Nsysctl

Jul 20, 2023

Utility to get and set kernel state at runtime

Utility to get and set the kernel state at runtime, features

  • get or set the system state at runtime,
  • handle an object up to CTL_MAXNAME levels,
  • print the right object also with an empty level name,
  • options to show the properties of a parameter,
  • output explicitly indicated by the options,
  • options not mutually exclusive,
  • output via libxo in human and machine readable formats,
  • isolated code to manage opaque values,
  • some string value is parsed to show structured output,
  • avoid non-primitive data types hardcode via libnv,
  • debug without recompiling the kernel with SYSCTL_DEBUG.


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