private static bool CompareAltHash(RvFile dbFile, RvFile testFile) { Debug.WriteLine("ComparingAlt Dat File " + dbFile.TreeFullName); Debug.WriteLine("ComparingAlt File " + testFile.TreeFullName); if (!FileHeaderReader.FileHeaderReader.AltHeaderFile(testFile.HeaderFileType)) { return(false); } if (dbFile.HeaderFileType != testFile.HeaderFileType) { return(false); } bool testFound = false; int retv; if (dbFile.Size != null && testFile.AltSize != null) { retv = ULong.iCompare(dbFile.Size, testFile.AltSize); if (retv != 0) { return(false); } } if (dbFile.CRC != null && testFile.AltCRC != null) { testFound = true; retv = ArrByte.ICompare(dbFile.CRC, testFile.AltCRC); if (retv != 0) { return(false); } } if (dbFile.SHA1 != null && testFile.AltSHA1 != null) { testFound = true; retv = ArrByte.ICompare(dbFile.SHA1, testFile.AltSHA1); if (retv != 0) { return(false); } } if (dbFile.MD5 != null && testFile.AltMD5 != null) { testFound = true; retv = ArrByte.ICompare(dbFile.MD5, testFile.AltMD5); if (retv != 0) { return(false); } } return(testFound); }
private static bool CompareHash(RvFile dbFile, RvFile testFile) { //Debug.WriteLine("Comparing Dat File " + dbFile.TreeFullName); //Debug.WriteLine("Comparing File " + testFile.TreeFullName); bool testFound = false; int retv; if (dbFile.Size != null && testFile.Size != null) { retv = ULong.iCompare(dbFile.Size, testFile.Size); if (retv != 0) { return(false); } //special zero size test case, if the dat size is 0 and the testfile size is 0 //and there are no other hash values in the dat, then assume it is a match. if (testFile.Size == 0 && dbFile.CRC == null && dbFile.SHA1 == null && dbFile.MD5 == null) { return(true); } } if (dbFile.CRC != null && testFile.CRC != null) { testFound = true; retv = ArrByte.ICompare(dbFile.CRC, testFile.CRC); if (retv != 0) { return(false); } } if (dbFile.SHA1 != null && testFile.SHA1 != null) { testFound = true; retv = ArrByte.ICompare(dbFile.SHA1, testFile.SHA1); if (retv != 0) { return(false); } } if (dbFile.MD5 != null && testFile.MD5 != null) { testFound = true; retv = ArrByte.ICompare(dbFile.MD5, testFile.MD5); if (retv != 0) { return(false); } } return(testFound); }
private static int RomSortCRCSizeFunc(RvFile a, RvFile b) { int retv = ArrByte.iCompare(a.CRC, b.CRC); if (retv == 0) { retv = ULong.iCompare(a.Size, b.Size); } return(retv); }
private static bool FullCompare(RvBase var1, RvBase var2) { int retv = DBHelper.CompareName(var1, var2); if (retv != 0) { return(false); } FileType v1 = var1.FileType; FileType v2 = var2.FileType; retv = Math.Sign(v1.CompareTo(v2)); if (retv != 0) { return(false); } // filetypes are now know to be the same // Dir's and Zip's are not deep scanned so matching here is done if ((v1 == FileType.Dir) || (v1 == FileType.Zip)) { return(true); } RvFile f1 = (RvFile)var1; RvFile f2 = (RvFile)var2; if (f1.Size != null && f2.Size != null) { retv = ULong.iCompare(f1.Size, f2.Size); if (retv != 0) { return(false); } } if (f1.CRC != null && f2.CRC != null) { retv = ArrByte.iCompare(f1.CRC, f2.CRC); if (retv != 0) { return(false); } } if (f1.SHA1 != null && f2.SHA1 != null) { retv = ArrByte.iCompare(f1.SHA1, f2.SHA1); if (retv != 0) { return(false); } } if (f1.MD5 != null && f2.MD5 != null) { retv = ArrByte.iCompare(f1.MD5, f2.MD5); if (retv != 0) { return(false); } } if (f1.SHA1CHD != null && f2.SHA1CHD != null) { retv = ArrByte.iCompare(f1.SHA1CHD, f2.SHA1CHD); if (retv != 0) { return(false); } } if (f1.MD5CHD != null && f2.MD5CHD != null) { retv = ArrByte.iCompare(f1.MD5CHD, f2.MD5CHD); if (retv != 0) { return(false); } } return(true); }
