λ ./result/bin/usbguard --help
 Usage: usbguard [OPTIONS] <command> [COMMAND OPTIONS] ...

 Options:

 Commands:
  get-parameter <name>           Get the value of a runtime parameter.
  set-parameter <name> <value>   Set the value of a runtime parameter.
  list-devices                   List all USB devices recognized by the USBGuard daemon.
  allow-device <id|rule|p-rule>  Authorize a device to interact with the system.
  block-device <id|rule|p-rule>  Deauthorize a device.
  reject-device <id|rule|p-rule> Deauthorize and remove a device from the system.

  list-rules                     List the rule set (policy) used by the USBGuard daemon.
  append-rule <rule>             Append a rule to the rule set.
  remove-rule <id>               Remove a rule from the rule set.

  generate-policy                Generate a rule set (policy) based on the connected USB devices.
  watch                          Watch for IPC interface events and print them to stdout.
  read-descriptor                Read a USB descriptor from a file and print it in human-readable form.

  add-user <name>                Add USBGuard IPC user/group (requires root privilges)
  remove-user <name>             Remove USBGuard IPC user/group (requires root privileges)

result
├── bin
│   ├── usbguard
│   ├── usbguard-daemon
│   ├── usbguard-dbus
│   └── usbguard-rule-parser
├── etc
│   └── usbguard
│       ├── IPCAccessControl.d
│       ├── rules.conf
│       └── usbguard-daemon.conf
├── include
│   └── usbguard
│       ├── Audit.hpp
│       ├── ConfigFile.hpp
│       ├── Device.hpp
│       ├── DeviceManagerHooks.hpp
│       ├── DeviceManager.hpp
│       ├── Exception.hpp
│       ├── Interface.hpp
│       ├── IPCClient.hpp
│       ├── IPCServer.hpp
│       ├── KeyValueParser.hpp
│       ├── Logger.hpp
│       ├── MemoryRuleSet.hpp
│       ├── Policy.hpp
│       ├── Predicates.hpp
│       ├── RuleCondition.hpp
│       ├── Rule.hpp
│       ├── RuleSet.hpp
│       ├── Typedefs.hpp
│       ├── USBGuard.hpp
│       └── USB.hpp
├── lib
│   ├── libusbguard.la
│   ├── libusbguard.so -> libusbguard.so.1.0.0
│   ├── libusbguard.so.1 -> libusbguard.so.1.0.0
│   ├── libusbguard.so.1.0.0
│   └── pkgconfig
│       └── libusbguard.pc
├── sbin -> bin
├── share
│   ├── dbus-1
│   │   ├── system.d
│   │   │   └── org.usbguard1.conf
│   │   └── system-services
│   │       └── org.usbguard1.service
│   ├── man
│   │   ├── man1
│   │   │   └── usbguard.1.gz
│   │   ├── man5
│   │   │   ├── usbguard-daemon.conf.5.gz
│   │   │   └── usbguard-rules.conf.5.gz
│   │   └── man8
│   │       ├── usbguard-daemon.8.gz
│   │       └── usbguard-dbus.8.gz
│   └── polkit-1
│       └── actions
│           └── org.usbguard1.policy
└── var
    └── log
        └── usbguard