1*e13b1fa5SApple OSS Distributions<h2>task_get_emulation_vector</h2>
2*e13b1fa5SApple OSS Distributions<hr>
3*e13b1fa5SApple OSS Distributions<p>
4*e13b1fa5SApple OSS Distributions<strong>Function</strong> - Return an array identifying the target task's user-level system call handlers.
5*e13b1fa5SApple OSS Distributions<h3>SYNOPSIS</h3>
6*e13b1fa5SApple OSS Distributions<pre>
7*e13b1fa5SApple OSS Distributions<strong>kern_return_t   task_get_emulation_vector</strong>
8*e13b1fa5SApple OSS Distributions                <strong>(task_t</strong>                                    <var>task</var>,
9*e13b1fa5SApple OSS Distributions                 <strong>int</strong>                               <var>vector_start</var>,
10*e13b1fa5SApple OSS Distributions                 <strong>emulation_vector_t</strong>            <var>emulation_vector</var>,
11*e13b1fa5SApple OSS Distributions                 <strong>mach_msg_type_number_t*</strong> <var>emulation_vector_count</var><strong>);</strong>
12*e13b1fa5SApple OSS Distributions</pre>
13*e13b1fa5SApple OSS Distributions<h3>PARAMETERS</h3>
14*e13b1fa5SApple OSS Distributions<dl>
15*e13b1fa5SApple OSS Distributions<p>
16*e13b1fa5SApple OSS Distributions<dt> <var>task</var>
17*e13b1fa5SApple OSS Distributions<dd>
18*e13b1fa5SApple OSS Distributions[in task send right]
19*e13b1fa5SApple OSS DistributionsThe port for the task for which the system call
20*e13b1fa5SApple OSS Distributionshandler addresses are desired.
21*e13b1fa5SApple OSS Distributions<p>
22*e13b1fa5SApple OSS Distributions<dt> <var>vector_start</var>
23*e13b1fa5SApple OSS Distributions<dd>
24*e13b1fa5SApple OSS Distributions[out scalar]
25*e13b1fa5SApple OSS DistributionsThe syscall number corresponding to the first element of
26*e13b1fa5SApple OSS Distributions<var>emulation_vector</var>.
27*e13b1fa5SApple OSS Distributions<p>
28*e13b1fa5SApple OSS Distributions<dt> <var>emulation_vector</var>
29*e13b1fa5SApple OSS Distributions<dd>
30*e13b1fa5SApple OSS Distributions[out pointer to dynamic array of <strong>vm_address_t</strong>]
31*e13b1fa5SApple OSS DistributionsPointer to the returned
32*e13b1fa5SApple OSS Distributionsarray of routine entrypoints for the system calls starting with syscall
33*e13b1fa5SApple OSS Distributionsnumber <var>vector_start</var>.
34*e13b1fa5SApple OSS Distributions<p>
35*e13b1fa5SApple OSS Distributions<dt> <var>emulation_vector_count</var>
36*e13b1fa5SApple OSS Distributions<dd>
37*e13b1fa5SApple OSS Distributions[out scalar]
38*e13b1fa5SApple OSS DistributionsThe number of entries filled by the kernel.
39*e13b1fa5SApple OSS Distributions</dl>
40*e13b1fa5SApple OSS Distributions<h3>DESCRIPTION</h3>
41*e13b1fa5SApple OSS Distributions<p>
42*e13b1fa5SApple OSS DistributionsThe <strong>task_get_emulation_vector</strong> function returns the
43*e13b1fa5SApple OSS Distributionsuser-level syscall handler entrypoint addresses.
44*e13b1fa5SApple OSS Distributions<h3>NOTES</h3>
45*e13b1fa5SApple OSS Distributions<p>
46*e13b1fa5SApple OSS DistributionsThis interface is machine word length specific because of the
47*e13b1fa5SApple OSS Distributionsvirtual addresses in the <var>emulation_vector</var> parameter.
48*e13b1fa5SApple OSS Distributions<h3>RETURN VALUES</h3>
49*e13b1fa5SApple OSS Distributions<p>
50*e13b1fa5SApple OSS DistributionsOnly generic errors apply.
51*e13b1fa5SApple OSS Distributions<h3>RELATED INFORMATION</h3>
52*e13b1fa5SApple OSS Distributions<p>
53*e13b1fa5SApple OSS DistributionsFunctions:
54*e13b1fa5SApple OSS Distributions<a href="task_set_emulation_vector.html"><strong>task_set_emulation_vector</strong></a>.
55