2 * rcracki_mt is a multithreaded implementation and fork of the original
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5 * Copyright (C) Zhu Shuanglei <shuanglei@hotmail.com>
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6 * Copyright Martin Westergaard Jørgensen <martinwj2005@gmail.com>
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7 * Copyright 2009, 2010 Daniël Niggebrugge <niggebrugge@fox-it.com>
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8 * Copyright 2009, 2010 James Nobis <frt@quelrod.net>
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9 * Copyright 2010 Yngve AAdlandsvik
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11 * This file is part of rcracki_mt.
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13 * rcracki_mt is free software: you can redistribute it and/or modify
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14 * it under the terms of the GNU General Public License as published by
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15 * the Free Software Foundation, either version 2 of the License, or
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16 * (at your option) any later version.
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18 * rcracki_mt is distributed in the hope that it will be useful,
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19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 * GNU General Public License for more details.
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23 * You should have received a copy of the GNU General Public License
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24 * along with rcracki_mt. If not, see <http://www.gnu.org/licenses/>.
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27 #if defined(_WIN32) && !defined(__GNUC__)
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28 #pragma warning(disable : 4786 4267 4018)
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31 #include "ChainWalkContext.h"
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35 //////////////////////////////////////////////////////////////////////
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37 string CChainWalkContext::m_sHashRoutineName;
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38 HASHROUTINE CChainWalkContext::m_pHashRoutine;
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39 int CChainWalkContext::m_nHashLen;
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40 int CChainWalkContext::m_nPlainLenMinTotal = 0;
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41 int CChainWalkContext::m_nPlainLenMaxTotal = 0;
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42 int CChainWalkContext::m_nHybridCharset = 0;
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43 bool CChainWalkContext::isOldRtFormat = false;
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44 bool CChainWalkContext::isRti2RtFormat = false;
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45 vector<stCharset> CChainWalkContext::m_vCharset;
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46 uint64 CChainWalkContext::m_nPlainSpaceUpToX[MAX_PLAIN_LEN + 1];
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47 uint64 CChainWalkContext::m_nPlainSpaceTotal;
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48 unsigned char CChainWalkContext::m_Salt[MAX_SALT_LEN];
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49 int CChainWalkContext::m_nSaltLen = 0;
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50 int CChainWalkContext::m_nRainbowTableIndex;
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51 uint64 CChainWalkContext::m_nReduceOffset;
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53 //////////////////////////////////////////////////////////////////////
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55 CChainWalkContext::CChainWalkContext()
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59 CChainWalkContext::~CChainWalkContext()
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63 bool CChainWalkContext::LoadCharset(string sName)
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66 if (sName == "byte")
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70 for (i = 0x00; i <= 0xff; i++)
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71 tCharset.m_PlainCharset[i] = (unsigned char) i;
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72 tCharset.m_nPlainCharsetLen = 256;
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73 tCharset.m_sPlainCharsetName = sName;
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74 tCharset.m_sPlainCharsetContent = "0x00, 0x01, ... 0xff";
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75 m_vCharset.push_back(tCharset);
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78 if(sName.substr(0, 6) == "hybrid") // Hybrid charset consisting of 2 charsets
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79 m_nHybridCharset = 1;
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81 m_nHybridCharset = 0;
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83 bool readCharset = false;
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84 vector<string> vLine;
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86 if ( ReadLinesFromFile("charset.txt", vLine) )
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88 else if ( ReadLinesFromFile(GetApplicationPath() + "charset.txt", vLine) )
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94 for (i = 0; i < vLine.size(); i++)
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97 if (vLine[i][0] == '#')
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100 vector<string> vPart;
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101 if (SeperateString(vLine[i], "=", vPart))
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104 string sCharsetName = TrimString(vPart[0]);
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105 if (sCharsetName == "")
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108 // sCharsetName charset check
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109 bool fCharsetNameCheckPass = true;
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111 for (j = 0; j < sCharsetName.size(); j++)
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113 if ( !isalpha(sCharsetName[j])
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114 && !isdigit(sCharsetName[j])
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115 && (sCharsetName[j] != '-'))
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117 fCharsetNameCheckPass = false;
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121 if (!fCharsetNameCheckPass)
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123 printf("invalid charset name %s in charset configuration file\n", sCharsetName.c_str());
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128 string sCharsetContent = TrimString(vPart[1]);
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129 if (sCharsetContent == "" || sCharsetContent == "[]")
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131 if (sCharsetContent[0] != '[' || sCharsetContent[sCharsetContent.size() - 1] != ']')
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133 printf("invalid charset content %s in charset configuration file\n", sCharsetContent.c_str());
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136 sCharsetContent = sCharsetContent.substr(1, sCharsetContent.size() - 2);
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137 if (sCharsetContent.size() > 256)
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139 printf("charset content %s too long\n", sCharsetContent.c_str());
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143 //printf("%s = [%s]\n", sCharsetName.c_str(), sCharsetContent.c_str());
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145 // Is it the wanted charset?
