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<div class="title">policy.cpp</div> </div>
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<a href="policy_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright (c) 2009-2010 Satoshi Nakamoto</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Copyright (c) 2009-2015 The Bitcoin developers</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// Distributed under the MIT software license, see the accompanying</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// file COPYING or http://www.opensource.org/licenses/mit-license.php.</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">// NOTE: This file is intended to be customised by the end user, and includes only local node policy logic</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;</div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="policy_8h.html">policy/policy.h</a>&quot;</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &quot;validation.h&quot;</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="tinyformat_8h.html">tinyformat.h</a>&quot;</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;util.h&quot;</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="utilstrencodings_8h.html">utilstrencodings.h</a>&quot;</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &lt;boost/foreach.hpp&gt;</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="policy_8h.html#abb2b48ecfd43dcb01e25d9d4c333a340"> 37</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="policy_8cpp.html#abb2b48ecfd43dcb01e25d9d4c333a340">IsStandard</a>(<span class="keyword">const</span> <a class="code" href="classCScript.html">CScript</a>&amp; scriptPubKey, <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09ad">txnouttype</a>&amp; whichType)</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;{</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; std::vector&lt;std::vector&lt;unsigned char&gt; &gt; vSolutions;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="standard_8cpp.html#a6ee6be50bff44464e905680c6fcee6dc">Solver</a>(scriptPubKey, whichType, vSolutions))</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keywordflow">if</span> (whichType == <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09adae167dff993f62f6c5dd3507ac279cb62">TX_MULTISIG</a>)</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="keywordtype">unsigned</span> <span class="keywordtype">char</span> <a class="code" href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">m</a> = vSolutions.front()[0];</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a> = vSolutions.back()[0];</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="comment">// Support up to x-of-3 multisig txns as standard</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">if</span> (n &lt; 1 || n &gt; 3)</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="keywordflow">if</span> (m &lt; 1 || m &gt; <a class="code" href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">n</a>)</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (whichType == <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09adacac155120bd826d44af0b2dc0fd2915a">TX_NULL_DATA</a> &amp;&amp;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; (!<a class="code" href="standard_8cpp.html#a66e05cae0676eb5dc2a178f9c4dc81e1">fAcceptDatacarrier</a> || scriptPubKey.<a class="code" href="classprevector.html#a626f7d206dbc24e5610631809762758b">size</a>() &gt; <a class="code" href="standard_8cpp.html#a9a815a8af6cc3736d9336240e6e4f9ab">nMaxDatacarrierBytes</a>))</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keywordflow">return</span> whichType != <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09adadb13d0a4c06b2bb59ac88215233370ed">TX_NONSTANDARD</a>;</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;</div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="policy_8h.html#a74832d5d658916e73adb139fd60e2354"> 59</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="policy_8cpp.html#a74832d5d658916e73adb139fd60e2354">IsStandardTx</a>(<span class="keyword">const</span> <a class="code" href="classCTransaction.html">CTransaction</a>&amp; tx, std::string&amp; reason)</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;{</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordflow">if</span> (tx.