Use Case: Key lock

Summary

• Scope: libelektra-core
• Level: Developer Goal
• Actors: Core, Caller
• Brief: Access to and manipulation of Key's lock flags
• Status: Implemented

Scenarios

• Precondition:
  • `Key` has been created
• Main success scenario:
  • Caller requests lock status of one or multiple flags of a Key
  • Possible lock flags are: name, value, metadata
  • Core returns for which lock flags the lock bit is set in the Key
• Alternative scenario:
  • Caller requests to set one or multiple lock flags for Key
  • Possible lock flags are: Name, Value, Meta
  • Core sets bits for lock flags in the Key
• Error scenario:
• Postcondition:
  • Locked fields cannot be changed via other functions from the Elektra Core API
• Non-functional Constraints: