diff options
Diffstat (limited to 'newlib/libc/sys/linux/include/net/if_sppp.h')
| -rw-r--r-- | newlib/libc/sys/linux/include/net/if_sppp.h | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/newlib/libc/sys/linux/include/net/if_sppp.h b/newlib/libc/sys/linux/include/net/if_sppp.h deleted file mode 100644 index 182651c1f..000000000 --- a/newlib/libc/sys/linux/include/net/if_sppp.h +++ /dev/null @@ -1,215 +0,0 @@ -/* - * Defines for synchronous PPP/Cisco link level subroutines. - * - * Copyright (C) 1994 Cronyx Ltd. - * Author: Serge Vakulenko, <vak@cronyx.ru> - * - * Heavily revamped to conform to RFC 1661. - * Copyright (C) 1997, Joerg Wunsch. - * - * This software is distributed with NO WARRANTIES, not even the implied - * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * Authors grant any other persons or organizations permission to use - * or modify this software as long as this message is kept with the software, - * all derivative works or modified versions. - * - * From: Version 2.0, Fri Oct 6 20:39:21 MSK 1995 - * - * $FreeBSD: src/sys/net/if_sppp.h,v 1.24 2001/12/30 20:42:29 joerg Exp $ - */ - -#ifndef _NET_IF_SPPP_H_ -#define _NET_IF_SPPP_H_ 1 - -#define IDX_LCP 0 /* idx into state table */ - -struct slcp { - u_long opts; /* LCP options to send (bitfield) */ - u_long magic; /* local magic number */ - u_long mru; /* our max receive unit */ - u_long their_mru; /* their max receive unit */ - u_long protos; /* bitmask of protos that are started */ - u_char echoid; /* id of last keepalive echo request */ - /* restart max values, see RFC 1661 */ - int timeout; - int max_terminate; - int max_configure; - int max_failure; -}; - -#define IDX_IPCP 1 /* idx into state table */ -#define IDX_IPV6CP 2 /* idx into state table */ - -struct sipcp { - u_long opts; /* IPCP options to send (bitfield) */ - u_int flags; -#define IPCP_HISADDR_SEEN 1 /* have seen his address already */ -#define IPCP_MYADDR_DYN 2 /* my address is dynamically assigned */ -#define IPCP_MYADDR_SEEN 4 /* have seen his address already */ -#ifdef notdef -#define IPV6CP_MYIFID_DYN 8 /* my ifid is dynamically assigned */ -#endif -#define IPV6CP_MYIFID_SEEN 0x10 /* have seen his ifid already */ -#define IPCP_VJ 0x20 /* can use VJ compression */ - int max_state; /* VJ: Max-Slot-Id */ - int compress_cid; /* VJ: Comp-Slot-Id */ -}; - -#define AUTHNAMELEN 64 -#define AUTHKEYLEN 16 - -struct sauth { - u_short proto; /* authentication protocol to use */ - u_short flags; -#define AUTHFLAG_NOCALLOUT 1 /* do not require authentication on */ - /* callouts */ -#define AUTHFLAG_NORECHALLENGE 2 /* do not re-challenge CHAP */ - u_char name[AUTHNAMELEN]; /* system identification name */ - u_char secret[AUTHKEYLEN]; /* secret password */ - u_char challenge[AUTHKEYLEN]; /* random challenge */ -}; - -#define IDX_PAP 3 -#define IDX_CHAP 4 - -#define IDX_COUNT (IDX_CHAP + 1) /* bump this when adding cp's! */ - -/* - * Don't change the order of this. Ordering the phases this way allows - * for a comparision of ``pp_phase >= PHASE_AUTHENTICATE'' in order to - * know whether LCP is up. - */ -enum ppp_phase { - PHASE_DEAD, PHASE_ESTABLISH, PHASE_TERMINATE, - PHASE_AUTHENTICATE, PHASE_NETWORK -}; - -#define PP_MTU 1500 /* default/minimal MRU */ -#define PP_MAX_MRU 2048 /* maximal MRU we want to negotiate */ - -/* - * This is a cut down struct sppp (see below) that can easily be - * exported to/ imported from userland without the need to include - * dozens of kernel-internal header files. It is used by the - * SPPPIO[GS]DEFS ioctl commands below. - */ -struct sppp_parms { - enum ppp_phase pp_phase; /* phase we're currently in */ - int enable_vj; /* VJ header compression enabled */ - int enable_ipv6; /* - * Enable IPv6 negotiations -- only - * needed since each IPv4 i/f auto- - * matically gets an IPv6 address - * assigned, so we can't use this as - * a decision. - */ - struct slcp lcp; /* LCP params */ - struct sipcp ipcp; /* IPCP params */ - struct sipcp ipv6cp; /* IPv6CP params */ - struct sauth myauth; /* auth params, i'm peer */ - struct sauth hisauth; /* auth params, i'm authenticator */ -}; - -/* - * Definitions to pass struct sppp_parms