From d3ad730d5fb9147b5d10a5c5be59e77add0a931f Mon Sep 17 00:00:00 2001
From: Olivier Houchard <ohouchard@haproxy.com>
Date: Thu, 19 Mar 2026 15:36:25 +0100
Subject: [PATCH] MINOR: protocols: Add a new proto_is_quic() function

Add a new function, proto_is_quic(), that returns true if the protocol
is QUIC (using a datagram socket but provides a stream transport).
---
 include/haproxy/protocol.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/haproxy/protocol.h b/include/haproxy/protocol.h
index 7b14e1581..beb0632e3 100644
--- a/include/haproxy/protocol.h
+++ b/include/haproxy/protocol.h
@@ -124,6 +124,12 @@ static inline int real_family(int ss_family)
 	return fam ? fam->real_family : AF_UNSPEC;
 }
 
+static inline int proto_is_quic(const struct protocol *proto)
+{
+	return (proto->proto_type == PROTO_TYPE_DGRAM &&
+		proto->xprt_type == PROTO_TYPE_STREAM);
+}
+
 #endif /* _HAPROXY_PROTOCOL_H */
 
 /*