SSL_SESSION_GET_PROTOCOL_VERSION(3)                   Library Functions Manual

NAME
     SSL_SESSION_get_protocol_version - get the session protocol version

SYNOPSIS
     #include <openssl/ssl.h>

     int
     SSL_SESSION_get_protocol_version(const SSL_SESSION *s);

DESCRIPTION
     SSL_SESSION_get_protocol_version() returns the protocol version number
     used by the session s.

RETURN VALUES
     SSL_SESSION_get_protocol_version() returns a constant like TLS1_VERSION
     or TLS1_2_VERSION.

SEE ALSO
     ssl(3), SSL_get_session(3), SSL_SESSION_get0_peer(3),
     SSL_SESSION_get_compress_id(3), SSL_SESSION_get_id(3),
     SSL_SESSION_get_time(3), SSL_SESSION_new(3)

HISTORY
     SSL_SESSION_get_protocol_version() first appeared in OpenSSL 1.1.0 and
     has been available since OpenBSD 6.3.

Linux 6.8.2-arch2-1             March 24, 2018             Linux 6.8.2-arch2-1