The Design and Implementation of the FreeBSD Operating System, Second Edition
[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/netgraph/ng_pppoe.h

Version: -  FREEBSD  -  FREEBSD10  -  FREEBSD9  -  FREEBSD92  -  FREEBSD91  -  FREEBSD90  -  FREEBSD8  -  FREEBSD82  -  FREEBSD81  -  FREEBSD80  -  FREEBSD7  -  FREEBSD74  -  FREEBSD73  -  FREEBSD72  -  FREEBSD71  -  FREEBSD70  -  FREEBSD6  -  FREEBSD64  -  FREEBSD63  -  FREEBSD62  -  FREEBSD61  -  FREEBSD60  -  FREEBSD5  -  FREEBSD55  -  FREEBSD54  -  FREEBSD53  -  FREEBSD52  -  FREEBSD51  -  FREEBSD50  -  FREEBSD4  -  FREEBSD3  -  FREEBSD22  -  cheribsd  -  linux-2.6  -  linux-2.4.22  -  MK83  -  MK84  -  PLAN9  -  DFBSD  -  NETBSD  -  NETBSD5  -  NETBSD4  -  NETBSD3  -  NETBSD20  -  OPENBSD  -  xnu-517  -  xnu-792  -  xnu-792.6.70  -  xnu-1228  -  xnu-1456.1.26  -  xnu-1699.24.8  -  xnu-2050.18.24  -  OPENSOLARIS  -  minix-3-1-1  -  FREEBSD-LIBC  -  FREEBSD8-LIBC  -  FREEBSD7-LIBC  -  FREEBSD6-LIBC  -  GLIBC27 
SearchContext: -  none  -  3  -  10 

    1 /*
    2  * ng_pppoe.h
    3  */
    4 
    5 /*-
    6  * Copyright (c) 1996-1999 Whistle Communications, Inc.
    7  * All rights reserved.
    8  * 
    9  * Subject to the following obligations and disclaimer of warranty, use and
   10  * redistribution of this software, in source or object code forms, with or
   11  * without modifications are expressly permitted by Whistle Communications;
   12  * provided, however, that:
   13  * 1. Any and all reproductions of the source or object code must include the
   14  *    copyright notice above and the following disclaimer of warranties; and
   15  * 2. No rights are granted, in any manner or form, to use Whistle
   16  *    Communications, Inc. trademarks, including the mark "WHISTLE
   17  *    COMMUNICATIONS" on advertising, endorsements, or otherwise except as
   18  *    such appears in the above copyright notice or in the software.
   19  * 
   20  * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
   21  * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
   22  * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
   23  * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
   24  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
   25  * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
   26  * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
   27  * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
   28  * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
   29  * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
   30  * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
   31  * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
   32  * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
   33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   35  * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
   36  * OF SUCH DAMAGE.
   37  *
   38  * Author: Julian Elischer <julian@freebsd.org>
   39  *
   40  * $FreeBSD$
   41  * $Whistle: ng_pppoe.h,v 1.7 1999/10/16 10:16:43 julian Exp $
   42  */
   43 
   44 #ifndef _NETGRAPH_NG_PPPOE_H_
   45 #define _NETGRAPH_NG_PPPOE_H_
   46 
   47 /********************************************************************
   48  * Netgraph hook constants etc.
   49  ********************************************************************/
   50 /* Node type name. This should be unique among all netgraph node types */
   51 #define NG_PPPOE_NODE_TYPE      "pppoe"
   52 
   53 #define NGM_PPPOE_COOKIE                1089893072
   54 
   55 #define PPPOE_SERVICE_NAME_SIZE         64 /* for now */
   56 
   57 /* Hook names */
   58 #define NG_PPPOE_HOOK_ETHERNET  "ethernet"
   59 #define NG_PPPOE_HOOK_DEBUG     "debug"
   60 
   61 /* Mode names */
   62 #define NG_PPPOE_STANDARD       "standard"
   63 #define NG_PPPOE_3COM           "3Com"
   64 #define NG_PPPOE_NONSTANDARD    NG_PPPOE_3COM
   65 #define NG_PPPOE_DLINK          "D-Link"
   66 
   67 /**********************************************************************
   68  * Netgraph commands understood by this node type.
   69  * FAIL, SUCCESS, CLOSE and ACNAME are sent by the node rather than received.
