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<a href="#define-members">Macros</a> |
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<div class="title">global.h File Reference</div> </div>
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<p>Application interface library for the ALSA driver.
<a href="#details">More...</a></p>
<p><a href="global_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:ga375c4dc9f0fb338999de81aab826f9d6"><td class="memItemLeft" align="right" valign="top">
#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga375c4dc9f0fb338999de81aab826f9d6">__STRING</a>(x)   #x</td></tr>
<tr class="memdesc:ga375c4dc9f0fb338999de81aab826f9d6"><td class="mdescLeft"> </td><td class="mdescRight">Return 'x' argument as string. <br /></td></tr>
<tr class="separator:ga375c4dc9f0fb338999de81aab826f9d6"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gafefcb2bb4a877727b16de5c56e09055b"><td class="memItemLeft" align="right" valign="top">
#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gafefcb2bb4a877727b16de5c56e09055b">__SND_DLSYM_VERSION</a>(name, version)</td></tr>
<tr class="memdesc:gafefcb2bb4a877727b16de5c56e09055b"><td class="mdescLeft"> </td><td class="mdescRight">Helper macro for <a class="el" href="group___global.html#ga355c462c8c5dee0aeadae17d096ba531" title="Appends the build version to the name of a versioned dynamic symbol.">SND_DLSYM_BUILD_VERSION</a>. <br /></td></tr>
<tr class="separator:gafefcb2bb4a877727b16de5c56e09055b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga355c462c8c5dee0aeadae17d096ba531"><td class="memItemLeft" align="right" valign="top">
#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga355c462c8c5dee0aeadae17d096ba531">SND_DLSYM_BUILD_VERSION</a>(name, version)</td></tr>
<tr class="memdesc:ga355c462c8c5dee0aeadae17d096ba531"><td class="mdescLeft"> </td><td class="mdescRight">Appends the build version to the name of a versioned dynamic symbol. <br /></td></tr>
<tr class="separator:ga355c462c8c5dee0aeadae17d096ba531"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga7bba39703a3275de48b3e919a2849c4b"><td class="memItemLeft" align="right" valign="top">
#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga7bba39703a3275de48b3e919a2849c4b">SND_DLSYM_VERSION</a>(version)   <a class="el" href="group___global.html#ga375c4dc9f0fb338999de81aab826f9d6">__STRING</a>(version)</td></tr>
<tr class="memdesc:ga7bba39703a3275de48b3e919a2849c4b"><td class="mdescLeft"> </td><td class="mdescRight">Returns the version of a dynamic symbol as a string. <br /></td></tr>
<tr class="separator:ga7bba39703a3275de48b3e919a2849c4b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga0d723ca68908f9c4eb7c6e9eb03cff3f"><td class="memItemLeft" align="right" valign="top">
#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga0d723ca68908f9c4eb7c6e9eb03cff3f">__snd_alloca</a>(ptr, <a class="el" href="ump__msg_8h.html#ad44b615021ed3ccb734fcaf583ef4a03">type</a>)   do { *ptr = (<a class="el" href="ump__msg_8h.html#ad44b615021ed3ccb734fcaf583ef4a03">type</a>##_t *) alloca(<a class="el" href="ump__msg_8h.html#ad44b615021ed3ccb734fcaf583ef4a03">type</a>##_sizeof()); memset(*ptr, 0, <a class="el" href="ump__msg_8h.html#ad44b615021ed3ccb734fcaf583ef4a03">type</a>##_sizeof()); } while (0)</td></tr>
<tr class="memdesc:ga0d723ca68908f9c4eb7c6e9eb03cff3f"><td class="mdescLeft"> </td><td class="mdescRight">alloca helper macro. <br /></td></tr>
<tr class="separator:ga0d723ca68908f9c4eb7c6e9eb03cff3f"><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:ga8cd9a1d441e9219ca5f2ff04094c7c6d"><td class="memItemLeft" align="right" valign="top">typedef struct _snd_async_handler </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">snd_async_handler_t</a></td></tr>
