diff --git a/pimd/pim_sock.h b/pimd/pim_sock.h
new file mode 100644
index 0000000..e9d5476
--- /dev/null
+++ b/pimd/pim_sock.h
@@ -0,0 +1,52 @@
+/*
+  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: $Format:%an, %ai, %h$ $
+*/
+
+#ifndef PIM_SOCK_H
+#define PIM_SOCK_H
+
+#define PIM_SOCK_ERR_NONE    (0)  /* No error */
+#define PIM_SOCK_ERR_SOCKET  (-1) /* socket() */
+#define PIM_SOCK_ERR_RA      (-2) /* Router Alert option */
+#define PIM_SOCK_ERR_REUSE   (-3) /* Reuse option */
+#define PIM_SOCK_ERR_TTL     (-4) /* TTL option */
+#define PIM_SOCK_ERR_LOOP    (-5) /* Loopback option */
+#define PIM_SOCK_ERR_IFACE   (-6) /* Outgoing interface option */
+#define PIM_SOCK_ERR_DSTADDR (-7) /* Outgoing interface option */
+#define PIM_SOCK_ERR_NONBLOCK_GETFL (-8) /* Get O_NONBLOCK */
+#define PIM_SOCK_ERR_NONBLOCK_SETFL (-9) /* Set O_NONBLOCK */
+
+int pim_socket_raw(int protocol);
+int pim_socket_mcast(int protocol, struct in_addr ifaddr, int loop);
+int pim_socket_join(int fd, struct in_addr group,
+		    struct in_addr ifaddr, int ifindex);
+int pim_socket_join_source(int fd, int ifindex,
+			   struct in_addr group_addr,
+			   struct in_addr source_addr,
+			   const char *ifname);
+int pim_socket_recvfromto(int fd, char *buf, size_t len,
+			  struct sockaddr_in *from, socklen_t *fromlen,
+			  struct sockaddr_in *to, socklen_t *tolen,
+			  int *ifindex);
+
+int pim_socket_mcastloop_get(int fd);
+
+#endif /* PIM_SOCK_H */