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manojsdoshi
2020-04-24 01:09:47 +00:00
parent 4ad595bf18
commit 430f6c0cf3
2864 changed files with 304301 additions and 292875 deletions
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@@ -93,105 +93,109 @@ $(function() {
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="namespaceripple.html#ab3b12b27ebd0add9922b84179b279f99"> 25</a></span>&#160;<a class="code" href="namespaceripple.html#a93d957d4aa50cd0c2b37f05453a0dd68">sign</a> (<a class="code" href="classripple_1_1STObject.html">STObject</a>&amp; st, <a class="code" href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bd">HashPrefix</a> <span class="keyword">const</span>&amp; prefix,</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <a class="code" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4dde">KeyType</a> type, <a class="code" href="classripple_1_1SecretKey.html">SecretKey</a> <span class="keyword">const</span>&amp; sk,</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <a class="code" href="structripple_1_1TypedField.html">SF_Blob</a> <span class="keyword">const</span>&amp; sigField)</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;{</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> ss;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; ss.<a class="code" href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">add32</a>(prefix);</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; st.<a class="code" href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">addWithoutSigningFields</a>(ss);</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <a class="code" href="namespaceripple.html#a53f80df10254751781250aa20704e98f">set</a>(st, sigField,</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <a class="code" href="namespaceripple.html#a93d957d4aa50cd0c2b37f05453a0dd68">sign</a>(type, sk, ss.<a class="code" href="classripple_1_1Serializer.html#a394c3299f6cfcebdaa4bc98ec0c602d6">slice</a>()));</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;}</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="keywordtype">bool</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="namespaceripple.html#a284fe18a8080372cbde60fc04ea50aae"> 37</a></span>&#160;<a class="code" href="namespaceripple.html#a018bcf9b2ddbc1ace229d8c0a37fdd79">verify</a> (<a class="code" href="classripple_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; st, <a class="code" href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bd">HashPrefix</a> <span class="keyword">const</span>&amp; prefix,</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <a class="code" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; pk, <a class="code" href="structripple_1_1TypedField.html">SF_Blob</a> <span class="keyword">const</span>&amp; sigField)</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;{</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> sig = <a class="code" href="namespaceripple.html#a104985c6e3067babe99aca6bbc51ba5d">get</a>(st, sigField);</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordflow">if</span> (! sig)</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> ss;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; ss.<a class="code" href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">add32</a>(prefix);</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; st.<a class="code" href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">addWithoutSigningFields</a>(ss);</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceripple.html#a018bcf9b2ddbc1ace229d8c0a37fdd79">verify</a>(pk,</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <a class="code" href="classripple_1_1Slice.html">Slice</a>(ss.<a class="code" href="classripple_1_1Serializer.html#a7caa5feabdbbeb1e2e89e0d0543b5911">data</a>(), ss.<a class="code" href="classripple_1_1Serializer.html#a0c39565dc9b4fde1230586ba826889c0">size</a>()),</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <a class="code" href="classripple_1_1Slice.html">Slice</a>(sig-&gt;data(), sig-&gt;size()));</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;}</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="comment">// Questions regarding buildMultiSigningData:</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment">// Why do we include the Signer.Account in the blob to be signed?