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<h1>/home/qateam/rpm/BUILD/alsa-lib-1.0.23/include/control_external.h</h1><a href="control__external_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00010"></a>00010 <span class="comment">/*</span>
<a name="l00011"></a>00011 <span class="comment"> * This library is free software; you can redistribute it and/or modify</span>
<a name="l00012"></a>00012 <span class="comment"> * it under the terms of the GNU Lesser General Public License as</span>
<a name="l00013"></a>00013 <span class="comment"> * published by the Free Software Foundation; either version 2.1 of</span>
<a name="l00014"></a>00014 <span class="comment"> * the License, or (at your option) any later version.</span>
<a name="l00015"></a>00015 <span class="comment"> *</span>
<a name="l00016"></a>00016 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
<a name="l00017"></a>00017 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00018"></a>00018 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00019"></a>00019 <span class="comment"> * GNU Lesser General Public License for more details.</span>
<a name="l00020"></a>00020 <span class="comment"> *</span>
<a name="l00021"></a>00021 <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span>
<a name="l00022"></a>00022 <span class="comment"> * License along with this library; if not, write to the Free Software</span>
<a name="l00023"></a>00023 <span class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00024"></a>00024 <span class="comment"> *</span>
<a name="l00025"></a>00025 <span class="comment"> */</span>
<a name="l00026"></a>00026 <span class="preprocessor">#ifndef __ALSA_CONTROL_EXTERNAL_H</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor">#define __ALSA_CONTROL_EXTERNAL_H</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "<a class="code" href="control_8h.html" title="Application interface library for the ALSA driver.">control.h</a>"</span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00033"></a>00033 <span class="preprocessor">#endif</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span>
<a name="l00043"></a><a class="code" href="group___ctl_plugin___s_d_k.html#gac015d294d7ae50614f6991da93893c3b">00043</a> <span class="preprocessor">#define SND_CTL_PLUGIN_ENTRY(name) _snd_ctl_##name##_open</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span>
<a name="l00048"></a><a class="code" href="group___ctl_plugin___s_d_k.html#gaa94fc65e8951f16e4b273b0f81e90f7e">00048</a> <span class="preprocessor">#define SND_CTL_PLUGIN_SYMBOL(name) SND_DLSYM_BUILD_VERSION(SND_CTL_PLUGIN_ENTRY(name), SND_CONTROL_DLSYM_VERSION);</span>
<a name="l00049"></a>00049 <span class="preprocessor"></span>
<a name="l00053"></a><a class="code" href="group___ctl_plugin___s_d_k.html#ga13e494fe5c6068d6608a974f5a62a430">00053</a> <span class="preprocessor">#define SND_CTL_PLUGIN_DEFINE_FUNC(plugin) \</span>
<a name="l00054"></a>00054 <span class="preprocessor">int SND_CTL_PLUGIN_ENTRY(plugin) (snd_ctl_t **handlep, const char *name,\</span>
<a name="l00055"></a>00055 <span class="preprocessor"> snd_config_t *root, snd_config_t *conf, int mode)</span>
<a name="l00056"></a>00056 <span class="preprocessor"></span>
<a name="l00058"></a>00058 <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structsnd__ctl__ext.html">snd_ctl_ext</a> snd_ctl_ext_t;
<a name="l00060"></a>00060 <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structsnd__ctl__ext__callback.html">snd_ctl_ext_callback</a> snd_ctl_ext_callback_t;
<a name="l00062"></a><a class="code" href="group___ctl_plugin___s_d_k.html#gac73a66a3973afb51c4e585177647c693">00062</a> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="group___ctl_plugin___s_d_k.html#gac73a66a3973afb51c4e585177647c693">snd_ctl_ext_key_t</a>;
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="comment">/*</span>
<a name="l00065"></a>00065 <span class="comment"> * Protocol version</span>