   70  ********************************************************************/
   71 enum cmd {
   72         NGM_PPPOE_SET_FLAG = 1,
   73         NGM_PPPOE_CONNECT  = 2, /* Client, Try find this service */
   74         NGM_PPPOE_LISTEN   = 3, /* Server, Await a request for this service */
   75         NGM_PPPOE_OFFER    = 4, /* Server, hook X should respond (*) */
   76         NGM_PPPOE_SUCCESS  = 5, /* State machine connected */
   77         NGM_PPPOE_FAIL     = 6, /* State machine could not connect */
   78         NGM_PPPOE_CLOSE    = 7, /* Session closed down */
   79         NGM_PPPOE_SERVICE  = 8, /* additional Service to advertise (in PADO) */
   80         NGM_PPPOE_ACNAME   = 9, /* AC_NAME for informational purposes */
   81         NGM_PPPOE_GET_STATUS = 10, /* data in/out */
   82         NGM_PPPOE_SESSIONID  = 11,  /* Session_ID for informational purposes */
   83         NGM_PPPOE_SETMODE  = 12, /* set to standard or compat modes */
   84         NGM_PPPOE_GETMODE  = 13, /* see current mode */
   85         NGM_PPPOE_SETENADDR = 14, /* set Ethernet address */
   86 };
   87 
   88 /***********************
   89  * Structures passed in the various netgraph command messages.
   90  ***********************/
   91 /* This structure is returned by the NGM_PPPOE_GET_STATUS command */
   92 struct ngpppoestat {
   93         u_int   packets_in;     /* packets in from ethernet */
   94         u_int   packets_out;    /* packets out towards ethernet */
   95 };
   96 
   97 /* Keep this in sync with the above structure definition */
   98 #define NG_PPPOESTAT_TYPE_INFO  {                               \
   99           { "packets_in",       &ng_parse_uint_type     },      \
  100           { "packets_out",      &ng_parse_uint_type     },      \
  101           { NULL }                                              \
  102 }
  103 
  104 /*
  105  * When this structure is accepted by the NGM_PPPOE_CONNECT command :
  106  * The data field is MANDATORY.
  107  * The session sends out a PADI request for the named service.
  108  *
  109  *
  110  * When this structure is accepted by the NGM_PPPOE_LISTEN command.
  111  * If no service is given this is assumed to accept ALL PADI requests.
  112  * This may at some time take a regexp expression, but not yet.
  113  * Matching PADI requests will be passed up the named hook.
  114  *
  115  *
  116  * When this structure is accepted by the NGM_PPPOE_OFFER command:
  117  * The AC-NAme field is set from that given and a PADI
  118  * packet is expected to arrive from the session control daemon, on the
  119  * named hook. The session will then issue the appropriate PADO
  120  * and begin negotiation.
  121  */
  122 struct ngpppoe_init_data {
  123         char            hook[NG_HOOKSIZ];       /* hook to monitor on */
  124         u_int16_t       data_len;               /* Length of the service name */
  125         char            data[];                 /* init data goes here */
  126 };
  127 
  128 /* Keep this in sync with the above structure definition */
  129 #define NG_PPPOE_INIT_DATA_TYPE_INFO    {               \
  130           { "hook",     &ng_parse_hookbuf_type  },      \
  131           { "data",     &ng_parse_sizedstring_type },   \
  132           { NULL }                                      \
  133 }
  134 
  135 /*
  136  * This structure is used by the asychronous success and failure messages.
  137  * (to report which hook has failed or connected). The message is sent
  138  * to whoever requested the connection. (close may use this too).