<a class="code" href="classCTransaction.html#abda727662de83b84dc2ef56d30690cb1">nVersion</a> &gt; <a class="code" href="classCTransaction.html#a0c6064a3e33745d62a9ab3efdac349d7">CTransaction::MAX_STANDARD_VERSION</a> || tx.<a class="code" href="classCTransaction.html#abda727662de83b84dc2ef56d30690cb1">nVersion</a> &lt; 1) {</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; reason = <span class="stringliteral">&quot;version&quot;</span>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; }</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="comment">// Extremely large transactions with lots of inputs can cost the network</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="comment">// almost as much to process as they cost the sender in fees, because</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="comment">// computing signature hashes is O(ninputs*txsize). Limiting transactions</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="comment">// to MAX_STANDARD_TX_SIZE mitigates CPU exhaustion attacks.</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> sz = tx.GetSerializeSize(<a class="code" href="serialize_8h.html#ae4d5251432e1a9e6803c0240cc492e18a652754eeaf79fba4fcf4c18597a6961c">SER_NETWORK</a>, <a class="code" href="classCTransaction.html#afcc5960eab9d35f10c6f8e6675bf2a93">CTransaction::CURRENT_VERSION</a>);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keywordflow">if</span> (sz &gt;= <a class="code" href="policy_8h.html#aefbb84a1c575dfc90d140d06f8c8d1e9">MAX_STANDARD_TX_SIZE</a>) {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; reason = <span class="stringliteral">&quot;tx-size&quot;</span>;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; }</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; BOOST_FOREACH(<span class="keyword">const</span> <a class="code" href="classCTxIn.html">CTxIn</a>&amp; txin, tx.<a class="code" href="classCTransaction.html#ad64447ea044ec850313696fc99412d95">vin</a>)</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="comment">// Biggest &#39;standard&#39; txin is a 15-of-15 P2SH multisig with compressed</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="comment">// keys. (remember the 520 byte limit on redeemScript size) That works</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="comment">// out to a (15*(33+1))+3=513 byte redeemScript, 513+1+15*(73+1)+3=1627</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="comment">// bytes of scriptSig, which we round off to 1650 bytes for some minor</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="comment">// future-proofing. That&#39;s also enough to spend a 20-of-20</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="comment">// CHECKMULTISIG scriptPubKey, though such a scriptPubKey is not</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="comment">// considered standard)</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordflow">if</span> (txin.<a class="code" href="classCTxIn.html#aba540fd902366210a6ad6cd9a18fe763">scriptSig</a>.<a class="code" href="classprevector.html#a626f7d206dbc24e5610631809762758b">size</a>() &gt; 1650) {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; reason = <span class="stringliteral">&quot;scriptsig-size&quot;</span>;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</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> (!txin.<a class="code" href="classCTxIn.html#aba540fd902366210a6ad6cd9a18fe763">scriptSig</a>.