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Diffstat (limited to 'depends/quazip/quazipfile.cpp')
| -rw-r--r-- | depends/quazip/quazipfile.cpp | 488 |
1 files changed, 0 insertions, 488 deletions
diff --git a/depends/quazip/quazipfile.cpp b/depends/quazip/quazipfile.cpp deleted file mode 100644 index 323f815e..00000000 --- a/depends/quazip/quazipfile.cpp +++ /dev/null @@ -1,488 +0,0 @@ -/* -Copyright (C) 2005-2011 Sergey A. Tachenov - -This program is free software; you can redistribute it and/or modify it -under the terms of the GNU Lesser General Public License as published by -the Free Software Foundation; either version 2 of the License, or (at -your option) any later version. - -This program is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser -General Public License for more details. - -You should have received a copy of the GNU Lesser General Public License -along with this program; if not, write to the Free Software Foundation, -Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - -See COPYING file for the full LGPL text. - -Original ZIP package is copyrighted by Gilles Vollant, see -quazip/(un)zip.h files for details, basically it's zlib license. - **/ - -#include "quazipfile.h" - -using namespace std; - -/// The implementation class for QuaZip. -/** -\internal - -This class contains all the private stuff for the QuaZipFile class, thus -allowing to preserve binary compatibility between releases, the -technique known as the Pimpl (private implementation) idiom. -*/ -class QuaZipFilePrivate { - friend class QuaZipFile; - private: - /// The pointer to the associated QuaZipFile instance. - QuaZipFile *q; - /// The QuaZip object to work with. - QuaZip *zip; - /// The file name. - QString fileName; - /// Case sensitivity mode. - QuaZip::CaseSensitivity caseSensitivity; - /// Whether this file is opened in the raw mode. - bool raw; - /// Write position to keep track of. - /** - QIODevice::pos() is broken for non-seekable devices, so we need - our own position. - */ - qint64 writePos; - /// Uncompressed size to write along with a raw file. - ulong uncompressedSize; - /// CRC to write along with a raw file. - quint32 crc; - /// Whether \ref zip points to an internal QuaZip instance. - /** - This is true if the archive was opened by name, rather than by - supplying an existing QuaZip instance. - */ - bool internal; - /// The last error. - int zipError; - /// Resets \ref zipError. - inline void resetZipError() const {setZipError(UNZ_OK);} - /// Sets the zip error. - /** - This function is marked as const although it changes one field. - This allows to call it from const functions that don't change - anything by themselves. - */ - void setZipError(int zipError) const; - /// The constructor for the corresponding QuaZipFile constructor. - inline QuaZipFilePrivate(QuaZipFile *q): - q(q), zip(NULL), internal(true), zipError(UNZ_OK) {} - /// The constructor for the corresponding QuaZipFile constructor. - inline QuaZipFilePrivate(QuaZipFile *q, const QString &zipName): - q(q), internal(true), zipError(UNZ_OK) - { - zip=new QuaZip(zipName); - } - /// The constructor for the corresponding QuaZipFile constructor. - inline QuaZipFilePrivate(QuaZipFile *q, const QString &zipName, const QString &fileName, - QuaZip::CaseSensitivity cs): - q(q), internal(true), zipError(UNZ_OK) - { - zip=new QuaZip(zipName); - this->fileName=fileName; - if (this->fileName.startsWith('/')) - this->fileName = this->fileName.mid(1); - this->caseSensitivity=cs; - } - /// The constructor for the QuaZipFile constructor accepting a file name. - inline QuaZipFilePrivate(QuaZipFile *q, QuaZip *zip): - q(q), zip(zip), internal(false), zipError(UNZ_OK) {} - /// The destructor. - inline ~QuaZipFilePrivate() - { - if (internal) - delete zip; - } -}; - -QuaZipFile::QuaZipFile(): - p(new QuaZipFilePrivate(this)) -{ -} - -QuaZipFile::QuaZipFile(QObject *parent): - QIODevice(parent), - p(new QuaZipFilePrivate(this)) -{ -} - -QuaZipFile::QuaZipFile(const QString& zipName, QObject *parent): - QIODevice(parent), - p(new QuaZipFilePrivate(this, zipName)) -{ -} - -QuaZipFile::QuaZipFile(const QString& zipName, const QString& fileName, - QuaZip::CaseSensitivity cs, QObject *parent): - QIODevice(parent), - p(new QuaZipFilePrivate(this, zipName, fileName, cs)) -{ -} - -QuaZipFile::QuaZipFile(QuaZip *zip, QObject *parent): - QIODevice(parent), - p(new QuaZipFilePrivate(this, zip)) -{ -} - -QuaZipFile::~QuaZipFile() -{ - if (isOpen()) - close(); - delete p; -} - -QString QuaZipFile::getZipName() const -{ - return p->zip==NULL ? QString() : p->zip->getZipName(); -} - -QuaZip *QuaZipFile::getZip() const -{ - return p->internal ? NULL : p->zip; -} - -QString QuaZipFile::getActualFileName()const -{ - p->setZipError(UNZ_OK); - if (p->zip == NULL || (openMode() & WriteOnly)) - return QString(); - QString name=p->zip->getCurrentFileName(); - if(name.isNull()) - p->setZipError(p->zip->getZipError()); - return name; -} - -void QuaZipFile::setZipName(const QString& zipName) -{ - if(isOpen()) { - qWarning("QuaZipFile::setZipName(): file is already open - can not set ZIP name"); - return; - } - if(p->zip!=NULL && p->internal) - delete p->zip; - p->zip=new QuaZip(zipName); - p->internal=true; -} - -void QuaZipFile::setZip(QuaZip *zip) -{ - if(isOpen()) { - qWarning("QuaZipFile::setZip(): file is already open - can not set ZIP"); - return; - } - if(p->zip!=NULL && p->internal) - delete p->zip; - p->zip=zip; - p->fileName=QString(); - p->internal=false; -} - -void QuaZipFile::setFileName(const QString& fileName, QuaZip::CaseSensitivity cs) -{ - if(p->zip==NULL) { - qWarning("QuaZipFile::setFileName(): call setZipName() first"); - return; - } - if(!p->internal) { - qWarning("QuaZipFile::setFileName(): should not be used when not using internal QuaZip"); - return; - } - if(isOpen()) { - qWarning("QuaZipFile::setFileName(): can not set file name for already opened file"); - return; - } - p->fileName=fileName; - if (p->fileName.startsWith('/')) - p->fileName = p->fileName.mid(1); - p->caseSensitivity=cs; -} - -void QuaZipFilePrivate::setZipError(int zipError) const -{ - QuaZipFilePrivate *fakeThis = const_cast<QuaZipFilePrivate*>(this); // non-const - fakeThis->zipError=zipError; - if(zipError==UNZ_OK) - q->setErrorString(QString()); - else - q->setErrorString(q->tr("ZIP/UNZIP API error %1").arg(zipError)); -} - -bool QuaZipFile::open(OpenMode mode) -{ - return open(mode, NULL); -} - -bool QuaZipFile::open(OpenMode mode, int *method, int *level, bool raw, const char *password) -{ - p->resetZipError(); - if(isOpen()) { - qWarning("QuaZipFile::open(): already opened"); - return false; - } - if(mode&Unbuffered) { - qWarning("QuaZipFile::open(): Unbuffered mode is not supported"); - return false; - } - if((mode&ReadOnly)&&!