</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment">// Unless you include the Account which is signing in the signing blob,</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment">// you could swap out any Signer.Account for any other, which may also</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment">// be on the SignerList and have a RegularKey matching the</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment">// Signer.SigningPubKey.</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="comment">// That RegularKey may be set to allow some 3rd party to sign transactions</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="comment">// on the account&#39;s behalf, and that RegularKey could be common amongst all</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="comment">// users of the 3rd party. That&#39;s just one example of sharing the same</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="comment">// RegularKey amongst various accounts and just one vulnerability.</span></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">// &quot;When you have something that&#39;s easy to do that makes entire classes of</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="comment">// attacks clearly and obviously impossible, you need a damn good reason</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="comment">// not to do it.&quot; -- David Schwartz</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="namespaceripple.html#ab3b12b27ebd0add9922b84179b279f99"> 25</a></span>&#160;<a class="code" href="namespaceripple.html#a93d957d4aa50cd0c2b37f05453a0dd68">sign</a>(</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <a class="code" href="classripple_1_1STObject.html">STObject</a>&amp; st,</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <a class="code" href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bd">HashPrefix</a> <span class="keyword">const</span>&amp; prefix,</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <a class="code" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4dde">KeyType</a> type,</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <a class="code" href="classripple_1_1SecretKey.html">SecretKey</a> <span class="keyword">const</span>&amp; sk,</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <a class="code" href="structripple_1_1TypedField.html">SF_Blob</a> <span class="keyword">const</span>&amp; sigField)</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;{</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> ss;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; ss.<a class="code" href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">add32</a>(prefix);</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; st.<a class="code" href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">addWithoutSigningFields</a>(ss);</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <a class="code" href="namespaceripple.html#a53f80df10254751781250aa20704e98f">set</a>(st, sigField, <a class="code" href="namespaceripple.html#a93d957d4aa50cd0c2b37f05453a0dd68">sign</a>(type, sk, ss.<a class="code" href="classripple_1_1Serializer.html#a394c3299f6cfcebdaa4bc98ec0c602d6">slice</a>()));</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;}</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">bool</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="namespaceripple.html#a284fe18a8080372cbde60fc04ea50aae"> 39</a></span>&#160;<a class="code" href="namespaceripple.html#a018bcf9b2ddbc1ace229d8c0a37fdd79">verify</a>(</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <a class="code" href="classripple_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; st,</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <a class="code" href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bd">HashPrefix</a> <span class="keyword">const</span>&amp; prefix,</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <a class="code" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; pk,</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <a class="code" href="structripple_1_1TypedField.html">SF_Blob</a> <span class="keyword">const</span>&amp; sigField)</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;{</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> sig = <a class="code" href="namespaceripple.html#a104985c6e3067babe99aca6bbc51ba5d">get</a>(st, sigField);</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordflow">if</span> (!sig)</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> ss;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; ss.<a class="code" href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">add32</a>(prefix);</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; st.