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MacOS 8.1
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Win98
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DOS
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view as text
This file was processed as: Tape Archive
(archive/tar).
| Confidence | Program | Detection | Match Type | Support
|
|---|
| 100%
| dexvert
| Tape Archive (archive/tar)
| magic
| Supported |
| 100%
| file
| tar archive
| default
| |
| 99%
| file
| tar archive (V7), file Makefile, mode 644 , uid 17623 , gid 24 , size 1201 , seconds 4741001214
| default
| |
| 98%
| file
| data
| default
| |
| 100%
| dearkID
| deark: tar
| default
| |
| 100%
| siegfried
| x-fmt/265 Tape Archive Format
| default
| |
| 100%
| lsar
| Tar
| default (weak)
| |
| 100%
| gt2
| TAR Archiv gefunden (Auflistung ist deaktiviert)
| default
| |
| 100%
| disktype
| Pre-POSIX tar archive
| default
|
|
hex view+--------+-------------------------+-------------------------+--------+--------+
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|000002f0| 20 24 7b 4f 42 4a 53 7d | 0a 09 24 7b 43 43 7d 20 | ${OBJS}|..${CC} |
|00000300| 2d 6f 20 70 70 70 20 2d | 67 20 24 7b 4f 42 4a 53 |-o ppp -|g ${OBJS|
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|00000320| 0a 09 2e 2f 73 68 61 72 | 20 2d 62 20 52 45 41 44 |.../shar| -b READ|
|00000330| 4d 45 20 2e 2e 2f 73 79 | 73 2f 76 61 78 2f 76 61 |ME ../sy|s/vax/va|
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|00000450| 0a 69 70 63 70 2e 6f 3a | 20 70 70 70 2e 68 20 66 |.ipcp.o:| ppp.h f|
|00000460| 73 6d 2e 68 20 69 70 63 | 70 2e 68 0a 75 70 61 70 |sm.h ipc|p.h.upap|
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|00000480| 0a 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
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|00000600| 52 45 41 44 4d 45 00 00 | 00 00 00 00 00 00 00 00 |README..|........|
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|00000800| 54 68 65 20 66 6f 6c 6c | 6f 77 69 6e 67 20 66 69 |The foll|owing fi|
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|00000880| 09 09 2d 20 70 61 74 63 | 68 65 73 20 74 6f 20 6b |..- patc|hes to k|
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|000008d0| 2f 6e 65 74 2f 69 66 5f | 70 70 70 2e 5b 63 68 5d |/net/if_|ppp.[ch]|
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|000008f0| 73 75 62 64 69 72 65 63 | 74 6f 72 79 20 6f 66 20 |subdirec|tory of |
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|00000920| 6e 20 61 70 70 6c 79 20 | 74 68 65 20 6b 65 72 6e |n apply |the kern|
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|00000ec0| 6f 72 6d 73 20 61 72 65 | 20 70 65 72 6d 69 74 74 |orms are| permitt|
|00000ed0| 65 64 0a 20 2a 20 70 72 | 6f 76 69 64 65 64 20 74 |ed. * pr|ovided t|
|00000ee0| 68 61 74 20 74 68 65 20 | 61 62 6f 76 65 20 63 6f |hat the |above co|
|00000ef0| 70 79 72 69 67 68 74 20 | 6e 6f 74 69 63 65 20 61 |pyright |notice a|
|00000f00| 6e 64 20 74 68 69 73 20 | 70 61 72 61 67 72 61 70 |nd this |paragrap|
|00000f10| 68 20 61 72 65 0a 20 2a | 20 64 75 70 6c 69 63 61 |h are. *| duplica|
|00000f20| 74 65 64 20 69 6e 20 61 | 6c 6c 20 73 75 63 68 20 |ted in a|ll such |
|00000f30| 66 6f 72 6d 73 20 61 6e | 64 20 74 68 61 74 20 61 |forms an|d that a|
|00000f40| 6e 79 20 64 6f 63 75 6d | 65 6e 74 61 74 69 6f 6e |ny docum|entation|
|00000f50| 2c 0a 20 2a 20 61 64 76 | 65 72 74 69 73 69 6e 67 |,. * adv|ertising|
|00000f60| 20 6d 61 74 65 72 69 61 | 6c 73 2c 20 61 6e 64 20 | materia|ls, and |
|00000f70| 6f 74 68 65 72 20 6d 61 | 74 65 72 69 61 6c 73 20 |other ma|terials |
|00000f80| 72 65 6c 61 74 65 64 20 | 74 6f 20 73 75 63 68 0a |related |to such.|
|00000f90| 20 2a 20 64 69 73 74 72 | 69 62 75 74 69 6f 6e 20 | * distr|ibution |
|00000fa0| 61 6e 64 20 75 73 65 20 | 61 63 6b 6e 6f 77 6c 65 |and use |acknowle|
|00000fb0| 64 67 65 20 74 68 61 74 | 20 74 68 65 20 73 6f 66 |dge that| the sof|
|00000fc0| 74 77 61 72 65 20 77 61 | 73 20 64 65 76 65 6c 6f |tware wa|s develo|
|00000fd0| 70 65 64 0a 20 2a 20 62 | 79 20 43 61 72 6e 65 67 |ped. * b|y Carneg|
|00000fe0| 69 65 20 4d 65 6c 6c 6f | 6e 20 55 6e 69 76 65 72 |ie Mello|n Univer|
|00000ff0| 73 69 74 79 2e 20 20 54 | 68 65 20 6e 61 6d 65 20 |sity. T|he name |
|00001000| 6f 66 20 74 68 65 0a 20 | 2a 20 55 6e 69 76 65 72 |of the. |* Univer|
|00001010| 73 69 74 79 20 6d 61 79 | 20 6e 6f 74 20 62 65 20 |sity may| not be |
|00001020| 75 73 65 64 20 74 6f 20 | 65 6e 64 6f 72 73 65 20 |used to |endorse |
|00001030| 6f 72 20 70 72 6f 6d 6f | 74 65 20 70 72 6f 64 75 |or promo|te produ|
|00001040| 63 74 73 20 64 65 72 69 | 76 65 64 0a 20 2a 20 66 |cts deri|ved. * f|
|00001050| 72 6f 6d 20 74 68 69 73 | 20 73 6f 66 74 77 61 72 |rom this| softwar|
|00001060| 65 20 77 69 74 68 6f 75 | 74 20 73 70 65 63 69 66 |e withou|t specif|
|00001070| 69 63 20 70 72 69 6f 72 | 20 77 72 69 74 74 65 6e |ic prior| written|
|00001080| 20 70 65 72 6d 69 73 73 | 69 6f 6e 2e 0a 20 2a 20 | permiss|ion.. * |
|00001090| 54 48 49 53 20 53 4f 46 | 54 57 41 52 45 20 49 53 |THIS SOF|TWARE IS|
|000010a0| 20 50 52 4f 56 49 44 45 | 44 20 60 60 41 53 20 49 | PROVIDE|D ``AS I|
|000010b0| 53 27 27 20 41 4e 44 20 | 57 49 54 48 4f 55 54 20 |S'' AND |WITHOUT |
|000010c0| 41 4e 59 20 45 58 50 52 | 45 53 53 20 4f 52 0a 20 |ANY EXPR|ESS OR. |
|000010d0| 2a 20 49 4d 50 4c 49 45 | 44 20 57 41 52 52 41 4e |* IMPLIE|D WARRAN|
|000010e0| 54 49 45 53 2c 20 49 4e | 43 4c 55 44 49 4e 47 2c |TIES, IN|CLUDING,|
|000010f0| 20 57 49 54 48 4f 55 54 | 20 4c 49 4d 49 54 41 54 | WITHOUT| LIMITAT|
|00001100| 49 4f 4e 2c 20 54 48 45 | 20 49 4d 50 4c 49 45 44 |ION, THE| IMPLIED|
|00001110| 0a 20 2a 20 57 41 52 52 | 41 4e 54 49 45 53 20 4f |. * WARR|ANTIES O|
