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Author SHA1 Message Date
Matt Caswell
42f50fdf8a Silence some more clang warnings 
Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2832)
 2017-03-03 00:05:57 +00:00
Matt Caswell
30d1bab146 Silence some clang warnings 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2831)
 2017-03-02 23:56:36 +00:00
Matt Caswell
83750d9b2b More early data documentation updates following feedback 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
cd9f7f624e Update the API documentation for the latest early data changes 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
09f2887482 Update early data API for writing to unauthenticated clients 
Change the early data API so that the server must use
SSL_write_early_data() to write to an unauthenticated client.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
0665b4edae Rename SSL_write_early() to SSL_write_early_data() 
This is for consistency with the rest of the API where all the functions
are called *early_data*.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
f533fbd44a Rename SSL_read_early() to SSL_read_early_data() 
This is for consistency with the rest of the API where all the functions
are called *early_data*.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
ef466accdc Updates to the early data documentation 
Following on from the latest API changes.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
ade1e88806 Updates to s_server and s_client for the latest early_data API changes 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
3eaa417095 Make SSL_write_early_finish() an internal only function 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
5f9820380f Add early_data tests 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
f7e393be47 Various fixes required to allow SSL_write/SSL_read during early data 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
d7f8783ff9 Enable the server to call SSL_write() without stopping the ability to call SSL_read_early() 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
564547e482 Enable the client to call SSL_read() without stopping the ability to call SSL_write_early() 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
4004ce5f6c Introduce a new early_data state in the state machine 
Also simplifies the state machine a bit.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
bc908c679b Improve the early data sanity check in SSL_do_handshake() 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
6437b802f1 Add documentation for the new s_client and s_server early_data options 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
0a5ece5bd2 Tighten sanity checks when calling early data functions 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
fd6c102520 Add documentation for the early data functions 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
f5b519c416 Make SSL_get_early_data_status() take a const 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:16 +00:00
Matt Caswell
46dcb9457e Make SSL_get_max_early_data() and SSL_CTX_get_max_early_data() take a const 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
fcc4757823 Add a SSL_SESSION_get_max_early_data() function 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
7daf7156d8 Don't attempt to write more early_data than we know the server will accept 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
f637004037 Only accept early_data if the negotiated ALPN is the same 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
a832b5ef7a Skip early_data if appropriate after a HelloRetryRequest 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
38df5a4527 Don't accept early_data if we are going to issue a HelloRetryRequest 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
538bea6c81 Add extra validation parsing the server-to-client early_data extension 
Check that we actually resumed the session, and that we selected the first
identity.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
329114f91f Remove some TLSv1.3 TODOs that are no longer relevant 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
2c604cb9af Validate the ticket age for resumed sessions 
If the ticket age calcualtions do not check out then we must not accept
early data (it could be a replay).

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
6746648c42 Ensure the max_early_data option to s_server can be 0 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
bfa9a9afe8 Provide a default value for max_early_data 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
70ef40a05e Check max_early_data against the amount of early data we actually receive 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
67f78eadd0 Make sure we reset the read sequence when skipping records 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
10109364bf Disallow handshake messages in the middle of early_data 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
c117af6765 Fix seg fault when sending early_data using CCM ciphersuites 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
576eb3958c Get s_client to report on whether early data was accepted or not 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
b2cc7f313e Implement client side parsing of the early_data extension 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
e0655186f9 Add a "-early_data" option to s_server 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
fe5e20fd26 Fix changing of the cipher state when dealing with early data 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
1ea4d09a3c Construct the server side early_data extension 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
d781d247d1 Provide an SSL_read_early() function for reading early data 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
6cb422654d Change the cipher state when sending early data 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
d49e23ec58 Implement the early data changes required in tls13_change_cipher_state() 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
923ac8271b Add an option to s_client to send early_data 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
0a87d0ac62 Parse the early_data extension 
We also skip any early_data that subsequently gets sent. Later commits will
process it if we can.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:15 +00:00
Matt Caswell
a4f376af7e Construct the early_data extension 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:14 +00:00
Matt Caswell
49e7fe12ea Provide functions to write early data 
We provide SSL_write_early() which *must* be called first on a connection
(prior to any other IO function including SSL_connect()/SSL_do_handshake()).
Also SSL_write_early_finish() which signals the end of early data.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:14 +00:00
Matt Caswell
5d5b3fba1f Parse the ticket_early_data_info extension 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:14 +00:00
Matt Caswell
29fac541b0 Teach SSL_trace() about the early_data_info extension 
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:14 +00:00
Matt Caswell
048b189336 Add a -max_early_data option to s_server 
Allows you to set the number of bytes that can be sent as early data

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2737)
 2017-03-02 17:44:14 +00:00