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authorPéter Dimitrov <peterdmv@erlang.org>2020-02-12 14:57:04 +0100
committerPéter Dimitrov <peterdmv@erlang.org>2020-02-12 14:57:04 +0100
commitffa98227d95a09cd5aa7f243a4e61088b8283b1d (patch)
tree817b36d37cbc5888d51a5790e4962ed11384cd25 /lib/ssl/src/ssl_internal.hrl
parent4cfd8a4544a6ae1ec37cede3abb786c3d8f321ff (diff)
parentf436592719c5036e254c10aec59ca3de5e42ee54 (diff)
downloaderlang-ffa98227d95a09cd5aa7f243a4e61088b8283b1d.tar.gz
Merge branch 'maint'
* maint: ssl: Remove debug printouts in tls_1_3_record_SUITE ssl: Improve stability of ssl_key_update_SUITE ssl: Make key update atomic in tls sender ssl: Improve openssl test server ssl: Improve ssl_test_lib ssl: Chunk data before sending ssl: Add ssl_key_update_SUITE ssl: Update documentation ssl: Fix function tests ssl: Implement option 'key_update_at' ssl: Implement limits on key usage (TLS 1.3) ssl: Add API function for key update ssl: Implement KeyUpdate ssl: Forget master_secret after handshake completed ssl: Fix handshake timeout handling in TLS 1.3
Diffstat (limited to 'lib/ssl/src/ssl_internal.hrl')
-rw-r--r--lib/ssl/src/ssl_internal.hrl7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl
index 7ad7378382..a1902b8550 100644
--- a/lib/ssl/src/ssl_internal.hrl
+++ b/lib/ssl/src/ssl_internal.hrl
@@ -109,6 +109,12 @@
-define('24H_in_msec', 86400000).
-define('24H_in_sec', 86400).
+%% https://tools.ietf.org/html/rfc8446#section-5.5
+%% Limits on Key Usage
+%% http://www.isg.rhul.ac.uk/~kp/TLS-AEbounds.pdf
+%% Number of records * Record length
+%% 2^24.5 * 2^14 = 2^38.5
+-define(KEY_USAGE_LIMIT_AES_GCM, 388736063997).
%% This map stores all supported options with default values and
%% list of dependencies:
@@ -144,6 +150,7 @@
key => {undefined, [versions]},
keyfile => {undefined, [versions,
certfile]},
+ key_update_at => {?KEY_USAGE_LIMIT_AES_GCM, [versions]},
log_level => {notice, [versions]},
max_handshake_size => {?DEFAULT_MAX_HANDSHAKE_SIZE, [versions]},
next_protocol_selector => {undefined, [versions]},