+++ /dev/null
-/* $Id: if_pppvar.h,v 1.6 2002/12/06 12:03:44 paulus Exp $ */
-
-/*
- * if_pppvar.h - private structures and declarations for PPP.
- *
- * Copyright (c) 1994 Paul Mackerras. All rights reserved.
- *
- * 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. The name(s) of the authors of this software must not be used to
- * endorse or promote products derived from this software without
- * prior written permission.
- *
- * 4. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by Paul Mackerras
- * <paulus@samba.org>".
- *
- * THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
- *
- * 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. The name "Carnegie Mellon University" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For permission or any legal
- * details, please contact
- * Office of Technology Transfer
- * Carnegie Mellon University
- * 5000 Forbes Avenue
- * Pittsburgh, PA 15213-3890
- * (412) 268-4387, fax: (412) 268-7395
- * tech-transfer@andrew.cmu.edu
- *
- * 4. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by Computing Services
- * at Carnegie Mellon University (http://www.cmu.edu/computing/)."
- *
- * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
- * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-/*
- * Supported network protocols. These values are used for
- * indexing sc_npmode.
- */
-#define NP_IP 0 /* Internet Protocol */
-#define NUM_NP 1 /* Number of NPs. */
-
-/*
- * Structure describing each ppp unit.
- */
-struct ppp_softc {
- struct ifnet sc_if; /* network-visible interface */
- 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
- struct bpf_program sc_pass_filt; /* filter for packets to pass */
- struct bpf_program sc_active_filt; /* filter for "non-idle" packets */
-#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 */
projects / ppp.git / blobdiff