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<li class="navelem"><a class="el" href="dir_a62226f9e3a6c7c5a3be455e2f87ae01.html">xrpld</a></li><li class="navelem"><a class="el" href="dir_c69db3203fa08a9ff994909ba6ee9783.html">app</a></li><li class="navelem"><a class="el" href="dir_a6d14a898e5042b88feceb06bece5732.html">paths</a></li> </ul>
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<div class="headertitle"><div class="title">AccountCurrencies.cpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">/*</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> Copyright (c) 2012, 2013 Ripple Labs Inc.</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"></span> </div>
<div class="line"><a id="l00006" 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>
<div class="line"><a id="l00007" 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>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"></span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a id="l00012" 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>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a id="l00014" 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>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment">*/</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment">//==============================================================================</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include &lt;xrpld/app/paths/AccountCurrencies.h&gt;</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span>hash_set&lt;Currency&gt;</div>
<div class="foldopen" id="foldopen00025" data-start="{" data-end="}">
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="namespaceripple.html#a3c5f274e7acff7630f3e7a544f90c109"> 25</a></span><a class="code hl_function" href="namespaceripple.html#a3c5f274e7acff7630f3e7a544f90c109">accountSourceCurrencies</a>(</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <a class="code hl_class" href="classripple_1_1base__uint.html">AccountID</a> <span class="keyword">const</span>&amp; account,</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;RippleLineCache&gt;</a> <span class="keyword">const</span>&amp; lrCache,</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> <span class="keywordtype">bool</span> includeXRP)</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span>{</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/container/unordered_set.html">hash_set&lt;Currency&gt;</a> currencies;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// YYY Only bother if they are above reserve</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="keywordflow">if</span> (includeXRP)</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> currencies.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/unordered_set/insert.html">insert</a>(<a class="code hl_function" href="namespaceripple.html#a91af9326e7f471001066b6b59f24599c">xrpCurrency</a>());</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> <span class="keyword">const</span> lines =</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> lrCache-&gt;getRippleLines(account, <a class="code hl_enumvalue" href="namespaceripple.html#afaeac9ab95c58b4359cdd27f59d18568a1186f94907928a1412cf4ecfdf8bc476">LineDirection::outgoing</a>))</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> {</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> <span class="keyword">const</span>&amp; rspEntry : *lines)</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> {</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">auto</span>&amp; saBalance = rspEntry.getBalance();</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="comment">// Filter out non</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keywordflow">if</span> (saBalance &gt; beast::zero</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// Have IOUs to send.</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> ||</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> (rspEntry.getLimitPeer()</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="comment">// Peer extends credit.</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> &amp;&amp; ((-saBalance) &lt; rspEntry.getLimitPeer()))) <span class="comment">// Credit left.</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> {</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> currencies.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/unordered_set/insert.html">insert</a>(saBalance.getCurrency());</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> }</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> }</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> }</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> currencies.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/unordered_set/erase.html">erase</a>(<a class="code hl_function" href="namespaceripple.html#a0d78fe5b5eff36774b5be525cbcc3972">badCurrency</a>());</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">return</span> currencies;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span>}</div>
</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span>hash_set&lt;Currency&gt;</div>
<div class="foldopen" id="foldopen00061" data-start="{" data-end="}">
