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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<a name="PackageKit-Common-functions"></a><div class="titlepage"></div>
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<td valign="top">
<h2><span class="refentrytitle"><a name="PackageKit-Common-functions.top_of_page"></a>Common functions</span></h2>
<p>Common functions — Common utility functions</p>
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<div class="refsect1">
<a name="PackageKit-Common-functions.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="PackageKit-Common-functions.html#PK-CHECK-VERSION:CAPS" title="PK_CHECK_VERSION()">PK_CHECK_VERSION</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gchar</span> **
</td>
<td class="function_name">
<a class="link" href="PackageKit-Common-functions.html#pk-ptr-array-to-strv" title="pk_ptr_array_to_strv ()">pk_ptr_array_to_strv</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gchar</span> *
</td>
<td class="function_name">
<a class="link" href="PackageKit-Common-functions.html#pk-iso8601-present" title="pk_iso8601_present ()">pk_iso8601_present</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gchar</span> *
</td>
<td class="function_name">
<a class="link" href="PackageKit-Common-functions.html#pk-iso8601-from-date" title="pk_iso8601_from_date ()">pk_iso8601_from_date</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">GDate</span> *
</td>
<td class="function_name">
<a class="link" href="PackageKit-Common-functions.html#pk-iso8601-to-date" title="pk_iso8601_to_date ()">pk_iso8601_to_date</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">GDateTime</span> *
</td>
<td class="function_name">
<a class="link" href="PackageKit-Common-functions.html#pk-iso8601-to-datetime" title="pk_iso8601_to_datetime ()">pk_iso8601_to_datetime</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gchar</span> *
</td>
<td class="function_name">
<a class="link" href="PackageKit-Common-functions.html#pk-get-distro-id" title="pk_get_distro_id ()">pk_get_distro_id</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="PackageKit-Common-functions.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-MAJOR-VERSION:CAPS" title="PK_MAJOR_VERSION">PK_MAJOR_VERSION</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-MINOR-VERSION:CAPS" title="PK_MINOR_VERSION">PK_MINOR_VERSION</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-MICRO-VERSION:CAPS" title="PK_MICRO_VERSION">PK_MICRO_VERSION</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-DBUS-SERVICE:CAPS" title="PK_DBUS_SERVICE">PK_DBUS_SERVICE</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-DBUS-PATH:CAPS" title="PK_DBUS_PATH">PK_DBUS_PATH</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-DBUS-INTERFACE:CAPS" title="PK_DBUS_INTERFACE">PK_DBUS_INTERFACE</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-DBUS-INTERFACE-TRANSACTION:CAPS" title="PK_DBUS_INTERFACE_TRANSACTION">PK_DBUS_INTERFACE_TRANSACTION</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-DBUS-INTERFACE-OFFLINE:CAPS" title="PK_DBUS_INTERFACE_OFFLINE">PK_DBUS_INTERFACE_OFFLINE</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-SYSTEM-PACKAGE-LIST-FILENAME:CAPS" title="PK_SYSTEM_PACKAGE_LIST_FILENAME">PK_SYSTEM_PACKAGE_LIST_FILENAME</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="PackageKit-Common-functions.html#PK-SYSTEM-PACKAGE-CACHE-FILENAME:CAPS" title="PK_SYSTEM_PACKAGE_CACHE_FILENAME">PK_SYSTEM_PACKAGE_CACHE_FILENAME</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="PackageKit-Common-functions.description"></a><h2>Description</h2>
<p>This file contains functions that may be useful.</p>
</div>
<div class="refsect1">
<a name="PackageKit-Common-functions.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="PK-CHECK-VERSION:CAPS"></a><h3>PK_CHECK_VERSION()</h3>
<pre class="programlisting">#define             PK_CHECK_VERSION(major,minor,micro)</pre>
</div>
<hr>
<div class="refsect2">
<a name="pk-ptr-array-to-strv"></a><h3>pk_ptr_array_to_strv ()</h3>
<pre class="programlisting"><span class="returnvalue">gchar</span> **
pk_ptr_array_to_strv (<em class="parameter"><code><span class="type">GPtrArray</span> *array</code></em>);</pre>
<p>Form a composite string array of strings.
