Package entry implements a simple replacement strategy as a mapper.

ErrInvalidSig occurs when either the current or previous update entry signature verification fails.

ErrPreviousHash occurs when the mutation the hash of the previous entry provided in the mutation does not match the previous entry itself.

ErrReplay occurs when two mutations acting on the same entry & revision occur.

ErrSize occurs when the mutation size is larger than the allowed upper bound.

ErrUnauthorized occurs when the mutation has not been signed by a key in the previous entry.

MaxMutationSize represent the maximum allowed mutation size in bytes.

LogMessage represents a change to a user, and associated data.

VerifyMutationFn verifies that a mutation is internally consistent.