The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: 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/netisdn/i4b_isppp.h

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /*
    2  * Defines for synchronous PPP/Cisco link level subroutines.
    3  *
    4  * Copyright (C) 1994 Cronyx Ltd.
    5  * Author: Serge Vakulenko, <vak@cronyx.ru>
    6  *
    7  * Heavily revamped to conform to RFC 1661.
    8  * Copyright (C) 1997, Joerg Wunsch.
    9  *
   10  * This software is distributed with NO WARRANTIES, not even the implied
   11  * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   12  *
   13  * Authors grant any other persons or organizations permission to use
   14  * or modify this software as long as this message is kept with the software,
   15  * all derivative works or modified versions.
   16  *
   17  * From: Version 2.0, Fri Oct  6 20:39:21 MSK 1995
   18  *
   19  * From: if_sppp.h,v 1.14 1999/03/30 13:28:26 phk Exp
   20  *
   21  * $Id: i4b_isppp.h,v 1.1.1.1 2001/01/05 12:49:53 martin Exp $
   22  */
   23 
   24 #ifndef _I4B_ISPPP_H_
   25 #define _I4B_ISPPP_H_
   26 
   27 #define SPPP_VJ                 /* use VJ compression */
   28 
   29 
   30 #ifdef SPPP_VJ
   31 #if !(defined (KERNEL) || defined (_KERNEL))
   32 #ifdef __FreeBSD__
   33 #if 0
   34 /*
   35  * this is needed on FreeBSD to make /usr/src/usr.bin/kdump and
   36  * /usr/src/usr.bin/truss compile.
   37  */
   38 #include <sys/mbuf.h>
   39 #endif
   40 #include <netinet/in_systm.h>
   41 #include <netinet/ip.h>
   42 #include <net/slcompress.h>
   43 #endif
   44 #endif
   45 #endif
   46 
   47 #define IDX_LCP 0               /* idx into state table */
   48 
   49 struct slcp {
   50         u_long  opts;           /* LCP options to send (bitfield) */
   51         u_long  magic;          /* local magic number */
   52         u_long  mru;            /* our max receive unit */
   53         u_long  their_mru;      /* their max receive unit */
   54         u_long  protos;         /* bitmask of protos that are started */
   55         u_char  echoid;         /* id of last keepalive echo request */
   56         /* restart max values, see RFC 1661 */
   57         int     timeout;
   58         int     max_terminate;
   59         int     max_configure;
   60         int     max_failure;
   61 };
   62 
   63 #define IDX_IPCP 1              /* idx into state table */
   64 
   65 struct sipcp {
   66         u_long  opts;           /* IPCP options to send (bitfield) */
   67         u_int   flags;
   68 #define IPCP_HISADDR_SEEN 1     /* have seen his address already */
   69 #define IPCP_MYADDR_DYN   2     /* my address is dynamically assigned */
   70 #define IPCP_MYADDR_SEEN  4     /* have seen his address already */
   71 #define IPCP_VJ           8     /* We can use VJ compression */
   72         int     max_state;      /* Max-Slot-Id */
   73         int     compress_cid;   /* Comp-Slot-Id */
   74 };
   75 
   76 #define AUTHNAMELEN     32
   77 #define AUTHKEYLEN      16
   78 
   79 struct sauth {
   80         u_short proto;                  /* authentication protocol to use */
   81         u_short flags;
   82 #define AUTHFLAG_NOCALLOUT      1       /* do not require authentication on */
   83                                         /* callouts */
   84 #define AUTHFLAG_NORECHALLENGE  2       /* do not re-challenge CHAP */
   85         u_char  name[AUTHNAMELEN];      /* system identification name */
   86         u_char  secret[AUTHKEYLEN];     /* secret password */
   87         u_char  challenge[AUTHKEYLEN];  /* random challenge */
   88 };
   89 
   90 #define IDX_PAP         2
   91 #define IDX_CHAP        3
   92 
   93 #define IDX_COUNT (IDX_CHAP + 1) /* bump this when adding cp's! */
   94 
   95 /*
   96  * Don't change the order of this.  Ordering the phases this way allows
   97  * for a comparision of ``pp_phase >= PHASE_AUTHENTICATE'' in order to
   98  * know whether LCP is up.
