tree 44434a56a0fc3f171dcda8bae32520375ee89c00
parent 7540cc2ec0a5c29306ed852483f833c61eddf133
author Steven Valdez <svaldez@google.com> 1550766647 -0500
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1556046983 +0000

Hold off flushing NewSessionTicket until write.

In TLS 1.3, if the client doesn't read from the server, the server might hang
from a filled buffer while waiting for the client to read. Instead we avoid
flushing the NewSessionTicket until there is a write from the server.

Update-Note: This delays the flushing of the NewSessionTicket until the first
write. Consumers may need to force an empty write to send the tickets if they
aren't writing any data to the client.

Change-Id: Iec92043567e9a68c0a250533b7745eddeeae2341
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/34948
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: David Benjamin <davidben@google.com>