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<div class="refentry">
<a name="harfbuzz-hb-common"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="harfbuzz-hb-common.top_of_page"></a>hb-common</span></h2>
<p>hb-common</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="harfbuzz-hb-common.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="returnvalue">hb_tag_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-tag-from-string" title="hb_tag_from_string ()">hb_tag_from_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-tag-to-string" title="hb_tag_to_string ()">hb_tag_to_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-direction-t" title="enum hb_direction_t"><span class="returnvalue">hb_direction_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-direction-from-string" title="hb_direction_from_string ()">hb_direction_from_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">const <span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-direction-to-string" title="hb_direction_to_string ()">hb_direction_to_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="returnvalue">hb_script_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-script-from-iso15924-tag" title="hb_script_from_iso15924_tag ()">hb_script_from_iso15924_tag</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="returnvalue">hb_script_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-script-from-string" title="hb_script_from_string ()">hb_script_from_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="returnvalue">hb_tag_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-script-to-iso15924-tag" title="hb_script_to_iso15924_tag ()">hb_script_to_iso15924_tag</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-direction-t" title="enum hb_direction_t"><span class="returnvalue">hb_direction_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-script-get-horizontal-direction" title="hb_script_get_horizontal_direction ()">hb_script_get_horizontal_direction</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="returnvalue">hb_language_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-language-from-string" title="hb_language_from_string ()">hb_language_from_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">const <span class="returnvalue">char</span> *
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-language-to-string" title="hb_language_to_string ()">hb_language_to_string</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="returnvalue">hb_language_t</span></a>
</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#hb-language-get-default" title="hb_language_get_default ()">hb_language_get_default</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="harfbuzz-hb-common.html#hb-destroy-func-t" title="hb_destroy_func_t ()">*hb_destroy_func_t</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-TAG:CAPS" title="HB_TAG()">HB_TAG</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-UNTAG:CAPS" title="HB_UNTAG()">HB_UNTAG</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-DIRECTION-REVERSE:CAPS" title="HB_DIRECTION_REVERSE()">HB_DIRECTION_REVERSE</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-DIRECTION-IS-BACKWARD:CAPS" title="HB_DIRECTION_IS_BACKWARD()">HB_DIRECTION_IS_BACKWARD</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-DIRECTION-IS-FORWARD:CAPS" title="HB_DIRECTION_IS_FORWARD()">HB_DIRECTION_IS_FORWARD</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-DIRECTION-IS-HORIZONTAL:CAPS" title="HB_DIRECTION_IS_HORIZONTAL()">HB_DIRECTION_IS_HORIZONTAL</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-DIRECTION-IS-VALID:CAPS" title="HB_DIRECTION_IS_VALID()">HB_DIRECTION_IS_VALID</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="harfbuzz-hb-common.html#HB-DIRECTION-IS-VERTICAL:CAPS" title="HB_DIRECTION_IS_VERTICAL()">HB_DIRECTION_IS_VERTICAL</a><span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#HB-LANGUAGE-INVALID:CAPS" title="HB_LANGUAGE_INVALID">HB_LANGUAGE_INVALID</a></td>
</tr>
</tbody>
</table></div>
</div>
<a name="hb-user-data-key-t"></a><div class="refsect1">
<a name="harfbuzz-hb-common.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody>
<tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t">hb_bool_t</a></td>
</tr>
<tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-codepoint-t" title="hb_codepoint_t">hb_codepoint_t</a></td>
