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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>ALSA project - the C library reference: Hardware Dependant Interface</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <script type="text/javascript"> $(document).ready(function() { searchBox.OnSelectItem(0); }); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div 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valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gadbdb136d096a033b5a37da051334c311">SND_HWDEP_DLSYM_VERSION</a>   _dlsym_hwdep_001</td></tr> <tr class="separator:gadbdb136d096a033b5a37da051334c311"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga0c719693523de2875822c7c488aa46af"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga0c719693523de2875822c7c488aa46af">SND_HWDEP_OPEN_READ</a>   (O_RDONLY)</td></tr> <tr class="separator:ga0c719693523de2875822c7c488aa46af"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga256f488476a56156609160ce2a8ff4fb"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga256f488476a56156609160ce2a8ff4fb">SND_HWDEP_OPEN_WRITE</a>   (O_WRONLY)</td></tr> <tr class="separator:ga256f488476a56156609160ce2a8ff4fb"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga65dd0ca8c1810b8e9c7f9d95a09d444f"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga65dd0ca8c1810b8e9c7f9d95a09d444f">SND_HWDEP_OPEN_DUPLEX</a>   (O_RDWR)</td></tr> <tr class="separator:ga65dd0ca8c1810b8e9c7f9d95a09d444f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaf29d78d2741d1b7dc2647cd2e6525a10"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaf29d78d2741d1b7dc2647cd2e6525a10">SND_HWDEP_OPEN_NONBLOCK</a>   (O_NONBLOCK)</td></tr> <tr class="separator:gaf29d78d2741d1b7dc2647cd2e6525a10"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga209969eb18c5461a5cf2ce331c8d0898"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga209969eb18c5461a5cf2ce331c8d0898">snd_hwdep_info_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)   <a class="el" href="group___global.html#ga0d723ca68908f9c4eb7c6e9eb03cff3f">__snd_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>, <a class="el" href="group___hw_dep.html#ga97f208875f4ec6a253f088e3c2c084c1">snd_hwdep_info</a>)</td></tr> <tr class="separator:ga209969eb18c5461a5cf2ce331c8d0898"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaa8ff5094038689503524a6c38e7064cd"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaa8ff5094038689503524a6c38e7064cd">snd_hwdep_dsp_status_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)   <a class="el" href="group___global.html#ga0d723ca68908f9c4eb7c6e9eb03cff3f">__snd_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>, <a class="el" href="group___hw_dep.html#gaf071b6171019a11a72367cc7f9613f5d">snd_hwdep_dsp_status</a>)</td></tr> <tr class="separator:gaa8ff5094038689503524a6c38e7064cd"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga228ee5cb7404cabc425d8aa135287475"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga228ee5cb7404cabc425d8aa135287475">snd_hwdep_dsp_image_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)   <a class="el" href="group___global.html#ga0d723ca68908f9c4eb7c6e9eb03cff3f">__snd_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>, snd_hwdep_dsp_image)</td></tr> <tr class="separator:ga228ee5cb7404cabc425d8aa135287475"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a> Typedefs</h2></td></tr> <tr class="memitem:ga12be97323a913a065524c01fb163cb29"><td class="memItemLeft" align="right" valign="top">typedef struct _snd_hwdep_info </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a></td></tr> <tr class="separator:ga12be97323a913a065524c01fb163cb29"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga904ac34d4d2af6c080aa01d9d70f6ef2"><td class="memItemLeft" align="right" valign="top">typedef struct <br class="typebreak"/> _snd_hwdep_dsp_status </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a></td></tr> <tr class="separator:ga904ac34d4d2af6c080aa01d9d70f6ef2"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga041c777902d3888a5b000ccd305f32ce"><td class="memItemLeft" align="right" valign="top">typedef struct _snd_hwdep_dsp_image </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a></td></tr> <tr class="separator:ga041c777902d3888a5b000ccd305f32ce"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga1f13b151f43d06b257c71570010b2ed0"><td class="memItemLeft" align="right" valign="top">typedef struct _snd_hwdep </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a></td></tr> <tr class="separator:ga1f13b151f43d06b257c71570010b2ed0"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a> Enumerations</h2></td></tr> <tr class="memitem:ga288eb9342aaea8317a7bfa03b22feaca"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga288eb9342aaea8317a7bfa03b22feaca">snd_hwdep_iface_t</a> { <br/>   <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa06892f4442380329139dfd755454b3d1">SND_HWDEP_IFACE_OPL2</a> = 0, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa952e48f4f4fc5fb7f2472c5d0c679b36">SND_HWDEP_IFACE_OPL3</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa122462f3f79578ac7408b476313ffa72">SND_HWDEP_IFACE_OPL4</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa1043d86e7c1b34d3b844892674406aa4">SND_HWDEP_IFACE_SB16CSP</a>, <br/>   <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa805de2b442f7da96cea9d3864df67f14">SND_HWDEP_IFACE_EMU10K1</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa469940712513383aeb94e239e3388efb">SND_HWDEP_IFACE_YSS225</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaafcd56e8aff83d4be3a9708f7d9f74204">SND_HWDEP_IFACE_ICS2115</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaad85f235cbfcb8ba4300d3ef6252ea62c">SND_HWDEP_IFACE_SSCAPE</a>, <br/>   <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa4a96dcd5734fe382cbfe8545522fa7e8">SND_HWDEP_IFACE_VX</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa47cfeee8ec9532f213b2151c9f411990">SND_HWDEP_IFACE_MIXART</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaae7f996ad6c0601e558353404e32c4366">SND_HWDEP_IFACE_USX2Y</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa01f290961f48f4981d91b158f517000f">SND_HWDEP_IFACE_EMUX_WAVETABLE</a>, <br/>   <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaaa644270f5423d396c973f32c82d489bf">SND_HWDEP_IFACE_BLUETOOTH</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa72513cceee36da63f12514742d491a29">SND_HWDEP_IFACE_USX2Y_PCM</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa1871ee51a3434c7cf0e1afdff93c5775">SND_HWDEP_IFACE_PCXHR</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa517dcdf103a96fab2aad10e8df123afc">SND_HWDEP_IFACE_SB_RC</a>, <br/>   <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaaf386ce97ea4a4bc1ae73be55da7e1b6d">SND_HWDEP_IFACE_HDA</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa9dc5977a60b6d155fc6f6689f5208cab">SND_HWDEP_IFACE_USB_STREAM</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaad82269a7bf2ea4c8ea69511292071ae8">SND_HWDEP_IFACE_FW_DICE</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa98638b800a2d27eca5e70a63571e8c65">SND_HWDEP_IFACE_FW_FIREWORKS</a>, <br/>   <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa6fdaff4ff3d98b2d74815ee058fd574e">SND_HWDEP_IFACE_FW_BEBOB</a>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaab405c3453e2ec2c437945b2aeac92d09">SND_HWDEP_IFACE_FW_OXFW</a>, <b>SND_HWDEP_IFACE_FW_DIGI00X</b>, <b>SND_HWDEP_IFACE_FW_TASCAM</b>, <br/>   <b>SND_HWDEP_IFACE_LINE6</b>, <b>SND_HWDEP_IFACE_FW_MOTU</b>, <b>SND_HWDEP_IFACE_FW_FIREFACE</b>, <a class="el" href="group___hw_dep.html#gga288eb9342aaea8317a7bfa03b22feacaa08d49aeea9f376daf523a8f7b2825744">SND_HWDEP_IFACE_LAST</a> = SND_HWDEP_IFACE_FW_FIREFACE <br/> }</td></tr> <tr class="separator:ga288eb9342aaea8317a7bfa03b22feaca"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga839de1d3a2bf9495cc631c08099bca79"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga839de1d3a2bf9495cc631c08099bca79">snd_hwdep_type_t</a> { <a class="el" href="group___hw_dep.html#gga839de1d3a2bf9495cc631c08099bca79a177e7de0de2e799ff985de775ebee841">SND_HWDEP_TYPE_HW</a>, <a class="el" href="group___hw_dep.html#gga839de1d3a2bf9495cc631c08099bca79a59cee94d2b24ab7d23be97cb88705e64">SND_HWDEP_TYPE_SHM</a>, <a class="el" href="group___hw_dep.html#gga839de1d3a2bf9495cc631c08099bca79ae9843ef92e5b944c9b0623389a38fe29">SND_HWDEP_TYPE_INET</a> }</td></tr> <tr class="separator:ga839de1d3a2bf9495cc631c08099bca79"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:gaade8a9030fadb398fdb6d139f360f07e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaade8a9030fadb398fdb6d139f360f07e">snd_hwdep_open</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> **hwdep, const char *name, int mode)</td></tr> <tr class="memdesc:gaade8a9030fadb398fdb6d139f360f07e"><td class="mdescLeft"> </td><td class="mdescRight">Opens a new connection to the HwDep interface. <a href="#gaade8a9030fadb398fdb6d139f360f07e">More...