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annotate src/script.cpp @ 1598:057a59e89d51 draft

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Support 3 new multisignature IsStandard transactions Initial support for (a and b), (a or b), and 2-of-3 escrow transactions (where a, b, and c are keys).
author Gavin Andresen <gavinandresen@gmail.com>
date Wed, 28 Sep 2011 12:30:06 -0400 (2011-09-28)
parents 329f6d5cbeba
children dc663e46a784
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rev   line source
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1 // Copyright (c) 2009-2010 Satoshi Nakamoto
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2 // Copyright (c) 2011 The Bitcoin developers
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3 // Distributed under the MIT/X11 software license, see the accompanying
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4 // file license.txt or http://www.opensource.org/licenses/mit-license.php.
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5 #include "headers.h"
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6
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7 using namespace std;
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8 using namespace boost;
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9
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10 bool CheckSig(vector<unsigned char> vchSig, vector<unsigned char> vchPubKey, CScript scriptCode, const CTransaction& txTo, unsigned int nIn, int nHashType);
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11
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12
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13
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14 typedef vector<unsigned char> valtype;
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15 static const valtype vchFalse(0);
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16 static const valtype vchZero(0);
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17 static const valtype vchTrue(1, 1);
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18 static const CBigNum bnZero(0);
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19 static const CBigNum bnOne(1);
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20 static const CBigNum bnFalse(0);
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21 static const CBigNum bnTrue(1);
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22 static const size_t nMaxNumSize = 4;
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23
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24
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25 CBigNum CastToBigNum(const valtype& vch)
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26 {
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27 if (vch.size() > nMaxNumSize)
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28 throw runtime_error("CastToBigNum() : overflow");
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29 // Get rid of extra leading zeros
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30 return CBigNum(CBigNum(vch).getvch());
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31 }
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32
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33 bool CastToBool(const valtype& vch)
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34 {
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35 for (int i = 0; i < vch.size(); i++)
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36 {
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37 if (vch[i] != 0)
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38 {
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39 // Can be negative zero
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40 if (i == vch.size()-1 && vch[i] == 0x80)
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41 return false;
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42 return true;
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43 }
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44 }
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45 return false;
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46 }
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47
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48 void MakeSameSize(valtype& vch1, valtype& vch2)
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49 {
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50 // Lengthen the shorter one
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51 if (vch1.size() < vch2.size())
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52 vch1.resize(vch2.size(), 0);
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53 if (vch2.size() < vch1.size())
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54 vch2.resize(vch1.size(), 0);
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55 }
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56
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57
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58
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59 //
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60 // Script is a stack machine (like Forth) that evaluates a predicate
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61 // returning a bool indicating valid or not. There are no loops.
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62 //
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63 #define stacktop(i) (stack.at(stack.size()+(i)))
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64 #define altstacktop(i) (altstack.at(altstack.size()+(i)))
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65 static inline void popstack(vector<valtype>& stack)
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66 {
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67 if (stack.empty())
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68 throw runtime_error("popstack() : stack empty");
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69 stack.pop_back();
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70 }
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71
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72
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73 bool EvalScript(vector<vector<unsigned char> >& stack, const CScript& script, const CTransaction& txTo, unsigned int nIn, int nHashType)
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74 {
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75 CAutoBN_CTX pctx;
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76 CScript::const_iterator pc = script.begin();
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77 CScript::const_iterator pend = script.end();
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78 CScript::const_iterator pbegincodehash = script.begin();
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79 opcodetype opcode;
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80 valtype vchPushValue;
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81 vector<bool> vfExec;
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82 vector<valtype> altstack;
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83 if (script.size() > 10000)
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84 return false;
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85 int nOpCount = 0;
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86
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87
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88 try
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89 {
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90 while (pc < pend)
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91 {
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92 bool fExec = !count(vfExec.begin(), vfExec.end(), false);
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93
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94 //
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95 // Read instruction
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96 //
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97 if (!script.GetOp(pc, opcode, vchPushValue))
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98 return false;
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99 if (vchPushValue.size() > 520)
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100 return false;
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101 if (opcode > OP_16 && ++nOpCount > 201)
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102 return false;
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103
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104 if (opcode == OP_CAT ||
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105 opcode == OP_SUBSTR ||
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106 opcode == OP_LEFT ||
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107 opcode == OP_RIGHT ||
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108 opcode == OP_INVERT ||
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109 opcode == OP_AND ||
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110 opcode == OP_OR ||
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111 opcode == OP_XOR ||
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112 opcode == OP_2MUL ||
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113 opcode == OP_2DIV ||
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114 opcode == OP_MUL ||
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115 opcode == OP_DIV ||
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116 opcode == OP_MOD ||
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117 opcode == OP_LSHIFT ||
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118 opcode == OP_RSHIFT)
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119 return false;
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120
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121 if (fExec && 0 <= opcode && opcode <= OP_PUSHDATA4)
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122 stack.push_back(vchPushValue);
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123 else if (fExec || (OP_IF <= opcode && opcode <= OP_ENDIF))
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124 switch (opcode)
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125 {
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126 //
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127 // Push value
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128 //
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129 case OP_1NEGATE:
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130 case OP_1:
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131 case OP_2:
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132 case OP_3:
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133 case OP_4:
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134 case OP_5:
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135 case OP_6:
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136 case OP_7:
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137 case OP_8:
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138 case OP_9:
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139 case OP_10:
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140 case OP_11:
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141 case OP_12:
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Jaromil <jaromil@dyne.org>
parents:
diff changeset
142 case OP_13:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
143 case OP_14:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
144 case OP_15:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
145 case OP_16:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
146 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
147 // ( -- value)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
148 CBigNum bn((int)opcode - (int)(OP_1 - 1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
149 stack.push_back(bn.getvch());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
150 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
151 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
152
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
153
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
154 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
155 // Control
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
156 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
157 case OP_NOP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
