/***************************************************************************** | |
* ppp_oe.h - PPP Over Ethernet implementation for lwIP. | |
* | |
* Copyright (c) 2006 by Marc Boucher, Services Informatiques (MBSI) inc. | |
* | |
* The authors hereby grant permission to use, copy, modify, distribute, | |
* and license this software and its documentation for any purpose, provided | |
* that existing copyright notices are retained in all copies and that this | |
* notice and the following disclaimer are included verbatim in any | |
* distributions. No written agreement, license, or royalty fee is required | |
* for any of the authorized uses. | |
* | |
* THIS SOFTWARE IS PROVIDED BY THE 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 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. | |
* | |
****************************************************************************** | |
* REVISION HISTORY | |
* | |
* 06-01-01 Marc Boucher <marc@mbsi.ca> | |
* Ported to lwIP. | |
*****************************************************************************/ | |
/* based on NetBSD: if_pppoe.c,v 1.64 2006/01/31 23:50:15 martin Exp */ | |
/*- | |
* Copyright (c) 2002 The NetBSD Foundation, Inc. | |
* All rights reserved. | |
* | |
* This code is derived from software contributed to The NetBSD Foundation | |
* by Martin Husemann <martin@NetBSD.org>. | |
* | |
* 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. | |
* 3. All advertising materials mentioning features or use of this software | |
* must display the following acknowledgement: | |
* This product includes software developed by the NetBSD | |
* Foundation, Inc. and its contributors. | |
* 4. Neither the name of The NetBSD Foundation nor the names of its | |
* contributors may be used to endorse or promote products derived | |
* from this software without specific prior written permission. | |
* | |
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. | |
*/ | |
#ifndef PPP_OE_H | |
#define PPP_OE_H | |
#include "lwip/opt.h" | |
#if PPPOE_SUPPORT > 0 | |
#ifdef PACK_STRUCT_USE_INCLUDES | |
# include "arch/bpstruct.h" | |
#endif | |
PACK_STRUCT_BEGIN | |
#if (defined(__MWERKS__) || defined(__CWCC__)) | |
#pragma options align= packed | |
#endif | |
struct pppoehdr { | |
PACK_STRUCT_FIELD(u8_t vertype); | |
PACK_STRUCT_FIELD(u8_t code); | |
PACK_STRUCT_FIELD(u16_t session); | |
PACK_STRUCT_FIELD(u16_t plen); | |
} PACK_STRUCT_STRUCT; | |
PACK_STRUCT_END | |
#ifdef PACK_STRUCT_USE_INCLUDES | |
# include "arch/epstruct.h" | |
#endif | |
#ifdef PACK_STRUCT_USE_INCLUDES | |
# include "arch/bpstruct.h" | |
#endif | |
PACK_STRUCT_BEGIN | |
#if (defined(__MWERKS__) || defined(__CWCC__)) | |
#pragma options align= packed | |
#endif | |
struct pppoetag { | |
PACK_STRUCT_FIELD(u16_t tag); | |
PACK_STRUCT_FIELD(u16_t len); | |
} PACK_STRUCT_STRUCT; | |
PACK_STRUCT_END | |
#ifdef PACK_STRUCT_USE_INCLUDES | |
# include "arch/epstruct.h" | |
#endif | |
#define PPPOE_STATE_INITIAL 0 | |
#define PPPOE_STATE_PADI_SENT 1 | |
#define PPPOE_STATE_PADR_SENT 2 | |
#define PPPOE_STATE_SESSION 3 | |
#define PPPOE_STATE_CLOSING 4 | |
/* passive */ | |
#define PPPOE_STATE_PADO_SENT 1 | |
#define PPPOE_HEADERLEN sizeof(struct pppoehdr) | |
#define PPPOE_VERTYPE 0x11 /* VER=1, TYPE = 1 */ | |
#define PPPOE_TAG_EOL 0x0000 /* end of list */ | |
#define PPPOE_TAG_SNAME 0x0101 /* service name */ | |
#define PPPOE_TAG_ACNAME 0x0102 /* access concentrator name */ | |
#define PPPOE_TAG_HUNIQUE 0x0103 /* host unique */ | |
#define PPPOE_TAG_ACCOOKIE 0x0104 /* AC cookie */ | |
#define PPPOE_TAG_VENDOR 0x0105 /* vendor specific */ | |
#define PPPOE_TAG_RELAYSID 0x0110 /* relay session id */ | |
#define PPPOE_TAG_SNAME_ERR 0x0201 /* service name error */ | |
#define PPPOE_TAG_ACSYS_ERR 0x0202 /* AC system error */ | |
#define PPPOE_TAG_GENERIC_ERR 0x0203 /* gerneric error */ | |
#define PPPOE_CODE_PADI 0x09 /* Active Discovery Initiation */ | |
#define PPPOE_CODE_PADO 0x07 /* Active Discovery Offer */ | |
#define PPPOE_CODE_PADR 0x19 /* Active Discovery Request */ | |
#define PPPOE_CODE_PADS 0x65 /* Active Discovery Session confirmation */ | |
#define PPPOE_CODE_PADT 0xA7 /* Active Discovery Terminate */ | |
#ifndef ETHERMTU | |
#define ETHERMTU 1500 | |
#endif | |
/* two byte PPP protocol discriminator, then IP data */ | |
#define PPPOE_MAXMTU (ETHERMTU-PPPOE_HEADERLEN-2) | |
struct pppoe_softc; | |
void pppoe_init(void); | |
err_t pppoe_create(struct netif *ethif, int pd, void (*linkStatusCB)(int pd, int up), struct pppoe_softc **scptr); | |
err_t pppoe_destroy(struct netif *ifp); | |
int pppoe_connect(struct pppoe_softc *sc); | |
void pppoe_disconnect(struct pppoe_softc *sc); | |
void pppoe_disc_input(struct netif *netif, struct pbuf *p); | |
void pppoe_data_input(struct netif *netif, struct pbuf *p); | |
err_t pppoe_xmit(struct pppoe_softc *sc, struct pbuf *pb); | |
extern int pppoe_hdrlen; | |
#endif /* PPPOE_SUPPORT */ | |
#endif /* PPP_OE_H */ |