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<a href="#typedef-members">Typedefs</a> |
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<div class="title">Relocatable Memory Management Routines<div class="ingroups"><a class="el" href="group___a_p_r___util.html">APR Utility Functions</a></div></div> </div>
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Typedefs</h2></td></tr>
<tr class="memitem:gadb4d418c417ece33c4430ba9df59070a"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a></td></tr>
<tr class="separator:gadb4d418c417ece33c4430ba9df59070a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga70b508c81a0bc75350efdefb3410af12"><td class="memItemLeft" align="right" valign="top">typedef apr_size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a></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:ga65ebaca1a86f0667156592f40b81b681"><td class="memItemLeft" align="right" valign="top">apr_status_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga65ebaca1a86f0667156592f40b81b681">apr_rmm_init</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> **rmm, <a class="el" href="structapr__anylock__t.html">apr_anylock_t</a> *lock, void *membuf, apr_size_t memsize, apr_pool_t *cont)</td></tr>
<tr class="separator:ga65ebaca1a86f0667156592f40b81b681"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga8ccae93038489f2acb7588292df5d80a"><td class="memItemLeft" align="right" valign="top">apr_status_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga8ccae93038489f2acb7588292df5d80a">apr_rmm_destroy</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm)</td></tr>
<tr class="separator:ga8ccae93038489f2acb7588292df5d80a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gadf144b4071c5c4d85cded37ca0e58dff"><td class="memItemLeft" align="right" valign="top">apr_status_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#gadf144b4071c5c4d85cded37ca0e58dff">apr_rmm_attach</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> **rmm, <a class="el" href="structapr__anylock__t.html">apr_anylock_t</a> *lock, void *membuf, apr_pool_t *cont)</td></tr>
<tr class="separator:gadf144b4071c5c4d85cded37ca0e58dff"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga2171746dcfa1e0f07717224ad106091e"><td class="memItemLeft" align="right" valign="top">apr_status_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga2171746dcfa1e0f07717224ad106091e">apr_rmm_detach</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm)</td></tr>
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<tr class="memitem:ga31e42a7c40bbd3f7f132eaf347a79d32"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga31e42a7c40bbd3f7f132eaf347a79d32">apr_rmm_malloc</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm, apr_size_t reqsize)</td></tr>
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<tr class="memitem:ga78561452a8fb3fef18f1203efaa0b92f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga78561452a8fb3fef18f1203efaa0b92f">apr_rmm_realloc</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm, void *entity, apr_size_t reqsize)</td></tr>
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<tr class="memitem:ga12ff2a4c23548e2f1616a17734defaf8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga12ff2a4c23548e2f1616a17734defaf8">apr_rmm_calloc</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm, apr_size_t reqsize)</td></tr>
<tr class="separator:ga12ff2a4c23548e2f1616a17734defaf8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gad22b65c95d0964e37aecd4134294b016"><td class="memItemLeft" align="right" valign="top">apr_status_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#gad22b65c95d0964e37aecd4134294b016">apr_rmm_free</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm, <a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> entity)</td></tr>
<tr class="separator:gad22b65c95d0964e37aecd4134294b016"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga6bf67e9f2d08f9f36d2c420648d8d3a0"><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga6bf67e9f2d08f9f36d2c420648d8d3a0">apr_rmm_addr_get</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm, <a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> entity)</td></tr>
<tr class="separator:ga6bf67e9f2d08f9f36d2c420648d8d3a0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga3ed2e880ebc695aa8dd241e21b5a666e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#ga3ed2e880ebc695aa8dd241e21b5a666e">apr_rmm_offset_get</a> (<a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> *rmm, void *entity)</td></tr>
<tr class="separator:ga3ed2e880ebc695aa8dd241e21b5a666e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gae638ec990cb1600f6f70a8b3a1e07ff8"><td class="memItemLeft" align="right" valign="top">apr_size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_p_r___util___r_m_m.html#gae638ec990cb1600f6f70a8b3a1e07ff8">apr_rmm_overhead_get</a> (int n)</td></tr>
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</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<h2 class="groupheader">Typedef Documentation</h2>
<a id="ga70b508c81a0bc75350efdefb3410af12"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga70b508c81a0bc75350efdefb3410af12">◆ </a></span>apr_rmm_off_t</h2>
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<td class="memname">typedef apr_size_t <a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a></td>
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<p>Fundamental allocation unit, within a specific apr_rmm_t </p>
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</div>
<a id="gadb4d418c417ece33c4430ba9df59070a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gadb4d418c417ece33c4430ba9df59070a">◆ </a></span>apr_rmm_t</h2>
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<td class="memname">typedef struct <a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> <a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a></td>
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<p>Structure to access Relocatable, Managed Memory </p>
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<h2 class="groupheader">Function Documentation</h2>
<a id="ga6bf67e9f2d08f9f36d2c420648d8d3a0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga6bf67e9f2d08f9f36d2c420648d8d3a0">◆ </a></span>apr_rmm_addr_get()</h2>
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<td class="memname">void* apr_rmm_addr_get </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> </td>
<td class="paramname"><em>entity</em> </td>
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<p>Retrieve the physical address of a relocatable allocation of memory </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">entity</td><td>The memory allocation to free </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>address The address, aligned with APR_ALIGN_DEFAULT. </dd></dl>
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<a id="gadf144b4071c5c4d85cded37ca0e58dff"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gadf144b4071c5c4d85cded37ca0e58dff">◆ </a></span>apr_rmm_attach()</h2>
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<td class="memname">apr_status_t apr_rmm_attach </td>
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<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> ** </td>
<td class="paramname"><em>rmm</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structapr__anylock__t.html">apr_anylock_t</a> * </td>
<td class="paramname"><em>lock</em>, </td>
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<td class="paramtype">void * </td>
<td class="paramname"><em>membuf</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">apr_pool_t * </td>
<td class="paramname"><em>cont</em> </td>