<a class="code" href="classCScript.html#a090905f875fa5a40e616b319de8e973f">IsPushOnly</a>()) {</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; reason = <span class="stringliteral">&quot;scriptsig-not-pushonly&quot;</span>;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</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;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nDataOut = 0;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09ad">txnouttype</a> whichType;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; BOOST_FOREACH(<span class="keyword">const</span> <a class="code" href="classCTxOut.html">CTxOut</a>&amp; txout, tx.<a class="code" href="classCTransaction.html#a708645274ddfd83829315ffe5c7c5c3e">vout</a>) {</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordflow">if</span> (!::<a class="code" href="policy_8cpp.html#abb2b48ecfd43dcb01e25d9d4c333a340">IsStandard</a>(txout.<a class="code" href="classCTxOut.html#a25bf3f2f4befb22a6a0be45784fe57e2">scriptPubKey</a>, whichType)) {</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; reason = <span class="stringliteral">&quot;scriptpubkey&quot;</span>;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</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="keywordflow">if</span> (whichType == <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09adacac155120bd826d44af0b2dc0fd2915a">TX_NULL_DATA</a>)</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; nDataOut++;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((whichType == <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09adae167dff993f62f6c5dd3507ac279cb62">TX_MULTISIG</a>) &amp;&amp; (!<a class="code" href="validation_8cpp.html#ac1c58e7ff985aa26a43c05aa802c1ed4">fIsBareMultisigStd</a>)) {</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; reason = <span class="stringliteral">&quot;bare-multisig&quot;</span>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (txout.<a class="code" href="classCTxOut.html#af56cdc9e253741eef4095582ea3cc841">IsDust</a>(::<a class="code" href="validation_8cpp.html#a5925a10baeee7d4bdce1982bdcbd3bd0">minRelayTxFee</a>)) {</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; reason = <span class="stringliteral">&quot;dust&quot;</span>;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; }</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; <span class="comment">// only one OP_RETURN txout is permitted</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordflow">if</span> (nDataOut &gt; 1) {</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; reason = <span class="stringliteral">&quot;multi-op-return&quot;</span>;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; }</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;}</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"><a class="line" href="policy_8h.html#a791e33e18bea9861e449e6ebcfce8890"> 123</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="policy_8cpp.html#a791e33e18bea9861e449e6ebcfce8890">AreInputsStandard</a>(<span class="keyword">const</span> <a class="code" href="classCTransaction.html">CTransaction</a>&amp; tx, <span class="keyword">const</span> <a class="code" href="classCCoinsViewCache.html">CCoinsViewCache</a>&amp; mapInputs)</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> (tx.<a class="code" href="classCTransaction.html#a96256e8ac1bf79ad9c057e48c41132dd">IsCoinBase</a>())</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>; <span class="comment">// Coinbases don&#39;t use vin normally</span></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">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; tx.<a class="code" href="classCTransaction.html#ad64447ea044ec850313696fc99412d95">vin</a>.size(); i++)</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; <span class="keyword">const</span> <a class="code" href="classCTxOut.html">CTxOut</a>&amp; prev = mapInputs.<a class="code" href="classCCoinsViewCache.html#a54a0de51586fa92d83cfa321fb8936c5">GetOutputFor</a>(tx.