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-=pod
-
-=head1 NAME
-
-SSL_get_version, SSL_is_dtls - get the protocol information of a connection
-
-=head1 SYNOPSIS
-
- #include <openssl/ssl.h>
-
- const char *SSL_get_version(const SSL *ssl);
-
- int SSL_is_dtls(const SSL *ssl);
-
-=head1 DESCRIPTION
-
-SSL_get_version() returns the name of the protocol used for the
-connection B<ssl>. 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.
-
-=head1 RETURN VALUES
-
-SSL_get_version() returns one of the following strings:
-
-=over 4
-
-=item SSLv3
-
-The connection uses the SSLv3 protocol.
-
-=item TLSv1
-
-The connection uses the TLSv1.0 protocol.
-
-=item TLSv1.1
-
-The connection uses the TLSv1.1 protocol.
-
-=item TLSv1.2
-
-The connection uses the TLSv1.2 protocol.
-
-=item unknown
-
-This indicates an unknown protocol version.
-
-=back
-
-=head1 SEE ALSO
-
-L<ssl(3)>
-
-=head1 HISTORY
-
-SSL_is_dtls() was added in OpenSSL 1.1.0.
-
-=head1 COPYRIGHT
-
-Copyright 2001-2018 The OpenSSL Project Authors. All Rights Reserved.
-
-Licensed under the OpenSSL license (the "License"). You may not use
-this file except in compliance with the License. You can obtain a copy
-in the file LICENSE in the source distribution or at
-L<https://www.openssl.org/source/license.html>.
-
-=cut