doc/doxygen/html/can__peak__win32_8c-source.html
author lbessard
Mon, 24 Sep 2007 09:37:04 +0200
changeset 280 d9b232ec7057
parent 240 34654679f262
permissions -rw-r--r--
Bug on MessageDialog popup when unable to load a file fixed
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<a class="el" href="dir_65dd258ff9b9ef4cd7bd0d22f5e58dba.html">drivers</a>&nbsp;&raquo&nbsp;<a class="el" href="dir_b9e4537d9fecb2b52c76d8041f923c97.html">can_peak_win32</a></div>
<h1>can_peak_win32.c</h1><a href="can__peak__win32_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment">This file is part of CanFestival, a library implementing CanOpen Stack. </span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment">Copyright (C): Edouard TISSERANT and Francis DUPIN</span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment">See COPYING file for copyrights details.</span>
<a name="l00007"></a>00007 <span class="comment"></span>
<a name="l00008"></a>00008 <span class="comment">This library is free software; you can redistribute it and/or</span>
<a name="l00009"></a>00009 <span class="comment">modify it under the terms of the GNU Lesser General Public</span>
<a name="l00010"></a>00010 <span class="comment">License as published by the Free Software Foundation; either</span>
<a name="l00011"></a>00011 <span class="comment">version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"></span>
<a name="l00013"></a>00013 <span class="comment">This library is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment">but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span>
<a name="l00016"></a>00016 <span class="comment">Lesser General Public License for more details.</span>
<a name="l00017"></a>00017 <span class="comment"></span>
<a name="l00018"></a>00018 <span class="comment">You should have received a copy of the GNU Lesser General Public</span>
<a name="l00019"></a>00019 <span class="comment">License along with this library; if not, write to the Free Software</span>
<a name="l00020"></a>00020 <span class="comment">Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA</span>
<a name="l00021"></a>00021 <span class="comment">*/</span>
<a name="l00022"></a>00022 
<a name="l00023"></a>00023 <span class="preprocessor">#if defined(WIN32) &amp;&amp; !defined(__CYGWIN__)</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define usleep(micro) Sleep(micro%1000 ? (micro/1000) + 1 : (micro/1000))</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#include &lt;stdio.h&gt;</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include &lt;string.h&gt;</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;errno.h&gt;</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include &lt;fcntl.h&gt;</span>
<a name="l00030"></a>00030 <span class="preprocessor">#endif</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "cancfg.h"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="can__driver_8h.html">can_driver.h</a>"</span>
<a name="l00034"></a>00034 
<a name="l00035"></a>00035 <span class="preprocessor">#ifndef extra_PCAN_init_params</span>
<a name="l00036"></a><a class="code" href="can__peak__win32_8c.html#70dcfe47338d88bba6acb1ccf7e32dcc">00036</a> <span class="preprocessor"></span><span class="preprocessor">        #define extra_PCAN_init_params </span>
<a name="l00037"></a>00037 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">        #define extra_PCAN_init_params\</span>
<a name="l00039"></a>00039 <span class="preprocessor">                ,getenv("PCANHwType") ? strtol(getenv("PCANHwType"),NULL,0):0\</span>
<a name="l00040"></a>00040 <span class="preprocessor">                ,getenv("PCANIO_Port") ? strtol(getenv("PCANIO_Port"),NULL,0):0\</span>
<a name="l00041"></a>00041 <span class="preprocessor">                ,getenv("PCANInterupt") ? strtol(getenv("PCANInterupt"),NULL,0):0</span>
<a name="l00042"></a>00042 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <span class="keyword">static</span> <a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *first_board = NULL;
<a name="l00045"></a>00045 <span class="preprocessor">#ifdef PCAN2_HEADER_</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span><span class="keyword">static</span> <a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *second_board = NULL;
<a name="l00047"></a>00047 <span class="preprocessor">#endif</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span>
