v1.1b3

The third beta release of PAPPL v1.1 is now available for download. PAPPL v1.1
adds support for Wi-Fi configuration, IPP-USB, printer driver lookup and auto-
add functionality, improves management of multiple printers, and adds support
for Microsoft® Windows® 10 and higher. Changes in 1.1b3 include:

• Added a new papplSystemSetAuthCallback API to support alternate authentication
  mechanisms (Issue #185)
• Added papplCreateTempFile and papplPrinterOpenFile file creation functions
  (Issue #186)
• Added support for a server-options option for the server sub-command (Issue #187)
• Added an optional callback for processing USB gadget print data.
• Added papplCopyString, papplGetRand, and papplGetTempDir utility
  functions.
• Calling papplSystemSetHostName did not also update the default TLS common
  name.
• Now map file:///dev/null to NUL: on Windows.

Enjoy!

v1.1b2

The second beta release of PAPPL v1.1 is now available for download. PAPPL v1.1 adds support for Wi-Fi configuration, IPP-USB, printer driver lookup and auto-add functionality, improves management of multiple printers, and adds support for Microsoft® Windows® 10 and higher. Changes in 1.1b2 include:

• Added support for papplDeviceGetID with network devices (Issue #95)
• Added support for the "compression" option.
• Added English names for Tabloid and A3 media sizes in the web interface.
• Added "server-hostname" and "listen-hostname" server options to the default
  mainloop system callback.
• Fixed support for default printers, added indicator in web interface
  (Issue #182)
• Fixed support for printers with spaces in their names.
• Fixed the "jobs" subcommand.
• Fixed support for page-ranges.
• Fixed support for printers that do PDF beyond converting it to raster.
• Fixed support for mainloop subcommands on Windows.
• Fixed error message when Bonjour for Windows is not installed.

Enjoy!

v1.1b1

The first beta release of PAPPL v1.1 is now available for download. PAPPL v1.1
adds support for Wi-Fi configuration, IPP-USB, printer driver lookup and auto-
add functionality, improves management of multiple printers, and adds support
for Microsoft® Windows® 10 and higher. Changes in 1.1b1 include:

• Added support for Windows 10 and higher.
• Added PAPPL_SOPTIONS_NO_TLS option to disable TLS support.
• Added Wi-Fi callbacks to support configuration over IPP-USB (Issue #45)
• Added buttons and sub-commands to pause and resume printers (Issue #124)
• papplMainLoop now uses a persistent location for state and spool files by
  default (Issue #128)
• papplMainLoop now supports clients talking to a system-wide server running
  as root (Issue #148)
• Added a "set default" button to the web interface (Issue #150)
• The drivers sub-command now reports the IEEE-1284 device ID for a given
  driver (Issue #157)
• Jobs can now be canceled and printers deleted when a processing job is trying
  to connect to a printer (Issue #163)
• The default media is now updated if the ready media for a given tray is
  updated (Issue #164)
• Fixed an issue with the "drivers" sub-command not working if you don't have a
  system callback.
• Fixed a deadlock issue on macOS.
• Added a new papplJobCreateWithFile API to allow printer applications to
  submit print jobs internally.
• Refactored the papplSystem hostname/port APIs to be consistent with the
  naming used for the papplClient APIs.

Enjoy!

v1.0.3

PAPPL v1.0.3 is a general bug fix release and is now available for download. Changes in 1.0.3 include:

• The Set-Printer-Attributes operation did not save changes to "printer-contact-col".
• Fixed using the "auto" driver without an IEEE-1284 device ID string (Issue #154)
• Fixed some more threading issues (Issue #155, Issue #162)
• Fixed bogus USB error reporting (Issue #156)
• Fixed testpappl on systems without Avahi running (Issue #159)
• Adding a printer now works for names with special characters (Issue #161)

Enjoy!

v1.0.2

PAPPL v1.0.2 is a general bug fix release and is now available for download. Changes in 1.0.2 include:

• Documentation updates (Issue #140)
• The Set-Printer-Attributes operation now properly validates the values of
  "xxx-default" attributes (Issue #93)
• Changes to ready (loaded) media are now validated (Issue #94)
• The papplSystemSetVersions function now allows changes while the system is
  running (Issue #123)
• The printing defaults page no longer shows a media chooser when there is a
  single source (Issue #125)
• The DNS-SD support functions did not handle when the Avahi daemon is not
  running (Issue #129)
• The printing defaults web page now reports whether the media is borderless
  (Issue #138)
• The papplClientGetForm function did not support files larger than 64k
  (Issue #139)
• Deleting and adding a printer with the same name will cause a crash
  (Issue #141)
• Fixed a deadlock issue when calling the papplPrinterSet... functions from
  an iterator callback (Issue #143)
• The "Printing Defaults" web page did not show an error message if the
  defaults could not be validated (Issue #146)
• The server sub-command now enables TCP/IP connections using the default
  hostname; auto-started servers still disable TCP/IP connections by default
  (Issue #147)
• The papplPrinterSetDriverDefaults function did not validate the defaults
  against the actual driver data.
• The IPP interface no longer allows the Create-Printer operation for single
  queue applications.
• Stopping a printer application with SIGTERM now behaves the same as sending
  a Shutdown-System request.
• Added more unit tests to testpappl.
• Added better management of the USB and raw printing threads for each printer.
• Added better error reporting for USB printers.
• papplDeviceOpen did not copy the device ID callback.
• papplDeviceList and papplDeviceOpen did not send errors to stderr when a
  NULL error callback was specified.

