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📄 Makefile(1.66 KB)
📄 Makefile.depend(435 B)
📄 README.changes(7.26 KB)
📄 README.nat(14.85 KB)
📄 acf.c(3.51 KB)
📄 acf.h(1.5 KB)
📄 arp.c(8.24 KB)
📄 arp.h(1.76 KB)
📄 async.c(5.39 KB)
📄 async.h(1.9 KB)
📄 auth.c(12.02 KB)
📄 auth.h(2.69 KB)
📄 bundle.c(56.37 KB)
📄 bundle.h(7.7 KB)
📄 cbcp.c(22.53 KB)
📄 cbcp.h(2.51 KB)
📄 ccp.c(23.33 KB)
📄 ccp.h(5.53 KB)
📄 chap.c(27 KB)
📄 chap.h(2.69 KB)
📄 chap_ms.c(12.22 KB)
📄 chap_ms.h(2.48 KB)
📄 chat.c(20.41 KB)
📄 chat.h(2.92 KB)
📄 command.c(101.76 KB)
📄 command.h(3.02 KB)
📄 datalink.c(42.89 KB)
📄 datalink.h(6.11 KB)
📄 deflate.c(15.89 KB)
📄 deflate.h(1.52 KB)
📄 defs.c(8.61 KB)
📄 defs.h(5.41 KB)
📄 descriptor.h(2.24 KB)
📄 ether.c(20.81 KB)
📄 ether.h(1.73 KB)
📄 exec.c(11.47 KB)
📄 exec.h(1.67 KB)
📄 filter.c(15.76 KB)
📄 filter.h(3.8 KB)
📄 fsm.c(31.01 KB)
📄 fsm.h(7.02 KB)
📄 hdlc.c(15.17 KB)
📄 hdlc.h(3.9 KB)
📄 i4b.h(1.73 KB)
📄 id.c(6.05 KB)
📄 id.h(3.01 KB)
📄 iface.c(22.41 KB)
📄 iface.h(2.97 KB)
📄 ip.c(30.21 KB)
📄 ip.h(2.09 KB)
📄 ipcp.c(42.99 KB)
📄 ipcp.h(5.14 KB)
📄 iplist.c(5.54 KB)
📄 iplist.h(1.99 KB)
📄 ipv6cp.c(21.9 KB)
📄 ipv6cp.h(3.26 KB)
📄 layer.h(1.97 KB)
📄 lcp.c(39.22 KB)
📄 lcp.h(6.3 KB)
📄 link.c(10.36 KB)
📄 link.h(3.42 KB)
📄 log.c(11.33 KB)
📄 log.h(4.14 KB)
📄 lqr.c(17.5 KB)
📄 lqr.h(3.31 KB)
📄 main.c(17.93 KB)
📄 main.h(1.6 KB)
📄 mbuf.c(10.02 KB)
📄 mbuf.h(4 KB)
📄 mp.c(33.66 KB)
📄 mp.h(4.87 KB)
📄 mppe.c(20.27 KB)
📄 mppe.h(1.57 KB)
📄 nat_cmd.c(15.37 KB)
📄 nat_cmd.h(1.88 KB)
📄 ncp.c(13.17 KB)
📄 ncp.h(4.36 KB)
📄 ncpaddr.c(23.06 KB)
📄 ncpaddr.h(4.63 KB)
📄 netgraph.c(20.65 KB)
📄 netgraph.h(1.72 KB)
📄 pap.c(8.83 KB)
📄 pap.h(1.78 KB)
📄 physical.c(29.01 KB)
📄 physical.h(6.5 KB)
📄 ppp.8(149.48 KB)
📄 ppp.conf(1.23 KB)
📄 pred.c(8.83 KB)
📄 pred.h(1.59 KB)
📄 probe.c(2.29 KB)
📄 probe.h(1.57 KB)
📄 prompt.c(12.92 KB)
📄 prompt.h(3.87 KB)
📄 proto.c(3.22 KB)
📄 proto.h(2.4 KB)
📄 radius.c(39.38 KB)
📄 radius.h(4.6 KB)
📄 route.c(25.91 KB)
📄 route.h(3.3 KB)
📄 server.c(10.9 KB)
📄 server.h(2.26 KB)
📄 sig.c(3.45 KB)
📄 sig.h(1.6 KB)
📄 slcompress.c(17.2 KB)
📄 slcompress.h(6.48 KB)
📄 sync.c(2.7 KB)
📄 sync.h(1.44 KB)
📄 systems.c(11.45 KB)
📄 systems.h(2.02 KB)
📄 tcp.c(5.63 KB)
📄 tcp.h(1.66 KB)
📄 tcpmss.c(5.06 KB)
📄 tcpmss.h(1.44 KB)
📄 throughput.c(8.84 KB)
📄 throughput.h(2.91 KB)
📄 timer.c(8.14 KB)
📄 timer.h(2.31 KB)
📄 tty.c(20.63 KB)
📄 tty.h(1.73 KB)
📄 tun.c(3.27 KB)
📄 tun.h(1.58 KB)
📄 ua.h(2.98 KB)
📄 udp.c(8.7 KB)
📄 udp.h(1.67 KB)
📄 vjcomp.c(5.68 KB)
📄 vjcomp.h(1.53 KB)

Editing: lcp.h

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org>
 *          based on work by Toshiharu OHNO <tony-o@iij.ad.jp>
 *                           Internet Initiative Japan, Inc (IIJ)
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 */

/* callback::opmask values */
#define CALLBACK_AUTH		(0)
#define CALLBACK_DIALSTRING	(1)	/* Don't do this */
#define CALLBACK_LOCATION	(2)	/* Don't do this */
#define CALLBACK_E164		(3)
#define CALLBACK_NAME		(4)	/* Don't do this */
#define CALLBACK_CBCP		(6)
#define CALLBACK_NONE		(14)	/* No callback is ok */