private static bool FullCompare(RvBase dbFile, RvBase testFile, bool secondPass, string fullDir = "", eScanLevel sLevel = eScanLevel.Level3) { Debug.WriteLine("Comparing Dat File " + dbFile.TreeFullName); Debug.WriteLine("Comparing File " + testFile.TreeFullName); int retv = DBHelper.CompareName(dbFile, testFile); if (retv != 0) { return(false); } FileType dbfileType = dbFile.FileType; FileType dbtestFile = testFile.FileType; retv = Math.Sign(dbfileType.CompareTo(dbtestFile)); if (retv != 0) { return(false); } // filetypes are now know to be the same // Dir's and Zip's are not deep scanned so matching here is done if ((dbfileType == FileType.Dir) || (dbfileType == FileType.Zip)) { return(true); } RvFile dbFileF = (RvFile)dbFile; RvFile testFileF = (RvFile)testFile; if (dbFileF.Size != null && testFileF.Size != null) { retv = ULong.iCompare(dbFileF.Size, testFileF.Size); if (retv != 0) { return(false); } } if (dbFileF.CRC != null && testFileF.CRC != null) { retv = ArrByte.iCompare(dbFileF.CRC, testFileF.CRC); if (retv != 0) { return(false); } } if (dbFileF.SHA1 != null && testFileF.SHA1 != null) { retv = ArrByte.iCompare(dbFileF.SHA1, testFileF.SHA1); if (retv != 0) { return(false); } } if (dbFileF.MD5 != null && testFileF.MD5 != null) { retv = ArrByte.iCompare(dbFileF.MD5, testFileF.MD5); if (retv != 0) { return(false); } } if (dbFileF.SHA1CHD != null && testFileF.SHA1CHD != null) { retv = ArrByte.iCompare(dbFileF.SHA1CHD, testFileF.SHA1CHD); if (retv != 0) { return(false); } } if (dbFileF.MD5CHD != null && testFileF.MD5CHD != null) { retv = ArrByte.iCompare(dbFileF.MD5CHD, testFileF.MD5CHD); if (retv != 0) { return(false); } } // beyond here we only test files if (dbtestFile != FileType.File) { return(true); } // if scanning at level 3 then we have already deep checked the file so all is OK. if (sLevel == eScanLevel.Level3) { return(true); } // if we got this far then everything we have so far has matched, but that may not be enough. // now we see if we need to get any more info and try again. // if the file stamps do not match or the file in the DB we are comparing with has not been deep scanned // and the file we are scanning has not already been deep scanned, then we need to do a deep scan, and check the deep scan values // files are always deep scanned, so the test for IsDeepScanned(dbFileF) is probably not really needed here. if ((dbFileF.TimeStamp != testFileF.TimeStamp || !IsDeepScanned(dbFileF)) && !IsDeepScanned(testFileF)) { if (!secondPass) { return(false); } DeepScanFile(fullDir, testFileF); if (dbFileF.CRC != null && testFileF.CRC != null) { retv = ArrByte.iCompare(dbFileF.CRC, testFileF.CRC); if (retv != 0) { return(false); } } if (dbFileF.SHA1 != null && testFileF.SHA1 != null) { retv = ArrByte.iCompare(dbFileF.SHA1, testFileF.SHA1); if (retv != 0) { return(false); } } if (dbFileF.MD5 != null && testFileF.MD5 != null) { retv = ArrByte.iCompare(dbFileF.MD5, testFileF.MD5); if (retv != 0) { return(false); } } } // CHDman test, if we are only scanning at level 1 then don't do CHDman test so we are done. if (sLevel == eScanLevel.Level1) { return(true); } if ((dbFileF.TimeStamp != testFileF.TimeStamp || (!IschdmanScanned(dbFileF)) && !IschdmanScanned(testFileF))) { ChdManCheck(fullDir, testFileF); } return(true); }