<a class="code" href="classCTransaction.html#ad64447ea044ec850313696fc99412d95">vin</a>[i]);</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; std::vector&lt;std::vector&lt;unsigned char&gt; &gt; vSolutions;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09ad">txnouttype</a> whichType;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="comment">// get the scriptPubKey corresponding to this input:</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="keyword">const</span> <a class="code" href="classCScript.html">CScript</a>&amp; prevScript = prev.<a class="code" href="classCTxOut.html#a25bf3f2f4befb22a6a0be45784fe57e2">scriptPubKey</a>;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="standard_8cpp.html#a6ee6be50bff44464e905680c6fcee6dc">Solver</a>(prevScript, whichType, vSolutions))</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</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; <span class="keywordflow">if</span> (whichType == <a class="code" href="standard_8h.html#a750f89f617f934820d5371be790e09adad3ca9da00b2a0e6f522a5942963936d7">TX_SCRIPTHASH</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; std::vector&lt;std::vector&lt;unsigned char&gt; &gt; stack;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="comment">// convert the scriptSig into a stack, so we can inspect the redeemScript</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="interpreter_8cpp.html#ac4771aca705bf2383b2777e36055b7f4">EvalScript</a>(stack, tx.<a class="code" href="classCTransaction.html#ad64447ea044ec850313696fc99412d95">vin</a>[i].scriptSig, <a class="code" href="interpreter_8h.html#a94798fdadfbf49a7c658ace669a1d310ac14772d5583e6e6a1146e4ec51ae3fb0">SCRIPT_VERIFY_NONE</a>, <a class="code" href="classBaseSignatureChecker.html">BaseSignatureChecker</a>(), 0))</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keywordflow">if</span> (stack.empty())</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <a class="code" href="classCScript.html">CScript</a> subscript(stack.back().begin(), stack.back().end());</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keywordflow">if</span> (subscript.GetSigOpCount(<span class="keyword">true</span>) &gt; <a class="code" href="policy_8h.html#a4cca063cd81ff8eb9274145aa85707b9">MAX_P2SH_SIGOPS</a>) {</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; }</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; }</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;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;}</div><div class="ttc" id="serialize_8h_html_ae4d5251432e1a9e6803c0240cc492e18a652754eeaf79fba4fcf4c18597a6961c"><div class="ttname"><a href="serialize_8h.html#ae4d5251432e1a9e6803c0240cc492e18a652754eeaf79fba4fcf4c18597a6961c">SER_NETWORK</a></div><div class="ttdef"><b>Definition:</b> <a href="serialize_8h_source.html#l00170">serialize.h:170</a></div></div>
<div class="ttc" id="classCTxIn_html"><div class="ttname"><a href="classCTxIn.html">CTxIn</a></div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00058">transaction.h:58</a></div></div>
<div class="ttc" id="standard_8h_html_a750f89f617f934820d5371be790e09adacac155120bd826d44af0b2dc0fd2915a"><div class="ttname"><a href="standard_8h.html#a750f89f617f934820d5371be790e09adacac155120bd826d44af0b2dc0fd2915a">TX_NULL_DATA</a></div><div class="ttdef"><b>Definition:</b> <a href="standard_8h_source.html#l00053">standard.h:53</a></div></div>
<div class="ttc" id="classCTransaction_html_afcc5960eab9d35f10c6f8e6675bf2a93"><div class="ttname"><a href="classCTransaction.html#afcc5960eab9d35f10c6f8e6675bf2a93">CTransaction::CURRENT_VERSION</a></div><div class="ttdeci">static const int32_t CURRENT_VERSION</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00219">transaction.h:219</a></div></div>
<div class="ttc" id="standard_8cpp_html_a66e05cae0676eb5dc2a178f9c4dc81e1"><div class="ttname"><a href="standard_8cpp.html#a66e05cae0676eb5dc2a178f9c4dc81e1">fAcceptDatacarrier</a></div><div class="ttdeci">bool fAcceptDatacarrier</div><div class="ttdoc">bytes (+1 for OP_RETURN, +2 for the pushdata opcodes) </div><div class="ttdef"><b>Definition:</b> <a href="standard_8cpp_source.html#l00019">standard.cpp:19</a></div></div>
