+ count = my_sd_listen_fds();
+ if (count < 0) {
+ Log(LOG_INFO,
+ "Not re-initializing listening sockets of systemd(8) ...");
+ return 0;
+ }
+ if (count > 0) {
+ /* systemd(8) passed sockets to us, so don't try to initialize
+ * listening sockets on our own but use the passed ones */
+ LogDebug("Initializing %d systemd sockets ...", count);
+ for (i = 0; i < count; i++) {
+ fd = SD_LISTEN_FDS_START + i;
+ addr_len = (int)sizeof(addr);
+ getsockname(fd, (struct sockaddr *)&addr, (socklen_t*)&addr_len);
+#ifdef WANT_IPV6
+ if (addr.sin4.sin_family != AF_INET && addr.sin4.sin_family != AF_INET6)
+#else
+ if (addr.sin4.sin_family != AF_INET)
+#endif
+ {
+ /* Socket is of unsupported type! For example, systemd passed in
+ * an IPv6 socket but ngIRCd isn't compiled with IPv6 support. */
+ switch (addr.sin4.sin_family)
+ {
+ case AF_UNSPEC: af_str = "AF_UNSPEC"; break;
+ case AF_UNIX: af_str = "AF_UNIX"; break;
+ case AF_INET: af_str = "AF_INET"; break;
+#ifdef AF_INET6
+ case AF_INET6: af_str = "AF_INET6"; break;
+#endif
+#ifdef AF_NETLINK
+ case AF_NETLINK: af_str = "AF_NETLINK"; break;
+#endif
+ default: af_str = "unknown"; break;
+ }
+ Log(LOG_CRIT,
+ "Socket %d is of unsupported type \"%s\" (%d), have to ignore it!",
+ fd, af_str, addr.sin4.sin_family);
+ close(fd);
+ continue;
+ }
+
+ Init_Socket(fd);
+ if (!io_event_create(fd, IO_WANTREAD, cb_listen)) {
+ Log(LOG_ERR,
+ "io_event_create(): Can't add fd %d: %s!",
+ fd, strerror(errno));
+ continue;
+ }
+ Log(LOG_INFO,
+ "Initialized socket %d from systemd(8): %s:%d.", fd,
+ ng_ipaddr_tostr(&addr), ng_ipaddr_getport(&addr));
+ created++;
+ }
+ return created;
+ }
+
+ /* not using systemd socket activation, initialize listening sockets: */
+