v0.13.0 Lucky Luke

Major features:

• Replaced newlib libc with musl libc - which includes POSIX
• Added a linux syscall layer to be compatible with musl
• TCP SACK option support (receiver side)

Read more about our Linux compatibility here.

Minor features:

• Stateful TCP conntrack module
• New memory allocator as backend for mmap
• VFS plugin and config support
  • Now used to mount file descriptors for POSIX support - utilized by RNG and Syslog
• Timestamp plugin for stdout
• Statman and Bufferstore rewritten to use more modern C++
• Many features added to Linux platform (LTO, PGO, callstack generation etc.)

Compatibility:

• Boot and vmrunner now supports solo5

Experimental:

• New IPv6 implementation. Currently a work in progress
  • Including TCP API support
• MLDv2 and NDP (not finished)

Fixes:

• Fixed a flag in vmxnet3 restricting it from receiving VLAN tagged frames
• DNS client hardening

Other:

• TCP buffer sizes is now set per stack (and not per connection)
• DHCP now continues “forever” (but with less frequency)
• net::Socket is now using union address net::Addr which contains either a IPv4 or IPv6 address - many calls has now been replaced with net::Addr
• Print last received packet on panic
• Updated NaCl version
  • Timer type added, which makes it possible to have the service print a timestamp or information about memory, CPU and more at a set interval
  • New implementation under the hood, where each NaCl type can register into the transpiler dynamically
  • Updates to the Iface type which now incorporates the Vlan type (Vlan as its own type has been removed)
  • Iface members added: buffer_limit and send_queue_limit
• Updated solo5 version