[1096] | 1 | #ifndef QUA_ZIPNEWINFO_H
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| 2 | #define QUA_ZIPNEWINFO_H
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| 3 |
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| 4 | /*
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| 5 | Copyright (C) 2005-2014 Sergey A. Tachenov
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| 6 |
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| 7 | This file is part of QuaZIP.
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| 8 |
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| 9 | QuaZIP is free software: you can redistribute it and/or modify
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| 10 | it under the terms of the GNU Lesser General Public License as published by
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| 11 | the Free Software Foundation, either version 2.1 of the License, or
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| 12 | (at your option) any later version.
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| 13 |
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| 14 | QuaZIP is distributed in the hope that it will be useful,
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| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 17 | GNU Lesser General Public License for more details.
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| 18 |
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| 19 | You should have received a copy of the GNU Lesser General Public License
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| 20 | along with QuaZIP. If not, see <http://www.gnu.org/licenses/>.
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| 21 |
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| 22 | See COPYING file for the full LGPL text.
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| 23 |
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| 24 | Original ZIP package is copyrighted by Gilles Vollant, see
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| 25 | quazip/(un)zip.h files for details, basically it's zlib license.
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| 26 | **/
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| 27 |
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| 28 | #include <QDateTime>
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| 29 | #include <QFile>
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| 30 | #include <QString>
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| 31 |
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| 32 | #include "quazip_global.h"
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| 33 |
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| 34 | #include "quazipfileinfo.h"
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| 35 |
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| 36 | /// Information about a file to be created.
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| 37 | /** This structure holds information about a file to be created inside
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| 38 | * ZIP archive. At least name should be set to something correct before
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| 39 | * passing this structure to
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| 40 | * QuaZipFile::open(OpenMode,const QuaZipNewInfo&,int,int,bool).
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| 41 | *
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| 42 | * Zip64 support of this structure is slightly limited: in the raw mode (when
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| 43 | * a pre-compressed file is written into a ZIP file as-is), it is necessary
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| 44 | * to specify the uncompressed file size and the appropriate field is 32 bit.
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| 45 | * Since the raw mode is used extremely rare, there is no real need to have
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| 46 | * a separate QuaZipNewInfo64 structure like QuaZipFileInfo64. It may be added
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| 47 | * in the future though, if there is a demand for the raw mode with zip64
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| 48 | * archives.
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| 49 | **/
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| 50 | struct QUAZIP_EXPORT QuaZipNewInfo {
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| 51 | /// File name.
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| 52 | /** This field holds file name inside archive, including path relative
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| 53 | * to archive root.
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| 54 | **/
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| 55 | QString name;
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| 56 | /// File timestamp.
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| 57 | /** This is the last file modification date and time. Will be stored
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| 58 | * in the archive central directory. It is a good practice to set it
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| 59 | * to the source file timestamp instead of archive creating time. Use
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| 60 | * setFileDateTime() or QuaZipNewInfo(const QString&, const QString&).
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| 61 | **/
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| 62 | QDateTime dateTime;
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| 63 | /// File internal attributes.
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| 64 | quint16 internalAttr;
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| 65 | /// File external attributes.
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| 66 | /**
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| 67 | The highest 16 bits contain Unix file permissions and type (dir or
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| 68 | file). The constructor QuaZipNewInfo(const QString&, const QString&)
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| 69 | takes permissions from the provided file.
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| 70 | */
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| 71 | quint32 externalAttr;
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| 72 | /// File comment.
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| 73 | /** Will be encoded using QuaZip::getCommentCodec().
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| 74 | **/
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| 75 | QString comment;
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| 76 | /// File local extra field.
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| 77 | QByteArray extraLocal;
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| 78 | /// File global extra field.
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| 79 | QByteArray extraGlobal;
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| 80 | /// Uncompressed file size.
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| 81 | /** This is only needed if you are using raw file zipping mode, i. e.
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| 82 | * adding precompressed file in the zip archive.
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| 83 | **/
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| 84 | ulong uncompressedSize;
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| 85 | /// Constructs QuaZipNewInfo instance.
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| 86 | /** Initializes name with \a name, dateTime with current date and
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| 87 | * time. Attributes are initialized with zeros, comment and extra
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| 88 | * field with null values.
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| 89 | **/
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| 90 | QuaZipNewInfo(const QString& name);
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| 91 | /// Constructs QuaZipNewInfo instance.
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| 92 | /** Initializes name with \a name. Timestamp and permissions are taken
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| 93 | * from the specified file. If the \a file does not exists or its timestamp
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| 94 | * is inaccessible (e. g. you do not have read permission for the
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| 95 | * directory file in), uses current time and zero permissions. Other attributes are
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| 96 | * initialized with zeros, comment and extra field with null values.
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| 97 | *
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| 98 | * \sa setFileDateTime()
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| 99 | **/
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| 100 | QuaZipNewInfo(const QString& name, const QString& file);
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| 101 | /// Initializes the new instance from existing file info.
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| 102 | /** Mainly used when copying files between archives.
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| 103 | *
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| 104 | * Both extra fields are initialized to existing.extra.
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| 105 | * @brief QuaZipNewInfo
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| 106 | * @param existing
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| 107 | */
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| 108 | QuaZipNewInfo(const QuaZipFileInfo &existing);
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| 109 | /// Initializes the new instance from existing file info.