|00001120| 46 20 4d 45 52 43 48 41 | 4e 54 49 42 49 4c 49 54 |F MERCHA|NTIBILIT|
|00001130| 59 20 41 4e 44 20 46 49 | 54 4e 45 53 53 20 46 4f |Y AND FI|TNESS FO|
|00001140| 52 20 41 20 50 41 52 54 | 49 43 55 4c 41 52 20 50 |R A PART|ICULAR P|
|00001150| 55 52 50 4f 53 45 2e 0a | 20 2a 2f 0a 0a 2f 2a 0a |URPOSE..| */../*.|
|00001160| 20 2a 20 54 4f 44 4f 3a | 0a 20 2a 20 4d 65 63 68 | * TODO:|. * Mech|
|00001170| 61 6e 69 73 6d 20 74 6f | 20 65 78 69 74 28 29 20 |anism to| exit() |
|00001180| 61 6e 64 2f 6f 72 20 64 | 72 6f 70 20 44 54 52 2e |and/or d|rop DTR.|
|00001190| 0a 20 2a 20 48 6f 6c 64 | 2d 64 6f 77 6e 20 6f 6e |. * Hold|-down on|
|000011a0| 20 6f 70 65 6e 3f 0a 20 | 2a 20 52 61 6e 64 6f 6d | open?. |* Random|
|000011b0| 69 7a 65 20 66 73 6d 20 | 69 64 20 6f 6e 20 6c 69 |ize fsm |id on li|
|000011c0| 6e 6b 2f 69 6e 69 74 2e | 0a 20 2a 20 44 65 61 6c |nk/init.|. * Deal|
|000011d0| 20 77 69 74 68 20 76 61 | 72 69 61 62 6c 65 20 6f | with va|riable o|
|000011e0| 75 74 67 6f 69 6e 67 20 | 4d 54 55 2e 0a 20 2a 2f |utgoing |MTU.. */|
|000011f0| 0a 0a 23 69 6e 63 6c 75 | 64 65 20 3c 73 74 64 69 |..#inclu|de <stdi|
|00001200| 6f 2e 68 3e 0a 23 69 6e | 63 6c 75 64 65 20 3c 73 |o.h>.#in|clude <s|
|00001210| 79 73 2f 74 79 70 65 73 | 2e 68 3e 0a 0a 23 69 6e |ys/types|.h>..#in|
|00001220| 63 6c 75 64 65 20 22 70 | 70 70 2e 68 22 0a 23 69 |clude "p|pp.h".#i|
|00001230| 6e 63 6c 75 64 65 20 22 | 66 73 6d 2e 68 22 0a 0a |nclude "|fsm.h"..|
|00001240| 0a 76 6f 69 64 20 66 73 | 6d 5f 74 69 6d 65 6f 75 |.void fs|m_timeou|
|00001250| 74 28 29 2c 20 66 73 6d | 5f 72 63 6f 6e 66 72 65 |t(), fsm|_rconfre|
|00001260| 71 28 29 2c 20 66 73 6d | 5f 72 63 6f 6e 66 61 63 |q(), fsm|_rconfac|
|00001270| 6b 28 29 2c 20 66 73 6d | 5f 72 63 6f 6e 66 6e 61 |k(), fsm|_rconfna|
|00001280| 6b 28 29 3b 0a 76 6f 69 | 64 20 66 73 6d 5f 72 63 |k();.voi|d fsm_rc|
|00001290| 6f 6e 66 72 65 6a 28 29 | 2c 20 66 73 6d 5f 72 74 |onfrej()|, fsm_rt|
|000012a0| 65 72 6d 72 65 71 28 29 | 2c 20 66 73 6d 5f 72 74 |ermreq()|, fsm_rt|
|000012b0| 65 72 6d 61 63 6b 28 29 | 2c 20 66 73 6d 5f 72 63 |ermack()|, fsm_rc|
|000012c0| 6f 64 65 72 65 6a 28 29 | 3b 0a 76 6f 69 64 20 66 |oderej()|;.void f|
|000012d0| 73 6d 5f 72 70 72 6f 74 | 72 65 6a 28 29 2c 20 66 |sm_rprot|rej(), f|
|000012e0| 73 6d 5f 72 65 63 68 6f | 72 65 71 28 29 2c 20 66 |sm_recho|req(), f|
|000012f0| 73 6d 5f 73 63 6f 6e 66 | 72 65 71 28 29 2c 20 66 |sm_sconf|req(), f|
|00001300| 73 6d 5f 73 64 61 74 61 | 28 29 3b 0a 0a 0a 2f 2a |sm_sdata|();.../*|
|00001310| 0a 20 2a 20 66 73 6d 5f | 69 6e 69 74 20 2d 20 49 |. * fsm_|init - I|
|00001320| 6e 69 74 69 61 6c 69 7a | 65 20 66 73 6d 2e 0a 20 |nitializ|e fsm.. |
|00001330| 2a 0a 20 2a 20 49 6e 69 | 74 69 61 6c 69 7a 65 20 |*. * Ini|tialize |
|00001340| 66 73 6d 20 73 74 61 74 | 65 2e 0a 20 2a 2f 0a 76 |fsm stat|e.. */.v|
|00001350| 6f 69 64 20 66 73 6d 5f | 69 6e 69 74 28 66 29 0a |oid fsm_|init(f).|
|00001360| 20 20 20 20 66 73 6d 20 | 2a 66 3b 0a 7b 0a 20 20 | fsm |*f;.{. |
|00001370| 20 20 66 2d 3e 73 74 61 | 74 65 20 3d 20 43 4c 4f | f->sta|te = CLO|
|00001380| 53 45 44 3b 0a 20 20 20 | 20 66 2d 3e 66 6c 61 67 |SED;. | f->flag|
|00001390| 73 20 3d 20 30 3b 0a 20 | 20 20 20 66 2d 3e 69 64 |s = 0;. | f->id|
|000013a0| 20 3d 20 30 3b 09 09 09 | 09 2f 2a 20 58 58 58 20 | = 0;...|./* XXX |
|000013b0| 53 74 61 72 74 20 77 69 | 74 68 20 72 61 6e 64 6f |Start wi|th rando|
|000013c0| 6d 20 69 64 3f 20 2a 2f | 0a 7d 0a 0a 0a 2f 2a 0a |m id? */|.}.../*.|
|000013d0| 20 2a 20 66 73 6d 5f 61 | 63 74 69 76 65 6f 70 65 | * fsm_a|ctiveope|
|000013e0| 6e 20 2d 20 41 63 74 69 | 76 65 6c 79 20 6f 70 65 |n - Acti|vely ope|
|000013f0| 6e 20 63 6f 6e 6e 65 63 | 74 69 6f 6e 2e 0a 20 2a |n connec|tion.. *|
|00001400| 0a 20 2a 20 53 65 74 20 | 6e 65 77 20 73 74 61 74 |. * Set |new stat|
|00001410| 65 2c 20 72 65 73 65 74 | 20 64 65 73 69 72 65 64 |e, reset| desired|
|00001420| 20 6f 70 74 69 6f 6e 73 | 20 61 6e 64 20 73 65 6e | options| and sen|
|00001430| 64 20 72 65 71 75 65 73 | 74 73 2e 0a 20 2a 2f 0a |d reques|ts.. */.|
|00001440| 76 6f 69 64 20 66 73 6d | 5f 61 63 74 69 76 65 6f |void fsm|_activeo|
|00001450| 70 65 6e 28 66 29 0a 20 | 20 20 20 66 73 6d 20 2a |pen(f). | fsm *|
|00001460| 66 3b 0a 7b 0a 20 20 20 | 20 66 2d 3e 66 6c 61 67 |f;.{. | f->flag|
|00001470| 73 20 26 3d 20 7e 28 41 | 4f 50 45 4e 44 49 4e 47 |s &= ~(A|OPENDING|
|00001480| 7c 50 4f 50 45 4e 44 49 | 4e 47 29 3b 20 2f 2a 20 ||POPENDI|NG); /* |
|00001490| 43 6c 65 61 72 20 70 65 | 6e 64 69 6e 67 20 66 6c |Clear pe|nding fl|
|000014a0| 61 67 73 20 2a 2f 0a 20 | 20 20 20 69 66 20 28 66 |ags */. | if (f|
|000014b0| 2d 3e 73 74 61 74 65 20 | 3d 3d 20 52 45 51 53 45 |->state |== REQSE|
|000014c0| 4e 54 20 7c 7c 09 09 2f | 2a 20 41 6c 72 65 61 64 |NT ||../|* Alread|
|000014d0| 79 20 61 63 74 69 76 65 | 6c 79 20 6f 70 65 6e 28 |y active|ly open(|
|000014e0| 69 6e 67 29 3f 20 2a 2f | 0a 09 66 2d 3e 73 74 61 |ing)? */|..f->sta|
|000014f0| 74 65 20 3d 3d 20 41 43 | 4b 52 43 56 44 20 7c 7c |te == AC|KRCVD |||
|00001500| 0a 09 66 2d 3e 73 74 61 | 74 65 20 3d 3d 20 41 43 |..f->sta|te == AC|
|00001510| 4b 53 45 4e 54 20 7c 7c | 0a 09 66 2d 3e 73 74 61 |KSENT |||..f->sta|
|00001520| 74 65 20 3d 3d 20 4f 50 | 45 4e 29 0a 09 72 65 74 |te == OP|EN)..ret|
|00001530| 75 72 6e 3b 0a 20 20 20 | 20 69 66 20 28 66 2d 3e |urn;. | if (f->|
|00001540| 73 74 61 74 65 20 3d 3d | 20 54 45 52 4d 53 45 4e |state ==| TERMSEN|
|00001550| 54 20 7c 7c 09 09 2f 2a | 20 43 6c 6f 73 69 6e 67 |T ||../*| Closing|
|00001560| 20 6f 72 20 2a 2f 0a 09 | 21 28 66 2d 3e 66 6c 61 | or */..|!(f->fla|
|00001570| 67 73 20 26 20 4c 4f 57 | 45 52 55 50 29 29 20 7b |gs & LOW|ERUP)) {|