<a name="l00049"></a>00049 <span class="comment">//pthread_mutex_t PeakCan_mutex = PTHREAD_MUTEX_INITIALIZER;</span>
<a name="l00050"></a>00050 
<a name="l00051"></a>00051 <span class="comment">// Define for rtr CAN message</span>
<a name="l00052"></a><a class="code" href="can__peak__win32_8c.html#3682c04219b007e9a4bd0894b1ad9dcb">00052</a> <span class="preprocessor">#define CAN_INIT_TYPE_ST_RTR MSGTYPE_STANDARD | MSGTYPE_RTR</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span>
<a name="l00054"></a>00054 <span class="comment">/***************************************************************************/</span>
<a name="l00055"></a><a class="code" href="can__peak__win32_8c.html#1c65c88802a2cbd96ea05284860c5ba4">00055</a> <span class="keywordtype">int</span> <a class="code" href="can__peak__linux_8c.html#1c65c88802a2cbd96ea05284860c5ba4">TranslateBaudeRate</a>(<span class="keywordtype">char</span>* <a class="code" href="TestMasterSlave_2getopt_8c.html#a2d33a77952a7e6973146c1284042818">optarg</a>){
<a name="l00056"></a>00056         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"1M"</span>)) <span class="keywordflow">return</span> CAN_BAUD_1M;
<a name="l00057"></a>00057         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"500K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_500K;
<a name="l00058"></a>00058         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"250K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_250K;
<a name="l00059"></a>00059         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"125K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_125K;
<a name="l00060"></a>00060         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"100K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_100K;
<a name="l00061"></a>00061         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"50K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_50K;
<a name="l00062"></a>00062         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"20K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_20K;
<a name="l00063"></a>00063         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"10K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_10K;
<a name="l00064"></a>00064         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"5K"</span>)) <span class="keywordflow">return</span> CAN_BAUD_5K;
<a name="l00065"></a>00065         <span class="keywordflow">if</span>(!strcmp( optarg, <span class="stringliteral">"none"</span>)) <span class="keywordflow">return</span> 0;
<a name="l00066"></a>00066         <span class="keywordflow">return</span> 0x0000;
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068 
<a name="l00069"></a>00069 <span class="keywordtype">void</span>
<a name="l00070"></a><a class="code" href="can__peak__win32_8c.html#cd636af61207be14f372fcbe0785f59d">00070</a> <a class="code" href="can__peak__win32_8c.html#cd636af61207be14f372fcbe0785f59d">canInit</a> (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *board)
<a name="l00071"></a>00071 {
<a name="l00072"></a>00072         <span class="keywordtype">int</span> baudrate;
<a name="l00073"></a>00073         
<a name="l00074"></a>00074 <span class="preprocessor">#ifdef PCAN2_HEADER_</span>
<a name="l00075"></a>00075 <span class="preprocessor"></span>        <span class="comment">// if not the first handler</span>
<a name="l00076"></a>00076         <span class="keywordflow">if</span>(second_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)board)
<a name="l00077"></a>00077                 <span class="keywordflow">if</span>(baudrate = <a class="code" href="can__peak__linux_8c.html#1c65c88802a2cbd96ea05284860c5ba4">TranslateBaudeRate</a>(board-&gt;<a class="code" href="structstruct__s__BOARD.html#8fa92cf9df3b66e547c079de89b00562">baudrate</a>))
<a name="l00078"></a>00078                         CAN2_Init (baudrate,
<a name="l00079"></a>00079                           CAN_INIT_TYPE_ST <a class="code" href="can__peak__win32_8c.html#70dcfe47338d88bba6acb1ccf7e32dcc">extra_PCAN_init_params</a>);
<a name="l00080"></a>00080 <span class="preprocessor">#endif</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span>        <span class="keywordflow">if</span>(first_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)board)
