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<a href="#gcr-GcrComparable.description" class="shortcut">Description</a>
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<a href="#gcr-GcrComparable.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<a href="#gcr-GcrComparable.prerequisites" class="shortcut">Prerequisites</a>
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<a href="#gcr-GcrComparable.derived-interfaces" class="shortcut">Known Derived Interfaces</a>
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<a href="#gcr-GcrComparable.implementations" class="shortcut">Known Implementations</a>
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<a name="gcr-GcrComparable"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gcr-GcrComparable.top_of_page"></a>GcrComparable</span></h2>
<p>GcrComparable — Interface for comparing objects</p>
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<a name="gcr-GcrComparable.synopsis"></a><h2>Synopsis</h2>
<a name="GcrComparableIface"></a><pre class="synopsis"> <a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable">GcrComparable</a>;
struct <a class="link" href="gcr-GcrComparable.html#GcrComparableIface-struct" title="struct GcrComparableIface">GcrComparableIface</a>;
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> <a class="link" href="gcr-GcrComparable.html#gcr-comparable-compare" title="gcr_comparable_compare ()">gcr_comparable_compare</a> (<em class="parameter"><code><a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable"><span class="type">GcrComparable</span></a> *self</code></em>,
<em class="parameter"><code><a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable"><span class="type">GcrComparable</span></a> *other</code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> <a class="link" href="gcr-GcrComparable.html#gcr-comparable-memcmp" title="gcr_comparable_memcmp ()">gcr_comparable_memcmp</a> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gconstpointer"><span class="type">gconstpointer</span></a> mem1</code></em>,
<em class="parameter"><code><span class="type">gsize</span> size1</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gconstpointer"><span class="type">gconstpointer</span></a> mem2</code></em>,
<em class="parameter"><code><span class="type">gsize</span> size2</code></em>);
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<div class="refsect1">
<a name="gcr-GcrComparable.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
GInterface
+----GcrComparableIface
</pre>
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<div class="refsect1">
<a name="gcr-GcrComparable.prerequisites"></a><h2>Prerequisites</h2>
<p>
GcrComparableIface requires
<a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a>.</p>
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<div class="refsect1">
<a name="gcr-GcrComparable.derived-interfaces"></a><h2>Known Derived Interfaces</h2>
<p>
GcrComparableIface is required by
<a class="link" href="GcrCertificate.html" title="GcrCertificate">GcrCertificate</a>.</p>
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<div class="refsect1">
<a name="gcr-GcrComparable.implementations"></a><h2>Known Implementations</h2>
<p>
GcrComparableIface is implemented by
<a class="link" href="gcr-gcr-certificate-widget.html#GcrCertificateRenderer">GcrCertificateRenderer</a>, <a class="link" href="GcrPkcs11Certificate.html" title="GcrPkcs11Certificate">GcrPkcs11Certificate</a> and <a class="link" href="GcrSimpleCertificate.html" title="GcrSimpleCertificate">GcrSimpleCertificate</a>.</p>
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<div class="refsect1">
<a name="gcr-GcrComparable.description"></a><h2>Description</h2>
<p>
The <a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable"><span class="type">GcrComparable</span></a> interface is implemented by objects when they should be
comparable against one another.
</p>
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<div class="refsect1">
<a name="gcr-GcrComparable.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GcrComparable"></a><h3>GcrComparable</h3>
<pre class="programlisting">typedef struct _GcrComparable GcrComparable;</pre>
<p>
The <a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable"><span class="type">GcrComparable</span></a> interface is implemented by comparable objects.
</p>
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<div class="refsect2">
<a name="GcrComparableIface-struct"></a><h3>struct GcrComparableIface</h3>
<pre class="programlisting">struct GcrComparableIface;</pre>
<p>
The interface to implement for <a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable"><span class="type">GcrComparable</span></a>
</p>
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<div class="refsect2">
<a name="gcr-comparable-compare"></a><h3>gcr_comparable_compare ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> gcr_comparable_compare (<em class="parameter"><code><a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable"><span class="type">GcrComparable</span></a> *self</code></em>,
<em class="parameter"><code><a class="link" href="gcr-GcrComparable.html#GcrComparable" title="GcrComparable"><span class="type">GcrComparable</span></a> *other</code></em>);</pre>
<p>
Compare whether two objects represent the same thing. The return value can
also be used to sort the objects.
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<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td>
<td>The comparable object</td>
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<td><p><span class="term"><em class="parameter"><code>other</code></em> :</span></p></td>
<td>Another comparable object</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>Zero if the two objects represent the same thing, non-zero if not.</td>
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<div class="refsect2">
<a name="gcr-comparable-memcmp"></a><h3>gcr_comparable_memcmp ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> gcr_comparable_memcmp (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gconstpointer"><span class="type">gconstpointer</span></a> mem1</code></em>,
<em class="parameter"><code><span class="type">gsize</span> size1</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gconstpointer"><span class="type">gconstpointer</span></a> mem2</code></em>,
<em class="parameter"><code><span class="type">gsize</span> size2</code></em>);</pre>
<p>
Compare two blocks of memory. The return value can be used to sort
the blocks of memory.
</p>
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<td><p><span class="term"><em class="parameter"><code>mem1</code></em> :</span></p></td>
<td>First block of memory</td>
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<td><p><span class="term"><em class="parameter"><code>size1</code></em> :</span></p></td>
<td>Length of first block</td>
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<td><p><span class="term"><em class="parameter"><code>mem2</code></em> :</span></p></td>
<td>Second lock of memory</td>
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<td><p><span class="term"><em class="parameter"><code>size2</code></em> :</span></p></td>
<td>Length of second block</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>Zero if the blocks are identical, non-zero if not.</td>
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