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Tweak TLS API #1512

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Jul 30, 2018
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Tweak TLS API #1512

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18 changes: 10 additions & 8 deletions draft-ietf-quic-tls.md
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Expand Up @@ -440,10 +440,10 @@ Important:

### Encryption Level Changes

At each change of encryption level in either direction, TLS signals QUIC,
providing the new level and the encryption keys. These events are not
asynchronous, they always occur immediately after TLS is provided with new
handshake octets, or after TLS produces handshake octets.
At each change of encryption level in either direction, TLS provides QUIC with
the new level and the encryption keys. These events are not asynchronous, they
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Should this be a semicolon instead of a comma?

always occur immediately after TLS is provided with new handshake octets, or
after TLS produces handshake octets.

If 0-RTT is possible, it is ready after the client sends a TLS ClientHello
message or the server receives that message. After providing a QUIC client with
Expand All @@ -469,25 +469,27 @@ transmission.
Client Server

Get Handshake
Initial ------------>
Initial ------------->
Rekey tx to 0-RTT Keys
0-RTT -------------->
0-RTT --------------->
Handshake Received
Get Handshake
<------------ Initial
<------------- Initial
Rekey rx to 0-RTT keys
Handshake Received
Rekey rx to Handshake keys
Get Handshake
<----------- Handshake
Rekey tx to 1-RTT keys
<--------------- 1-RTT
Handshake Received
Rekey rx to Handshake keys
Handshake Received
Get Handshake
Handshake Complete
Handshake ----------->
Rekey tx to 1-RTT keys
Handshake ---------->
1-RTT --------------->
Handshake Received
Rekey rx to 1-RTT keys
Get Handshake
Expand Down