Enjoy!

v1.0.1

PAPPL v1.0.1 is a general bug fix release and is now available for download. Changes in 1.0.1 include:

• Documentation updates (Issue #105)
• The papplSystemLoadState function did not load vendor attribute defaults
  correctly (Issue #103)
• Vendor options without "xxx-supported" attributes are no longer shown on the
  printing defaults page (Issue #104)
• Added support for Windows 10/Mopria clients that incorrectly convert the
  printer resource path to lowercase (Issue #106)
• The papplSystemLoadState function now calls the printer driver's status
  callback after loading the printer's attributes (Issue #107)
• Added additional error handling for memory allocations throughout the library
  (Issue #113)
• Fixed an issue with validation of custom media sizes (Issue #120)
• Partially-discovered SNMP printers would cause a crash (Issue #121)
• The "copies-supported" attribute was not report correctly.
• Job operations that targeted a non-existent job yielded the wrong status code.
• Printing a test page from the web interface did not trigger a reload to update
  the printer and job state.
• The TLS web page was hardcoded to use "/etc/cups" for the CUPS server root.
• Fixed file output when the job name contains a '/'.
• Updated 1-bit driver output to support "photo" dither array for high print
  quality.
• PAPPL now (re)creates the spool directory as needed.
• Coverity: Added missing NULL checks.
• Coverity: Fixed file descriptor leaks.
• Coverity: Fixed some locking issues.
• Coverity: Fixed printer-darkness-configured bug in papplSystemSaveState.
• Coverity: Fixed an error handling bug in the file printing code for the PWG
  test driver.
• Coverity: Removed dead code.

Enjoy!

v1.0.0

The first stable release of PAPPL is now available for download. PAPPL
is a simple C-based framework/library for developing CUPS Printer Applications,
which are the recommended replacement for printer drivers.

Changes in 1.0.0 include:

• papplSystemLoadState would not load printers whose device IDs contained the
  # character (Issue #92)
• Passing "auto" for the driver name would cause a crash if there was no auto-
  add callback.
• Added papplPrinterGetPath API to get the path for a printer web page
  (Issue #97)
• The papplPrinterAddLink and papplSystemAddLink functions now accept an
  "options" argument instead of the "secure" boolean in order to allow links to
  be added to multiple places on the web interface in addition to requesting a
  secure (HTTPS) link (Issue #98)

Enjoy!

v1.0rc1

The first release candidate of PAPPL 1.0 is now available for download. PAPPL
is a simple C-based framework/library for developing CUPS Printer Applications,
which are the recommended replacement for printer drivers.

Changes in 1.0rc1 include:

• Added IEEE-1284 device ID to argument list for printer driver callbacks
  (Issue #70)
• Documentation updated (Issue #71)
• Printers discovered via DNS-SD now report their IEEE-1284 device ID string
  (Issue #73)
• The "auto-add" callback is now part of the system's printer driver interface,
  allowing IPP, web, and command-line clients to access it (Issue #74)
• Now save state after deleting a printer (Issue #75)
• Now check whether a named printer already exists (Issue #76)
• Support for "output-bin-default" was missing from the web interface
  (Issue #77)
• Fixed support for vendor options at the command-line (Issue #79)
• The main loop now shows an error message if an option is provided after "-o"
  without a space (Issue #80)
• Fixed test page and identify buttons (Issue #81)
• Code cleanup (Issue #82)
• Boolean vendor options are now shown as checkboxes (Issue #85)
• Made several improvements to the web interface for adding printers (Issue #86)
• papplSystemLoadState no longer crashes when it cannot create a printer
  (Issue #87)
• Fixed a crash bug in the "autoadd" command provided by papplMainloop
  (Issue #89)
• Added a printer creation callback to papplSystemSetPrinterDrivers that is
  run after a printer is created (Issue #90)
• Added the "path" value for the DNS-SD printer web page, and added a
  registration for the system web page in multi-queue mode.
• papplDeviceRead now has a 100ms timeout for USB and network connections.
• Implemented back-channel and status updates for the USB printer gadget.
• Finished implementation of test suite for major code paths/job processing
  functionality.
• Fixed a bug in the log rotation code.
• Fixed some threading bugs with the various object lists managed by the
  system.

Enjoy!

v1.0b1

The first beta release of PAPPL 1.0 is now available for download. PAPPL is a
simple C-based framework/library for developing CUPS Printer Applications, which
are the recommended replacement for printer drivers.

Enjoy!