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<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 class="memItemLeft" nowrap align=right valign=top>void </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 </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 </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 </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 </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">( </td>
<td class="md" nowrap valign="top">DevicePtr </td>
<td class="mdname" nowrap> <em>pDev</em>, </td>
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<td class="md" nowrap>KeybdCtrl * </td>
<td class="mdname" nowrap> <em>ctrl</em></td>
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<td class="md">) </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">( </td>
<td class="md" nowrap valign="top">DevicePtr </td>
<td class="mdname" nowrap> <em>pDev</em>, </td>
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<td class="md" nowrap><a class="el" href="struct__DMXLocalInitInfo.html">DMXLocalInitInfoPtr</a> </td>
<td class="mdname" nowrap> <em>info</em></td>
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<td class="md">) </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">( </td>
<td class="md" nowrap valign="top">DevicePtr </td>
<td class="mdname1" valign="top" nowrap> <em>pDev</em> </td>
<td class="md" valign="top"> ) </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">( </td>
<td class="md" nowrap valign="top">DevicePtr </td>
<td class="mdname1" valign="top" nowrap> <em>pDev</em> </td>
<td class="md" valign="top"> ) </td>
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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">( </td>
<td class="md" nowrap valign="top">DevicePtr </td>
<td class="mdname" nowrap> <em>pDev</em>, </td>
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<td class="md" nowrap>MOTIONPROC </td>
<td class="mdname" nowrap> <em>motion</em>, </td>
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<td class="md" nowrap>ENQUEUEPROC </td>
<td class="mdname" nowrap> <em>enqueue</em>, </td>
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<td class="md" nowrap>CHECKPROC </td>
<td class="mdname" nowrap> <em>checkspecial</em>, </td>
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<td class="md" nowrap>BLOCK </td>
<td class="mdname" nowrap> <em>block</em></td>
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<td class="md">) </td>
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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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