X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Flcp.h;h=d5f8aee04353a961b9c7709a3f75d50f6e9ebde6;hp=68f4762a3e4c1d21286983c5153b4bc52e300844;hb=f9f667ee187be5d34ac94f11bf366dd218191122;hpb=5c53b31794d898441de5902adeacf1c8d90849bd diff --git a/pppd/lcp.h b/pppd/lcp.h index 68f4762..d5f8aee 100644 --- a/pppd/lcp.h +++ b/pppd/lcp.h @@ -1,27 +1,51 @@ /* * lcp.h - Link Control Protocol definitions. * - * Copyright (c) 1989 Carnegie Mellon University. - * All rights reserved. + * Copyright (c) 1984-2000 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. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: * - * $Id: lcp.h,v 1.3 1994/04/18 04:00:16 paulus Exp $ + * 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. + * + * $Id: lcp.h,v 1.20 2004/11/14 22:53:42 carlsonj Exp $ */ /* * Options. */ +#define CI_VENDOR 0 /* Vendor Specific */ #define CI_MRU 1 /* Maximum Receive Unit */ #define CI_ASYNCMAP 2 /* Async Control Character Map */ #define CI_AUTHTYPE 3 /* Authentication Type */ @@ -29,36 +53,63 @@ #define CI_MAGICNUMBER 5 /* Magic Number */ #define CI_PCOMPRESSION 7 /* Protocol Field Compression */ #define CI_ACCOMPRESSION 8 /* Address/Control Field Compression */ +#define CI_FCSALTERN 9 /* FCS-Alternatives */ +#define CI_SDP 10 /* Self-Describing-Pad */ +#define CI_NUMBERED 11 /* Numbered-Mode */ +#define CI_CALLBACK 13 /* callback */ +#define CI_MRRU 17 /* max reconstructed receive unit; multilink */ +#define CI_SSNHF 18 /* short sequence numbers for multilink */ +#define CI_EPDISC 19 /* endpoint discriminator */ +#define CI_MPPLUS 22 /* Multi-Link-Plus-Procedure */ +#define CI_LDISC 23 /* Link-Discriminator */ +#define CI_LCPAUTH 24 /* LCP Authentication */ +#define CI_COBS 25 /* Consistent Overhead Byte Stuffing */ +#define CI_PREFELIS 26 /* Prefix Elision */ +#define CI_MPHDRFMT 27 /* MP Header Format */ +#define CI_I18N 28 /* Internationalization */ +#define CI_SDL 29 /* Simple Data Link */ /* - * LCP-specific packet types. + * LCP-specific packet types (code numbers). */ #define PROTREJ 8 /* Protocol Reject */ #define ECHOREQ 9 /* Echo Request */ #define ECHOREP 10 /* Echo Reply */ #define DISCREQ 11 /* Discard Request */ +#define IDENTIF 12 /* Identification */ +#define TIMEREM 13 /* Time Remaining */ + +/* Value used as data for CI_CALLBACK option */ +#define CBCP_OPT 6 /* Use callback control protocol */ /* * The state of options is described by an lcp_options structure. */ typedef struct lcp_options { - int passive : 1; /* Don't die if we don't get a response */ - int silent : 1; /* Wait for the other end to start first */ - int restart : 1; /* Restart vs. exit after close */ - int neg_mru : 1; /* Negotiate the MRU? */ - int neg_asyncmap : 1; /* Negotiate the async map? */ - int neg_upap : 1; /* Ask for UPAP authentication? */ - int neg_chap : 1; /* Ask for CHAP authentication? */ - int neg_magicnumber : 1; /* Ask for magic number? */ - int neg_pcompression : 1; /* HDLC Protocol Field Compression? */ - int neg_accompression : 1; /* HDLC Address/Control Field Compression? */ - int neg_lqr : 1; /* Negotiate use of Link Quality Reports */ - u_short mru; /* Value of MRU */ - char chap_mdtype; /* which MD type (hashing algorithm) */ - u_long asyncmap; /* Value of async map */ - u_long magicnumber; - int numloops; /* Number of loops during magic number neg. */ - u_long lqr_period; /* Reporting period for link quality */ + bool passive; /* Don't die if we don't get a response */ + bool silent; /* Wait for the other end to start first */ + bool restart; /* Restart vs. exit after close */ + bool neg_mru; /* Negotiate the MRU? */ + bool neg_asyncmap; /* Negotiate the async map? */ + bool neg_upap; /* Ask for UPAP authentication? */ + bool neg_chap; /* Ask for CHAP authentication? */ + bool neg_eap; /* Ask for EAP authentication? */ + bool neg_magicnumber; /* Ask for magic number? */ + bool neg_pcompression; /* HDLC Protocol Field Compression? */ + bool neg_accompression; /* HDLC Address/Control Field Compression? */ + bool neg_lqr; /* Negotiate use of Link Quality Reports */ + bool neg_cbcp; /* Negotiate use of CBCP */ + bool neg_mrru; /* negotiate multilink MRRU */ + bool neg_ssnhf; /* negotiate short sequence numbers */ + bool neg_endpoint; /* negotiate endpoint discriminator */ + int mru; /* Value of MRU */ + int mrru; /* Value of MRRU, and multilink enable */ + u_char chap_mdtype; /* which MD types (hashing algorithm) */ + u_int32_t asyncmap; /* Value of async map */ + u_int32_t magicnumber; + int numloops; /* Number of loops during magic number neg. */ + u_int32_t lqr_period; /* Reporting period for LQR 1/100ths second */ + struct epdisc endpoint; /* endpoint discriminator */ } lcp_options; extern fsm lcp_fsm[]; @@ -66,22 +117,19 @@ extern lcp_options lcp_wantoptions[]; extern lcp_options lcp_gotoptions[]; extern lcp_options lcp_allowoptions[]; extern lcp_options lcp_hisoptions[]; -extern u_long xmit_accm[][8]; #define DEFMRU 1500 /* Try for this */ #define MINMRU 128 /* No MRUs below this */ #define MAXMRU 16384 /* Normally limit MRU to this */ -void lcp_init __ARGS((int)); -void lcp_open __ARGS((int)); -void lcp_close __ARGS((int)); -void lcp_lowerup __ARGS((int)); -void lcp_lowerdown __ARGS((int)); -void lcp_input __ARGS((int, u_char *, int)); -void lcp_protrej __ARGS((int)); -void lcp_sprotrej __ARGS((int, u_char *, int)); -int lcp_printpkt __ARGS((u_char *, int, - void (*) __ARGS((void *, char *, ...)), void *)); +void lcp_open __P((int)); +void lcp_close __P((int, char *)); +void lcp_lowerup __P((int)); +void lcp_lowerdown __P((int)); +void lcp_sprotrej __P((int, u_char *, int)); /* send protocol reject */ + +extern struct protent lcp_protent; -extern int lcp_warnloops; /* Warn about a loopback this often */ -#define DEFWARNLOOPS 10 /* Default value for above */ +/* Default number of times we receive our magic number from the peer + before deciding the link is looped-back. */ +#define DEFLOOPBACKFAIL 10