Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22612)
**SCID:** Source Connection ID. Found in some QUIC packet headers.
+**SRT:** Stateless reset token.
+
+**SRTM:** Stateless reset token manager. Object which tracks SRTs we have
+received.
+
**SSTREAM:** Send stream. Internal send buffer management object used to store
data which has been passed to libssl for sending but which has not yet been
transmitted, or not yet been acknowledged.