Example self-announcing webserver which controls a servo through a smallHTML userinterface.

Dependencies:   mbed

Committer:
dirkx
Date:
Sat Aug 14 15:56:01 2010 +0000
Revision:
0:a259777c45a3

        

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dirkx 0:a259777c45a3 1 /*****************************************************************************
dirkx 0:a259777c45a3 2 * ppp_oe.h - PPP Over Ethernet implementation for lwIP.
dirkx 0:a259777c45a3 3 *
dirkx 0:a259777c45a3 4 * Copyright (c) 2006 by Marc Boucher, Services Informatiques (MBSI) inc.
dirkx 0:a259777c45a3 5 *
dirkx 0:a259777c45a3 6 * The authors hereby grant permission to use, copy, modify, distribute,
dirkx 0:a259777c45a3 7 * and license this software and its documentation for any purpose, provided
dirkx 0:a259777c45a3 8 * that existing copyright notices are retained in all copies and that this
dirkx 0:a259777c45a3 9 * notice and the following disclaimer are included verbatim in any
dirkx 0:a259777c45a3 10 * distributions. No written agreement, license, or royalty fee is required
dirkx 0:a259777c45a3 11 * for any of the authorized uses.
dirkx 0:a259777c45a3 12 *
dirkx 0:a259777c45a3 13 * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
dirkx 0:a259777c45a3 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
dirkx 0:a259777c45a3 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
dirkx 0:a259777c45a3 16 * IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
dirkx 0:a259777c45a3 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
dirkx 0:a259777c45a3 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
dirkx 0:a259777c45a3 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
dirkx 0:a259777c45a3 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
dirkx 0:a259777c45a3 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
dirkx 0:a259777c45a3 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
dirkx 0:a259777c45a3 23 *
dirkx 0:a259777c45a3 24 ******************************************************************************
dirkx 0:a259777c45a3 25 * REVISION HISTORY
dirkx 0:a259777c45a3 26 *
dirkx 0:a259777c45a3 27 * 06-01-01 Marc Boucher <marc@mbsi.ca>
dirkx 0:a259777c45a3 28 * Ported to lwIP.
dirkx 0:a259777c45a3 29 *****************************************************************************/
dirkx 0:a259777c45a3 30
dirkx 0:a259777c45a3 31
dirkx 0:a259777c45a3 32
dirkx 0:a259777c45a3 33 /* based on NetBSD: if_pppoe.c,v 1.64 2006/01/31 23:50:15 martin Exp */
dirkx 0:a259777c45a3 34
dirkx 0:a259777c45a3 35 /*-
dirkx 0:a259777c45a3 36 * Copyright (c) 2002 The NetBSD Foundation, Inc.
dirkx 0:a259777c45a3 37 * All rights reserved.
dirkx 0:a259777c45a3 38 *
dirkx 0:a259777c45a3 39 * This code is derived from software contributed to The NetBSD Foundation
dirkx 0:a259777c45a3 40 * by Martin Husemann <martin@NetBSD.org>.
dirkx 0:a259777c45a3 41 *
dirkx 0:a259777c45a3 42 * Redistribution and use in source and binary forms, with or without
dirkx 0:a259777c45a3 43 * modification, are permitted provided that the following conditions
dirkx 0:a259777c45a3 44 * are met:
dirkx 0:a259777c45a3 45 * 1. Redistributions of source code must retain the above copyright
dirkx 0:a259777c45a3 46 * notice, this list of conditions and the following disclaimer.
dirkx 0:a259777c45a3 47 * 2. Redistributions in binary form must reproduce the above copyright
dirkx 0:a259777c45a3 48 * notice, this list of conditions and the following disclaimer in the
dirkx 0:a259777c45a3 49 * documentation and/or other materials provided with the distribution.
dirkx 0:a259777c45a3 50 * 3. All advertising materials mentioning features or use of this software
dirkx 0:a259777c45a3 51 * must display the following acknowledgement:
dirkx 0:a259777c45a3 52 * This product includes software developed by the NetBSD
dirkx 0:a259777c45a3 53 * Foundation, Inc. and its contributors.
dirkx 0:a259777c45a3 54 * 4. Neither the name of The NetBSD Foundation nor the names of its
dirkx 0:a259777c45a3 55 * contributors may be used to endorse or promote products derived
dirkx 0:a259777c45a3 56 * from this software without specific prior written permission.
