Onionr/docs/html/src/utils/reconstructhash.html

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<header>
<h1 class="title">Module <code>src.utils.reconstructhash</code></h1>
</header>
<section id="section-intro">
<p>Onionr - Private P2P Communication</p>
<p>z-fill (zero fill) a string to a specific length
intended for reconstructing block hashes</p>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">&#39;&#39;&#39;
Onionr - Private P2P Communication
z-fill (zero fill) a string to a specific length
intended for reconstructing block hashes
&#39;&#39;&#39;
from typing import Union
&#39;&#39;&#39;
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see &lt;https://www.gnu.org/licenses/&gt;.
&#39;&#39;&#39;
def reconstruct_hash(hex_hash: Union[str, bytes],
length: int = 64) -&gt; Union[str, bytes]:
&#34;&#34;&#34;Pad hash hex string with zeros, return result&#34;&#34;&#34;
return hex_hash.zfill(length)
def deconstruct_hash(hex_hash: Union[str, bytes]) -&gt; Union[str, bytes]:
&#34;&#34;&#34;Remove leading zeros from hex hash, return result&#34;&#34;&#34;
new_hash = &#39;&#39;
ret_bytes = False
try:
hex_hash = hex_hash.decode()
ret_bytes = True
except AttributeError:
pass
c = 0
for x in hex_hash:
if x == &#39;0&#39;:
c += 1
else:
break
new_hash = hex_hash[c:]
if ret_bytes:
new_hash = new_hash.encode()
return new_hash</code></pre>
</details>
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-functions">Functions</h2>
<dl>
<dt id="src.utils.reconstructhash.deconstruct_hash"><code class="name flex">
<span>def <span class="ident">deconstruct_hash</span></span>(<span>hex_hash)</span>
</code></dt>
<dd>
<section class="desc"><p>Remove leading zeros from hex hash, return result</p></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def deconstruct_hash(hex_hash: Union[str, bytes]) -&gt; Union[str, bytes]:
&#34;&#34;&#34;Remove leading zeros from hex hash, return result&#34;&#34;&#34;
new_hash = &#39;&#39;
ret_bytes = False
try:
hex_hash = hex_hash.decode()
ret_bytes = True
except AttributeError:
pass
c = 0
for x in hex_hash:
if x == &#39;0&#39;:
c += 1
else:
break
new_hash = hex_hash[c:]
if ret_bytes:
new_hash = new_hash.encode()
return new_hash</code></pre>
</details>
</dd>
<dt id="src.utils.reconstructhash.reconstruct_hash"><code class="name flex">
<span>def <span class="ident">reconstruct_hash</span></span>(<span>hex_hash, length=64)</span>
</code></dt>
<dd>
<section class="desc"><p>Pad hash hex string with zeros, return result</p></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def reconstruct_hash(hex_hash: Union[str, bytes],
length: int = 64) -&gt; Union[str, bytes]:
&#34;&#34;&#34;Pad hash hex string with zeros, return result&#34;&#34;&#34;
return hex_hash.zfill(length)</code></pre>
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</dd>
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<section>
</section>
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<h1>Index</h1>
<div class="toc">
<ul></ul>
</div>
<ul id="index">
<li><h3>Super-module</h3>
<ul>
<li><code><a title="src.utils" href="index.html">src.utils</a></code></li>
</ul>
</li>
<li><h3><a href="#header-functions">Functions</a></h3>
<ul class="">
<li><code><a title="src.utils.reconstructhash.deconstruct_hash" href="#src.utils.reconstructhash.deconstruct_hash">deconstruct_hash</a></code></li>
<li><code><a title="src.utils.reconstructhash.reconstruct_hash" href="#src.utils.reconstructhash.reconstruct_hash">reconstruct_hash</a></code></li>
</ul>
</li>
</ul>
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