</tr>
<tr>
<td class="datatype_keyword">enum</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-direction-t" title="enum hb_direction_t">hb_direction_t</a></td>
</tr>
<tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t">hb_language_t</a></td>
</tr>
<tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-mask-t" title="hb_mask_t">hb_mask_t</a></td>
</tr>
<tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-position-t" title="hb_position_t">hb_position_t</a></td>
</tr>
<tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t">hb_tag_t</a></td>
</tr>
<tr>
<td class="datatype_keyword">enum</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t">hb_script_t</a></td>
</tr>
<tr>
<td class="datatype_keyword"> </td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-user-data-key-t-struct" title="hb_user_data_key_t">hb_user_data_key_t</a></td>
</tr>
<tr>
<td class="datatype_keyword"> </td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#hb-var-int-t" title="hb_var_int_t">hb_var_int_t</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#HB-TAG-NONE:CAPS" title="HB_TAG_NONE">HB_TAG_NONE</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#HB-TAG-MAX:CAPS" title="HB_TAG_MAX">HB_TAG_MAX</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="harfbuzz-hb-common.html#HB-TAG-MAX-SIGNED:CAPS" title="HB_TAG_MAX_SIGNED">HB_TAG_MAX_SIGNED</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="harfbuzz-hb-common.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="/home/behdad/.local/share/gtk-doc/html/gobject/gobject-Boxed-Types.html">GBoxed</a>
    <span class="lineart">╰──</span> hb_user_data_key_t
    <a href="/home/behdad/.local/share/gtk-doc/html/gobject/gobject-Enumeration-and-Flag-Types.html">GEnum</a>
    <span class="lineart">├──</span> hb_direction_t
    <span class="lineart">╰──</span> hb_script_t
</pre>
</div>
<div class="refsect1">
<a name="harfbuzz-hb-common.description"></a><h2>Description</h2>
</div>
<div class="refsect1">
<a name="harfbuzz-hb-common.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="hb-tag-from-string"></a><h3>hb_tag_from_string ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="returnvalue">hb_tag_t</span></a>
hb_tag_from_string (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
                    <em class="parameter"><code><span class="type">int</span> len</code></em>);</pre>
<div class="refsect3">
<a name="id-1.3.3.3.8.2.4"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>str</p></td>
<td class="parameter_description"><p>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> uint8_t]</span></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.3.3.3.8.2.5"></a><h4>Returns</h4>
<p></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-tag-to-string"></a><h3>hb_tag_to_string ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
hb_tag_to_string (<em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> tag</code></em>,
                  <em class="parameter"><code><span class="type">char</span> *buf</code></em>);</pre>
<div class="refsect3">
<a name="id-1.3.3.3.8.3.4"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>buf</p></td>
<td class="parameter_description"><p>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Out parameter, where caller must allocate storage."><span class="acronym">out caller-allocates</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> fixed-size=4][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> uint8_t]</span></td>
</tr></tbody>
</table></div>
</div>
<p class="since">Since 0.9.5</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-direction-from-string"></a><h3>hb_direction_from_string ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-direction-t" title="enum hb_direction_t"><span class="returnvalue">hb_direction_t</span></a>
hb_direction_from_string (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
                          <em class="parameter"><code><span class="type">int</span> len</code></em>);</pre>
<div class="refsect3">
<a name="id-1.3.3.3.8.4.4"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>str</p></td>
<td class="parameter_description"><p>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> uint8_t]</span></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.3.3.3.8.4.5"></a><h4>Returns</h4>