<div class="ttc" id="classCCoinsViewCache_html_a54a0de51586fa92d83cfa321fb8936c5"><div class="ttname"><a href="classCCoinsViewCache.html#a54a0de51586fa92d83cfa321fb8936c5">CCoinsViewCache::GetOutputFor</a></div><div class="ttdeci">const CTxOut &amp; GetOutputFor(const CTxIn &amp;input) const</div><div class="ttdef"><b>Definition:</b> <a href="coins_8cpp_source.html#l00227">coins.cpp:227</a></div></div>
<div class="ttc" id="validation_8cpp_html_ac1c58e7ff985aa26a43c05aa802c1ed4"><div class="ttname"><a href="validation_8cpp.html#ac1c58e7ff985aa26a43c05aa802c1ed4">fIsBareMultisigStd</a></div><div class="ttdeci">bool fIsBareMultisigStd</div><div class="ttdef"><b>Definition:</b> <a href="validation_8cpp_source.html#l00078">validation.cpp:78</a></div></div>
<div class="ttc" id="namespacelinearize-data_html_af01cfbce273b138c21938509627f15aa"><div class="ttname"><a href="namespacelinearize-data.html#af01cfbce273b138c21938509627f15aa">linearize-data.m</a></div><div class="ttdeci">m</div><div class="ttdef"><b>Definition:</b> <a href="linearize-data_8py_source.html#l00260">linearize-data.py:260</a></div></div>
<div class="ttc" id="classCCoinsViewCache_html"><div class="ttname"><a href="classCCoinsViewCache.html">CCoinsViewCache</a></div><div class="ttdef"><b>Definition:</b> <a href="coins_8h_source.html#l00380">coins.h:380</a></div></div>
<div class="ttc" id="classCTxIn_html_aba540fd902366210a6ad6cd9a18fe763"><div class="ttname"><a href="classCTxIn.html#aba540fd902366210a6ad6cd9a18fe763">CTxIn::scriptSig</a></div><div class="ttdeci">CScript scriptSig</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00062">transaction.h:62</a></div></div>
<div class="ttc" id="policy_8cpp_html_a791e33e18bea9861e449e6ebcfce8890"><div class="ttname"><a href="policy_8cpp.html#a791e33e18bea9861e449e6ebcfce8890">AreInputsStandard</a></div><div class="ttdeci">bool AreInputsStandard(const CTransaction &amp;tx, const CCoinsViewCache &amp;mapInputs)</div><div class="ttdef"><b>Definition:</b> <a href="policy_8cpp_source.html#l00123">policy.cpp:123</a></div></div>
<div class="ttc" id="interpreter_8h_html_a94798fdadfbf49a7c658ace669a1d310ac14772d5583e6e6a1146e4ec51ae3fb0"><div class="ttname"><a href="interpreter_8h.html#a94798fdadfbf49a7c658ace669a1d310ac14772d5583e6e6a1146e4ec51ae3fb0">SCRIPT_VERIFY_NONE</a></div><div class="ttdef"><b>Definition:</b> <a href="interpreter_8h_source.html#l00033">interpreter.h:33</a></div></div>
<div class="ttc" id="utilstrencodings_8h_html"><div class="ttname"><a href="utilstrencodings_8h.html">utilstrencodings.h</a></div></div>
<div class="ttc" id="namespacefix-copyright-headers_html_aed10e06fbf20b2e50f73ff2d61f59e45"><div class="ttname"><a href="namespacefix-copyright-headers.html#aed10e06fbf20b2e50f73ff2d61f59e45">fix-copyright-headers.n</a></div><div class="ttdeci">int n</div><div class="ttdef"><b>Definition:</b> <a href="fix-copyright-headers_8py_source.html#l00046">fix-copyright-headers.py:46</a></div></div>
<div class="ttc" id="classCTransaction_html_abda727662de83b84dc2ef56d30690cb1"><div class="ttname"><a href="classCTransaction.html#abda727662de83b84dc2ef56d30690cb1">CTransaction::nVersion</a></div><div class="ttdeci">const int32_t nVersion</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00232">transaction.h:232</a></div></div>
<div class="ttc" id="validation_8cpp_html_a5925a10baeee7d4bdce1982bdcbd3bd0"><div class="ttname"><a href="validation_8cpp.html#a5925a10baeee7d4bdce1982bdcbd3bd0">minRelayTxFee</a></div><div class="ttdeci">CFeeRate minRelayTxFee</div><div class="ttdef"><b>Definition:</b> <a href="validation_8cpp_source.html#l00094">validation.cpp:94</a></div></div>
