mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2025-02-07 13:27:13 +01:00
4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
363 lines
12 KiB
C++
363 lines
12 KiB
C++
//
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// ZipTest.cpp
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//
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// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "ZipTest.h"
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#include "Poco/Zip/SkipCallback.h"
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#include "Poco/Zip/ZipLocalFileHeader.h"
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#include "Poco/Zip/ZipArchive.h"
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#include "Poco/Zip/ZipStream.h"
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#include "Poco/Zip/Decompress.h"
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#include "Poco/Zip/ZipCommon.h"
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#include "Poco/StreamCopier.h"
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#include "Poco/File.h"
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#include "Poco/FileStream.h"
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#include "Poco/URI.h"
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#include "Poco/Path.h"
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#include "Poco/Delegate.h"
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#include "Poco/StreamCopier.h"
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#include "Poco/Environment.h"
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#include "CppUnit/TestCaller.h"
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#include "CppUnit/TestSuite.h"
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#undef min
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#include <algorithm>
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#include <iostream>
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#include <sstream>
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using namespace Poco::Zip;
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ZipTest::ZipTest(const std::string& name): CppUnit::TestCase(name)
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{
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}
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ZipTest::~ZipTest()
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{
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}
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void ZipTest::testSkipSingleFile()
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{
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std::string testFile = getTestFile("data", "test.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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SkipCallback skip;
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ZipLocalFileHeader hdr(inp, false, skip);
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assertTrue (ZipCommon::HS_FAT == hdr.getHostSystem());
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int major = hdr.getMajorVersionNumber();
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int POCO_UNUSED minor = hdr.getMinorVersionNumber();
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assertTrue (major <= 2);
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std::size_t hdrSize = hdr.getHeaderSize();
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assertTrue (hdrSize > 30);
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ZipCommon::CompressionMethod POCO_UNUSED cm = hdr.getCompressionMethod();
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assertTrue (!hdr.isEncrypted());
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Poco::DateTime aDate = hdr.lastModifiedAt();
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Poco::UInt64 POCO_UNUSED cS = hdr.getCompressedSize();
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Poco::UInt64 POCO_UNUSED uS = hdr.getUncompressedSize();
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const std::string& POCO_UNUSED fileName = hdr.getFileName();
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}
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void ZipTest::testCrcAndSizeAfterDataEncapsulated()
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{
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// touch empty.txt
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// zip -fd foo.zip empty.txt
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// zip -fd encapsulated.zip foo.zip
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std::string testFile = getTestFile("data", "encapsulated.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue(inp.good());
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ZipArchive arch(inp);
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ZipArchive::FileHeaders::const_iterator it = arch.findHeader("foo.zip");
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assertTrue(it != arch.headerEnd());
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inp.clear(); // inp eof(), should clear
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ZipInputStream zipin(inp, it->second);
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std::ostringstream out(std::ios::binary);
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Poco::StreamCopier::copyStream(zipin, out);
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std::string result = out.str();
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// sub zip
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std::istringstream istr(result);
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ZipArchive subArch(istr);
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it = subArch.findHeader("empty.txt");
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assertTrue(it != subArch.headerEnd());
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assertTrue(it->second.getCompressedSize() == 0);
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assertTrue(it->second.getUncompressedSize() == 0);
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}
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void ZipTest::testDecompressSingleFile()
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{
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std::string testFile = getTestFile("data", "test.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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ZipArchive arch(inp);
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ZipArchive::FileHeaders::const_iterator it = arch.findHeader("testfile.txt");
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assertTrue (it != arch.headerEnd());
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ZipInputStream zipin (inp, it->second);
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std::ostringstream out(std::ios::binary);
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Poco::StreamCopier::copyStream(zipin, out);
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assertTrue (!out.str().empty());
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}
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void ZipTest::testDecompressSingleFileInDir()
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{
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std::string testFile = getTestFile("data","test.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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ZipArchive arch(inp);
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ZipArchive::FileHeaders::const_iterator it = arch.findHeader("testdir/testfile.txt");
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assertTrue (it != arch.headerEnd());
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ZipInputStream zipin (inp, it->second);
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std::ostringstream out(std::ios::binary);
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Poco::StreamCopier::copyStream(zipin, out);
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assertTrue (!out.str().empty());
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}
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void ZipTest::testCrcAndSizeAfterData()
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{
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std::string testFile = getTestFile("data", "data.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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Decompress dec(inp, Poco::Path::temp());