<tr class="memdesc:ga8cd9a1d441e9219ca5f2ff04094c7c6d"><td class="mdescLeft"> </td><td class="mdescRight">Internal structure for an async notification client handler. <a href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">More...</a><br /></td></tr>
<tr class="separator:ga8cd9a1d441e9219ca5f2ff04094c7c6d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaf8937eadd968df14b64e54f49c29821c"><td class="memItemLeft" align="right" valign="top">typedef void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gaf8937eadd968df14b64e54f49c29821c">snd_async_callback_t</a>) (<a class="el" href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">snd_async_handler_t</a> *handler)</td></tr>
<tr class="memdesc:gaf8937eadd968df14b64e54f49c29821c"><td class="mdescLeft"> </td><td class="mdescRight">Async notification callback. <a href="group___global.html#gaf8937eadd968df14b64e54f49c29821c">More...</a><br /></td></tr>
<tr class="separator:gaf8937eadd968df14b64e54f49c29821c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gadd377862d568809fb0e32c9faddf99a4"><td class="memItemLeft" align="right" valign="top">typedef struct timeval </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gadd377862d568809fb0e32c9faddf99a4">snd_timestamp_t</a></td></tr>
<tr class="separator:gadd377862d568809fb0e32c9faddf99a4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga3a3f5b65c40f498cdbc26944bd9855cf"><td class="memItemLeft" align="right" valign="top">typedef struct timespec </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga3a3f5b65c40f498cdbc26944bd9855cf">snd_htimestamp_t</a></td></tr>
<tr class="separator:ga3a3f5b65c40f498cdbc26944bd9855cf"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga1b8d6e2acb0a62de5c23bd8aef3ec225"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga1b8d6e2acb0a62de5c23bd8aef3ec225">snd_asoundlib_version</a> (void)</td></tr>
<tr class="memdesc:ga1b8d6e2acb0a62de5c23bd8aef3ec225"><td class="mdescLeft"> </td><td class="mdescRight">Returns the ALSA sound library version in ASCII format. <a href="group___global.html#ga1b8d6e2acb0a62de5c23bd8aef3ec225">More...</a><br /></td></tr>
<tr class="separator:ga1b8d6e2acb0a62de5c23bd8aef3ec225"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaef53243936f09f4b5c445bccdbd4167e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gaef53243936f09f4b5c445bccdbd4167e">snd_dlpath</a> (char *path, size_t path_len, const char *name)</td></tr>
<tr class="memdesc:gaef53243936f09f4b5c445bccdbd4167e"><td class="mdescLeft"> </td><td class="mdescRight">Compose the dynamic path. <a href="group___global.html#gaef53243936f09f4b5c445bccdbd4167e">More...</a><br /></td></tr>
<tr class="separator:gaef53243936f09f4b5c445bccdbd4167e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga8d048fb538f1487e030396866c0374dd"><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga8d048fb538f1487e030396866c0374dd">snd_dlopen</a> (const char *file, int mode, char *errbuf, size_t errbuflen)</td></tr>
<tr class="memdesc:ga8d048fb538f1487e030396866c0374dd"><td class="mdescLeft"> </td><td class="mdescRight">Opens a dynamic library - ALSA wrapper for <code>dlopen</code>. <a href="group___global.html#ga8d048fb538f1487e030396866c0374dd">More...</a><br /></td></tr>
<tr class="separator:ga8d048fb538f1487e030396866c0374dd"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gae865f293c8771998b2b6a9f25a135408"><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gae865f293c8771998b2b6a9f25a135408">snd_dlsym</a> (void *handle, const char *name, const char *version)</td></tr>