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146 if(m_nHybridCharset == 1)
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148 vector<tCharset> vCharsets;
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149 GetHybridCharsets(sName, vCharsets);
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150 if(sCharsetName == vCharsets[m_vCharset.size()].sName)
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152 stCharset tCharset;
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153 tCharset.m_nPlainCharsetLen = sCharsetContent.size();
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154 memcpy(tCharset.m_PlainCharset, sCharsetContent.c_str(), tCharset.m_nPlainCharsetLen);
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155 tCharset.m_sPlainCharsetName = sCharsetName;
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156 tCharset.m_sPlainCharsetContent = sCharsetContent;
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157 tCharset.m_nPlainLenMin = vCharsets[m_vCharset.size()].nPlainLenMin;
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158 tCharset.m_nPlainLenMax = vCharsets[m_vCharset.size()].nPlainLenMax;
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159 m_vCharset.push_back(tCharset);
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160 if(vCharsets.size() == m_vCharset.size())
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162 i = 0; // Start the lookup over again for the next charset
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165 else if (sCharsetName == sName)
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167 stCharset tCharset;
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168 tCharset.m_nPlainCharsetLen = sCharsetContent.size();
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169 memcpy(tCharset.m_PlainCharset, sCharsetContent.c_str(), tCharset.m_nPlainCharsetLen);
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170 tCharset.m_sPlainCharsetName = sCharsetName;
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171 tCharset.m_sPlainCharsetContent = sCharsetContent;
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172 m_vCharset.push_back(tCharset);
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177 printf("charset %s not found in charset.txt\n", sName.c_str());
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180 printf("can't open charset configuration file\n");
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184 //////////////////////////////////////////////////////////////////////
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186 bool CChainWalkContext::SetHashRoutine(string sHashRoutineName)
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189 hr.GetHashRoutine(sHashRoutineName, m_pHashRoutine, m_nHashLen);
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190 if (m_pHashRoutine != NULL)
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192 m_sHashRoutineName = sHashRoutineName;
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199 bool CChainWalkContext::SetPlainCharset(string sCharsetName, int nPlainLenMin, int nPlainLenMax)
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201 // m_PlainCharset, m_nPlainCharsetLen, m_sPlainCharsetName, m_sPlainCharsetContent
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202 if (!LoadCharset(sCharsetName))
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205 if(m_vCharset.size() == 1) // Not hybrid charset
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207 // m_nPlainLenMin, m_nPlainLenMax
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208 if (nPlainLenMin < 1 || nPlainLenMax > MAX_PLAIN_LEN || nPlainLenMin > nPlainLenMax)
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210 printf("invalid plaintext length range: %d - %d\n", nPlainLenMin, nPlainLenMax);
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213 m_vCharset[0].m_nPlainLenMin = nPlainLenMin;
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214 m_vCharset[0].m_nPlainLenMax = nPlainLenMax;
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216 // m_nPlainSpaceUpToX
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217 m_nPlainSpaceUpToX[0] = 0;
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218 m_nPlainLenMaxTotal = 0;
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219 m_nPlainLenMinTotal = 0;
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222 for(j = 0; j < m_vCharset.size(); j++)
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225 m_nPlainLenMaxTotal += m_vCharset[j].m_nPlainLenMax;
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226 m_nPlainLenMinTotal += m_vCharset[j].m_nPlainLenMin;
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227 for (i = 1; i <= m_vCharset[j].m_nPlainLenMax; i++)
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229 nTemp *= m_vCharset[j].m_nPlainCharsetLen;
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230 if (i < m_vCharset[j].m_nPlainLenMin)
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231 m_nPlainSpaceUpToX[k] = 0;
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233 m_nPlainSpaceUpToX[k] = m_nPlainSpaceUpToX[k - 1] + nTemp;
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237 // m_nPlainSpaceTotal
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238 m_nPlainSpaceTotal = m_nPlainSpaceUpToX[m_nPlainLenMaxTotal];
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243 bool CChainWalkContext::SetRainbowTableIndex(int nRainbowTableIndex)
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245 if (nRainbowTableIndex < 0)
