Bump smoltcp from 0.7.1 to 0.8.0

[dependabot]

Bumps smoltcp from 0.7.1 to 0.8.0.

Changelog

Sourced from smoltcp's changelog.

[0.8.0] - 2021-12-11

• Minimum Supported Rust Version (MSRV) bumped from 1.40 to 1.56
• Add support for IEEE 802.15.4 + 6LoWPAN medium (#469)
• Add support for IP medium (#401)
• Add defmt logging supprt (#455)
• Add RNG infrastructure (#547, #573)
• Add Context struct that must be passed to some socket methods (#500)
• Remove SocketSet, sockets are owned by Interface now. (#557, #571)
• TCP: Add Nagle's Algorithm. (#500)
• TCP crash and correctness fixes:
  • Add Nagle's Algorithm. (#500)
  • Window scaling fixes. (#500)
  • Fix delayed ack causing ack not to be sent after 3 packets. (#530)
  • Fix RTT estimation for RTTs longer than 1 second (#538)
  • Fix infinite loop when remote side sets a MSS of 0 (#538)
  • Fix infinite loop when retransmit when remote window is 0 (#538)
  • Fix crash when receiving a FIN in SYN_SENT state (#538)
  • Fix overflow crash when receiving a wrong ACK seq in SYN_RECEIVED state (#538)
  • Fix overflow crash when initial sequence number is u32::MAX (#538)
  • Fix infinite loop on challenge ACKs (#542)
  • Reply with RST to invalid packets in SynReceived state. (#542)
  • Do not abort socket when receiving some invalid packets. (#542)
  • Make initial sequence number random. (#547)
  • Reply with RST to ACKs with invalid ackno in SYN_SENT. (#522)
• ARP fixes to deal better with broken networks:
  • Fill cache only from ARP packets, not any packets. (#544)
  • Fill cache only from ARP packets directed at us. (#544)
  • Reject ARP packets with a source address not in the local network. (#536, #544)
  • Ignore unknown ARP packets. (#544)
  • Flush neighbor cache on IP change (#564)
• UDP: Add close() method to unbind socket. (#475, #482)
• DHCP client improvements:
  • Refactored implementation to improve reliability and RFC compliance (#459)
  • Convert to socket (#459)
  • Added max_lease_duration option (#459)
  • Do not set the BROADCAST flag (#548)
  • Add option to ignore NAKs (#548)
• DHCP wire:
  • Fix DhcpRepr::buffer_len not accounting for lease time, router and subnet options (#478)
  • Emit DNS servers in DhcpRepr (#510)
  • Fix incorrect bit for BROADCAST flag (#548)
• Improve resilience against packet ingress processing errors (#281, #483)
• Implement std::error::Error for smoltcp::Error (#485)
• Update managed from 0.7 to 0.8 (442)
• Fix incorrect timestamp in PCAP captures (#513)
• Use microseconds instead of milliseconds in Instant and Duration (#514)
• Expose inner Device in PcapWriter (#524)
• Fix assert with any_ip + broadcast dst_addr. (#533, #534)
• Simplify PcapSink trait (#535)

... (truncated)

Commits

• e88e324 Add v0.8 changelog.
• 8256c3c Update docs.
• de10985 Merge #577
• b538b42 rand: fix overflow (issue #576)
• 774b375 Merge #573
• bc93fbe Merge #575
• bf525bf ieee802154: random sequence number
• 3644b94 rand: use simple PRNG owned by Interface, sockets access it through Context.
• 0ebf896 socket: refactor Context to be just InterfaceInner.
• 7d633aa Merge #571
• Additional commits viewable in compare view

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[dependabot]

Superseded by #41.