</a><br/></td></tr> <tr class="separator:gaade8a9030fadb398fdb6d139f360f07e"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga35ba1e894c069b37012604abf1432314"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga35ba1e894c069b37012604abf1432314">snd_hwdep_close</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep)</td></tr> <tr class="memdesc:ga35ba1e894c069b37012604abf1432314"><td class="mdescLeft"> </td><td class="mdescRight">close HwDep handle <a href="#ga35ba1e894c069b37012604abf1432314">More...</a><br/></td></tr> <tr class="separator:ga35ba1e894c069b37012604abf1432314"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga179b89384deb4c5a76b7017e6ba6af88"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga179b89384deb4c5a76b7017e6ba6af88">snd_hwdep_poll_descriptors</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, struct pollfd *pfds, unsigned int space)</td></tr> <tr class="memdesc:ga179b89384deb4c5a76b7017e6ba6af88"><td class="mdescLeft"> </td><td class="mdescRight">get poll descriptors <a href="#ga179b89384deb4c5a76b7017e6ba6af88">More...</a><br/></td></tr> <tr class="separator:ga179b89384deb4c5a76b7017e6ba6af88"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gacc4e48e9d9fa90fb5e35b3502cfe6f7f"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gacc4e48e9d9fa90fb5e35b3502cfe6f7f">snd_hwdep_poll_descriptors_count</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep)</td></tr> <tr class="memdesc:gacc4e48e9d9fa90fb5e35b3502cfe6f7f"><td class="mdescLeft"> </td><td class="mdescRight">get count of poll descriptors for HwDep handle <a href="#gacc4e48e9d9fa90fb5e35b3502cfe6f7f">More...</a><br/></td></tr> <tr class="separator:gacc4e48e9d9fa90fb5e35b3502cfe6f7f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga654b2c89f1e6bc16e590161340f1e3d9"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga654b2c89f1e6bc16e590161340f1e3d9">snd_hwdep_poll_descriptors_revents</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, struct pollfd *pfds, unsigned int nfds, unsigned short *revents)</td></tr> <tr class="memdesc:ga654b2c89f1e6bc16e590161340f1e3d9"><td class="mdescLeft"> </td><td class="mdescRight">get returned events from poll descriptors <a href="#ga654b2c89f1e6bc16e590161340f1e3d9">More...</a><br/></td></tr> <tr class="separator:ga654b2c89f1e6bc16e590161340f1e3d9"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga6eaa5f13367625587fdd955fb4cb4c51"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga6eaa5f13367625587fdd955fb4cb4c51">snd_hwdep_nonblock</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, int nonblock)</td></tr> <tr class="memdesc:ga6eaa5f13367625587fdd955fb4cb4c51"><td class="mdescLeft"> </td><td class="mdescRight">set nonblock mode <a href="#ga6eaa5f13367625587fdd955fb4cb4c51">More...</a><br/></td></tr> <tr class="separator:ga6eaa5f13367625587fdd955fb4cb4c51"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga97f208875f4ec6a253f088e3c2c084c1"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga97f208875f4ec6a253f088e3c2c084c1">snd_hwdep_info</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *info)</td></tr> <tr class="memdesc:ga97f208875f4ec6a253f088e3c2c084c1"><td class="mdescLeft"> </td><td class="mdescRight">get information about HwDep handle <a href="#ga97f208875f4ec6a253f088e3c2c084c1">More...</a><br/></td></tr> <tr class="separator:ga97f208875f4ec6a253f088e3c2c084c1"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaf071b6171019a11a72367cc7f9613f5d"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaf071b6171019a11a72367cc7f9613f5d">snd_hwdep_dsp_status</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *status)</td></tr> <tr class="memdesc:gaf071b6171019a11a72367cc7f9613f5d"><td class="mdescLeft"> </td><td class="mdescRight">get the DSP status information <a href="#gaf071b6171019a11a72367cc7f9613f5d">More...</a><br/></td></tr> <tr class="separator:gaf071b6171019a11a72367cc7f9613f5d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga7316c8ce8d4ba06b58e6536e3cf96223"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga7316c8ce8d4ba06b58e6536e3cf96223">snd_hwdep_dsp_load</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *block)</td></tr> <tr class="memdesc:ga7316c8ce8d4ba06b58e6536e3cf96223"><td class="mdescLeft"> </td><td class="mdescRight">load the DSP block <a href="#ga7316c8ce8d4ba06b58e6536e3cf96223">More...</a><br/></td></tr> <tr class="separator:ga7316c8ce8d4ba06b58e6536e3cf96223"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga74f5260b0f5f779932bfe7afcf68ecb1"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga74f5260b0f5f779932bfe7afcf68ecb1">snd_hwdep_ioctl</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, unsigned int request, void *arg)</td></tr> <tr class="memdesc:ga74f5260b0f5f779932bfe7afcf68ecb1"><td class="mdescLeft"> </td><td class="mdescRight">do hardware dependent ioctl <a href="#ga74f5260b0f5f779932bfe7afcf68ecb1">More...</a><br/></td></tr> <tr class="separator:ga74f5260b0f5f779932bfe7afcf68ecb1"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga4c158ce0db68b8bfac1a00abe5e2ffcd"><td class="memItemLeft" align="right" valign="top">ssize_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga4c158ce0db68b8bfac1a00abe5e2ffcd">snd_hwdep_write</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, const void *buffer, size_t size)</td></tr> <tr class="memdesc:ga4c158ce0db68b8bfac1a00abe5e2ffcd"><td class="mdescLeft"> </td><td class="mdescRight">write bytes using HwDep handle <a href="#ga4c158ce0db68b8bfac1a00abe5e2ffcd">More...</a><br/></td></tr> <tr class="separator:ga4c158ce0db68b8bfac1a00abe5e2ffcd"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga7ef0c6e7ae7b838d509dd09b800b321f"><td class="memItemLeft" align="right" valign="top">ssize_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga7ef0c6e7ae7b838d509dd09b800b321f">snd_hwdep_read</a> (<a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> *hwdep, void *buffer, size_t size)</td></tr> <tr class="memdesc:ga7ef0c6e7ae7b838d509dd09b800b321f"><td class="mdescLeft"> </td><td class="mdescRight">read bytes using HwDep handle <a href="#ga7ef0c6e7ae7b838d509dd09b800b321f">More...</a><br/></td></tr> <tr class="separator:ga7ef0c6e7ae7b838d509dd09b800b321f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gad39906514d5d04b7ebcc190382b8bd27"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gad39906514d5d04b7ebcc190382b8bd27">snd_hwdep_info_sizeof</a> (void)</td></tr> <tr class="memdesc:gad39906514d5d04b7ebcc190382b8bd27"><td class="mdescLeft"> </td><td class="mdescRight">get size of the snd_hwdep_info_t structure in bytes <a href="#gad39906514d5d04b7ebcc190382b8bd27">More...</a><br/></td></tr> <tr class="separator:gad39906514d5d04b7ebcc190382b8bd27"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gab6831cd666bea427ab3779710e90a857"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gab6831cd666bea427ab3779710e90a857">snd_hwdep_info_malloc</a> (<a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> **<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)</td></tr> <tr class="memdesc:gab6831cd666bea427ab3779710e90a857"><td class="mdescLeft"> </td><td class="mdescRight">allocate a new snd_hwdep_info_t structure <a href="#gab6831cd666bea427ab3779710e90a857">More...