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<h1>/builddir/build/BUILD/alsa-lib-1.0.17a/src/timer/timer_local.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Timer interface - local header file</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz></span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or modify</span>
<a name="l00007"></a>00007 <span class="comment"> * it under the terms of the GNU Lesser General Public License as</span>
<a name="l00008"></a>00008 <span class="comment"> * published by the Free Software Foundation; either version 2.1 of</span>
<a name="l00009"></a>00009 <span class="comment"> * the License, or (at your option) any later version.</span>
<a name="l00010"></a>00010 <span class="comment"> *</span>
<a name="l00011"></a>00011 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
<a name="l00012"></a>00012 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00013"></a>00013 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00014"></a>00014 <span class="comment"> * GNU Lesser General Public License for more details.</span>
<a name="l00015"></a>00015 <span class="comment"> *</span>
<a name="l00016"></a>00016 <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span>
<a name="l00017"></a>00017 <span class="comment"> * License along with this library; if not, write to the Free Software</span>
<a name="l00018"></a>00018 <span class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00019"></a>00019 <span class="comment"> *</span>
<a name="l00020"></a>00020 <span class="comment"> */</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#include <stdio.h></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <limits.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "local.h"</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#ifndef DOC_HIDDEN</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00029"></a>00029 int (*close)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer);
<a name="l00030"></a>00030 int (*nonblock)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer, <span class="keywordtype">int</span> nonblock);
<a name="l00031"></a>00031 int (*async)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer, <span class="keywordtype">int</span> sig, pid_t pid);
<a name="l00032"></a>00032 int (*info)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer, <a class="code" href="group___timer.html#ge0b1c47741625f82dc0c7532fa6b45ea">snd_timer_info_t</a> *info);
<a name="l00033"></a>00033 int (*params)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer, <a class="code" href="group___timer.html#gb49219f23948c5e25833cdfe20379036">snd_timer_params_t</a> *params);
<a name="l00034"></a>00034 int (*status)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer, <a class="code" href="group___timer.html#g15682094f8d5aedb2a42ed794f17a969">snd_timer_status_t</a> *status);
<a name="l00035"></a>00035 int (*rt_start)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer);
<a name="l00036"></a>00036 int (*rt_stop)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer);
<a name="l00037"></a>00037 int (*rt_continue)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer);
<a name="l00038"></a>00038 ssize_t (*read)(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer, <span class="keywordtype">void</span> *buffer, size_t size);
<a name="l00039"></a>00039 } snd_timer_ops_t;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="keyword">struct </span>_snd_timer {
<a name="l00042"></a>00042 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> version;
<a name="l00043"></a>00043 <span class="keywordtype">void</span> *dl_handle;
<a name="l00044"></a>00044 <span class="keywordtype">char</span> *name;
<a name="l00045"></a>00045 <a class="code" href="group___timer.html#gcdb15c29789833003322f8f6b9cd783f">snd_timer_type_t</a> type;
<a name="l00046"></a>00046 <span class="keywordtype">int</span> mode;
<a name="l00047"></a>00047 <span class="keywordtype">int</span> poll_fd;
<a name="l00048"></a>00048 snd_timer_ops_t *ops;
<a name="l00049"></a>00049 <span class="keywordtype">void</span> *private_data;
<a name="l00050"></a>00050 <span class="keyword">struct </span>list_head async_handlers;
<a name="l00051"></a>00051 };
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00054"></a>00054 int (*close)(<a class="code" href="group___timer.html#g2628d1e5a8d874d9fa10439369145d50">snd_timer_query_t</a> *timer);
<a name="l00055"></a>00055 int (*next_device)(<a class="code" href="group___timer.html#g2628d1e5a8d874d9fa10439369145d50">snd_timer_query_t</a> *timer, <a class="code" href="group___timer.html#g9bf8a9449a17a0328dfbda9f64bf7aca">snd_timer_id_t</a> *tid);
<a name="l00056"></a>00056 int (*info)(<a class="code" href="group___timer.html#g2628d1e5a8d874d9fa10439369145d50">snd_timer_query_t</a> *timer, <a class="code" href="group___timer.html#gc66ac51be90a47c042f56a2939c09031">snd_timer_ginfo_t</a> *info);
<a name="l00057"></a>00057 int (*params)(<a class="code" href="group___timer.html#g2628d1e5a8d874d9fa10439369145d50">snd_timer_query_t</a> *timer, <a class="code" href="group___timer.html#g53853acb7556d631e8f468b439116752">snd_timer_gparams_t</a> *info);
<a name="l00058"></a>00058 int (*status)(<a class="code" href="group___timer.html#g2628d1e5a8d874d9fa10439369145d50">snd_timer_query_t</a> *timer, <a class="code" href="group___timer.html#g760c2adda5d155a1bf8e6a78a0d9f433">snd_timer_gstatus_t</a> *info);
<a name="l00059"></a>00059 } snd_timer_query_ops_t;
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keyword">struct </span>_snd_timer_query {
<a name="l00062"></a>00062 <span class="keywordtype">void</span> *dl_handle;
<a name="l00063"></a>00063 <span class="keywordtype">char</span> *name;
<a name="l00064"></a>00064 <a class="code" href="group___timer.html#gcdb15c29789833003322f8f6b9cd783f">snd_timer_type_t</a> type;
<a name="l00065"></a>00065 <span class="keywordtype">int</span> mode;
<a name="l00066"></a>00066 <span class="keywordtype">int</span> poll_fd;
<a name="l00067"></a>00067 snd_timer_query_ops_t *ops;
<a name="l00068"></a>00068 <span class="keywordtype">void</span> *private_data;
<a name="l00069"></a>00069 };
<a name="l00070"></a>00070 <span class="preprocessor">#endif </span><span class="comment">/* DOC_HIDDEN */</span>
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keywordtype">int</span> snd_timer_hw_open(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> **handle, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">int</span> dev_class, <span class="keywordtype">int</span> dev_sclass, <span class="keywordtype">int</span> card, <span class="keywordtype">int</span> device, <span class="keywordtype">int</span> subdevice, <span class="keywordtype">int</span> mode);
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keywordtype">int</span> snd_timer_query_hw_open(<a class="code" href="group___timer.html#g2628d1e5a8d874d9fa10439369145d50">snd_timer_query_t</a> **handle, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">int</span> mode);
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keywordtype">int</span> snd_timer_async(<a class="code" href="group___timer.html#gcea0e939b68f5649d5739ef66dcfc68a">snd_timer_t</a> *timer, <span class="keywordtype">int</span> sig, pid_t pid);
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