diff --git a/pimd/pim_str.c b/pimd/pim_str.c
new file mode 100644
index 0000000..7dce7a8
--- /dev/null
+++ b/pimd/pim_str.c
@@ -0,0 +1,46 @@
+/*
+  PIM for Quagga
+  Copyright (C) 2008  Everton da Silva Marques
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+  
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING; if not, write to the
+  Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+  MA 02110-1301 USA
+  
+  $QuaggaId: $Format:%an, %ai, %h$ $
+*/
+
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+
+#include <zebra.h>
+
+#include "log.h"
+
+#include "pim_str.h"
+
+void pim_inet4_dump(const char *onfail, struct in_addr addr, char *buf, int buf_size)
+{
+  int save_errno = errno;
+
+  if (!inet_ntop(AF_INET, &addr, buf, buf_size)) {
+    int e = errno;
+    zlog_warn("pim_inet4_dump: inet_ntop(AF_INET,buf_size=%d): errno=%d: %s",
+	      buf_size, e, strerror(e));
+    if (onfail)
+      snprintf(buf, buf_size, "%s", onfail);
+  }
+
+  errno = save_errno;
+}