2001-05-19 23:07:21 -04:00
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=pod
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=head1 NAME
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SSL_get_version - get the protocol version of a connection.
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=head1 SYNOPSIS
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#include <openssl/ssl.h>
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2006-07-29 15:10:21 -04:00
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const char *SSL_get_version(const SSL *ssl);
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2001-05-19 23:07:21 -04:00
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=head1 DESCRIPTION
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2014-08-07 12:49:55 -04:00
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SSL_get_version() returns the name of the protocol used for the
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2001-05-19 23:07:21 -04:00
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connection B<ssl>.
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=head1 RETURN VALUES
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2014-08-07 12:49:55 -04:00
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The following strings can be returned:
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2001-05-19 23:07:21 -04:00
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=over 4
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=item SSLv2
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The connection uses the SSLv2 protocol.
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=item SSLv3
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The connection uses the SSLv3 protocol.
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=item TLSv1
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2014-08-07 12:49:55 -04:00
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The connection uses the TLSv1.0 protocol.
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=item TLSv1.1
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The connection uses the TLSv1.1 protocol.
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=item TLSv1.2
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The connection uses the TLSv1.2 protocol.
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2001-05-19 23:07:21 -04:00
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=item unknown
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This indicates that no version has been set (no connection established).
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=back
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=head1 SEE ALSO
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L<ssl(3)|ssl(3)>
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=cut
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