<div class="ttc" id="policy_8h_html_a4cca063cd81ff8eb9274145aa85707b9"><div class="ttname"><a href="policy_8h.html#a4cca063cd81ff8eb9274145aa85707b9">MAX_P2SH_SIGOPS</a></div><div class="ttdeci">static const unsigned int MAX_P2SH_SIGOPS</div><div class="ttdef"><b>Definition:</b> <a href="policy_8h_source.html#l00025">policy.h:25</a></div></div>
<div class="ttc" id="classCTransaction_html"><div class="ttname"><a href="classCTransaction.html">CTransaction</a></div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00210">transaction.h:210</a></div></div>
<div class="ttc" id="interpreter_8cpp_html_ac4771aca705bf2383b2777e36055b7f4"><div class="ttname"><a href="interpreter_8cpp.html#ac4771aca705bf2383b2777e36055b7f4">EvalScript</a></div><div class="ttdeci">bool EvalScript(vector&lt; vector&lt; unsigned char &gt; &gt; &amp;stack, const CScript &amp;script, unsigned int flags, const BaseSignatureChecker &amp;checker, ScriptError *serror)</div><div class="ttdef"><b>Definition:</b> <a href="interpreter_8cpp_source.html#l00232">interpreter.cpp:232</a></div></div>
<div class="ttc" id="policy_8h_html"><div class="ttname"><a href="policy_8h.html">policy.h</a></div></div>
<div class="ttc" id="standard_8h_html_a750f89f617f934820d5371be790e09adae167dff993f62f6c5dd3507ac279cb62"><div class="ttname"><a href="standard_8h.html#a750f89f617f934820d5371be790e09adae167dff993f62f6c5dd3507ac279cb62">TX_MULTISIG</a></div><div class="ttdef"><b>Definition:</b> <a href="standard_8h_source.html#l00052">standard.h:52</a></div></div>
<div class="ttc" id="tinyformat_8h_html"><div class="ttname"><a href="tinyformat_8h.html">tinyformat.h</a></div></div>
<div class="ttc" id="classCTxOut_html_a25bf3f2f4befb22a6a0be45784fe57e2"><div class="ttname"><a href="classCTxOut.html#a25bf3f2f4befb22a6a0be45784fe57e2">CTxOut::scriptPubKey</a></div><div class="ttdeci">CScript scriptPubKey</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00137">transaction.h:137</a></div></div>
<div class="ttc" id="standard_8h_html_a750f89f617f934820d5371be790e09ad"><div class="ttname"><a href="standard_8h.html#a750f89f617f934820d5371be790e09ad">txnouttype</a></div><div class="ttdeci">txnouttype</div><div class="ttdef"><b>Definition:</b> <a href="standard_8h_source.html#l00045">standard.h:45</a></div></div>
<div class="ttc" id="classBaseSignatureChecker_html"><div class="ttname"><a href="classBaseSignatureChecker.html">BaseSignatureChecker</a></div><div class="ttdef"><b>Definition:</b> <a href="interpreter_8h_source.html#l00095">interpreter.h:95</a></div></div>
<div class="ttc" id="classCTransaction_html_ad64447ea044ec850313696fc99412d95"><div class="ttname"><a href="classCTransaction.html#ad64447ea044ec850313696fc99412d95">CTransaction::vin</a></div><div class="ttdeci">const std::vector&lt; CTxIn &gt; vin</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00233">transaction.h:233</a></div></div>
<div class="ttc" id="classCTransaction_html_a0c6064a3e33745d62a9ab3efdac349d7"><div class="ttname"><a href="classCTransaction.html#a0c6064a3e33745d62a9ab3efdac349d7">CTransaction::MAX_STANDARD_VERSION</a></div><div class="ttdeci">static const int32_t MAX_STANDARD_VERSION</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00225">transaction.h:225</a></div></div>
<div class="ttc" id="classCTxOut_html_af56cdc9e253741eef4095582ea3cc841"><div class="ttname"><a href="classCTxOut.html#af56cdc9e253741eef4095582ea3cc841">CTxOut::IsDust</a></div><div class="ttdeci">bool IsDust(const CFeeRate &amp;minRelayTxFee) const</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00185">transaction.h:185</a></div></div>
<div class="ttc" id="classCScript_html"><div class="ttname"><a href="classCScript.html">CScript</a></div><div class="ttdef"><b>Definition:</b> <a href="script_8h_source.html#l00373">script.h:373</a></div></div>
<div class="ttc" id="standard_8h_html_a750f89f617f934820d5371be790e09adadb13d0a4c06b2bb59ac88215233370ed"><div class="ttname"><a href="standard_8h.html#a750f89f617f934820d5371be790e09adadb13d0a4c06b2bb59ac88215233370ed">TX_NONSTANDARD</a></div><div class="ttdef"><b>Definition:</b> <a href="standard_8h_source.html#l00047">standard.h:47</a></div></div>
