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