</a><br/></td></tr> <tr class="separator:gab6831cd666bea427ab3779710e90a857"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga9e19ef5118f808962689c3d947af1a00"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga9e19ef5118f808962689c3d947af1a00">snd_hwdep_info_free</a> (<a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *obj)</td></tr> <tr class="memdesc:ga9e19ef5118f808962689c3d947af1a00"><td class="mdescLeft"> </td><td class="mdescRight">frees the snd_hwdep_info_t structure <a href="#ga9e19ef5118f808962689c3d947af1a00">More...</a><br/></td></tr> <tr class="separator:ga9e19ef5118f808962689c3d947af1a00"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga3132936fc99968e59df02711d2927018"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga3132936fc99968e59df02711d2927018">snd_hwdep_info_copy</a> (<a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *dst, const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *src)</td></tr> <tr class="memdesc:ga3132936fc99968e59df02711d2927018"><td class="mdescLeft"> </td><td class="mdescRight">copy one snd_hwdep_info_t structure to another <a href="#ga3132936fc99968e59df02711d2927018">More...</a><br/></td></tr> <tr class="separator:ga3132936fc99968e59df02711d2927018"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga23deebecc5e88b0124222ebf73999c24"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga23deebecc5e88b0124222ebf73999c24">snd_hwdep_info_get_device</a> (const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *obj)</td></tr> <tr class="memdesc:ga23deebecc5e88b0124222ebf73999c24"><td class="mdescLeft"> </td><td class="mdescRight">get hwdep device number <a href="#ga23deebecc5e88b0124222ebf73999c24">More...</a><br/></td></tr> <tr class="separator:ga23deebecc5e88b0124222ebf73999c24"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga04193d4395908c0e31ac826ac05d3824"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga04193d4395908c0e31ac826ac05d3824">snd_hwdep_info_get_card</a> (const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *obj)</td></tr> <tr class="memdesc:ga04193d4395908c0e31ac826ac05d3824"><td class="mdescLeft"> </td><td class="mdescRight">get hwdep card number <a href="#ga04193d4395908c0e31ac826ac05d3824">More...</a><br/></td></tr> <tr class="separator:ga04193d4395908c0e31ac826ac05d3824"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga80bb1ca217fa051086e7f2ab5821ee34"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga80bb1ca217fa051086e7f2ab5821ee34">snd_hwdep_info_get_id</a> (const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *obj)</td></tr> <tr class="memdesc:ga80bb1ca217fa051086e7f2ab5821ee34"><td class="mdescLeft"> </td><td class="mdescRight">get hwdep driver identifier <a href="#ga80bb1ca217fa051086e7f2ab5821ee34">More...</a><br/></td></tr> <tr class="separator:ga80bb1ca217fa051086e7f2ab5821ee34"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaf7f6251acc0f26d6fefc2c28fcf90c6a"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaf7f6251acc0f26d6fefc2c28fcf90c6a">snd_hwdep_info_get_name</a> (const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *obj)</td></tr> <tr class="memdesc:gaf7f6251acc0f26d6fefc2c28fcf90c6a"><td class="mdescLeft"> </td><td class="mdescRight">get hwdep driver name <a href="#gaf7f6251acc0f26d6fefc2c28fcf90c6a">More...</a><br/></td></tr> <tr class="separator:gaf7f6251acc0f26d6fefc2c28fcf90c6a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga7d846bea699c0917f54d75fe5d76a58e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___hw_dep.html#ga288eb9342aaea8317a7bfa03b22feaca">snd_hwdep_iface_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga7d846bea699c0917f54d75fe5d76a58e">snd_hwdep_info_get_iface</a> (const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *obj)</td></tr> <tr class="memdesc:ga7d846bea699c0917f54d75fe5d76a58e"><td class="mdescLeft"> </td><td class="mdescRight">get hwdep protocol interface <a href="#ga7d846bea699c0917f54d75fe5d76a58e">More...</a><br/></td></tr> <tr class="separator:ga7d846bea699c0917f54d75fe5d76a58e"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga5f497ef1c3a675af203923d93eda4202"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga5f497ef1c3a675af203923d93eda4202">snd_hwdep_info_set_device</a> (<a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> *obj, unsigned int val)</td></tr> <tr class="memdesc:ga5f497ef1c3a675af203923d93eda4202"><td class="mdescLeft"> </td><td class="mdescRight">set hwdep device number <a href="#ga5f497ef1c3a675af203923d93eda4202">More...</a><br/></td></tr> <tr class="separator:ga5f497ef1c3a675af203923d93eda4202"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga54205faff69bdd35b996863094bafada"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga54205faff69bdd35b996863094bafada">snd_hwdep_dsp_status_sizeof</a> (void)</td></tr> <tr class="memdesc:ga54205faff69bdd35b996863094bafada"><td class="mdescLeft"> </td><td class="mdescRight">get size of the snd_hwdep_dsp_status_t structure in bytes <a href="#ga54205faff69bdd35b996863094bafada">More...</a><br/></td></tr> <tr class="separator:ga54205faff69bdd35b996863094bafada"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga444c5bd71b0a3756084450dfb7528c6d"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga444c5bd71b0a3756084450dfb7528c6d">snd_hwdep_dsp_status_malloc</a> (<a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> **<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)</td></tr> <tr class="memdesc:ga444c5bd71b0a3756084450dfb7528c6d"><td class="mdescLeft"> </td><td class="mdescRight">allocate a new snd_hwdep_dsp_status_t structure <a href="#ga444c5bd71b0a3756084450dfb7528c6d">More...</a><br/></td></tr> <tr class="separator:ga444c5bd71b0a3756084450dfb7528c6d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaa7d3a0f8f01805b10342581893e9671e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaa7d3a0f8f01805b10342581893e9671e">snd_hwdep_dsp_status_free</a> (<a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *obj)</td></tr> <tr class="memdesc:gaa7d3a0f8f01805b10342581893e9671e"><td class="mdescLeft"> </td><td class="mdescRight">frees the snd_hwdep_dsp_status_t structure <a href="#gaa7d3a0f8f01805b10342581893e9671e">More...</a><br/></td></tr> <tr class="separator:gaa7d3a0f8f01805b10342581893e9671e"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gacc06c08ac09beec6b50fddf5496ce25b"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gacc06c08ac09beec6b50fddf5496ce25b">snd_hwdep_dsp_status_copy</a> (<a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *dst, const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *src)</td></tr> <tr class="memdesc:gacc06c08ac09beec6b50fddf5496ce25b"><td class="mdescLeft"> </td><td class="mdescRight">copy one snd_hwdep_dsp_status_t structure to another <a href="#gacc06c08ac09beec6b50fddf5496ce25b">More...</a><br/></td></tr> <tr class="separator:gacc06c08ac09beec6b50fddf5496ce25b"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga52f6b403c2a4947c647043fdd7c5dbf7"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga52f6b403c2a4947c647043fdd7c5dbf7">snd_hwdep_dsp_status_get_version</a> (const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *obj)</td></tr> <tr class="memdesc:ga52f6b403c2a4947c647043fdd7c5dbf7"><td class="mdescLeft"> </td><td class="mdescRight">get the driver version of dsp loader <a href="#ga52f6b403c2a4947c647043fdd7c5dbf7">More...</a><br/></td></tr> <tr class="separator:ga52f6b403c2a4947c647043fdd7c5dbf7"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga3f62477a689ef9e84048f7ba8e33a792"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga3f62477a689ef9e84048f7ba8e33a792">snd_hwdep_dsp_status_get_id</a> (const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *obj)</td></tr> <tr class="memdesc:ga3f62477a689ef9e84048f7ba8e33a792"><td class="mdescLeft"> </td><td class="mdescRight">get the driver id of dsp loader <a href="#ga3f62477a689ef9e84048f7ba8e33a792">More...