| HID-RECORDER(1) | General Commands Manual | HID-RECORDER(1) |
NAME
hid-recorder - HID input device recorder
SYNOPSIS
hid-recorder [--output=output_file] [/dev/hidrawX] [[/dev/hidrawX] [...]]
OPTIONS
- --output=path/to/file
- Write the output to the given file. When omitted, hid-recorder prints to stdout.
DESCRIPTION
hid-recorder captures report descriptors and hid reports (events) through the hidraw kernel module and prints them in a standardized format (see below) to debug and replay HID devices.
When invoked without arguments, hid-recorder shows a list of available devices.
hid-recorder needs to be able to read from the hidraw device; usually this means it must be run as root.
FILE FORMAT
The output of hid-recorder has the following syntax:
- •
- # comment lines are ignored when parsing
- •
- D: the device index, only used when recording multiple devices
- •
- R: The report descriptor length in bytes, followed by the report descriptor bytes in hexadecimal
- •
- N: the name of the device
- •
- P: physical path
- •
- I: bus vendor_id product_id
- •
- E: timestamp size report in hexadecimal
EXIT CODE
hid-recorder returns 1 on error.
SEE ALSO
hid-replay(1)
COPYRIGHT
Copyright 2012-2018, Benjamin Tissoires.
Copyright 2018, Red Hat, Inc.
AUTHOR
Benjamin Tissoires benjamin.tissoires@redhat.com