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<div class="title">control_external.h File Reference</div> </div>
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<p>External control plugin SDK.
<a href="#details">More...</a></p>
<p><a href="control__external_8h_source.html">Go to the source code of this file.</a></p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structsnd__ctl__ext.html">snd_ctl_ext_t</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structsnd__ctl__ext__callback.html">snd_ctl_ext_callback_t</a></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:gac015d294d7ae50614f6991da93893c3b"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#gac015d294d7ae50614f6991da93893c3b">SND_CTL_PLUGIN_ENTRY</a>(name)   _snd_ctl_##name##_open</td></tr>
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<tr class="memitem:gaa94fc65e8951f16e4b273b0f81e90f7e"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#gaa94fc65e8951f16e4b273b0f81e90f7e">SND_CTL_PLUGIN_SYMBOL</a>(name)   <a class="el" href="group___global.html#ga355c462c8c5dee0aeadae17d096ba531">SND_DLSYM_BUILD_VERSION</a>(<a class="el" href="group___ctl_plugin___s_d_k.html#gac015d294d7ae50614f6991da93893c3b">SND_CTL_PLUGIN_ENTRY</a>(name), <a class="el" href="group___control.html#ga2dc20c3f1d96252ba1f5563cfede392d">SND_CONTROL_DLSYM_VERSION</a>);</td></tr>
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<tr class="memitem:ga13e494fe5c6068d6608a974f5a62a430"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga13e494fe5c6068d6608a974f5a62a430">SND_CTL_PLUGIN_DEFINE_FUNC</a>(plugin)</td></tr>
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<tr class="memitem:ga110bc1818d56d22b89e2773d7c54a115"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga110bc1818d56d22b89e2773d7c54a115">SND_CTL_EXT_VERSION_MAJOR</a>   1</td></tr>
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<tr class="memitem:ga9ace8ce6f67297cba3bb365b600c8bd8"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga9ace8ce6f67297cba3bb365b600c8bd8">SND_CTL_EXT_VERSION_MINOR</a>   0</td></tr>
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<tr class="memitem:gae99e1c9ee4d5c9e9afaa0376a2af96eb"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#gae99e1c9ee4d5c9e9afaa0376a2af96eb">SND_CTL_EXT_VERSION_TINY</a>   1</td></tr>
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<tr class="memitem:ga65ea29f84b09ee3e640f88b06d05a1a2"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga65ea29f84b09ee3e640f88b06d05a1a2">SND_CTL_EXT_VERSION</a></td></tr>
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<tr class="memitem:gac1f0737189a30bbb1e4dcbf681df39fd"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#gac1f0737189a30bbb1e4dcbf681df39fd">SND_CTL_EXT_KEY_NOT_FOUND</a>   (<a class="el" href="group___ctl_plugin___s_d_k.html#gac73a66a3973afb51c4e585177647c693">snd_ctl_ext_key_t</a>)(-1)</td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:gac73a66a3973afb51c4e585177647c693"><td class="memItemLeft" align="right" valign="top">typedef unsigned long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#gac73a66a3973afb51c4e585177647c693">snd_ctl_ext_key_t</a></td></tr>
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<tr class="memitem:ga6e8d1fd87ddef00af5a9e2dd6c77b1db"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="structsnd__ctl__ext.html">snd_ctl_ext</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga6e8d1fd87ddef00af5a9e2dd6c77b1db">snd_ctl_ext_t</a></td></tr>
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<tr class="memitem:ga8185c9a0e27e9562511a82dda1d20ddf"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="structsnd__ctl__ext__callback.html">snd_ctl_ext_callback</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga8185c9a0e27e9562511a82dda1d20ddf">snd_ctl_ext_callback_t</a></td></tr>
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<tr class="memitem:ga51b74c20889bc3b81f5abc434a2267d0"><td class="memItemLeft" align="right" valign="top">typedef int() </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga51b74c20889bc3b81f5abc434a2267d0">snd_ctl_ext_tlv_rw_t</a>(<a class="el" href="group___ctl_plugin___s_d_k.html#ga6e8d1fd87ddef00af5a9e2dd6c77b1db">snd_ctl_ext_t</a> *ext, <a class="el" href="group___ctl_plugin___s_d_k.html#gac73a66a3973afb51c4e585177647c693">snd_ctl_ext_key_t</a> key, int op_flag, unsigned int numid, unsigned int *tlv, unsigned int tlv_size)</td></tr>
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Enumerations</h2></td></tr>
<tr class="memitem:gaeedd1d7413b3025e9cede1b27e509de5"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#gaeedd1d7413b3025e9cede1b27e509de5">snd_ctl_ext_access_t</a> { <br />
  <b>SND_CTL_EXT_ACCESS_READ</b> = (1<<0)
, <b>SND_CTL_EXT_ACCESS_WRITE</b> = (1<<1)
, <b>SND_CTL_EXT_ACCESS_READWRITE</b> = (3<<0)
, <b>SND_CTL_EXT_ACCESS_VOLATILE</b> = (1<<2)
, <br />
  <b>SND_CTL_EXT_ACCESS_TLV_READ</b> = (1<<4)
, <b>SND_CTL_EXT_ACCESS_TLV_WRITE</b> = (1<<5)
, <b>SND_CTL_EXT_ACCESS_TLV_READWRITE</b> = (3<<4)
, <b>SND_CTL_EXT_ACCESS_TLV_COMMAND</b> = (1<<6)
, <br />
  <b>SND_CTL_EXT_ACCESS_INACTIVE</b> = (1<<8)
, <b>SND_CTL_EXT_ACCESS_TLV_CALLBACK</b> = (1<<28)
<br />
}</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ga317775f9c5e239781e71735ca5ba1ca6"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga317775f9c5e239781e71735ca5ba1ca6">snd_ctl_ext_create</a> (<a class="el" href="group___ctl_plugin___s_d_k.html#ga6e8d1fd87ddef00af5a9e2dd6c77b1db">snd_ctl_ext_t</a> *ext, const char *name, int mode)</td></tr>
<tr class="memdesc:ga317775f9c5e239781e71735ca5ba1ca6"><td class="mdescLeft"> </td><td class="mdescRight">Create an external control plugin instance. <a href="group___ctl_plugin___s_d_k.html#ga317775f9c5e239781e71735ca5ba1ca6">More...</a><br /></td></tr>
<tr class="separator:ga317775f9c5e239781e71735ca5ba1ca6"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga33fadf68f6414722876f21201214f76e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___ctl_plugin___s_d_k.html#ga33fadf68f6414722876f21201214f76e">snd_ctl_ext_delete</a> (<a class="el" href="group___ctl_plugin___s_d_k.html#ga6e8d1fd87ddef00af5a9e2dd6c77b1db">snd_ctl_ext_t</a> *ext)</td></tr>
<tr class="memdesc:ga33fadf68f6414722876f21201214f76e"><td class="mdescLeft"> </td><td class="mdescRight">Delete the external control plugin. <a href="group___ctl_plugin___s_d_k.html#ga33fadf68f6414722876f21201214f76e">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>External control plugin SDK. </p>
<dl class="section author"><dt>Author</dt><dd>Takashi Iwai <a href="#" onclick="location.href='mai'+'lto:'+'tiw'+'ai'+'@su'+'se'+'.de'; return false;">tiwai<span style="display: none;">.nosp@m.</span>@sus<span style="display: none;">.nosp@m.</span>e.de</a> </dd></dl>
<dl class="section date"><dt>Date</dt><dd>2005</dd></dl>
<p>External control plugin SDK. </p>
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