<a name="l00082"></a>00082                 <span class="keywordflow">if</span>(baudrate = <a class="code" href="can__peak__linux_8c.html#1c65c88802a2cbd96ea05284860c5ba4">TranslateBaudeRate</a>(board-&gt;<a class="code" href="structstruct__s__BOARD.html#8fa92cf9df3b66e547c079de89b00562">baudrate</a>))
<a name="l00083"></a>00083                         CAN_Init (baudrate,
<a name="l00084"></a>00084                           CAN_INIT_TYPE_ST extra_PCAN_init_params);
<a name="l00085"></a>00085 }
<a name="l00086"></a>00086 
<a name="l00087"></a>00087 <span class="comment">/*********functions which permit to communicate with the board****************/</span>
<a name="l00088"></a>00088 <a class="code" href="hcs12_2applicfg_8h.html#c2e754635928189b98cf3f5b7e6dbffb">UNS8</a>
<a name="l00089"></a><a class="code" href="can__peak__win32_8c.html#b0b7065be05f6d53009b7bd46626e2c0">00089</a> <a class="code" href="can__lincan_8c.html#b0b7065be05f6d53009b7bd46626e2c0">canReceive_driver</a> (<a class="code" href="unix_2applicfg_8h.html#324227f7b01d51ee83a883174769ac8f">CAN_HANDLE</a> fd0, <a class="code" href="structMessage.html">Message</a> * m)
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091         <a class="code" href="hcs12_2applicfg_8h.html#c2e754635928189b98cf3f5b7e6dbffb">UNS8</a> data;
<a name="l00092"></a>00092         TPCANMsg peakMsg;
<a name="l00093"></a>00093 
<a name="l00094"></a>00094         DWORD Res;
<a name="l00095"></a>00095 
<a name="l00096"></a>00096         <span class="keywordflow">do</span>{
<a name="l00097"></a>00097                 <span class="comment">// We read the queue looking for messages.</span>
<a name="l00098"></a>00098                 <span class="comment">// </span>
<a name="l00099"></a>00099                 <span class="comment">//pthread_mutex_lock (&amp;PeakCan_mutex);</span>
<a name="l00100"></a>00100 <span class="preprocessor">#ifdef PCAN2_HEADER_</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span>                <span class="comment">// if not the first handler</span>
<a name="l00102"></a>00102                 <span class="keywordflow">if</span>(second_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)fd0)
<a name="l00103"></a>00103                         Res = CAN2_Read (&amp;peakMsg);
<a name="l00104"></a>00104                 <span class="keywordflow">else</span>
<a name="l00105"></a>00105 <span class="preprocessor">#endif</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span>                <span class="keywordflow">if</span>(first_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)fd0)
<a name="l00107"></a>00107                         Res = CAN_Read (&amp;peakMsg);
<a name="l00108"></a>00108                 <span class="keywordflow">else</span>
<a name="l00109"></a>00109                         Res = CAN_ERR_BUSOFF;
<a name="l00110"></a>00110         
<a name="l00111"></a>00111                 <span class="comment">// A message was received</span>
<a name="l00112"></a>00112                 <span class="comment">// We process the message(s)</span>
<a name="l00113"></a>00113                 <span class="comment">// </span>
<a name="l00114"></a>00114                 <span class="keywordflow">if</span> (Res == CAN_ERR_OK)
<a name="l00115"></a>00115                 {
<a name="l00116"></a>00116                         <span class="comment">// if something different that 11bit or rtr... problem</span>
<a name="l00117"></a>00117                         <span class="keywordflow">if</span> (peakMsg.MSGTYPE &amp; ~(MSGTYPE_STANDARD | MSGTYPE_RTR))
<a name="l00118"></a>00118                         {
<a name="l00119"></a>00119                                 <span class="keywordflow">if</span> (peakMsg.MSGTYPE == CAN_ERR_BUSOFF)
<a name="l00120"></a>00120                                 {
<a name="l00121"></a>00121                                         printf (<span class="stringliteral">"!!! Peak board read : re-init\n"</span>);
<a name="l00122"></a>00122                                         <a class="code" href="can__peak__win32_8c.html#cd636af61207be14f372fcbe0785f59d">canInit</a>((<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a>*) fd0);
<a name="l00123"></a>00123                                         usleep (10000);
<a name="l00124"></a>00124                                 }
