yacreader/compressed_archive/compressed_archive.cpp
Luis Ángel San Martín 5aa02a19bb clang-format
2021-10-18 21:56:52 +02:00

503 lines
21 KiB
C++

#include <QtCore>
#ifndef Q_OS_WIN
#include "libp7zip/CPP/Common/MyInitGuid.h"
#endif
#include "compressed_archive.h"
#include "extract_delegate.h"
#include <QLibrary>
#include <QFileInfo>
#include <QDebug>
#include <QCoreApplication>
#include "open_callbacks.h"
#include "extract_callbacks.h"
#include "7z_includes.h"
#ifdef Q_OS_WIN
#define _MY_WINAPI WINAPI
#else
#define _MY_WINAPI
#endif
typedef quint32(_MY_WINAPI *CreateObjectFunc)(const GUID *clsID, const GUID *interfaceID, void **outObject);
typedef quint32(_MY_WINAPI *GetMethodPropertyFunc)(quint32 index, PROPID propID, PROPVARIANT *value);
typedef quint32(_MY_WINAPI *GetNumberOfMethodsFunc)(quint32 *numMethods);
typedef quint32(_MY_WINAPI *GetNumberOfFormatsFunc)(quint32 *numFormats);
typedef quint32(_MY_WINAPI *GetHandlerPropertyFunc)(PROPID propID, PROPVARIANT *value);
typedef quint32(_MY_WINAPI *GetHandlerPropertyFunc2)(quint32 index, PROPID propID, PROPVARIANT *value);
typedef quint32(_MY_WINAPI *SetLargePageModeFunc)();
// DEFINE_GUID(CLSID_CFormat7z,0x23170F69, 0x40C1, 0x278A, 0x10, 0x00, 0x00, 0x01, 0x10, 0x07, 0x00, 0x00);
// DEFINE_GUID(IArchiveKK,0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x06, 0x00, 0x60, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormat7z, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x07, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatRar, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x03, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatRar5, 0X23170F69, 0x40C1, 0x278A, 0x10, 0x00, 0x00, 0x01, 0x10, 0xCC, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatZip, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x01, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatTar, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xee, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatArj, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x04, 0x00, 0x00);
// unused Formats
/*DEFINE_GUID(CLSID_CFormatBZip2, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x02, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatCab, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x08, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatChm, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xe9, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatCompound,0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xe5, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatCpio, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xed, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatDeb, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xec, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatGZip, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xef, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatIso, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xe7, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatLzh, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x06, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatLzma, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x0a, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatNsis, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x09, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatRpm, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xeb, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatSplit, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xea, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatWim, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0xe6, 0x00, 0x00);
DEFINE_GUID(CLSID_CFormatZ, 0x23170f69, 0x40c1, 0x278a, 0x10, 0x00, 0x00, 0x01, 0x10, 0x05, 0x00, 0x00);*/
#ifdef Q_OS_WIN