<a name="l00066"></a>00066 <span class="comment"> */</span>
<a name="l00067"></a><a class="code" href="group___ctl_plugin___s_d_k.html#ga110bc1818d56d22b89e2773d7c54a115">00067</a> <span class="preprocessor">#define SND_CTL_EXT_VERSION_MAJOR 1 </span>
<a name="l00068"></a><a class="code" href="group___ctl_plugin___s_d_k.html#ga9ace8ce6f67297cba3bb365b600c8bd8">00068</a> <span class="preprocessor">#define SND_CTL_EXT_VERSION_MINOR 0 </span>
<a name="l00069"></a><a class="code" href="group___ctl_plugin___s_d_k.html#gae99e1c9ee4d5c9e9afaa0376a2af96eb">00069</a> <span class="preprocessor">#define SND_CTL_EXT_VERSION_TINY 0 </span>
<a name="l00073"></a><a class="code" href="group___ctl_plugin___s_d_k.html#ga65ea29f84b09ee3e640f88b06d05a1a2">00073</a> <span class="preprocessor">#define SND_CTL_EXT_VERSION ((SND_CTL_EXT_VERSION_MAJOR<<16) |\</span>
<a name="l00074"></a>00074 <span class="preprocessor"> (SND_CTL_EXT_VERSION_MINOR<<8) |\</span>
<a name="l00075"></a>00075 <span class="preprocessor"> (SND_CTL_EXT_VERSION_TINY))</span>
<a name="l00076"></a>00076 <span class="preprocessor"></span>
<a name="l00078"></a><a class="code" href="structsnd__ctl__ext.html">00078</a> <span class="keyword">struct </span><a class="code" href="structsnd__ctl__ext.html">snd_ctl_ext</a> {
<a name="l00083"></a><a class="code" href="structsnd__ctl__ext.html#af3599d3baa6b5ceadecbfbd74b8b773f">00083</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="structsnd__ctl__ext.html#af3599d3baa6b5ceadecbfbd74b8b773f">version</a>;
<a name="l00087"></a><a class="code" href="structsnd__ctl__ext.html#ac922ab575590b3d179ee439c0891d952">00087</a> <span class="keywordtype">int</span> <a class="code" href="structsnd__ctl__ext.html#ac922ab575590b3d179ee439c0891d952">card_idx</a>;
<a name="l00091"></a><a class="code" href="structsnd__ctl__ext.html#a378f125e90ce9a0f20823c056d638263">00091</a> <span class="keywordtype">char</span> <span class="keywordtype">id</span>[16];
<a name="l00095"></a><a class="code" href="structsnd__ctl__ext.html#ae170b3a14d45d3bb830a91773bb832f4">00095</a> <span class="keywordtype">char</span> <a class="code" href="structsnd__ctl__ext.html#ae170b3a14d45d3bb830a91773bb832f4">driver</a>[16];
<a name="l00099"></a><a class="code" href="structsnd__ctl__ext.html#a186de36995e8f5d879fcf3abea5aeff2">00099</a> <span class="keywordtype">char</span> <a class="code" href="structsnd__ctl__ext.html#a186de36995e8f5d879fcf3abea5aeff2">name</a>[32];
<a name="l00103"></a><a class="code" href="structsnd__ctl__ext.html#a3863dfbb46d66f4cd43d93d42d58e393">00103</a> <span class="keywordtype">char</span> <a class="code" href="structsnd__ctl__ext.html#a3863dfbb46d66f4cd43d93d42d58e393">longname</a>[80];
<a name="l00107"></a><a class="code" href="structsnd__ctl__ext.html#a44e14783e538144eac71a6df139989b5">00107</a> <span class="keywordtype">char</span> <a class="code" href="structsnd__ctl__ext.html#a44e14783e538144eac71a6df139989b5">mixername</a>[80];
<a name="l00111"></a><a class="code" href="structsnd__ctl__ext.html#a1b3bab17945ce89342aae1928bd33657">00111</a> <span class="keywordtype">int</span> <a class="code" href="structsnd__ctl__ext.html#a1b3bab17945ce89342aae1928bd33657">poll_fd</a>;
<a name="l00112"></a>00112
<a name="l00116"></a><a class="code" href="structsnd__ctl__ext.html#a24823fabe7534fdc7ebf0a12461ba9fc">00116</a> <span class="keyword">const</span> snd_ctl_ext_callback_t *<a class="code" href="structsnd__ctl__ext.html#a24823fabe7534fdc7ebf0a12461ba9fc">callback</a>;
<a name="l00120"></a><a class="code" href="structsnd__ctl__ext.html#abae840f5d02c49540b23b23285248d2b">00120</a> <span class="keywordtype">void</span> *<a class="code" href="structsnd__ctl__ext.html#abae840f5d02c49540b23b23285248d2b">private_data</a>;
