new file mode 100644
--- /dev/null
+++ b/packages/net/tcpip/current/src/sys/netinet/in_proto.c
@@ -0,0 +1,410 @@
+//==========================================================================
+//
+//      sys/netinet/in_proto.c
+//
+//     
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//                                                                          
+// -------------------------------------------                              
+// The contents of this file are subject to the Red Hat eCos Public License 
+// Version 1.1 (the "License"); you may not use this file except in         
+// compliance with the License.  You may obtain a copy of the License at    
+// http://www.redhat.com/                                                   
+//                                                                          
+// Software distributed under the License is distributed on an "AS IS"      
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the 
+// License for the specific language governing rights and limitations under 
+// the License.                                                             
+//                                                                          
+// The Original Code is eCos - Embedded Configurable Operating System,      
+// released September 30, 1998.                                             
+//                                                                          
+// The Initial Developer of the Original Code is Red Hat.                   
+// Portions created by Red Hat are                                          
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
+// All Rights Reserved.                                                     
+// -------------------------------------------                              
+//                                                                          
+//####COPYRIGHTEND####
+//####BSDCOPYRIGHTBEGIN####
+//
+// -------------------------------------------
+//
+// Portions of this software may have been derived from OpenBSD or other sources,
+// and are covered by the appropriate copyright disclaimers included herein.
+//
+// -------------------------------------------
+//
+//####BSDCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    gthomas
+// Contributors: gthomas
+// Date:         2000-01-10
+// Purpose:      
+// Description:  
+//              
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+
+/*	$OpenBSD: in_proto.c,v 1.17 1999/12/09 03:46:59 angelos Exp $	*/
+/*	$NetBSD: in_proto.c,v 1.14 1996/02/18 18:58:32 christos Exp $	*/
+
+/*
+ * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name of the project nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``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 PROJECT OR CONTRIBUTORS 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.
+ */
+
+/*
+ * Copyright (c) 1982, 1986, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
+ *
+ *	@(#)in_proto.c	8.1 (Berkeley) 6/10/93
+ */
+
+/*
+%%% portions-copyright-nrl-95
+Portions of this software are Copyright 1995-1998 by Randall Atkinson,
+Ronald Lee, Daniel McDonald, Bao Phan, and Chris Winters. All Rights
+Reserved. All rights under this copyright have been assigned to the US
+Naval Research Laboratory (NRL). The NRL Copyright Notice and License
+Agreement Version 1.1 (January 17, 1995) applies to these portions of the
+software.
+You should have received a copy of the license with this software. If you
+didn't get a copy, you may request one from <license@ipv6.nrl.navy.mil>.
+*/
+
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <sys/protosw.h>
+#include <sys/domain.h>
+#include <sys/mbuf.h>
+
+#include <net/if.h>
+#include <net/radix.h>
+#include <net/route.h>
+
+#include <netinet/in.h>
+#include <netinet/in_systm.h>
+#include <netinet/ip.h>
+#include <netinet/ip_var.h>
+#include <netinet/ip_icmp.h>
+#include <netinet/in_pcb.h>
+
+#ifdef INET6
+#ifndef INET
+#include <netinet/in.h>
+#endif
+#include <netinet/ip6.h>
+#endif
+
+#include <netinet/igmp_var.h>
+#include <netinet/tcp.h>
+#include <netinet/tcp_fsm.h>
+#include <netinet/tcp_seq.h>
+#include <netinet/tcp_timer.h>
+#include <netinet/tcp_var.h>
+#include <netinet/tcpip.h>
+#include <netinet/tcp_debug.h>
+#include <netinet/udp.h>
+#include <netinet/udp_var.h>
+/*
+ * TCP/IP protocol family: IP, ICMP, UDP, TCP.