|00001580| 09 2f 2a 20 20 6c 6f 77 | 65 72 20 6c 61 79 65 72 |./* low|er layer|
|00001590| 20 64 6f 77 6e 3f 20 2a | 2f 0a 09 66 2d 3e 66 6c | down? *|/..f->fl|
|000015a0| 61 67 73 20 7c 3d 20 41 | 4f 50 45 4e 44 49 4e 47 |ags |= A|OPENDING|
|000015b0| 3b 09 09 2f 2a 20 57 61 | 69 74 20 66 6f 72 20 64 |;../* Wa|it for d|
|000015c0| 65 73 69 72 65 64 20 65 | 76 65 6e 74 20 2a 2f 0a |esired e|vent */.|
|000015d0| 09 72 65 74 75 72 6e 3b | 0a 20 20 20 20 7d 0a 20 |.return;|. }. |
|000015e0| 20 20 20 69 66 20 28 66 | 2d 3e 63 61 6c 6c 62 61 | if (f|->callba|
|000015f0| 63 6b 73 2d 3e 72 65 73 | 65 74 63 69 29 0a 09 28 |cks->res|etci)..(|
|00001600| 2a 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 72 |*f->call|backs->r|
|00001610| 65 73 65 74 63 69 29 28 | 66 29 3b 09 2f 2a 20 52 |esetci)(|f);./* R|
|00001620| 65 73 65 74 20 6f 70 74 | 69 6f 6e 73 20 2a 2f 0a |eset opt|ions */.|
|00001630| 20 20 20 20 66 73 6d 5f | 73 63 6f 6e 66 72 65 71 | fsm_|sconfreq|
|00001640| 28 66 29 3b 09 09 09 2f | 2a 20 53 65 6e 64 20 43 |(f);.../|* Send C|
|00001650| 6f 6e 66 69 67 75 72 65 | 2d 52 65 71 75 65 73 74 |onfigure|-Request|
|00001660| 20 2a 2f 0a 20 20 20 20 | 54 49 4d 45 4f 55 54 28 | */. |TIMEOUT(|
|00001670| 66 73 6d 5f 74 69 6d 65 | 6f 75 74 2c 20 66 2c 20 |fsm_time|out, f, |
|00001680| 66 2d 3e 74 69 6d 65 6f | 75 74 74 69 6d 65 29 3b |f->timeo|uttime);|
|00001690| 0a 20 20 20 20 66 2d 3e | 73 74 61 74 65 20 3d 20 |. f->|state = |
|000016a0| 52 45 51 53 45 4e 54 3b | 0a 20 20 20 20 66 2d 3e |REQSENT;|. f->|
|000016b0| 72 65 74 72 61 6e 73 6d | 69 74 73 20 3d 20 30 3b |retransm|its = 0;|
|000016c0| 09 09 09 2f 2a 20 52 65 | 73 65 74 20 72 65 74 72 |.../* Re|set retr|
|000016d0| 61 6e 73 6d 69 74 73 20 | 63 6f 75 6e 74 20 2a 2f |ansmits |count */|
|000016e0| 0a 20 20 20 20 66 2d 3e | 6e 61 6b 6c 6f 6f 70 73 |. f->|nakloops|
|000016f0| 20 3d 20 30 3b 09 09 09 | 2f 2a 20 52 65 73 65 74 | = 0;...|/* Reset|
|00001700| 20 6e 61 6b 6c 6f 6f 70 | 73 20 63 6f 75 6e 74 20 | nakloop|s count |
|00001710| 2a 2f 0a 7d 0a 0a 0a 2f | 2a 0a 20 2a 20 66 73 6d |*/.}.../|*. * fsm|
|00001720| 5f 70 61 73 73 69 76 65 | 6f 70 65 6e 20 2d 20 50 |_passive|open - P|
|00001730| 61 73 73 69 76 65 6c 79 | 20 6f 70 65 6e 20 63 6f |assively| open co|
|00001740| 6e 6e 65 63 74 69 6f 6e | 2e 0a 20 2a 0a 20 2a 20 |nnection|.. *. * |
|00001750| 53 65 74 20 6e 65 77 20 | 73 74 61 74 65 20 61 6e |Set new |state an|
|00001760| 64 20 72 65 73 65 74 20 | 64 65 73 69 72 65 64 20 |d reset |desired |
|00001770| 6f 70 74 69 6f 6e 73 2e | 0a 20 2a 2f 0a 76 6f 69 |options.|. */.voi|
|00001780| 64 20 66 73 6d 5f 70 61 | 73 73 69 76 65 6f 70 65 |d fsm_pa|ssiveope|
|00001790| 6e 28 66 29 0a 20 20 20 | 20 66 73 6d 20 2a 66 3b |n(f). | fsm *f;|
|000017a0| 0a 7b 0a 20 20 20 20 66 | 2d 3e 66 6c 61 67 73 20 |.{. f|->flags |
|000017b0| 26 3d 20 7e 28 41 4f 50 | 45 4e 44 49 4e 47 7c 50 |&= ~(AOP|ENDING|P|
|000017c0| 4f 50 45 4e 44 49 4e 47 | 29 3b 20 2f 2a 20 43 6c |OPENDING|); /* Cl|
|000017d0| 65 61 72 20 70 65 6e 64 | 69 6e 67 20 66 6c 61 67 |ear pend|ing flag|
|000017e0| 73 20 2a 2f 0a 20 20 20 | 20 69 66 20 28 66 2d 3e |s */. | if (f->|
|000017f0| 73 74 61 74 65 20 3d 3d | 20 4c 49 53 54 45 4e 20 |state ==| LISTEN |
|00001800| 7c 7c 09 09 2f 2a 20 41 | 6c 72 65 61 64 79 20 70 |||../* A|lready p|
|00001810| 61 73 73 69 76 65 6c 79 | 20 6f 70 65 6e 28 69 6e |assively| open(in|
|00001820| 67 29 3f 20 2a 2f 0a 09 | 66 2d 3e 73 74 61 74 65 |g)? */..|f->state|
|00001830| 20 3d 3d 20 4f 50 45 4e | 29 0a 09 72 65 74 75 72 | == OPEN|)..retur|
|00001840| 6e 3b 0a 20 20 20 20 69 | 66 20 28 66 2d 3e 73 74 |n;. i|f (f->st|
|00001850| 61 74 65 20 3d 3d 20 52 | 45 51 53 45 4e 54 20 7c |ate == R|EQSENT ||
|00001860| 7c 09 09 2f 2a 20 41 63 | 74 69 76 65 2d 4f 70 65 ||../* Ac|tive-Ope|
|00001870| 6e 69 6e 67 20 6f 72 20 | 2a 2f 0a 09 66 2d 3e 73 |ning or |*/..f->s|
|00001880| 74 61 74 65 20 3d 3d 20 | 41 43 4b 52 43 56 44 20 |tate == |ACKRCVD |
|00001890| 7c 7c 0a 09 66 2d 3e 73 | 74 61 74 65 20 3d 3d 20 |||..f->s|tate == |
|000018a0| 41 43 4b 53 45 4e 54 20 | 7c 7c 0a 09 66 2d 3e 73 |ACKSENT |||..f->s|
|000018b0| 74 61 74 65 20 3d 3d 20 | 54 45 52 4d 53 45 4e 54 |tate == |TERMSENT|
|000018c0| 20 7c 7c 09 09 2f 2a 20 | 20 63 6c 6f 73 69 6e 67 | ||../* | closing|
|000018d0| 20 6f 72 20 2a 2f 0a 09 | 21 28 66 2d 3e 66 6c 61 | or */..|!(f->fla|
|000018e0| 67 73 20 26 20 4c 4f 57 | 45 52 55 50 29 29 20 7b |gs & LOW|ERUP)) {|
|000018f0| 09 2f 2a 20 20 6c 6f 77 | 65 72 20 6c 61 79 65 72 |./* low|er layer|
|00001900| 20 64 6f 77 6e 3f 20 2a | 2f 0a 09 66 2d 3e 66 6c | down? *|/..f->fl|
|00001910| 61 67 73 20 7c 3d 20 50 | 4f 50 45 4e 44 49 4e 47 |ags |= P|OPENDING|
|00001920| 3b 09 09 2f 2a 20 57 61 | 69 74 20 66 6f 72 20 64 |;../* Wa|it for d|
|00001930| 65 73 69 72 65 64 20 65 | 76 65 6e 74 20 2a 2f 0a |esired e|vent */.|
|00001940| 09 72 65 74 75 72 6e 3b | 0a 20 20 20 20 7d 0a 20 |.return;|. }. |
|00001950| 20 20 20 69 66 20 28 66 | 2d 3e 63 61 6c 6c 62 61 | if (f|->callba|
|00001960| 63 6b 73 2d 3e 72 65 73 | 65 74 63 69 29 0a 09 28 |cks->res|etci)..(|
|00001970| 2a 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 72 |*f->call|backs->r|
|00001980| 65 73 65 74 63 69 29 28 | 66 29 3b 09 2f 2a 20 52 |esetci)(|f);./* R|
|00001990| 65 73 65 74 20 6f 70 74 | 69 6f 6e 73 20 2a 2f 0a |eset opt|ions */.|
|000019a0| 20 20 20 20 66 2d 3e 73 | 74 61 74 65 20 3d 20 4c | f->s|tate = L|
|000019b0| 49 53 54 45 4e 3b 0a 20 | 20 20 20 66 2d 3e 72 65 |ISTEN;. | f->re|
|000019c0| 74 72 61 6e 73 6d 69 74 | 73 20 3d 20 30 3b 09 09 |transmit|s = 0;..|
|000019d0| 09 2f 2a 20 52 65 73 65 | 74 20 72 65 74 72 61 6e |./* Rese|t retran|
|000019e0| 73 6d 69 74 73 20 63 6f | 75 6e 74 20 2a 2f 0a 20 |smits co|unt */. |
