ARCHIVE/rippled
1
0
Fork 0
mirror of https://github.com/XRPLF/rippled.git synced 2025-11-21 03:26:01 +00:00
Code Issues Packages Projects Releases Wiki Activity

deploy: 020b285808

Browse Source
This commit is contained in:
nbougalis
2020-04-15 21:15:02 +00:00
commit 4ad595bf18
12373 changed files with 1478990 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

293
WalletPropose_8cpp_source.html Normal file
View File

@@ -0,0 +1,293 @@
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.17"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>rippled: WalletPropose.cpp Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">rippled
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.17 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_df9c78dcf3f59a33b12284f95992a64b.html">ripple</a></li><li class="navelem"><a class="el" href="dir_f4afb74df24474efa0cc7e8ea3ddd5ce.html">rpc</a></li><li class="navelem"><a class="el" href="dir_72652aacd0eb4ee32af795650dd02b37.html">handlers</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="headertitle">
<div class="title">WalletPropose.cpp</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> Copyright (c) 2012-2014 Ripple Labs Inc.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">//==============================================================================</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &lt;ripple/basics/strHex.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;ripple/net/RPCErr.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;ripple/protocol/ErrorCodes.h&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;ripple/protocol/jss.h&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;ripple/protocol/KeyType.h&gt;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;ripple/protocol/PublicKey.h&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;ripple/protocol/SecretKey.h&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;ripple/protocol/Seed.h&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &lt;ripple/rpc/Context.h&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &lt;ripple/rpc/impl/RPCHelpers.h&gt;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &lt;ripple/rpc/handlers/WalletPropose.h&gt;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &lt;ed25519-donna/ed25519.h&gt;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#include &lt;boost/optional.hpp&gt;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/cmath.html">cmath</a>&gt;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/map.html">map</a>&gt;</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="keywordtype">double</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="namespaceripple.html#ace734cc5d53d2bd5d0c530f1edfc229f"> 39</a></span>&#160;<a class="code" href="namespaceripple.html#ace734cc5d53d2bd5d0c530f1edfc229f">estimate_entropy</a> (<a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>&amp; input)</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;{</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="comment">// First, we calculate the Shannon entropy. This gives</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="comment">// the average number of bits per symbol that we would</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="comment">// need to encode the input.</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/map.html">std::map&lt;int, double&gt;</a> freq;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">auto</span> <span class="keyword">const</span>&amp; c : input)</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; freq[c]++;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <span class="keywordtype">double</span> se = 0.0;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">auto</span> <span class="keyword">const</span>&amp; [_,f] : freq)</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; {</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; (void)_;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keyword">auto</span> x = f / input.length();</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; se += (x) * log2(x);</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; }</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="comment">// We multiply it by the length, to get an estimate of</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="comment">// the number of bits in the input. We floor because it</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="comment">// is better to be conservative.