<a name="l00124"></a><a class="code" href="structsnd__ctl__ext.html#af014c69147bee94eaddca82d6916326f">00124</a> <a class="code" href="group___control.html#ga06628f38def84a0fe3da74041db9d51f">snd_ctl_t</a> *<a class="code" href="structsnd__ctl__ext.html#af014c69147bee94eaddca82d6916326f">handle</a>;
<a name="l00125"></a>00125
<a name="l00126"></a><a class="code" href="structsnd__ctl__ext.html#a3688ec45a9f38ba73c1ae9058414b033">00126</a> <span class="keywordtype">int</span> <a class="code" href="structsnd__ctl__ext.html#a3688ec45a9f38ba73c1ae9058414b033">nonblock</a>;
<a name="l00127"></a><a class="code" href="structsnd__ctl__ext.html#a3a07d58cb46680c6cb9023dbf72e3120">00127</a> <span class="keywordtype">int</span> <a class="code" href="structsnd__ctl__ext.html#a3a07d58cb46680c6cb9023dbf72e3120">subscribed</a>;
<a name="l00128"></a>00128 };
<a name="l00129"></a>00129
<a name="l00131"></a><a class="code" href="structsnd__ctl__ext__callback.html">00131</a> <span class="keyword">struct </span><a class="code" href="structsnd__ctl__ext__callback.html">snd_ctl_ext_callback</a> {
<a name="l00135"></a><a class="code" href="structsnd__ctl__ext__callback.html#a44779934bb91de1557271a53b71c94a8">00135</a> void (*<a class="code" href="structsnd__ctl__ext__callback.html#a44779934bb91de1557271a53b71c94a8">close</a>)(snd_ctl_ext_t *ext);
<a name="l00139"></a><a class="code" href="structsnd__ctl__ext__callback.html#acc5ea4f6d7769e91970f545d6bdfa336">00139</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#acc5ea4f6d7769e91970f545d6bdfa336">elem_count</a>)(snd_ctl_ext_t *ext);
<a name="l00143"></a><a class="code" href="structsnd__ctl__ext__callback.html#a6704251e9cc62fcfec4e630a4df1bac9">00143</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a6704251e9cc62fcfec4e630a4df1bac9">elem_list</a>)(snd_ctl_ext_t *ext, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> offset, <a class="code" href="group___control.html#gad6c3746f1925bfec6a4fd0e913430e55">snd_ctl_elem_id_t</a> *id);
<a name="l00147"></a><a class="code" href="structsnd__ctl__ext__callback.html#a1f352e46ab46f1f8eda7194de6dde912">00147</a> <a class="code" href="group___ctl_plugin___s_d_k.html#gac73a66a3973afb51c4e585177647c693">snd_ctl_ext_key_t</a> (*<a class="code" href="structsnd__ctl__ext__callback.html#a1f352e46ab46f1f8eda7194de6dde912">find_elem</a>)(snd_ctl_ext_t *ext, <span class="keyword">const</span> <a class="code" href="group___control.html#gad6c3746f1925bfec6a4fd0e913430e55">snd_ctl_elem_id_t</a> *id);
<a name="l00151"></a><a class="code" href="structsnd__ctl__ext__callback.html#a06d74b7ada2f5aaf318353aaf7ea0a7a">00151</a> void (*<a class="code" href="structsnd__ctl__ext__callback.html#a06d74b7ada2f5aaf318353aaf7ea0a7a">free_key</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key);
<a name="l00155"></a><a class="code" href="structsnd__ctl__ext__callback.html#a9e9b8e2c2527c23130c92a3f2b5aa616">00155</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a9e9b8e2c2527c23130c92a3f2b5aa616">get_attribute</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key,
<a name="l00156"></a>00156 <span class="keywordtype">int</span> *type, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *acc, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *count);
<a name="l00160"></a><a class="code" href="structsnd__ctl__ext__callback.html#af71b075cd0326c4998d1708b25f7ab0f">00160</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#af71b075cd0326c4998d1708b25f7ab0f">get_integer_info</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key,
<a name="l00161"></a>00161 <span class="keywordtype">long</span> *imin, <span class="keywordtype">long</span> *imax, <span class="keywordtype">long</span> *istep);
<a name="l00165"></a><a class="code" href="structsnd__ctl__ext__callback.html#a12774a89d9d66b1fec865dddf5dbfd13">00165</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a12774a89d9d66b1fec865dddf5dbfd13">get_integer64_info</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key,