<p></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-direction-to-string"></a><h3>hb_direction_to_string ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *
hb_direction_to_string (<em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-direction-t" title="enum hb_direction_t"><span class="type">hb_direction_t</span></a> direction</code></em>);</pre>
<div class="refsect3">
<a name="id-1.3.3.3.8.5.4"></a><h4>Returns</h4>
<p>. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-script-from-iso15924-tag"></a><h3>hb_script_from_iso15924_tag ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="returnvalue">hb_script_t</span></a>
hb_script_from_iso15924_tag (<em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> tag</code></em>);</pre>
<p>Converts an ISO 15924 script tag to a corresponding <a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="type">hb_script_t</span></a>.</p>
<div class="refsect3">
<a name="id-1.3.3.3.8.6.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>tag</p></td>
<td class="parameter_description"><p>an <a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> representing an ISO 15924 tag.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.3.3.3.8.6.6"></a><h4>Returns</h4>
<p>An <a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="type">hb_script_t</span></a> corresponding to the ISO 15924 tag.</p>
<p></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-script-from-string"></a><h3>hb_script_from_string ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="returnvalue">hb_script_t</span></a>
hb_script_from_string (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
                       <em class="parameter"><code><span class="type">int</span> len</code></em>);</pre>
<p>Converts a string <em class="parameter"><code>str</code></em>
 representing an ISO 15924 script tag to a
corresponding <a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="type">hb_script_t</span></a>. Shorthand for <a class="link" href="harfbuzz-hb-common.html#hb-tag-from-string" title="hb_tag_from_string ()"><code class="function">hb_tag_from_string()</code></a> then
<a class="link" href="harfbuzz-hb-common.html#hb-script-from-iso15924-tag" title="hb_script_from_iso15924_tag ()"><code class="function">hb_script_from_iso15924_tag()</code></a>.</p>
<div class="refsect3">
<a name="id-1.3.3.3.8.7.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>str</p></td>
<td class="parameter_description"><p> a string representing an
ISO 15924 tag. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> uint8_t]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>len</p></td>
<td class="parameter_description"><p>length of the <em class="parameter"><code>str</code></em>
, or -1 if it is <code class="literal">NULL</code>-terminated.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.3.3.3.8.7.6"></a><h4>Returns</h4>
<p>An <a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="type">hb_script_t</span></a> corresponding to the ISO 15924 tag.</p>
<p></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-script-to-iso15924-tag"></a><h3>hb_script_to_iso15924_tag ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="returnvalue">hb_tag_t</span></a>
hb_script_to_iso15924_tag (<em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="type">hb_script_t</span></a> script</code></em>);</pre>
<p>See <a class="link" href="harfbuzz-hb-common.html#hb-script-from-iso15924-tag" title="hb_script_from_iso15924_tag ()"><code class="function">hb_script_from_iso15924_tag()</code></a>.</p>
<div class="refsect3">
<a name="id-1.3.3.3.8.8.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>script</p></td>
<td class="parameter_description"><p>an <span class="type">hb_script_</span> to convert.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.3.3.3.8.8.6"></a><h4>Returns</h4>
<p>An <a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> representing an ISO 15924 script tag.</p>
<p></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-script-get-horizontal-direction"></a><h3>hb_script_get_horizontal_direction ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-direction-t" title="enum hb_direction_t"><span class="returnvalue">hb_direction_t</span></a>
hb_script_get_horizontal_direction (<em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-script-t" title="enum hb_script_t"><span class="type">hb_script_t</span></a> script</code></em>);</pre>