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247 m_nRainbowTableIndex = nRainbowTableIndex;
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248 m_nReduceOffset = 65536 * nRainbowTableIndex;
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253 bool CChainWalkContext::SetSalt(unsigned char *Salt, int nSaltLength)
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255 memcpy(&m_Salt[0], Salt, nSaltLength);
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257 m_nSaltLen = nSaltLength;
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258 // m_sSalt = sSalt;
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262 bool CChainWalkContext::SetupWithPathName(string sPathName, int& nRainbowChainLen, int& nRainbowChainCount)
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264 // something like lm_alpha#1-7_0_100x16_test.rt
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267 string::size_type nIndex = sPathName.find_last_of('\\');
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269 string::size_type nIndex = sPathName.find_last_of('/');
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271 if (nIndex != string::npos)
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272 sPathName = sPathName.substr(nIndex + 1);
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274 if (sPathName.size() < 3)
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276 printf("%s is not a rainbow table\n", sPathName.c_str());
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279 if (sPathName.substr(sPathName.size() - 5) == ".rti2")
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281 isRti2RtFormat = true;
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283 else if (sPathName.substr(sPathName.size() - 4) == ".rti")
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285 isOldRtFormat = false;
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287 else if (sPathName.substr(sPathName.size() - 3) == ".rt")
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289 isOldRtFormat = true;
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293 printf("%s is not a rainbow table\n", sPathName.c_str());
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298 vector<string> vPart;
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299 if (!SeperateString(sPathName, "___x_", vPart))
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301 printf("filename %s not identified\n", sPathName.c_str());
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305 string sHashRoutineName = vPart[0];
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306 int nRainbowTableIndex = atoi(vPart[2].c_str());
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307 nRainbowChainLen = atoi(vPart[3].c_str());
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308 nRainbowChainCount = atoi(vPart[4].c_str());
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310 // Parse charset definition
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311 string sCharsetDefinition = vPart[1];
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312 string sCharsetName;
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313 int nPlainLenMin = 0, nPlainLenMax = 0;
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315 // printf("Charset: %s", sCharsetDefinition.c_str());
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317 if(sCharsetDefinition.substr(0, 6) == "hybrid") // Hybrid table
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319 sCharsetName = sCharsetDefinition;
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323 if ( sCharsetDefinition.find('#') == string::npos ) // For backward compatibility, "#1-7" is implied
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325 sCharsetName = sCharsetDefinition;
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331 vector<string> vCharsetDefinitionPart;
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332 if (!SeperateString(sCharsetDefinition, "#-", vCharsetDefinitionPart))
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334 printf("filename %s not identified\n", sPathName.c_str());
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339 sCharsetName = vCharsetDefinitionPart[0];
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340 nPlainLenMin = atoi(vCharsetDefinitionPart[1].c_str());
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341 nPlainLenMax = atoi(vCharsetDefinitionPart[2].c_str());
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346 if (!SetHashRoutine(sHashRoutineName))
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348 printf("hash routine %s not supported\n", sHashRoutineName.c_str());
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351 if (!SetPlainCharset(sCharsetName, nPlainLenMin, nPlainLenMax))
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353 if (!SetRainbowTableIndex(nRainbowTableIndex))
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355 printf("invalid rainbow table index %d\n", nRainbowTableIndex);
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358 m_nPlainSpaceTotal = m_nPlainSpaceUpToX[m_nPlainLenMaxTotal];
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362 string CChainWalkContext::GetHashRoutineName()
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364 return m_sHashRoutineName;
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367 int CChainWalkContext::GetHashLen()
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372 string CChainWalkContext::GetPlainCharsetName()
