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<a href="#nested-classes">Data Structures</a> &#124;
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<div class="title">Mutex<div class="ingroups"><a class="el" href="group__coreinit.html">coreinit</a></div></div> </div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:structOSMutexLink"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#structOSMutexLink">OSMutexLink</a></td></tr>
<tr class="separator:structOSMutexLink"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:structOSMutex"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a></td></tr>
<tr class="separator:structOSMutex"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Macros</h2></td></tr>
<tr class="memitem:ga30202e2a89cd5859a39b31a3f636cdca"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#ga30202e2a89cd5859a39b31a3f636cdca">OS_MUTEX_TAG</a>&#160;&#160;&#160;0x6D557458u</td></tr>
<tr class="separator:ga30202e2a89cd5859a39b31a3f636cdca"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:ga21cc46877b04baece01ef544fa06a906"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="group__coreinit__mutex.html#ga21cc46877b04baece01ef544fa06a906">OSThread</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#ga21cc46877b04baece01ef544fa06a906">OSThread</a></td></tr>
<tr class="separator:ga21cc46877b04baece01ef544fa06a906"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga42b7c5a07043d7f6c8324f51ac1747c8"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#ga42b7c5a07043d7f6c8324f51ac1747c8">OSMutex</a></td></tr>
<tr class="separator:ga42b7c5a07043d7f6c8324f51ac1747c8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga02c300c2030e332ddab54fba6272d821"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="group__coreinit__mutex.html#structOSMutexLink">OSMutexLink</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#ga02c300c2030e332ddab54fba6272d821">OSMutexLink</a></td></tr>
<tr class="separator:ga02c300c2030e332ddab54fba6272d821"><td class="memSeparator" colspan="2">&#160;</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:ga03d1b0af602295a14f6df01d5a0aa12e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#ga03d1b0af602295a14f6df01d5a0aa12e">OSInitMutex</a> (<a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *mutex)</td></tr>
<tr class="memdesc:ga03d1b0af602295a14f6df01d5a0aa12e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialise a mutex structure. <a href="group__coreinit__mutex.html#ga03d1b0af602295a14f6df01d5a0aa12e">More...</a><br /></td></tr>
<tr class="separator:ga03d1b0af602295a14f6df01d5a0aa12e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga7bfdd3b29adc53f3fc206934d80c13e7"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#ga7bfdd3b29adc53f3fc206934d80c13e7">OSInitMutexEx</a> (<a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *mutex, const char *name)</td></tr>
<tr class="memdesc:ga7bfdd3b29adc53f3fc206934d80c13e7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialise a mutex structure with a name. <a href="group__coreinit__mutex.html#ga7bfdd3b29adc53f3fc206934d80c13e7">More...</a><br /></td></tr>
<tr class="separator:ga7bfdd3b29adc53f3fc206934d80c13e7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gac540b8ab45b64548e31395f193f0fc49"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#gac540b8ab45b64548e31395f193f0fc49">OSLockMutex</a> (<a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *mutex)</td></tr>
<tr class="memdesc:gac540b8ab45b64548e31395f193f0fc49"><td class="mdescLeft">&#160;</td><td class="mdescRight">Lock the mutex. <a href="group__coreinit__mutex.html#gac540b8ab45b64548e31395f193f0fc49">More...</a><br /></td></tr>
<tr class="separator:gac540b8ab45b64548e31395f193f0fc49"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga5892ff24353a07eaec68242ef44998d2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="wut__types_8h.html#a975dbe9e4396bf9e0064ce01827fa372">BOOL</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#ga5892ff24353a07eaec68242ef44998d2">OSTryLockMutex</a> (<a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *mutex)</td></tr>
<tr class="memdesc:ga5892ff24353a07eaec68242ef44998d2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Try to lock a mutex. <a href="group__coreinit__mutex.html#ga5892ff24353a07eaec68242ef44998d2">More...</a><br /></td></tr>
<tr class="separator:ga5892ff24353a07eaec68242ef44998d2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gabdcea1245d3bf588114b33e213892d6f"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__coreinit__mutex.html#gabdcea1245d3bf588114b33e213892d6f">OSUnlockMutex</a> (<a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *mutex)</td></tr>
<tr class="memdesc:gabdcea1245d3bf588114b33e213892d6f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Unlocks the mutex. <a href="group__coreinit__mutex.html#gabdcea1245d3bf588114b33e213892d6f">More...</a><br /></td></tr>