#define CALLBACK_BIT(n) ((n) < 0 ? 0 : 1 << (n))

struct callback {
  int opmask;			/* want these types of callback */
  char msg[SCRIPT_LEN];		/* with this data (E.164) */
};

#define	REJECTED(p, x)	((p)->his_reject & (1<<(x)))

struct lcp {
  struct fsm fsm;		/* The finite state machine */
  u_int16_t his_mru;		/* Peers maximum packet size */
  u_int16_t his_mrru;		/* Peers maximum reassembled packet size (MP) */
  u_int32_t his_accmap;		/* Peeers async char control map */
  u_int32_t his_magic;		/* Peers magic number */
  u_int32_t his_lqrperiod;	/* Peers LQR frequency (100ths of seconds) */
  u_short his_auth;		/* Peer wants this type of authentication */
  u_char his_authtype;		/* Fifth octet of REQ/NAK/REJ */
  struct callback his_callback;	/* Peer wants callback ? */
  unsigned his_shortseq : 1;	/* Peer would like only 12bit seqs (MP) */
  unsigned his_protocomp : 1;	/* Does peer do Protocol field compression */
  unsigned his_acfcomp : 1;	/* Does peer do addr & cntrl fld compression */
  unsigned mru_req : 1;		/* Has the peer requested an MRU */

u_short want_mru;		/* Our maximum packet size */
  u_short want_mrru;		/* Our maximum reassembled packet size (MP) */
  u_int32_t want_accmap;	/* Our async char control map */
  u_int32_t want_magic;		/* Our magic number */
  u_int32_t want_lqrperiod;	/* Our LQR frequency (100ths of seconds) */
  u_short want_auth;		/* We want this type of authentication */
  u_char want_authtype;		/* Fifth octet of REQ/NAK/REJ */
  struct callback want_callback;/* We want callback ? */
  unsigned want_shortseq : 1;	/* I'd like only 12bit seqs (MP) */
  unsigned want_protocomp : 1;	/* Do we do protocol field compression */
  unsigned want_acfcomp : 1;	/* Do we do addr & cntrl fld compression */

u_int32_t his_reject;		/* Request codes rejected by peer */
  u_int32_t my_reject;		/* Request codes I have rejected */

u_short auth_iwait;		/* I must authenticate to the peer */
  u_short auth_ineed;		/* I require that the peer authenticates */

int LcpFailedMagic;		/* Number of `magic is same' errors */

struct {
    u_short mru;		/* Preferred MRU value */
    u_short max_mru;		/* Preferred MRU value */
    u_short mtu;		/* Preferred MTU */
    u_short max_mtu;		/* Preferred MTU */
    u_int32_t accmap;		/* Initial ACCMAP value */
    int openmode;		/* when to start CFG REQs */
    u_int32_t lqrperiod;	/* LQR frequency (seconds) */
    struct fsm_retry fsm;	/* How often/frequently to resend requests */
    unsigned acfcomp : 2;	/* Address & Control Field Compression neg */
    unsigned chap05 : 2;	/* Challenge Handshake Authentication proto */
#ifndef NODES
    unsigned chap80nt : 2;	/* Microsoft (NT) CHAP */
    unsigned chap80lm : 2;	/* Microsoft (LANMan) CHAP */
    unsigned chap81 : 2;	/* Microsoft CHAP v2 */
#endif
    unsigned lqr : 2;		/* Link Quality Report */
    unsigned echo : 1;		/* Send echo Requests */
    unsigned pap : 2;		/* Password Authentication protocol */
    unsigned protocomp : 2;	/* Protocol field compression */
    char ident[DEF_MRU - 7];	/* SendIdentification() data */
  } cfg;
};

#define	LCP_MAXCODE	CODE_IDENT
#define	LCP_MINMPCODE	CODE_CODEREJ

#define	TY_MRU		1	/* Maximum-Receive-Unit */
#define	TY_ACCMAP	2	/* Async-Control-Character-Map */
#define	TY_AUTHPROTO	3	/* Authentication-Protocol */
#define	TY_QUALPROTO	4	/* Quality-Protocol */
#define	TY_MAGICNUM	5	/* Magic-Number */
#define	TY_RESERVED	6	/* RESERVED */
#define	TY_PROTOCOMP	7	/* Protocol-Field-Compression */
#define	TY_ACFCOMP	8	/* Address-and-Control-Field-Compression */
#define	TY_FCSALT	9	/* FCS-Alternatives */
#define	TY_SDP		10	/* Self-Describing-Padding */
#define	TY_CALLBACK	13	/* Callback */
#define	TY_CFRAMES	15	/* Compound-frames */
#define	TY_MRRU		17	/* Max Reconstructed Receive Unit (MP) */
#define	TY_SHORTSEQ	18	/* Want short seqs (12bit) please (see mp.h) */
#define	TY_ENDDISC	19	/* Endpoint discriminator */

struct mbuf;
struct link;
struct bundle;
struct cmdargs;

#define fsm2lcp(fp) (fp->proto == PROTO_LCP ? (struct lcp *)fp : NULL)

extern void lcp_Init(struct lcp *, struct bundle *, struct link *,
                     const struct fsm_parent *);
extern void lcp_Setup(struct lcp *, int);

extern void lcp_SendProtoRej(struct lcp *, u_char *, int);
extern int lcp_SendIdentification(struct lcp *);
extern void lcp_RecvIdentification(struct lcp *, char *);
extern int lcp_ReportStatus(struct cmdargs const *);
extern struct mbuf *lcp_Input(struct bundle *, struct link *, struct mbuf *);
extern void lcp_SetupCallbacks(struct lcp *);

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Editing: lcp.h

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