<a class="code" href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">addWithoutSigningFields</a>(ss);</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespaceripple.html#a018bcf9b2ddbc1ace229d8c0a37fdd79">verify</a>(</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; pk, <a class="code" href="classripple_1_1Slice.html">Slice</a>(ss.<a class="code" href="classripple_1_1Serializer.html#a7caa5feabdbbeb1e2e89e0d0543b5911">data</a>(), ss.<a class="code" href="classripple_1_1Serializer.html#a0c39565dc9b4fde1230586ba826889c0">size</a>()), <a class="code" href="classripple_1_1Slice.html">Slice</a>(sig-&gt;data(), sig-&gt;size()));</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;}</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment">// Questions regarding buildMultiSigningData:</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment">// Why do we include the Signer.Account in the blob to be signed?</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment">// Unless you include the Account which is signing in the signing blob,</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="comment">// you could swap out any Signer.Account for any other, which may also</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="comment">// be on the SignerList and have a RegularKey matching the</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="comment">// Signer.SigningPubKey.</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="comment">// That RegularKey may be set to allow some 3rd party to sign transactions</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="comment">// on the account&#39;s behalf, and that RegularKey could be common amongst all</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="comment">// users of the 3rd party. That&#39;s just one example of sharing the same</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="comment">// RegularKey amongst various accounts and just one vulnerability.</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="comment">// Why would we include the signingFor account in the blob to be signed?</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="comment">// In the current signing scheme, the account that a signer is `signing</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="comment">// for/on behalf of` is the tx_json.Account.</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="comment">// Later we might support more levels of signing. Suppose Bob is a signer</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;<span class="comment">// for Alice, and Carol is a signer for Bob, so Carol can sign for Bob who</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="comment">// signs for Alice. But suppose Alice has two signers: Bob and Dave. If</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="comment">// Carol is a signer for both Bob and Dave, then the signature needs to</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="comment">// distinguish between Carol signing for Bob and Carol signing for Dave.</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="comment">// So, if we support multiple levels of signing, then we&#39;ll need to</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="comment">// incorporate the &quot;signing for&quot; accounts into the signing data as well.</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;Serializer</div>
<div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="namespaceripple.html#af191d8616acdfc276176e516985c2e1e"> 83</a></span>&#160;<a class="code" href="namespaceripple.html#af191d8616acdfc276176e516985c2e1e">buildMultiSigningData</a> (<a class="code" href="classripple_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; obj, <a class="code" href="classripple_1_1base__uint.html">AccountID</a> <span class="keyword">const</span>&amp; signingID)</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; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> s {<a class="code" href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020">startMultiSigningData</a> (obj)};</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <a class="code" href="namespaceripple.html#a27da45f422eb6323d237d8769806a2d3">finishMultiSigningData</a> (signingID, s);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordflow">return</span> s;</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; </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;Serializer</div>
