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author | Benjamin Dobell <benjamin.dobell+git@glassechidna.com.au> | 2015-02-18 17:13:56 +0100 |
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committer | Benjamin Dobell <benjamin.dobell+git@glassechidna.com.au> | 2015-02-18 18:13:33 +0100 |
commit | b22ae7b89f7993f632e10e18c116f293f314575f (patch) | |
tree | 03161ccff78d3c9353e860e5cd9b74b84d07810b /heimdall-frontend/source/Packaging.h | |
parent | Upgrade Heimdall Frontend to Qt5 and build with cmake (diff) | |
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Diffstat (limited to 'heimdall-frontend/source/Packaging.h')
-rw-r--r-- | heimdall-frontend/source/Packaging.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/heimdall-frontend/source/Packaging.h b/heimdall-frontend/source/Packaging.h new file mode 100644 index 0000000..8ba83f7 --- /dev/null +++ b/heimdall-frontend/source/Packaging.h @@ -0,0 +1,121 @@ +/* Copyright (c) 2010-2014 Benjamin Dobell, Glass Echidna + + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + THE SOFTWARE.*/ + +#ifndef PACKAGING_H +#define PACKAGING_H + +// Qt +#include <QList> +#include <QString> +#include <QTemporaryFile> + +// Heimdall Frontend +#include "PackageData.h" + +namespace HeimdallFrontend +{ + union TarHeader + { + enum + { + kBlockLength = 512, + kBlockReadCount = 8, + kBlockWriteCount = 8, + + kTarHeaderLength = 257, + kUstarHeaderLength = 500, + }; + + enum + { + kModeOtherExecute = 1, + kModeOtherWrite = 1 << 1, + kModeOtherRead = 1 << 2, + + kModeGroupExecute = 1 << 3, + kModeGroupWrite = 1 << 4, + kModeGroupRead = 1 << 5, + + kModeOwnerExecute = 1 << 6, + kModeOwnerWrite = 1 << 7, + kModeOwnerRead = 1 << 8, + + kModeReserved = 2 << 9, + kModeSetGid = 2 << 10, + kModeSetUid = 2 << 11 + }; + + struct + { + char name[100]; + char mode[8]; + char userId[8]; + char groupId[8]; + char size[12]; + char modifiedTime[12]; + char checksum[8]; + char typeFlag; + char linkName[100]; + char magic[6]; + char version[2]; + char userName[32]; + char groupName[32]; + char devMajor[8]; + char devMinor[8]; + char prefix[155]; + } fields; + + char buffer[kBlockLength]; + }; + + class Packaging + { + public: + + // Would definitely prefer to use an enum but VC++ and GCC give conflicting warnings about C++0x or type overflow. + static const qint64 kMaxFileSize; + + private: + + enum + { + kExtractBufferLength = 262144, + kCompressBufferLength = 262144 + }; + + // TODO: Add support for sparse files to both methods? + static bool ExtractTar(QTemporaryFile& tarFile, PackageData *packageData); + + static bool WriteTarEntry(const QString& filePath, QTemporaryFile *tarFile, const QString& entryFilename); + static bool CreateTar(const FirmwareInfo& firmwareInfo, QTemporaryFile *tarFile); // Uses original TAR format. + + public: + + static const char *ustarMagic; + + static bool ExtractPackage(const QString& packagePath, PackageData *packageData); + static bool BuildPackage(const QString& packagePath, const FirmwareInfo& firmwareInfo); + + static QString ClashlessFilename(const QList<FileInfo>& fileInfos, int fileInfoIndex); + static QString ClashlessFilename(const QList<FileInfo>& fileInfos, const QString& filename); + }; +} + +#endif |