GUID _supportedFileFormats[] = { CLSID_CFormatRar, CLSID_CFormatZip, CLSID_CFormatTar, CLSID_CFormat7z, CLSID_CFormatArj, CLSID_CFormatRar5 };
#else
GUID _supportedFileFormats[] = { CLSID_CFormatZip, CLSID_CFormatTar, CLSID_CFormat7z, CLSID_CFormatArj };
#endif
std::vector<GUID> supportedFileFormats(_supportedFileFormats, _supportedFileFormats + sizeof(_supportedFileFormats) / sizeof(_supportedFileFormats[0]));
DEFINE_GUID(IID_InArchive, 0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x06, 0x00, 0x60, 0x00, 0x00);
DEFINE_GUID(IID_ISetCompressCodecsInfoX, 0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x04, 0x00, 0x61, 0x00, 0x00);
/*#ifdef Q_OS_UNIX
DEFINE_GUID(IID_IOutStream, 0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x03, 0x00, 0x04, 0x00, 0x00);
DEFINE_GUID(IID_IInStream, 0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x03, 0x00, 0x03, 0x00, 0x00);
DEFINE_GUID(IID_IStreamGetSize, 0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x03, 0x00, 0x06, 0x00, 0x00);
DEFINE_GUID(IID_ISequentialInStream, 0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x03, 0x00, 0x01, 0x00, 0x00);
#endif*/
struct SevenZipInterface {
CreateObjectFunc createObjectFunc;
GetMethodPropertyFunc getMethodPropertyFunc;
GetNumberOfMethodsFunc getNumberOfMethodsFunc;
GetNumberOfFormatsFunc getNumberOfFormatsFunc;
GetHandlerPropertyFunc getHandlerPropertyFunc;
GetHandlerPropertyFunc2 getHandlerPropertyFunc2;
SetLargePageModeFunc setLargePageModeFunc;
#ifdef Q_OS_UNIX
CreateObjectFunc createObjectFuncRar;
GetMethodPropertyFunc getMethodPropertyFuncRar;
GetNumberOfMethodsFunc getNumberOfMethodsFuncRar;
#endif
CMyComPtr<IInArchive> archive;
};
// SevenZipInterface * szInterface;
const unsigned char rar[7] = { static_cast<unsigned char>(0x52), static_cast<unsigned char>(0x61), static_cast<unsigned char>(0x72), static_cast<unsigned char>(0x21), static_cast<unsigned char>(0x1A), static_cast<unsigned char>(0x07), static_cast<unsigned char>(0x00) };
const unsigned char rar5[8] = { static_cast<unsigned char>(0x52), static_cast<unsigned char>(0x61), static_cast<unsigned char>(0x72), static_cast<unsigned char>(0x21), static_cast<unsigned char>(0x1A), static_cast<unsigned char>(0x07), static_cast<unsigned char>(0x01), static_cast<unsigned char>(0x00) };
const unsigned char zip[2] = { static_cast<unsigned char>(0x50), static_cast<unsigned char>(0x4B) };
const unsigned char sevenz[6] = { static_cast<unsigned char>(0x37), static_cast<unsigned char>(0x7A), static_cast<unsigned char>(0xBC), static_cast<unsigned char>(0xAF), static_cast<unsigned char>(0x27), static_cast<unsigned char>(0x1C) };
const unsigned char tar[6] = "ustar";
const unsigned char arj[2] = { static_cast<unsigned char>(0x60), static_cast<unsigned char>(0xEA) };
CompressedArchive::CompressedArchive(const QString &filePath, QObject *parent)
: QObject(parent), sevenzLib(0), valid(false), tools(false)
#ifdef Q_OS_UNIX
,
isRar(false)
#endif
{
szInterface = new SevenZipInterface;
// load functions
if (!loadFunctions())
return;
tools = true;
// load file
if (szInterface->createObjectFunc != 0) {
// QUuid CLSID_CFormat7z("23170f69-40c1-278a-1000-000110070000");
// se crea el objeto Archivo: formato,tipo,objeto
bool formatFound = false;
CInFileStream *fileSpec = new CInFileStream;
CMyComPtr<IInStream> file = fileSpec;
YCArchiveOpenCallback *openCallbackSpec = new YCArchiveOpenCallback;
CMyComPtr<IArchiveOpenCallback> openCallback = openCallbackSpec;
openCallbackSpec->PasswordIsDefined = false;
// openCallbackSpec->PasswordIsDefined = true;
// openCallbackSpec->Password = L"1";
// get file type from suffix
int i = -1;
QFile filex(filePath);
if (!filex.open(QIODevice::ReadOnly))
return;
QByteArray magicNumber = filex.read(8); // read first 8 bytes
// if (memcmp(magicNumber,rar5,8)==0)
// return; //rar5 is not supported
// qDebug() << memcmp(magicNumber,rar,7);
// TODO: this suffix matching is rather primitive - better approach?