<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020"> 91</a></span>&#160;<a class="code" href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020">startMultiSigningData</a> (<a class="code" href="classripple_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; obj)</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; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> s;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; s.<a class="code" href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">add32</a> (<a class="code" href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bda8dda3f92d10b93680edd9f205aeb3a6d">HashPrefix::txMultiSign</a>);</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; obj.<a class="code" href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">addWithoutSigningFields</a> (s);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keywordflow">return</span> s;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;}</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;} <span class="comment">// ripple</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="comment">// &quot;When you have something that&#39;s easy to do that makes entire classes of</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="comment">// attacks clearly and obviously impossible, you need a damn good reason</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="comment">// not to do it.&quot; -- David Schwartz</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="comment">// Why would we include the signingFor account in the blob to be signed?</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;<span class="comment">// In the current signing scheme, the account that a signer is `signing</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="comment">// for/on behalf of` is the tx_json.Account.</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="comment">// Later we might support more levels of signing. Suppose Bob is a signer</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="comment">// for Alice, and Carol is a signer for Bob, so Carol can sign for Bob who</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="comment">// signs for Alice. But suppose Alice has two signers: Bob and Dave. If</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="comment">// Carol is a signer for both Bob and Dave, then the signature needs to</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="comment">// distinguish between Carol signing for Bob and Carol signing for Dave.</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;<span class="comment">// So, if we support multiple levels of signing, then we&#39;ll need to</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;<span class="comment">// incorporate the &quot;signing for&quot; accounts into the signing data as well.</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;Serializer</div>
<div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="namespaceripple.html#af191d8616acdfc276176e516985c2e1e"> 87</a></span>&#160;<a class="code" href="namespaceripple.html#af191d8616acdfc276176e516985c2e1e">buildMultiSigningData</a>(<a class="code" href="classripple_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; obj, <a class="code" href="classripple_1_1base__uint.html">AccountID</a> <span class="keyword">const</span>&amp; signingID)</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; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> s{<a class="code" href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020">startMultiSigningData</a>(obj)};</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <a class="code" href="namespaceripple.html#a27da45f422eb6323d237d8769806a2d3">finishMultiSigningData</a>(signingID, s);</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keywordflow">return</span> s;</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; </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;Serializer</div>
<div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020"> 95</a></span>&#160;<a class="code" href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020">startMultiSigningData</a>(<a class="code" href="classripple_1_1STObject.html">STObject</a> <span class="keyword">const</span>&amp; obj)</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; <a class="code" href="classripple_1_1Serializer.html">Serializer</a> s;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; s.<a class="code" href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">add32</a>(<a class="code" href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bda8dda3f92d10b93680edd9f205aeb3a6d">HashPrefix::txMultiSign</a>);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; obj.