ZG2100 Network interface source

Committer:
donatien
Date:
Fri Jul 09 15:37:23 2010 +0000
Revision:
0:b802fc31f1db

        

Who changed what in which revision?

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donatien 0:b802fc31f1db 1 /*****************************************************************************
donatien 0:b802fc31f1db 2 * lcp.h - Network Link Control Protocol header file.
donatien 0:b802fc31f1db 3 *
donatien 0:b802fc31f1db 4 * Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
donatien 0:b802fc31f1db 5 * portions Copyright (c) 1997 Global Election Systems Inc.
donatien 0:b802fc31f1db 6 *
donatien 0:b802fc31f1db 7 * The authors hereby grant permission to use, copy, modify, distribute,
donatien 0:b802fc31f1db 8 * and license this software and its documentation for any purpose, provided
donatien 0:b802fc31f1db 9 * that existing copyright notices are retained in all copies and that this
donatien 0:b802fc31f1db 10 * notice and the following disclaimer are included verbatim in any
donatien 0:b802fc31f1db 11 * distributions. No written agreement, license, or royalty fee is required
donatien 0:b802fc31f1db 12 * for any of the authorized uses.
donatien 0:b802fc31f1db 13 *
donatien 0:b802fc31f1db 14 * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
donatien 0:b802fc31f1db 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
donatien 0:b802fc31f1db 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
donatien 0:b802fc31f1db 17 * IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
donatien 0:b802fc31f1db 18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
donatien 0:b802fc31f1db 19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
donatien 0:b802fc31f1db 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
donatien 0:b802fc31f1db 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
donatien 0:b802fc31f1db 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
donatien 0:b802fc31f1db 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
donatien 0:b802fc31f1db 24 *
donatien 0:b802fc31f1db 25 ******************************************************************************
donatien 0:b802fc31f1db 26 * REVISION HISTORY
donatien 0:b802fc31f1db 27 *
donatien 0:b802fc31f1db 28 * 03-01-01 Marc Boucher <marc@mbsi.ca>
donatien 0:b802fc31f1db 29 * Ported to lwIP.
donatien 0:b802fc31f1db 30 * 97-11-05 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc.
donatien 0:b802fc31f1db 31 * Original derived from BSD codes.
donatien 0:b802fc31f1db 32 *****************************************************************************/
donatien 0:b802fc31f1db 33 /*
donatien 0:b802fc31f1db 34 * lcp.h - Link Control Protocol definitions.
donatien 0:b802fc31f1db 35 *
donatien 0:b802fc31f1db 36 * Copyright (c) 1989 Carnegie Mellon University.
donatien 0:b802fc31f1db 37 * All rights reserved.
donatien 0:b802fc31f1db 38 *
donatien 0:b802fc31f1db 39 * Redistribution and use in source and binary forms are permitted
donatien 0:b802fc31f1db 40 * provided that the above copyright notice and this paragraph are
donatien 0:b802fc31f1db 41 * duplicated in all such forms and that any documentation,
donatien 0:b802fc31f1db 42 * advertising materials, and other materials related to such
donatien 0:b802fc31f1db 43 * distribution and use acknowledge that the software was developed
donatien 0:b802fc31f1db 44 * by Carnegie Mellon University. The name of the
donatien 0:b802fc31f1db 45 * University may not be used to endorse or promote products derived
donatien 0:b802fc31f1db 46 * from this software without specific prior written permission.
donatien 0:b802fc31f1db 47 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
donatien 0:b802fc31f1db 48 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
donatien 0:b802fc31f1db 49 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
donatien 0:b802fc31f1db 50 *
donatien 0:b802fc31f1db 51 * $Id: lcp.h,v 1.4 2010/01/18 20:49:43 goldsimon Exp $
donatien 0:b802fc31f1db 52 */
donatien 0:b802fc31f1db 53
donatien 0:b802fc31f1db 54 #ifndef LCP_H
donatien 0:b802fc31f1db 55 #define LCP_H
donatien 0:b802fc31f1db 56 /*
donatien 0:b802fc31f1db 57 * Options.
