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New function to access the TLS version from a context as an enum

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Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine
2022-01-13 01:08:03 +01:00
parent 915896f03c
commit e1a0c25f71
3 changed files with 37 additions and 0 deletions
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19
include/mbedtls/ssl.h
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@ -1161,6 +1161,14 @@ struct mbedtls_ssl_session
#endif
};
/** Human-friendly representation of the (D)TLS protocol version. */
typedef enum
{
MBEDTLS_SSL_VERSION_UNKNOWN, /*!< Context not in use or version not yet negotiated. */
MBEDTLS_SSL_VERSION_1_2, /*!< (D)TLS 1.2 */
MBEDTLS_SSL_VERSION_1_3, /*!< (D)TLS 1.3 */
} mbedtls_ssl_protocol_version;
/*
* Identifiers for PRFs used in various versions of TLS.
*/
@ -3933,6 +3941,17 @@ int mbedtls_ssl_get_ciphersuite_id_from_ssl( const mbedtls_ssl_context *ssl );
*/
const char *mbedtls_ssl_get_ciphersuite( const mbedtls_ssl_context *ssl );
/**
* \brief Return the (D)TLS protocol version negotiated in the
* given connection.
*
* \param ssl The SSL context to query.
* \return The negotiated protocol version.
*/
mbedtls_ssl_protocol_version mbedtls_ssl_get_version_number(
const mbedtls_ssl_context *ssl );
/**
* \brief Return the current TLS version
*