$NetBSD: patch-aq,v 1.1.1.1 1999/10/08 04:34:43 dbj Exp $ --- /dev/null Sat Sep 18 04:00:15 1999 +++ netbsd-1.4/if_pppvar.h Sat Sep 18 04:06:25 1999 @@ -0,0 +1,126 @@ +/* NetBSD: if_pppvar.h,v 1.10 1999/07/30 10:35:38 itojun Exp */ +/* Id: if_pppvar.h,v 1.3 1996/07/01 01:04:37 paulus Exp */ + +/* + * if_pppvar.h - private structures and declarations for PPP. + * + * Copyright (c) 1994 The Australian National University. + * All rights reserved. + * + * Permission to use, copy, modify, and distribute this software and its + * documentation is hereby granted, provided that the above copyright + * notice appears in all copies. This software is provided without any + * warranty, express or implied. The Australian National University + * makes no representations about the suitability of this software for + * any purpose. + * + * IN NO EVENT SHALL THE AUSTRALIAN NATIONAL UNIVERSITY BE LIABLE TO ANY + * PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF + * THE AUSTRALIAN NATIONAL UNIVERSITY HAVE BEEN ADVISED OF THE POSSIBILITY + * OF SUCH DAMAGE. + * + * THE AUSTRALIAN NATIONAL UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE AUSTRALIAN NATIONAL UNIVERSITY HAS NO + * OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, + * OR MODIFICATIONS. + * + * 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. + */ + +#ifndef _NET_IF_PPPVAR_H_ +#define _NET_IF_PPPVAR_H_ + +/* + * Supported network protocols. These values are used for + * indexing sc_npmode. + */ +#define NP_IP 0 /* Internet Protocol */ +#define NP_IPV6 1 /* Internet Protocol version 6 */ +#define NUM_NP 2 /* Number of NPs. */ + +/* + * Structure describing each ppp unit. + */ +struct ppp_softc { + struct ifnet sc_if; /* network-visible interface */ + int sc_unit; /* XXX unit number */ + u_int sc_flags; /* control/status bits; see if_ppp.h */ + void *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 */ + struct ifqueue sc_rawq; /* received packets */ + struct ifqueue sc_inq; /* queue of input packets for daemon */ + struct ifqueue sc_fastq; /* interactive output packet q */ + struct mbuf *sc_togo; /* output packet ready to go */ + struct mbuf *sc_npqueue; /* output packets not to be sent yet */ + struct mbuf **sc_npqtail; /* ptr to last next ptr in npqueue */ + struct pppstat sc_stats; /* count of bytes/pkts sent/rcvd */ + caddr_t sc_bpf; /* hook for BPF */ + enum NPmode sc_npmode[NUM_NP]; /* what to do with each NP */ + 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 */ + time_t sc_last_sent; /* time (secs) last NP pkt sent */ + time_t sc_last_recv; /* time (secs) last NP pkt rcvd */ +#ifdef PPP_FILTER + /* Filter for packets to pass. */ + struct bpf_program sc_pass_filt_in; + struct bpf_program sc_pass_filt_out; + + /* Filter for "non-idle" packets. */ + struct bpf_program sc_active_filt_in; + struct bpf_program sc_active_filt_out; +#endif /* PPP_FILTER */ +#ifdef VJC + struct slcompress *sc_comp; /* vjc control buffer */ +#endif + + /* Device-dependent part for async lines. */ + ext_accm sc_asyncmap; /* async control character map */ + u_int32_t sc_rasyncmap; /* receive async control char map */ + struct mbuf *sc_outm; /* mbuf chain currently being output */ + struct mbuf *sc_m; /* pointer to input mbuf chain */ + struct mbuf *sc_mc; /* pointer to current input mbuf */ + char *sc_mp; /* ptr to next char in input mbuf */ + 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 */ +}; + +#ifdef _KERNEL +struct ppp_softc ppp_softc[NPPP]; + +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, caddr_t data, + int flag, struct proc *p)); +void ppp_restart __P((struct ppp_softc *sc)); +void ppppktin __P((struct ppp_softc *sc, struct mbuf *m, int lost)); +struct mbuf *ppp_dequeue __P((struct ppp_softc *sc)); +int pppoutput __P((struct ifnet *, struct mbuf *, + struct sockaddr *, struct rtentry *)); +#endif /* _KERNEL */ + +#endif /* _NET_IF_PPPVAR_H_ */