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<div class="headertitle"><div class="title">H5FD_subfiling_config_t Struct Reference</div></div>
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<p><code>#include <src/H5FDsubfiling/H5FDsubfiling.h></code></p>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Configuration structure for <a class="el" href="group___f_a_p_l.html#ga65dbddbba216fdd0bdf99b4feaa74db2" title="Modifies the specified File Access Property List to use the H5FD_SUBFILING driver.">H5Pset_fapl_subfiling()</a> / <a class="el" href="group___f_a_p_l.html#ga2af70900a3ea50a83d65f8285730ef45" title="Queries a File Access Property List for H5FD_SUBFILING file driver properties.">H5Pget_fapl_subfiling()</a> </p>
<p><a class="el" href="struct_h5_f_d__subfiling__config__t.html" title="Configuration structure for H5Pset_fapl_subfiling() / H5Pget_fapl_subfiling()">H5FD_subfiling_config_t</a> is a public structure that is used to pass subfiling configuration data to the <a class="el" href="_h5_f_dsubfiling_8h.html#a070ba7b51cfe718ba4da75b308066a9d">H5FD_SUBFILING</a> driver via a File Access Property List. A pointer to an instance of this structure is a parameter to <a class="el" href="group___f_a_p_l.html#ga65dbddbba216fdd0bdf99b4feaa74db2" title="Modifies the specified File Access Property List to use the H5FD_SUBFILING driver.">H5Pset_fapl_subfiling()</a> and <a class="el" href="group___f_a_p_l.html#ga2af70900a3ea50a83d65f8285730ef45" title="Queries a File Access Property List for H5FD_SUBFILING file driver properties.">H5Pget_fapl_subfiling()</a>. </p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-attribs" name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr class="memitem:a57f54349f4fd1cbbb52058812e146af2" id="r_a57f54349f4fd1cbbb52058812e146af2"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="#a57f54349f4fd1cbbb52058812e146af2">magic</a></td></tr>
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<tr class="memitem:acd99bb05ca015e7d74448acb1deba7ca" id="r_acd99bb05ca015e7d74448acb1deba7ca"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="#acd99bb05ca015e7d74448acb1deba7ca">version</a></td></tr>
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<tr class="memitem:a1ab8be7dd1e8b8c50eb8bd1b87513bd0" id="r_a1ab8be7dd1e8b8c50eb8bd1b87513bd0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="_h5_ipublic_8h.html#a0045db7ff9c22ad35db6ae91662e1943">hid_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="#a1ab8be7dd1e8b8c50eb8bd1b87513bd0">ioc_fapl_id</a></td></tr>
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<tr class="memitem:af29e8594062338720f54f1821644878d" id="r_af29e8594062338720f54f1821644878d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="#af29e8594062338720f54f1821644878d">require_ioc</a></td></tr>
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<tr class="memitem:afc056629b8b32792778957da85dad7aa" id="r_afc056629b8b32792778957da85dad7aa"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_h5_f_d__subfiling__params__t.html">H5FD_subfiling_params_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="#afc056629b8b32792778957da85dad7aa">shared_cfg</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a1ab8be7dd1e8b8c50eb8bd1b87513bd0">◆ </a></span>ioc_fapl_id</h2>
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<td class="memname"><a class="el" href="_h5_ipublic_8h.html#a0045db7ff9c22ad35db6ae91662e1943">hid_t</a> ioc_fapl_id</td>
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<p>The File Access Property List which is setup with the file driver that the <a class="el" href="_h5_f_dsubfiling_8h.html#a070ba7b51cfe718ba4da75b308066a9d">H5FD_SUBFILING</a> driver will use for servicing I/O requests to the subfiles. Currently, the File Access Property List must be setup with the <a class="el" href="_h5_f_dioc_8h.html#a9d6649a67050fb1101cca3596421b986">H5FD_IOC</a> driver by calling <a class="el" href="group___f_a_p_l.html#ga714340ec9cbb65cb0a819e1d775825f0" title="Modifies the specified File Access Property List to use the H5FD_IOC driver.">H5Pset_fapl_ioc()</a>, but future development may allow other file drivers to be used. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a57f54349f4fd1cbbb52058812e146af2">◆ </a></span>magic</h2>
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<p>A somewhat unique number which distinguishes the <a class="el" href="_h5_f_dsubfiling_8h.html#a070ba7b51cfe718ba4da75b308066a9d">H5FD_SUBFILING</a> driver from other drivers. Used in combination with a version number, it can help to validate a user-generated File Access Property List. This field should be set to <a class="el" href="_h5_f_dsubfiling_8h.html#a923120a6d3f217a8545bd654f5646cb7">H5FD_SUBFILING_FAPL_MAGIC</a>. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#af29e8594062338720f54f1821644878d">◆ </a></span>require_ioc</h2>
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<td class="memname">bool require_ioc</td>
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<p>A boolean flag which indicates whether the <a class="el" href="_h5_f_dsubfiling_8h.html#a070ba7b51cfe718ba4da75b308066a9d">H5FD_SUBFILING</a> driver should use the <a class="el" href="_h5_f_dioc_8h.html#a9d6649a67050fb1101cca3596421b986">H5FD_IOC</a> driver for its I/O operations. This field should currently always be set to true. </p>
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<td class="memname"><a class="el" href="struct_h5_f_d__subfiling__params__t.html">H5FD_subfiling_params_t</a> shared_cfg</td>
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<p>A structure which contains the subfiling parameters that are shared between the <a class="el" href="_h5_f_dsubfiling_8h.html#a070ba7b51cfe718ba4da75b308066a9d">H5FD_SUBFILING</a> and <a class="el" href="_h5_f_dioc_8h.html#a9d6649a67050fb1101cca3596421b986">H5FD_IOC</a> drivers. This includes the subfile stripe size, stripe count, IOC selection method, etc. </p>
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<td class="memname">uint32_t version</td>
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<p>Version number of the <a class="el" href="struct_h5_f_d__subfiling__config__t.html" title="Configuration structure for H5Pset_fapl_subfiling() / H5Pget_fapl_subfiling()">H5FD_subfiling_config_t</a> structure. Any instance passed to <a class="el" href="group___f_a_p_l.html#ga65dbddbba216fdd0bdf99b4feaa74db2" title="Modifies the specified File Access Property List to use the H5FD_SUBFILING driver.">H5Pset_fapl_subfiling()</a> / <a class="el" href="group___f_a_p_l.html#ga2af70900a3ea50a83d65f8285730ef45" title="Queries a File Access Property List for H5FD_SUBFILING file driver properties.">H5Pget_fapl_subfiling()</a> must have a recognized version number or an error will be raised. Currently, this field should be set to <a class="el" href="_h5_f_dsubfiling_8h.html#abaa42bc15a5d58b141de7147ac4c4a4c">H5FD_SUBFILING_CURR_FAPL_VERSION</a>. </p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>src/H5FDsubfiling/<a class="el" href="_h5_f_dsubfiling_8h.html">H5FDsubfiling.h</a></li>
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