</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordflow">return</span> <a class="codeRef" href="http://en.cppreference.com/w/cpp/numeric/math/floor.html">std::floor</a> (-se * input.length());</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;}</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="comment">// {</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="comment">// passphrase: &lt;string&gt;</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="comment">// }</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="namespaceripple.html#ae532a08cb69d31aa4b0872f2f7385e5c"> 67</a></span>&#160;<a class="code" href="classJson_1_1Value.html">Json::Value</a> <a class="code" href="namespaceripple.html#ae532a08cb69d31aa4b0872f2f7385e5c">doWalletPropose</a> (<a class="code" href="structripple_1_1RPC_1_1JsonContext.html">RPC::JsonContext</a>&amp; context)</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;{</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceripple.html#ac44c4bc38270bac0b5277f85950ec295">walletPropose</a> (context.<a class="code" href="structripple_1_1RPC_1_1JsonContext.html#a036b2c14552fbca49011c3d0e78017fa">params</a>);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;}</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="namespaceripple.html#ac44c4bc38270bac0b5277f85950ec295"> 72</a></span>&#160;<a class="code" href="classJson_1_1Value.html">Json::Value</a> <a class="code" href="namespaceripple.html#ac44c4bc38270bac0b5277f85950ec295">walletPropose</a> (<a class="code" href="classJson_1_1Value.html">Json::Value</a> <span class="keyword">const</span>&amp; params)</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;{</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; boost::optional&lt;KeyType&gt; keyType;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; boost::optional&lt;Seed&gt; seed;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keywordtype">bool</span> rippleLibSeed = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordflow">if</span> (params.<a class="code" href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">isMember</a> (jss::key_type))</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; {</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keywordflow">if</span> (! params[jss::key_type].isString())</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; {</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceripple_1_1RPC.html#aa63398ec847d01de9d9af3598e3e2325">RPC::expected_field_error</a> (</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; jss::key_type, <span class="stringliteral">&quot;string&quot;</span>);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; }</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; keyType = <a class="code" href="namespaceripple.html#ab29dd72d84c2833dfad712c0460a0eca">keyTypeFromString</a> (</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; params[jss::key_type].asString());</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">if</span> (!keyType)</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceripple.html#ab114d40490d1a6a0ab2fa6053167d461">rpcError</a>(<a class="code" href="namespaceripple.html#a32d6d3ce1a48272b677d2c88b1d30932a82ddebc5ec7a37ff38892487277bf9c4">rpcINVALID_PARAMS</a>);</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; }</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="comment">// ripple-lib encodes seed used to generate an Ed25519 wallet in a</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="comment">// non-standard way. While we never encode seeds that way, we try</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="comment">// to detect such keys to avoid user confusion.</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordflow">if</span> (params.<a class="code" href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">isMember</a>(jss::passphrase))</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; seed = <a class="code" href="namespaceripple_1_1RPC.html#a04d58cbc11cc34bea1ad0b12a0729c9a">RPC::parseRippleLibSeed</a>(params[jss::passphrase]);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (params.<a class="code" href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">isMember</a>(jss::seed))</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; seed = <a class="code" href="namespaceripple_1_1RPC.html#a04d58cbc11cc34bea1ad0b12a0729c9a">RPC::parseRippleLibSeed</a>(params[jss::seed]);</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keywordflow">if</span>(seed)</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; {</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; rippleLibSeed = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="comment">// If the user *explicitly* requests a key type other than</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="comment">// Ed25519 we return an error.