</a><br/></td></tr> <tr class="separator:ga3f62477a689ef9e84048f7ba8e33a792"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gac49bce861455b700ba79c3eb9f73aae9"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gac49bce861455b700ba79c3eb9f73aae9">snd_hwdep_dsp_status_get_num_dsps</a> (const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *obj)</td></tr> <tr class="memdesc:gac49bce861455b700ba79c3eb9f73aae9"><td class="mdescLeft"> </td><td class="mdescRight">get number of dsp blocks <a href="#gac49bce861455b700ba79c3eb9f73aae9">More...</a><br/></td></tr> <tr class="separator:gac49bce861455b700ba79c3eb9f73aae9"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga6c5e57aaf95a248814897bd80e12edf4"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga6c5e57aaf95a248814897bd80e12edf4">snd_hwdep_dsp_status_get_dsp_loaded</a> (const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *obj)</td></tr> <tr class="memdesc:ga6c5e57aaf95a248814897bd80e12edf4"><td class="mdescLeft"> </td><td class="mdescRight">get the bit flags of the loaded dsp blocks <a href="#ga6c5e57aaf95a248814897bd80e12edf4">More...</a><br/></td></tr> <tr class="separator:ga6c5e57aaf95a248814897bd80e12edf4"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaf49d8044583b6f0c890bbb6a493734e8"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaf49d8044583b6f0c890bbb6a493734e8">snd_hwdep_dsp_status_get_chip_ready</a> (const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> *obj)</td></tr> <tr class="memdesc:gaf49d8044583b6f0c890bbb6a493734e8"><td class="mdescLeft"> </td><td class="mdescRight">get the chip status of dsp loader <a href="#gaf49d8044583b6f0c890bbb6a493734e8">More...</a><br/></td></tr> <tr class="separator:gaf49d8044583b6f0c890bbb6a493734e8"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga8a5e773b145d973ea5c75057974a371d"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga8a5e773b145d973ea5c75057974a371d">snd_hwdep_dsp_image_sizeof</a> (void)</td></tr> <tr class="memdesc:ga8a5e773b145d973ea5c75057974a371d"><td class="mdescLeft"> </td><td class="mdescRight">get size of the snd_hwdep_dsp_image_t structure in bytes <a href="#ga8a5e773b145d973ea5c75057974a371d">More...</a><br/></td></tr> <tr class="separator:ga8a5e773b145d973ea5c75057974a371d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gacf44ffc69400d7d195809c18cb71f89d"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gacf44ffc69400d7d195809c18cb71f89d">snd_hwdep_dsp_image_malloc</a> (<a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> **<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)</td></tr> <tr class="memdesc:gacf44ffc69400d7d195809c18cb71f89d"><td class="mdescLeft"> </td><td class="mdescRight">allocate a new snd_hwdep_dsp_image_t structure <a href="#gacf44ffc69400d7d195809c18cb71f89d">More...</a><br/></td></tr> <tr class="separator:gacf44ffc69400d7d195809c18cb71f89d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga95c9c00e3b9b20ba6a92ac9d14c5cfdd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga95c9c00e3b9b20ba6a92ac9d14c5cfdd">snd_hwdep_dsp_image_free</a> (<a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj)</td></tr> <tr class="memdesc:ga95c9c00e3b9b20ba6a92ac9d14c5cfdd"><td class="mdescLeft"> </td><td class="mdescRight">frees the snd_hwdep_dsp_image_t structure <a href="#ga95c9c00e3b9b20ba6a92ac9d14c5cfdd">More...</a><br/></td></tr> <tr class="separator:ga95c9c00e3b9b20ba6a92ac9d14c5cfdd"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga4178c718645804dffde98bf210e447b5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga4178c718645804dffde98bf210e447b5">snd_hwdep_dsp_image_copy</a> (<a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *dst, const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *src)</td></tr> <tr class="memdesc:ga4178c718645804dffde98bf210e447b5"><td class="mdescLeft"> </td><td class="mdescRight">copy one snd_hwdep_dsp_image_t structure to another <a href="#ga4178c718645804dffde98bf210e447b5">More...</a><br/></td></tr> <tr class="separator:ga4178c718645804dffde98bf210e447b5"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gada5fa0eaa5a4a941dc5b79ae1897db76"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gada5fa0eaa5a4a941dc5b79ae1897db76">snd_hwdep_dsp_image_get_index</a> (const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj)</td></tr> <tr class="memdesc:gada5fa0eaa5a4a941dc5b79ae1897db76"><td class="mdescLeft"> </td><td class="mdescRight">get the DSP block index <a href="#gada5fa0eaa5a4a941dc5b79ae1897db76">More...</a><br/></td></tr> <tr class="separator:gada5fa0eaa5a4a941dc5b79ae1897db76"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga025e4656f44f73d8c372b8b10285f202"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga025e4656f44f73d8c372b8b10285f202">snd_hwdep_dsp_image_get_name</a> (const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj)</td></tr> <tr class="memdesc:ga025e4656f44f73d8c372b8b10285f202"><td class="mdescLeft"> </td><td class="mdescRight">get the name of the DSP block <a href="#ga025e4656f44f73d8c372b8b10285f202">More...</a><br/></td></tr> <tr class="separator:ga025e4656f44f73d8c372b8b10285f202"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga330539511a4fe2936351b34a26cf96ff"><td class="memItemLeft" align="right" valign="top">const void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga330539511a4fe2936351b34a26cf96ff">snd_hwdep_dsp_image_get_image</a> (const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj)</td></tr> <tr class="memdesc:ga330539511a4fe2936351b34a26cf96ff"><td class="mdescLeft"> </td><td class="mdescRight">get the image pointer of the DSP block <a href="#ga330539511a4fe2936351b34a26cf96ff">More...</a><br/></td></tr> <tr class="separator:ga330539511a4fe2936351b34a26cf96ff"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaf6087e4530245055c8cceaa74df629aa"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gaf6087e4530245055c8cceaa74df629aa">snd_hwdep_dsp_image_get_length</a> (const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj)</td></tr> <tr class="memdesc:gaf6087e4530245055c8cceaa74df629aa"><td class="mdescLeft"> </td><td class="mdescRight">get the length of the DSP block <a href="#gaf6087e4530245055c8cceaa74df629aa">More...</a><br/></td></tr> <tr class="separator:gaf6087e4530245055c8cceaa74df629aa"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga6e93c88a4595ac0915211dca5f46ab72"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga6e93c88a4595ac0915211dca5f46ab72">snd_hwdep_dsp_image_set_index</a> (<a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj, unsigned int _index)</td></tr> <tr class="memdesc:ga6e93c88a4595ac0915211dca5f46ab72"><td class="mdescLeft"> </td><td class="mdescRight">set the DSP block index <a href="#ga6e93c88a4595ac0915211dca5f46ab72">More...</a><br/></td></tr> <tr class="separator:ga6e93c88a4595ac0915211dca5f46ab72"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gab6529c1bf1aba5bf2abdbbf157a4e9e0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#gab6529c1bf1aba5bf2abdbbf157a4e9e0">snd_hwdep_dsp_image_set_name</a> (<a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj, const char *name)</td></tr> <tr class="memdesc:gab6529c1bf1aba5bf2abdbbf157a4e9e0"><td class="mdescLeft"> </td><td class="mdescRight">set the name of the DSP block <a href="#gab6529c1bf1aba5bf2abdbbf157a4e9e0">More...</a><br/></td></tr> <tr class="separator:gab6529c1bf1aba5bf2abdbbf157a4e9e0"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga3da9921e2aab7ab9ed91a39c4f3f6a0f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga3da9921e2aab7ab9ed91a39c4f3f6a0f">snd_hwdep_dsp_image_set_image</a> (<a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj, void *buffer)</td></tr> <tr class="memdesc:ga3da9921e2aab7ab9ed91a39c4f3f6a0f"><td class="mdescLeft"> </td><td class="mdescRight">set the DSP block image pointer <a href="#ga3da9921e2aab7ab9ed91a39c4f3f6a0f">More...