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9
10<h2>
11mach_port_extract_member</h2>
12
13<hr>
14<p><b>Function</b> - Extract the specified receive right from the specified
15port set.
16<h3>
17SYNOPSIS</h3>
18
19<pre><b>kern_return_t&nbsp;&nbsp; mach_port_extract_member
20</b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>(ipc_space_t</b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <i>task</i>,
21&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>mach_port_name_t</b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <i>member</i>,
22&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>mach_port_name_t</b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; set<b>);</b></pre>
23
24<h3>
25PARAMETERS</h3>
26
27<dl>
28<dt>
29<i>task</i></dt>
30
31<dd>
32[in task send right] The task holding the port set and receive right.</dd>
33
34<dt>
35<i>member</i></dt>
36
37<dd>
38[in scalar] The task's name for the receive right.</dd>
39
40<dt>
41<i>set</i></dt>
42
43<dd>
44[in scalar] The task's name for the port set.</dd>
45</dl>
46
47<h3>
48DESCRIPTION</h3>
49The <b>mach_port_extract_member</b> function removes a receive right from
50a port set. Any other port set memberships for the receive right are not
51affected.&nbsp; A receive right can be a member of any number of portsets
52simultaneously.
53<h3>
54NOTES</h3>
55This interface is machine word length specific because of the port name
56parameter.
57<h3>
58RETURN VALUES</h3>
59
60<dl>
61<dt>
62<b>KERN_INVALID_NAME</b></dt>
63
64<dd>
65<i>member</i> or <i>set</i> did not denote a right.</dd>
66
67<dt>
68<b>KERN_INVALID_RIGHT</b></dt>
69
70<dd>
71<i>member</i> denoted a right, but not a receive right, or <i>set</i> denoted
72a right, but not a port set.</dd>
73
74<dt>
75<b>KERN_NOT_IN_SET</b></dt>
76
77<dd>
78<i>member</i> was not in <i>set</i>.</dd>
79</dl>
80
81<h3>
82RELATED INFORMATION</h3>
83Functions: 
84<b><a href="/HTML/mach_port_extract_member.html">mach_port_extract_member</a></b>, 
85<b><a href="/HTML/mach_port_move_member.html">mach_port_move_member</a></b>, 
86<b><a href="/HTML/mach_port_get_set_status.html">mach_port_get_set_status</a></b>, 
87<b><a href="/HTML/mach_port_get_attributes.html">mach_port_get_attributes</a></b>.
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