</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keywordflow">if</span> (keyType.value_or(<a class="code" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b">KeyType::ed25519</a>) != <a class="code" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b">KeyType::ed25519</a>)</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceripple.html#ab114d40490d1a6a0ab2fa6053167d461">rpcError</a>(<a class="code" href="namespaceripple.html#a32d6d3ce1a48272b677d2c88b1d30932ad2f8f023342d32f2602688202894cabe">rpcBAD_SEED</a>);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; keyType = <a class="code" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b">KeyType::ed25519</a>;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; }</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordflow">if</span> (!seed)</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; {</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordflow">if</span> (params.<a class="code" href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">isMember</a>(jss::passphrase) ||</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; params.<a class="code" href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">isMember</a>(jss::seed) ||</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; params.<a class="code" href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">isMember</a>(jss::seed_hex))</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; {</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <a class="code" href="classJson_1_1Value.html">Json::Value</a> err;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; seed = <a class="code" href="namespaceripple_1_1RPC.html#a31ba0250a52d40d2079806200a1a7393">RPC::getSeedFromRPC</a>(params, err);</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keywordflow">if</span> (!seed)</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keywordflow">return</span> err;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; }</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; {</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; seed = <a class="code" href="namespaceripple.html#a4051033596516e3ebd7c996004ed08f0">randomSeed</a>();</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; }</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; }</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordflow">if</span> (!keyType)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; keyType = <a class="code" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757">KeyType::secp256k1</a>;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> publicKey = <a class="code" href="namespaceripple.html#a355ec605d1063c4316b6f1480359da19">generateKeyPair</a> (*keyType, *seed).first;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <a class="code" href="classJson_1_1Value.html">Json::Value</a> obj (<a class="code" href="namespaceJson.html#a7d654b75c16a57007925868e38212b4eae8386dcfc36d1ae897745f7b4f77a1f6">Json::objectValue</a>);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> seed1751 = <a class="code" href="namespaceripple.html#a3cfe8fe27577cec9b7ff7e4b31263c4d">seedAs1751</a> (*seed);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> seedHex = <a class="code" href="namespaceripple.html#a86e358ce3f06ff049af13c2342791cf8">strHex</a> (*seed);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> seedBase58 = <a class="code" href="namespaceripple.html#a08a13b62b18272366f788632359e8793">toBase58</a> (*seed);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; obj[jss::master_seed] = seedBase58;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; obj[jss::master_seed_hex] = seedHex;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; obj[jss::master_key] = seed1751;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; obj[jss::account_id] = <a class="code" href="namespaceripple.html#a08a13b62b18272366f788632359e8793">toBase58</a>(<a class="code" href="namespaceripple.html#a614d8681c8dff84ac2257939751987c5">calcAccountID</a>(publicKey));</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; obj[jss::public_key] = <a class="code" href="namespaceripple.html#a08a13b62b18272366f788632359e8793">toBase58</a>(<a class="code" href="namespaceripple.html#a1bf8df553d36589191c8057c136cce03ab23f52a56f27cc97abe221ea3c5cd56c">TokenType::AccountPublic</a>, publicKey);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; obj[jss::key_type] = <a class="code" href="namespaceripple.html#a96888695e8d79474e080c334f149e30a">to_string</a> (*keyType);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; obj[jss::public_key_hex] = <a class="code" href="namespaceripple.html#a86e358ce3f06ff049af13c2342791cf8">strHex</a> (publicKey);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; </div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="comment">// If a passphrase was specified, and it was hashed and used as a seed</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="comment">// run a quick entropy check and add an appropriate warning, because</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="comment">// &quot;brain wallets&quot; can be easily attacked.