patch-2.4.3 linux/include/net/syncppp.h

• Lines: 99
• Date: Tue Mar 6 19:44:37 2001
• Orig file: v2.4.2/linux/include/net/syncppp.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.2/linux/include/net/syncppp.h linux/include/net/syncppp.h
@@ -0,0 +1,98 @@
+/*
+ * Defines for synchronous PPP/Cisco link level subroutines.
+ *
+ * Copyright (C) 1994 Cronyx Ltd.
+ * Author: Serge Vakulenko, <vak@zebub.msk.su>
+ *
+ * This software is distributed with NO WARRANTIES, not even the implied
+ * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Authors grant any other persons or organizations permission to use
+ * or modify this software as long as this message is kept with the software,
+ * all derivative works or modified versions.
+ *
+ * Version 1.7, Wed Jun  7 22:12:02 MSD 1995
+ *
+ *
+ *
+ */
+
+#ifndef _SYNCPPP_H_
+#define _SYNCPPP_H_ 1
+
+#ifdef __KERNEL__
+struct slcp {
+	u16	state;          /* state machine */
+	u32	magic;          /* local magic number */
+	u_char	echoid;         /* id of last keepalive echo request */
+	u_char	confid;         /* id of last configuration request */
+};
+
+struct sipcp {
+	u16	state;          /* state machine */
+	u_char  confid;         /* id of last configuration request */
+};
+
+struct sppp 
+{
+	struct sppp *	pp_next;	/* next interface in keepalive list */
+	u32		pp_flags;	/* use Cisco protocol instead of PPP */
+	u16		pp_alivecnt;	/* keepalive packets counter */
+	u16		pp_loopcnt;	/* loopback detection counter */
+	u32		pp_seq;		/* local sequence number */
+	u32		pp_rseq;	/* remote sequence number */
+	struct slcp	lcp;		/* LCP params */
+	struct sipcp	ipcp;		/* IPCP params */
+	u32		ibytes,obytes;	/* Bytes in/out */
+	u32		ipkts,opkts;	/* Packets in/out */
+	struct timer_list	pp_timer;
+	struct net_device	*pp_if;
+	char		pp_link_state;	/* Link status */
+};
+
+struct ppp_device
+{	
+	struct net_device *dev;	/* Network device pointer */
+	struct sppp sppp;	/* Synchronous PPP */
+};
+
+#define sppp_of(dev)	\
+	    (&((struct ppp_device *)(*(unsigned long *)((dev)->priv)))->sppp)
+
+#define PP_KEEPALIVE    0x01    /* use keepalive protocol */
+#define PP_CISCO        0x02    /* use Cisco protocol instead of PPP */
+#define PP_TIMO         0x04    /* cp_timeout routine active */
+#define PP_DEBUG	0x08
+
+#define PPP_MTU          1500    /* max. transmit unit */
+
+#define LCP_STATE_CLOSED        0       /* LCP state: closed (conf-req sent) */
+#define LCP_STATE_ACK_RCVD      1       /* LCP state: conf-ack received */
+#define LCP_STATE_ACK_SENT      2       /* LCP state: conf-ack sent */
+#define LCP_STATE_OPENED        3       /* LCP state: opened */
+
+#define IPCP_STATE_CLOSED       0       /* IPCP state: closed (conf-req sent) */
+#define IPCP_STATE_ACK_RCVD     1       /* IPCP state: conf-ack received */
+#define IPCP_STATE_ACK_SENT     2       /* IPCP state: conf-ack sent */
+#define IPCP_STATE_OPENED       3       /* IPCP state: opened */
+
+#define SPPP_LINK_DOWN		0	/* link down - no keepalive */
+#define SPPP_LINK_UP		1	/* link is up - keepalive ok */
+
+void sppp_attach (struct ppp_device *pd);
+void sppp_detach (struct net_device *dev);
+void sppp_input (struct net_device *dev, struct sk_buff *m);
+int sppp_do_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd);
+struct sk_buff *sppp_dequeue (struct net_device *dev);
+int sppp_isempty (struct net_device *dev);
+void sppp_flush (struct net_device *dev);
+int sppp_open (struct net_device *dev);
+int sppp_reopen (struct net_device *dev);
+int sppp_close (struct net_device *dev);
+#endif
+
+#define SPPPIOCCISCO	(SIOCDEVPRIVATE)
+#define SPPPIOCPPP	(SIOCDEVPRIVATE+1)
+#define SPPPIOCDEBUG	(SIOCDEVPRIVATE+2)
+
+#endif /* _SYNCPPP_H_ */