158 case OP_NOP1: case OP_NOP2: case OP_NOP3: case OP_NOP4: case OP_NOP5:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
159 case OP_NOP6: case OP_NOP7: case OP_NOP8: case OP_NOP9: case OP_NOP10:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
160 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
161
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
162 case OP_IF:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
163 case OP_NOTIF:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
164 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
165 // <expression> if [statements] [else [statements]] endif
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
166 bool fValue = false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
167 if (fExec)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
168 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
169 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
170 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
171 valtype& vch = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
172 fValue = CastToBool(vch);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
173 if (opcode == OP_NOTIF)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
174 fValue = !fValue;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
175 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
176 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
177 vfExec.push_back(fValue);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
178 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
179 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
180
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
181 case OP_ELSE:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
182 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
183 if (vfExec.empty())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
184 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
185 vfExec.back() = !vfExec.back();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
186 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
187 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
188
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
189 case OP_ENDIF:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
190 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
191 if (vfExec.empty())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
192 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
193 vfExec.pop_back();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
194 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
195 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
196
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
197 case OP_VERIFY:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
198 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
199 // (true -- ) or
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
200 // (false -- false) and return
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
201 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
202 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
203 bool fValue = CastToBool(stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
204 if (fValue)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
205 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
206 else
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
207 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
208 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
209 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
210
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
211 case OP_RETURN:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
212 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
213 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
214 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
215 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
216
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
217
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
218 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
219 // Stack ops
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
220 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
221 case OP_TOALTSTACK:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
222 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
223 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
224 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
225 altstack.push_back(stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
226 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
227 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
228 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
229
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
230 case OP_FROMALTSTACK:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
231 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
232 if (altstack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
233 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
234 stack.push_back(altstacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
235 popstack(altstack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
236 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
237 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
238
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
239 case OP_2DROP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
240 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
241 // (x1 x2 -- )
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
242 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
243 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
244 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
245 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
246 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
247 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
248
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
249 case OP_2DUP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
250 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
251 // (x1 x2 -- x1 x2 x1 x2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
252 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
253 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
254 valtype vch1 = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
255 valtype vch2 = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
256 stack.push_back(vch1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
257 stack.push_back(vch2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
258 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
259 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
260
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
261 case OP_3DUP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
262 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
263 // (x1 x2 x3 -- x1 x2 x3 x1 x2 x3)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
264 if (stack.size() < 3)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
265 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
266 valtype vch1 = stacktop(-3);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
267 valtype vch2 = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
268 valtype vch3 = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
269 stack.push_back(vch1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
270 stack.push_back(vch2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
271 stack.push_back(vch3);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
272 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
273 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
274
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
275 case OP_2OVER:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
276 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
277 // (x1 x2 x3 x4 -- x1 x2 x3 x4 x1 x2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
278 if (stack.size() < 4)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
279 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
280 valtype vch1 = stacktop(-4);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
281 valtype vch2 = stacktop(-3);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
282 stack.push_back(vch1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
283 stack.push_back(vch2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
284 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
285 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
286
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
287 case OP_2ROT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
288 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
289 // (x1 x2 x3 x4 x5 x6 -- x3 x4 x5 x6 x1 x2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
290 if (stack.size() < 6)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
291 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
292 valtype vch1 = stacktop(-6);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
293 valtype vch2 = stacktop(-5);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
294 stack.erase(stack.end()-6, stack.end()-4);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
295 stack.push_back(vch1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
296 stack.push_back(vch2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
297 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
298 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
299
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
300 case OP_2SWAP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
301 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
302 // (x1 x2 x3 x4 -- x3 x4 x1 x2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
303 if (stack.size() < 4)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
304 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
305 swap(stacktop(-4), stacktop(-2));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
306 swap(stacktop(-3), stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
307 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
308 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
309
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
310 case OP_IFDUP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
311 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
312 // (x - 0 | x x)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
313 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
314 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
315 valtype vch = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
316 if (CastToBool(vch))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
317 stack.push_back(vch);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
318 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
319 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
320
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
321 case OP_DEPTH:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
322 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
323 // -- stacksize
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
324 CBigNum bn(stack.size());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
325 stack.push_back(bn.getvch());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
326 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
327 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
328
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
329 case OP_DROP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
330 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
331 // (x -- )
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
332 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
333 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
334 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
335 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
336 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
337
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
338 case OP_DUP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
339 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
340 // (x -- x x)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
341 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
342 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
343 valtype vch = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
344 stack.push_back(vch);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
345 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
346 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
347
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
348 case OP_NIP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
