sodium-add.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.sodium-add" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>sodium_add</refname>
  <refpurpose>Add large numbers</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>void</type><methodname>sodium_add</methodname>
   <methodparam><type>string</type><parameter role="reference">string1</parameter></methodparam>
   <methodparam><type>string</type><parameter>string2</parameter></methodparam>
  </methodsynopsis>
  <para>
   This adds the parameter <parameter>string2</parameter> to <parameter>string1</parameter>, overwriting
   the value stored in <parameter>string1</parameter>. This function assumes both parameters are binary
   strings that represent unsigned integers in little-endian byte order.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <variablelist>
   <varlistentry>
    <term><parameter>string1</parameter></term>
    <listitem>
     <para>
      String representing an arbitrary-length unsigned integer in little-endian byte order.
      This parameter is passed by reference and will hold the sum of the two parameters.
     </para>
    </listitem>
   </varlistentry>
   <varlistentry>
    <term><parameter>string2</parameter></term>
    <listitem>
     <para>
      String representing an arbitrary-length unsigned integer in little-endian byte order.
     </para>
    </listitem>
   </varlistentry>
  </variablelist>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.void;
  </para>
 </refsect1>


</refentry>
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