   99  */
  100 enum ppp_phase {
  101         PHASE_DEAD, PHASE_ESTABLISH, PHASE_TERMINATE,
  102         PHASE_AUTHENTICATE, PHASE_NETWORK
  103 };
  104 
  105 struct sppp {
  106         /* NB: pp_if _must_ be first */
  107         struct  ifnet pp_if;    /* network interface data */
  108         struct  ifqueue pp_fastq; /* fast output queue */
  109         struct  ifqueue pp_cpq; /* PPP control protocol queue */
  110         struct  sppp *pp_next;  /* next interface in keepalive list */
  111         u_int   pp_mode;        /* major protocol modes (cisco/ppp/...) */
  112         u_int   pp_flags;       /* sub modes */
  113         u_short pp_alivecnt;    /* keepalive packets counter */
  114         u_short pp_loopcnt;     /* loopback detection counter */
  115         u_long  pp_seq;         /* local sequence number */
  116         u_long  pp_rseq;        /* remote sequence number */
  117         time_t  pp_last_sent;
  118         time_t  pp_last_recv;
  119         enum ppp_phase pp_phase;        /* phase we're currently in */
  120         int     state[IDX_COUNT];       /* state machine */
  121         u_char  confid[IDX_COUNT];      /* id of last configuration request */
  122         int     rst_counter[IDX_COUNT]; /* restart counter */
  123         int     fail_counter[IDX_COUNT]; /* negotiation failure counter */
  124 #if defined(__FreeBSD__) && __FreeBSD__ >= 3
  125         struct callout_handle ch[IDX_COUNT]; /* per-proto and if callouts */
  126         struct callout_handle pap_my_to_ch; /* PAP needs one more... */
  127 #endif
  128         struct slcp lcp;                /* LCP params */
  129         struct sipcp ipcp;              /* IPCP params */
  130         struct sauth myauth;            /* auth params, i'm peer */
  131         struct sauth hisauth;           /* auth params, i'm authenticator */
  132 #ifdef SPPP_VJ
  133         int enable_vj;                  /* enable VJ negotiation */
  134         struct slcompress pp_comp;      /* for VJ compression */
  135 #endif
  136         /*
  137          * These functions are filled in by sppp_attach(), and are
  138          * expected to be used by the lower layer (hardware) drivers
  139          * in order to communicate the (un)availability of the
  140          * communication link.  Lower layer drivers that are always
  141          * ready to communicate (like hardware HDLC) can shortcut
  142          * pp_up from pp_tls, and pp_down from pp_tlf.
  143          */
  144         void    (*pp_up)(struct sppp *sp);
  145         void    (*pp_down)(struct sppp *sp);
  146         /*
  147          * These functions need to be filled in by the lower layer
  148          * (hardware) drivers if they request notification from the
  149          * PPP layer whether the link is actually required.  They
  150          * correspond to the tls and tlf actions.
  151          */
  152         void    (*pp_tls)(struct sppp *sp);
  153         void    (*pp_tlf)(struct sppp *sp);
  154         /*
  155          * These (optional) functions may be filled by the hardware
  156          * driver if any notification of established connections
  157          * (currently: IPCP up) is desired (pp_con) or any internal
  158          * state change of the interface state machine should be
  159          * signaled for monitoring purposes (pp_chg).
  160          */
  161         void    (*pp_con)(struct sppp *sp);
  162         void    (*pp_chg)(struct sppp *sp, int new_state);
  163         /* These two fields are for use by the lower layer */
  164         void    *pp_lowerp;
  165         int     pp_loweri;
  166 };
  167 
  168 #define PP_KEEPALIVE    0x01    /* use keepalive protocol */
  169 #define PP_CALLIN       0x08    /* we are being called */
  170 #define PP_NEEDAUTH     0x10    /* remote requested authentication */
  171 
  172 
  173 #define PP_MTU          1500    /* default/minimal MRU */
  174 #define PP_MAX_MRU      2048    /* maximal MRU we want to negotiate */
  175 
  176 /*
  177  * Definitions to pass struct sppp data down into the kernel using the
  178  * SIOC[SG]IFGENERIC ioctl interface.
