aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/hw/dmx/doc/html/dmxsigio_8c.html
blob: 761748dae8dc86816a5ee186b8f8e147afb22284 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
    <title>File Index</title>
    <link href="doxygen.css" rel="stylesheet" type="text/css">
  </head>
  <body>
<!-- Generated by Doxygen 1.3.4 -->
<div class="qindex"><a class="qindex" href="main.html">Main&nbsp;Page</a> | <a class="qindex" href="classes.html">Alphabetical&nbsp;List</a> | <a class="qindex" href="annotated.html">Data&nbsp;Structures</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="functions.html">Data&nbsp;Fields</a> | <a class="qindex" href="globals.html">Globals</a></div>
<h1>dmxsigio.c File Reference</h1><code>#include "inputstr.h"</code><br>
<code>#include "<a class="el" href="dmxinputinit_8h-source.html">dmxinputinit.h</a>"</code><br>
<code>#include "<a class="el" href="dmxsigio_8h-source.html">dmxsigio.h</a>"</code><br>
<code>#include "<a class="el" href="dmxevents_8h-source.html">dmxevents.h</a>"</code><br>
<code>#include &lt;signal.h&gt;</code><br>
<code>#include &lt;unistd.h&gt;</code><br>
<code>#include &lt;sys/fcntl.h&gt;</code><br>
<table border=0 cellpadding=0 cellspacing=0>
<tr><td></td></tr>
<tr><td colspan=2><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a5">dmxSigioBlock</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a6">dmxSigioUnblock</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a11">dmxSigioEnableInput</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a12">dmxSigioDisableInput</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a13">dmxSigioRegister</a> (<a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *dmxInput, int fd)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a14">dmxSigioUnregister</a> (<a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *dmxInput)</td></tr>

</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Provides an interface for handling SIGIO signals for input devices.<hr><h2>Function Documentation</h2>
<a class="anchor" name="a5" doxytag="dmxsigio.c::dmxSigioBlock" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> void dmxSigioBlock </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
        </tr>

      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Block SIGIO handling.     </td>
  </tr>
</table>
<a class="anchor" name="a12" doxytag="dmxsigio.c::dmxSigioDisableInput" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> void dmxSigioDisableInput </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
        </tr>

      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Disable SIGIO handling. This removes the hanlder from the OS.     </td>
  </tr>
</table>
<a class="anchor" name="a11" doxytag="dmxsigio.c::dmxSigioEnableInput" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> void dmxSigioEnableInput </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
        </tr>

      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Enable SIGIO handling. This instantiates the handler with the OS.     </td>
  </tr>
</table>
<a class="anchor" name="a13" doxytag="dmxsigio.c::dmxSigioRegister" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> void dmxSigioRegister </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *&nbsp;</td>
          <td class="mdname" nowrap> <em>dmxInput</em>, </td>
        </tr>
        <tr>
          <td></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>fd</em></td>
        </tr>
        <tr>
          <td></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"></td>
        </tr>

      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Make a note that the input device described in <em>dmxInput</em> will be using the file descriptor <em>fd</em> for SIGIO signals. Calls AddEnabledDevice ifi SIGIO handling has been enabled with <a class="el" href="dmxsigio_8c.html#a11">dmxSigioEnableInput()</a>.     </td>
  </tr>
</table>
<a class="anchor" name="a6" doxytag="dmxsigio.c::dmxSigioUnblock" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> void dmxSigioUnblock </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
        </tr>

      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Unblock SIGIO handling.     </td>
  </tr>
</table>
<a class="anchor" name="a14" doxytag="dmxsigio.c::dmxSigioUnregister" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="md" nowrap valign="top"> void dmxSigioUnregister </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>dmxInput</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
        </tr>

      </table>
    </td>
  </tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Remove the notes that <em>dmxInput</em> is using any file descriptors for SIGIO signals. Calls RemoveEnabledDevice.     </td>
  </tr>
</table>
    <hr>
    <address>
      <small>
        Generated June 29, 2004 for <a
        href="http://dmx.sourceforge.net">Distributed Multihead X</a> by
        <a href="http://www.doxygen.org/index.html">doxygen</a>
        1.3.4.
      </small>
    </addres>
    </hr>
  </body>
</html>