gnutls_init: redefine GNUTLS_ENABLE_EARLY_DATA flag for client

The flag was only for the server, but it turned out to be useful for
client to explicitly indicate early data, when 0-RTT is handled
out-of-band as in QUIC.

Signed-off-by: Daiki Ueno <ueno@gnu.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/includes/gnutls/gnutls.h.in b/lib/includes/gnutls/gnutls.h.in
index 4bf949371b..ef33a921c2 100644
--- a/lib/includes/gnutls/gnutls.h.in
+++ b/lib/includes/gnutls/gnutls.h.in
@@ -445,7 +445,9 @@ typedef enum {
  *   finish; similarly to false start the handshake will be completed once data are received by the
  *   client, while the server is able to transmit sooner. This is not enabled by default as it could
  *   break certain existing server assumptions and use-cases. Since 3.6.4.
- * @GNUTLS_ENABLE_EARLY_DATA: Under TLS1.3 allow the server to receive early data sent as part of the initial ClientHello (0-RTT). This is not enabled by default as early data has weaker security properties than other data. Since 3.6.5.
+ * @GNUTLS_ENABLE_EARLY_DATA: Under TLS1.3 allow the server to receive early data sent as part of the initial ClientHello (0-RTT).
+ *   This can also be used to explicitly indicate that the client will send early data.
+ *   This is not enabled by default as early data has weaker security properties than other data. Since 3.6.5.
  * @GNUTLS_FORCE_CLIENT_CERT: When in client side and only a single cert is specified, send that certificate irrespective of the issuers expected by the server. Since 3.5.0.
  * @GNUTLS_NO_TICKETS: Flag to indicate that the session should not use resumption with session tickets.
  * @GNUTLS_KEY_SHARE_TOP3: Generate key shares for the top-3 different groups which are enabled.
@@ -475,8 +477,6 @@ typedef enum {
  *    since gnutls_record_recv() could be interrupted when sending when this flag is enabled.
  *    Note this flag may not be used if you are using the same session for sending and receiving
  *    in different threads.
- * @GNUTLS_ENABLE_EARLY_DATA: Under TLS1.3 allow the server to receive early data sent as part of the initial ClientHello (0-RTT). 
- *    This is not enabled by default as early data has weaker security properties than other data. Since 3.6.5.
  * @GNUTLS_ENABLE_RAWPK: Allows raw public-keys to be negotiated during the handshake. Since 3.6.6.
  * @GNUTLS_NO_AUTO_SEND_TICKET: Under TLS1.3 disable auto-sending of
  *    session tickets during the handshake.