<a name="l00125"></a>00125         
<a name="l00126"></a>00126                                 <span class="comment">// If status, return status if 29bit, return overrun</span>
<a name="l00127"></a>00127                                 <span class="comment">//pthread_mutex_unlock (&amp;PeakCan_mutex);</span>
<a name="l00128"></a>00128                                 <span class="keywordflow">return</span> peakMsg.MSGTYPE ==
<a name="l00129"></a>00129                                         MSGTYPE_STATUS ? peakMsg.DATA[2] : CAN_ERR_OVERRUN;
<a name="l00130"></a>00130                         }
<a name="l00131"></a>00131                         m-&gt;<a class="code" href="structMessage.html#21cda7edcf0800d296151c83e7f9948e">cob_id</a>.<a class="code" href="structSHORT__CAN.html#e77854035fa72dc0769724a2d056bc9d">w</a> = peakMsg.ID;
<a name="l00132"></a>00132                         <span class="keywordflow">if</span> (peakMsg.MSGTYPE == CAN_INIT_TYPE_ST)        <span class="comment">/* bits of MSGTYPE_ */</span>
<a name="l00133"></a>00133                                 m-&gt;<a class="code" href="structMessage.html#4fea58e2ceec365228be253ba3d8bdba">rtr</a> = 0;
<a name="l00134"></a>00134                         <span class="keywordflow">else</span>
<a name="l00135"></a>00135                                 m-&gt;<a class="code" href="structMessage.html#4fea58e2ceec365228be253ba3d8bdba">rtr</a> = 1;
<a name="l00136"></a>00136                         m-&gt;<a class="code" href="structMessage.html#a8c32de83f67079897508203c8e2198c">len</a> = peakMsg.LEN;   <span class="comment">/* count of data bytes (0..8) */</span>
<a name="l00137"></a>00137                         <span class="keywordflow">for</span> (data = 0; data &lt; peakMsg.LEN; data++)
<a name="l00138"></a>00138                                 m-&gt;<a class="code" href="structMessage.html#9f53ff2fea190c14dd66e2c92a32ec45">data</a>[data] = peakMsg.DATA[data];     <span class="comment">/* data bytes, up to 8 */</span>
<a name="l00139"></a>00139         
<a name="l00140"></a>00140                 }<span class="keywordflow">else</span>{
<a name="l00141"></a>00141                 <span class="comment">//pthread_mutex_unlock (&amp;PeakCan_mutex);</span>
<a name="l00142"></a>00142                 <span class="comment">//if (Res != CAN_ERR_OK)</span>
<a name="l00143"></a>00143                 <span class="comment">//{</span>
<a name="l00144"></a>00144                         <span class="keywordflow">if</span> (!
<a name="l00145"></a>00145                                 (Res &amp; CAN_ERR_QRCVEMPTY || Res &amp; CAN_ERR_BUSLIGHT
<a name="l00146"></a>00146                                  || Res &amp; CAN_ERR_BUSHEAVY))
<a name="l00147"></a>00147                         {
<a name="l00148"></a>00148                                 printf (<span class="stringliteral">"canReceive returned error (%d)\n"</span>, Res);
<a name="l00149"></a>00149                                 <span class="keywordflow">return</span> 1;
<a name="l00150"></a>00150                         }
<a name="l00151"></a>00151                         usleep (1000);          
<a name="l00152"></a>00152                 }
<a name="l00153"></a>00153         }<span class="keywordflow">while</span>(Res != CAN_ERR_OK);
<a name="l00154"></a>00154         <span class="keywordflow">return</span> 0;
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156 
<a name="l00157"></a>00157 <span class="comment">/***************************************************************************/</span>
<a name="l00158"></a>00158 <a class="code" href="hcs12_2applicfg_8h.html#c2e754635928189b98cf3f5b7e6dbffb">UNS8</a>
<a name="l00159"></a><a class="code" href="can__peak__win32_8c.html#36327c9e0ec6d284b346963a321e3c2b">00159</a> <a class="code" href="can__lincan_8c.html#36327c9e0ec6d284b346963a321e3c2b">canSend_driver</a> (<a class="code" href="unix_2applicfg_8h.html#324227f7b01d51ee83a883174769ac8f">CAN_HANDLE</a> fd0, <a class="code" href="structMessage.html">Message</a> * m)
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161         <a class="code" href="hcs12_2applicfg_8h.html#c2e754635928189b98cf3f5b7e6dbffb">UNS8</a> data;
<a name="l00162"></a>00162         TPCANMsg peakMsg;
