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| <img src="https://www.rust-lang.org/logos/rust-logo-128x128-blk.png" alt="logo"></div></a><div class="sidebar-elems"><h2><a href="index.html">In rand_core::impls</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Function <a href="../index.html">rand_core</a>::<wbr><a href="index.html">impls</a>::<wbr><a class="fn" href="#">fill_via_u64_chunks</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="srclink" href="../../src/rand_core/impls.rs.html#154-156">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="item-decl"><pre class="rust fn"><code>pub fn fill_via_u64_chunks(src: &[u64], dest: &mut [u8]) -> (usize, usize)</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Implement <code>fill_bytes</code> by reading chunks from the output buffer of a block |
| based RNG.</p> |
| <p>The return values are <code>(consumed_u64, filled_u8)</code>. |
| <code>filled_u8</code> is the number of filled bytes in <code>dest</code>, which may be less than |
| the length of <code>dest</code>. |
| <code>consumed_u64</code> is the number of words consumed from <code>src</code>, which is the same |
| as <code>filled_u8 / 8</code> rounded up.</p> |
| <p>See <code>fill_via_u32_chunks</code> for an example.</p> |
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