<tr class="separator:gabdcea1245d3bf588114b33e213892d6f"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Standard mutex object, supports recursive locking.</p>
<p>Similar to <a href="http://en.cppreference.com/w/cpp/thread/recursive_mutex">std::recursive_mutex</a>. </p>
<hr/><h2 class="groupheader">Data Structure Documentation</h2>
<a name="structOSMutexLink" id="structOSMutexLink"></a>
<h2 class="memtitle"><span class="permalink"><a href="#structOSMutexLink">&#9670;&nbsp;</a></span>OSMutexLink</h2>
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<td class="memname">struct OSMutexLink</td>
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<div class="textblock">
<p class="definition">Definition at line <a class="el" href="mutex_8h_source.html#l00024">24</a> of file <a class="el" href="mutex_8h_source.html">mutex.h</a>.</p>
</div><table class="fieldtable">
<tr><th colspan="3">Data Fields</th></tr>
<tr><td class="fieldtype">
<a id="afa7ec7c377e9b9e79044cfcb94282886"></a><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *</td>
<td class="fieldname">
next</td>
<td class="fielddoc">
</td></tr>
<tr><td class="fieldtype">
<a id="afea7449be1ffc76a4e1a98d60569ceb0"></a><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *</td>
<td class="fieldname">
prev</td>
<td class="fielddoc">
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</div>
<a name="structOSMutex" id="structOSMutex"></a>
<h2 class="memtitle"><span class="permalink"><a href="#structOSMutex">&#9670;&nbsp;</a></span>OSMutex</h2>
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<td class="memname">struct OSMutex</td>
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<div class="textblock">
<p class="definition">Definition at line <a class="el" href="mutex_8h_source.html#l00035">35</a> of file <a class="el" href="mutex_8h_source.html">mutex.h</a>.</p>
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<tr><th colspan="3">Data Fields</th></tr>
<tr><td class="fieldtype">
<a id="a1c50fcd1195659821729f52af8f3bb7d"></a>uint32_t</td>
<td class="fieldname">
tag</td>
<td class="fielddoc">
Should always be set to the value OS_MUTEX_TAG. </td></tr>
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<a id="a8f8f80d37794cde9472343e4487ba3eb"></a>const char *</td>
<td class="fieldname">
name</td>
<td class="fielddoc">
Name set by OSInitMutexEx. </td></tr>
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<a id="a4c72ffd2d6a41665aa8203649acbb46d"></a><a class="el" href="group__coreinit__threadq.html#structOSThreadQueue">OSThreadQueue</a></td>
<td class="fieldname">
queue</td>
<td class="fielddoc">
Queue of threads waiting for this mutex to unlock. </td></tr>
<tr><td class="fieldtype">
<a id="acf3a8aadbeb5c6f5e8e6883865d082fa"></a><a class="el" href="group__coreinit__mutex.html#ga21cc46877b04baece01ef544fa06a906">OSThread</a> *</td>
<td class="fieldname">
owner</td>
<td class="fielddoc">
Current owner of mutex. </td></tr>
<tr><td class="fieldtype">
<a id="a4858b400f708a13bd514376ab941b27d"></a>int32_t</td>
<td class="fieldname">
count</td>
<td class="fielddoc">
Current recursion lock count of mutex. </td></tr>
<tr><td class="fieldtype">
<a id="a7bd72373386c4d04a9fa7cf905f34572"></a><a class="el" href="group__coreinit__mutex.html#structOSMutexLink">OSMutexLink</a></td>
<td class="fieldname">
link</td>
<td class="fielddoc">
Link used inside OSThread's mutex queue. </td></tr>
</table>
</div>
</div>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="ga30202e2a89cd5859a39b31a3f636cdca"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga30202e2a89cd5859a39b31a3f636cdca">&#9670;&nbsp;</a></span>OS_MUTEX_TAG</h2>
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<td class="memname">#define OS_MUTEX_TAG&#160;&#160;&#160;0x6D557458u</td>
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</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="mutex_8h_source.html#l00033">33</a> of file <a class="el" href="mutex_8h_source.html">mutex.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Typedef Documentation</h2>
<a id="ga21cc46877b04baece01ef544fa06a906"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga21cc46877b04baece01ef544fa06a906">&#9670;&nbsp;</a></span>OSThread</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">typedef struct <a class="el" href="group__coreinit__mutex.html#ga21cc46877b04baece01ef544fa06a906">OSThread</a> <a class="el" href="group__coreinit__mutex.html#ga21cc46877b04baece01ef544fa06a906">OSThread</a></td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="mutex_8h_source.html#l00019">19</a> of file <a class="el" href="mutex_8h_source.html">mutex.h</a>.</p>
</div>
</div>
<a id="ga42b7c5a07043d7f6c8324f51ac1747c8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga42b7c5a07043d7f6c8324f51ac1747c8">&#9670;&nbsp;</a></span>OSMutex</h2>
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<div class="memproto">