<a name="l00163"></a>00163         peakMsg.ID = m-&gt;<a class="code" href="structMessage.html#21cda7edcf0800d296151c83e7f9948e">cob_id</a>.<a class="code" href="structSHORT__CAN.html#e77854035fa72dc0769724a2d056bc9d">w</a>;       <span class="comment">/* 11/29 bit code */</span>
<a name="l00164"></a>00164         <span class="keywordflow">if</span> (m-&gt;<a class="code" href="structMessage.html#4fea58e2ceec365228be253ba3d8bdba">rtr</a> == 0)
<a name="l00165"></a>00165                 peakMsg.MSGTYPE = CAN_INIT_TYPE_ST;     <span class="comment">/* bits of MSGTYPE_ */</span>
<a name="l00166"></a>00166         <span class="keywordflow">else</span>
<a name="l00167"></a>00167         {
<a name="l00168"></a>00168                 peakMsg.MSGTYPE = <a class="code" href="can__peak__linux_8c.html#3682c04219b007e9a4bd0894b1ad9dcb">CAN_INIT_TYPE_ST_RTR</a>; <span class="comment">/* bits of MSGTYPE_ */</span>
<a name="l00169"></a>00169         }
<a name="l00170"></a>00170         peakMsg.LEN = m-&gt;<a class="code" href="structMessage.html#a8c32de83f67079897508203c8e2198c">len</a>;
<a name="l00171"></a>00171         <span class="comment">/* count of data bytes (0..8) */</span>
<a name="l00172"></a>00172         <span class="keywordflow">for</span> (data = 0; data &lt; m-&gt;<a class="code" href="structMessage.html#a8c32de83f67079897508203c8e2198c">len</a>; data++)
<a name="l00173"></a>00173                 peakMsg.DATA[data] = m-&gt;<a class="code" href="structMessage.html#9f53ff2fea190c14dd66e2c92a32ec45">data</a>[data];     <span class="comment">/* data bytes, up to 8 */</span>
<a name="l00174"></a>00174         <span class="keywordflow">do</span>
<a name="l00175"></a>00175         {
<a name="l00176"></a>00176 #ifdef PCAN2_HEADER_
<a name="l00177"></a>00177                 <span class="comment">// if not the first handler</span>
<a name="l00178"></a>00178                 <span class="keywordflow">if</span>(second_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)fd0)
<a name="l00179"></a>00179                         errno = CAN2_Write (&amp;peakMsg);
<a name="l00180"></a>00180                 <span class="keywordflow">else</span> 
<a name="l00181"></a>00181 <span class="preprocessor">#endif</span>
<a name="l00182"></a>00182 <span class="preprocessor"></span>                <span class="keywordflow">if</span>(first_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)fd0)
<a name="l00183"></a>00183                         errno = CAN_Write (&amp;peakMsg);
<a name="l00184"></a>00184                 <span class="keywordflow">else</span> 
<a name="l00185"></a>00185                         <span class="keywordflow">goto</span> fail;
<a name="l00186"></a>00186                 <span class="keywordflow">if</span> (errno)
<a name="l00187"></a>00187                 {
<a name="l00188"></a>00188                         <span class="keywordflow">if</span> (errno == CAN_ERR_BUSOFF)
<a name="l00189"></a>00189                         {
<a name="l00190"></a>00190                                 printf (<span class="stringliteral">"!!! Peak board write : re-init\n"</span>);
<a name="l00191"></a>00191                                 <a class="code" href="can__peak__win32_8c.html#cd636af61207be14f372fcbe0785f59d">canInit</a>((<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a>*)fd0);
<a name="l00192"></a>00192                                 usleep (10000);
<a name="l00193"></a>00193                         }
<a name="l00194"></a>00194                         usleep (1000);
<a name="l00195"></a>00195                 }
<a name="l00196"></a>00196         }
<a name="l00197"></a>00197         <span class="keywordflow">while</span> (errno != CAN_ERR_OK);
<a name="l00198"></a>00198         <span class="keywordflow">return</span> 0;
<a name="l00199"></a>00199 fail:
<a name="l00200"></a>00200         <span class="keywordflow">return</span> 1;
<a name="l00201"></a>00201 }
<a name="l00202"></a>00202 
<a name="l00203"></a>00203 <span class="comment">/***************************************************************************/</span>
<a name="l00204"></a>00204 <a class="code" href="unix_2applicfg_8h.html#324227f7b01d51ee83a883174769ac8f">CAN_HANDLE</a>
<a name="l00205"></a><a class="code" href="can__peak__win32_8c.html#a91c5884b47322592815c82427be3fac">00205</a> <a class="code" href="can__lincan_8c.html#a91c5884b47322592815c82427be3fac">canOpen_driver</a> (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> * board)