|000019f0| 20 20 20 66 2d 3e 6e 61 | 6b 6c 6f 6f 70 73 20 3d | f->na|kloops =|
|00001a00| 20 30 3b 09 09 09 2f 2a | 20 52 65 73 65 74 20 6e | 0;.../*| Reset n|
|00001a10| 61 6b 6c 6f 6f 70 73 20 | 63 6f 75 6e 74 20 2a 2f |akloops |count */|
|00001a20| 0a 7d 0a 0a 0a 2f 2a 0a | 20 2a 20 66 73 6d 5f 63 |.}.../*.| * fsm_c|
|00001a30| 6c 6f 73 65 20 2d 20 53 | 74 61 72 74 20 63 6c 6f |lose - S|tart clo|
|00001a40| 73 69 6e 67 20 63 6f 6e | 6e 65 63 74 69 6f 6e 2e |sing con|nection.|
|00001a50| 0a 20 2a 0a 20 2a 20 43 | 61 6e 63 65 6c 20 74 69 |. *. * C|ancel ti|
|00001a60| 6d 65 6f 75 74 73 20 61 | 6e 64 20 65 69 74 68 65 |meouts a|nd eithe|
|00001a70| 72 20 69 6e 69 74 69 61 | 74 65 20 63 6c 6f 73 65 |r initia|te close|
|00001a80| 20 6f 72 20 70 6f 73 73 | 69 62 6c 79 20 67 6f 20 | or poss|ibly go |
|00001a90| 64 69 72 65 63 74 6c 79 | 20 74 6f 0a 20 2a 20 74 |directly| to. * t|
|00001aa0| 68 65 20 43 4c 4f 53 45 | 44 20 73 74 61 74 65 2e |he CLOSE|D state.|
|00001ab0| 0a 20 2a 2f 0a 76 6f 69 | 64 20 66 73 6d 5f 63 6c |. */.voi|d fsm_cl|
|00001ac0| 6f 73 65 28 66 29 0a 20 | 20 20 20 66 73 6d 20 2a |ose(f). | fsm *|
|00001ad0| 66 3b 0a 7b 0a 20 20 20 | 20 66 2d 3e 66 6c 61 67 |f;.{. | f->flag|
|00001ae0| 73 20 26 3d 20 7e 28 41 | 4f 50 45 4e 44 49 4e 47 |s &= ~(A|OPENDING|
|00001af0| 7c 50 4f 50 45 4e 44 49 | 4e 47 29 3b 20 2f 2a 20 ||POPENDI|NG); /* |
|00001b00| 43 6c 65 61 72 20 70 65 | 6e 64 69 6e 67 20 66 6c |Clear pe|nding fl|
|00001b10| 61 67 73 20 2a 2f 0a 20 | 20 20 20 69 66 20 28 66 |ags */. | if (f|
|00001b20| 2d 3e 73 74 61 74 65 20 | 3d 3d 20 43 4c 4f 53 45 |->state |== CLOSE|
|00001b30| 44 20 7c 7c 09 09 2f 2a | 20 41 6c 72 65 61 64 79 |D ||../*| Already|
|00001b40| 20 43 4c 4f 53 45 44 20 | 6f 72 20 43 6c 6f 73 69 | CLOSED |or Closi|
|00001b50| 6e 67 3f 20 2a 2f 0a 09 | 66 2d 3e 73 74 61 74 65 |ng? */..|f->state|
|00001b60| 20 3d 3d 20 54 45 52 4d | 53 45 4e 54 29 0a 09 72 | == TERM|SENT)..r|
|00001b70| 65 74 75 72 6e 3b 0a 20 | 20 20 20 69 66 20 28 66 |eturn;. | if (f|
|00001b80| 2d 3e 73 74 61 74 65 20 | 3d 3d 20 52 45 51 53 45 |->state |== REQSE|
|00001b90| 4e 54 20 7c 7c 09 09 2f | 2a 20 54 69 6d 65 6f 75 |NT ||../|* Timeou|
|00001ba0| 74 20 70 65 6e 64 69 6e | 67 20 66 6f 72 20 4f 70 |t pendin|g for Op|
|00001bb0| 65 6e 3f 20 2a 2f 0a 09 | 66 2d 3e 73 74 61 74 65 |en? */..|f->state|
|00001bc0| 20 3d 3d 20 41 43 4b 52 | 43 56 44 20 7c 7c 0a 09 | == ACKR|CVD ||..|
|00001bd0| 66 2d 3e 73 74 61 74 65 | 20 3d 3d 20 41 43 4b 53 |f->state| == ACKS|
|00001be0| 45 4e 54 29 0a 09 55 4e | 54 49 4d 45 4f 55 54 28 |ENT)..UN|TIMEOUT(|
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|00001c40| 66 2d 3e 63 61 6c 6c 62 | 61 63 6b 73 2d 3e 64 6f |f->callb|acks->do|
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|00001c70| 2a 20 49 6e 66 6f 72 6d | 20 75 70 70 65 72 20 6c |* Inform| upper l|
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|00001c90| 20 2a 2f 0a 20 20 20 20 | 69 66 20 28 66 2d 3e 73 | */. |if (f->s|
|00001ca0| 74 61 74 65 20 3d 3d 20 | 41 43 4b 53 45 4e 54 20 |tate == |ACKSENT |
|00001cb0| 7c 7c 09 09 2f 2a 20 43 | 6f 75 6c 64 20 70 65 65 |||../* C|ould pee|
|00001cc0| 72 20 62 65 20 4f 50 45 | 4e 3f 20 2a 2f 0a 09 66 |r be OPE|N? */..f|
|00001cd0| 2d 3e 73 74 61 74 65 20 | 3d 3d 20 4f 50 45 4e 29 |->state |== OPEN)|
|00001ce0| 20 7b 0a 09 66 73 6d 5f | 73 64 61 74 61 28 66 2c | {..fsm_|sdata(f,|
|00001cf0| 20 54 45 52 4d 52 45 51 | 2c 20 66 2d 3e 72 65 71 | TERMREQ|, f->req|
|00001d00| 69 64 20 3d 20 2b 2b 66 | 2d 3e 69 64 2c 20 4e 55 |id = ++f|->id, NU|
|00001d10| 4c 4c 2c 20 30 29 3b 0a | 09 09 09 09 09 2f 2a 20 |LL, 0);.|...../* |
|00001d20| 53 65 6e 64 20 54 65 72 | 6d 69 6e 61 74 65 2d 52 |Send Ter|minate-R|
|00001d30| 65 71 75 65 73 74 20 2a | 2f 0a 09 54 49 4d 45 4f |equest *|/..TIMEO|
|00001d40| 55 54 28 66 73 6d 5f 74 | 69 6d 65 6f 75 74 2c 20 |UT(fsm_t|imeout, |
|00001d50| 66 2c 20 66 2d 3e 74 69 | 6d 65 6f 75 74 74 69 6d |f, f->ti|meouttim|
|00001d60| 65 29 3b 0a 09 66 2d 3e | 73 74 61 74 65 20 3d 20 |e);..f->|state = |
|00001d70| 54 45 52 4d 53 45 4e 54 | 3b 0a 09 66 2d 3e 72 65 |TERMSENT|;..f->re|
|00001d80| 74 72 61 6e 73 6d 69 74 | 73 20 3d 20 30 3b 09 09 |transmit|s = 0;..|
|00001d90| 2f 2a 20 52 65 73 65 74 | 20 72 65 74 72 61 6e 73 |/* Reset| retrans|
|00001da0| 6d 69 74 73 20 63 6f 75 | 6e 74 20 2a 2f 0a 20 20 |mits cou|nt */. |
|00001db0| 20 20 7d 0a 20 20 20 20 | 65 6c 73 65 20 7b 0a 09 | }. |else {..|
|00001dc0| 66 2d 3e 73 74 61 74 65 | 20 3d 20 43 4c 4f 53 45 |f->state| = CLOSE|
|00001dd0| 44 3b 0a 09 69 66 20 28 | 66 2d 3e 63 61 6c 6c 62 |D;..if (|f->callb|
|00001de0| 61 63 6b 73 2d 3e 63 6c | 6f 73 65 64 29 0a 09 20 |acks->cl|osed).. |
|00001df0| 20 20 20 28 2a 66 2d 3e | 63 61 6c 6c 62 61 63 6b | (*f->|callback|
|00001e00| 73 2d 3e 63 6c 6f 73 65 | 64 29 28 66 29 3b 09 2f |s->close|d)(f);./|
|00001e10| 2a 20 45 78 69 74 2f 72 | 65 73 74 61 72 74 2f 65 |* Exit/r|estart/e|
|00001e20| 74 63 2e 20 2a 2f 0a 20 | 20 20 20 7d 0a 7d 0a 0a |tc. */. | }.}..|
|00001e30| 0a 2f 2a 0a 20 2a 20 66 | 73 6d 5f 74 69 6d 65 6f |./*. * f|sm_timeo|
|00001e40| 75 74 20 2d 20 54 69 6d | 65 6f 75 74 20 65 78 70 |ut - Tim|eout exp|
|00001e50| 69 72 65 64 2e 0a 20 2a | 2f 0a 76 6f 69 64 20 66 |ired.. *|/.void f|
|00001e60| 73 6d 5f 74 69 6d 65 6f | 75 74 28 66 29 0a 20 20 |sm_timeo|ut(f). |
|00001e70| 20 20 66 73 6d 20 2a 66 | 3b 0a 7b 0a 20 20 20 20 | fsm *f|;.{. |
|00001e80| 73 77 69 74 63 68 20 28 | 66 2d 3e 73 74 61 74 65 |switch (|f->state|
|00001e90| 29 20 7b 0a 20 20 20 20 | 20 20 63 61 73 65 20 52 |) {. | case R|
|00001ea0| 45 51 53 45 4e 54 3a 0a | 20 20 20 20 20 20 63 61 |EQSENT:.| ca|
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|00001ec0| 20 20 63 61 73 65 20 41 | 43 4b 53 45 4e 54 3a 0a | case A|CKSENT:.|
