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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