Provide SSL_is_quic()

This function will allow code to know if the SSL connection is configured
for use with QUIC or not. Also move existing SSL_.*quic.* functions under
LIBRESSL_HAS_QUIC to prevent exposing them prematurely.

ok beck@ tb@

1 files changed, 7 insertions, 1 deletions

diff --git a/src/lib/libssl/ssl_lib.c b/src/lib/libssl/ssl_lib.c
index 2cdcef444c..860a58ddd1 100644
--- a/src/lib/libssl/ssl_lib.c
+++ b/src/lib/libssl/ssl_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssl_lib.c,v 1.295 2022/07/02 16:31:04 tb Exp $ */
+/* $OpenBSD: ssl_lib.c,v 1.296 2022/07/17 14:49:01 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -3316,6 +3316,12 @@ OBJ_bsearch_ssl_cipher_id(SSL_CIPHER *key, SSL_CIPHER const *base, int num)
 }
 
 int
+SSL_is_quic(const SSL *ssl)
+{
+        return ssl->quic_method != NULL;
+}
+
+int
 SSL_set_quic_transport_params(SSL *ssl, const uint8_t *params,
     size_t params_len)
 {