Package hba implements an hba.conf parser.

Package identmap contains the code for parsing a pg_ident.conf file, which allows a database operator to create some number of mappings between system identities (e.g.: GSSAPI or X.509 principals) and database usernames.

Package pgcode defines the PostgreSQL 5-character support codes used throughout the CockroachDB source tree.

Package pgwirebase contains type definitions and very basic protocol structures to be used by both the pgwire package and by others (particularly by the sql package).