<div class="ttc" id="classCTransaction_html_a96256e8ac1bf79ad9c057e48c41132dd"><div class="ttname"><a href="classCTransaction.html#a96256e8ac1bf79ad9c057e48c41132dd">CTransaction::IsCoinBase</a></div><div class="ttdeci">bool IsCoinBase() const</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00284">transaction.h:284</a></div></div>
<div class="ttc" id="classCScript_html_a090905f875fa5a40e616b319de8e973f"><div class="ttname"><a href="classCScript.html#a090905f875fa5a40e616b319de8e973f">CScript::IsPushOnly</a></div><div class="ttdeci">bool IsPushOnly(const_iterator pc) const</div><div class="ttdef"><b>Definition:</b> <a href="script_8cpp_source.html#l00247">script.cpp:247</a></div></div>
<div class="ttc" id="classCTransaction_html_a708645274ddfd83829315ffe5c7c5c3e"><div class="ttname"><a href="classCTransaction.html#a708645274ddfd83829315ffe5c7c5c3e">CTransaction::vout</a></div><div class="ttdeci">const std::vector&lt; CTxOut &gt; vout</div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00234">transaction.h:234</a></div></div>
<div class="ttc" id="standard_8cpp_html_a6ee6be50bff44464e905680c6fcee6dc"><div class="ttname"><a href="standard_8cpp.html#a6ee6be50bff44464e905680c6fcee6dc">Solver</a></div><div class="ttdeci">bool Solver(const CScript &amp;scriptPubKey, txnouttype &amp;typeRet, vector&lt; vector&lt; unsigned char &gt; &gt; &amp;vSolutionsRet)</div><div class="ttdef"><b>Definition:</b> <a href="standard_8cpp_source.html#l00041">standard.cpp:41</a></div></div>
<div class="ttc" id="policy_8cpp_html_a74832d5d658916e73adb139fd60e2354"><div class="ttname"><a href="policy_8cpp.html#a74832d5d658916e73adb139fd60e2354">IsStandardTx</a></div><div class="ttdeci">bool IsStandardTx(const CTransaction &amp;tx, std::string &amp;reason)</div><div class="ttdef"><b>Definition:</b> <a href="policy_8cpp_source.html#l00059">policy.cpp:59</a></div></div>
<div class="ttc" id="policy_8cpp_html_abb2b48ecfd43dcb01e25d9d4c333a340"><div class="ttname"><a href="policy_8cpp.html#abb2b48ecfd43dcb01e25d9d4c333a340">IsStandard</a></div><div class="ttdeci">bool IsStandard(const CScript &amp;scriptPubKey, txnouttype &amp;whichType)</div><div class="ttdef"><b>Definition:</b> <a href="policy_8cpp_source.html#l00037">policy.cpp:37</a></div></div>
<div class="ttc" id="classprevector_html_a626f7d206dbc24e5610631809762758b"><div class="ttname"><a href="classprevector.html#a626f7d206dbc24e5610631809762758b">prevector::size</a></div><div class="ttdeci">size_type size() const</div><div class="ttdef"><b>Definition:</b> <a href="prevector_8h_source.html#l00262">prevector.h:262</a></div></div>
<div class="ttc" id="standard_8cpp_html_a9a815a8af6cc3736d9336240e6e4f9ab"><div class="ttname"><a href="standard_8cpp.html#a9a815a8af6cc3736d9336240e6e4f9ab">nMaxDatacarrierBytes</a></div><div class="ttdeci">unsigned nMaxDatacarrierBytes</div><div class="ttdef"><b>Definition:</b> <a href="standard_8cpp_source.html#l00020">standard.cpp:20</a></div></div>
<div class="ttc" id="classCTxOut_html"><div class="ttname"><a href="classCTxOut.html">CTxOut</a></div><div class="ttdef"><b>Definition:</b> <a href="transaction_8h_source.html#l00133">transaction.h:133</a></div></div>
<div class="ttc" id="standard_8h_html_a750f89f617f934820d5371be790e09adad3ca9da00b2a0e6f522a5942963936d7"><div class="ttname"><a href="standard_8h.html#a750f89f617f934820d5371be790e09adad3ca9da00b2a0e6f522a5942963936d7">TX_SCRIPTHASH</a></div><div class="ttdef"><b>Definition:</b> <a href="standard_8h_source.html#l00051">standard.h:51</a></div></div>
<div class="ttc" id="policy_8h_html_aefbb84a1c575dfc90d140d06f8c8d1e9"><div class="ttname"><a href="policy_8h.html#aefbb84a1c575dfc90d140d06f8c8d1e9">MAX_STANDARD_TX_SIZE</a></div><div class="ttdeci">static const unsigned int MAX_STANDARD_TX_SIZE</div><div class="ttdef"><b>Definition:</b> <a href="policy_8h_source.html#l00023">policy.h:23</a></div></div>
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