data down into the kernel - * using the SIOC[SG]IFGENERIC ioctl interface. - * - * In order to use this, create a struct spppreq, fill in the cmd - * field with SPPPIOGDEFS, and put the address of this structure into - * the ifr_data portion of a struct ifreq. Pass this struct to a - * SIOCGIFGENERIC ioctl. Then replace the cmd field by SPPPIOSDEFS, - * modify the defs field as desired, and pass the struct ifreq now - * to a SIOCSIFGENERIC ioctl. - */ - -#define SPPPIOGDEFS ((caddr_t)(('S' << 24) + (1 << 16) +\ - sizeof(struct sppp_parms))) -#define SPPPIOSDEFS ((caddr_t)(('S' << 24) + (2 << 16) +\ - sizeof(struct sppp_parms))) - -struct spppreq { - int cmd; - struct sppp_parms defs; -}; - -#ifdef _KERNEL -struct sppp { - /* NB: pp_if _must_ be first */ - struct ifnet pp_if; /* network interface data */ - struct ifqueue pp_fastq; /* fast output queue */ - struct ifqueue pp_cpq; /* PPP control protocol queue */ - struct sppp *pp_next; /* next interface in keepalive list */ - u_int pp_mode; /* major protocol modes (cisco/ppp/...) */ - u_int pp_flags; /* sub modes */ - u_short pp_alivecnt; /* keepalive packets counter */ - u_short pp_loopcnt; /* loopback detection counter */ - u_long pp_seq[IDX_COUNT]; /* local sequence number */ - u_long pp_rseq[IDX_COUNT]; /* remote sequence number */ - enum ppp_phase pp_phase; /* phase we're currently in */ - int state[IDX_COUNT]; /* state machine */ - u_char confid[IDX_COUNT]; /* id of last configuration request */ - int rst_counter[IDX_COUNT]; /* restart counter */ - int fail_counter[IDX_COUNT]; /* negotiation failure counter */ - int confflags; /* administrative configuration flags */ -#define CONF_ENABLE_VJ 0x01 /* VJ header compression enabled */ -#define CONF_ENABLE_IPV6 0x02 /* IPv6 administratively enabled */ - time_t pp_last_recv; /* time last packet has been received */ - time_t pp_last_sent; /* time last packet has been sent */ - struct callout_handle ch[IDX_COUNT]; /* per-proto and if callouts */ - struct callout_handle pap_my_to_ch; /* PAP needs one more... */ - struct slcp lcp; /* LCP params */ - struct sipcp ipcp; /* IPCP params */ - struct sipcp ipv6cp; /* IPv6CP params */ - struct sauth myauth; /* auth params, i'm peer */ - struct sauth hisauth; /* auth params, i'm authenticator */ - struct slcompress *pp_comp; /* for VJ compression */ - /* - * These functions are filled in by sppp_attach(), and are - * expected to be used by the lower layer (hardware) drivers - * in order to communicate the (un)availability of the - * communication link. Lower layer drivers that are always - * ready to communicate (like hardware HDLC) can shortcut - * pp_up from pp_tls, and pp_down from pp_tlf. - */ - void (*pp_up)(struct sppp *sp); - void (*pp_down)(struct sppp *sp); - /* - * These functions need to be filled in by the lower layer - * (hardware) drivers if they request notification from the - * PPP layer whether the link is actually required. They - * correspond to the tls and tlf actions. - */ - void (*pp_tls)(struct sppp *sp); - void (*pp_tlf)(struct sppp *sp); - /* - * These (optional) functions may be filled by the hardware - * driver if any notification of established connections - * (currently: IPCP up) is desired (pp_con) or any internal - * state change of the interface state machine should be - * signaled for monitoring purposes (pp_chg). - */ - void (*pp_con)(struct sppp *sp); - void (*pp_chg)(struct sppp *sp, int new_state); - /* These two fields are for use by the lower layer */ - void *pp_lowerp; - int pp_loweri; -}; - -/* bits for pp_flags */ -#define PP_KEEPALIVE 0x01 /* use keepalive protocol */ - /* 0x04 was PP_TIMO */ -#define PP_CALLIN 0x08 /* we are being called */ -#define PP_NEEDAUTH 0x10 /* remote requested authentication */ - -void sppp_attach (struct ifnet *ifp); -void sppp_detach (struct ifnet *ifp); -void sppp_input (struct ifnet *ifp, struct mbuf *m); -int sppp_ioctl (struct ifnet *ifp, u_long cmd, void *data); -struct mbuf *sppp_dequeue (struct ifnet *ifp); -struct mbuf *sppp_pick(struct ifnet *ifp); -int sppp_isempty (struct ifnet *ifp); -void sppp_flush (struct ifnet *ifp); -#endif - -#endif /* _NET_IF_SPPP_H_ */ |