1SSL_get_version(3)                  OpenSSL                 SSL_get_version(3)
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NAME

6       SSL_get_version - get the protocol version of a connection.
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SYNOPSIS

9        #include <openssl/ssl.h>
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11        const char *SSL_get_version(const SSL *ssl);
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DESCRIPTION

14       SSL_get_version() returns the name of the protocol used for the
15       connection ssl.
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RETURN VALUES

18       The following strings can be returned:
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20       SSLv2
21           The connection uses the SSLv2 protocol.
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23       SSLv3
24           The connection uses the SSLv3 protocol.
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26       TLSv1
27           The connection uses the TLSv1.0 protocol.
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29       TLSv1.1
30           The connection uses the TLSv1.1 protocol.
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32       TLSv1.2
33           The connection uses the TLSv1.2 protocol.
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35       unknown
36           This indicates that no version has been set (no connection
37           established).
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SEE ALSO

40       ssl(3)
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441.0.2o                            2019-09-10                SSL_get_version(3)