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- =pod
- =head1 NAME
- SSL_get_version - get the protocol version of a connection.
- =head1 SYNOPSIS
- #include <openssl/ssl.h>
- const char *SSL_get_version(const SSL *ssl);
- =head1 DESCRIPTION
- SSL_get_version() returns the name of the protocol used for the
- connection B<ssl>.
- =head1 RETURN VALUES
- The following strings can be returned:
- =over 4
- =item SSLv2
- The connection uses the SSLv2 protocol.
- =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 that no version has been set (no connection established).
- =back
- =head1 SEE ALSO
- L<ssl(3)|ssl(3)>
- =cut
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