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-rw-r--r--net.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/net.c b/net.c
index f663e479..358fa0ab 100644
--- a/net.c
+++ b/net.c
@@ -698,6 +698,49 @@ finalize_it:
}
+
+/* print out which socket we are listening on. This is only
+ * a debug aid. rgerhards, 2007-07-02
+ */
+void debugListenInfo(int fd, char *type)
+{
+ char *szFamily;
+ int port;
+ struct sockaddr sa;
+ struct sockaddr_in *ipv4;
+ struct sockaddr_in6 *ipv6;
+ socklen_t saLen = sizeof(sa);
+
+ if(getsockname(fd, &sa, &saLen) == 0) {
+ switch(sa.sa_family) {
+ case PF_INET:
+ szFamily = "IPv4";
+ ipv4 = (struct sockaddr_in*) &sa;
+ port = ntohs(ipv4->sin_port);
+ break;
+ case PF_INET6:
+ szFamily = "IPv6";
+ ipv6 = (struct sockaddr_in6*) &sa;
+ port = ntohs(ipv6->sin6_port);
+ break;
+ default:
+ szFamily = "other";
+ port = -1;
+ break;
+ }
+ dbgprintf("Listening on %s syslogd socket %d (%s/port %d).\n",
+ type, fd, szFamily, port);
+ return;
+ }
+
+ /* we can not obtain peer info. We are just providing
+ * debug info, so this is no reason to break the program
+ * or do any serious error reporting.
+ */
+ dbgprintf("Listening on syslogd socket %d - could not obtain peer info.\n", fd);
+}
+
+
/* Return a printable representation of a host address.
* Now (2007-07-16) also returns the full host name (if it could be obtained)
* in the second param [thanks to mildew@gmail.com for the patch].