349 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
350 // (x1 x2 -- x2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
351 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
352 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
353 stack.erase(stack.end() - 2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
354 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
355 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
356
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
357 case OP_OVER:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
358 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
359 // (x1 x2 -- x1 x2 x1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
360 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
361 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
362 valtype vch = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
363 stack.push_back(vch);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
364 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
365 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
366
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
367 case OP_PICK:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
368 case OP_ROLL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
369 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
370 // (xn ... x2 x1 x0 n - xn ... x2 x1 x0 xn)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
371 // (xn ... x2 x1 x0 n - ... x2 x1 x0 xn)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
372 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
373 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
374 int n = CastToBigNum(stacktop(-1)).getint();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
375 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
376 if (n < 0 || n >= stack.size())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
377 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
378 valtype vch = stacktop(-n-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
379 if (opcode == OP_ROLL)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
380 stack.erase(stack.end()-n-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
381 stack.push_back(vch);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
382 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
383 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
384
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
385 case OP_ROT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
386 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
387 // (x1 x2 x3 -- x2 x3 x1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
388 // x2 x1 x3 after first swap
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
389 // x2 x3 x1 after second swap
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
390 if (stack.size() < 3)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
391 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
392 swap(stacktop(-3), stacktop(-2));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
393 swap(stacktop(-2), stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
394 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
395 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
396
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
397 case OP_SWAP:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
398 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
399 // (x1 x2 -- x2 x1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
400 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
401 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
402 swap(stacktop(-2), stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
403 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
404 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
405
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
406 case OP_TUCK:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
407 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
408 // (x1 x2 -- x2 x1 x2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
409 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
410 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
411 valtype vch = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
412 stack.insert(stack.end()-2, vch);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
413 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
414 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
415
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
416
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
417 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
418 // Splice ops
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
419 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
420 case OP_CAT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
421 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
422 // (x1 x2 -- out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
423 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
424 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
425 valtype& vch1 = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
426 valtype& vch2 = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
427 vch1.insert(vch1.end(), vch2.begin(), vch2.end());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
428 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
429 if (stacktop(-1).size() > 520)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
430 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
431 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
432 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
433
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
434 case OP_SUBSTR:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
435 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
436 // (in begin size -- out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
437 if (stack.size() < 3)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
438 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
439 valtype& vch = stacktop(-3);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
440 int nBegin = CastToBigNum(stacktop(-2)).getint();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
441 int nEnd = nBegin + CastToBigNum(stacktop(-1)).getint();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
442 if (nBegin < 0 || nEnd < nBegin)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
443 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
444 if (nBegin > vch.size())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
445 nBegin = vch.size();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
446 if (nEnd > vch.size())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
447 nEnd = vch.size();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
448 vch.erase(vch.begin() + nEnd, vch.end());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
449 vch.erase(vch.begin(), vch.begin() + nBegin);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
450 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
451 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
452 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
453 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
454
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
455 case OP_LEFT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
456 case OP_RIGHT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
457 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
458 // (in size -- out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
459 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
460 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
461 valtype& vch = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
462 int nSize = CastToBigNum(stacktop(-1)).getint();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
463 if (nSize < 0)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
464 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
465 if (nSize > vch.size())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
466 nSize = vch.size();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
467 if (opcode == OP_LEFT)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
468 vch.erase(vch.begin() + nSize, vch.end());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
469 else
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
470 vch.erase(vch.begin(), vch.end() - nSize);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
471 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
472 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
473 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
474
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
475 case OP_SIZE:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
476 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
477 // (in -- in size)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
478 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
479 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
480 CBigNum bn(stacktop(-1).size());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
481 stack.push_back(bn.getvch());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
482 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
483 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
484
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
485
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
486 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
487 // Bitwise logic
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
488 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
489 case OP_INVERT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
490 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
491 // (in - out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
492 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
493 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
494 valtype& vch = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
495 for (int i = 0; i < vch.size(); i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
496 vch[i] = ~vch[i];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
497 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
498 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
499
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
500 case OP_AND:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
501 case OP_OR:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
502 case OP_XOR:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
503 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
504 // (x1 x2 - out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
505 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
506 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
507 valtype& vch1 = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
508 valtype& vch2 = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
509 MakeSameSize(vch1, vch2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
510 if (opcode == OP_AND)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
511 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
512 for (int i = 0; i < vch1.size(); i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
513 vch1[i] &= vch2[i];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
514 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
515 else if (opcode == OP_OR)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
516 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
517 for (int i = 0; i < vch1.size(); i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
518 vch1[i] |= vch2[i];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
519 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
520 else if (opcode == OP_XOR)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
521 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
522 for (int i = 0; i < vch1.size(); i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
523 vch1[i] ^= vch2[i];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
524 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
525 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
526 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
527 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
528
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
529 case OP_EQUAL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
530 case OP_EQUALVERIFY:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
531 //case OP_NOTEQUAL: // use OP_NUMNOTEQUAL
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
532 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
