quic: don't exceed anti-amp limit with Initial padding

When the anti-amplification limit is less than 1200 bytes,
we can not send a padded Initial packet. Detect and handle this case.

Fixes golang/go#81082

Change-Id: Ib56a6cfeca1084a0bb8d1efc79ee95946a6a6964
Reviewed-on: https://go-review.googlesource.com/c/net/+/820680
LUCI-TryBot-Result: golang-scoped@luci-project-accounts.iam.gserviceaccount.com <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Nicholas Husin <nsh@golang.org>
Reviewed-by: Nicholas Husin <husin@google.com>
4 files changed
tree: 15c059fa0835ed0557b35c67885a0d101022a10d
  1. bpf/
  2. context/
  3. dict/
  4. dns/
  5. html/
  6. http/
  7. http2/
  8. http3/
  9. icmp/
  10. idna/
  11. internal/
  12. ipv4/
  13. ipv6/
  14. lif/
  15. nettest/
  16. netutil/
  17. proxy/
  18. publicsuffix/
  19. quic/
  20. route/
  21. trace/
  22. webdav/
  23. websocket/
  24. xsrftoken/
  25. .gitattributes
  26. .gitignore
  27. codereview.cfg
  28. CONTRIBUTING.md
  29. go.mod
  30. go.sum
  31. LICENSE
  32. PATENTS
  33. README.md
README.md

Go Networking

Go Reference

This repository holds supplementary Go networking packages.

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This repository uses Gerrit for code changes. To learn how to submit changes to this repository, see https://go.dev/doc/contribute.

The git repository is https://go.googlesource.com/net.

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