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Warning, cross-references for /kernel/include/netif/ppp_oe.h need to be fixed.
0001 /***************************************************************************** 0002 * ppp_oe.h - PPP Over Ethernet implementation for lwIP. 0003 * 0004 * Copyright (c) 2006 by Marc Boucher, Services Informatiques (MBSI) inc. 0005 * 0006 * The authors hereby grant permission to use, copy, modify, distribute, 0007 * and license this software and its documentation for any purpose, provided 0008 * that existing copyright notices are retained in all copies and that this 0009 * notice and the following disclaimer are included verbatim in any 0010 * distributions. No written agreement, license, or royalty fee is required 0011 * for any of the authorized uses. 0012 * 0013 * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR 0014 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 0015 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 0016 * IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 0017 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 0018 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 0019 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 0020 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 0021 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 0022 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 0023 * 0024 ****************************************************************************** 0025 * REVISION HISTORY 0026 * 0027 * 06-01-01 Marc Boucher <marc@mbsi.ca> 0028 * Ported to lwIP. 0029 *****************************************************************************/ 0030 0031 0032 0033 /* based on NetBSD: if_pppoe.c,v 1.64 2006/01/31 23:50:15 martin Exp */ 0034 0035 /*- 0036 * Copyright (c) 2002 The NetBSD Foundation, Inc. 0037 * All rights reserved. 0038 * 0039 * This code is derived from software contributed to The NetBSD Foundation 0040 * by Martin Husemann <martin@NetBSD.org>. 0041 * 0042 * Redistribution and use in source and binary forms, with or without 0043 * modification, are permitted provided that the following conditions 0044 * are met: 0045 * 1. Redistributions of source code must retain the above copyright 0046 * notice, this list of conditions and the following disclaimer. 0047 * 2. Redistributions in binary form must reproduce the above copyright 0048 * notice, this list of conditions and the following disclaimer in the 0049 * documentation and/or other materials provided with the distribution. 0050 * 3. All advertising materials mentioning features or use of this software 0051 * must display the following acknowledgement: 0052 * This product includes software developed by the NetBSD 0053 * Foundation, Inc. and its contributors. 0054 * 4. Neither the name of The NetBSD Foundation nor the names of its 0055 * contributors may be used to endorse or promote products derived 0056 * from this software without specific prior written permission. 0057 * 0058 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 0059 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 0060 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 0061 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 0062 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 0063 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 0064 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 0065 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 0066 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 0067 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 0068 * POSSIBILITY OF SUCH DAMAGE. 0069 */ 0070 #ifndef PPP_OE_H 0071 #define PPP_OE_H 0072 0073 #include "lwip/opt.h" 0074 0075 #if PPPOE_SUPPORT > 0 0076 0077 #ifdef PACK_STRUCT_USE_INCLUDES 0078 # include "arch/bpstruct.h" 0079 #endif 0080 PACK_STRUCT_BEGIN 0081 struct pppoehdr { 0082 PACK_STRUCT_FIELD(u8_t vertype); 0083 PACK_STRUCT_FIELD(u8_t code); 0084 PACK_STRUCT_FIELD(u16_t session); 0085 PACK_STRUCT_FIELD(u16_t plen); 0086 } PACK_STRUCT_STRUCT; 0087 PACK_STRUCT_END 0088 #ifdef PACK_STRUCT_USE_INCLUDES 0089 # include "arch/epstruct.h" 0090 #endif 0091 0092 #ifdef PACK_STRUCT_USE_INCLUDES 0093 # include "arch/bpstruct.h" 0094 #endif 0095 PACK_STRUCT_BEGIN 0096 struct pppoetag { 0097 PACK_STRUCT_FIELD(u16_t tag); 0098 PACK_STRUCT_FIELD(u16_t len); 0099 } PACK_STRUCT_STRUCT; 0100 PACK_STRUCT_END 0101 #ifdef PACK_STRUCT_USE_INCLUDES 0102 # include "arch/epstruct.h" 0103 #endif 0104 0105 0106 #define PPPOE_STATE_INITIAL 0 0107 #define PPPOE_STATE_PADI_SENT 1 0108 #define PPPOE_STATE_PADR_SENT 2 0109 #define PPPOE_STATE_SESSION 3 0110 #define PPPOE_STATE_CLOSING 4 0111 /* passive */ 0112 #define PPPOE_STATE_PADO_SENT 1 0113 0114 #define PPPOE_HEADERLEN sizeof(struct pppoehdr) 0115 #define PPPOE_VERTYPE 0x11 /* VER=1, TYPE = 1 */ 0116 0117 #define PPPOE_TAG_EOL 0x0000 /* end of list */ 0118 #define PPPOE_TAG_SNAME 0x0101 /* service name */ 0119 #define PPPOE_TAG_ACNAME 0x0102 /* access concentrator name */ 0120 #define PPPOE_TAG_HUNIQUE 0x0103 /* host unique */ 0121 #define PPPOE_TAG_ACCOOKIE 0x0104 /* AC cookie */ 0122 #define PPPOE_TAG_VENDOR 0x0105 /* vendor specific */ 0123 #define PPPOE_TAG_RELAYSID 0x0110 /* relay session id */ 0124 #define PPPOE_TAG_SNAME_ERR 0x0201 /* service name error */ 0125 #define PPPOE_TAG_ACSYS_ERR 0x0202 /* AC system error */ 0126 #define PPPOE_TAG_GENERIC_ERR 0x0203 /* gerneric error */ 0127 0128 #define PPPOE_CODE_PADI 0x09 /* Active Discovery Initiation */ 0129 #define PPPOE_CODE_PADO 0x07 /* Active Discovery Offer */ 0130 #define PPPOE_CODE_PADR 0x19 /* Active Discovery Request */ 0131 #define PPPOE_CODE_PADS 0x65 /* Active Discovery Session confirmation */ 0132 #define PPPOE_CODE_PADT 0xA7 /* Active Discovery Terminate */ 0133 0134 #ifndef ETHERMTU 0135 #define ETHERMTU 1500 0136 #endif 0137 0138 /* two byte PPP protocol discriminator, then IP data */ 0139 #define PPPOE_MAXMTU (ETHERMTU-PPPOE_HEADERLEN-2) 0140 0141 struct pppoe_softc; 0142 0143 0144 void pppoe_init(void); 0145 0146 err_t pppoe_create(struct netif *ethif, int pd, void (*linkStatusCB)(int pd, int up), struct pppoe_softc **scptr); 0147 err_t pppoe_destroy(struct netif *ifp); 0148 0149 int pppoe_connect(struct pppoe_softc *sc); 0150 void pppoe_disconnect(struct pppoe_softc *sc); 0151 0152 void pppoe_disc_input(struct netif *netif, struct pbuf *p); 0153 void pppoe_data_input(struct netif *netif, struct pbuf *p); 0154 0155 err_t pppoe_xmit(struct pppoe_softc *sc, struct pbuf *pb); 0156 0157 extern int pppoe_hdrlen; 0158 0159 #endif /* PPPOE_SUPPORT */ 0160 0161 #endif /* PPP_OE_H */
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