#ifdef Q_OS_UNIX
if (memcmp(magicNumber, rar, 6) != 0) {
// match suffix to GUID list
if (memcmp(magicNumber, zip, 2) == 0)
i = 0;
else if (memcmp(magicNumber, sevenz, 6) == 0)
i = 2;
else if (memcmp(magicNumber, arj, 2) == 0)
i = 3;
else {
filex.seek(257);
magicNumber = filex.read(8);
if (memcmp(magicNumber, tar, 5) == 0)
i = 1;
}
if (i == -1) // fallback code
{
QFileInfo fileinfo(filePath);
if (fileinfo.suffix() == "zip" || fileinfo.suffix() == "cbz") {
i = 0;
} else {
return;
}
}
#else
if (memcmp(magicNumber, rar, 6) == 0)
if (memcmp(magicNumber, rar5, 7) == 0)
i = 5;
else
i = 0;
else if (memcmp(magicNumber, zip, 2) == 0)
i = 1;
else if (memcmp(magicNumber, sevenz, 6) == 0)
i = 3;
else if (memcmp(magicNumber, arj, 2) == 0)
i = 4;
else {
filex.seek(257);
magicNumber = filex.read(8);
if (memcmp(magicNumber, tar, 5) == 0)
i = 2;
}
if (i == -1) // fallback code
{
QFileInfo fileinfo(filePath);
if (fileinfo.suffix() == "zip" || fileinfo.suffix() == "cbz") {
i = 1;
} else {
return;
}
}
#endif
#ifdef UNICODE
if (!fileSpec->Open((LPCTSTR)filePath.toStdWString().c_str()))
#else
if (!fileSpec->Open((LPCTSTR)filePath.toStdString().c_str()))
#endif
{
qDebug() << "unable to load" + filePath;
return;
}
// GUID uuid = supportedFileFormats[i];
// qDebug() << "trying : " << uuid << endl;
if (szInterface->createObjectFunc(&supportedFileFormats[i], &IID_InArchive, (void **)&szInterface->archive) == S_OK) {
// qDebug() << "Can not open archive file : " + filePath << endl;
if (szInterface->archive->Open(file, 0, openCallback) == S_OK) {
valid = formatFound = true;
qDebug() << "Opened archive file : " + filePath << endl;
setupFilesNames();
return;
}
}
#ifdef Q_OS_WIN
if (!formatFound) {
qDebug() << "Can not open archive" << endl;
}
}
}
#else
} else {
// RAR in macos and unix
GUID clsidRar;
if (memcmp(magicNumber, rar5, 7) == 0) {
clsidRar = CLSID_CFormatRar5;
} else {
clsidRar = CLSID_CFormatRar;
}
isRar = true; // tell the destructor we *tried* to open a rar file!
if (szInterface->createObjectFunc(&clsidRar, &IID_InArchive, (void **)&szInterface->archive) != S_OK) {
qDebug() << "Error creating rar archive :" + filePath;
return;
}
CMyComPtr<ISetCompressCodecsInfo> codecsInfo;
if (szInterface->archive->QueryInterface(IID_ISetCompressCodecsInfoX, (void **)&codecsInfo) != S_OK) {
qDebug() << "Error getting rar codec :" + filePath;
return;
}
if (codecsInfo->SetCompressCodecsInfo(this) != S_OK) {
qDebug() << "Error setting rar codec";
return;
}
#ifdef UNICODE
if (!fileSpec->Open((LPCTSTR)filePath.toStdWString().c_str()))
#else
if (!fileSpec->Open((LPCTSTR)filePath.toStdString().c_str()))
#endif
{
qDebug() << "Error opening rar file :" + filePath;
return;
}
// qDebug() << "Can not open archive file : " + filePath << endl;
if (szInterface->archive->Open(file, 0, openCallback) == S_OK) {
valid = formatFound = true;
setupFilesNames();
// isRar = true;
}
}
}
}
#endif
CompressedArchive::~CompressedArchive()
{
// always close the archive!
if (szInterface->archive) {
szInterface->archive->Close();
}
#ifdef Q_OS_UNIX
if (isRar) // TODO: Memory leak!!!! If AddRef is not used, a crash occurs in "delete szInterface"
{
szInterface->archive->AddRef();
}
#endif
delete szInterface;
#ifdef Q_OS_UNIX
delete rarLib;
#endif
delete sevenzLib;
}
bool CompressedArchive::loadFunctions()
{
// LOAD library
// TODO check if this works in OSX (7z.so instead of 7z.dylib)
// fix1: try to load "7z.so"
// fix2: rename 7z.so to 7z.dylib
if (sevenzLib == 0) {
#if defined Q_OS_UNIX
#if defined Q_OS_MAC
rarLib = new QLibrary(QCoreApplication::applicationDirPath() + "/utils/Codecs/Rar");
#else
// check if a yacreader specific version of p7zip exists on the system
QFileInfo rarCodec(QString(LIBDIR) + "/yacreader/Codecs/Rar.so");
if (rarCodec.exists()) {
rarLib = new QLibrary(rarCodec.absoluteFilePath());
} else {
rarLib = new QLibrary(QString(LIBDIR) + "/p7zip/Codecs/Rar.so");
}
#endif
if (!rarLib->load()) {
qDebug() << "Error Loading Rar.so : " + rarLib->errorString() << endl;
QCoreApplication::exit(700); // TODO yacreader_global can't be used here, it is GUI dependant, YACReader::SevenZNotFound
return false;
}
#endif
#if defined Q_OS_UNIX && !defined Q_OS_MAC
QFileInfo sevenzlibrary(QString(LIBDIR) + "/yacreader/7z.so");
if (sevenzlibrary.exists()) {
sevenzLib = new QLibrary(sevenzlibrary.absoluteFilePath());
} else {
sevenzLib = new QLibrary(QString(LIBDIR) + "/p7zip/7z.so");
}
#else
sevenzLib = new QLibrary(QCoreApplication::applicationDirPath() + "/utils/7z");
#endif
}
if (!sevenzLib->load()) {
qDebug() << "Error Loading 7z.dll : " + sevenzLib->errorString() << endl;
QCoreApplication::exit(700); // TODO yacreader_global can't be used here, it is GUI dependant, YACReader::SevenZNotFound
return false;
} else {
qDebug() << "Loading functions" << endl;
if ((szInterface->createObjectFunc = (CreateObjectFunc)sevenzLib->resolve("CreateObject")) == 0)
qDebug() << "fail loading function : CreateObject" << endl;
if ((szInterface->getMethodPropertyFunc = (GetMethodPropertyFunc)sevenzLib->resolve("GetMethodProperty")) == 0)
qDebug() << "fail loading function : GetMethodProperty" << endl;
if ((szInterface->getNumberOfMethodsFunc = (GetNumberOfMethodsFunc)sevenzLib->resolve("GetNumberOfMethods")) == 0)
qDebug() << "fail loading function : GetNumberOfMethods" << endl;
if ((szInterface->getNumberOfFormatsFunc = (GetNumberOfFormatsFunc)sevenzLib->resolve("GetNumberOfFormats")) == 0)
qDebug() << "fail loading function : GetNumberOfFormats" << endl;
if ((szInterface->getHandlerPropertyFunc = (GetHandlerPropertyFunc)sevenzLib->resolve("GetHandlerProperty")) == 0)
qDebug() << "fail loading function : GetHandlerProperty" << endl;
if ((szInterface->getHandlerPropertyFunc2 = (GetHandlerPropertyFunc2)sevenzLib->resolve("GetHandlerProperty2")) == 0)
qDebug() << "fail loading function : GetHandlerProperty2" << endl;
if ((szInterface->setLargePageModeFunc = (SetLargePageModeFunc)sevenzLib->resolve("SetLargePageMode")) == 0)
qDebug() << "fail loading function : SetLargePageMode" << endl;
#ifdef Q_OS_UNIX
if ((szInterface->createObjectFuncRar = (CreateObjectFunc)rarLib->resolve("CreateObject")) == 0)
qDebug() << "fail loading function (rar) : CreateObject" << endl;
if ((szInterface->getMethodPropertyFuncRar = (GetMethodPropertyFunc)rarLib->resolve("GetMethodProperty")) == 0)
qDebug() << "fail loading function (rar) : GetMethodProperty" << endl;
if ((szInterface->getNumberOfMethodsFuncRar = (GetNumberOfMethodsFunc)rarLib->resolve("GetNumberOfMethods")) == 0)
qDebug() << "fail loading function (rar) : GetNumberOfMethods" << endl;
#endif
}
return true;
}
void CompressedArchive::setupFilesNames()