donatien 0:b802fc31f1db 58 */
donatien 0:b802fc31f1db 59 #define CI_MRU 1 /* Maximum Receive Unit */
donatien 0:b802fc31f1db 60 #define CI_ASYNCMAP 2 /* Async Control Character Map */
donatien 0:b802fc31f1db 61 #define CI_AUTHTYPE 3 /* Authentication Type */
donatien 0:b802fc31f1db 62 #define CI_QUALITY 4 /* Quality Protocol */
donatien 0:b802fc31f1db 63 #define CI_MAGICNUMBER 5 /* Magic Number */
donatien 0:b802fc31f1db 64 #define CI_PCOMPRESSION 7 /* Protocol Field Compression */
donatien 0:b802fc31f1db 65 #define CI_ACCOMPRESSION 8 /* Address/Control Field Compression */
donatien 0:b802fc31f1db 66 #define CI_CALLBACK 13 /* callback */
donatien 0:b802fc31f1db 67 #define CI_MRRU 17 /* max reconstructed receive unit; multilink */
donatien 0:b802fc31f1db 68 #define CI_SSNHF 18 /* short sequence numbers for multilink */
donatien 0:b802fc31f1db 69 #define CI_EPDISC 19 /* endpoint discriminator */
donatien 0:b802fc31f1db 70
donatien 0:b802fc31f1db 71 /*
donatien 0:b802fc31f1db 72 * LCP-specific packet types (code numbers).
donatien 0:b802fc31f1db 73 */
donatien 0:b802fc31f1db 74 #define PROTREJ 8 /* Protocol Reject */
donatien 0:b802fc31f1db 75 #define ECHOREQ 9 /* Echo Request */
donatien 0:b802fc31f1db 76 #define ECHOREP 10 /* Echo Reply */
donatien 0:b802fc31f1db 77 #define DISCREQ 11 /* Discard Request */
donatien 0:b802fc31f1db 78 #define CBCP_OPT 6 /* Use callback control protocol */
donatien 0:b802fc31f1db 79
donatien 0:b802fc31f1db 80 /*
donatien 0:b802fc31f1db 81 * The state of options is described by an lcp_options structure.
donatien 0:b802fc31f1db 82 */
donatien 0:b802fc31f1db 83 typedef struct lcp_options {
donatien 0:b802fc31f1db 84 u_int passive : 1; /* Don't die if we don't get a response */
donatien 0:b802fc31f1db 85 u_int silent : 1; /* Wait for the other end to start first */
donatien 0:b802fc31f1db 86 u_int restart : 1; /* Restart vs. exit after close */
donatien 0:b802fc31f1db 87 u_int neg_mru : 1; /* Negotiate the MRU? */
donatien 0:b802fc31f1db 88 u_int neg_asyncmap : 1; /* Negotiate the async map? */
donatien 0:b802fc31f1db 89 u_int neg_upap : 1; /* Ask for UPAP authentication? */
donatien 0:b802fc31f1db 90 u_int neg_chap : 1; /* Ask for CHAP authentication? */
donatien 0:b802fc31f1db 91 u_int neg_magicnumber : 1; /* Ask for magic number? */
donatien 0:b802fc31f1db 92 u_int neg_pcompression : 1; /* HDLC Protocol Field Compression? */
donatien 0:b802fc31f1db 93 u_int neg_accompression : 1; /* HDLC Address/Control Field Compression? */
donatien 0:b802fc31f1db 94 u_int neg_lqr : 1; /* Negotiate use of Link Quality Reports */
donatien 0:b802fc31f1db 95 u_int neg_cbcp : 1; /* Negotiate use of CBCP */
donatien 0:b802fc31f1db 96 #ifdef PPP_MULTILINK
donatien 0:b802fc31f1db 97 u_int neg_mrru : 1; /* Negotiate multilink MRRU */
donatien 0:b802fc31f1db 98 u_int neg_ssnhf : 1; /* Negotiate short sequence numbers */
