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<li class="navelem"><a class="el" href="dir_df9c78dcf3f59a33b12284f95992a64b.html">ripple</a></li><li class="navelem"><a class="el" href="dir_ceb6d1bc218d15504336f945ff1322da.html">nodestore</a></li><li class="navelem"><a class="el" href="dir_1eae1e3c362aa357dbf8694343222a03.html">impl</a></li> </ul>
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<div class="title">EncodedBlob.cpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Copyright (c) 2012, 2013 Ripple Labs Inc.</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">*/</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">//==============================================================================</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <ripple/nodestore/impl/EncodedBlob.h></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/cstring.html">cstring</a>></span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">namespace </span>NodeStore {</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="structripple_1_1NodeStore_1_1EncodedBlob.html#a1b3f76ab2c8935a08fb71f77e2100ba4"> 27</a></span> <a class="code" href="structripple_1_1NodeStore_1_1EncodedBlob.html#a1b3f76ab2c8935a08fb71f77e2100ba4">EncodedBlob::prepare</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr<NodeObject></a> <span class="keyword">const</span>& <span class="keywordtype">object</span>)</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> {</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <a class="code" href="structripple_1_1NodeStore_1_1EncodedBlob.html#adcf74402099226d78d3a94e92ccac80d">m_key</a> = <span class="keywordtype">object</span>->getHash().begin();</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  </div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">auto</span> ret = <a class="code" href="structripple_1_1NodeStore_1_1EncodedBlob.html#aa6af4ac37c23417a3fc82359fd0f71ba">m_data</a>.<a class="code" href="classripple_1_1Buffer.html#ae15e22643d29f11fd43d715bf6169c6d">alloc</a>(object->getData().size() + 9);</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="comment">// the first 8 bytes are unused</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/byte/memset.html">std::memset</a>(ret, 0, 8);</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  ret[8] = <span class="keyword">static_cast<</span><a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">></span>(<span class="keywordtype">object</span>->getType());</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/byte/memcpy.html">std::memcpy</a>(ret + 9, object->getData().data(), object->getData().size());</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> }</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> } <span class="comment">// namespace NodeStore</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> } <span class="comment">// namespace ripple</span></div>
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<div class="ttc" id="ashared_ptr_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr< NodeObject ></a></div></div>
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<div class="ttc" id="astructripple_1_1NodeStore_1_1EncodedBlob_html_adcf74402099226d78d3a94e92ccac80d"><div class="ttname"><a href="structripple_1_1NodeStore_1_1EncodedBlob.html#adcf74402099226d78d3a94e92ccac80d">ripple::NodeStore::EncodedBlob::m_key</a></div><div class="ttdeci">void const * m_key</div><div class="ttdef"><b>Definition:</b> <a href="EncodedBlob_8h_source.html#l00059">EncodedBlob.h:59</a></div></div>
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<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a></div></div>
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<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="RCLCensorshipDetector_8h_source.html#l00029">RCLCensorshipDetector.h:29</a></div></div>
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<div class="ttc" id="amemcpy_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/byte/memcpy.html">std::memcpy</a></div><div class="ttdeci">T memcpy(T... args)</div></div>
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<div class="ttc" id="aclassripple_1_1Buffer_html_ae15e22643d29f11fd43d715bf6169c6d"><div class="ttname"><a href="classripple_1_1Buffer.html#ae15e22643d29f11fd43d715bf6169c6d">ripple::Buffer::alloc</a></div><div class="ttdeci">std::uint8_t * alloc(std::size_t n)</div><div class="ttdoc">Reallocate the storage.</div><div class="ttdef"><b>Definition:</b> <a href="Buffer_8h_source.html#l00176">Buffer.h:176</a></div></div>
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<div class="ttc" id="amemset_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/byte/memset.html">std::memset</a></div><div class="ttdeci">T memset(T... args)</div></div>
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<div class="ttc" id="astructripple_1_1NodeStore_1_1EncodedBlob_html_a1b3f76ab2c8935a08fb71f77e2100ba4"><div class="ttname"><a href="structripple_1_1NodeStore_1_1EncodedBlob.html#a1b3f76ab2c8935a08fb71f77e2100ba4">ripple::NodeStore::EncodedBlob::prepare</a></div><div class="ttdeci">void prepare(std::shared_ptr< NodeObject > const &object)</div><div class="ttdef"><b>Definition:</b> <a href="EncodedBlob_8cpp_source.html#l00027">EncodedBlob.cpp:27</a></div></div>
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<div class="ttc" id="astructripple_1_1NodeStore_1_1EncodedBlob_html_aa6af4ac37c23417a3fc82359fd0f71ba"><div class="ttname"><a href="structripple_1_1NodeStore_1_1EncodedBlob.html#aa6af4ac37c23417a3fc82359fd0f71ba">ripple::NodeStore::EncodedBlob::m_data</a></div><div class="ttdeci">Buffer m_data</div><div class="ttdef"><b>Definition:</b> <a href="EncodedBlob_8h_source.html#l00060">EncodedBlob.h:60</a></div></div>
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