|00001ed0| 09 69 66 20 28 66 2d 3e | 66 6c 61 67 73 20 26 20 |.if (f->|flags & |
|00001ee0| 50 4f 50 45 4e 44 49 4e | 47 29 20 7b 09 2f 2a 20 |POPENDIN|G) {./* |
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|00001f00| 20 20 20 20 66 2d 3e 73 | 74 61 74 65 20 3d 20 43 | f->s|tate = C|
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|00001f20| 6e 64 20 66 6f 72 20 61 | 20 6d 6f 6d 65 6e 74 2e |nd for a| moment.|
|00001f30| 2e 2e 20 2a 2f 0a 09 20 | 20 20 20 66 73 6d 5f 70 |.. */.. | fsm_p|
|00001f40| 61 73 73 69 76 65 6f 70 | 65 6e 28 66 29 3b 0a 09 |assiveop|en(f);..|
|00001f50| 20 20 20 20 72 65 74 75 | 72 6e 3b 0a 09 7d 0a 09 | retu|rn;..}..|
|00001f60| 69 66 20 28 66 2d 3e 63 | 61 6c 6c 62 61 63 6b 73 |if (f->c|allbacks|
|00001f70| 2d 3e 72 65 74 72 61 6e | 73 6d 69 74 29 09 2f 2a |->retran|smit)./*|
|00001f80| 20 49 66 20 74 68 65 72 | 65 20 69 73 20 61 20 72 | If ther|e is a r|
|00001f90| 65 74 72 61 6e 73 6d 69 | 74 20 72 74 6e 3f 20 2a |etransmi|t rtn? *|
|00001fa0| 2f 0a 09 20 20 20 20 28 | 2a 66 2d 3e 63 61 6c 6c |/.. (|*f->call|
|00001fb0| 62 61 63 6b 73 2d 3e 72 | 65 74 72 61 6e 73 6d 69 |backs->r|etransmi|
|00001fc0| 74 29 28 66 29 3b 0a 09 | 66 73 6d 5f 73 63 6f 6e |t)(f);..|fsm_scon|
|00001fd0| 66 72 65 71 28 66 29 3b | 09 09 2f 2a 20 53 65 6e |freq(f);|../* Sen|
|00001fe0| 64 20 43 6f 6e 66 69 67 | 75 72 65 2d 52 65 71 75 |d Config|ure-Requ|
|00001ff0| 65 73 74 20 2a 2f 0a 09 | 54 49 4d 45 4f 55 54 28 |est */..|TIMEOUT(|
|00002000| 66 73 6d 5f 74 69 6d 65 | 6f 75 74 2c 20 66 2c 20 |fsm_time|out, f, |
|00002010| 66 2d 3e 74 69 6d 65 6f | 75 74 74 69 6d 65 29 3b |f->timeo|uttime);|
|00002020| 0a 09 66 2d 3e 73 74 61 | 74 65 20 3d 20 52 45 51 |..f->sta|te = REQ|
|00002030| 53 45 4e 54 3b 0a 09 2b | 2b 66 2d 3e 72 65 74 72 |SENT;..+|+f->retr|
|00002040| 61 6e 73 6d 69 74 73 3b | 0a 09 66 2d 3e 6e 61 6b |ansmits;|..f->nak|
|00002050| 6c 6f 6f 70 73 20 3d 20 | 30 3b 0a 09 62 72 65 61 |loops = |0;..brea|
|00002060| 6b 3b 0a 0a 20 20 20 20 | 20 20 63 61 73 65 20 54 |k;.. | case T|
|00002070| 45 52 4d 53 45 4e 54 3a | 0a 09 69 66 20 28 66 2d |ERMSENT:|..if (f-|
|00002080| 3e 66 6c 61 67 73 20 26 | 20 50 4f 50 45 4e 44 49 |>flags &| POPENDI|
|00002090| 4e 47 29 20 7b 09 2f 2a | 20 47 6f 20 70 61 73 73 |NG) {./*| Go pass|
|000020a0| 69 76 65 3f 20 2a 2f 0a | 09 20 20 20 20 66 2d 3e |ive? */.|. f->|
|000020b0| 73 74 61 74 65 20 3d 20 | 43 4c 4f 53 45 44 3b 09 |state = |CLOSED;.|
|000020c0| 09 2f 2a 20 50 72 65 74 | 65 6e 64 20 66 6f 72 20 |./* Pret|end for |
|000020d0| 61 20 6d 6f 6d 65 6e 74 | 2e 2e 2e 20 2a 2f 0a 09 |a moment|... */..|
|000020e0| 20 20 20 20 66 73 6d 5f | 70 61 73 73 69 76 65 6f | fsm_|passiveo|
|000020f0| 70 65 6e 28 66 29 3b 0a | 09 20 20 20 20 72 65 74 |pen(f);.|. ret|
|00002100| 75 72 6e 3b 0a 09 7d 0a | 09 69 66 20 28 2b 2b 66 |urn;..}.|.if (++f|
|00002110| 2d 3e 72 65 74 72 61 6e | 73 6d 69 74 73 20 3e 20 |->retran|smits > |
|00002120| 66 2d 3e 6d 61 78 74 65 | 72 6d 74 72 61 6e 73 6d |f->maxte|rmtransm|
|00002130| 69 74 73 29 20 7b 0a 09 | 20 20 20 20 2f 2a 0a 09 |its) {..| /*..|
|00002140| 20 20 20 20 20 2a 20 57 | 65 27 76 65 20 77 61 69 | * W|e've wai|
|00002150| 74 65 64 20 66 6f 72 20 | 61 6e 20 61 63 6b 20 6c |ted for |an ack l|
|00002160| 6f 6e 67 20 65 6e 6f 75 | 67 68 2e 20 20 50 65 65 |ong enou|gh. Pee|
|00002170| 72 20 70 72 6f 62 61 62 | 6c 79 20 68 65 61 72 64 |r probab|ly heard|
|00002180| 20 75 73 2e 0a 09 20 20 | 20 20 20 2a 2f 0a 09 20 | us... | */.. |
|00002190| 20 20 20 66 2d 3e 73 74 | 61 74 65 20 3d 20 43 4c | f->st|ate = CL|
|000021a0| 4f 53 45 44 3b 0a 09 20 | 20 20 20 69 66 20 28 66 |OSED;.. | if (f|
|000021b0| 2d 3e 63 61 6c 6c 62 61 | 63 6b 73 2d 3e 63 6c 6f |->callba|cks->clo|
|000021c0| 73 65 64 29 0a 09 09 28 | 2a 66 2d 3e 63 61 6c 6c |sed)...(|*f->call|
|000021d0| 62 61 63 6b 73 2d 3e 63 | 6c 6f 73 65 64 29 28 66 |backs->c|losed)(f|
|000021e0| 29 3b 20 2f 2a 20 45 78 | 69 74 2f 72 65 73 74 61 |); /* Ex|it/resta|
|000021f0| 72 74 2f 65 74 63 2e 20 | 2a 2f 0a 09 20 20 20 20 |rt/etc. |*/.. |
|00002200| 72 65 74 75 72 6e 3b 0a | 09 7d 0a 09 69 66 20 28 |return;.|.}..if (|
|00002210| 66 2d 3e 63 61 6c 6c 62 | 61 63 6b 73 2d 3e 72 65 |f->callb|acks->re|
|00002220| 74 72 61 6e 73 6d 69 74 | 29 09 2f 2a 20 49 66 20 |transmit|)./* If |
|00002230| 74 68 65 72 65 20 69 73 | 20 61 20 72 65 74 72 61 |there is| a retra|
|00002240| 6e 73 6d 69 74 20 72 74 | 6e 3f 20 2a 2f 0a 09 20 |nsmit rt|n? */.. |
|00002250| 20 20 20 28 2a 66 2d 3e | 63 61 6c 6c 62 61 63 6b | (*f->|callback|
|00002260| 73 2d 3e 72 65 74 72 61 | 6e 73 6d 69 74 29 28 66 |s->retra|nsmit)(f|
|00002270| 29 3b 0a 09 66 73 6d 5f | 73 64 61 74 61 28 66 2c |);..fsm_|sdata(f,|
|00002280| 20 54 45 52 4d 52 45 51 | 2c 20 66 2d 3e 72 65 71 | TERMREQ|, f->req|
|00002290| 69 64 20 3d 20 2b 2b 66 | 2d 3e 69 64 2c 20 4e 55 |id = ++f|->id, NU|
|000022a0| 4c 4c 2c 20 30 29 3b 0a | 09 09 09 09 09 2f 2a 20 |LL, 0);.|...../* |
|000022b0| 53 65 6e 64 20 54 65 72 | 6d 69 6e 61 74 65 2d 52 |Send Ter|minate-R|
|000022c0| 65 71 75 65 73 74 20 2a | 2f 0a 09 54 49 4d 45 4f |equest *|/..TIMEO|
|000022d0| 55 54 28 66 73 6d 5f 74 | 69 6d 65 6f 75 74 2c 20 |UT(fsm_t|imeout, |
|000022e0| 66 2c 20 66 2d 3e 74 69 | 6d 65 6f 75 74 74 69 6d |f, f->ti|meouttim|
|000022f0| 65 29 3b 0a 09 2b 2b 66 | 2d 3e 72 65 74 72 61 6e |e);..++f|->retran|
|00002300| 73 6d 69 74 73 3b 0a 20 | 20 20 20 7d 0a 7d 0a 0a |smits;. | }.}..|
|00002310| 0a 2f 2a 0a 20 2a 20 66 | 73 6d 5f 6c 6f 77 65 72 |./*. * f|sm_lower|
|00002320| 75 70 20 2d 20 54 68 65 | 20 6c 6f 77 65 72 20 6c |up - The| lower l|
|00002330| 61 79 65 72 20 69 73 20 | 75 70 2e 0a 20 2a 0a 20 |ayer is |up.. *. |
