Fix typos (#2075)

node/Constants.hpp

@@ -299,7 +299,7 @@
 /**
  * Delay between checks of peer pings, etc., and also related housekeeping tasks
  */
-#define ZT_PING_CHECK_INVERVAL 5000
+#define ZT_PING_CHECK_INTERVAL 5000
 
 /**
  * How often the local.conf file is checked for changes (service, should be moved there)

node/Node.cpp

@@ -307,7 +307,7 @@ ZT_ResultCode Node::processBackgroundTasks(void *tptr,int64_t now,volatile int64
 	Mutex::Lock bl(_backgroundTasksLock);
 
 	// Process background bond tasks
-	unsigned long bondCheckInterval = ZT_PING_CHECK_INVERVAL;
+	unsigned long bondCheckInterval = ZT_PING_CHECK_INTERVAL;
 	if (RR->bc->inUse()) {
 		bondCheckInterval = std::max(RR->bc->minReqMonitorInterval(), ZT_CORE_TIMER_TASK_GRANULARITY);
 		if ((now - _lastGratuitousPingCheck) >= ZT_CORE_TIMER_TASK_GRANULARITY) {
@@ -316,7 +316,7 @@ ZT_ResultCode Node::processBackgroundTasks(void *tptr,int64_t now,volatile int64
 		}
 	}
 
-	unsigned long timeUntilNextPingCheck = _lowBandwidthMode ? (ZT_PING_CHECK_INVERVAL * 5) : ZT_PING_CHECK_INVERVAL;
+	unsigned long timeUntilNextPingCheck = _lowBandwidthMode ? (ZT_PING_CHECK_INTERVAL * 5) : ZT_PING_CHECK_INTERVAL;
 	const int64_t timeSinceLastPingCheck = now - _lastPingCheck;
 	if (timeSinceLastPingCheck >= timeUntilNextPingCheck) {
 		try {

osdep/LinuxNetLink.cpp

@@ -546,7 +546,7 @@ void LinuxNetLink::_requestIPv4Routes()
 	la.nl_pid = 0; //getpid();
 	la.nl_groups = RTMGRP_IPV4_ROUTE;
 	if(bind(fd, (struct sockaddr*)&la, sizeof(la))) {
-		fprintf(stderr, "Error binding RTNETLINK (_requiestIPv4Routes #1): %s\n", strerror(errno));
+		fprintf(stderr, "Error binding RTNETLINK (_requestIPv4Routes #1): %s\n", strerror(errno));
 		close(fd);
 		return;
 	}

service/OneService.cpp

@@ -3393,7 +3393,7 @@ public:
 								void *tmpptr = (void *)_tcpFallbackTunnel;
 								phyOnTcpWritable(_tcpFallbackTunnel->sock,&tmpptr);
 							}
-						} else if (_forceTcpRelay || (((now - _lastSendToGlobalV4) < ZT_TCP_FALLBACK_AFTER)&&((now - _lastSendToGlobalV4) > (ZT_PING_CHECK_INVERVAL / 2)))) {
+						} else if (_forceTcpRelay || (((now - _lastSendToGlobalV4) < ZT_TCP_FALLBACK_AFTER)&&((now - _lastSendToGlobalV4) > (ZT_PING_CHECK_INTERVAL / 2)))) {
 							const InetAddress addr(_fallbackRelayAddress);
 							TcpConnection *tc = new TcpConnection();
 							{