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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<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>usb-keyboard.c File Reference</h1><code>#include "atKeynames.h"</code><br>
<code>#include "<a class="el" href="usb-private_8h-source.html">usb-private.h</a>"</code><br>
<code>#include "<a class="el" href="usb-keyboard_8h-source.html">usb-keyboard.h</a>"</code><br>
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<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="usb-keyboard_8c.html#a20">kbdUSBCtrl</a> (DevicePtr pDev, KeybdCtrl *ctrl)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="usb-keyboard_8c.html#a21">kbdUSBInit</a> (DevicePtr pDev)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="usb-keyboard_8c.html#a23">kbdUSBRead</a> (DevicePtr pDev, MOTIONPROC motion, ENQUEUEPROC enqueue, CHECKPROC checkspecial, BLOCK block)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>int&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="usb-keyboard_8c.html#a24">kbdUSBOn</a> (DevicePtr pDev)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="usb-keyboard_8c.html#a26">kbdUSBGetInfo</a> (DevicePtr pDev, <a class="el" href="struct__DMXLocalInitInfo.html">DMXLocalInitInfoPtr</a> info)</td></tr>

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<hr><a name="_details"></a><h2>Detailed Description</h2>
This code implements a low-level device driver for a USB keyboard under Linux. The keymap description is derived from code by Thomas Roell, Orest Zborowski.<hr><h2>Function Documentation</h2>
<a class="anchor" name="a20" doxytag="usb-keyboard.c::kbdUSBCtrl" ></a><p>
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          <td class="md" nowrap valign="top"> void kbdUSBCtrl </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">DevicePtr&nbsp;</td>
          <td class="mdname" nowrap> <em>pDev</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>KeybdCtrl *&nbsp;</td>
          <td class="mdname" nowrap> <em>ctrl</em></td>
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          <td></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"></td>
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Set the LEDs.     </td>
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<a class="anchor" name="a26" doxytag="usb-keyboard.c::kbdUSBGetInfo" ></a><p>
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          <td class="md" nowrap valign="top"> void kbdUSBGetInfo </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">DevicePtr&nbsp;</td>
          <td class="mdname" nowrap> <em>pDev</em>, </td>
        </tr>
        <tr>
          <td></td>
          <td></td>
          <td class="md" nowrap><a class="el" href="struct__DMXLocalInitInfo.html">DMXLocalInitInfoPtr</a>&nbsp;</td>
          <td class="mdname" nowrap> <em>info</em></td>
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          <td></td>
          <td class="md">)&nbsp;</td>
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Fill the <em>info</em> structure with information needed to initialize <em>pDev</em>.     </td>
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<a class="anchor" name="a21" doxytag="usb-keyboard.c::kbdUSBInit" ></a><p>
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          <td class="md" nowrap valign="top"> void kbdUSBInit </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">DevicePtr&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>pDev</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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Initialize <em>pDev</em> using <a class="el" href="usb-common_8h.html#a6">usbInit</a>.     </td>
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<a class="anchor" name="a24" doxytag="usb-keyboard.c::kbdUSBOn" ></a><p>
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          <td class="md" nowrap valign="top"> int kbdUSBOn </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">DevicePtr&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>pDev</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
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<p>
Turn <em>pDev</em> on (i.e., take input from <em>pDev</em>).     </td>
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<a class="anchor" name="a23" doxytag="usb-keyboard.c::kbdUSBRead" ></a><p>
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          <td class="md" nowrap valign="top"> void kbdUSBRead </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">DevicePtr&nbsp;</td>
          <td class="mdname" nowrap> <em>pDev</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>MOTIONPROC&nbsp;</td>
          <td class="mdname" nowrap> <em>motion</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>ENQUEUEPROC&nbsp;</td>
          <td class="mdname" nowrap> <em>enqueue</em>, </td>
        </tr>
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          <td></td>
          <td></td>
          <td class="md" nowrap>CHECKPROC&nbsp;</td>
          <td class="mdname" nowrap> <em>checkspecial</em>, </td>
        </tr>
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          <td></td>
          <td></td>
          <td class="md" nowrap>BLOCK&nbsp;</td>
          <td class="mdname" nowrap> <em>block</em></td>
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          <td></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"></td>
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<p>
Read an event from the <em>pDev</em> device. If the event is a motion event, enqueue it with the <em>motion</em> function. Otherwise, check for special keys with the <em>checkspecial</em> function and enqueue the event with the <em>enqueue</em> function. The <em>block</em> type is passed to the functions so that they may block SIGIO handling as appropriate to the caller of this function.     </td>
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