dirkx 0:a259777c45a3 57 *
dirkx 0:a259777c45a3 58 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
dirkx 0:a259777c45a3 59 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
dirkx 0:a259777c45a3 60 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
dirkx 0:a259777c45a3 61 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
dirkx 0:a259777c45a3 62 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
dirkx 0:a259777c45a3 63 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
dirkx 0:a259777c45a3 64 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
dirkx 0:a259777c45a3 65 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
dirkx 0:a259777c45a3 66 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
dirkx 0:a259777c45a3 67 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
dirkx 0:a259777c45a3 68 * POSSIBILITY OF SUCH DAMAGE.
dirkx 0:a259777c45a3 69 */
dirkx 0:a259777c45a3 70 #ifndef PPP_OE_H
dirkx 0:a259777c45a3 71 #define PPP_OE_H
dirkx 0:a259777c45a3 72
dirkx 0:a259777c45a3 73 #include "lwip/opt.h"
dirkx 0:a259777c45a3 74
dirkx 0:a259777c45a3 75 #if PPPOE_SUPPORT > 0
dirkx 0:a259777c45a3 76
dirkx 0:a259777c45a3 77 #include "netif/etharp.h"
dirkx 0:a259777c45a3 78
dirkx 0:a259777c45a3 79 #ifdef PACK_STRUCT_USE_INCLUDES
dirkx 0:a259777c45a3 80 # include "arch/bpstruct.h"
dirkx 0:a259777c45a3 81 #endif
dirkx 0:a259777c45a3 82 PACK_STRUCT_BEGIN
dirkx 0:a259777c45a3 83 struct pppoehdr {
dirkx 0:a259777c45a3 84 PACK_STRUCT_FIELD(u8_t vertype);
dirkx 0:a259777c45a3 85 PACK_STRUCT_FIELD(u8_t code);
dirkx 0:a259777c45a3 86 PACK_STRUCT_FIELD(u16_t session);
dirkx 0:a259777c45a3 87 PACK_STRUCT_FIELD(u16_t plen);
dirkx 0:a259777c45a3 88 } PACK_STRUCT_STRUCT;
dirkx 0:a259777c45a3 89 PACK_STRUCT_END
dirkx 0:a259777c45a3 90 #ifdef PACK_STRUCT_USE_INCLUDES
dirkx 0:a259777c45a3 91 # include "arch/epstruct.h"
dirkx 0:a259777c45a3 92 #endif
dirkx 0:a259777c45a3 93
dirkx 0:a259777c45a3 94 #ifdef PACK_STRUCT_USE_INCLUDES
dirkx 0:a259777c45a3 95 # include "arch/bpstruct.h"
dirkx 0:a259777c45a3 96 #endif
dirkx 0:a259777c45a3 97 PACK_STRUCT_BEGIN
dirkx 0:a259777c45a3 98 struct pppoetag {
dirkx 0:a259777c45a3 99 PACK_STRUCT_FIELD(u16_t tag);
dirkx 0:a259777c45a3 100 PACK_STRUCT_FIELD(u16_t len);
dirkx 0:a259777c45a3 101 } PACK_STRUCT_STRUCT;
dirkx 0:a259777c45a3 102 PACK_STRUCT_END
dirkx 0:a259777c45a3 103 #ifdef PACK_STRUCT_USE_INCLUDES
dirkx 0:a259777c45a3 104 # include "arch/epstruct.h"
dirkx 0:a259777c45a3 105 #endif
dirkx 0:a259777c45a3 106
dirkx 0:a259777c45a3 107
dirkx 0:a259777c45a3 108 #define PPPOE_STATE_INITIAL 0
dirkx 0:a259777c45a3 109 #define PPPOE_STATE_PADI_SENT 1
dirkx 0:a259777c45a3 110 #define PPPOE_STATE_PADR_SENT 2
dirkx 0:a259777c45a3 111 #define PPPOE_STATE_SESSION 3
dirkx 0:a259777c45a3 112 #define PPPOE_STATE_CLOSING 4
dirkx 0:a259777c45a3 113 /* passive */
dirkx 0:a259777c45a3 114 #define PPPOE_STATE_PADO_SENT 1
dirkx 0:a259777c45a3 115
