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Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

0.5.0 - 2025-09-29

Added

  • Add support for non-packet events from Cynthion analyzer.
  • Add support for VBUS power control with Cynthion analyzer.
  • Add support for the PcapNG file format with custom non-packet blocks.
  • Add decoding of HID report descriptors.
  • Add facility to dump the capture database for debugging.

Changed

  • The device list is maintained automatically and the scan button is removed.
  • USB capture devices are kept open whilst selected for use.
  • Filename extensions are added automatically when saving.
  • File dialogs remember the last used directory.
  • Backtraces are always captured when an error occurs.
  • Panics in worker threads result in an error dialog rather than a crash.
  • UI updates are made from a snapshot of the database state.
  • Capture backends have been ported to the nusb 0.2 API.
  • Most of the UI is now defined in XML and editable with Cambalache.
  • Source code has been significantly reorganised.

Fixed

  • Stop descriptors from being intermingled when a device address is reused.
  • Fix a decoder crash when a double SETUP packet is seen.
  • Fix crashes in GTK where the view could get out of sync with the model.
  • Fix descriptions of invalid groups leaking internal details.
  • Fix inconsistent pane sizing when window is first shown.
  • Fix units in text shown in progress bar.
  • Handle runtime GTK version mismatches gracefully.

0.4.0 - 2024-10-29

Added

  • Add context menu system and options to save data.
  • Add initial support for HID descriptors.

0.3.0 - 2024-10-21

Added

  • Add keyboard shortcuts.
  • Add transaction-level and packet-level views of capture.
  • Update documentation for multiple traffic views.
  • Add backend API for USB capture devices.
  • Add support for iCE40-usbtrace capture device.
  • Display all descriptor types in device view.
  • Add connecting lines to test output.

Fixed

  • Fix handling of alternate interface settings.
  • Handle descriptors that are longer than defined in the specification.
  • Fix interpretation of isochronous transactions, including ambiguous cases.

0.2.2 - 2024-09-02

Added

  • Add fuzzer to help find decoder bugs.
  • Document clearing of Traffic and Device panes.
  • Document both functions of Stop button.

Changed

  • Clean up GObject subclasses.
  • Implement iterators for stream types, speeding up file saving.

Fixed

  • Treat SETUP packets with non-zero EP num as indicating OUT direction.
  • Don't try to find the endpoint for a malformed packet.
  • Add libharfbuzz to Linux AppImage, fixing symbol lookup error.

0.2.1 - 2024-08-15

Changed

  • Update documentation for 0.2.0.

Fixed

  • Use 24-bit rather than 16-bit increments for timestamps, fixing slow file save.

0.2.0 - 2024-08-13

Added

  • Add detail pane.
  • Add packetry-cli wrapper program, enabling command-line options on Windows.
  • Add Linux AppImage build.
  • Use usb.ids database to interpret various ID values.
  • Use GIO File abstraction, supporting file operations over MTP or SMB, for example.
  • Add information about command line options to Application instance.

Changed

  • Bump nusb dependency to 0.1.10 and remove workaround for 0.1.9.
  • Handle opening files in the standard way for a GTK application.

Fixed

  • Avoid underflow in UI code when capture is completely empty.
  • Validate packet CRCs and lengths, and diagnose malformed packets.

0.1.0 - 2024-07-16

Added

  • Initial release