Index: uspace/lib/c/include/ipc/net.h
===================================================================
--- uspace/lib/c/include/ipc/net.h	(revision fe5d3c1b64b0aa0d725ebec36da66268182df69e)
+++ uspace/lib/c/include/ipc/net.h	(revision fe5d3c1b64b0aa0d725ebec36da66268182df69e)
@@ -0,0 +1,275 @@
+/*
+ * Copyright (c) 2009 Lukas Mejdrech
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/** @addtogroup libcipc
+ *  @{
+ */
+
+/** @file
+ *  Networking common message definitions.
+ */
+
+#ifndef LIBC_NET_MESSAGES_H_
+#define LIBC_NET_MESSAGES_H_
+
+#include <ipc/ipc.h>
+#include <ipc/services.h>
+
+/** Returns a value indicating whether the value is in the interval.
+ * @param[in] item	The value to be checked.
+ * @param[in] first_inclusive The first value in the interval inclusive.
+ * @param[in] last_exclusive The first value after the interval.
+ */
+#define IS_IN_INTERVAL(item, first_inclusive, last_exclusive) \
+	(((item) >= (first_inclusive)) && ((item) < (last_exclusive)))
+
+/** @name Networking message counts */
+/*@{*/
+
+/** The number of ARP messages. */
+#define NET_ARP_COUNT		5
+
+/** The number of Ethernet messages. */
+#define NET_ETH_COUNT		0
+
+/** The number of ICMP messages. */
+#define NET_ICMP_COUNT		6
+
+/** The number of inter-network messages. */
+#define NET_IL_COUNT		6
+
+/** The number of IP messages. */
+#define NET_IP_COUNT		4
+
+/** The number of general networking messages. */
+#define NET_NET_COUNT		3
+
+/** The number of network interface driver messages. */
+#define NET_NETIF_COUNT		6
+
+/** The number of network interface layer messages. */
+#define NET_NIL_COUNT		7
+
+/** The number of packet management system messages. */
+#define NET_PACKET_COUNT	5
+
+/** The number of socket messages. */
+#define NET_SOCKET_COUNT	14
+
+/** The number of TCP messages. */
+#define NET_TCP_COUNT		0
+
+/** The number of transport layer messages. */
+#define NET_TL_COUNT		1
+
+/** The number of UDP messages. */
+#define NET_UDP_COUNT		0
+
+/*@}*/
+
+/** @name Networking message intervals
+ */
+/*@{*/
+
+/** The first networking message. */
+#define NET_FIRST		2000
+
+/** The first network interface layer message. */
+#define NET_NETIF_FIRST		NET_FIRST
+
+/** The last network interface layer message. */
+#define NET_NETIF_LAST		(NET_NETIF_FIRST + NET_NETIF_COUNT)
+
+/** The first general networking message. */
+#define NET_NET_FIRST		(NET_NETIF_LAST + 0)
+
+/** The last general networking message. */
+#define NET_NET_LAST		(NET_NET_FIRST + NET_NET_COUNT)
+
+/** The first network interface layer message. */
+#define NET_NIL_FIRST		(NET_NET_LAST + 0)
+
+/** The last network interface layer message. */
+#define NET_NIL_LAST		(NET_NIL_FIRST + NET_NIL_COUNT)
+
+/** The first Ethernet message. */
+#define NET_ETH_FIRST		(NET_NIL_LAST + 0)
+
+/** The last Ethernet message. */
+#define NET_ETH_LAST		(NET_ETH_FIRST + NET_ETH_COUNT)
+
+/** The first inter-network message. */
+#define NET_IL_FIRST		(NET_ETH_LAST + 0)
+
+/** The last inter-network message. */
+#define NET_IL_LAST		(NET_IL_FIRST + NET_IL_COUNT)
+
+/** The first IP message. */
+#define NET_IP_FIRST		(NET_IL_LAST + 0)
+
+/** The last IP message. */
+#define NET_IP_LAST		(NET_IP_FIRST + NET_IP_COUNT)
+
+/** The first ARP message. */
+#define NET_ARP_FIRST		(NET_IP_LAST + 0)
+
+/** The last ARP message. */
+#define NET_ARP_LAST		(NET_ARP_FIRST + NET_ARP_COUNT)
+
+/** The first ICMP message. */
+#define NET_ICMP_FIRST		(NET_ARP_LAST + 0)
+
+/** The last ICMP message. */
+#define NET_ICMP_LAST		(NET_ICMP_FIRST + NET_ICMP_COUNT)
+
+/** The first ICMP message. */
+#define NET_TL_FIRST		(NET_ICMP_LAST + 0)
+
+/** The last ICMP message. */
+#define NET_TL_LAST		(NET_TL_FIRST + NET_TL_COUNT)
+