  179  *
  180  * In order to use this, create a struct spppreq, fill in the cmd
  181  * field with SPPPIOGDEFS, and put the address of this structure into
  182  * the ifr_data portion of a struct ifreq.  Pass this struct to a
  183  * SIOCGIFGENERIC ioctl.  Then replace the cmd field by SPPPIOCDEFS,
  184  * modify the defs field as desired, and pass the struct ifreq now
  185  * to a SIOCSIFGENERIC ioctl.
  186  */
  187 
  188 #define SPPPIOGDEFS  ((caddr_t)(('S' << 24) + (1 << 16) + sizeof(struct sppp)))
  189 #define SPPPIOSDEFS  ((caddr_t)(('S' << 24) + (2 << 16) + sizeof(struct sppp)))
  190 
  191 struct spppreq {
  192         u_long  cmd;
  193         struct sppp defs;
  194 };
  195 
  196 #ifndef SIOCSIFGENERIC
  197 #define SIOCSIFGENERIC   _IOW('i', 57, struct ifreq)    /* generic IF set op */
  198 #endif
  199 
  200 #ifndef SIOCGIFGENERIC
  201 #define SIOCGIFGENERIC  _IOWR('i', 58, struct ifreq)    /* generic IF get op */
  202 #endif
  203 
  204 #if defined(KERNEL) || defined(_KERNEL)
  205 
  206 #ifndef USE_ISPPP
  207 
  208 void sppp_attach (struct ifnet *ifp);
  209 void sppp_detach (struct ifnet *ifp);
  210 void sppp_input (struct ifnet *ifp, struct mbuf *m);
  211 
  212 #if defined(__FreeBSD_version) && __FreeBSD_version >= 300003
  213 int sppp_ioctl (struct ifnet *ifp, u_long cmd, void *data);
  214 #else
  215 #ifdef __FreeBSD__
  216 int sppp_ioctl (struct ifnet *ifp, int cmd, void *data);
  217 #else
  218 int sppp_ioctl (struct ifnet *ifp, u_long cmd, void *data);
  219 #endif
  220 #endif
  221 
  222 struct mbuf *sppp_dequeue (struct ifnet *ifp);
  223 struct mbuf *sppp_pick(struct ifnet *ifp);
  224 int sppp_isempty (struct ifnet *ifp);
  225 void sppp_flush (struct ifnet *ifp);
  226 
  227 #else /* USE_ISPPP */
  228 
  229 void isppp_attach (struct ifnet *ifp);
  230 void isppp_detach (struct ifnet *ifp);
  231 void isppp_input (struct ifnet *ifp, struct mbuf *m);
  232 
  233 #if defined(__FreeBSD_version) && __FreeBSD_version >= 300003
  234 int isppp_ioctl (struct ifnet *ifp, u_long cmd, void *data);
  235 #else
  236 #ifdef __FreeBSD__
  237 int isppp_ioctl (struct ifnet *ifp, int cmd, void *data);
  238 #else
  239 int isppp_ioctl (struct ifnet *ifp, u_long cmd, void *data);
  240 #endif
  241 #endif
  242 
  243 struct mbuf *isppp_dequeue (struct ifnet *ifp);
  244 struct mbuf *isppp_pick(struct ifnet *ifp);
  245 int isppp_isempty (struct ifnet *ifp);
  246 void isppp_flush (struct ifnet *ifp);
  247 #endif /* USE_ISPPP */
  248 
  249 #endif /* KERNEL */
  250 
  251 #endif /* _I4B_ISPPP_H_ */

Cache object: 1a4a1f3dff9de0c5f719a5d50509a7bc


[ 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.