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</div><!--header--> <div class="contents"> <p>Configuration helper functions. <a href="#details">More...</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:ga11dfab861b537b564f0c76d9b1eb2935"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___config.html#ga11dfab861b537b564f0c76d9b1eb2935">snd_config_get_bool_ascii</a> (const char *ascii)</td></tr> <tr class="memdesc:ga11dfab861b537b564f0c76d9b1eb2935"><td class="mdescLeft"> </td><td class="mdescRight">Gets the boolean value from the given ASCII string. <a href="group___config.html#ga11dfab861b537b564f0c76d9b1eb2935">More...</a><br/></td></tr> <tr class="separator:ga11dfab861b537b564f0c76d9b1eb2935"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gae5d80ee31e779992fd14672fd850a3d1"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___config.html#gae5d80ee31e779992fd14672fd850a3d1">snd_config_get_bool</a> (const <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *conf)</td></tr> <tr class="memdesc:gae5d80ee31e779992fd14672fd850a3d1"><td class="mdescLeft"> </td><td class="mdescRight">Gets the boolean value from a configuration node. <a href="group___config.html#gae5d80ee31e779992fd14672fd850a3d1">More...</a><br/></td></tr> <tr class="separator:gae5d80ee31e779992fd14672fd850a3d1"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga5759c972706da4bd3be35c9336568bfd"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___config.html#ga5759c972706da4bd3be35c9336568bfd">snd_config_get_ctl_iface_ascii</a> (const char *ascii)</td></tr> <tr class="memdesc:ga5759c972706da4bd3be35c9336568bfd"><td class="mdescLeft"> </td><td class="mdescRight">Gets the control interface index from the given ASCII string. <a href="group___config.html#ga5759c972706da4bd3be35c9336568bfd">More...</a><br/></td></tr> <tr class="separator:ga5759c972706da4bd3be35c9336568bfd"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaaf1c1ea4801961e3107ca23ba89bd429"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___config.html#gaaf1c1ea4801961e3107ca23ba89bd429">snd_config_get_ctl_iface</a> (const <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *conf)</td></tr> <tr class="memdesc:gaaf1c1ea4801961e3107ca23ba89bd429"><td class="mdescLeft"> </td><td class="mdescRight">Gets the control interface index from a configuration node. <a href="group___config.html#gaaf1c1ea4801961e3107ca23ba89bd429">More...</a><br/></td></tr> <tr class="separator:gaaf1c1ea4801961e3107ca23ba89bd429"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a033eab97ee6619aeb8c5eca585acf6c0"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a033eab97ee6619aeb8c5eca585acf6c0">snd_func_getenv</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a033eab97ee6619aeb8c5eca585acf6c0"><td class="mdescLeft"> </td><td class="mdescRight">Returns an environment value. <a href="#a033eab97ee6619aeb8c5eca585acf6c0">More...</a><br/></td></tr> <tr class="separator:a033eab97ee6619aeb8c5eca585acf6c0"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a121864fba02478b9f605be44c97f5dc8"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a121864fba02478b9f605be44c97f5dc8">snd_func_igetenv</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a121864fba02478b9f605be44c97f5dc8"><td class="mdescLeft"> </td><td class="mdescRight">Returns an integer environment value. <a href="#a121864fba02478b9f605be44c97f5dc8">More...</a><br/></td></tr> <tr class="separator:a121864fba02478b9f605be44c97f5dc8"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a43a3685d5e397fdc0e46af6d7b121616"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a43a3685d5e397fdc0e46af6d7b121616">snd_func_concat</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a43a3685d5e397fdc0e46af6d7b121616"><td class="mdescLeft"> </td><td class="mdescRight">Merges the given strings. <a href="#a43a3685d5e397fdc0e46af6d7b121616">More...</a><br/></td></tr> <tr class="separator:a43a3685d5e397fdc0e46af6d7b121616"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a4e7acbc261ca8b6bf4602753ea5c17fe"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a4e7acbc261ca8b6bf4602753ea5c17fe">snd_func_iadd</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a4e7acbc261ca8b6bf4602753ea5c17fe"><td class="mdescLeft"> </td><td class="mdescRight">Sum the given integers. <a href="#a4e7acbc261ca8b6bf4602753ea5c17fe">More...</a><br/></td></tr> <tr class="separator:a4e7acbc261ca8b6bf4602753ea5c17fe"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a12f4b8b67e0976a260859edb929f4d36"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a12f4b8b67e0976a260859edb929f4d36">snd_func_imul</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a12f4b8b67e0976a260859edb929f4d36"><td class="mdescLeft"> </td><td class="mdescRight">Multiply the given integers. <a href="#a12f4b8b67e0976a260859edb929f4d36">More...</a><br/></td></tr> <tr class="separator:a12f4b8b67e0976a260859edb929f4d36"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aa24c85e86b4c1f6c4d2d440e4782d098"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#aa24c85e86b4c1f6c4d2d440e4782d098">snd_func_datadir</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:aa24c85e86b4c1f6c4d2d440e4782d098"><td class="mdescLeft"> </td><td class="mdescRight">Returns the ALSA data directory. <a href="#aa24c85e86b4c1f6c4d2d440e4782d098">More...</a><br/></td></tr> <tr class="separator:aa24c85e86b4c1f6c4d2d440e4782d098"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:af14b528e2502f2037294301473389948"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#af14b528e2502f2037294301473389948">snd_func_private_string</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:af14b528e2502f2037294301473389948"><td class="mdescLeft"> </td><td class="mdescRight">Returns the string from <code>private_data</code>. <a href="#af14b528e2502f2037294301473389948">More...