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<div class="title">Download.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) 2021 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/app/rdb/Download.h></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <soci/sqlite3/soci-sqlite3.h></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>  </div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair<std::unique_ptr<DatabaseCon></a>, <a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional<std::uint64_t></a>></div>
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<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="namespaceripple.html#a4a4c6dcd12f306573fffbbdd8c2824e3"> 26</a></span> <a class="code" href="namespaceripple.html#a4a4c6dcd12f306573fffbbdd8c2824e3">openDatabaseBodyDb</a>(</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <a class="code" href="structripple_1_1DatabaseCon_1_1Setup.html">DatabaseCon::Setup</a> <span class="keyword">const</span>& setup,</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  boost::filesystem::path <span class="keyword">const</span>& path)</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> {</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="comment">// SOCI requires boost::optional (not std::optional) as the parameter.</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  boost::optional<std::string> pathFromDb;</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  boost::optional<std::uint64_t> size;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">auto</span> conn = std::make_unique<DatabaseCon>(</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  setup, <span class="stringliteral">"Download"</span>, <a class="code" href="namespaceripple.html#a1d4293b25863d6ecf2885acc15606850">DownloaderDBPragma</a>, <a class="code" href="namespaceripple.html#aac44344883fee326332f3d5a3b9cf185">DatabaseBodyDBInit</a>);</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">auto</span>& session = *conn->checkoutDb();</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  session << <span class="stringliteral">"SELECT Path FROM Download WHERE Part=0;"</span>,</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  soci::into(pathFromDb);</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">// Try to reuse preexisting</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="comment">// database.</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">if</span> (pathFromDb)</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  {</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment">// Can't resuse - database was</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// from a different file download.</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">if</span> (pathFromDb != path.string())</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  {</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  session << <span class="stringliteral">"DROP TABLE Download;"</span>;</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Continuing a file download.</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  {</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  session << <span class="stringliteral">"SELECT SUM(LENGTH(Data)) FROM Download;"</span>,</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  soci::into(size);</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  }</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> {std::move(conn), (size ? *size : <a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional<std::uint64_t></a>())};</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a></div>
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<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="namespaceripple.html#a100fa84a39c722ed5ebf0aa751d1addb"> 65</a></span> <a class="code" href="namespaceripple.html#a100fa84a39c722ed5ebf0aa751d1addb">databaseBodyDoPut</a>(</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  soci::session& session,</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>& data,</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>& path,</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> fileSize,</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> part,</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> maxRowSizePad)</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> {</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> rowSize = 0;</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  soci::indicator rti;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  </div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> remainingInRow = 0;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  </div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keyword">auto</span> be =</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">dynamic_cast<</span>soci::sqlite3_session_backend*<span class="keyword">></span>(session.get_backend());</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  BOOST_ASSERT(be);</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// This limits how large we can make the blob</span></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// in each row. Also subtract a pad value to</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">// account for the other values in the row.</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">auto</span> <span class="keyword">const</span> blobMaxSize =</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  sqlite_api::sqlite3_limit(be->conn_, SQLITE_LIMIT_LENGTH, -1) -</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  maxRowSizePad;</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  </div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> newpath;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">auto</span> rowInit = [&] {</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  session << <span class="stringliteral">"INSERT INTO Download VALUES (:path, zeroblob(0), 0, :part)"</span>,</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  soci::use(newpath), soci::use(part);</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  remainingInRow = blobMaxSize;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  rowSize = 0;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  };</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  session << <span class="stringliteral">"SELECT Path,Size,Part FROM Download ORDER BY Part DESC "</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="stringliteral">"LIMIT 1"</span>,</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  soci::into(newpath), soci::into(rowSize), soci::into(part, rti);</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">if</span> (!session.got_data())</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  {</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  newpath = path;</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  rowInit();</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  remainingInRow = blobMaxSize - rowSize;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  </div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">auto</span> insert = [&session, &rowSize, &part, &fs = fileSize](</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">auto</span> <span class="keyword">const</span>& data) {</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> updatedSize = rowSize + data.size();</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  session << <span class="stringliteral">"UPDATE Download SET Data = CAST(Data || :data AS blob), "</span></div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="stringliteral">"Size = :size WHERE Part = :part;"</span>,</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  soci::use(data), soci::use(updatedSize), soci::use(part);</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  </div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  fs += data.size();</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  };</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">size_t</span> currentBase = 0;</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">while</span> (currentBase + remainingInRow < data.size())</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  {</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">if</span> (remainingInRow)</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  {</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  insert(data.substr(currentBase, remainingInRow));</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  currentBase += remainingInRow;</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  </div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  ++part;</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  rowInit();</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  insert(data.substr(currentBase));</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  </div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">return</span> part;</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> }</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="namespaceripple.html#a631e538e09fe70a9ee60a1ef0eaa5f1c"> 142</a></span> <a class="code" href="namespaceripple.html#a631e538e09fe70a9ee60a1ef0eaa5f1c">databaseBodyFinish</a>(soci::session& session, <a class="codeRef" href="http://en.cppreference.com/w/cpp/io/basic_ofstream.html">std::ofstream</a>& fout)</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> {</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  soci::rowset<std::string> rs =</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  (session.prepare << <span class="stringliteral">"SELECT Data FROM Download ORDER BY PART ASC;"</span>);</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">// iteration through the resultset:</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span> it = rs.begin(); it != rs.end(); ++it)</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  fout.<a class="codeRef" href="http://en.cppreference.com/w/cpp/io/basic_ostream/write.html">write</a>(it->data(), it->size());</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> }</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  </div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> } <span class="comment">// namespace ripple</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="anamespaceripple_html_a100fa84a39c722ed5ebf0aa751d1addb"><div class="ttname"><a href="namespaceripple.html#a100fa84a39c722ed5ebf0aa751d1addb">ripple::databaseBodyDoPut</a></div><div class="ttdeci">std::uint64_t databaseBodyDoPut(soci::session &session, std::string const &data, std::string const &path, std::uint64_t fileSize, std::uint64_t part, std::uint16_t maxRowSizePad)</div><div class="ttdoc">databaseBodyDoPut Saves a new fragment of a downloaded file.</div><div class="ttdef"><b>Definition:</b> <a href="Download_8cpp_source.html#l00065">Download.cpp:65</a></div></div>
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<div class="ttc" id="abasic_string_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div><div class="ttdoc">STL class.</div></div>
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<div class="ttc" id="astructripple_1_1DatabaseCon_1_1Setup_html"><div class="ttname"><a href="structripple_1_1DatabaseCon_1_1Setup.html">ripple::DatabaseCon::Setup</a></div><div class="ttdef"><b>Definition:</b> <a href="DatabaseCon_8h_source.html#l00084">DatabaseCon.h:84</a></div></div>
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<div class="ttc" id="apair_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a></div></div>
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<div class="ttc" id="awrite_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/basic_ostream/write.html">std::ofstream::write</a></div><div class="ttdeci">T write(T... args)</div></div>
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<div class="ttc" id="anamespaceripple_html_a1d4293b25863d6ecf2885acc15606850"><div class="ttname"><a href="namespaceripple.html#a1d4293b25863d6ecf2885acc15606850">ripple::DownloaderDBPragma</a></div><div class="ttdeci">static constexpr std::array< char const *, 2 > DownloaderDBPragma</div><div class="ttdef"><b>Definition:</b> <a href="DBInit_8h_source.html#l00255">DBInit.h:255</a></div></div>
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<div class="ttc" id="abasic_ofstream_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/basic_ofstream.html">std::ofstream</a></div><div class="ttdoc">STL class.</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::uint64_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="aoptional_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional</a></div></div>
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<div class="ttc" id="anamespaceripple_html_a4a4c6dcd12f306573fffbbdd8c2824e3"><div class="ttname"><a href="namespaceripple.html#a4a4c6dcd12f306573fffbbdd8c2824e3">ripple::openDatabaseBodyDb</a></div><div class="ttdeci">std::pair< std::unique_ptr< DatabaseCon >, std::optional< std::uint64_t > > openDatabaseBodyDb(DatabaseCon::Setup const &setup, boost::filesystem::path const &path)</div><div class="ttdoc">openDatabaseBodyDb Opens a database that will store the contents of a file being downloaded,...</div><div class="ttdef"><b>Definition:</b> <a href="Download_8cpp_source.html#l00026">Download.cpp:26</a></div></div>
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<div class="ttc" id="anamespaceripple_html_a631e538e09fe70a9ee60a1ef0eaa5f1c"><div class="ttname"><a href="namespaceripple.html#a631e538e09fe70a9ee60a1ef0eaa5f1c">ripple::databaseBodyFinish</a></div><div class="ttdeci">void databaseBodyFinish(soci::session &session, std::ofstream &fout)</div><div class="ttdoc">databaseBodyFinish Finishes the download process and writes the file to disk.</div><div class="ttdef"><b>Definition:</b> <a href="Download_8cpp_source.html#l00142">Download.cpp:142</a></div></div>
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<div class="ttc" id="anamespaceripple_html_aac44344883fee326332f3d5a3b9cf185"><div class="ttname"><a href="namespaceripple.html#aac44344883fee326332f3d5a3b9cf185">ripple::DatabaseBodyDBInit</a></div><div class="ttdeci">static constexpr std::array< char const *, 3 > DatabaseBodyDBInit</div><div class="ttdef"><b>Definition:</b> <a href="DBInit_8h_source.html#l00268">DBInit.h:268</a></div></div>
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