533 // (x1 x2 - bool)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
534 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
535 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
536 valtype& vch1 = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
537 valtype& vch2 = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
538 bool fEqual = (vch1 == vch2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
539 // OP_NOTEQUAL is disabled because it would be too easy to say
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
540 // something like n != 1 and have some wiseguy pass in 1 with extra
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
541 // zero bytes after it (numerically, 0x01 == 0x0001 == 0x000001)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
542 //if (opcode == OP_NOTEQUAL)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
543 // fEqual = !fEqual;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
544 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
545 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
546 stack.push_back(fEqual ? vchTrue : vchFalse);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
547 if (opcode == OP_EQUALVERIFY)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
548 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
549 if (fEqual)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
550 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
551 else
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
552 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
553 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
554 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
555 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
556
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
557
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
558 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
559 // Numeric
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
560 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
561 case OP_1ADD:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
562 case OP_1SUB:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
563 case OP_2MUL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
564 case OP_2DIV:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
565 case OP_NEGATE:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
566 case OP_ABS:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
567 case OP_NOT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
568 case OP_0NOTEQUAL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
569 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
570 // (in -- out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
571 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
572 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
573 CBigNum bn = CastToBigNum(stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
574 switch (opcode)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
575 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
576 case OP_1ADD: bn += bnOne; break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
577 case OP_1SUB: bn -= bnOne; break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
578 case OP_2MUL: bn <<= 1; break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
579 case OP_2DIV: bn >>= 1; break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
580 case OP_NEGATE: bn = -bn; break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
581 case OP_ABS: if (bn < bnZero) bn = -bn; break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
582 case OP_NOT: bn = (bn == bnZero); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
583 case OP_0NOTEQUAL: bn = (bn != bnZero); break;
779
2898aa13cfc0 fix warning: X enumeration values not handled in switch [-Wswitch-enum]
Giel van Schijndel <me@mortis.eu>
parents: 766
diff changeset
584 default: assert(!"invalid opcode"); break;
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
585 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
586 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
587 stack.push_back(bn.getvch());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
588 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
589 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
590
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
591 case OP_ADD:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
592 case OP_SUB:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
593 case OP_MUL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
594 case OP_DIV:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
595 case OP_MOD:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
596 case OP_LSHIFT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
597 case OP_RSHIFT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
598 case OP_BOOLAND:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
599 case OP_BOOLOR:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
600 case OP_NUMEQUAL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
601 case OP_NUMEQUALVERIFY:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
602 case OP_NUMNOTEQUAL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
603 case OP_LESSTHAN:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
604 case OP_GREATERTHAN:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
605 case OP_LESSTHANOREQUAL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
606 case OP_GREATERTHANOREQUAL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
607 case OP_MIN:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
608 case OP_MAX:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
609 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
610 // (x1 x2 -- out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
611 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
612 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
613 CBigNum bn1 = CastToBigNum(stacktop(-2));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
614 CBigNum bn2 = CastToBigNum(stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
615 CBigNum bn;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
616 switch (opcode)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
617 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
618 case OP_ADD:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
619 bn = bn1 + bn2;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
620 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
621
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
622 case OP_SUB:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
623 bn = bn1 - bn2;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
624 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
625
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
626 case OP_MUL:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
627 if (!BN_mul(&bn, &bn1, &bn2, pctx))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
628 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
629 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
630
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
631 case OP_DIV:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
632 if (!BN_div(&bn, NULL, &bn1, &bn2, pctx))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
633 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
634 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
635
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
636 case OP_MOD:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
637 if (!BN_mod(&bn, &bn1, &bn2, pctx))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
638 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
639 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
640
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
641 case OP_LSHIFT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
642 if (bn2 < bnZero || bn2 > CBigNum(2048))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
643 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
644 bn = bn1 << bn2.getulong();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
645 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
646
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
647 case OP_RSHIFT:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
648 if (bn2 < bnZero || bn2 > CBigNum(2048))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
649 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
650 bn = bn1 >> bn2.getulong();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
651 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
652
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
653 case OP_BOOLAND: bn = (bn1 != bnZero && bn2 != bnZero); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
654 case OP_BOOLOR: bn = (bn1 != bnZero || bn2 != bnZero); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
655 case OP_NUMEQUAL: bn = (bn1 == bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
656 case OP_NUMEQUALVERIFY: bn = (bn1 == bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
657 case OP_NUMNOTEQUAL: bn = (bn1 != bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
658 case OP_LESSTHAN: bn = (bn1 < bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
659 case OP_GREATERTHAN: bn = (bn1 > bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
660 case OP_LESSTHANOREQUAL: bn = (bn1 <= bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
661 case OP_GREATERTHANOREQUAL: bn = (bn1 >= bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
662 case OP_MIN: bn = (bn1 < bn2 ? bn1 : bn2); break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
663 case OP_MAX: bn = (bn1 > bn2 ? bn1 : bn2); break;
779
2898aa13cfc0 fix warning: X enumeration values not handled in switch [-Wswitch-enum]
Giel van Schijndel <me@mortis.eu>
parents: 766
diff changeset
664 default: assert(!"invalid opcode"); break;
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
665 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
666 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
667 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
668 stack.push_back(bn.getvch());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
669
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
670 if (opcode == OP_NUMEQUALVERIFY)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
671 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
672 if (CastToBool(stacktop(-1)))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
673 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
674 else
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
675 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
676 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
677 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
678 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
679
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
680 case OP_WITHIN:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
681 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
682 // (x min max -- out)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
683 if (stack.size() < 3)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
684 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
685 CBigNum bn1 = CastToBigNum(stacktop(-3));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
686 CBigNum bn2 = CastToBigNum(stacktop(-2));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
687 CBigNum bn3 = CastToBigNum(stacktop(-1));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
688 bool fValue = (bn2 <= bn1 && bn1 < bn3);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
689 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
690 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
691 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
692 stack.push_back(fValue ? vchTrue : vchFalse);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
693 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
694 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
695
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
696
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
697 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
698 // Crypto
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
699 //
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
700 case OP_RIPEMD160:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
701 case OP_SHA1:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
702 case OP_SHA256:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
703 case OP_HASH160:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
704 case OP_HASH256:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
705 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
706 // (in -- hash)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
707 if (stack.size() < 1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
708 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
709 valtype& vch = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
710 valtype vchHash((opcode == OP_RIPEMD160 || opcode == OP_SHA1 || opcode == OP_HASH160) ? 20 : 32);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
711 if (opcode == OP_RIPEMD160)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
712 RIPEMD160(&vch[0], vch.size(), &vchHash[0]);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
713 else if (opcode == OP_SHA1)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
714 SHA1(&vch[0], vch.size(), &vchHash[0]);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
715 else if (opcode == OP_SHA256)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
716 SHA256(&vch[0], vch.size(), &vchHash[0]);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
717 else if (opcode == OP_HASH160)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
718 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
719 uint160 hash160 = Hash160(vch);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
720 memcpy(&vchHash[0], &hash160, sizeof(hash160));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
721 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
722 else if (opcode == OP_HASH256)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
723 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
724 uint256 hash = Hash(vch.begin(), vch.end());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
725 memcpy(&vchHash[0], &hash, sizeof(hash));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
726 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
727 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
728 stack.push_back(vchHash);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
729 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
730 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
731
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
732 case OP_CODESEPARATOR:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
733 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
734 // Hash starts after the code separator
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
735 pbegincodehash = pc;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
736 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
737 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
738
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
739 case OP_CHECKSIG:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
740 case OP_CHECKSIGVERIFY:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
741 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
742 // (sig pubkey -- bool)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
743 if (stack.size() < 2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
744 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
745
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
746 valtype& vchSig = stacktop(-2);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
747 valtype& vchPubKey = stacktop(-1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
748
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
749 ////// debug print
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
750 //PrintHex(vchSig.begin(), vchSig.end(), "sig: %s\n");
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
751 //PrintHex(vchPubKey.begin(), vchPubKey.end(), "pubkey: %s\n");
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
752
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
753 // Subset of script starting at the most recent codeseparator
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
754 CScript scriptCode(pbegincodehash, pend);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
755
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
756 // Drop the signature, since there's no way for a signature to sign itself
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
757 scriptCode.FindAndDelete(CScript(vchSig));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
758
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
759 bool fSuccess = CheckSig(vchSig, vchPubKey, scriptCode, txTo, nIn, nHashType);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
760
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
761 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
762 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
763 stack.push_back(fSuccess ? vchTrue : vchFalse);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
764 if (opcode == OP_CHECKSIGVERIFY)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
765 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
766 if (fSuccess)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
767 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
768 else
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
769 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
770 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
771 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
772 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
773
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
774 case OP_CHECKMULTISIG:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
775 case OP_CHECKMULTISIGVERIFY:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
776 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
777 // ([sig ...] num_of_signatures [pubkey ...] num_of_pubkeys -- bool)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
778
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
779 int i = 1;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
780 if (stack.size() < i)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
781 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
782
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
783 int nKeysCount = CastToBigNum(stacktop(-i)).getint();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
784 if (nKeysCount < 0 || nKeysCount > 20)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
785 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
786 nOpCount += nKeysCount;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
787 if (nOpCount > 201)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
788 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
789 int ikey = ++i;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
790 i += nKeysCount;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
791 if (stack.size() < i)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
792 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
793
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
794 int nSigsCount = CastToBigNum(stacktop(-i)).getint();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
795 if (nSigsCount < 0 || nSigsCount > nKeysCount)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
796 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
797 int isig = ++i;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
798 i += nSigsCount;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
799 if (stack.size() < i)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
800 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
801
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
802 // Subset of script starting at the most recent codeseparator
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
803 CScript scriptCode(pbegincodehash, pend);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
804
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
805 // Drop the signatures, since there's no way for a signature to sign itself
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
806 for (int k = 0; k < nSigsCount; k++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
807 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
808 valtype& vchSig = stacktop(-isig-k);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
809 scriptCode.FindAndDelete(CScript(vchSig));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
810 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
811
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
812 bool fSuccess = true;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
813 while (fSuccess && nSigsCount > 0)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
814 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
815 valtype& vchSig = stacktop(-isig);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
816 valtype& vchPubKey = stacktop(-ikey);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
817
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
818 // Check signature
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
819 if (CheckSig(vchSig, vchPubKey, scriptCode, txTo, nIn, nHashType))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
820 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
821 isig++;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
822 nSigsCount--;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
823 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
824 ikey++;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
825 nKeysCount--;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
826
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
827 // If there are more signatures left than keys left,
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
828 // then too many signatures have failed
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
829 if (nSigsCount > nKeysCount)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
830 fSuccess = false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
831 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
832
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
833 while (i-- > 0)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
834 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
835 stack.push_back(fSuccess ? vchTrue : vchFalse);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
836
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
837 if (opcode == OP_CHECKMULTISIGVERIFY)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
838 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
839 if (fSuccess)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
840 popstack(stack);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
841 else
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
842 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
843 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
844 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
845 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
846
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
847 default:
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
848 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
849 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
850
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
851 // Size limits
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
852 if (stack.size() + altstack.size() > 1000)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
853 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
854 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
855 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
856 catch (...)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
857 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
858 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
859 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
860
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
861
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
862 if (!vfExec.empty())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
863 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
864
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
865 return true;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
866 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
867
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
868
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
869
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
870
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
871
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
872
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
873
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
874
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
875
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
876 uint256 SignatureHash(CScript scriptCode, const CTransaction& txTo, unsigned int nIn, int nHashType)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