The data in the GPtrArray is copied.</p>
<div class="refsect3">
<a name="pk-ptr-array-to-strv.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>array</p></td>
<td class="parameter_description"><p>the GPtrArray of strings. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> utf8]</span></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="pk-ptr-array-to-strv.returns"></a><h4>Returns</h4>
<p>the string array, or <code class="literal">NULL</code> if invalid. </p>
<p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> zero-terminated=1]</span></p>
</div>
<p class="since">Since: <a class="link" href="api-index-0-5-2.html#api-index-0.5.2">0.5.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="pk-iso8601-present"></a><h3>pk_iso8601_present ()</h3>
<pre class="programlisting"><span class="returnvalue">gchar</span> *
pk_iso8601_present (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>Get the current date / time as an ISO8601 string.</p>
<div class="refsect3">
<a name="pk-iso8601-present.returns"></a><h4>Returns</h4>
<p> The current iso8601 date and time</p>
</div>
<p class="since">Since: <a class="link" href="api-index-0-5-2.html#api-index-0.5.2">0.5.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="pk-iso8601-from-date"></a><h3>pk_iso8601_from_date ()</h3>
<pre class="programlisting"><span class="returnvalue">gchar</span> *
pk_iso8601_from_date (<em class="parameter"><code>const <span class="type">GDate</span> *date</code></em>);</pre>
<p>Convert a date into an ISO8601 data string.</p>
<div class="refsect3">
<a name="pk-iso8601-from-date.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>date</p></td>
<td class="parameter_description"><p>a <span class="type">GDate</span> to convert</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="pk-iso8601-from-date.returns"></a><h4>Returns</h4>
<p> If valid then a new ISO8601 date, else <code class="literal">NULL</code></p>
</div>
<p class="since">Since: <a class="link" href="api-index-0-5-2.html#api-index-0.5.2">0.5.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="pk-iso8601-to-date"></a><h3>pk_iso8601_to_date ()</h3>
<pre class="programlisting"><span class="returnvalue">GDate</span> *
pk_iso8601_to_date (<em class="parameter"><code>const <span class="type">gchar</span> *iso_date</code></em>);</pre>
<p>Convert an ISO8601 date string to a <span class="type">GDate</span>.</p>
<p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
<div class="refsect3">
<a name="pk-iso8601-to-date.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>iso_date</p></td>
<td class="parameter_description"><p>The ISO8601 date to convert</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="pk-iso8601-to-date.returns"></a><h4>Returns</h4>
<p> If valid then a new <code class="literal">GDate</code>, else NULL</p>
</div>
<p class="since">Since: <a class="link" href="api-index-0-5-2.html#api-index-0.5.2">0.5.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="pk-iso8601-to-datetime"></a><h3>pk_iso8601_to_datetime ()</h3>
<pre class="programlisting"><span class="returnvalue">GDateTime</span> *
pk_iso8601_to_datetime (<em class="parameter"><code>const <span class="type">gchar</span> *iso_date</code></em>);</pre>
<p>Convert an ISO8601 date string to a <span class="type">GDateTime</span>.</p>
<p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
<div class="refsect3">
<a name="pk-iso8601-to-datetime.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>iso_date</p></td>
<td class="parameter_description"><p>The ISO8601 date to convert</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="pk-iso8601-to-datetime.returns"></a><h4>Returns</h4>
<p> If valid then a new <code class="literal">GDateTime</code>, else NULL</p>
</div>
<p class="since">Since: <a class="link" href="api-index-0-8-11.html#api-index-0.8.11">0.8.11</a></p>
</div>
<hr>
<div class="refsect2">
<a name="pk-get-distro-id"></a><h3>pk_get_distro_id ()</h3>
<pre class="programlisting"><span class="returnvalue">gchar</span> *
pk_get_distro_id (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>Get the distribution ID for the current host, typically "distro;version;arch"</p>
<div class="refsect3">
<a name="pk-get-distro-id.returns"></a><h4>Returns</h4>
<p> a distribution ID</p>
</div>
</div>
</div>
<div class="refsect1">
<a name="PackageKit-Common-functions.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="PK-MAJOR-VERSION:CAPS"></a><h3>PK_MAJOR_VERSION</h3>
<pre class="programlisting">#define PK_MAJOR_VERSION				(1)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="PK-MINOR-VERSION:CAPS"></a><h3>PK_MINOR_VERSION</h3>
<pre class="programlisting">#define PK_MINOR_VERSION				(1)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="PK-MICRO-VERSION:CAPS"></a><h3>PK_MICRO_VERSION</h3>
<pre class="programlisting">#define PK_MICRO_VERSION				(9)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="PK-DBUS-SERVICE:CAPS"></a><h3>PK_DBUS_SERVICE</h3>
<pre class="programlisting">#define PK_DBUS_SERVICE			"org.freedesktop.PackageKit"
</pre>
<p>The DBUS name for the PackageKit system service.</p>
</div>
<hr>
<div class="refsect2">
<a name="PK-DBUS-PATH:CAPS"></a><h3>PK_DBUS_PATH</h3>
<pre class="programlisting">#define PK_DBUS_PATH			"/org/freedesktop/PackageKit"
</pre>
<p>The DBUS path to the PackageKit service.</p>
</div>
<hr>
<div class="refsect2">
<a name="PK-DBUS-INTERFACE:CAPS"></a><h3>PK_DBUS_INTERFACE</h3>
<pre class="programlisting">#define PK_DBUS_INTERFACE		"org.freedesktop.PackageKit"
</pre>
<p>The DBUS interface used by the PackageKit service.</p>
</div>
<hr>
<div class="refsect2">
<a name="PK-DBUS-INTERFACE-TRANSACTION:CAPS"></a><h3>PK_DBUS_INTERFACE_TRANSACTION</h3>
<pre class="programlisting">#define PK_DBUS_INTERFACE_TRANSACTION "org.freedesktop.PackageKit.Transaction"
</pre>
<p>The DBUS interface for PackageKit transactions.</p>
</div>
<hr>
<div class="refsect2">
<a name="PK-DBUS-INTERFACE-OFFLINE:CAPS"></a><h3>PK_DBUS_INTERFACE_OFFLINE</h3>
<pre class="programlisting">#define PK_DBUS_INTERFACE_OFFLINE "org.freedesktop.PackageKit.Offline"
</pre>
<p>The DBUS interface for PackageKit offline update functionality</p>
</div>
<hr>
<div class="refsect2">
<a name="PK-SYSTEM-PACKAGE-LIST-FILENAME:CAPS"></a><h3>PK_SYSTEM_PACKAGE_LIST_FILENAME</h3>
<pre class="programlisting">#define PK_SYSTEM_PACKAGE_LIST_FILENAME "/var/lib/PackageKit/system.package-list"
</pre>
</div>
<hr>
<div class="refsect2">
<a name="PK-SYSTEM-PACKAGE-CACHE-FILENAME:CAPS"></a><h3>PK_SYSTEM_PACKAGE_CACHE_FILENAME</h3>
<pre class="programlisting">#define PK_SYSTEM_PACKAGE_CACHE_FILENAME "/var/lib/PackageKit/package-cache.db"
</pre>
</div>
</div>
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