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dec.EError += Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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dec.decompressAllFiles();
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dec.EError -= Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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assertTrue (_errCnt == 0);
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assertTrue (!dec.mapping().empty());
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}
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void ZipTest::testCrcAndSizeAfterDataWithArchive()
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{
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std::string testFile = getTestFile("data", "data.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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Poco::Zip::ZipArchive zip(inp);
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inp.clear();
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inp.seekg(0);
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Poco::Zip::ZipArchive::FileHeaders::const_iterator it = zip.headerBegin();
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for ( ; it!=zip.headerEnd(); ++it)
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{
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Poco::Zip::ZipInputStream zipis(inp,it->second);
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Poco::Path path(it->second.getFileName());
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if (path.isFile())
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{
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Poco::FileOutputStream os(Poco::Path::temp() + "test.dat");
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Poco::StreamCopier::copyStream(zipis,os);
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}
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}
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}
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std::string ZipTest::getTestFile(const std::string& directory, const std::string& file)
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{
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std::ostringstream ostr;
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ostr << directory << '/' << file;
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std::string validDir(ostr.str());
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Poco::Path pathPattern(validDir);
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if (Poco::File(pathPattern).exists())
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{
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return validDir;
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}
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ostr.str("");
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ostr << "/Zip/testsuite/" << directory << '/' << file;
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validDir = Poco::Environment::get("POCO_BASE") + ostr.str();
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pathPattern = validDir;
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if (!Poco::File(pathPattern).exists())
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{
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std::cout << "Can't find " << validDir << std::endl;
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throw Poco::NotFoundException("cannot locate directory containing valid Zip test files");
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}
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return validDir;
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}
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void ZipTest::testDecompress()
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{
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std::string testFile = getTestFile("data", "test.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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Decompress dec(inp, Poco::Path::temp());
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dec.EError += Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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dec.decompressAllFiles();
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dec.EError -= Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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assertTrue (_errCnt == 0);
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assertTrue (!dec.mapping().empty());
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}
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void ZipTest::testDecompressFlat()
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{
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std::string testFile = getTestFile("data", "test.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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Decompress dec(inp, Poco::Path::temp(), true);
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dec.EError += Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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dec.decompressAllFiles();
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dec.EError -= Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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assertTrue (_errCnt == 0);
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assertTrue (!dec.mapping().empty());
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}
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void ZipTest::testDecompressVuln()
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{
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std::string testFile = getTestFile("data", "vuln.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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Decompress dec(inp, Poco::Path::temp());
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dec.EError += Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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dec.decompressAllFiles();
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dec.EError -= Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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assertTrue (_errCnt == 1);
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assertTrue (dec.mapping().empty());
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}
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void ZipTest::testDecompressFlatVuln()
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{
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std::string testFile = getTestFile("data", "vuln.zip");
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Poco::FileInputStream inp(testFile);
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assertTrue (inp.good());
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Decompress dec(inp, Poco::Path::temp(), true);
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dec.EError += Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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dec.decompressAllFiles();
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dec.EError -= Poco::Delegate<ZipTest, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>>(this, &ZipTest::onDecompressError);
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assertTrue (_errCnt == 0);
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assertTrue (!dec.mapping().empty());
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}
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void ZipTest::verifyDataFile(const std::string& path, Poco::UInt64 size)
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{
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Poco::FileInputStream in(path);
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assertTrue ( ! in.fail() );
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Poco::Buffer<char> buffer1(MB);
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Poco::Buffer<char> buffer2(MB);
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for (int i = 0; size != 0; i++)
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{
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std::memset(buffer1.begin(), i, buffer1.size());
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std::memset(buffer2.begin(), 0, buffer2.size());