donatien 0:b802fc31f1db 99 u_int neg_endpoint : 1; /* Negotiate endpoint discriminator */
donatien 0:b802fc31f1db 100 #endif
donatien 0:b802fc31f1db 101 u_short mru; /* Value of MRU */
donatien 0:b802fc31f1db 102 #ifdef PPP_MULTILINK
donatien 0:b802fc31f1db 103 u_short mrru; /* Value of MRRU, and multilink enable */
donatien 0:b802fc31f1db 104 #endif
donatien 0:b802fc31f1db 105 u_char chap_mdtype; /* which MD type (hashing algorithm) */
donatien 0:b802fc31f1db 106 u32_t asyncmap; /* Value of async map */
donatien 0:b802fc31f1db 107 u32_t magicnumber;
donatien 0:b802fc31f1db 108 int numloops; /* Number of loops during magic number neg. */
donatien 0:b802fc31f1db 109 u32_t lqr_period; /* Reporting period for LQR 1/100ths second */
donatien 0:b802fc31f1db 110 #ifdef PPP_MULTILINK
donatien 0:b802fc31f1db 111 struct epdisc endpoint; /* endpoint discriminator */
donatien 0:b802fc31f1db 112 #endif
donatien 0:b802fc31f1db 113 } lcp_options;
donatien 0:b802fc31f1db 114
donatien 0:b802fc31f1db 115 /*
donatien 0:b802fc31f1db 116 * Values for phase from BSD pppd.h based on RFC 1661.
donatien 0:b802fc31f1db 117 */
donatien 0:b802fc31f1db 118 typedef enum {
donatien 0:b802fc31f1db 119 PHASE_DEAD = 0,
donatien 0:b802fc31f1db 120 PHASE_INITIALIZE,
donatien 0:b802fc31f1db 121 PHASE_ESTABLISH,
donatien 0:b802fc31f1db 122 PHASE_AUTHENTICATE,
donatien 0:b802fc31f1db 123 PHASE_CALLBACK,
donatien 0:b802fc31f1db 124 PHASE_NETWORK,
donatien 0:b802fc31f1db 125 PHASE_TERMINATE
donatien 0:b802fc31f1db 126 } LinkPhase;
donatien 0:b802fc31f1db 127
donatien 0:b802fc31f1db 128
donatien 0:b802fc31f1db 129
donatien 0:b802fc31f1db 130 extern LinkPhase lcp_phase[NUM_PPP]; /* Phase of link session (RFC 1661) */
donatien 0:b802fc31f1db 131 extern lcp_options lcp_wantoptions[];
donatien 0:b802fc31f1db 132 extern lcp_options lcp_gotoptions[];
donatien 0:b802fc31f1db 133 extern lcp_options lcp_allowoptions[];
donatien 0:b802fc31f1db 134 extern lcp_options lcp_hisoptions[];
donatien 0:b802fc31f1db 135 extern ext_accm xmit_accm[];
donatien 0:b802fc31f1db 136
donatien 0:b802fc31f1db 137
donatien 0:b802fc31f1db 138 void lcp_init (int);
donatien 0:b802fc31f1db 139 void lcp_open (int);
donatien 0:b802fc31f1db 140 void lcp_close (int, char *);
donatien 0:b802fc31f1db 141 void lcp_lowerup (int);
donatien 0:b802fc31f1db 142 void lcp_lowerdown(int);
donatien 0:b802fc31f1db 143 void lcp_sprotrej (int, u_char *, int); /* send protocol reject */
donatien 0:b802fc31f1db 144
donatien 0:b802fc31f1db 145 extern struct protent lcp_protent;
donatien 0:b802fc31f1db 146
donatien 0:b802fc31f1db 147 /* Default number of times we receive our magic number from the peer
donatien 0:b802fc31f1db 148 before deciding the link is looped-back. */
donatien 0:b802fc31f1db 149 #define DEFLOOPBACKFAIL 10
donatien 0:b802fc31f1db 150
donatien 0:b802fc31f1db 151 #endif /* LCP_H */