|00002340| 2a 20 53 74 61 72 74 20 | 41 63 74 69 76 65 20 6f |* Start |Active o|
|00002350| 72 20 50 61 73 73 69 76 | 65 20 4f 70 65 6e 20 69 |r Passiv|e Open i|
|00002360| 66 20 70 65 6e 64 69 6e | 67 2e 0a 20 2a 2f 0a 76 |f pendin|g.. */.v|
|00002370| 6f 69 64 20 66 73 6d 5f | 6c 6f 77 65 72 75 70 28 |oid fsm_|lowerup(|
|00002380| 66 29 0a 20 20 20 20 66 | 73 6d 20 2a 66 3b 0a 7b |f). f|sm *f;.{|
|00002390| 0a 20 20 20 20 66 2d 3e | 66 6c 61 67 73 20 7c 3d |. f->|flags |=|
|000023a0| 20 4c 4f 57 45 52 55 50 | 3b 0a 20 20 20 20 69 66 | LOWERUP|;. if|
|000023b0| 20 28 66 2d 3e 66 6c 61 | 67 73 20 26 20 41 4f 50 | (f->fla|gs & AOP|
|000023c0| 45 4e 44 49 4e 47 29 09 | 09 2f 2a 20 41 74 74 65 |ENDING).|./* Atte|
|000023d0| 6d 70 74 69 6e 67 20 41 | 63 74 69 76 65 2d 4f 70 |mpting A|ctive-Op|
|000023e0| 65 6e 3f 20 2a 2f 0a 09 | 66 73 6d 5f 61 63 74 69 |en? */..|fsm_acti|
|000023f0| 76 65 6f 70 65 6e 28 66 | 29 3b 09 09 2f 2a 20 54 |veopen(f|);../* T|
|00002400| 72 79 20 69 74 20 6e 6f | 77 20 2a 2f 0a 20 20 20 |ry it no|w */. |
|00002410| 20 65 6c 73 65 20 69 66 | 20 28 66 2d 3e 66 6c 61 | else if| (f->fla|
|00002420| 67 73 20 26 20 50 4f 50 | 45 4e 44 49 4e 47 29 09 |gs & POP|ENDING).|
|00002430| 2f 2a 20 41 74 74 65 6d | 70 74 69 6e 67 20 50 61 |/* Attem|pting Pa|
|00002440| 73 73 69 76 65 2d 4f 70 | 65 6e 3f 20 2a 2f 0a 09 |ssive-Op|en? */..|
|00002450| 66 73 6d 5f 70 61 73 73 | 69 76 65 6f 70 65 6e 28 |fsm_pass|iveopen(|
|00002460| 66 29 3b 09 09 2f 2a 20 | 54 72 79 20 69 74 20 6e |f);../* |Try it n|
|00002470| 6f 77 20 2a 2f 0a 7d 0a | 0a 0a 2f 2a 0a 20 2a 20 |ow */.}.|../*. * |
|00002480| 66 73 6d 5f 6c 6f 77 65 | 72 64 6f 77 6e 20 2d 20 |fsm_lowe|rdown - |
|00002490| 54 68 65 20 6c 6f 77 65 | 72 20 6c 61 79 65 72 20 |The lowe|r layer |
|000024a0| 69 73 20 64 6f 77 6e 2e | 0a 20 2a 0a 20 2a 20 43 |is down.|. *. * C|
|000024b0| 61 6e 63 65 6c 20 61 6c | 6c 20 74 69 6d 65 6f 75 |ancel al|l timeou|
|000024c0| 74 73 20 61 6e 64 20 69 | 6e 66 6f 72 6d 20 75 70 |ts and i|nform up|
|000024d0| 70 65 72 20 6c 61 79 65 | 72 73 2e 0a 20 2a 2f 0a |per laye|rs.. */.|
|000024e0| 76 6f 69 64 20 66 73 6d | 5f 6c 6f 77 65 72 64 6f |void fsm|_lowerdo|
|000024f0| 77 6e 28 66 29 0a 20 20 | 20 20 66 73 6d 20 2a 66 |wn(f). | fsm *f|
|00002500| 3b 0a 7b 0a 23 69 66 20 | 30 09 09 09 09 09 2f 2a |;.{.#if |0...../*|
|00002510| 20 58 58 58 20 2a 2f 0a | 20 20 20 20 66 2d 3e 66 | XXX */.| f->f|
|00002520| 6c 61 67 73 20 26 3d 20 | 7e 28 4c 4f 57 45 52 55 |lags &= |~(LOWERU|
|00002530| 50 7c 41 4f 50 45 4e 44 | 49 4e 47 7c 50 4f 50 45 |P|AOPEND|ING|POPE|
|00002540| 4e 44 49 4e 47 29 3b 0a | 09 09 09 09 09 2f 2a 20 |NDING);.|...../* |
|00002550| 43 6c 65 61 72 20 70 65 | 6e 64 69 6e 67 20 66 6c |Clear pe|nding fl|
|00002560| 61 67 73 20 2a 2f 0a 23 | 65 6e 64 69 66 0a 20 20 |ags */.#|endif. |
|00002570| 20 20 66 2d 3e 66 6c 61 | 67 73 20 26 3d 20 7e 4c | f->fla|gs &= ~L|
|00002580| 4f 57 45 52 55 50 3b 0a | 20 20 20 20 69 66 20 28 |OWERUP;.| if (|
|00002590| 66 2d 3e 73 74 61 74 65 | 20 3d 3d 20 52 45 51 53 |f->state| == REQS|
|000025a0| 45 4e 54 20 7c 7c 09 09 | 2f 2a 20 54 69 6d 65 6f |ENT ||..|/* Timeo|
|000025b0| 75 74 20 70 65 6e 64 69 | 6e 67 3f 20 2a 2f 0a 09 |ut pendi|ng? */..|
|000025c0| 66 2d 3e 73 74 61 74 65 | 20 3d 3d 20 41 43 4b 52 |f->state| == ACKR|
|000025d0| 43 56 44 20 7c 7c 0a 09 | 66 2d 3e 73 74 61 74 65 |CVD ||..|f->state|
|000025e0| 20 3d 3d 20 41 43 4b 53 | 45 4e 54 20 7c 7c 0a 09 | == ACKS|ENT ||..|
|000025f0| 66 2d 3e 73 74 61 74 65 | 20 3d 3d 20 54 45 52 4d |f->state| == TERM|
|00002600| 53 45 4e 54 29 0a 09 55 | 4e 54 49 4d 45 4f 55 54 |SENT)..U|NTIMEOUT|
|00002610| 28 66 73 6d 5f 74 69 6d | 65 6f 75 74 2c 20 66 29 |(fsm_tim|eout, f)|
|00002620| 3b 09 2f 2a 20 43 61 6e | 63 65 6c 20 74 69 6d 65 |;./* Can|cel time|
|00002630| 6f 75 74 20 2a 2f 0a 20 | 20 20 20 69 66 20 28 66 |out */. | if (f|
|00002640| 2d 3e 73 74 61 74 65 20 | 3d 3d 20 4f 50 45 4e 20 |->state |== OPEN |
|00002650| 26 26 09 09 2f 2a 20 4f | 50 45 4e 3f 20 2a 2f 0a |&&../* O|PEN? */.|
|00002660| 09 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 64 |.f->call|backs->d|
|00002670| 6f 77 6e 29 0a 09 28 2a | 66 2d 3e 63 61 6c 6c 62 |own)..(*|f->callb|
|00002680| 61 63 6b 73 2d 3e 64 6f | 77 6e 29 28 66 29 3b 09 |acks->do|wn)(f);.|
|00002690| 2f 2a 20 49 6e 66 6f 72 | 6d 20 75 70 70 65 72 20 |/* Infor|m upper |
|000026a0| 6c 61 79 65 72 73 20 2a | 2f 0a 20 20 20 20 66 2d |layers *|/. f-|
|000026b0| 3e 73 74 61 74 65 20 3d | 20 43 4c 4f 53 45 44 3b |>state =| CLOSED;|
|000026c0| 0a 20 20 20 20 69 66 20 | 28 66 2d 3e 63 61 6c 6c |. if |(f->call|
|000026d0| 62 61 63 6b 73 2d 3e 63 | 6c 6f 73 65 64 29 0a 09 |backs->c|losed)..|
|000026e0| 28 2a 66 2d 3e 63 61 6c | 6c 62 61 63 6b 73 2d 3e |(*f->cal|lbacks->|
|000026f0| 63 6c 6f 73 65 64 29 28 | 66 29 3b 09 2f 2a 20 45 |closed)(|f);./* E|
|00002700| 78 69 74 2f 72 65 73 74 | 61 72 74 2f 65 74 63 2e |xit/rest|art/etc.|
|00002710| 20 2a 2f 0a 7d 0a 0a 0a | 2f 2a 0a 20 2a 20 66 73 | */.}...|/*. * fs|
|00002720| 6d 5f 70 72 6f 74 72 65 | 6a 65 63 74 20 2d 20 50 |m_protre|ject - P|
|00002730| 65 65 72 20 64 6f 65 73 | 6e 27 74 20 73 70 65 61 |eer does|n't spea|
|00002740| 6b 20 74 68 69 73 20 70 | 72 6f 74 6f 63 6f 6c 2e |k this p|rotocol.|
|00002750| 0a 20 2a 0a 20 2a 20 50 | 72 65 74 65 6e 64 20 74 |. *. * P|retend t|
|00002760| 68 61 74 20 74 68 65 20 | 6c 6f 77 65 72 20 6c 61 |hat the |lower la|
|00002770| 79 65 72 20 77 65 6e 74 | 20 64 6f 77 6e 2e 0a 20 |yer went| down.. |
|00002780| 2a 2f 0a 76 6f 69 64 20 | 66 73 6d 5f 70 72 6f 74 |*/.void |fsm_prot|
|00002790| 72 65 6a 65 63 74 28 66 | 29 0a 20 20 20 20 66 73 |reject(f|). fs|
|000027a0| 6d 20 2a 66 3b 0a 7b 0a | 20 20 20 20 66 73 6d 5f |m *f;.{.| fsm_|
