Index: trunk/src/emx/include/netinet/ip_mrout.h
===================================================================
--- trunk/src/emx/include/netinet/ip_mrout.h	(revision 174)
+++ trunk/src/emx/include/netinet/ip_mrout.h	(revision 174)
@@ -0,0 +1,4 @@
+#ifndef _NETINET_IP_MROUT_H_
+#define _NETINET_IP_MROUT_H_
+#include <netinet/ip_mroute.h>
+#endif
Index: trunk/src/emx/include/netinet/ip_mroute.h
===================================================================
--- trunk/src/emx/include/netinet/ip_mroute.h	(revision 174)
+++ trunk/src/emx/include/netinet/ip_mroute.h	(revision 174)
@@ -0,0 +1,304 @@
+/* Modified for gcc/os2 by bird 2003
+ *
+ * Copyright (c) 1989 Stephen Deering.
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Stephen Deering of Stanford University.
+ *
+ * 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.
+ *
+ *	@(#)ip_mroute.h	8.1 (Berkeley) 6/10/93
+ * $FreeBSD: src/sys/netinet/ip_mroute.h,v 1.17.2.2 2002/11/20 23:20:55 luigi Exp $
+ */
+
+#ifndef _NETINET_IP_MROUTE_H_
+#define _NETINET_IP_MROUTE_H_
+#ifndef TCPV40HDRS
+
+/*
+ * Definitions for IP multicast forwarding.
+ *
+ * Written by David Waitzman, BBN Labs, August 1988.
+ * Modified by Steve Deering, Stanford, February 1989.
+ * Modified by Ajit Thyagarajan, PARC, August 1993.
+ * Modified by Ajit Thyagarajan, PARC, August 1994.
+ *
+ * MROUTING Revision: 3.3.1.3
+ */
+
+
+/*
+ * Multicast Routing set/getsockopt commands.
+ */
+#define	MRT_INIT	100	/* initialize forwarder */
+#define	MRT_DONE	101	/* shut down forwarder */
+#define	MRT_ADD_VIF	102	/* create virtual interface */
+#define	MRT_DEL_VIF	103	/* delete virtual interface */
+#if 0 /* different on OS/2 */
+#define MRT_ADD_MFC	104	/* insert forwarding cache entry */
+#define MRT_DEL_MFC	105	/* delete forwarding cache entry */
+#define MRT_VERSION	106	/* get kernel version number */
+#define MRT_ASSERT      107     /* enable PIM assert processing */
+#define GET_TIME(t)	microtime(&t)
+#else /* OS2: */
+#define DVMRP_ADD_LGRP  104
+#define DVMRP_DEL_LGRP  105
+#define DVMRP_ADD_MRT   106
+#define DVMRP_DEL_MRT   107
+#endif
+
+
+
+/*
+ * Types and macros for handling bitmaps with one bit per virtual interface.
+ */
+#define	MAXVIFS 32
+typedef u_long vifbitmap_t;
+typedef u_short vifi_t;		/* type of a vif index */
+#if 0 /* no on OS2 */
+#define ALL_VIFS (vifi_t)-1
+#endif
+
+#define	VIFM_SET(n, m)		((m) |= (1 << (n)))
+#define	VIFM_CLR(n, m)		((m) &= ~(1 << (n)))
+#define	VIFM_ISSET(n, m)	((m) & (1 << (n)))
+#define	VIFM_CLRALL(m)		((m) = 0x00000000)
+#define	VIFM_COPY(mfrom, mto)	((mto) = (mfrom))
+#define	VIFM_SAME(m1, m2)	((m1) == (m2))
+
+
+/*
+ * Argument structure for MRT_ADD_VIF.
+ * (MRT_DEL_VIF takes a single vifi_t argument.)