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<p>Attach to a relocatable memory block already managed by the apr_rmm API. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">lock</td><td>An <a class="el" href="structapr__anylock__t.html">apr_anylock_t</a> of the appropriate type of lock </td></tr>
<tr><td class="paramname">membuf</td><td>The block of relocatable memory already under management </td></tr>
<tr><td class="paramname">cont</td><td>The pool to use for local storage and management </td></tr>
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</dd>
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<h2 class="memtitle"><span class="permalink"><a href="#ga12ff2a4c23548e2f1616a17734defaf8">◆ </a></span>apr_rmm_calloc()</h2>
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<td class="memname"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> apr_rmm_calloc </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">apr_size_t </td>
<td class="paramname"><em>reqsize</em> </td>
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<p>Allocate memory from the block of relocatable memory and initialize it to zero. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">reqsize</td><td>How much memory to allocate </td></tr>
</table>
</dd>
</dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ga8ccae93038489f2acb7588292df5d80a">◆ </a></span>apr_rmm_destroy()</h2>
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<td class="memname">apr_status_t apr_rmm_destroy </td>
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<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em></td><td>)</td>
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<p>Destroy a managed memory block. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block to destroy </td></tr>
</table>
</dd>
</dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ga2171746dcfa1e0f07717224ad106091e">◆ </a></span>apr_rmm_detach()</h2>
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<td class="memname">apr_status_t apr_rmm_detach </td>
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<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em></td><td>)</td>
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<p>Detach from the managed block of memory. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block to detach from </td></tr>
</table>
</dd>
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<h2 class="memtitle"><span class="permalink"><a href="#gad22b65c95d0964e37aecd4134294b016">◆ </a></span>apr_rmm_free()</h2>
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<td class="memname">apr_status_t apr_rmm_free </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> </td>
<td class="paramname"><em>entity</em> </td>
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<p>Free allocation returned by apr_rmm_malloc or apr_rmm_calloc. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">entity</td><td>The memory allocation to free </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="ga65ebaca1a86f0667156592f40b81b681"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga65ebaca1a86f0667156592f40b81b681">◆ </a></span>apr_rmm_init()</h2>
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<td class="memname">apr_status_t apr_rmm_init </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> ** </td>
<td class="paramname"><em>rmm</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structapr__anylock__t.html">apr_anylock_t</a> * </td>
<td class="paramname"><em>lock</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">void * </td>
<td class="paramname"><em>membuf</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">apr_size_t </td>
<td class="paramname"><em>memsize</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">apr_pool_t * </td>
<td class="paramname"><em>cont</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<p>Initialize a relocatable memory block to be managed by the apr_rmm API. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">lock</td><td>An <a class="el" href="structapr__anylock__t.html">apr_anylock_t</a> of the appropriate type of lock, or NULL if no locking is required. </td></tr>
<tr><td class="paramname">membuf</td><td>The block of relocatable memory to be managed </td></tr>
<tr><td class="paramname">memsize</td><td>The size of relocatable memory block to be managed </td></tr>
<tr><td class="paramname">cont</td><td>The pool to use for local storage and management </td></tr>
</table>
</dd>
</dl>
<dl class="section remark"><dt>Remarks</dt><dd>Both</dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">membuf</td><td>and</td></tr>
<tr><td class="paramname">memsize</td><td>must be aligned (for instance using APR_ALIGN_DEFAULT). </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="ga31e42a7c40bbd3f7f132eaf347a79d32"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga31e42a7c40bbd3f7f132eaf347a79d32">◆ </a></span>apr_rmm_malloc()</h2>
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<td class="memname"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> apr_rmm_malloc </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">apr_size_t </td>
<td class="paramname"><em>reqsize</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Allocate memory from the block of relocatable memory. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">reqsize</td><td>How much memory to allocate </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="ga3ed2e880ebc695aa8dd241e21b5a666e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga3ed2e880ebc695aa8dd241e21b5a666e">◆ </a></span>apr_rmm_offset_get()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> apr_rmm_offset_get </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">void * </td>
<td class="paramname"><em>entity</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Compute the offset of a relocatable allocation of memory </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">entity</td><td>The physical address to convert to an offset </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="gae638ec990cb1600f6f70a8b3a1e07ff8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gae638ec990cb1600f6f70a8b3a1e07ff8">◆ </a></span>apr_rmm_overhead_get()</h2>
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<td class="memname">apr_size_t apr_rmm_overhead_get </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>n</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Compute the required overallocation of memory needed to fit n allocs </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">n</td><td>The number of alloc/calloc regions desired </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="ga78561452a8fb3fef18f1203efaa0b92f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga78561452a8fb3fef18f1203efaa0b92f">◆ </a></span>apr_rmm_realloc()</h2>
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<table class="memname">
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<td class="memname"><a class="el" href="group___a_p_r___util___r_m_m.html#ga70b508c81a0bc75350efdefb3410af12">apr_rmm_off_t</a> apr_rmm_realloc </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___a_p_r___util___r_m_m.html#gadb4d418c417ece33c4430ba9df59070a">apr_rmm_t</a> * </td>
<td class="paramname"><em>rmm</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">void * </td>
<td class="paramname"><em>entity</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">apr_size_t </td>
<td class="paramname"><em>reqsize</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Realloc memory from the block of relocatable memory. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">rmm</td><td>The relocatable memory block </td></tr>
<tr><td class="paramname">entity</td><td>The memory allocation to realloc </td></tr>
<tr><td class="paramname">reqsize</td><td>The new size </td></tr>
</table>
</dd>
</dl>
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