The Random Books, Software, and Thoughts of Michael R Sweet

PAPPL v1.3.2 May 06, 2023

PAPPL v1.3.2 is now available for download and is a general bug fix release. Changes in 1.3.2 include:

• Fixed PWG ImageBox values in raster page header
• Fixed a bug in the “ipp-attribute-fidelity” support
• Fixed printing of 1/2/4-bit grayscale PNG images (Issue #267)
• Fixed a potential buffer overflow in the logging code (Issue #272)
• Fixed reporting of “xxx-k-octet-supported” attributes.
• Updated the Wi-Fi configuration page to support hidden networks.
• Updated the Wi-Fi configuration page reload time to 30 seconds.

Enjoy!

Download PAPPL v1.3.2 Home Page

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PDFio 1.1.1 March 20, 2023

PDFio 1.1.1 fixes a potential denial of service issue and fixes some build issues. Changes include:

• CVE-2023-28428: Fixed a potential denial-of-service with corrupt PDF files.
• Fixed a few build issues.

Enjoy!

Download PDFio v1.1.1 Home Page

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PDFio 1.1.0 February 06, 2023

PDFio 1.1.0 fixes a potential denial of service issue, fixes a few general bugs, and adds a few new APIs. Changes include:

• CVE-2023-24808: Fixed a potential denial-of-service with corrupt PDF files.
• Added pdfioFileCreateTemporary function (Issue #29)
• Added pdfioDictIterateKeys function (Issue #31)
• Added pdfioContentPathEnd function.
• Added protection against opening multiple streams in the same file at the same time.
• Documentation updates (Issue #37)
• Fixed “install-shared” target (Issue #32)
• Fixed pdfioFileGet... metadata APIs (Issue #33)
• Fixed pdfioContentMatrixRotate function.

Enjoy!

Download PDFio v1.1.0 Home Page

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RasterView 1.9.0 January 16, 2023

RasterView 1.9.0 includes some minor improvements and bug fixes and adds support for Windows. Changes include:

• Fixed macOS ‘Close’ and ‘Re-Open’ menu items (Issue #20)
• Fixed color picking (Issue #21)
• Updated the maximum zoom to 20x
• Added Visual Studio project files for Windows release

Enjoy!

Download RasterView 1.9.0 Install RasterView 1.9.0 Snap Home Page

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Improving Code Quality, Part 2 January 15, 2023

This is a follow-up to my first post on code quality with updates to various tools and some thoughts on POSIX threading.

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LPrint v1.2.0 December 31, 2022

LPrint v1.2.0 adds support for snap configuration and EPL/ZPL auto-typing support, and fixes a number of bugs. Changes include:

• Documentation corrections (Issue #53, Issue #76)
• Added snap server configuration.
• Added --with-systemd configure option and install to $prefix/lib/systemd/system by default (Issue #50)
• Added EPL2 and ZPL auto-typing support (Issue #64)
• Changed the default log level for systemd to info (Issue #82)
• Fixed macOS installer to start LPrint server (Issue #48)
• Fixed configure script not using warning/preprocessor options in build (Issue #60)
• Fixed printer renaming algorithm to not truncate the name (Issue #60)
• Fixed missing “print-color-mode=bi-level” for bar code printing (Issue #76)
• Fixed label mode support in EPL and ZPL drivers (Issue #79)
• Fixed driver names for EPL printers (Issue #52)

Enjoy!

Download LPrint 1.2.0 Install lprint Snap Home Page

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PAPPL v1.3.1 December 30, 2022

PAPPL v1.3.1 is now available for download and is a general bug fix release. Changes in 1.3.1 include:

• Fixed auto-add of USB printers
• Updated “ipp-attribute-fidelity” support
• Reduced sleep interval for USB gadget initialization

Enjoy!

Download PAPPL v1.3.1 Home Page

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PAPPL v1.3.0 December 02, 2022

PAPPL v1.3.0 is now available for download and adds new job management, image printing, localization, and configuration features. Changes in 1.3.0 include:

• Added debug logging for device management.
• Added support for job hold and release (Issue #15)
• Added support for PNG image scaling using embedded resolution information (Issue #65)
• Added papplLocGetDefaultMediaSizeName function to get the default media size for the current country (Issue #167)
• Added support for localized banners at the top of printer and system web pages (Issue #183)
• Added timer APIs to manage periodic tasks (Issue #208)
• Added support for network configuration via callbacks (Issue #217)
• Added APIs to limit the maximum size of JPEG/PNG images (Issue #224)
• Added support for the Clang/GCC ThreadSanitizer with the --enable-tsanitizer configure option.
• Added Norwegian Bokmål, Polish, and Turkish localizations.
• Added a password visibility button to the Wi-Fi password field.
• Changed names of PAPPL-specific attributes to use “smi55357” prefix.
• Updated USB device code to generate a 1284 device ID and use the manufacturer and product strings when necessary (Issue #234)
• Updated the USB gadget code to handle disconnections.
• Updated PAPPL to conform to the new prototype PWG 5100.13 specification (Issue #216)
• Fixed a device race condition with job processing.
• Fixed a initialization timing issue with USB gadgets on newer Linux kernels.
• Fixed a potential memory underflow with USB device IDs.
• Fixed web interface support for vendor text options (Issue #142)
• Fixed a potential value overflow when reading SNMP OIDs (Issue #210)
• Fixed more CUPS 2.2.x compatibility issues (Issue #212)
• Fixed a 100% CPU usage bug when cleaning the job history (Issue #218)
• Fixed the default values of --with-papplstatedir and --with-papplsockdir to use the localstatedir value (Issue #219)
• Fixed storage of label offsets for printers that implement them.
• Fixed some thread access issues on ARM.
• Fixed when the kernel USB printer driver is unloaded on Linux (Issue #233)
• Fixed papplDevicePrintf to allow the “%c” character to be 0.

Enjoy!

Download PAPPL v1.3.0 Home Page

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