+ */
+
+#if 0 /*KAME IPSEC*/
+#include <netinet6/ah.h>
+#ifdef IPSEC_ESP
+#include <netinet6/esp.h>
+#endif
+#include <netinet6/ipcomp.h>
+#endif /* IPSEC */
+
+#ifndef __ECOS
+#include "gif.h"
+#endif
+#if NGIF > 0
+#include <netinet/in_gif.h>
+#endif
+
+#ifdef NSIP
+#include <netns/ns_var.h>
+#include <netns/idp_var.h>
+#endif /* NSIP */
+
+#ifdef IPXIP
+#include <netipx/ipx.h>
+#include <netipx/ipx_ip.h>
+#endif /* NSIP */
+
+#ifdef TPIP
+#include <netiso/tp_param.h>
+#include <netiso/tp_var.h>
+#endif /* TPIP */
+
+#ifdef EON
+#include <netiso/eonvar.h>
+#endif /* EON */
+
+#ifdef MROUTING
+#include <netinet/ip_mroute.h>
+#endif /* MROUTING */
+
+#ifdef IPFILTER
+void	iplinit __P((void));
+#define ip_init	iplinit
+#endif
+
+#ifdef INET6
+#include <netinet6/ip6_var.h>
+#endif /* INET6 */
+
+#ifdef IPSEC
+#include <netinet/ip_ipsp.h>
+#include <netinet/ip_ah.h>
+#include <netinet/ip_esp.h>
+#include <netinet/ip_ip4.h>
+#include <netinet/ip_ether.h>
+#endif
+
+#ifndef CYGPKG_NET_SYSCTL
+#define ip_sysctl     0
+#define udp_sysctl    0
+#define tcp_sysctl    0
+#define icmp_sysctl   0
+#endif
+
+extern	struct domain inetdomain;
+
+struct protosw inetsw[] = {
+{ 0,		&inetdomain,	0,		0,
+  0,		ip_output,	0,		0,
+  0,
+  ip_init,	0,		ip_slowtimo,	ip_drain,	ip_sysctl
+},
+{ SOCK_DGRAM,	&inetdomain,	IPPROTO_UDP,	PR_ATOMIC|PR_ADDR,
+  udp_input,	0,		udp_ctlinput,	ip_ctloutput,
+  udp_usrreq,
+  udp_init,	0,		0,		0,		udp_sysctl
+},
+{ SOCK_STREAM,	&inetdomain,	IPPROTO_TCP,	PR_CONNREQUIRED|PR_WANTRCVD,
+  tcp_input,	0,		tcp_ctlinput,	tcp_ctloutput,
+  tcp_usrreq,
+  tcp_init,	tcp_fasttimo,	tcp_slowtimo,	tcp_drain,	tcp_sysctl
+},
+{ SOCK_RAW,	&inetdomain,	IPPROTO_RAW,	PR_ATOMIC|PR_ADDR,
+  rip_input,	rip_output,	0,		rip_ctloutput,
+  rip_usrreq,
+  0,		0,		0,		0,
+},
+{ SOCK_RAW,	&inetdomain,	IPPROTO_ICMP,	PR_ATOMIC|PR_ADDR,
+  icmp_input,	rip_output,	0,		rip_ctloutput,
+  rip_usrreq,
+  0,		0,		0,		0,		icmp_sysctl
+},
+#if NGIF > 0 && !defined(IPSEC)
+{ SOCK_RAW,	&inetdomain,	IPPROTO_IPV4,	PR_ATOMIC|PR_ADDR,
+  in_gif_input,	0,	 	0,		0,
+  0,	  
+  0,		0,		0,		0,
+},
+#ifdef INET6
+{ SOCK_RAW,	&inetdomain,	IPPROTO_IPV6,	PR_ATOMIC|PR_ADDR,
+  in_gif_input,	0,	 	0,		0,
+  0,	  
+  0,		0,		0,		0,
+},
+#endif /* INET6 */
+#else /* NGIF */
+#if defined(IPSEC) || defined(MROUTING)
+{ SOCK_RAW,	&inetdomain,	IPPROTO_IPIP,	PR_ATOMIC|PR_ADDR,
+  ip4_input,	rip_output,	0,		rip_ctloutput,
+  rip_usrreq,	/* XXX */
+  0,		0,		0,		0,		ip4_sysctl
+},
+#if NGIF > 0 && defined(INET6)
+{ SOCK_RAW,	&inetdomain,	IPPROTO_IPV6,	PR_ATOMIC|PR_ADDR,
+  in_gif_input,	0,	 	0,		0,
+  0,	  
+  0,		0,		0,		0,
+},
+#endif /* NGIF && INET6 */
+#endif /* MROUTING || IPSEC */
+#endif /*NGIF*/
+{ SOCK_RAW,	&inetdomain,	IPPROTO_IGMP,	PR_ATOMIC|PR_ADDR,
+  igmp_input,	rip_output,	0,		rip_ctloutput,
+  rip_usrreq,
+  igmp_init,	igmp_fasttimo,	igmp_slowtimo,	0,
+},
+#ifdef TPIP
+{ SOCK_SEQPACKET,&inetdomain,	IPPROTO_TP,	PR_CONNREQUIRED|PR_WANTRCVD,
+  tpip_input,	0,		tpip_ctlinput,	tp_ctloutput,
