X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=NeXT%2Fif_pppvar.h;fp=NeXT%2Fif_pppvar.h;h=49a1fc7d551755c7af01dc26a26af98844e7d43c;hb=7554d5fef3f478ca0f9c8911522d7c1783989eae;hp=0000000000000000000000000000000000000000;hpb=f9e2af5a81ac29239cfa4ebd8dc2c40792eafcbb;p=ppp.git

diff --git a/NeXT/if_pppvar.h b/NeXT/if_pppvar.h
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+++ b/NeXT/if_pppvar.h
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+/*
+ * if_ppp.h - Point-to-Point Protocol definitions.
+ *
+ * Copyright (c) 1989 Carnegie Mellon University.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by Carnegie Mellon University.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+/* Portions Copyright (C) 1990 Brad K. Clements (streams support)
+ */
+
+#import <kernserv/prototypes.h>
+
+/*
+ * Supported network protocols.  These values are used for
+ * indexing sc_npmode.
+ */
+#define NP_IP	0		/* Internet Protocol */
+#define NUM_NP	1		/* Number of NPs. */
+
+#include "nbq.h"
+
+
+/* only defined in the posix universe... */
+typedef	int pid_t;
+typedef unsigned short u_int16_t;
+
+struct ppp_softc {
+	netif_t	sc_if;		/* network-visible interface */
+	u_int	sc_flags;	/* control/status bits; see if_ppp.h */
+	struct	tty *sc_devp;	/* pointer to device-dep structure */
+	void	(*sc_start) __P((struct ppp_softc *));	/* start output proc */
+	void	(*sc_ctlp) __P((struct ppp_softc *));	/* rcvd control pkt */
+	void	(*sc_relinq) __P((struct ppp_softc *));	/* relinquish ifunit */
+	u_int16_t sc_mru;	/* max receive unit */
+	pid_t	sc_xfer;	/* used in transferring unit */
+	netbuf_t sc_m;		/* Current TTY input netbuf */
+	struct nb_queue sc_freeq; /* reserve netbufs */
+	struct nb_queue sc_rawq;  /* Raw input buffers */
+	struct nb_queue sc_fastq; /* For telnet, rlogin, and ftp control */
+	struct nb_queue sc_slowq; /* Everything else */
+	struct nb_queue sc_inq;	/* Input available to user ppp */
+	struct nb_queue sc_npq;	/* output packets not to be sent yet */
+	struct nb_queue sc_compq; /* Cache of compressed bufs to be sent */
+#ifdef VJC
+	struct vjcompress sc_comp;
+#endif
+	u_int	sc_bytessent;	/* count of octets sent */
+	u_int	sc_bytesrcvd;	/* count of octets received */
+#if NBPFILTER
+	caddr_t	sc_bpf;		/* hook for BPF */
+	int if_pcount;          /* Really belongs in ifnet_t */
+#endif
+	enum NPmode sc_npmode[NUM_NP]; /* what to do with each NP */
+#ifdef	PPP_COMPRESS
+	struct compressor *sc_xcomp; /* transmit compressor */
+	void	*sc_xc_state;	/* transmit compressor state */
+	struct compressor *sc_rcomp; /* receive decompressor */
+	void	*sc_rc_state;	/* receive decompressor state */
+#endif
+	time_t	sc_last_sent;	/* time (secs) last NP pkt sent */
+	time_t	sc_last_recv;	/* time (secs) last NP pkt rcvd */
+
+	short sc_compsched;     /* synchronize compression callouts */
+	short sc_decompsched;   /* synchronize decompression callouts */
+
+	/* Device-dependent part for async lines. */
+	ext_accm sc_asyncmap;	/* async control character map */
+	u_int32_t sc_rasyncmap;	/* receive async control char map */
+	netbuf_t sc_outm;	/* netbuf currently being output */
+	char	*sc_mp;		/* ptr to next char in input netbuf */
+	u_int16_t sc_ilen;      /* length of input packet so far */
+	u_int16_t sc_fcs;	/* FCS so far (input) */
+	u_int16_t sc_outfcs;	/* FCS so far for output packet */
+	u_char	sc_rawin[16];	/* chars as received */
+	int	sc_rawin_count;	/* # in sc_rawin */
+};
+
+extern struct	ppp_softc ppp_softc[];
+
+struct	ppp_softc *pppalloc __P((pid_t pid));
+void	pppdealloc __P((struct ppp_softc *sc));
+int	pppioctl __P((struct ppp_softc *sc, u_long cmd, void *data, int flag));
+void	ppppktin __P((struct ppp_softc *sc, netbuf_t m, int lost));
+netbuf_t ppp_dequeue __P((struct ppp_softc *sc));
+
+#define t_sc T_LINEP
+
+#define incr_cnt(ifp,field) field##_set(ifp, field(ifp) + 1)
+
+#ifdef VJC
+#define VJ_HDRLEN	128
+#endif