Yann Garcia / Mbed 2 deprecated DS130x_I2CApp

This short program illustrates how to use the DS130x_I2C library. My objective is to share the same RTC with Microchip 18F MCU.

Dependencies:   mbed DebugLibrary

NetServices/lwip/netif/ppp/lcp.h@0:f30e2135b0db, 2011-02-09 (annotated)

Committer:
Yann
Date:
Wed Feb 09 13:57:49 2011 +0000
Revision:
0:f30e2135b0db
V0.0.0.1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Yann 0:f30e2135b0db 1 /*****************************************************************************
Yann 0:f30e2135b0db 2 * lcp.h - Network Link Control Protocol header file.
Yann 0:f30e2135b0db 3 *
Yann 0:f30e2135b0db 4 * Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
Yann 0:f30e2135b0db 5 * portions Copyright (c) 1997 Global Election Systems Inc.
Yann 0:f30e2135b0db 6 *
Yann 0:f30e2135b0db 7 * The authors hereby grant permission to use, copy, modify, distribute,
Yann 0:f30e2135b0db 8 * and license this software and its documentation for any purpose, provided
Yann 0:f30e2135b0db 9 * that existing copyright notices are retained in all copies and that this
Yann 0:f30e2135b0db 10 * notice and the following disclaimer are included verbatim in any
Yann 0:f30e2135b0db 11 * distributions. No written agreement, license, or royalty fee is required
Yann 0:f30e2135b0db 12 * for any of the authorized uses.
Yann 0:f30e2135b0db 13 *
Yann 0:f30e2135b0db 14 * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
Yann 0:f30e2135b0db 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
Yann 0:f30e2135b0db 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
Yann 0:f30e2135b0db 17 * IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
Yann 0:f30e2135b0db 18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
Yann 0:f30e2135b0db 19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
Yann 0:f30e2135b0db 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
Yann 0:f30e2135b0db 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
Yann 0:f30e2135b0db 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
Yann 0:f30e2135b0db 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Yann 0:f30e2135b0db 24 *
Yann 0:f30e2135b0db 25 ******************************************************************************
Yann 0:f30e2135b0db 26 * REVISION HISTORY
Yann 0:f30e2135b0db 27 *
Yann 0:f30e2135b0db 28 * 03-01-01 Marc Boucher <marc@mbsi.ca>
Yann 0:f30e2135b0db 29 * Ported to lwIP.
Yann 0:f30e2135b0db 30 * 97-11-05 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc.
Yann 0:f30e2135b0db 31 * Original derived from BSD codes.
Yann 0:f30e2135b0db 32 *****************************************************************************/
Yann 0:f30e2135b0db 33 /*
Yann 0:f30e2135b0db 34 * lcp.h - Link Control Protocol definitions.
Yann 0:f30e2135b0db 35 *
Yann 0:f30e2135b0db 36 * Copyright (c) 1989 Carnegie Mellon University.
Yann 0:f30e2135b0db 37 * All rights reserved.
Yann 0:f30e2135b0db 38 *
Yann 0:f30e2135b0db 39 * Redistribution and use in source and binary forms are permitted
Yann 0:f30e2135b0db 40 * provided that the above copyright notice and this paragraph are
Yann 0:f30e2135b0db 41 * duplicated in all such forms and that any documentation,
Yann 0:f30e2135b0db 42 * advertising materials, and other materials related to such
Yann 0:f30e2135b0db 43 * distribution and use acknowledge that the software was developed
Yann 0:f30e2135b0db 44 * by Carnegie Mellon University. The name of the
Yann 0:f30e2135b0db 45 * University may not be used to endorse or promote products derived
Yann 0:f30e2135b0db 46 * from this software without specific prior written permission.
Yann 0:f30e2135b0db 47 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
Yann 0:f30e2135b0db 48 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
Yann 0:f30e2135b0db 49 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
Yann 0:f30e2135b0db 50 *
Yann 0:f30e2135b0db 51 * $Id: lcp.h,v 1.4 2010/01/18 20:49:43 goldsimon Exp $
Yann 0:f30e2135b0db 52 */
Yann 0:f30e2135b0db 53
Yann 0:f30e2135b0db 54 #ifndef LCP_H
Yann 0:f30e2135b0db 55 #define LCP_H
Yann 0:f30e2135b0db 56 /*
Yann 0:f30e2135b0db 57 * Options.
