From 9737a38f34b49487223625a77860e957095cae13 Mon Sep 17 00:00:00 2001 From: Matt Caswell Date: Thu, 19 Apr 2018 13:32:45 +0100 Subject: [PATCH] Update version docs Make it clear that you should not attempt to get the version before the first handshake is complete. Fixes #2893 Reviewed-by: Richard Levitte (Merged from https://github.com/openssl/openssl/pull/6014) --- doc/ssl/SSL_get_version.pod | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/doc/ssl/SSL_get_version.pod b/doc/ssl/SSL_get_version.pod index 23b6497d4f..3c2f825000 100644 --- a/doc/ssl/SSL_get_version.pod +++ b/doc/ssl/SSL_get_version.pod @@ -15,7 +15,9 @@ SSL_get_version, SSL_is_dtls - get the protocol information of a connection =head1 DESCRIPTION SSL_get_version() returns the name of the protocol used for the -connection B. +connection B. It should only be called after the initial handshake has been +completed. Prior to that the results returned from this function may be +unreliable. SSL_is_dtls() returns one if the connection is using DTLS, zero if not. @@ -43,7 +45,7 @@ The connection uses the TLSv1.2 protocol. =item unknown -This indicates that no version has been set (no connection established). +This indicates an unknown protocol version. =back -- 2.39.5