(mode&WriteOnly)) { - if(p->internal) { - if(!p->zip->open(QuaZip::mdUnzip)) { - p->setZipError(p->zip->getZipError()); - return false; - } - if(!p->zip->setCurrentFile(p->fileName, p->caseSensitivity)) { - p->setZipError(p->zip->getZipError()); - p->zip->close(); - return false; - } - } else { - if(p->zip==NULL) { - qWarning("QuaZipFile::open(): zip is NULL"); - return false; - } - if(p->zip->getMode()!=QuaZip::mdUnzip) { - qWarning("QuaZipFile::open(): file open mode %d incompatible with ZIP open mode %d", - (int)mode, (int)p->zip->getMode()); - return false; - } - if(!p->zip->hasCurrentFile()) { - qWarning("QuaZipFile::open(): zip does not have current file"); - return false; - } - } - p->setZipError(unzOpenCurrentFile3(p->zip->getUnzFile(), method, level, (int)raw, password)); - if(p->zipError==UNZ_OK) { - setOpenMode(mode); - p->raw=raw; - return true; - } else - return false; - } - qWarning("QuaZipFile::open(): open mode %d not supported by this function", (int)mode); - return false; -} - -bool QuaZipFile::open(OpenMode mode, const QuaZipNewInfo& info, - const char *password, quint32 crc, - int method, int level, bool raw, - int windowBits, int memLevel, int strategy) -{ - zip_fileinfo info_z; - p->resetZipError(); - if(isOpen()) { - qWarning("QuaZipFile::open(): already opened"); - return false; - } - if((mode&WriteOnly)&&!(mode&ReadOnly)) { - if(p->internal) { - qWarning("QuaZipFile::open(): write mode is incompatible with internal QuaZip approach"); - return false; - } - if(p->zip==NULL) { - qWarning("QuaZipFile::open(): zip is NULL"); - return false; - } - if(p->zip->getMode()!=QuaZip::mdCreate&&p->zip->getMode()!=QuaZip::mdAppend&&p->zip->getMode()!=QuaZip::mdAdd) { - qWarning("QuaZipFile::open(): file open mode %d incompatible with ZIP open mode %d", - (int)mode, (int)p->zip->getMode()); - return false; - } - info_z.tmz_date.tm_year=info.dateTime.date().year(); - info_z.tmz_date.tm_mon=info.dateTime.date().month() - 1; - info_z.tmz_date.tm_mday=info.dateTime.date().day(); - info_z.tmz_date.tm_hour=info.dateTime.time().hour(); - info_z.tmz_date.tm_min=info.dateTime.time().minute(); - info_z.tmz_date.tm_sec=info.dateTime.time().second(); - info_z.dosDate = 0; - info_z.internal_fa=(uLong)info.internalAttr; - info_z.external_fa=(uLong)info.externalAttr; - if (!p->zip->isDataDescriptorWritingEnabled()) - zipClearFlags(p->zip->getZipFile(), ZIP_WRITE_DATA_DESCRIPTOR); - p->setZipError(zipOpenNewFileInZip3(p->zip->getZipFile(), - p->zip->getFileNameCodec()->fromUnicode(info.name).constData(), &info_z, - info.extraLocal.constData(), info.extraLocal.length(), - info.extraGlobal.constData(), info.extraGlobal.length(), - p->zip->getCommentCodec()->fromUnicode(info.comment).constData(), - method, level, (int)raw, - windowBits, memLevel, strategy, - password, (uLong)crc)); - if(p->zipError==UNZ_OK) { - p->writePos=0; - setOpenMode(mode); - p->raw=raw; - if(raw) { - p->crc=crc; - p->uncompressedSize=info.uncompressedSize; - } - return true; - } else - return false; - } - qWarning("QuaZipFile::open(): open mode %d not supported by this function", (int)mode); - return false; -} - -bool QuaZipFile::isSequential()const -{ - return true; -} - -qint64 QuaZipFile::pos()const -{ - if(p->zip==NULL) { - qWarning("QuaZipFile::pos(): call setZipName() or setZip() first"); - return -1; - } - if(!isOpen()) { - qWarning("QuaZipFile::pos(): file is not open"); - return -1; - } - if(openMode()&ReadOnly) - // QIODevice::pos() is