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| 110 | /** Mainly used when copying files between archives.
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| 111 | *
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| 112 | * Both extra fields are initialized to existing.extra.
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| 113 | * @brief QuaZipNewInfo
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| 114 | * @param existing
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| 115 | */
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| 116 | QuaZipNewInfo(const QuaZipFileInfo64 &existing);
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| 117 | /// Sets the file timestamp from the existing file.
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| 118 | /** Use this function to set the file timestamp from the existing
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| 119 | * file. Use it like this:
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| 120 | * \code
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| 121 | * QuaZipFile zipFile(&zip);
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| 122 | * QFile file("file-to-add");
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| 123 | * file.open(QIODevice::ReadOnly);
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| 124 | * QuaZipNewInfo info("file-name-in-archive");
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| 125 | * info.setFileDateTime("file-to-add"); // take the timestamp from file
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| 126 | * zipFile.open(QIODevice::WriteOnly, info);
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| 127 | * \endcode
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| 128 | *
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| 129 | * This function does not change dateTime if some error occured (e. g.
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| 130 | * file is inaccessible).
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| 131 | **/
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| 132 | void setFileDateTime(const QString& file);
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| 133 | /// Sets the file permissions from the existing file.
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| 134 | /**
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| 135 | Takes permissions from the file and sets the high 16 bits of
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| 136 | external attributes. Uses QFileInfo to get permissions on all
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| 137 | platforms.
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| 138 | */
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| 139 | void setFilePermissions(const QString &file);
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| 140 | /// Sets the file permissions.
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| 141 | /**
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| 142 | Modifies the highest 16 bits of external attributes. The type part
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| 143 | is set to dir if the name ends with a slash, and to regular file
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| 144 | otherwise.
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| 145 | */
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| 146 | void setPermissions(QFile::Permissions permissions);
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| 147 | /// Sets the NTFS times from an existing file.
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| 148 | /**
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| 149 | * If the file doesn't exist, a warning is printed to the stderr and nothing
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| 150 | * is done. Otherwise, all three times, as reported by
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| 151 | * QFileInfo::lastModified(), QFileInfo::lastRead() and QFileInfo::created(),
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| 152 | * are written to the NTFS extra field record.
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| 153 | *
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| 154 | * The NTFS record is written to
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| 155 | * both the local and the global extra fields, updating the existing record
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| 156 | * if there is one, or creating a new one and appending it to the end
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| 157 | * of each extra field.
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| 158 | *
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| 159 | * The microseconds will be zero, as they aren't reported by QFileInfo.
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| 160 | * @param fileName
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| 161 | */
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| 162 | void setFileNTFSTimes(const QString &fileName);
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| 163 | /// Sets the NTFS modification time.
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| 164 | /**
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| 165 | * The time is written into the NTFS record in
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| 166 | * both the local and the global extra fields, updating the existing record
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| 167 | * if there is one, or creating a new one and appending it to the end
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| 168 | * of each extra field. When updating an existing record, all other fields
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| 169 | * are left intact.
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| 170 | * @param mTime The new modification time.
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| 171 | * @param fineTicks The fractional part of milliseconds, in 100-nanosecond
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| 172 | * ticks (i. e. 9999 ticks = 999.9 microsecond). Values greater than
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| 173 | * 9999 will add milliseconds or even seconds, but this can be
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| 174 | * confusing and therefore is discouraged.
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| 175 | */
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| 176 | void setFileNTFSmTime(const QDateTime &mTime, int fineTicks = 0);
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| 177 | /// Sets the NTFS access time.
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| 178 | /**
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| 179 | * The time is written into the NTFS record in
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| 180 | * both the local and the global extra fields, updating the existing record
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| 181 | * if there is one, or creating a new one and appending it to the end
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| 182 | * of each extra field. When updating an existing record, all other fields
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| 183 | * are left intact.
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| 184 | * @param aTime The new access time.
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| 185 | * @param fineTicks The fractional part of milliseconds, in 100-nanosecond
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| 186 | * ticks (i. e. 9999 ticks = 999.9 microsecond). Values greater than
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| 187 | * 9999 will add milliseconds or even seconds, but this can be
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| 188 | * confusing and therefore is discouraged.
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| 189 | */
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| 190 | void setFileNTFSaTime(const QDateTime &aTime, int fineTicks = 0);
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| 191 | /// Sets the NTFS creation time.
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| 192 | /**
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| 193 | * The time is written into the NTFS record in
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| 194 | * both the local and the global extra fields, updating the existing record
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| 195 | * if there is one, or creating a new one and appending it to the end
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| 196 | * of each extra field. When updating an existing record, all other fields
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| 197 | * are left intact.
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| 198 | * @param cTime The new creation time.
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| 199 | * @param fineTicks The fractional part of milliseconds, in 100-nanosecond
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| 200 | * ticks (i. e. 9999 ticks = 999.9 microsecond). Values greater than
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| 201 | * 9999 will add milliseconds or even seconds, but this can be
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| 202 | * confusing and therefore is discouraged.
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| 203 | */
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| 204 | void setFileNTFScTime(const QDateTime &cTime, int fineTicks = 0);
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| 205 | };
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| 206 |
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| 207 | #endif
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