+ */
+#pragma pack(1) /* OS2 paranoia */
+struct vifctl {
+	vifi_t	vifc_vifi;	    	/* the index of the vif to be added */
+	u_char	vifc_flags;     	/* VIFF_ flags defined below */
+	u_char	vifc_threshold; 	/* min ttl required to forward on vif */
+	u_int	vifc_rate_limit;	/* max rate */
+	struct	in_addr vifc_lcl_addr;	/* local interface address */
+	struct	in_addr vifc_rmt_addr;	/* remote address (tunnels only) */
+};
+#pragma pack()
+
+#define	VIFF_TUNNEL	0x1		/* vif represents a tunnel end-point */
+#if 0 /* no on OS/2 */
+#define VIFF_SRCRT	0x2		/* tunnel uses IP source routing */
+
+/*
+ * Argument structure for MRT_ADD_MFC and MRT_DEL_MFC
+ * (mfcc_tos to be added at a future point)
+ */
+struct mfcctl {
+    struct in_addr  mfcc_origin;		/* ip origin of mcasts       */
+    struct in_addr  mfcc_mcastgrp; 		/* multicast group associated*/
+    vifi_t	    mfcc_parent;   		/* incoming vif              */
+    u_char	    mfcc_ttls[MAXVIFS]; 	/* forwarding ttls on vifs   */
+};
+
+/*
+ * The kernel's multicast routing statistics.
+ */
+struct mrtstat {
+    u_long	mrts_mfc_lookups;	/* # forw. cache hash table hits   */
+    u_long	mrts_mfc_misses;	/* # forw. cache hash table misses */
+    u_long	mrts_upcalls;		/* # calls to mrouted              */
+    u_long	mrts_no_route;		/* no route for packet's origin    */
+    u_long	mrts_bad_tunnel;	/* malformed tunnel options        */
+    u_long	mrts_cant_tunnel;	/* no room for tunnel options      */
+    u_long	mrts_wrong_if;		/* arrived on wrong interface	   */
+    u_long	mrts_upq_ovflw;		/* upcall Q overflow		   */
+    u_long	mrts_cache_cleanups;	/* # entries with no upcalls 	   */
+    u_long  	mrts_drop_sel;     	/* pkts dropped selectively        */
+    u_long  	mrts_q_overflow;    	/* pkts dropped - Q overflow       */
+    u_long  	mrts_pkt2large;     	/* pkts dropped - size > BKT SIZE  */
+    u_long	mrts_upq_sockfull;	/* upcalls dropped - socket full */
+};
+
+/*
+ * Argument structure used by mrouted to get src-grp pkt counts
+ */
+struct sioc_sg_req {
+    struct in_addr src;
+    struct in_addr grp;
+    u_long pktcnt;
+    u_long bytecnt;
+    u_long wrong_if;
+};
+
+/*
+ * Argument structure used by mrouted to get vif pkt counts
+ */
+struct sioc_vif_req {
+    vifi_t vifi;		/* vif number				*/
+    u_long icount;		/* Input packet count on vif		*/
+    u_long ocount;		/* Output packet count on vif		*/
+    u_long ibytes;		/* Input byte count on vif		*/
+    u_long obytes;		/* Output byte count on vif		*/
+};
+
+
+/*
+ * The kernel's virtual-interface structure.
+ */
+struct vif {
+    u_char   		v_flags;     	/* VIFF_ flags defined above         */
+    u_char   		v_threshold;	/* min ttl required to forward on vif*/
+    u_int      		v_rate_limit; 	/* max rate			     */
+    struct tbf 	       *v_tbf;       	/* token bucket structure at intf.   */
+    struct in_addr 	v_lcl_addr;   	/* local interface address           */
+    struct in_addr 	v_rmt_addr;   	/* remote address (tunnels only)     */
+    struct ifnet       *v_ifp;	     	/* pointer to interface              */
+    u_long		v_pkt_in;	/* # pkts in on interface            */
+    u_long		v_pkt_out;	/* # pkts out on interface           */
+    u_long		v_bytes_in;	/* # bytes in on interface	     */
+    u_long		v_bytes_out;	/* # bytes out on interface	     */
+    struct route	v_route;	/* cached route if this is a tunnel */
+    u_int		v_rsvp_on;	/* RSVP listening on this vif */
+    struct socket      *v_rsvpd;	/* RSVP daemon socket */
+};
+
+/*
+ * The kernel's multicast forwarding cache entry structure