<a name="l00166"></a>00166 int64_t *imin, int64_t *imax, int64_t *istep);
<a name="l00170"></a><a class="code" href="structsnd__ctl__ext__callback.html#a4c1395e41c0da1740226eacd658f5262">00170</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a4c1395e41c0da1740226eacd658f5262">get_enumerated_info</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *items);
<a name="l00174"></a><a class="code" href="structsnd__ctl__ext__callback.html#abd68965e4723e436d140561fdeff280d">00174</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#abd68965e4723e436d140561fdeff280d">get_enumerated_name</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> item,
<a name="l00175"></a>00175 <span class="keywordtype">char</span> *name, <span class="keywordtype">size_t</span> name_max_len);
<a name="l00179"></a><a class="code" href="structsnd__ctl__ext__callback.html#aff147938f9e1751721a8ae9fb15beff5">00179</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#aff147938f9e1751721a8ae9fb15beff5">read_integer</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">long</span> *value);
<a name="l00183"></a><a class="code" href="structsnd__ctl__ext__callback.html#a795645eea841d655219210ff9a16d935">00183</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a795645eea841d655219210ff9a16d935">read_integer64</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, int64_t *value);
<a name="l00187"></a><a class="code" href="structsnd__ctl__ext__callback.html#ae4cbfbd79dbf86f472d70170b7e20905">00187</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#ae4cbfbd79dbf86f472d70170b7e20905">read_enumerated</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *items);
<a name="l00191"></a><a class="code" href="structsnd__ctl__ext__callback.html#a9b379d7ac330bc8f7d7e11ed04f22eb3">00191</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a9b379d7ac330bc8f7d7e11ed04f22eb3">read_bytes</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *data,
<a name="l00192"></a>00192 <span class="keywordtype">size_t</span> max_bytes);
<a name="l00196"></a><a class="code" href="structsnd__ctl__ext__callback.html#a1ed9e47299589f4c63fa326ac44ae9a6">00196</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a1ed9e47299589f4c63fa326ac44ae9a6">read_iec958</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <a class="code" href="structsnd__aes__iec958__t.html">snd_aes_iec958_t</a> *iec958);
<a name="l00200"></a><a class="code" href="structsnd__ctl__ext__callback.html#aaf9722f3dc469ec0f02995b4706fc6e7">00200</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#aaf9722f3dc469ec0f02995b4706fc6e7">write_integer</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">long</span> *value);
<a name="l00204"></a><a class="code" href="structsnd__ctl__ext__callback.html#a720034336e55e098a345df5170b0a0a0">00204</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a720034336e55e098a345df5170b0a0a0">write_integer64</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, int64_t *value);
<a name="l00208"></a><a class="code" href="structsnd__ctl__ext__callback.html#acdf226a341ddcc6dd38ae06f1b95f3a5">00208</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#acdf226a341ddcc6dd38ae06f1b95f3a5">write_enumerated</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *items);
<a name="l00212"></a><a class="code" href="structsnd__ctl__ext__callback.html#a6e220e2b56735114fe86e3837f3a4470">00212</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a6e220e2b56735114fe86e3837f3a4470">write_bytes</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *data,
<a name="l00213"></a>00213 <span class="keywordtype">size_t</span> max_bytes);
<a name="l00217"></a><a class="code" href="structsnd__ctl__ext__callback.html#a07f9d3f151f08f32914e782db9e1b4ea">00217</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a07f9d3f151f08f32914e782db9e1b4ea">write_iec958</a>)(snd_ctl_ext_t *ext, snd_ctl_ext_key_t key, <a class="code" href="structsnd__aes__iec958__t.html">snd_aes_iec958_t</a> *iec958);
