From f2851418d1f09b5980659b3ed3142bc4d1bcc714 Mon Sep 17 00:00:00 2001
From: Tom Early <n7tae@tearly.net>
Date: Sat, 6 Apr 2019 08:57:08 -0700
Subject: [PATCH] report irc protocol

---
 QnetGateway.cpp      | 17 ++++++++++++++++-
 ircddb/IRCClient.cpp |  8 ++++++--
 2 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/QnetGateway.cpp b/QnetGateway.cpp
index bc037ff..fb66fdd 100644
--- a/QnetGateway.cpp
+++ b/QnetGateway.cpp
@@ -53,6 +53,7 @@ const std::string IRCDDB_VERSION("QnetGateway-9.0");
 
 extern void dstar_dv_init();
 extern int dstar_dv_decode(const unsigned char *d, int data[3]);
+extern std::atomic<int> ircsocketfamily;
 
 static std::atomic<bool> keep_running(true);
 
@@ -1879,7 +1880,7 @@ void CQnetGateway::Process()
 	if (keep_running)
 		printf("get_irc_data thread started\n");
 
-	ii->kickWatchdog(IRCDDB_VERSION.c_str());
+	ii->kickWatchdog(IRCDDB_VERSION);
 
 	while (keep_running) {
 		ProcessTimeouts();
@@ -2423,6 +2424,20 @@ bool CQnetGateway::Init(char *cfgfile)
 		}
 		rc = ii->getConnectionState();
 	}
+	switch (ircsocketfamily) {
+		case AF_INET:
+			printf("IRC server is using IPV4\n");
+			af_family = AF_INET;
+			break;
+		case AF_INET6:
+			printf("IRC server is using IPV6\n");
+			af_family = AF_INET6;
+			break;
+		default:
+			printf("IRC server is using unknown protocol!\n");
+			af_family = AF_UNSPEC;
+			break;
+	}
 
 	/* udp port 40000 must open first */
 	g2_sock = open_port(g2_external);
diff --git a/ircddb/IRCClient.cpp b/ircddb/IRCClient.cpp
index bb4e43d..9b36a50 100644
--- a/ircddb/IRCClient.cpp
+++ b/ircddb/IRCClient.cpp
@@ -3,13 +3,14 @@
 #include <netdb.h>
 #include <unistd.h>
 #include <string.h>
+#include <atomic>
 
 #include "IRCClient.h"
 #include "IRCutils.h"
 #include "../TCPReaderWriterClient.h"
 
-#include <fcntl.h>
-#include <errno.h>
+std::atomic<int> ircsocketfamily;
+
 
 IRCClient::IRCClient(IRCApplication *app, const std::string &update_channel, const std::string &hostName, unsigned int port, const std::string &callsign, const std::string &password, const std::string &versionInfo)
 {
@@ -57,6 +58,7 @@ void IRCClient::Entry()
 
 	int state = 0;
 	int timer = 0;
+	socklen_t optlen = sizeof(int);
 
 	while (true) {
 
@@ -83,6 +85,8 @@ void IRCClient::Entry()
 
 
             case 4:
+
+				getsockopt(ircSock.GetFD(), SOL_SOCKET, SO_DOMAIN, &ircsocketfamily, &optlen);
                 recvQ = new IRCMessageQueue();
                 sendQ = new IRCMessageQueue();