  139  */
  140 struct ngpppoe_sts {
  141         char    hook[NG_HOOKSIZ];       /* hook associated with event session */
  142 };
  143 
  144 /* Keep this in sync with the above structure definition */
  145 #define NG_PPPOE_STS_TYPE_INFO          {               \
  146           { "hook",     &ng_parse_hookbuf_type  },      \
  147           { NULL }                                      \
  148 }
  149 
  150 
  151 /********************************************************************
  152  * Constants and definitions specific to pppoe
  153  ********************************************************************/
  154 
  155 #define PPPOE_TIMEOUT_LIMIT 64
  156 #define PPPOE_OFFER_TIMEOUT 16
  157 #define PPPOE_INITIAL_TIMEOUT 2
  158 
  159 /* Codes to identify message types */
  160 #define PADI_CODE       0x09
  161 #define PADO_CODE       0x07
  162 #define PADR_CODE       0x19
  163 #define PADS_CODE       0x65
  164 #define PADT_CODE       0xa7
  165 
  166 /* Tag identifiers */
  167 #if BYTE_ORDER == BIG_ENDIAN
  168 #define PTT_EOL         (0x0000)
  169 #define PTT_SRV_NAME    (0x0101)
  170 #define PTT_AC_NAME     (0x0102)
  171 #define PTT_HOST_UNIQ   (0x0103)
  172 #define PTT_AC_COOKIE   (0x0104)
  173 #define PTT_VENDOR      (0x0105)
  174 #define PTT_RELAY_SID   (0x0110)
  175 #define PTT_SRV_ERR     (0x0201)
  176 #define PTT_SYS_ERR     (0x0202)
  177 #define PTT_GEN_ERR     (0x0203)
  178 
  179 #define ETHERTYPE_PPPOE_DISC    0x8863  /* pppoe discovery packets     */
  180 #define ETHERTYPE_PPPOE_SESS    0x8864  /* pppoe session packets       */
  181 #define ETHERTYPE_PPPOE_3COM_DISC 0x3c12 /* pppoe discovery packets 3com? */
  182 #define ETHERTYPE_PPPOE_3COM_SESS 0x3c13 /* pppoe session packets   3com? */
  183 #else
  184 #define PTT_EOL         (0x0000)
  185 #define PTT_SRV_NAME    (0x0101)
  186 #define PTT_AC_NAME     (0x0201)
  187 #define PTT_HOST_UNIQ   (0x0301)
  188 #define PTT_AC_COOKIE   (0x0401)
  189 #define PTT_VENDOR      (0x0501)
  190 #define PTT_RELAY_SID   (0x1001)
  191 #define PTT_SRV_ERR     (0x0102)
  192 #define PTT_SYS_ERR     (0x0202)
  193 #define PTT_GEN_ERR     (0x0302)
  194 
  195 #define ETHERTYPE_PPPOE_DISC    0x6388  /* pppoe discovery packets     */
  196 #define ETHERTYPE_PPPOE_SESS    0x6488  /* pppoe session packets       */
  197 #define ETHERTYPE_PPPOE_3COM_DISC 0x123c /* pppoe discovery packets 3com? */
  198 #define ETHERTYPE_PPPOE_3COM_SESS 0x133c /* pppoe session packets   3com? */
  199 #endif
  200 
  201 struct pppoe_tag {
  202         u_int16_t tag_type;
  203         u_int16_t tag_len;
  204         char tag_data[];
  205 }__packed;
  206 
  207 struct pppoe_hdr{
  208         u_int8_t ver:4;
  209         u_int8_t type:4;
  210         u_int8_t code;
  211         u_int16_t sid;
  212         u_int16_t length;
  213         struct pppoe_tag tag[];
  214 }__packed;
  215 
  216 
  217 struct pppoe_full_hdr {
  218         struct  ether_header eh;
  219         struct pppoe_hdr ph;
  220 }__packed;
  221 
  222 union   packet {
  223         struct pppoe_full_hdr   pkt_header;
  224         u_int8_t        bytes[2048];
  225 };
  226 
  227 struct datatag {
  228         struct pppoe_tag hdr;
  229         u_int8_t        data[PPPOE_SERVICE_NAME_SIZE];
  230 };     
  231 
  232 
  233 /*
  234  * Define the order in which we will place tags in packets
  235  * this may be ignored
  236  */
  237 /* for PADI */
  238 #define TAGI_SVC 0
  239 #define TAGI_HUNIQ 1
  240 /* for PADO */
  241 #define TAGO_ACNAME 0
  242 #define TAGO_SVC 1
  243 #define TAGO_COOKIE 2
  244 #define TAGO_HUNIQ 3
  245 /* for PADR */
  246 #define TAGR_SVC 0
  247 #define TAGR_HUNIQ 1
  248 #define TAGR_COOKIE 2
  249 /* for PADS */
  250 #define TAGS_ACNAME 0
  251 #define TAGS_SVC 1
  252 #define TAGS_COOKIE 2
  253 #define TAGS_HUNIQ 3
  254 /* for PADT */
  255 
  256 #endif /* _NETGRAPH_NG_PPPOE_H_ */
  257 

Cache object: 1b4b0fe38ae5f911f39525a7cf7a0899


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.