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374 return m_vCharset[0].m_sPlainCharsetName;
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377 string CChainWalkContext::GetPlainCharsetContent()
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379 return m_vCharset[0].m_sPlainCharsetContent;
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382 int CChainWalkContext::GetPlainLenMin()
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384 return m_vCharset[0].m_nPlainLenMin;
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387 int CChainWalkContext::GetPlainLenMax()
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389 return m_vCharset[0].m_nPlainLenMax;
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392 uint64 CChainWalkContext::GetPlainSpaceTotal()
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394 return m_nPlainSpaceTotal;
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397 int CChainWalkContext::GetRainbowTableIndex()
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399 return m_nRainbowTableIndex;
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402 void CChainWalkContext::Dump()
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404 printf("hash routine: %s\n", m_sHashRoutineName.c_str());
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405 printf("hash length: %d\n", m_nHashLen);
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407 printf("plain charset: ");
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409 for (i = 0; i < m_vCharset[0].m_nPlainCharsetLen; i++)
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411 if (isprint(m_vCharset[0].m_PlainCharset[i]))
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412 printf("%c", m_vCharset[0].m_PlainCharset[i]);
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418 printf("plain charset in hex: ");
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419 for (i = 0; i < m_vCharset[0].m_nPlainCharsetLen; i++)
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420 printf("%02x ", m_vCharset[0].m_PlainCharset[i]);
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423 printf("plain length range: %d - %d\n", m_vCharset[0].m_nPlainLenMin, m_vCharset[0].m_nPlainLenMax);
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424 printf("plain charset name: %s\n", m_vCharset[0].m_sPlainCharsetName.c_str());
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425 //printf("plain charset content: %s\n", m_sPlainCharsetContent.c_str());
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426 //for (i = 0; i <= m_nPlainLenMax; i++)
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427 // printf("plain space up to %d: %s\n", i, uint64tostr(m_nPlainSpaceUpToX[i]).c_str());
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428 printf("plain space total: %s\n", uint64tostr(m_nPlainSpaceTotal).c_str());
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430 printf("rainbow table index: %d\n", m_nRainbowTableIndex);
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431 printf("reduce offset: %s\n", uint64tostr(m_nReduceOffset).c_str());
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435 void CChainWalkContext::SetIndex(uint64 nIndex)
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440 void CChainWalkContext::SetHash(unsigned char* pHash)
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442 memcpy(m_Hash, pHash, m_nHashLen);
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445 void CChainWalkContext::IndexToPlain()
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450 for (i = m_nPlainLenMaxTotal - 1; i >= m_nPlainLenMinTotal - 1; i--)
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452 if (m_nIndex >= m_nPlainSpaceUpToX[i])
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454 m_nPlainLen = i + 1;
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459 // this is an optimized version of the above
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461 for (i = m_nPlainLenMaxTotal - 1; i >= m_nPlainLenMinTotal - 1
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462 && m_nIndex < m_nPlainSpaceUpToX[i]; i--)
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465 m_nPlainLen = i + 1;
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468 if(m_nPlainLen == 0)
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469 m_nPlainLen = m_nPlainLenMinTotal;
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470 uint64 nIndexOfX = m_nIndex - m_nPlainSpaceUpToX[m_nPlainLen - 1];
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472 // this is the generic code for non x86/x86_64 platforms
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473 #if !defined(_M_X64) && !defined(_M_IX86) && !defined(__i386__) && !defined(__x86_64__)
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475 // generic version (slow for non 64-bit platforms and gcc < 4.5.x)
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476 for (i = m_nPlainLen - 1; i >= 0; i--)
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478 int nCharsetLen = 0;
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479 for(UINT4 j = 0; j < m_vCharset.size(); j++)
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481 nCharsetLen += m_vCharset[j].m_nPlainLenMax;
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482 if(i < nCharsetLen) // We found the correct charset
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484 m_Plain[i] = m_vCharset[j].m_PlainCharset[nIndexOfX % m_vCharset[j].m_nPlainCharsetLen];