dirkx 0:a259777c45a3 116 #define PPPOE_HEADERLEN sizeof(struct pppoehdr)
dirkx 0:a259777c45a3 117 #define PPPOE_VERTYPE 0x11 /* VER=1, TYPE = 1 */
dirkx 0:a259777c45a3 118
dirkx 0:a259777c45a3 119 #define PPPOE_TAG_EOL 0x0000 /* end of list */
dirkx 0:a259777c45a3 120 #define PPPOE_TAG_SNAME 0x0101 /* service name */
dirkx 0:a259777c45a3 121 #define PPPOE_TAG_ACNAME 0x0102 /* access concentrator name */
dirkx 0:a259777c45a3 122 #define PPPOE_TAG_HUNIQUE 0x0103 /* host unique */
dirkx 0:a259777c45a3 123 #define PPPOE_TAG_ACCOOKIE 0x0104 /* AC cookie */
dirkx 0:a259777c45a3 124 #define PPPOE_TAG_VENDOR 0x0105 /* vendor specific */
dirkx 0:a259777c45a3 125 #define PPPOE_TAG_RELAYSID 0x0110 /* relay session id */
dirkx 0:a259777c45a3 126 #define PPPOE_TAG_SNAME_ERR 0x0201 /* service name error */
dirkx 0:a259777c45a3 127 #define PPPOE_TAG_ACSYS_ERR 0x0202 /* AC system error */
dirkx 0:a259777c45a3 128 #define PPPOE_TAG_GENERIC_ERR 0x0203 /* gerneric error */
dirkx 0:a259777c45a3 129
dirkx 0:a259777c45a3 130 #define PPPOE_CODE_PADI 0x09 /* Active Discovery Initiation */
dirkx 0:a259777c45a3 131 #define PPPOE_CODE_PADO 0x07 /* Active Discovery Offer */
dirkx 0:a259777c45a3 132 #define PPPOE_CODE_PADR 0x19 /* Active Discovery Request */
dirkx 0:a259777c45a3 133 #define PPPOE_CODE_PADS 0x65 /* Active Discovery Session confirmation */
dirkx 0:a259777c45a3 134 #define PPPOE_CODE_PADT 0xA7 /* Active Discovery Terminate */
dirkx 0:a259777c45a3 135
dirkx 0:a259777c45a3 136 #ifndef ETHERMTU
dirkx 0:a259777c45a3 137 #define ETHERMTU 1500
dirkx 0:a259777c45a3 138 #endif
dirkx 0:a259777c45a3 139
dirkx 0:a259777c45a3 140 /* two byte PPP protocol discriminator, then IP data */
dirkx 0:a259777c45a3 141 #define PPPOE_MAXMTU (ETHERMTU-PPPOE_HEADERLEN-2)
dirkx 0:a259777c45a3 142
dirkx 0:a259777c45a3 143 struct pppoe_softc;
dirkx 0:a259777c45a3 144
dirkx 0:a259777c45a3 145
dirkx 0:a259777c45a3 146 void pppoe_init(void);
dirkx 0:a259777c45a3 147
dirkx 0:a259777c45a3 148 err_t pppoe_create(struct netif *ethernetnetif, int pd, void (*linkStatusCB)(int pd, int up), struct pppoe_softc **scptr);
dirkx 0:a259777c45a3 149 err_t pppoe_destroy(struct netif *ifp);
dirkx 0:a259777c45a3 150
dirkx 0:a259777c45a3 151 int pppoe_connect(struct pppoe_softc *sc);
dirkx 0:a259777c45a3 152 void pppoe_disconnect(struct pppoe_softc *sc);
dirkx 0:a259777c45a3 153
dirkx 0:a259777c45a3 154 void pppoe_disc_input(struct netif *netif, struct pbuf *p);
dirkx 0:a259777c45a3 155 void pppoe_data_input(struct netif *netif, struct pbuf *p);
dirkx 0:a259777c45a3 156
dirkx 0:a259777c45a3 157 err_t pppoe_xmit(struct pppoe_softc *sc, struct pbuf *pb);
dirkx 0:a259777c45a3 158
dirkx 0:a259777c45a3 159 /** used in ppp.c */
dirkx 0:a259777c45a3 160 #define PPPOE_HDRLEN (sizeof(struct eth_hdr) + PPPOE_HEADERLEN)
dirkx 0:a259777c45a3 161
dirkx 0:a259777c45a3 162 #endif /* PPPOE_SUPPORT */
dirkx 0:a259777c45a3 163
dirkx 0:a259777c45a3 164 #endif /* PPP_OE_H */