|000027b0| 6c 6f 77 65 72 64 6f 77 | 6e 28 66 29 3b 0a 7d 0a |lowerdow|n(f);.}.|
|000027c0| 0a 0a 2f 2a 0a 20 2a 20 | 66 73 6d 5f 69 6e 70 75 |../*. * |fsm_inpu|
|000027d0| 74 20 2d 20 49 6e 70 75 | 74 20 70 61 63 6b 65 74 |t - Inpu|t packet|
|000027e0| 2e 0a 20 2a 2f 0a 76 6f | 69 64 20 66 73 6d 5f 69 |.. */.vo|id fsm_i|
|000027f0| 6e 70 75 74 28 66 2c 20 | 69 6e 70 61 63 6b 65 74 |nput(f, |inpacket|
|00002800| 2c 20 6c 29 0a 20 20 20 | 20 66 73 6d 20 2a 66 3b |, l). | fsm *f;|
|00002810| 0a 20 20 20 20 50 41 43 | 4b 45 54 20 2a 69 6e 70 |. PAC|KET *inp|
|00002820| 61 63 6b 65 74 3b 0a 20 | 20 20 20 69 6e 74 20 6c |acket;. | int l|
|00002830| 3b 0a 7b 0a 20 20 20 20 | 75 5f 63 68 61 72 20 2a |;.{. |u_char *|
|00002840| 69 6e 70 3b 0a 20 20 20 | 20 75 5f 63 68 61 72 20 |inp;. | u_char |
|00002850| 63 6f 64 65 2c 20 69 64 | 3b 0a 20 20 20 20 69 6e |code, id|;. in|
|00002860| 74 20 6c 65 6e 3b 0a 0a | 20 20 20 20 2f 2a 0a 20 |t len;..| /*. |
|00002870| 20 20 20 20 2a 20 50 61 | 72 73 65 20 68 65 61 64 | * Pa|rse head|
|00002880| 65 72 20 28 63 6f 64 65 | 2c 20 69 64 20 61 6e 64 |er (code|, id and|
|00002890| 20 6c 65 6e 67 74 68 29 | 2e 0a 20 20 20 20 20 2a | length)|.. *|
|000028a0| 20 49 66 20 70 61 63 6b | 65 74 20 74 6f 6f 20 73 | If pack|et too s|
|000028b0| 68 6f 72 74 2c 20 64 72 | 6f 70 20 69 74 2e 0a 20 |hort, dr|op it.. |
|000028c0| 20 20 20 20 2a 2f 0a 20 | 20 20 20 69 6e 70 20 3d | */. | inp =|
|000028d0| 20 50 41 43 4b 45 54 5f | 44 41 54 41 28 69 6e 70 | PACKET_|DATA(inp|
|000028e0| 61 63 6b 65 74 29 3b 0a | 20 20 20 20 69 66 20 28 |acket);.| if (|
|000028f0| 6c 20 3c 20 48 45 41 44 | 45 52 4c 45 4e 29 20 7b |l < HEAD|ERLEN) {|
|00002900| 0a 09 46 53 4d 44 45 42 | 55 47 28 28 73 74 64 65 |..FSMDEB|UG((stde|
|00002910| 72 72 2c 20 22 70 70 70 | 3a 20 66 73 6d 5f 69 6e |rr, "ppp|: fsm_in|
|00002920| 70 75 74 28 25 78 29 3a | 20 52 63 76 64 20 73 68 |put(%x):| Rcvd sh|
|00002930| 6f 72 74 20 68 65 61 64 | 65 72 2e 5c 6e 22 2c 0a |ort head|er.\n",.|
|00002940| 09 09 20 20 66 2d 3e 70 | 72 6f 74 6f 63 6f 6c 29 |.. f->p|rotocol)|
|00002950| 29 3b 0a 09 67 6f 74 6f | 20 66 72 65 65 70 61 63 |);..goto| freepac|
|00002960| 6b 65 74 3b 0a 20 20 20 | 20 7d 0a 20 20 20 20 47 |ket;. | }. G|
|00002970| 45 54 43 48 41 52 28 63 | 6f 64 65 2c 20 69 6e 70 |ETCHAR(c|ode, inp|
|00002980| 29 3b 0a 20 20 20 20 47 | 45 54 43 48 41 52 28 69 |);. G|ETCHAR(i|
|00002990| 64 2c 20 69 6e 70 29 3b | 0a 20 20 20 20 47 45 54 |d, inp);|. GET|
|000029a0| 53 48 4f 52 54 28 6c 65 | 6e 2c 20 69 6e 70 29 3b |SHORT(le|n, inp);|
|000029b0| 0a 20 20 20 20 69 66 20 | 28 6c 65 6e 20 3c 20 48 |. if |(len < H|
|000029c0| 45 41 44 45 52 4c 45 4e | 29 20 7b 0a 09 46 53 4d |EADERLEN|) {..FSM|
|000029d0| 44 45 42 55 47 28 28 73 | 74 64 65 72 72 2c 20 22 |DEBUG((s|tderr, "|
|000029e0| 70 70 70 3a 20 66 73 6d | 5f 69 6e 70 75 74 28 25 |ppp: fsm|_input(%|
|000029f0| 78 29 3a 20 52 63 76 64 | 20 69 6c 6c 65 67 61 6c |x): Rcvd| illegal|
|00002a00| 20 6c 65 6e 67 74 68 2e | 5c 6e 22 2c 0a 09 09 20 | length.|\n",... |
|00002a10| 20 66 2d 3e 70 72 6f 74 | 6f 63 6f 6c 29 29 3b 0a | f->prot|ocol));.|
|00002a20| 09 67 6f 74 6f 20 66 72 | 65 65 70 61 63 6b 65 74 |.goto fr|eepacket|
|00002a30| 3b 0a 20 20 20 20 7d 0a | 20 20 20 20 69 66 20 28 |;. }.| if (|
|00002a40| 6c 65 6e 20 3e 20 6c 29 | 20 7b 0a 09 46 53 4d 44 |len > l)| {..FSMD|
|00002a50| 45 42 55 47 28 28 73 74 | 64 65 72 72 2c 20 22 70 |EBUG((st|derr, "p|
|00002a60| 70 70 3a 20 66 73 6d 5f | 69 6e 70 75 74 28 25 78 |pp: fsm_|input(%x|
|00002a70| 29 3a 20 52 63 76 64 20 | 73 68 6f 72 74 20 70 61 |): Rcvd |short pa|
|00002a80| 63 6b 65 74 2e 5c 6e 22 | 2c 0a 09 09 20 20 66 2d |cket.\n"|,... f-|
|00002a90| 3e 70 72 6f 74 6f 63 6f | 6c 29 29 3b 0a 09 67 6f |>protoco|l));..go|
|00002aa0| 74 6f 20 66 72 65 65 70 | 61 63 6b 65 74 3b 0a 20 |to freep|acket;. |
|00002ab0| 20 20 20 7d 0a 20 20 20 | 20 6c 65 6e 20 2d 3d 20 | }. | len -= |
|00002ac0| 48 45 41 44 45 52 4c 45 | 4e 3b 0a 0a 20 20 20 20 |HEADERLE|N;.. |
|00002ad0| 2f 2a 0a 20 20 20 20 20 | 2a 20 41 63 74 69 6f 6e |/*. |* Action|
|00002ae0| 20 64 65 70 65 6e 64 73 | 20 6f 6e 20 63 6f 64 65 | depends| on code|
|00002af0| 2e 0a 20 20 20 20 20 2a | 2f 0a 20 20 20 20 73 77 |.. *|/. sw|
|00002b00| 69 74 63 68 20 28 63 6f | 64 65 29 20 7b 0a 20 20 |itch (co|de) {. |
|00002b10| 20 20 20 20 63 61 73 65 | 20 43 4f 4e 46 52 45 51 | case| CONFREQ|
|00002b20| 3a 0a 09 46 53 4d 44 45 | 42 55 47 28 28 73 74 64 |:..FSMDE|BUG((std|
|00002b30| 65 72 72 2c 20 22 70 70 | 70 3a 20 66 73 6d 5f 72 |err, "pp|p: fsm_r|
|00002b40| 63 6f 6e 66 72 65 71 28 | 25 78 29 3a 20 52 63 76 |confreq(|%x): Rcv|
|00002b50| 64 20 69 64 20 25 64 2e | 5c 6e 22 2c 0a 09 09 20 |d id %d.|\n",... |
|00002b60| 20 66 2d 3e 70 72 6f 74 | 6f 63 6f 6c 2c 20 69 64 | f->prot|ocol, id|
|00002b70| 29 29 3b 0a 0a 09 69 66 | 20 28 66 2d 3e 73 74 61 |));...if| (f->sta|
|00002b80| 74 65 20 3d 3d 20 54 45 | 52 4d 53 45 4e 54 29 0a |te == TE|RMSENT).|
|00002b90| 09 20 20 20 20 67 6f 74 | 6f 20 66 72 65 65 70 61 |. got|o freepa|
|00002ba0| 63 6b 65 74 3b 0a 09 69 | 66 20 28 66 2d 3e 73 74 |cket;..i|f (f->st|
|00002bb0| 61 74 65 20 3d 3d 20 43 | 4c 4f 53 45 44 29 20 7b |ate == C|LOSED) {|
|00002bc0| 0a 09 20 20 20 20 66 73 | 6d 5f 73 64 61 74 61 28 |.. fs|m_sdata(|
|00002bd0| 66 2c 20 54 45 52 4d 41 | 43 4b 2c 20 69 64 2c 20 |f, TERMA|CK, id, |
|00002be0| 4e 55 4c 4c 2c 20 30 29 | 3b 0a 09 20 20 20 20 67 |NULL, 0)|;.. g|
|00002bf0| 6f 74 6f 20 66 72 65 65 | 70 61 63 6b 65 74 3b 0a |oto free|packet;.|
|00002c00| 09 7d 0a 09 69 66 20 28 | 66 2d 3e 73 74 61 74 65 |.}..if (|f->state|
|00002c10| 20 3d 3d 20 4f 50 45 4e | 20 26 26 0a 09 20 20 20 | == OPEN| &&.. |
