SplitPortList splits the input list of ports into groups containing up to 15 port numbers.

ChainNamePrefix is a prefix used for all our iptables chain names.

HistoricNATRuleInsertRegex is a regex pattern to match to match special-case rules inserted by old versions of felix.

IPSetNamePrefix: similarly for IP sets, we use the following prefix; the IP sets layer adds its own "-" so it isn't included here.

AllHistoricChainNamePrefixes lists all the prefixes that we've used for chains.

AllHistoricIPSetNamePrefixes, similarly contains all the prefixes we've ever used for IP sets.

LegacyV4IPSetNames contains some extra IP set names that were used in older versions of Felix and don't fit our versioned pattern.

Endpoint Mark Mapper (EPM) provides set of functions to manage allocation/free endpoint mark bit given a mark bit mask.

This interface has subset of functions of built in hash32 interface.

Typedefs to prevent accidentally passing the wrong prefix to the Policy/ProfileChainName().