{
quint32 numItems = getNumEntries();
quint32 p = 0;
for (quint32 i = 0; i < numItems; i++) {
// Get name of file
NWindows::NCOM::CPropVariant prop;
szInterface->archive->GetProperty(i, kpidIsDir, &prop);
bool isDir;
if (prop.vt == VT_BOOL)
isDir = VARIANT_BOOLToBool(prop.boolVal);
else if (prop.vt == VT_EMPTY)
isDir = false;
if (!isDir) {
szInterface->archive->GetProperty(i, kpidPath, &prop);
UString s = prop.bstrVal;
const wchar_t *chars = s.operator const wchar_t *();
files.append(QString::fromWCharArray(chars));
offsets.append(i);
indexesToPages.insert(i, p);
p++;
}
}
}
QVector<quint32> CompressedArchive::translateIndexes(const QVector<quint32> &indexes)
{
QVector<quint32> translatedIndexes;
foreach (quint32 i, indexes) {
if (i < (quint32)offsets.length())
translatedIndexes.append(offsets.at(i));
}
return translatedIndexes;
}
QList<QString> CompressedArchive::getFileNames()
{
return files;
}
bool CompressedArchive::isValid()
{
return valid;
}
bool CompressedArchive::toolsLoaded()
{
return tools;
}
int CompressedArchive::getNumFiles()
{
return files.length();
}
int CompressedArchive::getNumEntries()
{
quint32 numItems = 0;
szInterface->archive->GetNumberOfItems(&numItems);
return numItems;
}
QList<QByteArray> CompressedArchive::getAllData(const QVector<quint32> &indexes, ExtractDelegate *delegate)
{
YCArchiveExtractCallback *extractCallbackSpec = new YCArchiveExtractCallback(indexesToPages, true, delegate);
CMyComPtr<IArchiveExtractCallback> extractCallback(extractCallbackSpec);
extractCallbackSpec->Init(szInterface->archive, L""); // second parameter is output folder path
extractCallbackSpec->PasswordIsDefined = false;
QVector<quint32> currentIndexes = translateIndexes(indexes);
HRESULT result;
if (indexes.isEmpty())
result = szInterface->archive->Extract(NULL, -1, false, extractCallback);
else
result = szInterface->archive->Extract(currentIndexes.data(), currentIndexes.count(), false, extractCallback);
if (result != S_OK) {
qDebug() << "Extract Error" << endl;
}
return extractCallbackSpec->allFiles;
}
QByteArray CompressedArchive::getRawDataAtIndex(int index)
{
if (index >= 0 && index < getNumFiles()) {
YCArchiveExtractCallback *extractCallbackSpec = new YCArchiveExtractCallback(indexesToPages);
CMyComPtr<IArchiveExtractCallback> extractCallback(extractCallbackSpec);
extractCallbackSpec->Init(szInterface->archive, L""); // second parameter is output folder path
extractCallbackSpec->PasswordIsDefined = false;
UInt32 indices[1];
if (index < offsets.length())
indices[0] = offsets.at(index);
else
indices[0] = index;
HRESULT result = szInterface->archive->Extract(indices, 1, false, extractCallback);
if (result != S_OK) {
qDebug() << "Extract Error" << endl;
}
return QByteArray((char *)extractCallbackSpec->data, extractCallbackSpec->newFileSize);
}
return QByteArray();
}
#ifdef Q_OS_UNIX
STDMETHODIMP CompressedArchive::GetNumMethods(UInt32 * numMethods)
{
return szInterface->getNumberOfMethodsFuncRar(numMethods);
}
STDMETHODIMP CompressedArchive::GetProperty(UInt32 index, PROPID propID, PROPVARIANT * value)
{
return szInterface->getMethodPropertyFuncRar(index, propID, value);
}
int i = 0;
STDMETHODIMP CompressedArchive::CreateDecoder(UInt32 index, const GUID *interfaceID, void **coder)
{
NCOM::CPropVariant propVariant;
szInterface->getMethodPropertyFuncRar(index, NMethodPropID::kDecoder, &propVariant);
return szInterface->createObjectFuncRar((const GUID *)propVariant.bstrVal, interfaceID, coder);
}
STDMETHODIMP CompressedArchive::CreateEncoder(UInt32 index, const GUID *interfaceID, void **coder)
{
return S_OK; // szInterface->createObjectFuncRar(&CLSID_CFormatRar,interfaceID,coder);
}
#endif