+  tp_usrreq,
+  tp_init,	0,		tp_slowtimo,	tp_drain,
+},
+#endif /* TPIP */
+/* EON (ISO CLNL over IP) */
+#ifdef EON
+{ SOCK_RAW,	&inetdomain,	IPPROTO_EON,	0,
+  eoninput,	0,		eonctlinput,		0,
+  0,
+  eonprotoinit,	0,		0,		0,
+},
+#endif /* EON */
+#ifdef IPXIP
+{ SOCK_RAW,	&inetdomain,	IPPROTO_IDP,	PR_ATOMIC|PR_ADDR,
+  ipxip_input,	rip_output,	ipxip_ctlinput,	0,
+  rip_usrreq,
+  ipxipprotoinit,0,		0,		0,
+},
+#endif /* NSIP */
+#ifdef NSIP
+{ SOCK_RAW,	&inetdomain,	IPPROTO_IDP,	PR_ATOMIC|PR_ADDR,
+  idpip_input,	rip_output,	nsip_ctlinput,	0,
+  rip_usrreq,
+  0,		0,		0,		0,
+},
+#endif /* NSIP */
+#ifdef IPSEC
+{ SOCK_RAW,   &inetdomain,    IPPROTO_AH,     PR_ATOMIC|PR_ADDR,
+  ah_input,   rip_output,     0,              rip_ctloutput,
+  rip_usrreq,
+  0,          0,              0,              0,		ah_sysctl
+},
+{ SOCK_RAW,   &inetdomain,    IPPROTO_ESP,    PR_ATOMIC|PR_ADDR,
+  esp_input,  rip_output,     0,              rip_ctloutput,
+  rip_usrreq,
+  0,          0,              0,              0,		esp_sysctl
+},
+{ SOCK_RAW,   &inetdomain,    IPPROTO_ETHERIP, PR_ATOMIC|PR_ADDR,
+  etherip_input,  rip_output, 0,              rip_ctloutput,
+  rip_usrreq,
+  0,          0,              0,              0,		etherip_sysctl
+},
+#endif
+#if 0 /*NRL IPv6*/
+/* IPv6 in IPv4 tunneled packets... */
+{ SOCK_RAW,   &inetdomain,    IPPROTO_IPV6,   PR_ATOMIC|PR_ADDR,
+  ip6_input,  rip_output,     ipv6_trans_ctlinput, rip_ctloutput,
+  rip_usrreq,
+  0,          0,              0,              0
+},
+#if 0
+/* IPv4 in IPv4 tunneled packets... */
+{ SOCK_RAW,   &inetdomain,    IPPROTO_IPV4,   PR_ATOMIC|PR_ADDR,
+  ipv4_input, 0,              0,              0,
+  0,
+  0,          0,              0,              0
+},
+#endif /* 0 */
+#endif /* defined(INET6) */
+/* raw wildcard */
+{ SOCK_RAW,	&inetdomain,	0,		PR_ATOMIC|PR_ADDR,
+  rip_input,	rip_output,	0,		rip_ctloutput,
+  rip_usrreq,
+  rip_init,	0,		0,		0,
+},
+};
+
+struct domain inetdomain =
+    { AF_INET, "internet", 0, 0, 0, 
+      inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])], 0,
+      rn_inithead, 32, sizeof(struct sockaddr_in) };
+
+#ifdef notyet /* XXXX */
+#include "imp.h"
+#if NIMP > 0
+extern	struct domain impdomain;
+int	rimp_output(), hostslowtimo();
+
+struct protosw impsw[] = {
+{ SOCK_RAW,	&impdomain,	0,		PR_ATOMIC|PR_ADDR,
+  0,		rimp_output,	0,		0,
+  rip_usrreq,
+  0,		0,		hostslowtimo,	0,
+},
+};
+
+struct domain impdomain =
+    { AF_IMPLINK, "imp", 0, 0, 0,
+      impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] };
+#endif
+
+#include "hy.h"
+#if NHY > 0
+/*
+ * HYPERchannel protocol family: raw interface.
+ */
+int	rhy_output();
+extern	struct domain hydomain;
+
+struct protosw hysw[] = {
+{ SOCK_RAW,	&hydomain,	0,		PR_ATOMIC|PR_ADDR,
+  0,		rhy_output,	0,		0,
+  rip_usrreq,
+  0,		0,		0,		0,
+},
+};
+
+struct domain hydomain =
+    { AF_HYLINK, "hy", 0, 0, 0, hysw, &hysw[sizeof (hysw)/sizeof(hysw[0])] };
+#endif
+#endif