Send a CCS after ServerHello in TLSv1.3 if using middlebox compat mode

[openssl.git] / ssl / ssl_conf.c

diff --git a/ssl/ssl_conf.c b/ssl/ssl_conf.c
index fe090ae40d1b995c8ed1981565938a0b5a385f48..0cd8ace437966e8aee9059c085fca51785469424 100644 (file)
--- a/ssl/ssl_conf.c
+++ b/ssl/ssl_conf.c
@@ -369,7 +369,8 @@ static int cmd_Options(SSL_CONF_CTX *cctx, const char *value)
         SSL_FLAG_TBL_INV("EncryptThenMac", SSL_OP_NO_ENCRYPT_THEN_MAC),
         SSL_FLAG_TBL("NoRenegotiation", SSL_OP_NO_RENEGOTIATION),
         SSL_FLAG_TBL("AllowNoDHEKEX", SSL_OP_ALLOW_NO_DHE_KEX),
-        SSL_FLAG_TBL("PrioritizeChaCha", SSL_OP_PRIORITIZE_CHACHA)
+        SSL_FLAG_TBL("PrioritizeChaCha", SSL_OP_PRIORITIZE_CHACHA),
+        SSL_FLAG_TBL("MiddleboxCompat", SSL_OP_ENABLE_MIDDLEBOX_COMPAT)
     };
     if (value == NULL)
         return -3;
@@ -591,6 +592,7 @@ static const ssl_conf_cmd_tbl ssl_conf_cmds[] = {
     SSL_CONF_CMD_SWITCH("allow_no_dhe_kex", 0),
     SSL_CONF_CMD_SWITCH("prioritize_chacha", SSL_CONF_FLAG_SERVER),
     SSL_CONF_CMD_SWITCH("strict", 0),
+    SSL_CONF_CMD_SWITCH("no_middlebox", 0),
     SSL_CONF_CMD_STRING(SignatureAlgorithms, "sigalgs", 0),
     SSL_CONF_CMD_STRING(ClientSignatureAlgorithms, "client_sigalgs", 0),
     SSL_CONF_CMD_STRING(Curves, "curves", 0),
@@ -665,6 +667,8 @@ static const ssl_switch_tbl ssl_cmd_switches[] = {
     /* chacha reprioritization */
     {SSL_OP_PRIORITIZE_CHACHA, 0},
     {SSL_CERT_FLAG_TLS_STRICT, SSL_TFLAG_CERT}, /* strict */
+    /* no_middlebox */
+    {SSL_OP_ENABLE_MIDDLEBOX_COMPAT, SSL_TFLAG_INV},
 };
 
 static int ssl_conf_cmd_skip_prefix(SSL_CONF_CTX *cctx, const char **pcmd)