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tailscale/net
David Crawshaw f414a9cc01 net/dns/resolver: EDNS OPT record off-by-one
I don't know how to get access to a real packet. Basing this commit
entirely off:

       +------------+--------------+------------------------------+
       | Field Name | Field Type   | Description                  |
       +------------+--------------+------------------------------+
       | NAME       | domain name  | MUST be 0 (root domain)      |
       | TYPE       | u_int16_t    | OPT (41)                     |
       | CLASS      | u_int16_t    | requestor's UDP payload size |
       | TTL        | u_int32_t    | extended RCODE and flags     |
       | RDLEN      | u_int16_t    | length of all RDATA          |
       | RDATA      | octet stream | {attribute,value} pairs      |
       +------------+--------------+------------------------------+

From https://datatracker.ietf.org/doc/html/rfc6891#section-6.1.2

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
3 years ago
..
dns net/dns/resolver: EDNS OPT record off-by-one 3 years ago
dnscache
dnsfallback
flowtrack net/packet, wgengine/filter: support SCTP 4 years ago
interfaces net/{dnscache,interfaces}: use netaddr.IP.IsPrivate, delete copied code 3 years ago
netcheck
netns
netstat
nettest net/nettest: make nettest.NewConn pass x/net/nettest.TestConn. 4 years ago
packet
portmapper
socks5 net/socks5/tssocks: add a SOCKS5 dialer type, method-ifying code 3 years ago
speedtest
stun
tlsdial net/tlsdial, derp/derphttp: finish DERPNode.CertName validation 4 years ago
tsaddr net/tsaddr: simplify TailscaleServiceIP 3 years ago
tshttpproxy
tstun