<div class="refsect3">
<a name="id-1.3.3.3.8.9.4"></a><h4>Returns</h4>
<p></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-language-from-string"></a><h3>hb_language_from_string ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="returnvalue">hb_language_t</span></a>
hb_language_from_string (<em class="parameter"><code>const <span class="type">char</span> *str</code></em>,
                         <em class="parameter"><code><span class="type">int</span> len</code></em>);</pre>
<p>Converts <em class="parameter"><code>str</code></em>
 representing an ISO 639 language code to the corresponding
<a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="type">hb_language_t</span></a>.</p>
<div class="refsect3">
<a name="id-1.3.3.3.8.10.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>str</p></td>
<td class="parameter_description"><p> a string representing
ISO 639 language code. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> uint8_t]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>len</p></td>
<td class="parameter_description"><p>length of the <em class="parameter"><code>str</code></em>
, or -1 if it is <code class="literal">NULL</code>-terminated.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.3.3.3.8.10.6"></a><h4>Returns</h4>
<p>The <a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="type">hb_language_t</span></a> corresponding to the ISO 639 language code. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-language-to-string"></a><h3>hb_language_to_string ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *
hb_language_to_string (<em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="type">hb_language_t</span></a> language</code></em>);</pre>
<p>See <a class="link" href="harfbuzz-hb-common.html#hb-language-from-string" title="hb_language_from_string ()"><code class="function">hb_language_from_string()</code></a>.</p>
<div class="refsect3">
<a name="id-1.3.3.3.8.11.5"></a><h4>Parameters</h4>
<div class="informaltable"><table 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>language</p></td>
<td class="parameter_description"><p>an <a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="type">hb_language_t</span></a> to convert.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.3.3.3.8.11.6"></a><h4>Returns</h4>
<p>A <code class="literal">NULL</code>-terminated string representing the <em class="parameter"><code>language</code></em>
. Must not be freed by
the caller. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-language-get-default"></a><h3>hb_language_get_default ()</h3>
<pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-language-t" title="hb_language_t"><span class="returnvalue">hb_language_t</span></a>
hb_language_get_default (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<div class="refsect3">
<a name="id-1.3.3.3.8.12.4"></a><h4>Returns</h4>
<p>. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
<p class="since">Since 0.9.2</p>
</div>
<hr>
<div class="refsect2">
<a name="hb-destroy-func-t"></a><h3>hb_destroy_func_t ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*hb_destroy_func_t<span class="c_punctuation">)</span> (<em class="parameter"><code><span class="type">void</span> *user_data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-TAG:CAPS"></a><h3>HB_TAG()</h3>
<pre class="programlisting">#define HB_TAG(c1,c2,c3,c4) ((hb_tag_t)((((uint8_t)(c1))&lt;&lt;24)|(((uint8_t)(c2))&lt;&lt;16)|(((uint8_t)(c3))&lt;&lt;8)|((uint8_t)(c4))))
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-UNTAG:CAPS"></a><h3>HB_UNTAG()</h3>
<pre class="programlisting">#define HB_UNTAG(tag)   ((uint8_t)((tag)&gt;&gt;24)), ((uint8_t)((tag)&gt;&gt;16)), ((uint8_t)((tag)&gt;&gt;8)), ((uint8_t)(tag))
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-DIRECTION-REVERSE:CAPS"></a><h3>HB_DIRECTION_REVERSE()</h3>
<pre class="programlisting">#define HB_DIRECTION_REVERSE(dir) ((hb_direction_t) (((unsigned int) (dir)) ^ 1))
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-DIRECTION-IS-BACKWARD:CAPS"></a><h3>HB_DIRECTION_IS_BACKWARD()</h3>
<pre class="programlisting">#define HB_DIRECTION_IS_BACKWARD(dir) ((((unsigned int) (dir)) &amp; ~2U) == 5)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-DIRECTION-IS-FORWARD:CAPS"></a><h3>HB_DIRECTION_IS_FORWARD()</h3>
