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