<tr class="memdesc:gae865f293c8771998b2b6a9f25a135408"><td class="mdescLeft"> </td><td class="mdescRight">Resolves a symbol from a dynamic library - ALSA wrapper for <code>dlsym</code>. <a href="group___global.html#gae865f293c8771998b2b6a9f25a135408">More...</a><br /></td></tr>
<tr class="separator:gae865f293c8771998b2b6a9f25a135408"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga7cc0866a9d1fbce4e34a8b342674836e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga7cc0866a9d1fbce4e34a8b342674836e">snd_dlclose</a> (void *handle)</td></tr>
<tr class="memdesc:ga7cc0866a9d1fbce4e34a8b342674836e"><td class="mdescLeft"> </td><td class="mdescRight">Closes a dynamic library - ALSA wrapper for <code>dlclose</code>. <a href="group___global.html#ga7cc0866a9d1fbce4e34a8b342674836e">More...</a><br /></td></tr>
<tr class="separator:ga7cc0866a9d1fbce4e34a8b342674836e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gafd936c40505997bb659b74bd368636b8"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gafd936c40505997bb659b74bd368636b8">snd_async_add_handler</a> (<a class="el" href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">snd_async_handler_t</a> **handler, int fd, <a class="el" href="group___global.html#gaf8937eadd968df14b64e54f49c29821c">snd_async_callback_t</a> callback, void *private_data)</td></tr>
<tr class="memdesc:gafd936c40505997bb659b74bd368636b8"><td class="mdescLeft"> </td><td class="mdescRight">Registers an async handler. <a href="group___global.html#gafd936c40505997bb659b74bd368636b8">More...</a><br /></td></tr>
<tr class="separator:gafd936c40505997bb659b74bd368636b8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga1c0bd4d123e9581a749b80e2df48b4e1"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga1c0bd4d123e9581a749b80e2df48b4e1">snd_async_del_handler</a> (<a class="el" href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">snd_async_handler_t</a> *handler)</td></tr>
<tr class="memdesc:ga1c0bd4d123e9581a749b80e2df48b4e1"><td class="mdescLeft"> </td><td class="mdescRight">Deletes an async handler. <a href="group___global.html#ga1c0bd4d123e9581a749b80e2df48b4e1">More...</a><br /></td></tr>
<tr class="separator:ga1c0bd4d123e9581a749b80e2df48b4e1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gad601f70e0405a8522860edb15db6350c"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gad601f70e0405a8522860edb15db6350c">snd_async_handler_get_fd</a> (<a class="el" href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">snd_async_handler_t</a> *handler)</td></tr>
<tr class="memdesc:gad601f70e0405a8522860edb15db6350c"><td class="mdescLeft"> </td><td class="mdescRight">Returns the file descriptor assigned to an async handler. <a href="group___global.html#gad601f70e0405a8522860edb15db6350c">More...</a><br /></td></tr>
<tr class="separator:gad601f70e0405a8522860edb15db6350c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gab32c9afe265784634c78e7a6b5d27abe"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gab32c9afe265784634c78e7a6b5d27abe">snd_async_handler_get_signo</a> (<a class="el" href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">snd_async_handler_t</a> *handler)</td></tr>
<tr class="memdesc:gab32c9afe265784634c78e7a6b5d27abe"><td class="mdescLeft"> </td><td class="mdescRight">Returns the signal number assigned to an async handler. <a href="group___global.html#gab32c9afe265784634c78e7a6b5d27abe">More...</a><br /></td></tr>
<tr class="separator:gab32c9afe265784634c78e7a6b5d27abe"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gad9c76588a87918901c6273e6bc98a1bc"><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gad9c76588a87918901c6273e6bc98a1bc">snd_async_handler_get_callback_private</a> (<a class="el" href="group___global.html#ga8cd9a1d441e9219ca5f2ff04094c7c6d">snd_async_handler_t</a> *handler)</td></tr>
