From 40b85488dc88318bb610c1c4daff41fdb6725c22 Mon Sep 17 00:00:00 2001
From: Kyle Schwarz <kschwarz@intrepidcs.com>
Date: Wed, 11 Dec 2024 17:25:36 -0500
Subject: [PATCH] TCP: Add LIBICSNEO_DISABLE_TCP env option

---
 platform/tcp.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/platform/tcp.cpp b/platform/tcp.cpp
index 85bddcc..1f44202 100644
--- a/platform/tcp.cpp
+++ b/platform/tcp.cpp
@@ -88,6 +88,21 @@ void TCP::Socket::poll(uint16_t event, uint32_t msTimeout) {
 }
 
 void TCP::Find(std::vector<FoundDevice>& found) {
+	static const auto tcpDisabled = []() -> bool {
+		#ifdef _MSC_VER
+		#pragma warning(push)
+		#pragma warning(disable : 4996)
+		#endif
+		const auto disabled = std::getenv("LIBICSNEO_DISABLE_TCP");
+		return disabled ? std::stoi(disabled) : false;
+		#ifdef _MSC_VER
+		#pragma warning(pop)
+		#endif
+	};
+	if(tcpDisabled()) {
+		return;
+	}
+
 	static const auto MDNS_PORT = htons((unsigned short)5353);
 	static const auto MDNS_IP = htonl((((uint32_t)224U) << 24U) | ((uint32_t)251U));