diff options
author | phk <phk@FreeBSD.org> | 1999-03-30 13:28:26 +0000 |
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committer | phk <phk@FreeBSD.org> | 1999-03-30 13:28:26 +0000 |
commit | c5a96ac8dba51606420c08ddae4d953b4a6009f6 (patch) | |
tree | d7d67c1db33b44b3f9df9df436e7785b1c0dc1a2 /sys | |
parent | 4b075acb2951e25a5a0c5fedd65c6ad62e92ede9 (diff) | |
download | FreeBSD-src-c5a96ac8dba51606420c08ddae4d953b4a6009f6.zip FreeBSD-src-c5a96ac8dba51606420c08ddae4d953b4a6009f6.tar.gz |
rganize the various modes (CISCO/AUTO/DEMAND/LEASED) a little bit better,
centralize the code.
Remember to call TLF/TLS on the hardware in CISCO mode.
Diffstat (limited to 'sys')
-rw-r--r-- | sys/net/if_sppp.h | 6 | ||||
-rw-r--r-- | sys/net/if_spppsubr.c | 75 |
2 files changed, 51 insertions, 30 deletions
diff --git a/sys/net/if_sppp.h b/sys/net/if_sppp.h index 67a63ae..6c88766 100644 --- a/sys/net/if_sppp.h +++ b/sys/net/if_sppp.h @@ -16,7 +16,7 @@ * * From: Version 2.0, Fri Oct 6 20:39:21 MSK 1995 * - * $Id: if_sppp.h,v 1.12 1998/12/20 19:06:22 phk Exp $ + * $Id: if_sppp.h,v 1.13 1998/12/27 21:30:44 phk Exp $ */ #ifndef _NET_IF_SPPP_H_ @@ -83,7 +83,8 @@ struct sppp { 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_flags; /* use Cisco protocol instead of PPP */ + 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; /* local sequence number */ @@ -132,7 +133,6 @@ struct sppp { }; #define PP_KEEPALIVE 0x01 /* use keepalive protocol */ -#define PP_CISCO 0x02 /* use Cisco protocol instead of PPP */ /* 0x04 was PP_TIMO */ #define PP_CALLIN 0x08 /* we are being called */ #define PP_NEEDAUTH 0x10 /* remote requested authentication */ diff --git a/sys/net/if_spppsubr.c b/sys/net/if_spppsubr.c index 711226a..380f588 100644 --- a/sys/net/if_spppsubr.c +++ b/sys/net/if_spppsubr.c @@ -17,7 +17,7 @@ * * From: Version 2.4, Thu Apr 30 17:17:21 MSD 1997 * - * $Id: if_spppsubr.c,v 1.53 1999/02/19 13:45:09 phk Exp $ + * $Id: if_spppsubr.c,v 1.54 1999/02/23 15:08:44 phk Exp $ */ #include <sys/param.h> @@ -134,6 +134,7 @@ #define IFF_PASSIVE IFF_LINK0 /* wait passively for connection */ #define IFF_AUTO IFF_LINK1 /* auto-dial on output */ +#define IFF_CISCO IFF_LINK2 /* auto-dial on output */ #define PPP_ALLSTATIONS 0xff /* All-Stations broadcast address */ #define PPP_UI 0x03 /* Unnumbered Information */ @@ -466,7 +467,7 @@ sppp_input(struct ifnet *ifp, struct mbuf *m) case PPP_ALLSTATIONS: if (h->control != PPP_UI) goto invalid; - if (sp->pp_flags & PP_CISCO) { + if (sp->pp_mode == IFF_CISCO) { if (debug) log(LOG_DEBUG, SPP_FMT "PPP packet in Cisco mode " @@ -548,7 +549,7 @@ sppp_input(struct ifnet *ifp, struct mbuf *m) case CISCO_MULTICAST: case CISCO_UNICAST: /* Don't check the control field here (RFC 1547). */ - if (! (sp->pp_flags & PP_CISCO)) { + if (sp->pp_mode != IFF_CISCO) { if (debug) log(LOG_DEBUG, SPP_FMT "Cisco packet in PPP mode " @@ -711,7 +712,7 @@ sppp_output(struct ifnet *ifp, struct mbuf *m, * (albeit due to the implementation it's always enough) */ h = mtod (m, struct ppp_header*); - if (sp->pp_flags & PP_CISCO) { + if (sp->pp_mode == IFF_CISCO) { h->address = CISCO_UNICAST; /* unicast address */ h->control = 0; } else { @@ -722,7 +723,7 @@ sppp_output(struct ifnet *ifp, struct mbuf *m, switch (dst->sa_family) { #ifdef INET case AF_INET: /* Internet Protocol */ - if (sp->pp_flags & PP_CISCO) + if (sp->pp_mode == IFF_CISCO) h->protocol = htons (ETHERTYPE_IP); else { /* @@ -742,19 +743,19 @@ sppp_output(struct ifnet *ifp, struct mbuf *m, #endif #ifdef NS case AF_NS: /* Xerox NS Protocol */ - h->protocol = htons ((sp->pp_flags & PP_CISCO) ? + h->protocol = htons (sp->pp_mode == IFF_CISCO ? ETHERTYPE_NS : PPP_XNS); break; #endif #ifdef IPX case AF_IPX: /* Novell IPX Protocol */ - h->protocol = htons ((sp->pp_flags & PP_CISCO) ? + h->protocol = htons (sp->pp_mode == IFF_CISCO ? ETHERTYPE_IPX : PPP_IPX); break; #endif #ifdef ISO case AF_ISO: /* ISO OSI Protocol */ - if (sp->pp_flags & PP_CISCO) + if (sp->pp_mode == IFF_CISCO) goto nosupport; h->protocol = htons (PPP_ISO); break; @@ -898,7 +899,7 @@ sppp_dequeue(struct ifnet *ifp) */ IF_DEQUEUE(&sp->pp_cpq, m); if (m == NULL && - (sppp_ncp_check(sp) || (sp->pp_flags & PP_CISCO) != 0)) { + (sppp_ncp_check(sp) || sp->pp_mode == IFF_CISCO)) { IF_DEQUEUE(&sp->pp_fastq, m); if (m == NULL) IF_DEQUEUE (&sp->pp_if.if_snd, m); @@ -921,8 +922,7 @@ sppp_pick(struct ifnet *ifp) m = sp->pp_cpq.ifq_head; if (m == NULL && - (sp->pp_phase == PHASE_NETWORK || - (sp->pp_flags & PP_CISCO) != 0)) + (sp->pp_phase == PHASE_NETWORK || sp->pp_mode == IFF_CISCO)) if ((m = sp->pp_fastq.ifq_head) == NULL) m = sp->pp_if.if_snd.ifq_head; splx (s); @@ -955,23 +955,44 @@ sppp_ioctl(struct ifnet *ifp, IOCTL_CMD_T cmd, void *data) (ifp->if_flags & IFF_RUNNING) == 0; going_down = (ifp->if_flags & IFF_UP) == 0 && ifp->if_flags & IFF_RUNNING; - newmode = ifp->if_flags & (IFF_AUTO | IFF_PASSIVE); - if (newmode == (IFF_AUTO | IFF_PASSIVE)) { - /* sanity */ - newmode = IFF_PASSIVE; - ifp->if_flags &= ~IFF_AUTO; + + newmode = ifp->if_flags & IFF_PASSIVE; + if (!newmode) + newmode = ifp->if_flags & IFF_AUTO; + if (!newmode) + newmode = ifp->if_flags & IFF_CISCO; + ifp->if_flags &= ~(IFF_PASSIVE | IFF_AUTO | IFF_CISCO); + ifp->if_flags |= newmode; + + if (newmode != sp->pp_mode) { + going_down = 1; + if (!going_up) + going_up = ifp->if_flags & IFF_RUNNING; } - if (going_up || going_down) - lcp.Close(sp); - if (going_up && newmode == 0) { - /* neither auto-dial nor passive */ - ifp->if_flags |= IFF_RUNNING; - if (!(sp->pp_flags & PP_CISCO)) - lcp.Open(sp); - } else if (going_down) { + if (going_down) { + if (sp->pp_mode != IFF_CISCO) + lcp.Close(sp); + else if (sp->pp_tlf) + (sp->pp_tlf)(sp); sppp_flush(ifp); ifp->if_flags &= ~IFF_RUNNING; + sp->pp_mode = newmode; + } + + if (going_up) { + if (sp->pp_mode != IFF_CISCO) + lcp.Close(sp); + sp->pp_mode = newmode; + if (sp->pp_mode == 0) { + ifp->if_flags |= IFF_RUNNING; + lcp.Open(sp); + } + if (sp->pp_mode == IFF_CISCO) { + if (sp->pp_tls) + (sp->pp_tls)(sp); + ifp->if_flags |= IFF_RUNNING; + } } break; @@ -3764,7 +3785,7 @@ sppp_keepalive(void *dummy) continue; /* No keepalive in PPP mode if LCP not opened yet. */ - if (! (sp->pp_flags & PP_CISCO) && + if (sp->pp_mode != IFF_CISCO && sp->pp_phase < PHASE_AUTHENTICATE) continue; @@ -3773,7 +3794,7 @@ sppp_keepalive(void *dummy) printf (SPP_FMT "down\n", SPP_ARGS(ifp)); if_down (ifp); sppp_qflush (&sp->pp_cpq); - if (! (sp->pp_flags & PP_CISCO)) { + if (sp->pp_mode != IFF_CISCO) { /* XXX */ /* Shut down the PPP link. */ lcp.Down(sp); @@ -3783,7 +3804,7 @@ sppp_keepalive(void *dummy) } if (sp->pp_alivecnt <= MAXALIVECNT) ++sp->pp_alivecnt; - if (sp->pp_flags & PP_CISCO) + if (sp->pp_mode == IFF_CISCO) sppp_cisco_send (sp, CISCO_KEEPALIVE_REQ, ++sp->pp_seq, sp->pp_rseq); else if (sp->pp_phase >= PHASE_AUTHENTICATE) { |