+ * (A field for the type of service (mfc_tos) is to be added
+ * at a future point)
+ */
+struct mfc {
+    struct in_addr  mfc_origin;	 		/* IP origin of mcasts   */
+    struct in_addr  mfc_mcastgrp;  		/* multicast group associated*/
+    vifi_t	    mfc_parent; 		/* incoming vif              */
+    u_char	    mfc_ttls[MAXVIFS]; 		/* forwarding ttls on vifs   */
+    u_long	    mfc_pkt_cnt;		/* pkt count for src-grp     */
+    u_long	    mfc_byte_cnt;		/* byte count for src-grp    */
+    u_long	    mfc_wrong_if;		/* wrong if for src-grp	     */
+    int		    mfc_expire;			/* time to clean entry up    */
+    struct timeval  mfc_last_assert;		/* last time I sent an assert*/
+    struct rtdetq  *mfc_stall;			/* q of packets awaiting mfc */
+    struct mfc     *mfc_next;			/* next mfc entry            */
+};
+
+/*
+ * Struct used to communicate from kernel to multicast router
+ * note the convenient similarity to an IP packet
+ */
+struct igmpmsg {
+    u_long	    unused1;
+    u_long	    unused2;
+    u_char	    im_msgtype;			/* what type of message	    */
+#define IGMPMSG_NOCACHE		1
+#define IGMPMSG_WRONGVIF	2
+    u_char	    im_mbz;			/* must be zero		    */
+    u_char	    im_vif;			/* vif rec'd on		    */
+    u_char	    unused3;
+    struct in_addr  im_src, im_dst;
+};
+
+/*
+ * Argument structure used for pkt info. while upcall is made
+ */
+struct rtdetq {
+    struct mbuf 	*m;		/* A copy of the packet		    */
+    struct ifnet	*ifp;		/* Interface pkt came in on	    */
+    vifi_t		xmt_vif;	/* Saved copy of imo_multicast_vif  */
+    struct rtdetq	*next;		/* Next in list of packets          */
+};
+
+#define MFCTBLSIZ	256
+#if (MFCTBLSIZ & (MFCTBLSIZ - 1)) == 0	  /* from sys:route.h */
+#define MFCHASHMOD(h)	((h) & (MFCTBLSIZ - 1))
+#else
+#define MFCHASHMOD(h)	((h) % MFCTBLSIZ)
+#endif
+
+#define MAX_UPQ	4		/* max. no of pkts in upcall Q */
+
+/*
+ * Token Bucket filter code
+ */
+#define MAX_BKT_SIZE    10000             /* 10K bytes size 		*/
+#define MAXQSIZE        10                /* max # of pkts in queue 	*/
+
+/*
+ * the token bucket filter at each vif
+ */
+struct tbf
+{
+    struct timeval tbf_last_pkt_t; /* arr. time of last pkt 	*/
+    u_long tbf_n_tok;      	/* no of tokens in bucket 	*/
+    u_long tbf_q_len;    	/* length of queue at this vif	*/
+    u_long tbf_max_q_len;	/* max. queue length		*/
+    struct mbuf *tbf_q;		/* Packet queue			*/
+    struct mbuf *tbf_t;		/* tail-insertion pointer	*/
+};
+
+#ifdef _KERNEL
+
+struct sockopt;
+
+extern int	(*ip_mrouter_set)(struct socket *, struct sockopt *);
+extern int	(*ip_mrouter_get)(struct socket *, struct sockopt *);
+extern int	(*ip_mrouter_done)(void);
+extern int	(*mrt_ioctl)(int, caddr_t);
+
+#endif /* _KERNEL */
+
+#else   /*OS2: */
+
+/*
+ * Argument structure for DVMRP_ADD_LGRP and DVMRP_DEL_LGRP.
+ */
+#pragma pack(1)
+struct lgrplctl {
+        vifi_t  lgc_vifi;
+        struct  in_addr lgc_gaddr;
+};
+#pragma pack()
+
+
+/*
+ * Argument structure for DVMRP_ADD_MRT.
+ * (DVMRP_DEL_MRT takes a single struct in_addr argument, containing origin.)
+ */
+#pragma pack(1)
+struct mrtctl {
+        struct  in_addr mrtc_origin;    /* subnet origin of multicasts */
+        struct  in_addr mrtc_originmask; /* subnet mask for origin */
+        vifi_t  mrtc_parent;            /* incoming vif */
+        vifbitmap_t mrtc_children;      /* outgoing children vifs */
+        vifbitmap_t mrtc_leaves;        /* subset of outgoing children vifs */
+};
+#pragma pack()
+
+#endif /* !OS2 if/else */
+
+#endif /* TCPV40HDRS */
+#endif /* _NETINET_IP_MROUTE_H_ */