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485 nIndexOfX /= m_vCharset[j].m_nPlainCharsetLen;
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491 #elif defined(_M_X64) || defined(_M_IX86) || defined(__i386__) || defined(__x86_64__)
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493 // Fast ia32 version
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494 for (i = m_nPlainLen - 1; i >= 0; i--)
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496 // 0x100000000 = 2^32
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498 if (nIndexOfX < 0x100000000I64)
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501 if (nIndexOfX < 0x100000000llu)
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505 int nCharsetLen = 0;
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506 for(UINT4 j = 0; j < m_vCharset.size(); j++)
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508 nCharsetLen += m_vCharset[j].m_nPlainLenMax;
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509 if(i < nCharsetLen) // We found the correct charset
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511 m_Plain[i] = m_vCharset[j].m_PlainCharset[nIndexOfX % m_vCharset[j].m_nPlainCharsetLen];
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512 nIndexOfX /= m_vCharset[j].m_nPlainCharsetLen;
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518 UINT4 nIndexOfX32 = (UINT4)nIndexOfX;
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519 for (; i >= 0; i--)
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521 int nCharsetLen = 0;
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522 for(UINT4 j = 0; j < m_vCharset.size(); j++)
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524 nCharsetLen += m_vCharset[j].m_nPlainLenMax;
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525 if(i < nCharsetLen) // We found the correct charset
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528 // m_Plain[i] = m_vCharset[j].m_PlainCharset[nIndexOfX32 % m_vCharset[j].m_nPlainCharsetLen];
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529 // nIndexOfX32 /= m_vCharset[j].m_nPlainCharsetLen;
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532 // moving nPlainCharsetLen into the asm body and avoiding the extra temp
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533 // variable results in a performance gain
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534 // unsigned int nPlainCharsetLen = m_vCharset[j].m_nPlainCharsetLen;
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535 unsigned int nTemp;
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537 #if defined(_WIN32) && !defined(__GNUC__)
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539 // VC++ still needs this
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540 unsigned int nPlainCharsetLen = m_vCharset[j].m_nPlainCharsetLen;
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544 mov eax, nIndexOfX32
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546 div nPlainCharsetLen
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547 mov nIndexOfX32, eax
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550 m_Plain[i] = m_vCharset[j].m_PlainCharset[nTemp];
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552 __asm__ __volatile__ ( "mov %2, %%eax;"
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553 "xor %%edx, %%edx;"
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557 : "=m"(nIndexOfX32), "=m"(nTemp)
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558 : "m"(nIndexOfX32), "m"(m_vCharset[j].m_nPlainCharsetLen)
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561 m_Plain[i] = m_vCharset[j].m_PlainCharset[nTemp];
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570 void CChainWalkContext::PlainToHash()
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572 m_pHashRoutine(m_Plain, m_nPlainLen, m_Hash);
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575 void CChainWalkContext::HashToIndex(int nPos)
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577 m_nIndex = (*(uint64*)m_Hash + m_nReduceOffset + nPos) % m_nPlainSpaceTotal;
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580 uint64 CChainWalkContext::GetIndex()
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584 const uint64 *CChainWalkContext::GetIndexPtr()
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589 string CChainWalkContext::GetPlain()
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593 for (i = 0; i < m_nPlainLen; i++)
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595 char c = m_Plain[i];
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602 string CChainWalkContext::GetBinary()
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604 return HexToStr(m_Plain, m_nPlainLen);
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607 string CChainWalkContext::GetHash()
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609 return HexToStr(m_Hash, m_nHashLen);
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612 bool CChainWalkContext::CheckHash(unsigned char* pHash)
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614 if (memcmp(m_Hash, pHash, m_nHashLen) == 0)
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620 bool CChainWalkContext::isOldFormat()
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622 return isOldRtFormat;
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625 bool CChainWalkContext::isRti2Format()
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627 return isRti2RtFormat;
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