</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordflow">if</span> (!rippleLibSeed &amp;&amp; params.<a class="code" href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">isMember</a> (jss::passphrase))</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; {</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> passphrase = params[jss::passphrase].<a class="code" href="classJson_1_1Value.html#ab0d86bf425efefd03513e8dbfaca317b">asString</a>();</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordflow">if</span> (passphrase != seed1751 &amp;&amp;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; passphrase != seedBase58 &amp;&amp;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; passphrase != seedHex)</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; {</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="comment">// 80 bits of entropy isn&#39;t bad, but it&#39;s better to</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="comment">// err on the side of caution and be conservative.</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="namespaceripple.html#ace734cc5d53d2bd5d0c530f1edfc229f">estimate_entropy</a> (passphrase) &lt; 80.0)</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; obj[jss::warning] =</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="stringliteral">&quot;This wallet was generated using a user-supplied &quot;</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="stringliteral">&quot;passphrase that has low entropy and is vulnerable &quot;</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="stringliteral">&quot;to brute-force attacks.&quot;</span>;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; obj[jss::warning] =</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="stringliteral">&quot;This wallet was generated using a user-supplied &quot;</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="stringliteral">&quot;passphrase. It may be vulnerable to brute-force &quot;</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="stringliteral">&quot;attacks.&quot;</span>;</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; }</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; }</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keywordflow">return</span> obj;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;}</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;} <span class="comment">// ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="afloor_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/numeric/math/floor.html">std::floor</a></div><div class="ttdeci">T floor(T... args)</div></div>
<div class="ttc" id="astructripple_1_1RPC_1_1JsonContext_html"><div class="ttname"><a href="structripple_1_1RPC_1_1JsonContext.html">ripple::RPC::JsonContext</a></div><div class="ttdef"><b>Definition:</b> <a href="Context_8h_source.html#l00052">Context.h:52</a></div></div>
<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>
<div class="ttc" id="anamespaceripple_html_a32d6d3ce1a48272b677d2c88b1d30932a82ddebc5ec7a37ff38892487277bf9c4"><div class="ttname"><a href="namespaceripple.html#a32d6d3ce1a48272b677d2c88b1d30932a82ddebc5ec7a37ff38892487277bf9c4">ripple::rpcINVALID_PARAMS</a></div><div class="ttdeci">@ rpcINVALID_PARAMS</div><div class="ttdef"><b>Definition:</b> <a href="ErrorCodes_8h_source.html#l00085">ErrorCodes.h:85</a></div></div>
<div class="ttc" id="anamespaceripple_1_1RPC_html_a04d58cbc11cc34bea1ad0b12a0729c9a"><div class="ttname"><a href="namespaceripple_1_1RPC.html#a04d58cbc11cc34bea1ad0b12a0729c9a">ripple::RPC::parseRippleLibSeed</a></div><div class="ttdeci">boost::optional&lt; Seed &gt; parseRippleLibSeed(Json::Value const &amp;value)</div><div class="ttdef"><b>Definition:</b> <a href="RPCHelpers_8cpp_source.html#l00577">RPCHelpers.cpp:577</a></div></div>