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"><a class="line" href="namespaceripple.html#a37173963b40ddf6c4e4245d821125ffb"> 61</a></span><a class="code hl_function" href="namespaceripple.html#a37173963b40ddf6c4e4245d821125ffb">accountDestCurrencies</a>(</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <a class="code hl_class" href="classripple_1_1base__uint.html">AccountID</a> <span class="keyword">const</span>&amp; account,</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr&lt;RippleLineCache&gt;</a> <span class="keyword">const</span>&amp; lrCache,</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="keywordtype">bool</span> includeXRP)</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span>{</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/container/unordered_set.html">hash_set&lt;Currency&gt;</a> currencies;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordflow">if</span> (includeXRP)</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> currencies.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/unordered_set/insert.html">insert</a>(<a class="code hl_function" href="namespaceripple.html#a91af9326e7f471001066b6b59f24599c">xrpCurrency</a>());</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// Even if account doesn&#39;t exist</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> <span class="keyword">const</span> lines =</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> lrCache-&gt;getRippleLines(account, <a class="code hl_enumvalue" href="namespaceripple.html#afaeac9ab95c58b4359cdd27f59d18568a1186f94907928a1412cf4ecfdf8bc476">LineDirection::outgoing</a>))</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> {</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> <span class="keyword">const</span>&amp; rspEntry : *lines)</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> {</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keyword">auto</span>&amp; saBalance = rspEntry.getBalance();</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordflow">if</span> (saBalance &lt; rspEntry.getLimit()) <span class="comment">// Can take more</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> currencies.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/unordered_set/insert.html">insert</a>(saBalance.getCurrency());</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> }</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> }</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> currencies.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/unordered_set/erase.html">erase</a>(<a class="code hl_function" href="namespaceripple.html#a0d78fe5b5eff36774b5be525cbcc3972">badCurrency</a>());</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="keywordflow">return</span> currencies;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>}</div>
</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span>} <span class="comment">// namespace ripple</span></div>
<div class="ttc" id="aclassripple_1_1base__uint_html"><div class="ttname"><a href="classripple_1_1base__uint.html">ripple::base_uint&lt; 160, detail::AccountIDTag &gt;</a></div></div>
<div class="ttc" id="aerase_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/unordered_set/erase.html">std::unordered_set::erase</a></div><div class="ttdeci">T erase(T... args)</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="algorithm_8h_source.html#l00025">algorithm.h:25</a></div></div>
<div class="ttc" id="anamespaceripple_html_a0d78fe5b5eff36774b5be525cbcc3972"><div class="ttname"><a href="namespaceripple.html#a0d78fe5b5eff36774b5be525cbcc3972">ripple::badCurrency</a></div><div class="ttdeci">Currency const &amp; badCurrency()</div><div class="ttdoc">We deliberately disallow the currency that looks like &quot;XRP&quot; because too many people were using it ins...</div><div class="ttdef"><b>Definition</b> <a href="UintTypes_8cpp_source.html#l00133">UintTypes.cpp:133</a></div></div>
<div class="ttc" id="anamespaceripple_html_a37173963b40ddf6c4e4245d821125ffb"><div class="ttname"><a href="namespaceripple.html#a37173963b40ddf6c4e4245d821125ffb">ripple::accountDestCurrencies</a></div><div class="ttdeci">hash_set&lt; Currency &gt; accountDestCurrencies(AccountID const &amp;account, std::shared_ptr&lt; RippleLineCache &gt; const &amp;lrCache, bool includeXRP)</div><div class="ttdef"><b>Definition</b> <a href="AccountCurrencies_8cpp_source.html#l00061">AccountCurrencies.cpp:61</a></div></div>
<div class="ttc" id="anamespaceripple_html_a3c5f274e7acff7630f3e7a544f90c109"><div class="ttname"><a href="namespaceripple.html#a3c5f274e7acff7630f3e7a544f90c109">ripple::accountSourceCurrencies</a></div><div class="ttdeci">hash_set&lt; Currency &gt; accountSourceCurrencies(AccountID const &amp;account, std::shared_ptr&lt; RippleLineCache &gt; const &amp;lrCache, bool includeXRP)</div><div class="ttdef"><b>Definition</b> <a href="AccountCurrencies_8cpp_source.html#l00025">AccountCurrencies.cpp:25</a></div></div>
<div class="ttc" id="anamespaceripple_html_a91af9326e7f471001066b6b59f24599c"><div class="ttname"><a href="namespaceripple.html#a91af9326e7f471001066b6b59f24599c">ripple::xrpCurrency</a></div><div class="ttdeci">Currency const &amp; xrpCurrency()</div><div class="ttdoc">XRP currency.</div><div class="ttdef"><b>Definition</b> <a href="UintTypes_8cpp_source.html#l00119">UintTypes.cpp:119</a></div></div>
<div class="ttc" id="anamespaceripple_html_afaeac9ab95c58b4359cdd27f59d18568a1186f94907928a1412cf4ecfdf8bc476"><div class="ttname"><a href="namespaceripple.html#afaeac9ab95c58b4359cdd27f59d18568a1186f94907928a1412cf4ecfdf8bc476">ripple::LineDirection::outgoing</a></div><div class="ttdeci">@ outgoing</div></div>
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