877 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
878 if (nIn >= txTo.vin.size())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
879 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
880 printf("ERROR: SignatureHash() : nIn=%d out of range\n", nIn);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
881 return 1;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
882 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
883 CTransaction txTmp(txTo);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
884
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
885 // In case concatenating two scripts ends up with two codeseparators,
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
886 // or an extra one at the end, this prevents all those possible incompatibilities.
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
887 scriptCode.FindAndDelete(CScript(OP_CODESEPARATOR));
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
888
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
889 // Blank out other inputs' signatures
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
890 for (int i = 0; i < txTmp.vin.size(); i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
891 txTmp.vin[i].scriptSig = CScript();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
892 txTmp.vin[nIn].scriptSig = scriptCode;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
893
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
894 // Blank out some of the outputs
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
895 if ((nHashType & 0x1f) == SIGHASH_NONE)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
896 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
897 // Wildcard payee
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
898 txTmp.vout.clear();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
899
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
900 // Let the others update at will
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
901 for (int i = 0; i < txTmp.vin.size(); i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
902 if (i != nIn)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
903 txTmp.vin[i].nSequence = 0;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
904 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
905 else if ((nHashType & 0x1f) == SIGHASH_SINGLE)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
906 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
907 // Only lockin the txout payee at same index as txin
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
908 unsigned int nOut = nIn;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
909 if (nOut >= txTmp.vout.size())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
910 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
911 printf("ERROR: SignatureHash() : nOut=%d out of range\n", nOut);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
912 return 1;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
913 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
914 txTmp.vout.resize(nOut+1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
915 for (int i = 0; i < nOut; i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
916 txTmp.vout[i].SetNull();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
917
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
918 // Let the others update at will
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
919 for (int i = 0; i < txTmp.vin.size(); i++)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
920 if (i != nIn)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
921 txTmp.vin[i].nSequence = 0;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
922 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
923
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
924 // Blank out other inputs completely, not recommended for open transactions
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
925 if (nHashType & SIGHASH_ANYONECANPAY)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
926 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
927 txTmp.vin[0] = txTmp.vin[nIn];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
928 txTmp.vin.resize(1);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
929 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
930
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
931 // Serialize and hash
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
932 CDataStream ss(SER_GETHASH);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
933 ss.reserve(10000);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
934 ss << txTmp << nHashType;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
935 return Hash(ss.begin(), ss.end());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
936 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
937
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
938
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
939 bool CheckSig(vector<unsigned char> vchSig, vector<unsigned char> vchPubKey, CScript scriptCode,
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
940 const CTransaction& txTo, unsigned int nIn, int nHashType)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
941 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
942 CKey key;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
943 if (!key.SetPubKey(vchPubKey))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
944 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
945
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
946 // Hash type is one byte tacked on to the end of the signature
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
947 if (vchSig.empty())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
948 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
949 if (nHashType == 0)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
950 nHashType = vchSig.back();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
951 else if (nHashType != vchSig.back())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
952 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
953 vchSig.pop_back();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
954
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
955 return key.Verify(SignatureHash(scriptCode, txTo, nIn, nHashType), vchSig);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
956 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
957
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
958
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
959
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
960
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
961
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
962
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
963
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
964
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
965
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
966 //
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
967 // Returns lists of public keys (or public key hashes), any one of which can
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
968 // satisfy scriptPubKey
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
969 //
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
970 bool Solver(const CScript& scriptPubKey, vector<vector<pair<opcodetype, valtype> > >& vSolutionsRet)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
971 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
972 // Templates
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
973 static vector<CScript> vTemplates;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
974 if (vTemplates.empty())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
975 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
976 // Standard tx, sender provides pubkey, receiver adds signature
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
977 vTemplates.push_back(CScript() << OP_PUBKEY << OP_CHECKSIG);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
978
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
979 // Bitcoin address tx, sender provides hash of pubkey, receiver provides signature and pubkey
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
980 vTemplates.push_back(CScript() << OP_DUP << OP_HASH160 << OP_PUBKEYHASH << OP_EQUALVERIFY << OP_CHECKSIG);
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
981
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
982 // Sender provides two pubkeys, receivers provides two signatures
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
983 vTemplates.push_back(CScript() << OP_2 << OP_PUBKEY << OP_PUBKEY << OP_2 << OP_CHECKMULTISIG);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
984
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
985 // Sender provides two pubkeys, receivers provides one of two signatures
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
986 vTemplates.push_back(CScript() << OP_1 << OP_PUBKEY << OP_PUBKEY << OP_2 << OP_CHECKMULTISIG);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
987
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
988 // Sender provides three pubkeys, receiver provides 2 of 3 signatures.
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
989 vTemplates.push_back(CScript() << OP_2 << OP_PUBKEY << OP_PUBKEY << OP_PUBKEY << OP_3 << OP_CHECKMULTISIG);
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
990 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
991
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
992 // Scan templates
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
993 const CScript& script1 = scriptPubKey;
595
e630bbb11629 make bitcoin include files more modular
Wladimir J. van der Laan <laanwj@gmail.com>
parents: 575
diff changeset
994 BOOST_FOREACH(const CScript& script2, vTemplates)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
995 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
996 vSolutionsRet.clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
997
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
998 vector<pair<opcodetype, valtype> > currentSolution;
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
999 opcodetype opcode1, opcode2;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1000 vector<unsigned char> vch1, vch2;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1001
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1002 // Compare
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1003 CScript::const_iterator pc1 = script1.begin();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1004 CScript::const_iterator pc2 = script2.begin();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1005 loop
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1006 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1007 if (pc1 == script1.end() && pc2 == script2.end())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1008 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1009 return !vSolutionsRet.empty();
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1010 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1011 if (!script1.GetOp(pc1, opcode1, vch1))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1012 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1013 if (!script2.GetOp(pc2, opcode2, vch2))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1014 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1015 if (opcode2 == OP_PUBKEY)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1016 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1017 if (vch1.size() < 33 || vch1.size() > 120)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1018 break;
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1019 currentSolution.push_back(make_pair(opcode2, vch1));
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1020 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1021 else if (opcode2 == OP_PUBKEYHASH)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1022 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1023 if (vch1.size() != sizeof(uint160))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1024 break;
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1025 currentSolution.push_back(make_pair(opcode2, vch1));
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1026 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1027 else if (opcode2 == OP_CHECKSIG)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1028 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1029 vSolutionsRet.push_back(currentSolution);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1030 currentSolution.clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1031 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1032 else if (opcode2 == OP_CHECKMULTISIG)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1033 { // Dig out the "m" from before the pubkeys:
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1034 CScript::const_iterator it = script2.begin();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1035 opcodetype op_m;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1036 script2.GetOp(it, op_m, vch1);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1037 int m = CScript::DecodeOP_N(op_m);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1038 int n = currentSolution.size();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1039
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1040 if (m == 2 && n == 2)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1041 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1042 vSolutionsRet.push_back(currentSolution);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1043 currentSolution.clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1044 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1045 else if (m == 1 && n == 2)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1046 { // 2 solutions: either first key or second
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1047 for (int i = 0; i < 2; i++)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1048 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1049 vector<pair<opcodetype, valtype> > s;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1050 s.push_back(currentSolution[i]);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1051 vSolutionsRet.push_back(s);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1052 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1053 currentSolution.clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1054 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1055 else if (m == 2 && n == 3)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1056 { // 3 solutions: any pair
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1057 for (int i = 0; i < 2; i++)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1058 for (int j = i+1; j < 3; j++)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1059 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1060 vector<pair<opcodetype, valtype> > s;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1061 s.push_back(currentSolution[i]);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1062 s.push_back(currentSolution[j]);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1063 vSolutionsRet.push_back(s);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1064 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1065 currentSolution.clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1066 }
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1067 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1068 else if (opcode1 != opcode2 || vch1 != vch2)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1069 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1070 break;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1071 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1072 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1073 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1074
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1075 vSolutionsRet.clear();
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1076 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1077 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1078
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1079
690
389b559a397f CWallet class
Pieter Wuille <pieter.wuille@gmail.com>
parents: 595
diff changeset
1080 bool Solver(const CKeyStore& keystore, const CScript& scriptPubKey, uint256 hash, int nHashType, CScript& scriptSigRet)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1081 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1082 scriptSigRet.clear();
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1083
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1084 vector<vector<pair<opcodetype, valtype> > > vSolutions;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1085 if (!Solver(scriptPubKey, vSolutions))
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1086 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1087
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1088 // See if we have all the keys for any of the solutions:
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1089 int whichSolution = -1;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1090 for (int i = 0; i < vSolutions.size(); i++)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1091 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1092 int keysFound = 0;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1093 CScript scriptSig;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1094
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1095 BOOST_FOREACH(PAIRTYPE(opcodetype, valtype)& item, vSolutions[i])
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1096 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1097 if (item.first == OP_PUBKEY)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1098 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1099 const valtype& vchPubKey = item.second;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1100 CKey key;
892
51e9fb5de117 Fix rpc-hanging deadlocks
Gavin Andresen <gavinandresen@gmail.com>
parents: 846
diff changeset
1101 vector<unsigned char> vchSig;
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1102 if (keystore.GetKey(Hash160(vchPubKey), key) && key.GetPubKey() == vchPubKey
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1103 && hash != 0 && key.Sign(hash, vchSig))
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1104 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1105 vchSig.push_back((unsigned char)nHashType);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1106 scriptSig << vchSig;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1107 ++keysFound;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1108 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1109 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1110 else if (item.first == OP_PUBKEYHASH)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1111 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1112 CKey key;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1113 vector<unsigned char> vchSig;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1114 if (keystore.GetKey(uint160(item.second), key)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1115 && hash != 0 && key.Sign(hash, vchSig))
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1116 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1117 vchSig.push_back((unsigned char)nHashType);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1118 scriptSig << vchSig << key.GetPubKey();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1119 ++keysFound;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1120 }
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1121 }
892
51e9fb5de117 Fix rpc-hanging deadlocks
Gavin Andresen <gavinandresen@gmail.com>
parents: 846
diff changeset
1122 }
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1123 if (keysFound == vSolutions[i].size())
892
51e9fb5de117 Fix rpc-hanging deadlocks
Gavin Andresen <gavinandresen@gmail.com>
parents: 846
diff changeset
1124 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1125 whichSolution = i;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1126 scriptSigRet = scriptSig;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1127 break;
892
51e9fb5de117 Fix rpc-hanging deadlocks
Gavin Andresen <gavinandresen@gmail.com>
parents: 846
diff changeset
1128 }
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1129 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1130 if (whichSolution == -1)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1131 return false;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1132
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1133 // CHECKMULTISIG bug workaround:
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1134 if (vSolutions.size() != 1 ||
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1135 vSolutions[0].size() != 1)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1136 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1137 scriptSigRet.insert(scriptSigRet.begin(), OP_0);
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1138 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1139
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1140 return true;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1141 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1142
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1143
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1144 bool IsStandard(const CScript& scriptPubKey)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1145 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1146 vector<vector<pair<opcodetype, valtype> > > vSolutions;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1147 return Solver(scriptPubKey, vSolutions);
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1148 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1149
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1150
690
389b559a397f CWallet class
Pieter Wuille <pieter.wuille@gmail.com>
parents: 595
diff changeset
1151 bool IsMine(const CKeyStore &keystore, const CScript& scriptPubKey)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1152 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1153 vector<vector<pair<opcodetype, valtype> > > vSolutions;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1154 if (!Solver(scriptPubKey, vSolutions))
760
fd7e5b1cfc08 Add wallet privkey encryption.
Matt Corallo <matt@bluematt.me>
parents: 757
diff changeset
1155 return false;
fd7e5b1cfc08 Add wallet privkey encryption.
Matt Corallo <matt@bluematt.me>
parents: 757
diff changeset
1156
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1157 int keysFound = 0;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1158 int keysRequired = 0;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1159 for (int i = 0; i < vSolutions.size(); i++)
760
fd7e5b1cfc08 Add wallet privkey encryption.
Matt Corallo <matt@bluematt.me>
parents: 757
diff changeset
1160 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1161 BOOST_FOREACH(PAIRTYPE(opcodetype, valtype)& item, vSolutions[i])
760
fd7e5b1cfc08 Add wallet privkey encryption.
Matt Corallo <matt@bluematt.me>
parents: 757
diff changeset
1162 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1163 ++keysRequired;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1164 if (item.first == OP_PUBKEY)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1165 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1166 const valtype& vchPubKey = item.second;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1167 vector<unsigned char> vchPubKeyFound;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1168 if (keystore.GetPubKey(Hash160(vchPubKey), vchPubKeyFound) && vchPubKeyFound == vchPubKey)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1169 ++keysFound;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1170 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1171 else if (item.first == OP_PUBKEYHASH)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1172 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1173 if (keystore.HaveKey(uint160(item.second)))
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1174 ++keysFound;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1175 }
760
fd7e5b1cfc08 Add wallet privkey encryption.
Matt Corallo <matt@bluematt.me>
parents: 757
diff changeset
1176 }
fd7e5b1cfc08 Add wallet privkey encryption.
Matt Corallo <matt@bluematt.me>
parents: 757
diff changeset
1177 }
fd7e5b1cfc08 Add wallet privkey encryption.
Matt Corallo <matt@bluematt.me>
parents: 757
diff changeset
1178
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1179 // Only consider transactions "mine" if we own ALL the
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1180 // keys involved. multi-signature transactions that are
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1181 // partially owned (somebody else has a key that can spend
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1182 // them) enable spend-out-from-under-you attacks, especially
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1183 // for shared-wallet situations.
