stun

commit 0ec79d3e398536b449fca3bda7cd0d6279f39f76
parent ffe19b0b3e2279d09c50fd994ff9b17180c71cfe
Author: sin <sin@2f30.org>
Date:   Sat,  2 Apr 2016 09:02:03 +0100

fix style

Diffstat:
M
stun.c
 | 
26
+++++++++-----------------

1 file changed, 9 insertions(+), 17 deletions(-)
diff --git a/stun.c b/stun.c
@@ -561,15 +561,14 @@ tunnel(int netfd, int devfd)
 {
 	unsigned char buf[MAXPAYLOADLEN];
 	struct pollfd pfd[2];
-	int ret, n;
+	int n;
 
 	pfd[0].fd = netfd;
 	pfd[0].events = POLLIN;
 	pfd[1].fd = devfd;
 	pfd[1].events = POLLIN;
 	for (;;) {
-		ret = poll(pfd, 2, -1);
-		if (ret < 0)
+		if (poll(pfd, 2, -1) < 0)
 			logerr("poll failed");
 
 		if (pfd[0].revents & (POLLERR | POLLNVAL) ||
@@ -621,8 +620,7 @@ serversetup(int devfd)
 			continue;
 		setsockopt(listenfd, SOL_SOCKET, SO_REUSEADDR, (int []){1},
 		           sizeof(int));
-		ret = bind(listenfd, p->ai_addr, p->ai_addrlen);
-		if (ret < 0) {
+		if (bind(listenfd, p->ai_addr, p->ai_addrlen) < 0) {
 			close(listenfd);
 			continue;
 		}
@@ -632,8 +630,7 @@ serversetup(int devfd)
 		logerr("failed to bind socket");
 	freeaddrinfo(ai);
 
-	ret = listen(listenfd, 5);
-	if (ret < 0)
+	if (listen(listenfd, 5) < 0)
 		logerr("listen failed");
 
 	revokeprivs();
@@ -650,14 +647,12 @@ serversetup(int devfd)
 		setsockopt(netfd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv));
 		setsockopt(netfd, IPPROTO_TCP, TCP_NODELAY, (int []){1}, sizeof(int));
 
-		ret = challenge(netfd);
-		if (ret < 0) {
+		if (challenge(netfd) < 0) {
 			logwarn("server -> client challenge failed");
 			goto err;
 		}
 
-		ret = response(netfd);
-		if (ret < 0) {
+		if (response(netfd) < 0) {
 			logwarn("server -> client response failed");
 			goto err;
 		}
@@ -689,8 +684,7 @@ clientsetup(int devfd)
 		netfd = socket(AF_INET, SOCK_STREAM, 0);
 		if (netfd < 0)
 			continue;
-		ret = connect(netfd, p->ai_addr, p->ai_addrlen);
-		if (ret < 0) {
+		if (connect(netfd, p->ai_addr, p->ai_addrlen) < 0) {
 			close(netfd);
 			continue;
 		}
@@ -710,14 +704,12 @@ clientsetup(int devfd)
 	if (debug)
 		logdbg("connected to %s:%s", host, port);
 
-	ret = response(netfd);
-	if (ret < 0) {
+	if (response(netfd) < 0) {
 		logwarn("client -> server response failed");
 		goto err;
 	}
 
-	ret = challenge(netfd);
-	if (ret < 0) {
+	if (challenge(netfd) < 0) {
 		logwarn("client -> server challenge failed");
 		goto err;
 	}