Add new files for HARP3

Host ATM Research Platform (HARP), Network Computing Services, Inc.
This software was developed with the support of the Defense Advanced
Research Projects Agency (DARPA).

1 files changed, 215 insertions, 0 deletions

diff --git a/sys/netatm/ipatm/ipatm_var.h b/sys/netatm/ipatm/ipatm_var.h
new file mode 100644
index 0000000..6048284
--- /dev/null
+++ b/sys/netatm/ipatm/ipatm_var.h
@@ -0,0 +1,215 @@
+/*
+ *
+ * ===================================
+ * HARP  |  Host ATM Research Platform
+ * ===================================
+ *
+ *
+ * This Host ATM Research Platform ("HARP") file (the "Software") is
+ * made available by Network Computing Services, Inc. ("NetworkCS")
+ * "AS IS".  NetworkCS does not provide maintenance, improvements or
+ * support of any kind.
+ *
+ * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
+ * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
+ * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
+ * In no event shall NetworkCS be responsible for any damages, including
+ * but not limited to consequential damages, arising from or relating to
+ * any use of the Software or related support.
+ *
+ * Copyright 1994-1998 Network Computing Services, Inc.
+ *
+ * Copies of this Software may be made, however, the above copyright
+ * notice must be reproduced on all copies.
+ *
+ *	@(#) $Id: ipatm_var.h,v 1.8 1998/03/24 20:56:57 mks Exp $
+ *
+ */
+
+/*
+ * IP Over ATM Support
+ * -------------------
+ *
+ * Protocol control blocks
+ *
+ */
+
+#ifndef _IPATM_IPATM_VAR_H
+#define _IPATM_IPATM_VAR_H
+
+#ifdef ATM_KERNEL
+/*
+ * Structure containing information for each VCC, both SVC and PVC, which
+ * supports IP traffic.
+ */
+struct ipvcc {
+	Qelem_t		iv_elem;	/* ip_nif queueing links */
+	u_short		iv_flags;	/* VCC flags (see below) */
+	u_char		iv_state;	/* VCC state (see below) */
+	Atm_connection	*iv_conn;	/* Connection manager token */
+	struct in_addr	iv_dst;		/* Peer's IP address */
+	struct ip_nif	*iv_ipnif;	/* IP network interface */
+	struct atm_time	iv_time;	/* Timer controls */
+	short		iv_idle;	/* VCC idle timer */
+	u_char		iv_parmx;	/* Index into provider's vcc params */ 
+	KBuffer		*iv_queue;	/* Packet waiting for VCC */
+	struct arpmap	*iv_arpent;	/* ARP entry for VCC */
+	struct ipvcc	*iv_arpnext;	/* ARP link field */
+	Atm_connection	*iv_arpconn;	/* ARP connection manager token */
+};
+#define iv_forw		iv_elem.q_forw
+#define iv_back		iv_elem.q_back
+#endif	/* ATM_KERNEL */
+
+/*
+ * VCC Flags
+ */
+#define	IVF_PVC		0x0001		/* PVC */
+#define	IVF_SVC		0x0002		/* SVC */
+#define	IVF_LLC		0x0004		/* VCC uses LLC/SNAP encapsulation */
+#define	IVF_MAPOK	0x0008		/* VCC ARP mapping is valid */
+#define	IVF_NOIDLE	0x0010		/* Do not idle-timeout this VCC */
+
+/*
+ * VCC States
+ */
+#define	IPVCC_FREE	0		/* No VCC associated with entry */
+#define	IPVCC_PMAP	1		/* SVC waiting for ARP mapping */
+#define	IPVCC_POPEN	2		/* Pending SVC open completion */
+#define	IPVCC_PACCEPT	3		/* Pending SVC accept completion */
+#define	IPVCC_ACTPENT	4		/* PVC open - waiting for ARP entry */
+#define	IPVCC_ACTIVE	5		/* VCC open - available */
+#define	IPVCC_CLOSED	6		/* VCC has been closed */
+
+
+#ifdef ATM_KERNEL
+/*
+ * Structure containing IP-specific information for each ATM network
+ * interface in the system.
+ */
+struct ip_nif {
+	struct ip_nif	*inf_next;	/* Next on interface chain */
+	struct atm_nif	*inf_nif;	/* ATM network interface */
+	u_short		inf_state;	/* Interface state (see below) */
