Init sets a capability state pointer to the initial capability state.

Ambient set of capabilities that are preserved across an execve(2) of a program that is not privileged.

Bounding is a mechanism that can be used to limit the capabilities that are gained during execve(2).

Effective is the set of capabilities used by the kernel to perform permission checks for the thread.

Inheritable is the set of capabilities preserved across an execve(2).

Permitted is the limiting superset for the effective capabilities that the thread may assume.

Capabilities holds the capabilities header and data.

CapabilitySet holds one of the 4 capability set types.