[OpenWrt-Devel] [PATCH libubox 2/2] usock: set socket flags right after creating it

[Rafał Miłecki]

Otherwise some flags like USOCK_NONBLOCK wouldn't work as expected
(O_NONBLOCK affects connect behavior).

Signed-off-by: Rafał Miłecki <zajec5 at gmail.com>
---
 usock.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/usock.c b/usock.c
index 39909c1..7bde620 100644
--- a/usock.c
+++ b/usock.c
@@ -38,7 +38,7 @@ static void usock_set_flags(int sock, unsigned int type)
 		fcntl(sock, F_SETFL, fcntl(sock, F_GETFL) | O_NONBLOCK);
 }
 
-static int usock_connect(struct sockaddr *sa, int sa_len, int family, int socktype, bool server)
+static int usock_connect(int type, struct sockaddr *sa, int sa_len, int family, int socktype, bool server)
 {
 	int sock;
 
@@ -46,6 +46,8 @@ static int usock_connect(struct sockaddr *sa, int sa_len, int family, int sockty
 	if (sock < 0)
 		return -1;
 
+	usock_set_flags(sock, type);
+
 	if (server) {
 		const int one = 1;
 		setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one));
@@ -62,7 +64,7 @@ static int usock_connect(struct sockaddr *sa, int sa_len, int family, int sockty
 	return -1;
 }
 
-static int usock_unix(const char *host, int socktype, bool server)
+static int usock_unix(int type, const char *host, int socktype, bool server)
 {
 	struct sockaddr_un sun = {.sun_family = AF_UNIX};
 
@@ -72,7 +74,7 @@ static int usock_unix(const char *host, int socktype, bool server)
 	}
 	strcpy(sun.sun_path, host);
 
-	return usock_connect((struct sockaddr*)&sun, sizeof(sun), AF_UNIX, socktype, server);
+	return usock_connect(type, (struct sockaddr*)&sun, sizeof(sun), AF_UNIX, socktype, server);
 }
 
 static int usock_inet(int type, const char *host, const char *service, int socktype, bool server)
@@ -92,7 +94,7 @@ static int usock_inet(int type, const char *host, const char *service, int sockt
 		return -1;
 
 	for (rp = result; rp != NULL; rp = rp->ai_next) {
-		sock = usock_connect(rp->ai_addr, rp->ai_addrlen, rp->ai_family, socktype, server);
+		sock = usock_connect(type, rp->ai_addr, rp->ai_addrlen, rp->ai_family, socktype, server);
 		if (sock >= 0)
 			break;
 	}
@@ -107,14 +109,13 @@ int usock(int type, const char *host, const char *service) {
 	int sock;
 
 	if (type & USOCK_UNIX)
-		sock = usock_unix(host, socktype, server);
+		sock = usock_unix(type, host, socktype, server);
 	else
 		sock = usock_inet(type, host, service, socktype, server);
 
 	if (sock < 0)
 		return -1;
 
-	usock_set_flags(sock, type);
 	return sock;
 }
 
-- 
1.8.4.5
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