+	struct in_ifaddr *inf_addr;	/* Interface's IP address */
+	Queue_t		inf_vcq;	/* VCC connections queue */
+	struct ip_serv	*inf_serv;	/* Interface service provider */
+
+/* For use by IP interface service provider (ie signalling manager) */
+	caddr_t		inf_isintf;	/* Interface control block */
+
+/* IP/ATM provided interface services */
+	void		(*inf_arpnotify)/* ARP event notification */
+				__P((struct ipvcc *, int));
+	int		(*inf_ipinput)	/* IP packet input */
+				__P((struct ip_nif *, KBuffer *));
+	int		(*inf_createsvc)/* Create an IP SVC */
+				__P((struct ifnet *, u_short, caddr_t,
+				     struct ipvcc **));
+};
+
+/*
+ * Network Interface States
+ */
+#define	IPNIF_ADDR	1		/* Waiting for i/f address */
+#define	IPNIF_SIGMGR	2		/* Waiting for sigmgr attach */
+#define	IPNIF_ACTIVE	3		/* Active */
+
+
+/*
+ * Global IP/ATM Statistics
+ */
+struct ipatm_stat {
+	u_long		ias_rcvstate;	/* Packets received, bad vcc state */
+	u_long		ias_rcvnobuf;	/* Packets received, no buf avail */
+};
+
+
+/*
+ * Structure to pass parameters for ipatm_openpvc()
+ */
+struct ipatmpvc {
+	struct ip_nif	*ipp_ipnif;	/* PVC's IP network interface */
+	u_short		ipp_vpi;	/* VPI value */
+	u_short		ipp_vci;	/* VCI value */
+	Aal_t		ipp_aal;	/* AAL type */
+	Encaps_t	ipp_encaps;	/* VCC encapsulation */
+	struct sockaddr_in ipp_dst;	/* Destination's IP address */
+};
+
+
+/*
+ * Timer macros
+ */
+#define	IPVCC_TIMER(s, t)	atm_timeout(&(s)->iv_time, (t), ipatm_timeout)
+#define	IPVCC_CANCEL(s)		atm_untimeout(&(s)->iv_time)
+
+/*
+ * Misc useful macros
+ */
+#define SATOSIN(sa)	((struct sockaddr_in *)(sa))
+
+
+/*
+ * Global function declarations
+ */
+	/* ipatm_event.c */
+void		ipatm_timeout __P((struct atm_time *));
+void		ipatm_connected __P((void *));
+void		ipatm_cleared __P((void *, struct t_atm_cause *));
+void		ipatm_arpnotify __P((struct ipvcc *, int));
+void		ipatm_itimeout __P((struct atm_time *));
+
+	/* ipatm_if.c */
+int		ipatm_nifstat __P((int, struct atm_nif *, int));
+
+	/* ipatm_input.c */
+void		ipatm_cpcs_data __P((void *, KBuffer *));
+int		ipatm_ipinput __P((struct ip_nif *, KBuffer *));
+
+	/* ipatm_load.c */
+
+	/* ipatm_output.c */
+int		ipatm_ifoutput __P((struct ifnet *, KBuffer *,
+			struct sockaddr *));
+
+	/* ipatm_usrreq.c */
+int		ipatm_ioctl __P((int, caddr_t, caddr_t));
+caddr_t		ipatm_getname __P((void *));
+
+	/* ipatm_vcm.c */
+int		ipatm_openpvc __P((struct ipatmpvc *, struct ipvcc **));
+int		ipatm_createsvc __P((struct ifnet *, u_short, caddr_t,
+			struct ipvcc **));
+int		ipatm_opensvc __P((struct ipvcc *));
+int		ipatm_retrysvc __P((struct ipvcc *));
+void		ipatm_activate __P((struct ipvcc *));
+int		ipatm_incoming __P((void *, Atm_connection *, Atm_attributes *,
+			void **));
+int		ipatm_closevc __P((struct ipvcc *, int));
+int		ipatm_chknif __P((struct in_addr, struct ip_nif *));
+struct ipvcc	*ipatm_iptovc __P((struct sockaddr_in *, struct atm_nif *));
+ 
+
+/*
+ * External variables
+ */
+extern int 		ipatm_vccnt;
+extern int 		ipatm_vcidle;
+extern int 		ipatm_print;
+extern u_long		last_map_ipdst;
+extern struct ipvcc	*last_map_ipvcc;
+extern struct ip_nif	*ipatm_nif_head;
+extern struct sp_info	ipatm_vcpool;
+extern struct sp_info	ipatm_nifpool;
+extern struct ipatm_stat	ipatm_stat;
+extern struct atm_time	ipatm_itimer;
+extern Atm_endpoint	ipatm_endpt;
+extern Atm_attributes	ipatm_aal5llc;
+extern Atm_attributes	ipatm_aal5null;
+extern Atm_attributes	ipatm_aal4null;
+
+#endif	/* ATM_KERNEL */
+
+#endif	/* _IPATM_IPATM_VAR_H */