broken for sequential devices, - // but thankfully bytesAvailable() returns the number of - // bytes buffered, so we know how far ahead we are. - return unztell(p->zip->getUnzFile()) - QIODevice::bytesAvailable(); - else - return p->writePos; -} - -bool QuaZipFile::atEnd()const -{ - if(p->zip==NULL) { - qWarning("QuaZipFile::atEnd(): call setZipName() or setZip() first"); - return false; - } - if(!isOpen()) { - qWarning("QuaZipFile::atEnd(): file is not open"); - return false; - } - if(openMode()&ReadOnly) - // the same problem as with pos() - return QIODevice::bytesAvailable() == 0 - && unzeof(p->zip->getUnzFile())==1; - else - return true; -} - -qint64 QuaZipFile::size()const -{ - if(!isOpen()) { - qWarning("QuaZipFile::atEnd(): file is not open"); - return -1; - } - if(openMode()&ReadOnly) - return p->raw?csize():usize(); - else - return p->writePos; -} - -qint64 QuaZipFile::csize()const -{ - unz_file_info info_z; - p->setZipError(UNZ_OK); - if(p->zip==NULL||p->zip->getMode()!=QuaZip::mdUnzip) return -1; - p->setZipError(unzGetCurrentFileInfo(p->zip->getUnzFile(), &info_z, NULL, 0, NULL, 0, NULL, 0)); - if(p->zipError!=UNZ_OK) - return -1; - return info_z.compressed_size; -} - -qint64 QuaZipFile::usize()const -{ - unz_file_info info_z; - p->setZipError(UNZ_OK); - if(p->zip==NULL||p->zip->getMode()!=QuaZip::mdUnzip) return -1; - p->setZipError(unzGetCurrentFileInfo(p->zip->getUnzFile(), &info_z, NULL, 0, NULL, 0, NULL, 0)); - if(p->zipError!=UNZ_OK) - return -1; - return info_z.uncompressed_size; -} - -bool QuaZipFile::getFileInfo(QuaZipFileInfo *info) -{ - if(p->zip==NULL||p->zip->getMode()!=QuaZip::mdUnzip) return false; - p->zip->getCurrentFileInfo(info); - p->setZipError(p->zip->getZipError()); - return p->zipError==UNZ_OK; -} - -void QuaZipFile::close() -{ - p->resetZipError(); - if(p->zip==NULL||!p->zip->isOpen()) return; - if(!isOpen()) { - qWarning("QuaZipFile::close(): file isn't open"); - return; - } - if(openMode()&ReadOnly) - p->setZipError(unzCloseCurrentFile(p->zip->getUnzFile())); - else if(openMode()&WriteOnly) - if(isRaw()) p->setZipError(zipCloseFileInZipRaw(p->zip->getZipFile(), p->uncompressedSize, p->crc)); - else p->setZipError(zipCloseFileInZip(p->zip->getZipFile())); - else { - qWarning("Wrong open mode: %d", (int)openMode()); - return; - } - if(p->zipError==UNZ_OK) setOpenMode(QIODevice::NotOpen); - else return; - if(p->internal) { - p->zip->close(); - p->setZipError(p->zip->getZipError()); - } -} - -qint64 QuaZipFile::readData(char *data, qint64 maxSize) -{ - p->setZipError(UNZ_OK); - qint64 bytesRead=unzReadCurrentFile(p->zip->getUnzFile(), data, (unsigned)maxSize); - if (bytesRead < 0) { - p->setZipError((int) bytesRead); - return -1; - } - return bytesRead; -} - -qint64 QuaZipFile::writeData(const char* data, qint64 maxSize) -{ - p->setZipError(ZIP_OK); - p->setZipError(zipWriteInFileInZip(p->zip->getZipFile(), data, (uint)maxSize)); - if(p->zipError!=ZIP_OK) return -1; - else { - p->writePos+=maxSize; - return maxSize; - } -} - -QString QuaZipFile::getFileName() const -{ - return p->fileName; -} - -QuaZip::CaseSensitivity QuaZipFile::getCaseSensitivity() const -{ - return p->caseSensitivity; -} - -bool QuaZipFile::isRaw() const -{ - return p->raw; -} - -int QuaZipFile::getZipError() const -{ - return p->zipError; -} - -qint64 QuaZipFile::bytesAvailable() const -{ - return size() - pos(); -} |