<a class="code" href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">addWithoutSigningFields</a>(s);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keywordflow">return</span> s;</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; </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;} <span class="comment">// namespace ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="astructripple_1_1TypedField_html"><div class="ttname"><a href="structripple_1_1TypedField.html">ripple::TypedField</a></div><div class="ttdoc">A field with a type known at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="SField_8h_source.html#l00260">SField.h:260</a></div></div>
<div class="ttc" id="astructripple_1_1TypedField_html"><div class="ttname"><a href="structripple_1_1TypedField.html">ripple::TypedField</a></div><div class="ttdoc">A field with a type known at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="SField_8h_source.html#l00281">SField.h:281</a></div></div>
<div class="ttc" id="aclassripple_1_1Slice_html"><div class="ttname"><a href="classripple_1_1Slice.html">ripple::Slice</a></div><div class="ttdoc">An immutable linear range of bytes.</div><div class="ttdef"><b>Definition:</b> <a href="Slice_8h_source.html#l00043">Slice.h:43</a></div></div>
<div class="ttc" id="anamespaceripple_html_ad5143ceada01141772ae4aab984f94bda8dda3f92d10b93680edd9f205aeb3a6d"><div class="ttname"><a href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bda8dda3f92d10b93680edd9f205aeb3a6d">ripple::HashPrefix::txMultiSign</a></div><div class="ttdeci">@ txMultiSign</div><div class="ttdoc">inner transaction to multi-sign</div></div>
<div class="ttc" id="aclassripple_1_1Serializer_html_a4f09dcca07217744f793fa7473e845fe"><div class="ttname"><a href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">ripple::Serializer::add32</a></div><div class="ttdeci">int add32(std::uint32_t)</div><div class="ttdef"><b>Definition:</b> <a href="Serializer_8cpp_source.html#l00046">Serializer.cpp:46</a></div></div>
<div class="ttc" id="anamespaceripple_html_a27da45f422eb6323d237d8769806a2d3"><div class="ttname"><a href="namespaceripple.html#a27da45f422eb6323d237d8769806a2d3">ripple::finishMultiSigningData</a></div><div class="ttdeci">void finishMultiSigningData(AccountID const &amp;signingID, Serializer &amp;s)</div><div class="ttdef"><b>Definition:</b> <a href="Sign_8h_source.html#l00080">Sign.h:80</a></div></div>
<div class="ttc" id="aclassripple_1_1Serializer_html_a4f09dcca07217744f793fa7473e845fe"><div class="ttname"><a href="classripple_1_1Serializer.html#a4f09dcca07217744f793fa7473e845fe">ripple::Serializer::add32</a></div><div class="ttdeci">int add32(std::uint32_t)</div><div class="ttdef"><b>Definition:</b> <a href="Serializer_8cpp_source.html#l00049">Serializer.cpp:49</a></div></div>
<div class="ttc" id="anamespaceripple_html_a27da45f422eb6323d237d8769806a2d3"><div class="ttname"><a href="namespaceripple.html#a27da45f422eb6323d237d8769806a2d3">ripple::finishMultiSigningData</a></div><div class="ttdeci">void finishMultiSigningData(AccountID const &amp;signingID, Serializer &amp;s)</div><div class="ttdef"><b>Definition:</b> <a href="Sign_8h_source.html#l00085">Sign.h:85</a></div></div>
<div class="ttc" id="aclassripple_1_1Serializer_html_a7caa5feabdbbeb1e2e89e0d0543b5911"><div class="ttname"><a href="classripple_1_1Serializer.html#a7caa5feabdbbeb1e2e89e0d0543b5911">ripple::Serializer::data</a></div><div class="ttdeci">void const * data() const noexcept</div><div class="ttdef"><b>Definition:</b> <a href="Serializer_8h_source.html#l00079">Serializer.h:79</a></div></div>
<div class="ttc" id="anamespaceripple_html_a018bcf9b2ddbc1ace229d8c0a37fdd79"><div class="ttname"><a href="namespaceripple.html#a018bcf9b2ddbc1ace229d8c0a37fdd79">ripple::verify</a></div><div class="ttdeci">bool verify(PublicKey const &amp;publicKey, Slice const &amp;m, Slice const &amp;sig, bool mustBeFullyCanonical)</div><div class="ttdoc">Verify a signature on a message.</div><div class="ttdef"><b>Definition:</b> <a href="PublicKey_8cpp_source.html#l00277">PublicKey.cpp:277</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html"><div class="ttname"><a href="classripple_1_1base__uint.html">ripple::base_uint</a></div><div class="ttdef"><b>Definition:</b> <a href="base__uint_8h_source.html#l00065">base_uint.h:65</a></div></div>