Yann 0:f30e2135b0db 58 */
Yann 0:f30e2135b0db 59 #define CI_MRU 1 /* Maximum Receive Unit */
Yann 0:f30e2135b0db 60 #define CI_ASYNCMAP 2 /* Async Control Character Map */
Yann 0:f30e2135b0db 61 #define CI_AUTHTYPE 3 /* Authentication Type */
Yann 0:f30e2135b0db 62 #define CI_QUALITY 4 /* Quality Protocol */
Yann 0:f30e2135b0db 63 #define CI_MAGICNUMBER 5 /* Magic Number */
Yann 0:f30e2135b0db 64 #define CI_PCOMPRESSION 7 /* Protocol Field Compression */
Yann 0:f30e2135b0db 65 #define CI_ACCOMPRESSION 8 /* Address/Control Field Compression */
Yann 0:f30e2135b0db 66 #define CI_CALLBACK 13 /* callback */
Yann 0:f30e2135b0db 67 #define CI_MRRU 17 /* max reconstructed receive unit; multilink */
Yann 0:f30e2135b0db 68 #define CI_SSNHF 18 /* short sequence numbers for multilink */
Yann 0:f30e2135b0db 69 #define CI_EPDISC 19 /* endpoint discriminator */
Yann 0:f30e2135b0db 70
Yann 0:f30e2135b0db 71 /*
Yann 0:f30e2135b0db 72 * LCP-specific packet types (code numbers).
Yann 0:f30e2135b0db 73 */
Yann 0:f30e2135b0db 74 #define PROTREJ 8 /* Protocol Reject */
Yann 0:f30e2135b0db 75 #define ECHOREQ 9 /* Echo Request */
Yann 0:f30e2135b0db 76 #define ECHOREP 10 /* Echo Reply */
Yann 0:f30e2135b0db 77 #define DISCREQ 11 /* Discard Request */
Yann 0:f30e2135b0db 78 #define CBCP_OPT 6 /* Use callback control protocol */
Yann 0:f30e2135b0db 79
Yann 0:f30e2135b0db 80 /*
Yann 0:f30e2135b0db 81 * The state of options is described by an lcp_options structure.
Yann 0:f30e2135b0db 82 */
Yann 0:f30e2135b0db 83 typedef struct lcp_options {
Yann 0:f30e2135b0db 84 u_int passive : 1; /* Don't die if we don't get a response */
Yann 0:f30e2135b0db 85 u_int silent : 1; /* Wait for the other end to start first */
Yann 0:f30e2135b0db 86 u_int restart : 1; /* Restart vs. exit after close */
Yann 0:f30e2135b0db 87 u_int neg_mru : 1; /* Negotiate the MRU? */
Yann 0:f30e2135b0db 88 u_int neg_asyncmap : 1; /* Negotiate the async map? */
Yann 0:f30e2135b0db 89 u_int neg_upap : 1; /* Ask for UPAP authentication? */
Yann 0:f30e2135b0db 90 u_int neg_chap : 1; /* Ask for CHAP authentication? */
Yann 0:f30e2135b0db 91 u_int neg_magicnumber : 1; /* Ask for magic number? */
Yann 0:f30e2135b0db 92 u_int neg_pcompression : 1; /* HDLC Protocol Field Compression? */
Yann 0:f30e2135b0db 93 u_int neg_accompression : 1; /* HDLC Address/Control Field Compression? */
Yann 0:f30e2135b0db 94 u_int neg_lqr : 1; /* Negotiate use of Link Quality Reports */
Yann 0:f30e2135b0db 95 u_int neg_cbcp : 1; /* Negotiate use of CBCP */
Yann 0:f30e2135b0db 96 #ifdef PPP_MULTILINK
Yann 0:f30e2135b0db 97 u_int neg_mrru : 1; /* Negotiate multilink MRRU */
Yann 0:f30e2135b0db 98 u_int neg_ssnhf : 1; /* Negotiate short sequence numbers */
