0.21.0 (unreleased)

Added

• (proto) trust_dns_proto::rr::Record now serializable (@mvforell) #1536
• (client) new zone_transfer method for AXFR and IXFR use cases, client only (@trinity-1686a) #1478
• (client) Flag for use_edns configuration on AsyncClient (@astro) #1492
• (client) support for TSIG authentication (@trinity-1686a) #1459

Changed

• (resolver) Correct behavior around trust_nx_responses (@peterthejohnston) #1556
• (server) ResponseHandler trait is now async_trait, requires all impls to be annotated with #[async_trait] #1550
• (server) Authority impls required to be internally modifiable and Send + Sync #1550
• (server) Most Authority methods changes to async fn rather than returning custom Future impls #1550
• (server) Authority trait is now async_trait, requires all impls to be annotated with #[async_trait] #1550
• (proto) Header now stores ResponseCode instead of just u8 #1537
• (client) improved async client example documentation (@ErwanDL) #1539
• (resolver) on REFUSED (and other negative) response(s), fall back to other nameservers (@peterthejohnston) #1513 #1526
• (client) the feature dnssec is no longer enabled by default, use dnssec-ring or dnssec-openssl #1506
• (server) dnssec functions of Authority moved into DnsSecAuthority #1506
• (all) Most public enum types are now marked #[non_exaustive] #1426
• (resolver) DnsRequestOptions and ResolverOpts now #[non_exaustive] #1426
• (proto) all I/O Streams now use BufDnsStreamHandle rather than generic DnsStreamHandle #1433
• (proto) DnsResponse response now contains only a single Response #1433
• (proto) Name::append_name and Name::append_domain now properly fallible when name is too long #1448
• (resolver) special handling of the onion. TLD added to static resolution with negative responses (@trinity-1686a) #1479
• (proto) internal Futures converted to Streams to support multiple responses, e.g. AXFR (@trinity-1686a) #1478
• (proto) renamed Signer to SigSigner to differentiate from TSigner #1498

Removed

• (client) Remove AsyncClientConnect and AsyncSecureClientConnect (future impls) in favor of async constructors (@ErwanDL) #1541
• (proto) removed RecordType::DNSSEC and moved all variants of DNSSECRecordType into RecordType #1506
• (proto) removed BufStreamHandle and StreamHandle #1433
• (response) disabled mdns to work on a new solution #1433

Fixed

• (proto) Panic when name exceeds maximal domain name length during display #1447