<a name="l00221"></a><a class="code" href="structsnd__ctl__ext__callback.html#a0f311ec8d3db7ec97649f30920039340">00221</a> void (*<a class="code" href="structsnd__ctl__ext__callback.html#a0f311ec8d3db7ec97649f30920039340">subscribe_events</a>)(snd_ctl_ext_t *ext, <span class="keywordtype">int</span> subscribe);
<a name="l00225"></a><a class="code" href="structsnd__ctl__ext__callback.html#aa16c62c8263f68828bdee47439be1f1a">00225</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#aa16c62c8263f68828bdee47439be1f1a">read_event</a>)(snd_ctl_ext_t *ext, <a class="code" href="group___control.html#gad6c3746f1925bfec6a4fd0e913430e55">snd_ctl_elem_id_t</a> *id, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *event_mask);
<a name="l00229"></a><a class="code" href="structsnd__ctl__ext__callback.html#a994cbf4dd0e427cf510ba03b84ea7fc0">00229</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#a994cbf4dd0e427cf510ba03b84ea7fc0">poll_descriptors_count</a>)(snd_ctl_ext_t *ext);
<a name="l00233"></a><a class="code" href="structsnd__ctl__ext__callback.html#ad04f9c591423a484bb857b0d0fd85360">00233</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#ad04f9c591423a484bb857b0d0fd85360">poll_descriptors</a>)(snd_ctl_ext_t *ext, <span class="keyword">struct </span>pollfd *pfds, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> space);
<a name="l00237"></a><a class="code" href="structsnd__ctl__ext__callback.html#ad34cc5034e6b1ee1287311b63ef4786a">00237</a> int (*<a class="code" href="structsnd__ctl__ext__callback.html#ad34cc5034e6b1ee1287311b63ef4786a">poll_revents</a>)(snd_ctl_ext_t *ext, <span class="keyword">struct </span>pollfd *pfds, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nfds, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> *revents);
<a name="l00238"></a>00238 };
<a name="l00239"></a>00239
<a name="l00243"></a><a class="code" href="group___ctl_plugin___s_d_k.html#gaeedd1d7413b3025e9cede1b27e509de5">00243</a> <span class="keyword">typedef</span> <span class="keyword">enum</span> snd_ctl_ext_access {
<a name="l00244"></a>00244 SND_CTL_EXT_ACCESS_READ = (1<<0),
<a name="l00245"></a>00245 SND_CTL_EXT_ACCESS_WRITE = (1<<1),
<a name="l00246"></a>00246 SND_CTL_EXT_ACCESS_READWRITE = (3<<0),
<a name="l00247"></a>00247 SND_CTL_EXT_ACCESS_VOLATILE = (1<<2),
<a name="l00248"></a>00248 SND_CTL_EXT_ACCESS_INACTIVE = (1<<8),
<a name="l00249"></a>00249 } <a class="code" href="group___ctl_plugin___s_d_k.html#gaeedd1d7413b3025e9cede1b27e509de5">snd_ctl_ext_access_t</a>;
<a name="l00250"></a>00250
<a name="l00254"></a><a class="code" href="group___ctl_plugin___s_d_k.html#gac1f0737189a30bbb1e4dcbf681df39fd">00254</a> <span class="preprocessor">#define SND_CTL_EXT_KEY_NOT_FOUND (snd_ctl_ext_key_t)(-1)</span>
<a name="l00255"></a>00255 <span class="preprocessor"></span>
<a name="l00256"></a>00256 <span class="keywordtype">int</span> <a class="code" href="group___ctl_plugin___s_d_k.html#ga317775f9c5e239781e71735ca5ba1ca6" title="Create an external control plugin instance.">snd_ctl_ext_create</a>(snd_ctl_ext_t *ext, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">int</span> mode);
<a name="l00257"></a>00257 <span class="keywordtype">int</span> <a class="code" href="group___ctl_plugin___s_d_k.html#ga33fadf68f6414722876f21201214f76e" title="Delete the external control plugin.">snd_ctl_ext_delete</a>(snd_ctl_ext_t *ext);
<a name="l00258"></a>00258
<a name="l00261"></a>00261 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00262"></a>00262 <span class="preprocessor"></span>}
<a name="l00263"></a>00263 <span class="preprocessor">#endif</span>
<a name="l00264"></a>00264 <span class="preprocessor"></span>
<a name="l00265"></a>00265 <span class="preprocessor">#endif </span><span class="comment">/* __ALSA_CONTROL_EXTERNAL_H */</span>
</pre></div></div>
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