<tr class="memdesc:gad9c76588a87918901c6273e6bc98a1bc"><td class="mdescLeft"> </td><td class="mdescRight">Returns the private data assigned to an async handler. <a href="group___global.html#gad9c76588a87918901c6273e6bc98a1bc">More...</a><br /></td></tr>
<tr class="separator:gad9c76588a87918901c6273e6bc98a1bc"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga4141de7b343dd6e5af12df97f98c6caf"><td class="memItemLeft" align="right" valign="top">struct snd_shm_area * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga4141de7b343dd6e5af12df97f98c6caf">snd_shm_area_create</a> (int shmid, void *ptr)</td></tr>
<tr class="memdesc:ga4141de7b343dd6e5af12df97f98c6caf"><td class="mdescLeft"> </td><td class="mdescRight">Create a shm area record. <a href="group___global.html#ga4141de7b343dd6e5af12df97f98c6caf">More...</a><br /></td></tr>
<tr class="separator:ga4141de7b343dd6e5af12df97f98c6caf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga9dbf4bcf38bb7cc054accbbbf3a33df2"><td class="memItemLeft" align="right" valign="top">struct snd_shm_area * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga9dbf4bcf38bb7cc054accbbbf3a33df2">snd_shm_area_share</a> (struct snd_shm_area *area)</td></tr>
<tr class="memdesc:ga9dbf4bcf38bb7cc054accbbbf3a33df2"><td class="mdescLeft"> </td><td class="mdescRight">Increase the reference counter of shm area record. <a href="group___global.html#ga9dbf4bcf38bb7cc054accbbbf3a33df2">More...</a><br /></td></tr>
<tr class="separator:ga9dbf4bcf38bb7cc054accbbbf3a33df2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga59f424fb93a72226e642dbb04b870c45"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#ga59f424fb93a72226e642dbb04b870c45">snd_shm_area_destroy</a> (struct snd_shm_area *area)</td></tr>
<tr class="memdesc:ga59f424fb93a72226e642dbb04b870c45"><td class="mdescLeft"> </td><td class="mdescRight">Release the shared area record. <a href="group___global.html#ga59f424fb93a72226e642dbb04b870c45">More...</a><br /></td></tr>
<tr class="separator:ga59f424fb93a72226e642dbb04b870c45"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaade4b91c735abcec70101b9d83b11126"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___global.html#gaade4b91c735abcec70101b9d83b11126">snd_user_file</a> (const char *file, char **result)</td></tr>
<tr class="memdesc:gaade4b91c735abcec70101b9d83b11126"><td class="mdescLeft"> </td><td class="mdescRight">Get the full file name. <a href="group___global.html#gaade4b91c735abcec70101b9d83b11126">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Application interface library for the ALSA driver. </p>
<dl class="section author"><dt>Author</dt><dd>Jaroslav Kysela <a href="#" onclick="location.href='mai'+'lto:'+'per'+'ex'+'@pe'+'re'+'x.c'+'z'; return false;">perex<span style="display: none;">.nosp@m.</span>@per<span style="display: none;">.nosp@m.</span>ex.cz</a> </dd>
<dd>
Abramo Bagnara <a href="#" onclick="location.href='mai'+'lto:'+'abr'+'am'+'o@a'+'ls'+'a-p'+'ro'+'jec'+'t.'+'org'; return false;">abram<span style="display: none;">.nosp@m.</span>o@al<span style="display: none;">.nosp@m.</span>sa-pr<span style="display: none;">.nosp@m.</span>ojec<span style="display: none;">.nosp@m.</span>t.org</a> </dd>
<dd>
Takashi Iwai <a href="#" onclick="location.href='mai'+'lto:'+'tiw'+'ai'+'@su'+'se'+'.de'; return false;">tiwai<span style="display: none;">.nosp@m.</span>@sus<span style="display: none;">.nosp@m.</span>e.de</a> </dd></dl>
<dl class="section date"><dt>Date</dt><dd>1998-2001</dd></dl>
<p>Application interface library for the ALSA driver </p>
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