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PowerTCP Zip Compression for ActiveX

from $249.00
Available Platforms
The following is a list of public releases for all components shipped with PowerTCP Zip Compression for ActiveX (Latest Release 2013-07-01)


dartzip.dll

Current Version: 1.9.5.0

 

1.9.5.0 Released: 2013-07-01

Product fixes in this release:

  • Resolved a com registration error.
  • Zipping and spanning while using encryption will now produce compliant zip archives. (5336)
  • Calling Unzip on a FileStore object after adding files by calling FileStore.Load or FileStore.Add will no longer result in 0 length files. (5649)

 

1.9.3.0 Released: 2012-07-10

  • There are now separate "Trial" and "Licensed" versions of the dll. Trial dlls are not for deployment and will only function on machines on which a trial version of the product has been installed.

 

1.9.2.0 Released: 2010-09-07

Product fixes in this release:

  • Fixed problem extracting to streams introduced in 1.9.1.0. (5340)

 

1.9.1.0 Released: 2010-08-16

Product fixes in this release:

  • When an archive is loaded and zipped with a new name, the original archive is left untouched. (4913)
  • Timestamps are preserved for extracted files. (5311)

 

1.9.0.0 Released: 2010-02-11

  • The Self-Extract dialog was updated with a cleaner look.
  • The product now supports Winzip-compatible AES encryption, in addition to the Dart proprietary AES encryption.
  • Zip ActiveX is no longer vulnerable to attacks outlined in Microsoft Security Bulletin MS09-035 (http://www.microsoft.com/technet/security/bulletin/MS09-035.mspx).
  • Zip ActiveX should now function on all Data Execution Protection (DEP) enabled systems.

 

Product fixes in this release:

  • File attributes such as read-only are now preserved when extracted from the FileStore. (4423)
  • The archive comment functionality has been fixed. (5069)
  • Adding DartStreams with Filenames now works correctly. (5180)
  • Write errors will no longer occur if a file is accessed by another system process during extraction. (5195)

 

1.8.8.0 Released: 2007-11-27

Product fixes in this release:

  • Corrected problem that produced non-compliant self-extracting exe files (4568)
  • Fixed problem that would sometimes cause creation of a non-compliant zip file (4570)

 

1.8.7.2 Released: 2007-10-03

Product fixes in this release:

  • A filename containing commas can now be zipped by placing the filename inside of quotes (1501, 2017)
  • It is now possible to zip a file that is open for writing by another application (2213)
  • Corrected condition that caused the 'Modified Date' to be incorrect when in the GMT Timezone (3047)
  • Can now add files with Kyrillic filenames to an archive (3812)
  • Quickunzip no longer fails when Overwrite is true and a read-only file is encountered (4346)
  • Fixed various issues relating to the creation/extraction of spanned and split archives (4516, 2273)

 

1.8.5.3 Released: 2007-02-01

  • Changes to F1 help-linking system required rebuild of DLL.

 

1.8.5.0 Released: 2006-10-10

Product fixes in this release:

  • Corrected problem with asynchronous self-extracting zip file creation (2095)
  • Eliminated crash when using multiple Zip controls in the same application (3438)
  • AES-encrypted zip files of greater than 4GB can now be unzipped (4092)

 

1.8.3.0 Released: 2006-03-27

Product fixes in this release:

  • Fixed memory leak in the FileStore.Add method that occurred when adding more than one file (3713)

 

1.8.2.0 Released: 2005-12-23

Product fixes in this release:

  • Added support for 64-Bit Zip extensions, allowing files larger than 4 Gigabytes to be zipped
  • Fixed an issue where long passwords caused problems with Winzip (3157)
  • An error is now raised when there is not enough disk space (3182)
  • "Write Failed" errors no longer occur intermittently when zipping many files (3324)

 

1.8.1.0 Released: 2003-08-13

Product fixes in this release:

  • Fixed a boundary condition problem with certain zip files (1238, 1697, 1712, 1713)
  • Increased Zip password compatibility with other products (1614)
  • Fixed a color problem with the self-extractor (1622)
  • Modified Zip to get file location from LocalHeader INSTEAD of CentralHeader (1668)
  • Fixed a problem with non US-ASCII characters (1720)
  • Fixed a small memory leak with QuickZip in certain circumstances (1743)
  • Fixed a password problem when spanning (1770)
  • When trying to unzip an empty zip file we will now throw an "Empty Zip File" error (1857)
  • Fixed a compatibility problem with a particular type of zip file (1858, 1849)
  • Clarification - minimum ProgressSize must be 256 (1908)
  • Fixed a problem with adding and removing AES encrypted files (1927)
  • Comments for the Zip file are now properly persisted (1931)
  • Fixed a file corruption problem after adding/removing after previous Zip operation (1934, 1925)

 

1.8.0.6 Released: 2003-02-28

Product fixes in this release:

  • Fixed a Windows 98 compatibility problem
  • Fixed a gzip problem when the third character was an underscore
  • Fixed a problem with spanning on Windows 98
  • Fixed a slashes compatibility problem with UNIX directories
  • Added support for some non-standard zip formats

 

1.8.0.4 Released: 2002-11-27

Product fixes in this release:

  • Fixed a problem with Multibyte-to-Wide Character conversions for filenames
  • Fixed a GPF with certain Gzip files
  • Fixed a licensing problem with MS Access
  • Added support for multi-threading although NOT thread-safe
  • Can be used in COM+ Component Services

 

1.5.0.15 Released: 2002-09-16

Product fixes in this release:

  • Fixed unzip problem with zero length files
  • Fixed wildcard bug when using QuickZip
  • Fixed DST time zone problem

 

1.5.0.8 Released: 2002-07-02

Product fixes in this release:

  • Fixed date modification problem
  • Fixed a QuickZip and QuickUnzip compatibility problem
  • Fixed problem with unzipping spanned archives
  • Fixed a gzip compatibility problem with CRC
  • Fixed a self-extractor window color problem in XP
  • Fixed a gzip date compatibility problem
  • Fixed a file compatibility problem
  • Changed properties to non-browsable

 

1.5.0.1 Released: 2002-02-20

Product fixes in this release:

  • Added Winzip UTF8 support for foreign characters
  • Zip.FileStore.Zip DartStream now works properly
  • Spanning problems with Removable drives corrected
  • Modified date in the FileStore now matches the file on the drive

 

1.5.0.0 Released: 2001-10-01

Product fixes in this release:

  • Added 3 levels of AES to encryption algorithms
  • Added ZipSelfExtract for creating self-extracting zip files