<div class="ttc" id="anamespaceripple_html_ad5143ceada01141772ae4aab984f94bd"><div class="ttname"><a href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bd">ripple::HashPrefix</a></div><div class="ttdeci">HashPrefix</div><div class="ttdoc">Prefix for hashing functions.</div><div class="ttdef"><b>Definition:</b> <a href="HashPrefix_8h_source.html#l00056">HashPrefix.h:56</a></div></div>
<div class="ttc" id="anamespaceripple_html_a018bcf9b2ddbc1ace229d8c0a37fdd79"><div class="ttname"><a href="namespaceripple.html#a018bcf9b2ddbc1ace229d8c0a37fdd79">ripple::verify</a></div><div class="ttdeci">bool verify(PublicKey const &amp;publicKey, Slice const &amp;m, Slice const &amp;sig, bool mustBeFullyCanonical)</div><div class="ttdoc">Verify a signature on a message.</div><div class="ttdef"><b>Definition:</b> <a href="PublicKey_8cpp_source.html#l00268">PublicKey.cpp:268</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html"><div class="ttname"><a href="classripple_1_1base__uint.html">ripple::base_uint</a></div><div class="ttdef"><b>Definition:</b> <a href="base__uint_8h_source.html#l00063">base_uint.h:63</a></div></div>
<div class="ttc" id="anamespaceripple_html_ad5143ceada01141772ae4aab984f94bd"><div class="ttname"><a href="namespaceripple.html#ad5143ceada01141772ae4aab984f94bd">ripple::HashPrefix</a></div><div class="ttdeci">HashPrefix</div><div class="ttdoc">Prefix for hashing functions.</div><div class="ttdef"><b>Definition:</b> <a href="HashPrefix_8h_source.html#l00054">HashPrefix.h:54</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html"><div class="ttname"><a href="classripple_1_1PublicKey.html">ripple::PublicKey</a></div><div class="ttdoc">A public key.</div><div class="ttdef"><b>Definition:</b> <a href="PublicKey_8h_source.html#l00059">PublicKey.h:59</a></div></div>
<div class="ttc" id="anamespaceripple_html_a042dbcb9466c5b62ce6f32f219561020"><div class="ttname"><a href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020">ripple::startMultiSigningData</a></div><div class="ttdeci">Serializer startMultiSigningData(STObject const &amp;obj)</div><div class="ttdoc">Break the multi-signing hash computation into 2 parts for optimization.</div><div class="ttdef"><b>Definition:</b> <a href="Sign_8cpp_source.html#l00091">Sign.cpp:91</a></div></div>
<div class="ttc" id="anamespaceripple_html_a53f80df10254751781250aa20704e98f"><div class="ttname"><a href="namespaceripple.html#a53f80df10254751781250aa20704e98f">ripple::set</a></div><div class="ttdeci">bool set(T &amp;target, std::string const &amp;name, Section const &amp;section)</div><div class="ttdoc">Set a value from a configuration Section If the named value is not found or doesn't parse as a T,...</div><div class="ttdef"><b>Definition:</b> <a href="BasicConfig_8h_source.html#l00271">BasicConfig.h:271</a></div></div>
<div class="ttc" id="anamespaceripple_html_a042dbcb9466c5b62ce6f32f219561020"><div class="ttname"><a href="namespaceripple.html#a042dbcb9466c5b62ce6f32f219561020">ripple::startMultiSigningData</a></div><div class="ttdeci">Serializer startMultiSigningData(STObject const &amp;obj)</div><div class="ttdoc">Break the multi-signing hash computation into 2 parts for optimization.</div><div class="ttdef"><b>Definition:</b> <a href="Sign_8cpp_source.html#l00095">Sign.cpp:95</a></div></div>
<div class="ttc" id="anamespaceripple_html_a53f80df10254751781250aa20704e98f"><div class="ttname"><a href="namespaceripple.html#a53f80df10254751781250aa20704e98f">ripple::set</a></div><div class="ttdeci">bool set(T &amp;target, std::string const &amp;name, Section const &amp;section)</div><div class="ttdoc">Set a value from a configuration Section If the named value is not found or doesn't parse as a T,...</div><div class="ttdef"><b>Definition:</b> <a href="BasicConfig_8h_source.html#l00276">BasicConfig.h:276</a></div></div>
<div class="ttc" id="aclassripple_1_1Serializer_html_a394c3299f6cfcebdaa4bc98ec0c602d6"><div class="ttname"><a href="classripple_1_1Serializer.html#a394c3299f6cfcebdaa4bc98ec0c602d6">ripple::Serializer::slice</a></div><div class="ttdeci">Slice slice() const noexcept</div><div class="ttdef"><b>Definition:</b> <a href="Serializer_8h_source.html#l00067">Serializer.h:67</a></div></div>
<div class="ttc" id="aclassripple_1_1SecretKey_html"><div class="ttname"><a href="classripple_1_1SecretKey.html">ripple::SecretKey</a></div><div class="ttdoc">A secret key.</div><div class="ttdef"><b>Definition:</b> <a href="SecretKey_8h_source.html#l00036">SecretKey.h:36</a></div></div>
<div class="ttc" id="aclassripple_1_1STObject_html_aed86729110266412f315d9ac5914c814"><div class="ttname"><a href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">ripple::STObject::addWithoutSigningFields</a></div><div class="ttdeci">void addWithoutSigningFields(Serializer &amp;s) const</div><div class="ttdef"><b>Definition:</b> <a href="STObject_8h_source.html#l00348">STObject.h:348</a></div></div>
