+++ /dev/null
-/*
- * if_ppp.h - Point-to-Point Protocol definitions.
- *
- * 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.
- */
-
-/* Portions Copyright (C) 1990 Brad K. Clements (streams support)
- */
-
-#if !(NS_TARGET >= 40)
-#import <kernserv/prototypes.h>
-#endif /* NS_TARGET */
-
-/*
- * 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; */
-
-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 */
- 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
projects / ppp.git / blobdiff