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authorBodo Möller <bodo@openssl.org>2011-10-13 13:25:03 +0000
committerBodo Möller <bodo@openssl.org>2011-10-13 13:25:03 +0000
commit79571bb1cad47143b6783ed1436412ae0ea9c938 (patch)
treea83a63ae4dd50f849565600809d517ce755d9111 /doc
parentf72c1a58cb122bea63b53ba3e35f41d0419c36f9 (diff)
Clarify warning
Diffstat (limited to 'doc')
-rw-r--r--doc/ssl/SSL_clear.pod14
1 files changed, 10 insertions, 4 deletions
diff --git a/doc/ssl/SSL_clear.pod b/doc/ssl/SSL_clear.pod
index 8e077e31c9..d4df1bfac3 100644
--- a/doc/ssl/SSL_clear.pod
+++ b/doc/ssl/SSL_clear.pod
@@ -39,10 +39,16 @@ for a description of the method's properties.
SSL_clear() resets the SSL object to allow for another connection. The
reset operation however keeps several settings of the last sessions
(some of these settings were made automatically during the last
-handshake). It only makes sense when opening a new session (or reusing
-an old one) with the same peer that shares these settings.
-SSL_clear() is not a short form for the sequence
-L<SSL_free(3)|SSL_free(3)>; L<SSL_new(3)|SSL_new(3)>; .
+handshake). It only makes sense for a new connection with the exact
+same peer that shares these settings, and may fail if that peer
+changes its settings between connections. Use the sequence
+L<SSL_get_session(3)|SSL_get_session(3)>;
+L<SSL_new(3)|SSL_new(3)>;
+L<SSL_set_session(3)|SSL_set_session(3)>;
+L<SSL_free(3)|SSL_free(3)>
+instead to avoid such failures
+(or simply L<SSL_free(3)|SSL_free(3)>; L<SSL_new(3)|SSL_new(3)>
+if session reuse is not desired).
=head1 RETURN VALUES