45 lines
2.3 KiB
C++
45 lines
2.3 KiB
C++
/*****************************************************************************
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* checkbrute Checksum Bruteforcing Tool
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* Copyright (C) 2020 Syping
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* This software is provided as-is, no warranties are given to you, we are not
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* responsible for anything with use of the software, you are self responsible.
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*****************************************************************************/
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#include <QDebug>
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#include <QTextStream>
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#include "brutethread.h"
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brutethread::brutethread(const QByteArray &fileContent, quint64 length, quint64 begin, QVector<checksum*> checksum_vector, QVector<QByteArray> checksums, bool strictMatch) : checksum_vector(checksum_vector), checksums(checksums), fileContent(fileContent), strictMatch(strictMatch), length(length), begin(begin) {}
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void brutethread::run()
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{
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quint64 size = fileContent.size();
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for (quint64 seek = 0; seek + length < size; seek++) {
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for (checksum *generator : checksum_vector) {
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const QByteArray content = fileContent.mid(seek, length);
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const QByteArray generatedHash = generator->generateChecksum(content);
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for (const QByteArray &hash : checksums) {
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if (!strictMatch && generatedHash.left(hash.length()) == hash) {
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QTextStream(stdout) << "MATCH: " << generator->formatName() << " Checksum " << hash << " Start " << begin+seek << " End " << begin+seek+length << Qt::endl;
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emit matched();
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}
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else if (strictMatch && generatedHash.length() == hash.length() && generatedHash == hash) {
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QTextStream(stdout) << "MATCH: " << generator->formatName() << " Checksum " << hash << " Start " << begin+seek << " End " << begin+seek+length << Qt::endl;
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emit matched();
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}
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}
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}
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}
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}
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