122 lines
3.2 KiB
C++
122 lines
3.2 KiB
C++
/* Copyright (c) 2010-2017 Benjamin Dobell, Glass Echidna
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.*/
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#ifndef PACKAGING_H
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#define PACKAGING_H
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// Qt
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#include <QList>
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#include <QString>
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#include <QTemporaryFile>
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// Heimdall Frontend
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#include "PackageData.h"
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namespace HeimdallFrontend
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{
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union TarHeader
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{
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enum
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{
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kBlockLength = 512,
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kBlockReadCount = 8,
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kBlockWriteCount = 8,
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kTarHeaderLength = 257,
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kUstarHeaderLength = 500,
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};
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enum
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{
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kModeOtherExecute = 1,
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kModeOtherWrite = 1 << 1,
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kModeOtherRead = 1 << 2,
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kModeGroupExecute = 1 << 3,
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kModeGroupWrite = 1 << 4,
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kModeGroupRead = 1 << 5,
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kModeOwnerExecute = 1 << 6,
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kModeOwnerWrite = 1 << 7,
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kModeOwnerRead = 1 << 8,
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kModeReserved = 2 << 9,
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kModeSetGid = 2 << 10,
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kModeSetUid = 2 << 11
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};
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struct
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{
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char name[100];
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char mode[8];
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char userId[8];
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char groupId[8];
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char size[12];
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char modifiedTime[12];
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char checksum[8];
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char typeFlag;
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char linkName[100];
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char magic[6];
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char version[2];
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char userName[32];
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char groupName[32];
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char devMajor[8];
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char devMinor[8];
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char prefix[155];
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} fields;
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char buffer[kBlockLength];
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};
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class Packaging
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{
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public:
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// Would definitely prefer to use an enum but VC++ and GCC give conflicting warnings about C++0x or type overflow.
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static const qint64 kMaxFileSize;
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private:
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enum
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{
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kExtractBufferLength = 262144,
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kCompressBufferLength = 262144
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};
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// TODO: Add support for sparse files to both methods?
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static bool ExtractTar(QTemporaryFile& tarFile, PackageData *packageData);
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static bool WriteTarEntry(const QString& filePath, QTemporaryFile *tarFile, const QString& entryFilename);
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static bool CreateTar(const FirmwareInfo& firmwareInfo, QTemporaryFile *tarFile); // Uses original TAR format.
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public:
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static const char *ustarMagic;
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static bool ExtractPackage(const QString& packagePath, PackageData *packageData);
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static bool BuildPackage(const QString& packagePath, const FirmwareInfo& firmwareInfo);
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static QString ClashlessFilename(const QList<FileInfo>& fileInfos, int fileInfoIndex);
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static QString ClashlessFilename(const QList<FileInfo>& fileInfos, const QString& filename);
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};
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}
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#endif
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