osfmk/man/i386_get_ldt.html

   1 <h2>i386_get_ldt</h2>
<hr>
<p>
<strong>Function</strong> - Return per-thread segment descriptors.
<h3>SYNOPSIS</h3>
<pre>
<strong>kern_return_t   i386_get_ldt</strong>
                <strong>(thread_act_t</strong>                        <var>target_act</var>,
                 <strong>int</strong>                             <var>first_selector</var>,
                 <strong>int</strong>                              <var>desired_count</var>,
                 <strong>descriptor_list_t</strong>                    <var>desc_list</var><strong>);</strong>
</pre>
<h3>PARAMETERS</h3>
<dl>
<p>
<dt> <var>target_act</var> 
<dd>
[in thread send right]
Thread whose segment descriptors are to be
returned.
<p>
<dt> <var>first_selector</var>
<dd>
[in scalar] Selector value (segment register value) corresponding to the 
first segment whose descriptor is to be returned.
<p>
<dt> <var>desired_count</var> 
<dd>
[in scalar]
Number of returned descriptors desired.
<p>
<dt> <var>desc_list</var> 
<dd>
[out pointer to dynamic array of <strong>descriptor_t</strong>]
Array of segment
descriptors.
</dl>
<h3>DESCRIPTION</h3>
<p>
The <strong>i386_get_ldt</strong> function returns per-thread segment
descriptors from the 
thread's local descriptor table (LDT).
<h3>RETURN VALUES</h3>
<p>
Only generic errors apply.
<h3>RELATED INFORMATION</h3>
<p>
Functions:
<a href="i386_set_ldt.html"><strong>i386_set_ldt<strong></a>.