diff options
Diffstat (limited to 'src/openvpn/options.c')
-rw-r--r-- | src/openvpn/options.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/src/openvpn/options.c b/src/openvpn/options.c index fa53a17..d91bb63 100644 --- a/src/openvpn/options.c +++ b/src/openvpn/options.c @@ -572,6 +572,7 @@ static const char usage_message[] = "--tls-version-min <version> ['or-highest'] : sets the minimum TLS version we\n" " will accept from the peer. If version is unrecognized and 'or-highest'\n" " is specified, require max TLS version supported by SSL implementation.\n" + "--tls-version-max <version> : sets the maximum TLS version we will use.\n" #ifndef ENABLE_CRYPTO_POLARSSL "--pkcs12 file : PKCS#12 file containing local private key, local certificate\n" " and optionally the root CA certificate.\n" @@ -6570,14 +6571,29 @@ add_option (struct options *options, { int ver; VERIFY_PERMISSION (OPT_P_GENERAL); - ver = tls_version_min_parse(p[1], p[2]); + ver = tls_version_parse(p[1], p[2]); if (ver == TLS_VER_BAD) { msg (msglevel, "unknown tls-version-min parameter: %s", p[1]); goto err; } - options->ssl_flags &= ~(SSLF_TLS_VERSION_MASK << SSLF_TLS_VERSION_SHIFT); - options->ssl_flags |= (ver << SSLF_TLS_VERSION_SHIFT); + options->ssl_flags &= + ~(SSLF_TLS_VERSION_MIN_MASK << SSLF_TLS_VERSION_MIN_SHIFT); + options->ssl_flags |= (ver << SSLF_TLS_VERSION_MIN_SHIFT); + } + else if (streq (p[0], "tls-version-max") && p[1]) + { + int ver; + VERIFY_PERMISSION (OPT_P_GENERAL); + ver = tls_version_parse(p[1], NULL); + if (ver == TLS_VER_BAD) + { + msg (msglevel, "unknown tls-version-max parameter: %s", p[1]); + goto err; + } + options->ssl_flags &= + ~(SSLF_TLS_VERSION_MAX_MASK << SSLF_TLS_VERSION_MAX_SHIFT); + options->ssl_flags |= (ver << SSLF_TLS_VERSION_MAX_SHIFT); } #ifndef ENABLE_CRYPTO_POLARSSL else if (streq (p[0], "pkcs12") && p[1]) |