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<td class="memname">typedef struct <a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> <a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a></td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="mutex_8h_source.html#l00021">21</a> of file <a class="el" href="mutex_8h_source.html">mutex.h</a>.</p>
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</div>
<a id="ga02c300c2030e332ddab54fba6272d821"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga02c300c2030e332ddab54fba6272d821">&#9670;&nbsp;</a></span>OSMutexLink</h2>
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<td class="memname">typedef struct <a class="el" href="group__coreinit__mutex.html#structOSMutexLink">OSMutexLink</a> <a class="el" href="group__coreinit__mutex.html#structOSMutexLink">OSMutexLink</a></td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="mutex_8h_source.html#l00022">22</a> of file <a class="el" href="mutex_8h_source.html">mutex.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
<a id="ga03d1b0af602295a14f6df01d5a0aa12e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga03d1b0af602295a14f6df01d5a0aa12e">&#9670;&nbsp;</a></span>OSInitMutex()</h2>
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<td class="memname">void OSInitMutex </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *&#160;</td>
<td class="paramname"><em>mutex</em></td><td>)</td>
<td></td>
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</table>
</div><div class="memdoc">
<p>Initialise a mutex structure. </p>
</div>
</div>
<a id="ga7bfdd3b29adc53f3fc206934d80c13e7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga7bfdd3b29adc53f3fc206934d80c13e7">&#9670;&nbsp;</a></span>OSInitMutexEx()</h2>
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<td class="memname">void OSInitMutexEx </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *&#160;</td>
<td class="paramname"><em>mutex</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>name</em>&#160;</td>
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<td></td>
<td>)</td>
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<p>Initialise a mutex structure with a name. </p>
</div>
</div>
<a id="gac540b8ab45b64548e31395f193f0fc49"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gac540b8ab45b64548e31395f193f0fc49">&#9670;&nbsp;</a></span>OSLockMutex()</h2>
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<td class="memname">void OSLockMutex </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *&#160;</td>
<td class="paramname"><em>mutex</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Lock the mutex. </p>
<p>If no one owns the mutex, set current thread as owner.</p>
<p>If the lock is owned by the current thread, increase the recursion count.</p>
<p>If the lock is owned by another thread, the current thread will sleep until the owner has unlocked this mutex.</p>
<p>Similar to <a href="http://en.cppreference.com/w/cpp/thread/recursive_mutex/lock">std::recursive_mutex::lock</a>. </p>
</div>
</div>
<a id="ga5892ff24353a07eaec68242ef44998d2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga5892ff24353a07eaec68242ef44998d2">&#9670;&nbsp;</a></span>OSTryLockMutex()</h2>
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<td class="memname"><a class="el" href="wut__types_8h.html#a975dbe9e4396bf9e0064ce01827fa372">BOOL</a> OSTryLockMutex </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *&#160;</td>
<td class="paramname"><em>mutex</em></td><td>)</td>
<td></td>
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</div><div class="memdoc">
<p>Try to lock a mutex. </p>
<p>If no one owns the mutex, set current thread as owner.</p>
<p>If the lock is owned by the current thread, increase the recursion count.</p>
<p>If the lock is owned by another thread, do not block, return FALSE.</p>
<dl class="section return"><dt>Returns</dt><dd>TRUE if the mutex is locked, FALSE if the mutex is owned by another thread.</dd></dl>
<p>Similar to <a href="http://en.cppreference.com/w/cpp/thread/recursive_mutex/try_lock">std::recursive_mutex::try_lock</a>. </p>
</div>
</div>
<a id="gabdcea1245d3bf588114b33e213892d6f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gabdcea1245d3bf588114b33e213892d6f">&#9670;&nbsp;</a></span>OSUnlockMutex()</h2>
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<td class="memname">void OSUnlockMutex </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__coreinit__mutex.html#structOSMutex">OSMutex</a> *&#160;</td>
<td class="paramname"><em>mutex</em></td><td>)</td>
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<p>Unlocks the mutex. </p>
<p>Will decrease the recursion count, will only unlock the mutex when the recursion count reaches 0.</p>
<p>If any other threads are waiting to lock the mutex they will be woken.</p>
<p>Similar to <a href="http://en.cppreference.com/w/cpp/thread/recursive_mutex/unlock">std::recursive_mutex::unlock</a>. </p>
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