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Poco::UInt64 bytesToRead = std::min(size, static_cast<Poco::UInt64>(buffer2.size()));
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in.read(buffer2.begin(), bytesToRead);
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assertTrue (!in.fail() );
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assertTrue (std::memcmp(buffer1.begin(), buffer2.begin(), static_cast<std::size_t>(bytesToRead)) == 0);
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size -= bytesToRead;
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}
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char c;
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in.read(&c, 1);
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assertTrue ( in.eof() );
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}
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void ZipTest::testDecompressZip64()
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{
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std::map<std::string, Poco::UInt64> files;
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files[Poco::Path::temp() + "data1.bin"] = static_cast<Poco::UInt64>(KB)*4096+1;
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files[Poco::Path::temp() + "data2.bin"] = static_cast<Poco::UInt64>(KB)*16;
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files[Poco::Path::temp() + "data3.bin"] = static_cast<Poco::UInt64>(KB)*4096-1;
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for(std::map<std::string, Poco::UInt64>::const_iterator it = files.begin(); it != files.end(); it++)
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{
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Poco::File file(it->first);
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if(file.exists())
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file.remove();
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}
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Poco::FileInputStream in(Poco::Path::temp() + "zip64.zip");
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Decompress c(in, Poco::Path::temp());
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c.decompressAllFiles();
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for(std::map<std::string, Poco::UInt64>::const_iterator it = files.begin(); it != files.end(); it++)
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{
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verifyDataFile(it->first, it->second);
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}
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}
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void ZipTest::testValidPath()
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{
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assertTrue (ZipCommon::isValidPath("."));
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assertTrue (ZipCommon::isValidPath("file.txt"));
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assertTrue (ZipCommon::isValidPath(".file.txt"));
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assertTrue (ZipCommon::isValidPath("..file.txt"));
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assertTrue (ZipCommon::isValidPath("file.txt.."));
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assertTrue (ZipCommon::isValidPath(".file..txt"));
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assertTrue (ZipCommon::isValidPath("~file..txt"));
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assertTrue (ZipCommon::isValidPath("~file/~"));
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assertTrue (ZipCommon::isValidPath("dir/~"));
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assertTrue (ZipCommon::isValidPath("some"));
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assertTrue (ZipCommon::isValidPath("some/dir"));
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assertTrue (ZipCommon::isValidPath("some/dir/or/another"));
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assertTrue (ZipCommon::isValidPath("some/dir/./another"));
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assertTrue (ZipCommon::isValidPath("some/dir/or/another/file.txt"));
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assertTrue (ZipCommon::isValidPath("s~me\\d.r\\.or..\\an..her\\file.txt"));
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assertTrue (ZipCommon::isValidPath("some\\dir\\or\\another"));
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assertTrue (ZipCommon::isValidPath("some\\dir\\or\\another\\file.txt"));
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assertTrue (ZipCommon::isValidPath("s~me\\d.r/.or..\\an..her\\file.txt"));
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assertTrue (!ZipCommon::isValidPath("/../"));
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assertTrue (!ZipCommon::isValidPath("/"));
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assertTrue (!ZipCommon::isValidPath("\\..\\"));
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assertTrue (!ZipCommon::isValidPath("/..\\"));
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assertTrue (!ZipCommon::isValidPath("\\../"));
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assertTrue (!ZipCommon::isValidPath(".."));
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assertTrue (!ZipCommon::isValidPath("~/"));
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assertTrue (!ZipCommon::isValidPath("~/~"));
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assertTrue (!ZipCommon::isValidPath("/~"));
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assertTrue (!ZipCommon::isValidPath("/file.txt"));
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assertTrue (!ZipCommon::isValidPath("~/file.txt"));
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assertTrue (!ZipCommon::isValidPath("some/dir/or/../another/file.txt"));
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assertTrue (!ZipCommon::isValidPath("C:\\Windows\\system32"));
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}
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void ZipTest::onDecompressError(const void* pSender, std::pair<const Poco::Zip::ZipLocalFileHeader, const std::string>& info)
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{
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++_errCnt;
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}
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void ZipTest::setUp()
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{
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_errCnt = 0;
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}
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void ZipTest::tearDown()
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{
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}
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CppUnit::Test* ZipTest::suite()
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{
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CppUnit::TestSuite* pSuite = new CppUnit::TestSuite("ZipTest");
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CppUnit_addTest(pSuite, ZipTest, testSkipSingleFile);
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CppUnit_addTest(pSuite, ZipTest, testDecompressSingleFile);
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CppUnit_addTest(pSuite, ZipTest, testDecompressSingleFileInDir);
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CppUnit_addTest(pSuite, ZipTest, testDecompress);
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CppUnit_addTest(pSuite, ZipTest, testDecompressFlat);
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CppUnit_addTest(pSuite, ZipTest, testDecompressVuln);
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CppUnit_addTest(pSuite, ZipTest, testDecompressFlatVuln);
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CppUnit_addTest(pSuite, ZipTest, testCrcAndSizeAfterData);
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CppUnit_addTest(pSuite, ZipTest, testCrcAndSizeAfterDataWithArchive);
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CppUnit_addTest(pSuite, ZipTest, testCrcAndSizeAfterDataEncapsulated);
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CppUnit_addTest(pSuite, ZipTest, testDecompressZip64);
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CppUnit_addTest(pSuite, ZipTest, testValidPath);
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return pSuite;
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}
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