</a><br/></td></tr> <tr class="separator:ga3da9921e2aab7ab9ed91a39c4f3f6a0f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga6de5750e29632c68af2648dcb11a1429"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___hw_dep.html#ga6de5750e29632c68af2648dcb11a1429">snd_hwdep_dsp_image_set_length</a> (<a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> *obj, size_t length)</td></tr> <tr class="memdesc:ga6de5750e29632c68af2648dcb11a1429"><td class="mdescLeft"> </td><td class="mdescRight">set the DSP block length <a href="#ga6de5750e29632c68af2648dcb11a1429">More...</a><br/></td></tr> <tr class="separator:ga6de5750e29632c68af2648dcb11a1429"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <p>The Hardware Dependant Interface. </p> <h2 class="groupheader">Macro Definition Documentation</h2> <a class="anchor" id="gadbdb136d096a033b5a37da051334c311"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SND_HWDEP_DLSYM_VERSION   _dlsym_hwdep_001</td> </tr> </table> </div><div class="memdoc"> <p>dlsym version for interface entry callback </p> </div> </div> <a class="anchor" id="ga228ee5cb7404cabc425d8aa135287475"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define snd_hwdep_dsp_image_alloca</td> <td>(</td> <td class="paramtype"> </td> <td class="paramname"><a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a></td><td>)</td> <td>   <a class="el" href="group___global.html#ga0d723ca68908f9c4eb7c6e9eb03cff3f">__snd_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>, snd_hwdep_dsp_image)</td> </tr> </table> </div><div class="memdoc"> <p>allocate <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> container on stack </p> </div> </div> <a class="anchor" id="gaa8ff5094038689503524a6c38e7064cd"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define snd_hwdep_dsp_status_alloca</td> <td>(</td> <td class="paramtype"> </td> <td class="paramname"><a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a></td><td>)</td> <td>   <a class="el" href="group___global.html#ga0d723ca68908f9c4eb7c6e9eb03cff3f">__snd_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>, <a class="el" href="group___hw_dep.html#gaf071b6171019a11a72367cc7f9613f5d">snd_hwdep_dsp_status</a>)</td> </tr> </table> </div><div class="memdoc"> <p>allocate <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> container on stack </p> </div> </div> <a class="anchor" id="ga209969eb18c5461a5cf2ce331c8d0898"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define snd_hwdep_info_alloca</td> <td>(</td> <td class="paramtype"> </td> <td class="paramname"><a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a></td><td>)</td> <td>   <a class="el" href="group___global.html#ga0d723ca68908f9c4eb7c6e9eb03cff3f">__snd_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>, <a class="el" href="group___hw_dep.html#ga97f208875f4ec6a253f088e3c2c084c1">snd_hwdep_info</a>)</td> </tr> </table> </div><div class="memdoc"> <p>allocate <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> container on stack </p> </div> </div> <a class="anchor" id="ga65dd0ca8c1810b8e9c7f9d95a09d444f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SND_HWDEP_OPEN_DUPLEX   (O_RDWR)</td> </tr> </table> </div><div class="memdoc"> <p>open for reading and writing </p> </div> </div> <a class="anchor" id="gaf29d78d2741d1b7dc2647cd2e6525a10"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SND_HWDEP_OPEN_NONBLOCK   (O_NONBLOCK)</td> </tr> </table> </div><div class="memdoc"> <p>open mode flag: open in nonblock mode </p> </div> </div> <a class="anchor" id="ga0c719693523de2875822c7c488aa46af"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SND_HWDEP_OPEN_READ   (O_RDONLY)</td> </tr> </table> </div><div class="memdoc"> <p>open for reading </p> </div> </div> <a class="anchor" id="ga256f488476a56156609160ce2a8ff4fb"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SND_HWDEP_OPEN_WRITE   (O_WRONLY)</td> </tr> </table> </div><div class="memdoc"> <p>open for writing </p> </div> </div> <h2 class="groupheader">Typedef Documentation</h2> <a class="anchor" id="ga041c777902d3888a5b000ccd305f32ce"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef struct _snd_hwdep_dsp_image <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a></td> </tr> </table> </div><div class="memdoc"> <p>HwDep DSP image container </p> </div> </div> <a class="anchor" id="ga904ac34d4d2af6c080aa01d9d70f6ef2"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef struct _snd_hwdep_dsp_status <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a></td> </tr> </table> </div><div class="memdoc"> <p>HwDep DSP status container </p> </div> </div> <a class="anchor" id="ga12be97323a913a065524c01fb163cb29"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef struct _snd_hwdep_info <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a></td> </tr> </table> </div><div class="memdoc"> <p>HwDep information container </p> </div> </div> <a class="anchor" id="ga1f13b151f43d06b257c71570010b2ed0"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef struct _snd_hwdep <a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a></td> </tr> </table> </div><div class="memdoc"> <p>HwDep handle </p> </div> </div> <h2 class="groupheader">Enumeration Type Documentation</h2> <a class="anchor" id="ga288eb9342aaea8317a7bfa03b22feaca"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">enum <a class="el" href="group___hw_dep.html#ga288eb9342aaea8317a7bfa03b22feaca">snd_hwdep_iface_t</a></td> </tr> </table> </div><div class="memdoc"> <p>HwDep interface </p> <table class="fieldtable"> <tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa06892f4442380329139dfd755454b3d1"></a>SND_HWDEP_IFACE_OPL2</em> </td><td class="fielddoc"> <p>OPL2 raw driver </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa952e48f4f4fc5fb7f2472c5d0c679b36"></a>SND_HWDEP_IFACE_OPL3</em> </td><td class="fielddoc"> <p>OPL3 raw driver </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa122462f3f79578ac7408b476313ffa72"></a>SND_HWDEP_IFACE_OPL4</em> </td><td class="fielddoc"> <p>OPL4 raw driver </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa1043d86e7c1b34d3b844892674406aa4"></a>SND_HWDEP_IFACE_SB16CSP</em> </td><td class="fielddoc"> <p>SB16CSP driver </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa805de2b442f7da96cea9d3864df67f14"></a>SND_HWDEP_IFACE_EMU10K1</em> </td><td class="fielddoc"> <p>EMU10K1 driver </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa469940712513383aeb94e239e3388efb"></a>SND_HWDEP_IFACE_YSS225</em> </td><td class="fielddoc"> <p>YSS225 driver </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaafcd56e8aff83d4be3a9708f7d9f74204"></a>SND_HWDEP_IFACE_ICS2115</em> </td><td class="fielddoc"> <p>ICS2115 driver </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaad85f235cbfcb8ba4300d3ef6252ea62c"></a>SND_HWDEP_IFACE_SSCAPE</em> </td><td class="fielddoc"> <p>Ensoniq SoundScape ISA card (MC68EC000) </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa4a96dcd5734fe382cbfe8545522fa7e8"></a>SND_HWDEP_IFACE_VX</em> </td><td class="fielddoc"> <p>Digigram VX cards </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa47cfeee8ec9532f213b2151c9f411990"></a>SND_HWDEP_IFACE_MIXART</em> </td><td class="fielddoc"> <p>Digigram miXart cards </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaae7f996ad6c0601e558353404e32c4366"></a>SND_HWDEP_IFACE_USX2Y</em> </td><td class="fielddoc"> <p>Tascam US122, US224 & US428 usb </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa01f290961f48f4981d91b158f517000f"></a>SND_HWDEP_IFACE_EMUX_WAVETABLE</em> </td><td class="fielddoc"> <p>EmuX wavetable </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaaa644270f5423d396c973f32c82d489bf"></a>SND_HWDEP_IFACE_BLUETOOTH</em> </td><td class="fielddoc"> <p>Bluetooth audio </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa72513cceee36da63f12514742d491a29"></a>SND_HWDEP_IFACE_USX2Y_PCM</em> </td><td class="fielddoc"> <p>Tascam US122, US224 & US428 raw USB PCM </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa1871ee51a3434c7cf0e1afdff93c5775"></a>SND_HWDEP_IFACE_PCXHR</em> </td><td class="fielddoc"> <p>Digigram PCXHR </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa517dcdf103a96fab2aad10e8df123afc"></a>SND_HWDEP_IFACE_SB_RC</em> </td><td class="fielddoc"> <p>SB Extigy/Audigy2NX remote control </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaaf386ce97ea4a4bc1ae73be55da7e1b6d"></a>SND_HWDEP_IFACE_HDA</em> </td><td class="fielddoc"> <p>HD-audio </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa9dc5977a60b6d155fc6f6689f5208cab"></a>SND_HWDEP_IFACE_USB_STREAM</em> </td><td class="fielddoc"> <p>direct access to usb stream </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaad82269a7bf2ea4c8ea69511292071ae8"></a>SND_HWDEP_IFACE_FW_DICE</em> </td><td class="fielddoc"> <p>TC DICE FireWire device </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa98638b800a2d27eca5e70a63571e8c65"></a>SND_HWDEP_IFACE_FW_FIREWORKS</em> </td><td class="fielddoc"> <p>Echo Audio Fireworks based device </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa6fdaff4ff3d98b2d74815ee058fd574e"></a>SND_HWDEP_IFACE_FW_BEBOB</em> </td><td class="fielddoc"> <p>BridgeCo BeBoB based device </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaab405c3453e2ec2c437945b2aeac92d09"></a>SND_HWDEP_IFACE_FW_OXFW</em> </td><td class="fielddoc"> <p>Oxford OXFW970/971 based device </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga288eb9342aaea8317a7bfa03b22feacaa08d49aeea9f376daf523a8f7b2825744"></a>SND_HWDEP_IFACE_LAST</em> </td><td class="fielddoc"> <p>last known hwdep interface </p> </td></tr> </table> </div> </div> <a class="anchor" id="ga839de1d3a2bf9495cc631c08099bca79"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">enum <a class="el" href="group___hw_dep.html#ga839de1d3a2bf9495cc631c08099bca79">snd_hwdep_type_t</a></td> </tr> </table> </div><div class="memdoc"> <p>HwDep handle type </p> <table class="fieldtable"> <tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="gga839de1d3a2bf9495cc631c08099bca79a177e7de0de2e799ff985de775ebee841"></a>SND_HWDEP_TYPE_HW</em> </td><td class="fielddoc"> <p>Kernel level HwDep </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga839de1d3a2bf9495cc631c08099bca79a59cee94d2b24ab7d23be97cb88705e64"></a>SND_HWDEP_TYPE_SHM</em> </td><td class="fielddoc"> <p>Shared memory client HwDep (not yet implemented) </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gga839de1d3a2bf9495cc631c08099bca79ae9843ef92e5b944c9b0623389a38fe29"></a>SND_HWDEP_TYPE_INET</em> </td><td class="fielddoc"> <p>INET client HwDep (not yet implemented) </p> </td></tr> </table> </div> </div> <h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="ga35ba1e894c069b37012604abf1432314"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_close </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>close HwDep handle </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code</dd></dl> <p>Closes the specified HwDep handle and frees all associated resources. </p> </div> </div> <a class="anchor" id="ga4178c718645804dffde98bf210e447b5"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_image_copy </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>src</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>copy one snd_hwdep_dsp_image_t structure to another </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>destination snd_hwdep_dsp_image_t structure </td></tr> <tr><td class="paramname">src</td><td>source snd_hwdep_dsp_image_t structure </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga95c9c00e3b9b20ba6a92ac9d14c5cfdd"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_image_free </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>frees the snd_hwdep_dsp_image_t structure </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>pointer to the snd_hwdep_dsp_image_t structure to free</td></tr> </table> </dd> </dl> <p>Frees the given snd_hwdep_dsp_image_t structure using the standard free C library function. </p> </div> </div> <a class="anchor" id="ga330539511a4fe2936351b34a26cf96ff"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const void* snd_hwdep_dsp_image_get_image </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the image pointer of the DSP block </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>the image pointer of the DSP block </dd></dl> </div> </div> <a class="anchor" id="gada5fa0eaa5a4a941dc5b79ae1897db76"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned int snd_hwdep_dsp_image_get_index </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the DSP block index </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>the index of the DSP block </dd></dl> </div> </div> <a class="anchor" id="gaf6087e4530245055c8cceaa74df629aa"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">size_t snd_hwdep_dsp_image_get_length </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the length of the DSP block </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>the length of the DSP block in bytes </dd></dl> </div> </div> <a class="anchor" id="ga025e4656f44f73d8c372b8b10285f202"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const char* snd_hwdep_dsp_image_get_name </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the name of the DSP block </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>the name string of the DSP block </dd></dl> </div> </div> <a class="anchor" id="gacf44ffc69400d7d195809c18cb71f89d"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_dsp_image_malloc </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> ** </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>allocate a new snd_hwdep_dsp_image_t structure </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>returned pointer </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code if fails</dd></dl> <p>Allocates a new snd_hwdep_dsp_image_t structure using the standard malloc C library function. </p> </div> </div> <a class="anchor" id="ga3da9921e2aab7ab9ed91a39c4f3f6a0f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_image_set_image </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>image</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>set the DSP block image pointer </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> <tr><td class="paramname">image</td><td>the DSP image pointer </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga6e93c88a4595ac0915211dca5f46ab72"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_image_set_index </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int </td> <td class="paramname"><em>index</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>set the DSP block index </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> <tr><td class="paramname">index</td><td>the index value to set </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga6de5750e29632c68af2648dcb11a1429"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_image_set_length </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"><em>length</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>set the DSP block length </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> <tr><td class="paramname">length</td><td>the length of the DSP block </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gab6529c1bf1aba5bf2abdbbf157a4e9e0"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_image_set_name </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const char * </td> <td class="paramname"><em>name</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>set the name of the DSP block </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_image_t structure </td></tr> <tr><td class="paramname">name</td><td>the name string </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga8a5e773b145d973ea5c75057974a371d"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">size_t snd_hwdep_dsp_image_sizeof </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get size of the snd_hwdep_dsp_image_t structure in bytes </p> <dl class="section return"><dt>Returns</dt><dd>size of the snd_hwdep_dsp_image_t structure in bytes </dd></dl> </div> </div> <a class="anchor" id="ga7316c8ce8d4ba06b58e6536e3cf96223"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_dsp_load </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga041c777902d3888a5b000ccd305f32ce">snd_hwdep_dsp_image_t</a> * </td> <td class="paramname"><em>block</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>load the DSP block </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">block</td><td>pointer to a snd_hwdep_dsp_image_t structure to transfer </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code </dd></dl> </div> </div> <a class="anchor" id="gaf071b6171019a11a72367cc7f9613f5d"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_dsp_status </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>info</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>get the DSP status information </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">info</td><td>pointer to a snd_hwdep_dsp_status_t structure to be filled </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code </dd></dl> </div> </div> <a class="anchor" id="gacc06c08ac09beec6b50fddf5496ce25b"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_status_copy </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>src</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>copy one snd_hwdep_dsp_status_t structure to another </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>destination snd_hwdep_dsp_status_t structure </td></tr> <tr><td class="paramname">src</td><td>source snd_hwdep_dsp_status_t structure </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gaa7d3a0f8f01805b10342581893e9671e"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_dsp_status_free </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>frees the snd_hwdep_dsp_status_t structure </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>pointer to the snd_hwdep_dsp_status_t structure to free</td></tr> </table> </dd> </dl> <p>Frees the given snd_hwdep_dsp_status_t structure using the standard free C library function. </p> </div> </div> <a class="anchor" id="gaf49d8044583b6f0c890bbb6a493734e8"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned int snd_hwdep_dsp_status_get_chip_ready </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the chip status of dsp loader </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_status_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>non-zero if all DSP blocks are loaded and the chip is ready </dd></dl> </div> </div> <a class="anchor" id="ga6c5e57aaf95a248814897bd80e12edf4"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned int snd_hwdep_dsp_status_get_dsp_loaded </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the bit flags of the loaded dsp blocks </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>pointer to a snd_hwdep_dsp_status_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>the big flags of the loaded dsp blocks </dd></dl> </div> </div> <a class="anchor" id="ga3f62477a689ef9e84048f7ba8e33a792"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const char* snd_hwdep_dsp_status_get_id </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the driver id of dsp loader </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_status_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>the driver id string </dd></dl> </div> </div> <a class="anchor" id="gac49bce861455b700ba79c3eb9f73aae9"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned int snd_hwdep_dsp_status_get_num_dsps </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get number of dsp blocks </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_status_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>number of dsp blocks </dd></dl> </div> </div> <a class="anchor" id="ga52f6b403c2a4947c647043fdd7c5dbf7"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned int snd_hwdep_dsp_status_get_version </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get the driver version of dsp loader </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_dsp_status_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>the driver version </dd></dl> </div> </div> <a class="anchor" id="ga444c5bd71b0a3756084450dfb7528c6d"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_dsp_status_malloc </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga904ac34d4d2af6c080aa01d9d70f6ef2">snd_hwdep_dsp_status_t</a> ** </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>allocate a new snd_hwdep_dsp_status_t structure </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>returned pointer </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code if fails</dd></dl> <p>Allocates a new snd_hwdep_dsp_status_t structure using the standard malloc C library function. </p> </div> </div> <a class="anchor" id="ga54205faff69bdd35b996863094bafada"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">size_t snd_hwdep_dsp_status_sizeof </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get size of the snd_hwdep_dsp_status_t structure in bytes </p> <dl class="section return"><dt>Returns</dt><dd>size of the snd_hwdep_dsp_status_t structure in bytes </dd></dl> </div> </div> <a class="anchor" id="ga97f208875f4ec6a253f088e3c2c084c1"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_info </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>info</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>get information about HwDep handle </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">info</td><td>pointer to a snd_hwdep_info_t structure to be filled </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code </dd></dl> </div> </div> <a class="anchor" id="ga3132936fc99968e59df02711d2927018"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_info_copy </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>dst</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>src</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>copy one snd_hwdep_info_t structure to another </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">dst</td><td>destination snd_hwdep_info_t structure </td></tr> <tr><td class="paramname">src</td><td>source snd_hwdep_info_t structure </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga9e19ef5118f808962689c3d947af1a00"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_info_free </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>frees the snd_hwdep_info_t structure </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>pointer to the snd_hwdep_info_t structure to free</td></tr> </table> </dd> </dl> <p>Frees the given snd_hwdep_info_t structure using the standard free C library function. </p> </div> </div> <a class="anchor" id="ga04193d4395908c0e31ac826ac05d3824"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_info_get_card </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get hwdep card number </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_info_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>hwdep card number </dd></dl> </div> </div> <a class="anchor" id="ga23deebecc5e88b0124222ebf73999c24"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned int snd_hwdep_info_get_device </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get hwdep device number </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>pointer to a snd_hwdep_info_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>hwdep device number </dd></dl> </div> </div> <a class="anchor" id="ga80bb1ca217fa051086e7f2ab5821ee34"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const char* snd_hwdep_info_get_id </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get hwdep driver identifier </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_info_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>hwdep driver identifier </dd></dl> </div> </div> <a class="anchor" id="ga7d846bea699c0917f54d75fe5d76a58e"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group___hw_dep.html#ga288eb9342aaea8317a7bfa03b22feaca">snd_hwdep_iface_t</a> snd_hwdep_info_get_iface </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get hwdep protocol interface </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_info_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>hwdep protocol interface </dd></dl> </div> </div> <a class="anchor" id="gaf7f6251acc0f26d6fefc2c28fcf90c6a"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const char* snd_hwdep_info_get_name </td> <td>(</td> <td class="paramtype">const <a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get hwdep driver name </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_info_t structure </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>hwdep driver name </dd></dl> </div> </div> <a class="anchor" id="gab6831cd666bea427ab3779710e90a857"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_info_malloc </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> ** </td> <td class="paramname"><em>info</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>allocate a new snd_hwdep_info_t structure </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">info</td><td>returned pointer </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code if fails</dd></dl> <p>Allocates a new snd_hwdep_info_t structure using the standard malloc C library function. </p> </div> </div> <a class="anchor" id="ga5f497ef1c3a675af203923d93eda4202"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void snd_hwdep_info_set_device </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga12be97323a913a065524c01fb163cb29">snd_hwdep_info_t</a> * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int </td> <td class="paramname"><em>val</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>set hwdep device number </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>pointer to a snd_hwdep_info_t structure </td></tr> <tr><td class="paramname">val</td><td>hwdep device </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gad39906514d5d04b7ebcc190382b8bd27"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">size_t snd_hwdep_info_sizeof </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get size of the snd_hwdep_info_t structure in bytes </p> <dl class="section return"><dt>Returns</dt><dd>size of the snd_hwdep_info_t structure in bytes </dd></dl> </div> </div> <a class="anchor" id="ga74f5260b0f5f779932bfe7afcf68ecb1"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_ioctl </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int </td> <td class="paramname"><em>request</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>arg</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>do hardware dependent ioctl </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">request</td><td>ioctl command </td></tr> <tr><td class="paramname">arg</td><td>ioctl argument </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code </dd></dl> </div> </div> <a class="anchor" id="ga6eaa5f13367625587fdd955fb4cb4c51"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_nonblock </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nonblock</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>set nonblock mode </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">nonblock</td><td>0 = block, 1 = nonblock mode </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code </dd></dl> </div> </div> <a class="anchor" id="gaade8a9030fadb398fdb6d139f360f07e"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_open </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> ** </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const char * </td> <td class="paramname"><em>name</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>mode</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Opens a new connection to the HwDep interface. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>Returned handle (NULL if not wanted) </td></tr> <tr><td class="paramname">name</td><td>ASCII identifier of the HwDep handle </td></tr> <tr><td class="paramname">mode</td><td>Open mode </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 on success otherwise a negative error code</dd></dl> <p>Opens a new connection to the HwDep interface specified with an ASCII identifier and mode. </p> </div> </div> <a class="anchor" id="ga179b89384deb4c5a76b7017e6ba6af88"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_poll_descriptors </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">struct pollfd * </td> <td class="paramname"><em>pfds</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int </td> <td class="paramname"><em>space</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>get poll descriptors </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">pfds</td><td>array of poll descriptors </td></tr> <tr><td class="paramname">space</td><td>space in the poll descriptor array </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>count of filled descriptors </dd></dl> </div> </div> <a class="anchor" id="gacc4e48e9d9fa90fb5e35b3502cfe6f7f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_poll_descriptors_count </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>get count of poll descriptors for HwDep handle </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>count of poll descriptors </dd></dl> </div> </div> <a class="anchor" id="ga654b2c89f1e6bc16e590161340f1e3d9"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_hwdep_poll_descriptors_revents </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">struct pollfd * </td> <td class="paramname"><em>pfds</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int </td> <td class="paramname"><em>nfds</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned short * </td> <td class="paramname"><em>revents</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>get returned events from poll descriptors </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">pfds</td><td>array of poll descriptors </td></tr> <tr><td class="paramname">nfds</td><td>count of poll descriptors </td></tr> <tr><td class="paramname">revents</td><td>returned events </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>zero if success, otherwise a negative error code </dd></dl> </div> </div> <a class="anchor" id="ga7ef0c6e7ae7b838d509dd09b800b321f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">ssize_t snd_hwdep_read </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>buffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"><em>size</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>read bytes using HwDep handle </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">buffer</td><td>buffer to store the input bytes </td></tr> <tr><td class="paramname">size</td><td>input buffer size in bytes </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga4c158ce0db68b8bfac1a00abe5e2ffcd"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">ssize_t snd_hwdep_write </td> <td>(</td> <td class="paramtype"><a class="el" href="group___hw_dep.html#ga1f13b151f43d06b257c71570010b2ed0">snd_hwdep_t</a> * </td> <td class="paramname"><em>hwdep</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const void * </td> <td class="paramname"><em>buffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"><em>size</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>write bytes using HwDep handle </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hwdep</td><td>HwDep handle </td></tr> <tr><td class="paramname">buffer</td><td>buffer containing bytes to write </td></tr> <tr><td class="paramname">size</td><td>output buffer size in bytes </td></tr> </table> </dd> </dl> </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>