<pre class="programlisting">#define HB_DIRECTION_IS_FORWARD(dir) ((((unsigned int) (dir)) &amp; ~2U) == 4)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-DIRECTION-IS-HORIZONTAL:CAPS"></a><h3>HB_DIRECTION_IS_HORIZONTAL()</h3>
<pre class="programlisting">#define HB_DIRECTION_IS_HORIZONTAL(dir) ((((unsigned int) (dir)) &amp; ~1U) == 4)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-DIRECTION-IS-VALID:CAPS"></a><h3>HB_DIRECTION_IS_VALID()</h3>
<pre class="programlisting">#define HB_DIRECTION_IS_VALID(dir) ((((unsigned int) (dir)) &amp; ~3U) == 4)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-DIRECTION-IS-VERTICAL:CAPS"></a><h3>HB_DIRECTION_IS_VERTICAL()</h3>
<pre class="programlisting">#define HB_DIRECTION_IS_VERTICAL(dir) ((((unsigned int) (dir)) &amp; ~1U) == 6)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-LANGUAGE-INVALID:CAPS"></a><h3>HB_LANGUAGE_INVALID</h3>
<pre class="programlisting">#define HB_LANGUAGE_INVALID ((hb_language_t) NULL)
</pre>
</div>
</div>
<div class="refsect1">
<a name="harfbuzz-hb-common.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="hb-bool-t"></a><h3>hb_bool_t</h3>
<pre class="programlisting">typedef int hb_bool_t;
</pre>
</div>
<hr>
<div class="refsect2">
<a name="hb-codepoint-t"></a><h3>hb_codepoint_t</h3>
<pre class="programlisting">typedef uint32_t hb_codepoint_t;
</pre>
</div>
<hr>
<div class="refsect2">
<a name="hb-direction-t"></a><h3>enum hb_direction_t</h3>
<div class="refsect3">
<a name="id-1.3.3.3.9.4.3"></a><h4>Members</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="300px" class="enum_members_name">
<col class="enum_members_description">
<col width="200px" class="enum_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="enum_member_name"><p><a name="HB-DIRECTION-INVALID:CAPS"></a>HB_DIRECTION_INVALID</p></td>
<td class="enum_member_description">
<p>Initial, unset direction.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-DIRECTION-LTR:CAPS"></a>HB_DIRECTION_LTR</p></td>
<td class="enum_member_description">
<p>Text is set horizontally from left to right.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-DIRECTION-RTL:CAPS"></a>HB_DIRECTION_RTL</p></td>
<td class="enum_member_description">
<p>Text is set horizontally from right to left.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-DIRECTION-TTB:CAPS"></a>HB_DIRECTION_TTB</p></td>
<td class="enum_member_description">
<p>Text is set vertically from top to bottom.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-DIRECTION-BTT:CAPS"></a>HB_DIRECTION_BTT</p></td>
<td class="enum_member_description">
<p>Text is set vertically from bottom to top.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="hb-language-t"></a><h3>hb_language_t</h3>
<pre class="programlisting">typedef const struct hb_language_impl_t *hb_language_t;
</pre>
</div>
<hr>
<div class="refsect2">
<a name="hb-mask-t"></a><h3>hb_mask_t</h3>
<pre class="programlisting">typedef uint32_t hb_mask_t;
</pre>
</div>
<hr>
<div class="refsect2">
<a name="hb-position-t"></a><h3>hb_position_t</h3>
<pre class="programlisting">typedef int32_t hb_position_t;
</pre>
</div>
<hr>
<div class="refsect2">
<a name="hb-tag-t"></a><h3>hb_tag_t</h3>
<pre class="programlisting">typedef uint32_t hb_tag_t;
</pre>
</div>
<hr>
<div class="refsect2">
<a name="hb-script-t"></a><h3>enum hb_script_t</h3>
<div class="refsect3">
<a name="id-1.3.3.3.9.9.3"></a><h4>Members</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="300px" class="enum_members_name">
<col class="enum_members_description">
<col width="200px" class="enum_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-COMMON:CAPS"></a>HB_SCRIPT_COMMON</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-INHERITED:CAPS"></a>HB_SCRIPT_INHERITED</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-UNKNOWN:CAPS"></a>HB_SCRIPT_UNKNOWN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-ARABIC:CAPS"></a>HB_SCRIPT_ARABIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-ARMENIAN:CAPS"></a>HB_SCRIPT_ARMENIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BENGALI:CAPS"></a>HB_SCRIPT_BENGALI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CYRILLIC:CAPS"></a>HB_SCRIPT_CYRILLIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-DEVANAGARI:CAPS"></a>HB_SCRIPT_DEVANAGARI