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1184 return (keysFound == keysRequired);
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1185 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1186
1596
329f6d5cbeba Collapse no-op ExtractAddress/ExtractAddressInner
Gavin Andresen <gavinandresen@gmail.com>
parents: 1274
diff changeset
1187 bool ExtractAddress(const CScript& scriptPubKey, const CKeyStore* keystore, CBitcoinAddress& addressRet)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1188 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1189 vector<vector<pair<opcodetype, valtype> > > vSolutions;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1190 if (!Solver(scriptPubKey, vSolutions))
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1191 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1192
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1193 for (int i = 0; i < vSolutions.size(); i++)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1194 {
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1195 if (vSolutions[i].size() != 1)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1196 continue; // Can't return more than one address...
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1197
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1198 PAIRTYPE(opcodetype, valtype)& item = vSolutions[i][0];
827
c418a20d8590 Bugfix: don't overuse limited ExtractAddress
Pieter Wuille <pieter.wuille@gmail.com>
parents: 815
diff changeset
1199 if (item.first == OP_PUBKEY)
c418a20d8590 Bugfix: don't overuse limited ExtractAddress
Pieter Wuille <pieter.wuille@gmail.com>
parents: 815
diff changeset
1200 addressRet.SetPubKey(item.second);
c418a20d8590 Bugfix: don't overuse limited ExtractAddress
Pieter Wuille <pieter.wuille@gmail.com>
parents: 815
diff changeset
1201 else if (item.first == OP_PUBKEYHASH)
c418a20d8590 Bugfix: don't overuse limited ExtractAddress
Pieter Wuille <pieter.wuille@gmail.com>
parents: 815
diff changeset
1202 addressRet.SetHash160((uint160)item.second);
c418a20d8590 Bugfix: don't overuse limited ExtractAddress
Pieter Wuille <pieter.wuille@gmail.com>
parents: 815
diff changeset
1203 if (keystore == NULL || keystore->HaveKey(addressRet))
c418a20d8590 Bugfix: don't overuse limited ExtractAddress
Pieter Wuille <pieter.wuille@gmail.com>
parents: 815
diff changeset
1204 return true;
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1205 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1206 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1207 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1208
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1209
827
c418a20d8590 Bugfix: don't overuse limited ExtractAddress
Pieter Wuille <pieter.wuille@gmail.com>
parents: 815
diff changeset
1210
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1211 bool VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CTransaction& txTo, unsigned int nIn, int nHashType)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1212 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1213 vector<vector<unsigned char> > stack;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1214 if (!EvalScript(stack, scriptSig, txTo, nIn, nHashType))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1215 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1216 if (!EvalScript(stack, scriptPubKey, txTo, nIn, nHashType))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1217 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1218 if (stack.empty())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1219 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1220 return CastToBool(stack.back());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1221 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1222
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1223
690
389b559a397f CWallet class
Pieter Wuille <pieter.wuille@gmail.com>
parents: 595
diff changeset
1224 bool SignSignature(const CKeyStore &keystore, const CTransaction& txFrom, CTransaction& txTo, unsigned int nIn, int nHashType, CScript scriptPrereq)
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1225 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1226 assert(nIn < txTo.vin.size());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1227 CTxIn& txin = txTo.vin[nIn];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1228 assert(txin.prevout.n < txFrom.vout.size());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1229 const CTxOut& txout = txFrom.vout[txin.prevout.n];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1230
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1231 // Leave out the signature from the hash, since a signature can't sign itself.
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1232 // The checksig op will also drop the signatures from its hash.
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1233 uint256 hash = SignatureHash(scriptPrereq + txout.scriptPubKey, txTo, nIn, nHashType);
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1234
690
389b559a397f CWallet class
Pieter Wuille <pieter.wuille@gmail.com>
parents: 595
diff changeset
1235 if (!Solver(keystore, txout.scriptPubKey, hash, nHashType, txin.scriptSig))
575
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1236 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1237
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1238 txin.scriptSig = scriptPrereq + txin.scriptSig;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1239
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1240 // Test solution
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1241 if (scriptPrereq.empty())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1242 if (!VerifyScript(txin.scriptSig, txout.scriptPubKey, txTo, nIn, 0))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1243 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1244
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1245 return true;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1246 }
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1247
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1248
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1249 bool VerifySignature(const CTransaction& txFrom, const CTransaction& txTo, unsigned int nIn, int nHashType)
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1250 {
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1251 assert(nIn < txTo.vin.size());
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1252 const CTxIn& txin = txTo.vin[nIn];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1253 if (txin.prevout.n >= txFrom.vout.size())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1254 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1255 const CTxOut& txout = txFrom.vout[txin.prevout.n];
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1256
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1257 if (txin.prevout.hash != txFrom.GetHash())
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1258 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1259
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1260 if (!VerifyScript(txin.scriptSig, txout.scriptPubKey, txTo, nIn, nHashType))
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1261 return false;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1262
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1263 return true;
1a0476fe825f directory re-organization (keeps the old build system)
Jaromil <jaromil@dyne.org>
parents:
diff changeset
1264 }
1598
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1265
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1266 void CScript::SetMultisigAnd(const std::vector<CKey>& keys)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1267 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1268 assert(keys.size() >= 2);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1269 this->clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1270 *this << OP_2 << keys[0].GetPubKey() << keys[1].GetPubKey() << OP_2 << OP_CHECKMULTISIG;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1271 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1272 void CScript::SetMultisigOr(const std::vector<CKey>& keys)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1273 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1274 assert(keys.size() >= 2);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1275 this->clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1276 *this << OP_1 << keys[0].GetPubKey() << keys[1].GetPubKey() << OP_2 << OP_CHECKMULTISIG;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1277 }
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1278 void CScript::SetMultisigEscrow(const std::vector<CKey>& keys)
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1279 {
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1280 assert(keys.size() >= 3);
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1281 this->clear();
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1282 *this << OP_2 << keys[0].GetPubKey() << keys[1].GetPubKey() << keys[1].GetPubKey() << OP_3 << OP_CHECKMULTISIG;
057a59e89d51 Support 3 new multisignature IsStandard transactions
Gavin Andresen <gavinandresen@gmail.com>
parents: 1596
diff changeset
1283 }