+/** The first UDP message. */
+#define NET_UDP_FIRST		(NET_TL_LAST + 0)
+
+/** The last UDP message. */
+#define NET_UDP_LAST		(NET_UDP_FIRST + NET_UDP_COUNT)
+
+/** The first TCP message. */
+#define NET_TCP_FIRST		(NET_UDP_LAST + 0)
+
+/** The last TCP message. */
+#define NET_TCP_LAST		(NET_TCP_FIRST + NET_TCP_COUNT)
+
+/** The first socket message. */
+#define NET_SOCKET_FIRST	(NET_TCP_LAST + 0)
+
+/** The last socket message. */
+#define NET_SOCKET_LAST		(NET_SOCKET_FIRST + NET_SOCKET_COUNT)
+
+/** The first packet management system message. */
+#define NET_PACKET_FIRST	(NET_SOCKET_LAST + 0)
+
+/** The last packet management system message.
+ */
+#define NET_PACKET_LAST		(NET_PACKET_FIRST + NET_PACKET_COUNT)
+
+/** The last networking message. */
+#define NET_LAST		NET_PACKET_LAST
+
+/** The number of networking messages. */
+#define NET_COUNT		(NET_LAST - NET_FIRST)
+
+/** Returns a value indicating whether the IPC call is a generic networking
+ *  message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_FIRST, NET_LAST)
+
+/** Returns a value indicating whether the IPC call is an ARP message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_ARP_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_ARP_FIRST, NET_ARP_LAST)
+
+/** Returns a value indicating whether the IPC call is an Ethernet message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_ETH_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_ETH_FIRST, NET_ETH_LAST)
+
+/** Returns a value indicating whether the IPC call is an ICMP message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_ICMP_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_ICMP_FIRST, NET_ICMP_LAST)
+
+/** Returns a value indicating whether the IPC call is an inter-network layer
+ * message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_IL_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_IL_FIRST, NET_IL_LAST)
+
+/** Returns a value indicating whether the IPC call is an IP message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_IP_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_IP_FIRST, NET_IP_LAST)
+
+/** Returns a value indicating whether the IPC call is a generic networking
+ * message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_NET_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_NET_FIRST, NET_NET_LAST)
+
+/** Returns a value indicating whether the IPC call is a network interface layer
+ * message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_NIL_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_NIL_FIRST, NET_NIL_LAST)
+
+/** Returns a value indicating whether the IPC call is a packet manaagement
+ * system message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_PACKET_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_PACKET_FIRST, NET_PACKET_LAST)
+
+/** Returns a value indicating whether the IPC call is a socket message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_SOCKET_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_SOCKET_FIRST, NET_SOCKET_LAST)
+
+/** Returns a value indicating whether the IPC call is a TCP message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_TCP_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_TCP_FIRST, NET_TCP_LAST)
+
+/** Returns a value indicating whether the IPC call is a transport layer message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_TL_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_TL_FIRST, NET_TL_LAST)
+
+/** Returns a value indicating whether the IPC call is a UDP message.
+ * @param[in] call The IPC call to be checked.
+ */
+#define IS_NET_UDP_MESSAGE(call) \
+	IS_IN_INTERVAL(IPC_GET_METHOD(*call), NET_UDP_FIRST, NET_UDP_LAST)
+
+/*@}*/
+
+#endif
+
+/** @}
+ */