+
+ if (sinp) {
+ socklen_t sin_len = sizeof sin;
+ if (getsockname(fd, (struct sockaddr *) &sin, &sin_len) < 0){
+ error = errno;
+ VLOG_ERR("%s: getsockname: %s", target_, strerror(error));
+ goto exit_close;
+ }
+ if (sin.sin_family != AF_INET || sin_len != sizeof sin) {
+ VLOG_ERR("%s: getsockname: invalid socket name", target_);
+ goto exit_close;
+ }
+ *sinp = sin;
+ }
+