<a name="l00206"></a>00206 {
<a name="l00207"></a>00207 <span class="preprocessor">#ifdef PCAN2_HEADER_</span>
<a name="l00208"></a>00208 <span class="preprocessor"></span>        <span class="keywordflow">if</span>(first_board != NULL &amp;&amp; second_board != NULL)
<a name="l00209"></a>00209 <span class="preprocessor">#else</span>
<a name="l00210"></a>00210 <span class="preprocessor"></span>        <span class="keywordflow">if</span>(first_board != NULL)
<a name="l00211"></a>00211 <span class="preprocessor">#endif</span>
<a name="l00212"></a>00212 <span class="preprocessor"></span>        {
<a name="l00213"></a>00213                 fprintf (stderr, <span class="stringliteral">"Open failed.\n"</span>);
<a name="l00214"></a>00214                 fprintf (stderr,
<a name="l00215"></a>00215                                  <span class="stringliteral">"can_peak_win32.c: no more can port available with this pcan library\n"</span>);
<a name="l00216"></a>00216                 fprintf (stderr,
<a name="l00217"></a>00217                                  <span class="stringliteral">"can_peak_win32.c: please link another executable with another pcan lib\n"</span>);
<a name="l00218"></a>00218                 <span class="keywordflow">return</span> NULL;
<a name="l00219"></a>00219         }
<a name="l00220"></a>00220 
<a name="l00221"></a>00221 <span class="preprocessor">#ifdef PCAN2_HEADER_</span>
<a name="l00222"></a>00222 <span class="preprocessor"></span>        <span class="keywordflow">if</span>(first_board == NULL)
<a name="l00223"></a>00223                 first_board = board;
<a name="l00224"></a>00224         <span class="keywordflow">else</span>
<a name="l00225"></a>00225                 second_board = board; 
<a name="l00226"></a>00226 <span class="preprocessor">#else</span>
<a name="l00227"></a>00227 <span class="preprocessor"></span>        first_board = board;
<a name="l00228"></a>00228 <span class="preprocessor">#endif</span>
<a name="l00229"></a>00229 <span class="preprocessor"></span>
<a name="l00230"></a>00230         <a class="code" href="can__peak__win32_8c.html#cd636af61207be14f372fcbe0785f59d">canInit</a>(board);
<a name="l00231"></a>00231         
<a name="l00232"></a>00232         <span class="keywordflow">return</span> (<a class="code" href="unix_2applicfg_8h.html#324227f7b01d51ee83a883174769ac8f">CAN_HANDLE</a>)board;
<a name="l00233"></a>00233 }
<a name="l00234"></a>00234 
<a name="l00235"></a>00235 <span class="comment">/***************************************************************************/</span>
<a name="l00236"></a>00236 <span class="keywordtype">int</span>
<a name="l00237"></a><a class="code" href="can__peak__win32_8c.html#d2f4803f3a623c82a4c3e92d4e75e5a5">00237</a> <a class="code" href="can__lincan_8c.html#d2f4803f3a623c82a4c3e92d4e75e5a5">canClose_driver</a> (<a class="code" href="unix_2applicfg_8h.html#324227f7b01d51ee83a883174769ac8f">CAN_HANDLE</a> fd0)
<a name="l00238"></a>00238 {
<a name="l00239"></a>00239 <span class="preprocessor">#ifdef PCAN2_HEADER_</span>
<a name="l00240"></a>00240 <span class="preprocessor"></span>        <span class="comment">// if not the first handler</span>
<a name="l00241"></a>00241         <span class="keywordflow">if</span>(second_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)fd0)
<a name="l00242"></a>00242         {
<a name="l00243"></a>00243                 CAN2_Close ();
<a name="l00244"></a>00244                 second_board = (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)NULL;
<a name="l00245"></a>00245         }<span class="keywordflow">else</span>   
<a name="l00246"></a>00246 <span class="preprocessor">#endif</span>
<a name="l00247"></a>00247 <span class="preprocessor"></span>        <span class="keywordflow">if</span>(first_board == (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)fd0)
<a name="l00248"></a>00248         {
<a name="l00249"></a>00249                 CAN_Close ();
<a name="l00250"></a>00250                 first_board = (<a class="code" href="structstruct__s__BOARD.html">s_BOARD</a> *)NULL;
<a name="l00251"></a>00251         }
<a name="l00252"></a>00252         <span class="keywordflow">return</span> 0;
<a name="l00253"></a>00253 }
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Jul 2 19:10:16 2007 for CanFestival by&nbsp;
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