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-GEORGIAN:CAPS"></a>HB_SCRIPT_GEORGIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-GREEK:CAPS"></a>HB_SCRIPT_GREEK</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-GUJARATI:CAPS"></a>HB_SCRIPT_GUJARATI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-GURMUKHI:CAPS"></a>HB_SCRIPT_GURMUKHI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-HANGUL:CAPS"></a>HB_SCRIPT_HANGUL</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-HAN:CAPS"></a>HB_SCRIPT_HAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-HEBREW:CAPS"></a>HB_SCRIPT_HEBREW</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-HIRAGANA:CAPS"></a>HB_SCRIPT_HIRAGANA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KANNADA:CAPS"></a>HB_SCRIPT_KANNADA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KATAKANA:CAPS"></a>HB_SCRIPT_KATAKANA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LAO:CAPS"></a>HB_SCRIPT_LAO</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LATIN:CAPS"></a>HB_SCRIPT_LATIN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MALAYALAM:CAPS"></a>HB_SCRIPT_MALAYALAM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-ORIYA:CAPS"></a>HB_SCRIPT_ORIYA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TAMIL:CAPS"></a>HB_SCRIPT_TAMIL</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TELUGU:CAPS"></a>HB_SCRIPT_TELUGU</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-THAI:CAPS"></a>HB_SCRIPT_THAI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TIBETAN:CAPS"></a>HB_SCRIPT_TIBETAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BOPOMOFO:CAPS"></a>HB_SCRIPT_BOPOMOFO</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BRAILLE:CAPS"></a>HB_SCRIPT_BRAILLE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CANADIAN-SYLLABICS:CAPS"></a>HB_SCRIPT_CANADIAN_SYLLABICS</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CHEROKEE:CAPS"></a>HB_SCRIPT_CHEROKEE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-ETHIOPIC:CAPS"></a>HB_SCRIPT_ETHIOPIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KHMER:CAPS"></a>HB_SCRIPT_KHMER</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MONGOLIAN:CAPS"></a>HB_SCRIPT_MONGOLIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MYANMAR:CAPS"></a>HB_SCRIPT_MYANMAR</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OGHAM:CAPS"></a>HB_SCRIPT_OGHAM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-RUNIC:CAPS"></a>HB_SCRIPT_RUNIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SINHALA:CAPS"></a>HB_SCRIPT_SINHALA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SYRIAC:CAPS"></a>HB_SCRIPT_SYRIAC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-THAANA:CAPS"></a>HB_SCRIPT_THAANA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-YI:CAPS"></a>HB_SCRIPT_YI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-DESERET:CAPS"></a>HB_SCRIPT_DESERET</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-GOTHIC:CAPS"></a>HB_SCRIPT_GOTHIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OLD-ITALIC:CAPS"></a>HB_SCRIPT_OLD_ITALIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BUHID:CAPS"></a>HB_SCRIPT_BUHID</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-HANUNOO:CAPS"></a>HB_SCRIPT_HANUNOO</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TAGALOG:CAPS"></a>HB_SCRIPT_TAGALOG</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TAGBANWA:CAPS"></a>HB_SCRIPT_TAGBANWA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CYPRIOT:CAPS"></a>HB_SCRIPT_CYPRIOT</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LIMBU:CAPS"></a>HB_SCRIPT_LIMBU</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LINEAR-B:CAPS"></a>HB_SCRIPT_LINEAR_B</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OSMANYA:CAPS"></a>HB_SCRIPT_OSMANYA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SHAVIAN:CAPS"></a>HB_SCRIPT_SHAVIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TAI-LE:CAPS"></a>HB_SCRIPT_TAI_LE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-UGARITIC:CAPS"></a>HB_SCRIPT_UGARITIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BUGINESE:CAPS"></a>HB_SCRIPT_BUGINESE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-COPTIC:CAPS"></a>HB_SCRIPT_COPTIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-GLAGOLITIC:CAPS"></a>HB_SCRIPT_GLAGOLITIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KHAROSHTHI:CAPS"></a>HB_SCRIPT_KHAROSHTHI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-NEW-TAI-LUE:CAPS"></a>HB_SCRIPT_NEW_TAI_LUE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OLD-PERSIAN:CAPS"></a>HB_SCRIPT_OLD_PERSIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SYLOTI-NAGRI:CAPS"></a>HB_SCRIPT_SYLOTI_NAGRI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TIFINAGH:CAPS"></a>HB_SCRIPT_TIFINAGH</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BALINESE:CAPS"></a>HB_SCRIPT_BALINESE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CUNEIFORM:CAPS"></a>HB_SCRIPT_CUNEIFORM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-NKO:CAPS"></a>HB_SCRIPT_NKO</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-PHAGS-PA:CAPS"></a>HB_SCRIPT_PHAGS_PA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-PHOENICIAN:CAPS"></a>HB_SCRIPT_PHOENICIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CARIAN:CAPS"></a>HB_SCRIPT_CARIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CHAM:CAPS"></a>HB_SCRIPT_CHAM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KAYAH-LI:CAPS"></a>HB_SCRIPT_KAYAH_LI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LEPCHA:CAPS"></a>HB_SCRIPT_LEPCHA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LYCIAN:CAPS"></a>HB_SCRIPT_LYCIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LYDIAN:CAPS"></a>HB_SCRIPT_LYDIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OL-CHIKI:CAPS"></a>HB_SCRIPT_OL_CHIKI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-REJANG:CAPS"></a>HB_SCRIPT_REJANG</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SAURASHTRA:CAPS"></a>HB_SCRIPT_SAURASHTRA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SUNDANESE:CAPS"></a>HB_SCRIPT_SUNDANESE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-VAI:CAPS"></a>HB_SCRIPT_VAI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-AVESTAN:CAPS"></a>HB_SCRIPT_AVESTAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BAMUM:CAPS"></a>HB_SCRIPT_BAMUM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-EGYPTIAN-HIEROGLYPHS:CAPS"></a>HB_SCRIPT_EGYPTIAN_HIEROGLYPHS</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-IMPERIAL-ARAMAIC:CAPS"></a>HB_SCRIPT_IMPERIAL_ARAMAIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-INSCRIPTIONAL-PAHLAVI:CAPS"></a>HB_SCRIPT_INSCRIPTIONAL_PAHLAVI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-INSCRIPTIONAL-PARTHIAN:CAPS"></a>HB_SCRIPT_INSCRIPTIONAL_PARTHIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-JAVANESE:CAPS"></a>HB_SCRIPT_JAVANESE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KAITHI:CAPS"></a>HB_SCRIPT_KAITHI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LISU:CAPS"></a>HB_SCRIPT_LISU</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MEETEI-MAYEK:CAPS"></a>HB_SCRIPT_MEETEI_MAYEK</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OLD-SOUTH-ARABIAN:CAPS"></a>HB_SCRIPT_OLD_SOUTH_ARABIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OLD-TURKIC:CAPS"></a>HB_SCRIPT_OLD_TURKIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SAMARITAN:CAPS"></a>HB_SCRIPT_SAMARITAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TAI-THAM:CAPS"></a>HB_SCRIPT_TAI_THAM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TAI-VIET:CAPS"></a>HB_SCRIPT_TAI_VIET</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BATAK:CAPS"></a>HB_SCRIPT_BATAK</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BRAHMI:CAPS"></a>HB_SCRIPT_BRAHMI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MANDAIC:CAPS"></a>HB_SCRIPT_MANDAIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CHAKMA:CAPS"></a>HB_SCRIPT_CHAKMA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MEROITIC-CURSIVE:CAPS"></a>HB_SCRIPT_MEROITIC_CURSIVE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MEROITIC-HIEROGLYPHS:CAPS"></a>HB_SCRIPT_MEROITIC_HIEROGLYPHS</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MIAO:CAPS"></a>HB_SCRIPT_MIAO</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SHARADA:CAPS"></a>HB_SCRIPT_SHARADA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SORA-SOMPENG:CAPS"></a>HB_SCRIPT_SORA_SOMPENG</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TAKRI:CAPS"></a>HB_SCRIPT_TAKRI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BASSA-VAH:CAPS"></a>HB_SCRIPT_