<div class="ttc" id="anamespaceripple_html_a08a13b62b18272366f788632359e8793"><div class="ttname"><a href="namespaceripple.html#a08a13b62b18272366f788632359e8793">ripple::toBase58</a></div><div class="ttdeci">std::string toBase58(AccountID const &amp;v)</div><div class="ttdoc">Convert AccountID to base58 checked string.</div><div class="ttdef"><b>Definition:</b> <a href="AccountID_8cpp_source.html#l00029">AccountID.cpp:29</a></div></div>
<div class="ttc" id="anamespaceripple_html_a96888695e8d79474e080c334f149e30a"><div class="ttname"><a href="namespaceripple.html#a96888695e8d79474e080c334f149e30a">ripple::to_string</a></div><div class="ttdeci">std::string to_string(ListDisposition disposition)</div><div class="ttdef"><b>Definition:</b> <a href="ValidatorList_8cpp_source.html#l00041">ValidatorList.cpp:41</a></div></div>
<div class="ttc" id="acmath_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/cmath.html">cmath</a></div></div>
<div class="ttc" id="anamespaceripple_html_a355ec605d1063c4316b6f1480359da19"><div class="ttname"><a href="namespaceripple.html#a355ec605d1063c4316b6f1480359da19">ripple::generateKeyPair</a></div><div class="ttdeci">std::pair&lt; PublicKey, SecretKey &gt; generateKeyPair(KeyType type, Seed const &amp;seed)</div><div class="ttdoc">Generate a key pair deterministically.</div><div class="ttdef"><b>Definition:</b> <a href="SecretKey_8cpp_source.html#l00267">SecretKey.cpp:267</a></div></div>
<div class="ttc" id="anamespaceripple_1_1RPC_html_aa63398ec847d01de9d9af3598e3e2325"><div class="ttname"><a href="namespaceripple_1_1RPC.html#aa63398ec847d01de9d9af3598e3e2325">ripple::RPC::expected_field_error</a></div><div class="ttdeci">Json::Value expected_field_error(std::string const &amp;name, std::string const &amp;type)</div><div class="ttdef"><b>Definition:</b> <a href="ErrorCodes_8h_source.html#l00286">ErrorCodes.h:286</a></div></div>
<div class="ttc" id="anamespaceripple_html_ab29dd72d84c2833dfad712c0460a0eca"><div class="ttname"><a href="namespaceripple.html#ab29dd72d84c2833dfad712c0460a0eca">ripple::keyTypeFromString</a></div><div class="ttdeci">boost::optional&lt; KeyType &gt; keyTypeFromString(std::string const &amp;s)</div><div class="ttdef"><b>Definition:</b> <a href="KeyType_8h_source.html#l00036">KeyType.h:36</a></div></div>
<div class="ttc" id="anamespaceripple_html_a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b"><div class="ttname"><a href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b">ripple::KeyType::ed25519</a></div><div class="ttdeci">@ ed25519</div></div>
<div class="ttc" id="anamespaceJson_html_a7d654b75c16a57007925868e38212b4eae8386dcfc36d1ae897745f7b4f77a1f6"><div class="ttname"><a href="namespaceJson.html#a7d654b75c16a57007925868e38212b4eae8386dcfc36d1ae897745f7b4f77a1f6">Json::objectValue</a></div><div class="ttdeci">@ objectValue</div><div class="ttdoc">object value (collection of name/value pairs).</div><div class="ttdef"><b>Definition:</b> <a href="json__value_8h_source.html#l00045">json_value.h:45</a></div></div>
<div class="ttc" id="anamespaceripple_html_a32d6d3ce1a48272b677d2c88b1d30932ad2f8f023342d32f2602688202894cabe"><div class="ttname"><a href="namespaceripple.html#a32d6d3ce1a48272b677d2c88b1d30932ad2f8f023342d32f2602688202894cabe">ripple::rpcBAD_SEED</a></div><div class="ttdeci">@ rpcBAD_SEED</div><div class="ttdef"><b>Definition:</b> <a href="ErrorCodes_8h_source.html#l00100">ErrorCodes.h:100</a></div></div>
<div class="ttc" id="anamespaceripple_html_a3cfe8fe27577cec9b7ff7e4b31263c4d"><div class="ttname"><a href="namespaceripple.html#a3cfe8fe27577cec9b7ff7e4b31263c4d">ripple::seedAs1751</a></div><div class="ttdeci">std::string seedAs1751(Seed const &amp;seed)</div><div class="ttdoc">Encode a Seed in RFC1751 format.</div><div class="ttdef"><b>Definition:</b> <a href="Seed_8cpp_source.html#l00133">Seed.cpp:133</a></div></div>
<div class="ttc" id="anamespaceripple_html_a614d8681c8dff84ac2257939751987c5"><div class="ttname"><a href="namespaceripple.html#a614d8681c8dff84ac2257939751987c5">ripple::calcAccountID</a></div><div class="ttdeci">AccountID calcAccountID(PublicKey const &amp;pk)</div><div class="ttdef"><b>Definition:</b> <a href="AccountID_8cpp_source.html#l00136">AccountID.cpp:136</a></div></div>
<div class="ttc" id="anamespaceripple_html_ae532a08cb69d31aa4b0872f2f7385e5c"><div class="ttname"><a href="namespaceripple.html#ae532a08cb69d31aa4b0872f2f7385e5c">ripple::doWalletPropose</a></div><div class="ttdeci">Json::Value doWalletPropose(RPC::JsonContext &amp;)</div><div class="ttdef"><b>Definition:</b> <a href="WalletPropose_8cpp_source.html#l00067">WalletPropose.cpp:67</a></div></div>
