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 <span id="projectnumber">v2.00 late beta</span>
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<div class="title">file_handle.hpp File Reference</div> </div>
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<div class="textblock"><code>#include "<a class="el" href="lockable__io__handle_8hpp.html">lockable_io_handle.hpp</a>"</code><br />
<code>#include "<a class="el" href="path__discovery_8hpp.html">path_discovery.hpp</a>"</code><br />
<code>#include "<a class="el" href="utils_8hpp.html">utils.hpp</a>"</code><br />
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classllfio__v2__xxx_1_1file__handle.html">llfio_v2_xxx::file_handle</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">A handle to a regular file or device. <a href="classllfio__v2__xxx_1_1file__handle.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structllfio__v2__xxx_1_1file__handle_1_1extent__pair.html">llfio_v2_xxx::file_handle::extent_pair</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">A pair of valid extents. <a href="structllfio__v2__xxx_1_1file__handle_1_1extent__pair.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structllfio__v2__xxx_1_1construct_3_01file__handle_01_4.html">llfio_v2_xxx::construct< file_handle ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Constructor for <code>file_handle</code> <a href="structllfio__v2__xxx_1_1construct_3_01file__handle_01_4.html#details">More...</a><br /></td></tr>
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<tr class="memdesc:namespacellfio__v2__xxx"><td class="mdescLeft"> </td><td class="mdescRight">The LLFIO namespace. <br /></td></tr>
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Functions</h2></td></tr>
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void </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#a2542466a055a0c024dee2704e9e32519">llfio_v2_xxx::swap</a> (file_handle &self, file_handle &o) noexcept</td></tr>
<tr class="memdesc:a2542466a055a0c024dee2704e9e32519"><td class="mdescLeft"> </td><td class="mdescRight">Swap with another instance. <br /></td></tr>
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<tr class="memitem:af31a062639499a79ef5cc8aed16ba65d"><td class="memItemLeft" align="right" valign="top">result< file_handle > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#af31a062639499a79ef5cc8aed16ba65d">llfio_v2_xxx::file</a> (const path_handle &base, file_handle::path_view_type path, file_handle::mode _mode=file_handle::mode::read, file_handle::creation _creation=file_handle::creation::open_existing, file_handle::caching _caching=file_handle::caching::all, file_handle::flag flags=file_handle::flag::none) noexcept</td></tr>
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<tr class="memitem:a5d9582bf6887848cd9fc363a282a1c21"><td class="memItemLeft" align="right" valign="top">result< file_handle > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#a5d9582bf6887848cd9fc363a282a1c21">llfio_v2_xxx::uniquely_named_file</a> (const path_handle &dirpath, file_handle::mode _mode=file_handle::mode::write, file_handle::caching _caching=file_handle::caching::temporary, file_handle::flag flags=file_handle::flag::none) noexcept</td></tr>
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<tr class="memitem:a70d9ef3b988a880d171015b754bb7b27"><td class="memItemLeft" align="right" valign="top">result< file_handle > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#a70d9ef3b988a880d171015b754bb7b27">llfio_v2_xxx::temp_file</a> (file_handle::path_view_type name=file_handle::path_view_type(), file_handle::mode _mode=file_handle::mode::write, file_handle::creation _creation=file_handle::creation::if_needed, file_handle::caching _caching=file_handle::caching::temporary, file_handle::flag flags=file_handle::flag::unlink_on_first_close) noexcept</td></tr>
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<tr class="memitem:ac8d9dc908fe39f9c896e99f6b7a39d81"><td class="memItemLeft" align="right" valign="top">result< file_handle > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#ac8d9dc908fe39f9c896e99f6b7a39d81">llfio_v2_xxx::temp_inode</a> (const path_handle &dirh=path_discovery::storage_backed_temporary_files_directory(), file_handle::mode _mode=file_handle::mode::write, file_handle::flag flags=file_handle::flag::none) noexcept</td></tr>
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file_handle::io_result< file_handle::size_type > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#af678f58d20e1f0962ff0744150342683">llfio_v2_xxx::read</a> (file_handle &self, file_handle::extent_type offset, std::initializer_list< file_handle::buffer_type > lst, deadline d=deadline()) noexcept</td></tr>
<tr class="memdesc:af678f58d20e1f0962ff0744150342683"><td class="mdescLeft"> </td><td class="mdescRight">This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. <br /></td></tr>
<tr class="separator:af678f58d20e1f0962ff0744150342683"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1759f4cee184d433f4446a39ff8bfa02"><td class="memItemLeft" align="right" valign="top">result< file_handle::extent_type > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#a1759f4cee184d433f4446a39ff8bfa02">llfio_v2_xxx::maximum_extent</a> (const file_handle &self) noexcept</td></tr>
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<tr class="memitem:a16ee1bea5a5791ecde266420e00fba81"><td class="memItemLeft" align="right" valign="top">result< file_handle::extent_type > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#a16ee1bea5a5791ecde266420e00fba81">llfio_v2_xxx::truncate</a> (file_handle &self, file_handle::extent_type newsize) noexcept</td></tr>
<tr class="separator:a16ee1bea5a5791ecde266420e00fba81"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad4f1cfcc3469ace25264a09770b0cdef"><td class="memItemLeft" align="right" valign="top"><a id="ad4f1cfcc3469ace25264a09770b0cdef"></a>
result< std::vector< file_handle::extent_pair > > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#ad4f1cfcc3469ace25264a09770b0cdef">llfio_v2_xxx::extents</a> (const file_handle &self) noexcept</td></tr>
<tr class="memdesc:ad4f1cfcc3469ace25264a09770b0cdef"><td class="mdescLeft"> </td><td class="mdescRight">Returns a list of currently valid extents for this open file. WARNING: racy! <br /></td></tr>
<tr class="separator:ad4f1cfcc3469ace25264a09770b0cdef"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad0fb15649a46da0d75b5797bfda8dc2e"><td class="memItemLeft" align="right" valign="top">result< file_handle::extent_type > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespacellfio__v2__xxx.html#ad0fb15649a46da0d75b5797bfda8dc2e">llfio_v2_xxx::zero</a> (file_handle &self, file_handle::extent_type offset, file_handle::extent_type bytes, deadline d=deadline()) noexcept</td></tr>
<tr class="memdesc:ad0fb15649a46da0d75b5797bfda8dc2e"><td class="mdescLeft"> </td><td class="mdescRight">Efficiently zero, and possibly deallocate, data on storage. <a href="namespacellfio__v2__xxx.html#ad0fb15649a46da0d75b5797bfda8dc2e">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>Provides file_handle </p>
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