Yann 0:f30e2135b0db 99 u_int neg_endpoint : 1; /* Negotiate endpoint discriminator */
Yann 0:f30e2135b0db 100 #endif
Yann 0:f30e2135b0db 101 u_short mru; /* Value of MRU */
Yann 0:f30e2135b0db 102 #ifdef PPP_MULTILINK
Yann 0:f30e2135b0db 103 u_short mrru; /* Value of MRRU, and multilink enable */
Yann 0:f30e2135b0db 104 #endif
Yann 0:f30e2135b0db 105 u_char chap_mdtype; /* which MD type (hashing algorithm) */
Yann 0:f30e2135b0db 106 u32_t asyncmap; /* Value of async map */
Yann 0:f30e2135b0db 107 u32_t magicnumber;
Yann 0:f30e2135b0db 108 int numloops; /* Number of loops during magic number neg. */
Yann 0:f30e2135b0db 109 u32_t lqr_period; /* Reporting period for LQR 1/100ths second */
Yann 0:f30e2135b0db 110 #ifdef PPP_MULTILINK
Yann 0:f30e2135b0db 111 struct epdisc endpoint; /* endpoint discriminator */
Yann 0:f30e2135b0db 112 #endif
Yann 0:f30e2135b0db 113 } lcp_options;
Yann 0:f30e2135b0db 114
Yann 0:f30e2135b0db 115 /*
Yann 0:f30e2135b0db 116 * Values for phase from BSD pppd.h based on RFC 1661.
Yann 0:f30e2135b0db 117 */
Yann 0:f30e2135b0db 118 typedef enum {
Yann 0:f30e2135b0db 119 PHASE_DEAD = 0,
Yann 0:f30e2135b0db 120 PHASE_INITIALIZE,
Yann 0:f30e2135b0db 121 PHASE_ESTABLISH,
Yann 0:f30e2135b0db 122 PHASE_AUTHENTICATE,
Yann 0:f30e2135b0db 123 PHASE_CALLBACK,
Yann 0:f30e2135b0db 124 PHASE_NETWORK,
Yann 0:f30e2135b0db 125 PHASE_TERMINATE
Yann 0:f30e2135b0db 126 } LinkPhase;
Yann 0:f30e2135b0db 127
Yann 0:f30e2135b0db 128
Yann 0:f30e2135b0db 129
Yann 0:f30e2135b0db 130 extern LinkPhase lcp_phase[NUM_PPP]; /* Phase of link session (RFC 1661) */
Yann 0:f30e2135b0db 131 extern lcp_options lcp_wantoptions[];
Yann 0:f30e2135b0db 132 extern lcp_options lcp_gotoptions[];
Yann 0:f30e2135b0db 133 extern lcp_options lcp_allowoptions[];
Yann 0:f30e2135b0db 134 extern lcp_options lcp_hisoptions[];
Yann 0:f30e2135b0db 135 extern ext_accm xmit_accm[];
Yann 0:f30e2135b0db 136
Yann 0:f30e2135b0db 137
Yann 0:f30e2135b0db 138 void lcp_init (int);
Yann 0:f30e2135b0db 139 void lcp_open (int);
Yann 0:f30e2135b0db 140 void lcp_close (int, char *);
Yann 0:f30e2135b0db 141 void lcp_lowerup (int);
Yann 0:f30e2135b0db 142 void lcp_lowerdown(int);
Yann 0:f30e2135b0db 143 void lcp_sprotrej (int, u_char *, int); /* send protocol reject */
Yann 0:f30e2135b0db 144
Yann 0:f30e2135b0db 145 extern struct protent lcp_protent;
Yann 0:f30e2135b0db 146
Yann 0:f30e2135b0db 147 /* Default number of times we receive our magic number from the peer
Yann 0:f30e2135b0db 148 before deciding the link is looped-back. */
Yann 0:f30e2135b0db 149 #define DEFLOOPBACKFAIL 10
Yann 0:f30e2135b0db 150
Yann 0:f30e2135b0db 151 #endif /* LCP_H */