<div class="ttc" id="aclassripple_1_1STObject_html_aed86729110266412f315d9ac5914c814"><div class="ttname"><a href="classripple_1_1STObject.html#aed86729110266412f315d9ac5914c814">ripple::STObject::addWithoutSigningFields</a></div><div class="ttdeci">void addWithoutSigningFields(Serializer &amp;s) const</div><div class="ttdef"><b>Definition:</b> <a href="STObject_8h_source.html#l00359">STObject.h:359</a></div></div>
<div class="ttc" id="anamespaceripple_html_a9de744cfdefe1132969eb982e57e4dde"><div class="ttname"><a href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4dde">ripple::KeyType</a></div><div class="ttdeci">KeyType</div><div class="ttdef"><b>Definition:</b> <a href="KeyType_8h_source.html#l00028">KeyType.h:28</a></div></div>
<div class="ttc" id="aclassripple_1_1Serializer_html"><div class="ttname"><a href="classripple_1_1Serializer.html">ripple::Serializer</a></div><div class="ttdef"><b>Definition:</b> <a href="Serializer_8h_source.html#l00043">Serializer.h:43</a></div></div>
<div class="ttc" id="aclassripple_1_1STObject_html"><div class="ttname"><a href="classripple_1_1STObject.html">ripple::STObject</a></div><div class="ttdef"><b>Definition:</b> <a href="STObject_8h_source.html#l00051">STObject.h:51</a></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="aclassripple_1_1Serializer_html_a0c39565dc9b4fde1230586ba826889c0"><div class="ttname"><a href="classripple_1_1Serializer.html#a0c39565dc9b4fde1230586ba826889c0">ripple::Serializer::size</a></div><div class="ttdeci">std::size_t size() const noexcept</div><div class="ttdef"><b>Definition:</b> <a href="Serializer_8h_source.html#l00073">Serializer.h:73</a></div></div>
<div class="ttc" id="anamespaceripple_html_a93d957d4aa50cd0c2b37f05453a0dd68"><div class="ttname"><a href="namespaceripple.html#a93d957d4aa50cd0c2b37f05453a0dd68">ripple::sign</a></div><div class="ttdeci">Buffer sign(PublicKey const &amp;pk, SecretKey const &amp;sk, Slice const &amp;m)</div><div class="ttdoc">Generate a signature for a message.</div><div class="ttdef"><b>Definition:</b> <a href="SecretKey_8cpp_source.html#l00132">SecretKey.cpp:132</a></div></div>
<div class="ttc" id="anamespaceripple_html_af191d8616acdfc276176e516985c2e1e"><div class="ttname"><a href="namespaceripple.html#af191d8616acdfc276176e516985c2e1e">ripple::buildMultiSigningData</a></div><div class="ttdeci">Serializer buildMultiSigningData(STObject const &amp;obj, AccountID const &amp;signingID)</div><div class="ttdoc">Return a Serializer suitable for computing a multisigning TxnSignature.</div><div class="ttdef"><b>Definition:</b> <a href="Sign_8cpp_source.html#l00083">Sign.cpp:83</a></div></div>
<div class="ttc" id="anamespaceripple_html_a104985c6e3067babe99aca6bbc51ba5d"><div class="ttname"><a href="namespaceripple.html#a104985c6e3067babe99aca6bbc51ba5d">ripple::get</a></div><div class="ttdeci">T &amp; get(EitherAmount &amp;amt)</div><div class="ttdef"><b>Definition:</b> <a href="AmountSpec_8h_source.html#l00124">AmountSpec.h:124</a></div></div>
<div class="ttc" id="anamespaceripple_html_a93d957d4aa50cd0c2b37f05453a0dd68"><div class="ttname"><a href="namespaceripple.html#a93d957d4aa50cd0c2b37f05453a0dd68">ripple::sign</a></div><div class="ttdeci">Buffer sign(PublicKey const &amp;pk, SecretKey const &amp;sk, Slice const &amp;m)</div><div class="ttdoc">Generate a signature for a message.</div><div class="ttdef"><b>Definition:</b> <a href="SecretKey_8cpp_source.html#l00124">SecretKey.cpp:124</a></div></div>
<div class="ttc" id="anamespaceripple_html_af191d8616acdfc276176e516985c2e1e"><div class="ttname"><a href="namespaceripple.html#af191d8616acdfc276176e516985c2e1e">ripple::buildMultiSigningData</a></div><div class="ttdeci">Serializer buildMultiSigningData(STObject const &amp;obj, AccountID const &amp;signingID)</div><div class="ttdoc">Return a Serializer suitable for computing a multisigning TxnSignature.</div><div class="ttdef"><b>Definition:</b> <a href="Sign_8cpp_source.html#l00087">Sign.cpp:87</a></div></div>
<div class="ttc" id="anamespaceripple_html_a104985c6e3067babe99aca6bbc51ba5d"><div class="ttname"><a href="namespaceripple.html#a104985c6e3067babe99aca6bbc51ba5d">ripple::get</a></div><div class="ttdeci">T &amp; get(EitherAmount &amp;amt)</div><div class="ttdef"><b>Definition:</b> <a href="AmountSpec_8h_source.html#l00116">AmountSpec.h:116</a></div></div>
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