BASSA_VAH</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-CAUCASIAN-ALBANIAN:CAPS"></a>HB_SCRIPT_CAUCASIAN_ALBANIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-DUPLOYAN:CAPS"></a>HB_SCRIPT_DUPLOYAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-ELBASAN:CAPS"></a>HB_SCRIPT_ELBASAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-GRANTHA:CAPS"></a>HB_SCRIPT_GRANTHA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KHOJKI:CAPS"></a>HB_SCRIPT_KHOJKI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-KHUDAWADI:CAPS"></a>HB_SCRIPT_KHUDAWADI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-LINEAR-A:CAPS"></a>HB_SCRIPT_LINEAR_A</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MAHAJANI:CAPS"></a>HB_SCRIPT_MAHAJANI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MANICHAEAN:CAPS"></a>HB_SCRIPT_MANICHAEAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MENDE-KIKAKUI:CAPS"></a>HB_SCRIPT_MENDE_KIKAKUI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MODI:CAPS"></a>HB_SCRIPT_MODI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MRO:CAPS"></a>HB_SCRIPT_MRO</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-NABATAEAN:CAPS"></a>HB_SCRIPT_NABATAEAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OLD-NORTH-ARABIAN:CAPS"></a>HB_SCRIPT_OLD_NORTH_ARABIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OLD-PERMIC:CAPS"></a>HB_SCRIPT_OLD_PERMIC</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-PAHAWH-HMONG:CAPS"></a>HB_SCRIPT_PAHAWH_HMONG</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-PALMYRENE:CAPS"></a>HB_SCRIPT_PALMYRENE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-PAU-CIN-HAU:CAPS"></a>HB_SCRIPT_PAU_CIN_HAU</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-PSALTER-PAHLAVI:CAPS"></a>HB_SCRIPT_PSALTER_PAHLAVI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SIDDHAM:CAPS"></a>HB_SCRIPT_SIDDHAM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TIRHUTA:CAPS"></a>HB_SCRIPT_TIRHUTA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-WARANG-CITI:CAPS"></a>HB_SCRIPT_WARANG_CITI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-AHOM:CAPS"></a>HB_SCRIPT_AHOM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-ANATOLIAN-HIEROGLYPHS:CAPS"></a>HB_SCRIPT_ANATOLIAN_HIEROGLYPHS</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-HATRAN:CAPS"></a>HB_SCRIPT_HATRAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MULTANI:CAPS"></a>HB_SCRIPT_MULTANI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OLD-HUNGARIAN:CAPS"></a>HB_SCRIPT_OLD_HUNGARIAN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-SIGNWRITING:CAPS"></a>HB_SCRIPT_SIGNWRITING</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-ADLAM:CAPS"></a>HB_SCRIPT_ADLAM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-BHAIKSUKI:CAPS"></a>HB_SCRIPT_BHAIKSUKI</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MARCHEN:CAPS"></a>HB_SCRIPT_MARCHEN</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-OSAGE:CAPS"></a>HB_SCRIPT_OSAGE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-TANGUT:CAPS"></a>HB_SCRIPT_TANGUT</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-NEWA:CAPS"></a>HB_SCRIPT_NEWA</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-INVALID:CAPS"></a>HB_SCRIPT_INVALID</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MAX-VALUE:CAPS"></a>_HB_SCRIPT_MAX_VALUE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="HB-SCRIPT-MAX-VALUE-SIGNED:CAPS"></a>_HB_SCRIPT_MAX_VALUE_SIGNED</p></td>
<td> </td>
<td> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="hb-user-data-key-t-struct"></a><h3>hb_user_data_key_t</h3>
<pre class="programlisting">typedef struct {
} hb_user_data_key_t;
</pre>
</div>
<hr>
<div class="refsect2">
<a name="hb-var-int-t"></a><h3>hb_var_int_t</h3>
</div>
<hr>
<div class="refsect2">
<a name="HB-TAG-NONE:CAPS"></a><h3>HB_TAG_NONE</h3>
<pre class="programlisting">#define HB_TAG_NONE HB_TAG(0,0,0,0)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-TAG-MAX:CAPS"></a><h3>HB_TAG_MAX</h3>
<pre class="programlisting">#define HB_TAG_MAX HB_TAG(0xff,0xff,0xff,0xff)
</pre>
</div>
<hr>
<div class="refsect2">
<a name="HB-TAG-MAX-SIGNED:CAPS"></a><h3>HB_TAG_MAX_SIGNED</h3>
<pre class="programlisting">#define HB_TAG_MAX_SIGNED HB_TAG(0x7f,0xff,0xff,0xff)
</pre>
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