1>
<div class="REFNAMEDIV">
<a name="AEN26225"></a><h2>Name</h2>bignum -- Big numbers helper functions.</div>
<div class="REFSYNOPSISDIV">
<a name="XMLSEC-NSS-BIGNUM.SYNOPSIS"></a><h2>Synopsis</h2>
<pre class="SYNOPSIS"><font>SECItem</font>*            <a href="xmlsec-nss-bignum.html#XMLSECNSSNODEGETBIGNUMVALUE">xmlSecNssNodeGetBigNumValue</a>         (<font>PRArenaPool</font> *arena,
                                                         const <font>xmlNodePtr</font> cur,
                                                         <font>SECItem</font> *a);
<font>int</font>                 <a href="xmlsec-nss-bignum.html#XMLSECNSSNODESETBIGNUMVALUE">xmlSecNssNodeSetBigNumValue</a>         (<font>xmlNodePtr</font> cur,
                                                         const <font>SECItem</font> *a,
                                                         <font>int</font> addLineBreaks);</pre>
</div>
<div class="REFSECT1">
<a name="XMLSEC-NSS-BIGNUM.DESCRIPTION"></a><h2>Description</h2>
<p>Big numbers helper functions.</p>
</div>
<div class="REFSECT1">
<a name="XMLSEC-NSS-BIGNUM.DETAILS"></a><h2>Details</h2>
<div class="REFSECT2">
<a name="XMLSECNSSNODEGETBIGNUMVALUE"></a><h3>xmlSecNssNodeGetBigNumValue ()</h3>
<pre class="PROGRAMLISTING"><font>SECItem</font>*            xmlSecNssNodeGetBigNumValue         (<font>PRArenaPool</font> *arena,
                                                         const <font>xmlNodePtr</font> cur,
                                                         <font>SECItem</font> *a);</pre>
<p>Converts the node content from CryptoBinary format 
(http://www.w3.org/TR/xmldsig-core/<gtkdoclink href="SEC-CRYPTOBINARY"><span class="TYPE">sec-CryptoBinary</span></gtkdoclink>) 
to a SECItem. If no SECItem object provided then a new
one is created (caller is responsible for freeing it).</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26260"><span style="white-space: nowrap"><code class="PARAMETER">arena</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the arena from which to allocate memory</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26265"><span style="white-space: nowrap"><code class="PARAMETER">cur</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the poitner to an XML node.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26270"><span style="white-space: nowrap"><code class="PARAMETER">a</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> a SECItem object to hold the BigNum value</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26275"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> a pointer to SECItem produced from CryptoBinary string
or NULL if an error occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNSSNODESETBIGNUMVALUE"></a><h3>xmlSecNssNodeSetBigNumValue ()</h3>
<pre class="PROGRAMLISTING"><font>int</font>                 xmlSecNssNodeSetBigNumValue         (<font>xmlNodePtr</font> cur,
                                                         const <font>SECItem</font> *a,
                                                         <font>int</font> addLineBreaks);</pre>
<p>Converts SECItem to CryptoBinary string
(http://www.w3.org/TR/xmldsig-core/<gtkdoclink href="SEC-CRYPTOBINARY"><span class="TYPE">sec-CryptoBinary</span></gtkdoclink>) 
and sets it as the content of the given node. If the 
addLineBreaks is set then line breaks are added 
before and after the CryptoBinary string.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26294"><span style="white-space: nowrap"><code class="PARAMETER">cur</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to an XML node.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26299"><span style="white-space: nowrap"><code class="PARAMETER">a</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> a SECItem containing the BigNum value.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26304"><span style="white-space: nowrap"><code class="PARAMETER">addLineBreaks</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> if the flag is equal to 1 then 
	linebreaks will be added before and after
	new buffer content.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN26309"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> 0 on success or -1 otherwise.</p></td>
</tr>
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