SSL_get_version(3) |
OpenSSL |
SSL_get_version(3) |
NAME
SSL_get_version - get the protocol version of a connection.
LIBRARY
libcrypto, -lcrypto
SYNOPSIS
#include <openssl/ssl.h>
const char *SSL_get_version(const SSL *ssl);
DESCRIPTION
SSL_get_version() returns the name of the protocol used for the connection ssl.
RETURN VALUES
The following strings can be returned:
-
SSLv2
-
The connection uses the SSLv2 protocol.
-
SSLv3
-
The connection uses the SSLv3 protocol.
-
TLSv1
-
The connection uses the TLSv1.0 protocol.
-
TLSv1.1
-
The connection uses the TLSv1.1 protocol.
-
TLSv1.2
-
The connection uses the TLSv1.2 protocol.
-
unknown
-
This indicates that no version has been set (no connection established).
SEE ALSO
ssl(3)