</a><br/></td></tr> <tr class="separator:af14b528e2502f2037294301473389948"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a7bc4fec8cb3499997934a00210d34fe7"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a7bc4fec8cb3499997934a00210d34fe7">snd_func_private_card_driver</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a7bc4fec8cb3499997934a00210d34fe7"><td class="mdescLeft"> </td><td class="mdescRight">Returns the driver identification from <code>private_data</code>. <a href="#a7bc4fec8cb3499997934a00210d34fe7">More...</a><br/></td></tr> <tr class="separator:a7bc4fec8cb3499997934a00210d34fe7"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a023f9fd40df7c2c428a457b6ec7f8004"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a023f9fd40df7c2c428a457b6ec7f8004">snd_func_card_inum</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a023f9fd40df7c2c428a457b6ec7f8004"><td class="mdescLeft"> </td><td class="mdescRight">Returns the card number as integer. <a href="#a023f9fd40df7c2c428a457b6ec7f8004">More...</a><br/></td></tr> <tr class="separator:a023f9fd40df7c2c428a457b6ec7f8004"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a2d147e387821449a8927d60ef4f8ff16"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a2d147e387821449a8927d60ef4f8ff16">snd_func_card_driver</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a2d147e387821449a8927d60ef4f8ff16"><td class="mdescLeft"> </td><td class="mdescRight">Returns the driver identification for a card. <a href="#a2d147e387821449a8927d60ef4f8ff16">More...</a><br/></td></tr> <tr class="separator:a2d147e387821449a8927d60ef4f8ff16"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a9ccfc361f1bc1d81837335de02707ee8"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a9ccfc361f1bc1d81837335de02707ee8">snd_func_card_id</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a9ccfc361f1bc1d81837335de02707ee8"><td class="mdescLeft"> </td><td class="mdescRight">Returns the identification of a card. <a href="#a9ccfc361f1bc1d81837335de02707ee8">More...</a><br/></td></tr> <tr class="separator:a9ccfc361f1bc1d81837335de02707ee8"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aba1ae0185e2d3e9b50291b40e7048181"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#aba1ae0185e2d3e9b50291b40e7048181">snd_func_card_name</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:aba1ae0185e2d3e9b50291b40e7048181"><td class="mdescLeft"> </td><td class="mdescRight">Returns the name of a card. <a href="#aba1ae0185e2d3e9b50291b40e7048181">More...</a><br/></td></tr> <tr class="separator:aba1ae0185e2d3e9b50291b40e7048181"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a8d91af8387a708c526bac3ee2c7ea10e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="confmisc_8c.html#a8d91af8387a708c526bac3ee2c7ea10e">snd_func_refer</a> (<a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> **dst, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *src, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data)</td></tr> <tr class="memdesc:a8d91af8387a708c526bac3ee2c7ea10e"><td class="mdescLeft"> </td><td class="mdescRight">Copies the specified configuration node. <a href="#a8d91af8387a708c526bac3ee2c7ea10e">More...</a><br/></td></tr> <tr class="separator:a8d91af8387a708c526bac3ee2c7ea10e"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>Configuration helper functions. </p> <dl class="section author"><dt>Author</dt><dd>Abramo Bagnara <a href="#" onclick="location.href='mai'+'lto:'+'abr'+'am'+'o@a'+'ls'+'a-p'+'ro'+'jec'+'t.'+'org'; return false;">abram<span style="display: none;">.nosp@m.</span>o@al<span style="display: none;">.nosp@m.</span>sa-pr<span style="display: none;">.nosp@m.</span>ojec<span style="display: none;">.nosp@m.</span>t.org</a> </dd> <dd> Jaroslav Kysela <a href="#" onclick="location.href='mai'+'lto:'+'per'+'ex'+'@pe'+'re'+'x.c'+'z'; return false;">perex<span style="display: none;">.nosp@m.</span>@per<span style="display: none;">.nosp@m.</span>ex.cz</a> </dd></dl> <dl class="section date"><dt>Date</dt><dd>2000-2001</dd></dl> <p>Configuration helper functions.</p> <p>See the <a class="el" href="conffunc.html">Runtime functions in configuration files</a> page for more details. </p> </div><h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="a2d147e387821449a8927d60ef4f8ff16"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_card_driver </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the driver identification for a card. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with a <code>card</code> definition. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func card_driver</div> <div class="line"> card 0</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a9ccfc361f1bc1d81837335de02707ee8"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_card_id </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the identification of a card. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with a <code>card</code> definition. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func card_id</div> <div class="line"> card 0</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a023f9fd40df7c2c428a457b6ec7f8004"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_card_inum </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the card number as integer. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with a <code>card</code> definition. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func card_inum</div> <div class="line"> card <span class="charliteral">'0'</span></div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="aba1ae0185e2d3e9b50291b40e7048181"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_card_name </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the name of a card. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with a <code>card</code> definition. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func card_name</div> <div class="line"> card 0</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a43a3685d5e397fdc0e46af6d7b121616"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_concat </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Merges the given strings. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with a definition for <code>strings</code>. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example (result is "a1b2c3"): </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func concat</div> <div class="line"> strings [ <span class="stringliteral">"a1"</span> <span class="stringliteral">"b2"</span> <span class="stringliteral">"c3"</span> ]</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="aa24c85e86b4c1f6c4d2d440e4782d098"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_datadir </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the ALSA data directory. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. Not used. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example (result is "/usr/share/alsa" using the default paths): </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func datadir</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a033eab97ee6619aeb8c5eca585acf6c0"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_getenv </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns an environment value. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with definitions for <code>vars</code> and <code>default</code>. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>Zero if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func getenv</div> <div class="line"> vars [ MY_CARD CARD C ]</div> <div class="line"> <span class="keywordflow">default</span> 0</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a4e7acbc261ca8b6bf4602753ea5c17fe"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_iadd </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Sum the given integers. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type integer) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with a definition for <code>integers</code>. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example (result is 10): </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func iadd</div> <div class="line"> integers [ 2 3 5 ]</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a121864fba02478b9f605be44c97f5dc8"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_igetenv </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns an integer environment value. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type integer) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with definitions for <code>vars</code> and <code>default</code>. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>Zero if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func igetenv</div> <div class="line"> vars [ MY_DEVICE DEVICE D ]</div> <div class="line"> <span class="keywordflow">default</span> 0</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a12f4b8b67e0976a260859edb929f4d36"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_imul </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Multiply the given integers. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type integer) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with a definition for <code>integers</code>. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example (result is 12): </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func imul</div> <div class="line"> integers [ 2 3 2 ]</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a7bc4fec8cb3499997934a00210d34fe7"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_private_card_driver </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the driver identification from <code>private_data</code>. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node (type integer, id "card"). </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func private_card_driver</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="af14b528e2502f2037294301473389948"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_private_string </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Returns the string from <code>private_data</code>. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with type string) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node (type string, id "string"). </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code.</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func private_string</div> <div class="line">}</div> </div><!-- fragment --> </div> </div> <a class="anchor" id="a8d91af8387a708c526bac3ee2c7ea10e"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_func_refer </td> <td>(</td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> ** </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>src</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>private_data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Copies the specified configuration node. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>The function puts the handle to the result configuration node (with the same type as the specified node) at the address specified by <code>dst</code>. </td></tr> <tr><td class="paramname">root</td><td>Handle to the root source node. </td></tr> <tr><td class="paramname">src</td><td>Handle to the source node, with definitions for <code>name</code> and (optionally) <code>file</code>. </td></tr> <tr><td class="paramname">private_data</td><td>Handle to the <code>private_data</code> node. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-negative value if successful, otherwise a negative error code. </dd></dl> <dl class="section note"><dt>Note</dt><dd>The root source node can be modified!</dd></dl> <p>Example: </p> <div class="fragment"><div class="line">{</div> <div class="line"> @func refer</div> <div class="line"> file <span class="stringliteral">"/etc/myconf.conf"</span> # optional</div> <div class="line"> name <span class="stringliteral">"id1.id2.id3"</span></div> <div class="line">}</div> </div><!-- fragment --> </div> </div> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.5 </small></address> </body> </html>