From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Sun, 13 Oct 2019 12:44:17 +0000 (+0200)
Subject: Make the client talk to the UDP proxy.
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=60f3a748a498395320247a117a0cbd9a08fecbb4;p=ultimatescore

Make the client talk to the UDP proxy.
---

diff --git a/client/mainwindow.cpp b/client/mainwindow.cpp
index 26f684e..39e046c 100644
--- a/client/mainwindow.cpp
+++ b/client/mainwindow.cpp
@@ -8,6 +8,7 @@
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/socket.h>
+#include <unistd.h>
 
 using namespace std;
 
@@ -396,6 +397,21 @@ void MainWindow::show_nothing_clicked()
 	ws->send_command("eval hidetable()");
 }
 
+void udp_thread_nat_func(int sock, int port)
+{
+	sockaddr_in6 saddr6;
+	memset(&saddr6, 0, sizeof(saddr6));
+	saddr6.sin6_family = AF_INET6;
+	inet_pton(AF_INET6, "::ffff:193.35.52.50", &saddr6.sin6_addr);
+	saddr6.sin6_port = htons(port);
+
+	for ( ;; ) {
+		char buf[] = "ping";
+		sendto(sock, buf, 4, 0, (sockaddr *)&saddr6, sizeof(saddr6));
+		sleep(1);
+	}
+}
+
 void MainWindow::udp_thread_func(int port)
 {
 	int sock = socket(PF_INET6, SOCK_DGRAM, IPPROTO_UDP);
@@ -420,6 +436,8 @@ void MainWindow::udp_thread_func(int port)
 		exit(1);
 	}
 
+	std::thread(&udp_thread_nat_func, sock, port + 1000).detach();
+
 	for ( ;; ) {
 		char buf[4096];
 		int err = recv(sock, buf, sizeof(buf), 0);