<div class="ttc" id="anamespaceripple_html_a4051033596516e3ebd7c996004ed08f0"><div class="ttname"><a href="namespaceripple.html#a4051033596516e3ebd7c996004ed08f0">ripple::randomSeed</a></div><div class="ttdeci">Seed randomSeed()</div><div class="ttdoc">Create a seed using secure random numbers.</div><div class="ttdef"><b>Definition:</b> <a href="Seed_8cpp_source.html#l00061">Seed.cpp:61</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_ad6d4df2227321bab05e86667609a7fad"><div class="ttname"><a href="classJson_1_1Value.html#ad6d4df2227321bab05e86667609a7fad">Json::Value::isMember</a></div><div class="ttdeci">bool isMember(const char *key) const</div><div class="ttdoc">Return true if the object has a member named key.</div><div class="ttdef"><b>Definition:</b> <a href="json__value_8cpp_source.html#l00961">json_value.cpp:961</a></div></div>
<div class="ttc" id="amap_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/map.html">map</a></div></div>
<div class="ttc" id="anamespaceripple_html_ab114d40490d1a6a0ab2fa6053167d461"><div class="ttname"><a href="namespaceripple.html#ab114d40490d1a6a0ab2fa6053167d461">ripple::rpcError</a></div><div class="ttdeci">Json::Value rpcError(int iError, Json::Value jvResult)</div><div class="ttdef"><b>Definition:</b> <a href="RPCErr_8cpp_source.html#l00028">RPCErr.cpp:28</a></div></div>
<div class="ttc" id="anamespaceripple_html_a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757"><div class="ttname"><a href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757">ripple::KeyType::secp256k1</a></div><div class="ttdeci">@ secp256k1</div></div>
<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>
<div class="ttc" id="anamespaceripple_html_a1bf8df553d36589191c8057c136cce03ab23f52a56f27cc97abe221ea3c5cd56c"><div class="ttname"><a href="namespaceripple.html#a1bf8df553d36589191c8057c136cce03ab23f52a56f27cc97abe221ea3c5cd56c">ripple::TokenType::AccountPublic</a></div><div class="ttdeci">@ AccountPublic</div></div>
<div class="ttc" id="anamespaceripple_html_a86e358ce3f06ff049af13c2342791cf8"><div class="ttname"><a href="namespaceripple.html#a86e358ce3f06ff049af13c2342791cf8">ripple::strHex</a></div><div class="ttdeci">std::string strHex(FwdIt begin, FwdIt end)</div><div class="ttdef"><b>Definition:</b> <a href="strHex_8h_source.html#l00070">strHex.h:70</a></div></div>
<div class="ttc" id="anamespaceripple_html_ac44c4bc38270bac0b5277f85950ec295"><div class="ttname"><a href="namespaceripple.html#ac44c4bc38270bac0b5277f85950ec295">ripple::walletPropose</a></div><div class="ttdeci">Json::Value walletPropose(Json::Value const &amp;params)</div><div class="ttdef"><b>Definition:</b> <a href="WalletPropose_8cpp_source.html#l00072">WalletPropose.cpp:72</a></div></div>
<div class="ttc" id="astructripple_1_1RPC_1_1JsonContext_html_a036b2c14552fbca49011c3d0e78017fa"><div class="ttname"><a href="structripple_1_1RPC_1_1JsonContext.html#a036b2c14552fbca49011c3d0e78017fa">ripple::RPC::JsonContext::params</a></div><div class="ttdeci">Json::Value params</div><div class="ttdef"><b>Definition:</b> <a href="Context_8h_source.html#l00063">Context.h:63</a></div></div>
<div class="ttc" id="anamespaceripple_html_ace734cc5d53d2bd5d0c530f1edfc229f"><div class="ttname"><a href="namespaceripple.html#ace734cc5d53d2bd5d0c530f1edfc229f">ripple::estimate_entropy</a></div><div class="ttdeci">double estimate_entropy(std::string const &amp;input)</div><div class="ttdef"><b>Definition:</b> <a href="WalletPropose_8cpp_source.html#l00039">WalletPropose.cpp:39</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html"><div class="ttname"><a href="classJson_1_1Value.html">Json::Value</a></div><div class="ttdoc">Represents a JSON value.</div><div class="ttdef"><b>Definition:</b> <a href="json__value_8h_source.html#l00141">json_value.h:141</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_ab0d86bf425efefd03513e8dbfaca317b"><div class="ttname"><a href="classJson_1_1Value.html#ab0d86bf425efefd03513e8dbfaca317b">Json::Value::asString</a></div><div class="ttdeci">std::string asString() const</div><div class="ttdoc">Returns the unquoted string value.</div><div class="ttdef"><b>Definition:</b> <a href="json__value_8cpp_source.html#l00482">json_value.cpp:482</a></div></div>
<div class="ttc" id="anamespaceripple_1_1RPC_html_a31ba0250a52d40d2079806200a1a7393"><div class="ttname"><a href="namespaceripple_1_1RPC.html#a31ba0250a52d40d2079806200a1a7393">ripple::RPC::getSeedFromRPC</a></div><div class="ttdeci">boost::optional&lt; Seed &gt; getSeedFromRPC(Json::Value const &amp;params, Json::Value &amp;error)</div><div class="ttdef"><b>Definition:</b> <a href="RPCHelpers_8cpp_source.html#l00596">RPCHelpers.cpp:596</a></div></div>
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by &#160;<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.17
</small></address>
</body>
</html>