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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>Miscellaneous Functions</title>
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                   | 
                  <a href="#gck-Miscellaneous-Functions.description" class="shortcut">Description</a>
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<div class="refentry">
<a name="gck-Miscellaneous-Functions"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gck-Miscellaneous-Functions.top_of_page"></a>Miscellaneous Functions</span></h2>
<p>Miscellaneous Functions — Other miscellaneous functions.</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv">
<a name="gck-Miscellaneous-Functions.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">enum                <a class="link" href="gck-Miscellaneous-Functions.html#GckError" title="enum GckError">GckError</a>;
<a href="/usr/share/gtk-doc/html/glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             <a class="link" href="gck-Miscellaneous-Functions.html#gck-list-ref-copy" title="gck_list_ref_copy ()">gck_list_ref_copy</a>                   (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *reflist</code></em>);
<span class="returnvalue">void</span>                <a class="link" href="gck-Miscellaneous-Functions.html#gck-list-unref-free" title="gck_list_unref_free ()">gck_list_unref_free</a>                 (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *reflist</code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *             <a class="link" href="gck-Miscellaneous-Functions.html#gck-string-from-chars" title="gck_string_from_chars ()">gck_string_from_chars</a>               (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *data</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> max</code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="gck-Miscellaneous-Functions.html#gck-string-to-chars" title="gck_string_to_chars ()">gck_string_to_chars</a>                 (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *data</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> max</code></em>,
                                                         <em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *string</code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="gck-Miscellaneous-Functions.html#gck-value-to-boolean" title="gck_value_to_boolean ()">gck_value_to_boolean</a>                (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *value</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> length</code></em>,
                                                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> *result</code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="gck-Miscellaneous-Functions.html#gck-value-to-ulong" title="gck_value_to_ulong ()">gck_value_to_ulong</a>                  (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *value</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> length</code></em>,
                                                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gulong"><span class="type">gulong</span></a> *result</code></em>);
#define             <a class="link" href="gck-Miscellaneous-Functions.html#GCK-INVALID:CAPS" title="GCK_INVALID">GCK_INVALID</a>
</pre>
</div>
<div class="refsect1">
<a name="gck-Miscellaneous-Functions.description"></a><h2>Description</h2>
<p>
A few supporting functions that come in handy when dealing with the gck
library or PKCS11 in general.
</p>
</div>
<div class="refsect1">
<a name="gck-Miscellaneous-Functions.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GckError"></a><h3>enum GckError</h3>
<pre class="programlisting">typedef enum {
	GCK_ERROR_MODULE_PROBLEM = (CKR_VENDOR_DEFINED | (GCK_VENDOR_CODE + 1)),
} GckError;
</pre>
<p>
Various error codes. All the CKR_XXX error codes from PKCS#11 are also
relevant error codes.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><a name="GCK-ERROR-MODULE-PROBLEM:CAPS"></a><span class="term"><code class="literal">GCK_ERROR_MODULE_PROBLEM</code></span></p></td>
<td>a result code that signifies there was a problem
                           loading a PKCS#11 module, usually a shared library
</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gck-list-ref-copy"></a><h3>gck_list_ref_copy ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             gck_list_ref_copy                   (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *reflist</code></em>);</pre>
<p>
Copy a list of GObject based pointers. All objects
in the list will be reffed and the list will be copied.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>reflist</code></em> :</span></p></td>
<td>list of GObject reference counted
objects. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GObject.Object]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the copied and
reffed list, when done, free it with <a class="link" href="gck-Miscellaneous-Functions.html#gck-list-unref-free" title="gck_list_unref_free ()"><code class="function">gck_list_unref_free()</code></a>. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GObject.Object]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gck-list-unref-free"></a><h3>gck_list_unref_free ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                gck_list_unref_free                 (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *reflist</code></em>);</pre>
<p>
Free a list of GObject based pointers. All objects in the list
will be unreffed and then the list itself will be freed.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>reflist</code></em> :</span></p></td>
<td>list of Gobject reference counted pointers. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GObject.Object]</span>
</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gck-string-from-chars"></a><h3>gck_string_from_chars ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *             gck_string_from_chars               (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *data</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> max</code></em>);</pre>
<p>
Create a string from a set of PKCS#11 characters. This is
similar to g_strndup, except for that it also strips trailing
spaces. These space padded strings are often used in PKCS#11
structures.
</p>
<p>
If the space padded string is filled with null characters then
this function will return <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
<td>The character data to turn into a null terminated string.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>max</code></em> :</span></p></td>
<td>The maximum length of the charater data.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The null terminated string.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gck-string-to-chars"></a><h3>gck_string_to_chars ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            gck_string_to_chars                 (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *data</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> max</code></em>,
                                                         <em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *string</code></em>);</pre>
<p>
Create a space padded PKCS#11 string from a null terminated string.
The string must be shorter than the buffer or <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> will be
returned.
</p>
<p>
If a <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> string is passed, then the space padded string will be
set to zero characters.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
<td>The character buffer to place string into.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>max</code></em> :</span></p></td>
<td>The maximum length of the charater buffer.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>string</code></em> :</span></p></td>
<td>The string to place in the buffer.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The null terminated string.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gck-value-to-boolean"></a><h3>gck_value_to_boolean ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            gck_value_to_boolean                (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *value</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> length</code></em>,
                                                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> *result</code></em>);</pre>
<p>
Convert CK_BBOOL type memory to a boolean.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em> :</span></p></td>
<td>memory to convert. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=length]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>length</code></em> :</span></p></td>
<td>length of memory</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>result</code></em> :</span></p></td>
<td>A location to store the result</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>Whether the conversion was successful.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gck-value-to-ulong"></a><h3>gck_value_to_ulong ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            gck_value_to_ulong                  (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *value</code></em>,
                                                         <em class="parameter"><code><span class="type">gsize</span> length</code></em>,
                                                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gulong"><span class="type">gulong</span></a> *result</code></em>);</pre>
<p>
Convert CK_ULONG type memory to a boolean.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em> :</span></p></td>
<td>memory to convert. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=length]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>length</code></em> :</span></p></td>
<td>length of memory</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>result</code></em> :</span></p></td>
<td>A location to store the result</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>Whether the conversion was successful.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="GCK-INVALID:CAPS"></a><h3>GCK_INVALID</h3>
<pre class="programlisting">#define GCK_INVALID G_MAXULONG
</pre>
<p>
Used as a terminator at the end of variable argument lists.
</p>
</div>
</div>
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