|00002c20| 20 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 64 | f->call|backs->d|
|00002c30| 6f 77 6e 29 0a 09 20 20 | 20 20 28 2a 66 2d 3e 63 |own).. | (*f->c|
|00002c40| 61 6c 6c 62 61 63 6b 73 | 2d 3e 64 6f 77 6e 29 28 |allbacks|->down)(|
|00002c50| 66 29 3b 09 2f 2a 20 49 | 6e 66 6f 72 6d 20 75 70 |f);./* I|nform up|
|00002c60| 70 65 72 20 6c 61 79 65 | 72 73 20 2a 2f 0a 09 69 |per laye|rs */..i|
|00002c70| 66 20 28 66 2d 3e 73 74 | 61 74 65 20 3d 3d 20 4f |f (f->st|ate == O|
|00002c80| 50 45 4e 20 7c 7c 0a 09 | 20 20 20 20 66 2d 3e 73 |PEN ||..| f->s|
|00002c90| 74 61 74 65 20 3d 3d 20 | 4c 49 53 54 45 4e 29 20 |tate == |LISTEN) |
|00002ca0| 7b 0a 09 20 20 20 20 2f | 2a 20 58 58 58 20 50 6f |{.. /|* XXX Po|
|00002cb0| 73 73 69 62 6c 79 20 6e | 65 65 64 20 68 6f 6c 64 |ssibly n|eed hold|
|00002cc0| 2d 64 6f 77 6e 20 6f 6e | 20 4f 50 45 4e 3f 20 2a |-down on| OPEN? *|
|00002cd0| 2f 0a 09 20 20 20 20 66 | 73 6d 5f 73 63 6f 6e 66 |/.. f|sm_sconf|
|00002ce0| 72 65 71 28 66 29 3b 09 | 09 2f 2a 20 53 65 6e 64 |req(f);.|./* Send|
|00002cf0| 20 43 6f 6e 66 69 67 75 | 72 65 2d 52 65 71 75 65 | Configu|re-Reque|
|00002d00| 73 74 20 2a 2f 0a 09 20 | 20 20 20 54 49 4d 45 4f |st */.. | TIMEO|
|00002d10| 55 54 28 66 73 6d 5f 74 | 69 6d 65 6f 75 74 2c 20 |UT(fsm_t|imeout, |
|00002d20| 66 2c 20 66 2d 3e 74 69 | 6d 65 6f 75 74 74 69 6d |f, f->ti|meouttim|
|00002d30| 65 29 3b 0a 09 7d 0a 09 | 69 66 20 28 66 2d 3e 63 |e);..}..|if (f->c|
|00002d40| 61 6c 6c 62 61 63 6b 73 | 2d 3e 72 65 71 63 69 29 |allbacks|->reqci)|
|00002d50| 09 2f 2a 20 43 68 65 63 | 6b 20 43 49 20 2a 2f 0a |./* Chec|k CI */.|
|00002d60| 09 20 20 20 20 63 6f 64 | 65 20 3d 20 28 2a 66 2d |. cod|e = (*f-|
|00002d70| 3e 63 61 6c 6c 62 61 63 | 6b 73 2d 3e 72 65 71 63 |>callbac|ks->reqc|
|00002d80| 69 29 28 66 2c 20 69 6e | 70 2c 20 26 6c 65 6e 29 |i)(f, in|p, &len)|
|00002d90| 3b 0a 09 65 6c 73 65 20 | 69 66 20 28 6c 65 6e 29 |;..else |if (len)|
|00002da0| 0a 09 20 20 20 20 63 6f | 64 65 20 3d 20 43 4f 4e |.. co|de = CON|
|00002db0| 46 52 45 4a 3b 09 09 2f | 2a 20 52 65 6a 65 63 74 |FREJ;../|* Reject|
|00002dc0| 20 61 6c 6c 20 43 49 20 | 2a 2f 0a 0a 09 69 6e 70 | all CI |*/...inp|
|00002dd0| 20 3d 20 50 41 43 4b 45 | 54 5f 44 41 54 41 28 69 | = PACKE|T_DATA(i|
|00002de0| 6e 70 61 63 6b 65 74 29 | 3b 09 2f 2a 20 52 65 73 |npacket)|;./* Res|
|00002df0| 65 74 20 74 6f 20 68 65 | 61 64 65 72 20 2a 2f 0a |et to he|ader */.|
|00002e00| 09 50 55 54 43 48 41 52 | 28 63 6f 64 65 2c 20 69 |.PUTCHAR|(code, i|
|00002e10| 6e 70 29 3b 0a 09 50 55 | 54 43 48 41 52 28 69 64 |np);..PU|TCHAR(id|
|00002e20| 2c 20 69 6e 70 29 3b 0a | 09 6c 65 6e 20 2b 3d 20 |, inp);.|.len += |
|00002e30| 48 45 41 44 45 52 4c 45 | 4e 3b 0a 09 50 55 54 53 |HEADERLE|N;..PUTS|
|00002e40| 48 4f 52 54 28 6c 65 6e | 2c 20 69 6e 70 29 3b 0a |HORT(len|, inp);.|
|00002e50| 09 4f 55 54 50 55 54 28 | 66 2d 3e 75 6e 69 74 2c |.OUTPUT(|f->unit,|
|00002e60| 20 69 6e 70 61 63 6b 65 | 74 2c 20 6c 65 6e 2c 20 | inpacke|t, len, |
|00002e70| 66 2d 3e 70 72 6f 74 6f | 63 6f 6c 29 3b 0a 0a 09 |f->proto|col);...|
|00002e80| 69 66 20 28 63 6f 64 65 | 20 3d 3d 20 43 4f 4e 46 |if (code| == CONF|
|00002e90| 41 43 4b 29 20 7b 0a 09 | 20 20 20 20 69 66 20 28 |ACK) {..| if (|
|00002ea0| 66 2d 3e 73 74 61 74 65 | 20 3d 3d 20 41 43 4b 52 |f->state| == ACKR|
|00002eb0| 43 56 44 29 20 7b 0a 09 | 09 55 4e 54 49 4d 45 4f |CVD) {..|.UNTIMEO|
|00002ec0| 55 54 28 66 73 6d 5f 74 | 69 6d 65 6f 75 74 2c 20 |UT(fsm_t|imeout, |
|00002ed0| 66 29 3b 20 2f 2a 20 43 | 61 6e 63 65 6c 20 74 69 |f); /* C|ancel ti|
|00002ee0| 6d 65 6f 75 74 20 2a 2f | 0a 09 09 69 66 20 28 66 |meout */|...if (f|
|00002ef0| 2d 3e 63 61 6c 6c 62 61 | 63 6b 73 2d 3e 75 70 29 |->callba|cks->up)|
|00002f00| 0a 09 09 20 20 20 20 28 | 2a 66 2d 3e 63 61 6c 6c |... (|*f->call|
|00002f10| 62 61 63 6b 73 2d 3e 75 | 70 29 28 66 29 3b 20 2f |backs->u|p)(f); /|
|00002f20| 2a 20 49 6e 66 6f 72 6d | 20 75 70 70 65 72 20 6c |* Inform| upper l|
|00002f30| 61 79 65 72 73 20 2a 2f | 0a 09 09 66 2d 3e 73 74 |ayers */|...f->st|
|00002f40| 61 74 65 20 3d 20 4f 50 | 45 4e 3b 0a 09 20 20 20 |ate = OP|EN;.. |
|00002f50| 20 7d 0a 09 20 20 20 20 | 65 6c 73 65 0a 09 09 66 | }.. |else...f|
|00002f60| 2d 3e 73 74 61 74 65 20 | 3d 20 41 43 4b 53 45 4e |->state |= ACKSEN|
|00002f70| 54 3b 0a 09 7d 0a 09 65 | 6c 73 65 20 7b 0a 09 20 |T;..}..e|lse {.. |
|00002f80| 20 20 20 69 66 20 28 66 | 2d 3e 73 74 61 74 65 20 | if (f|->state |
|00002f90| 21 3d 20 41 43 4b 52 43 | 56 44 29 0a 09 09 66 2d |!= ACKRC|VD)...f-|
|00002fa0| 3e 73 74 61 74 65 20 3d | 20 52 45 51 53 45 4e 54 |>state =| REQSENT|
|00002fb0| 3b 0a 09 7d 0a 09 72 65 | 74 75 72 6e 3b 0a 0a 20 |;..}..re|turn;.. |
|00002fc0| 20 20 20 20 20 63 61 73 | 65 20 43 4f 4e 46 41 43 | cas|e CONFAC|
|00002fd0| 4b 3a 0a 09 66 73 6d 5f | 72 63 6f 6e 66 61 63 6b |K:..fsm_|rconfack|
|00002fe0| 28 66 2c 20 69 6e 70 2c | 20 69 64 2c 20 6c 65 6e |(f, inp,| id, len|
|00002ff0| 29 3b 0a 09 62 72 65 61 | 6b 3b 0a 0a 20 20 20 20 |);..brea|k;.. |
|00003000| 20 20 63 61 73 65 20 43 | 4f 4e 46 4e 41 4b 3a 0a | case C|ONFNAK:.|
|00003010| 09 66 73 6d 5f 72 63 6f | 6e 66 6e 61 6b 28 66 2c |.fsm_rco|nfnak(f,|
|00003020| 20 69 6e 70 2c 20 69 64 | 2c 20 6c 65 6e 29 3b 0a | inp, id|, len);.|
|00003030| 09 62 72 65 61 6b 3b 0a | 0a 20 20 20 20 20 20 63 |.break;.|. c|
|00003040| 61 73 65 20 43 4f 4e 46 | 52 45 4a 3a 0a 09 66 73 |ase CONF|REJ:..fs|
|00003050| 6d 5f 72 63 6f 6e 66 72 | 65 6a 28 66 2c 20 69 6e |m_rconfr|ej(f, in|
|00003060| 70 2c 20 69 64 2c 20 6c | 65 6e 29 3b 0a 09 62 72 |p, id, l|en);..br|
|00003070| 65 61 6b 3b 0a 0a 20 20 | 20 20 20 20 63 61 73 65 |eak;.. | case|
|00003080| 20 54 45 52 4d 52 45 51 | 3a 0a 09 66 73 6d 5f 72 | TERMREQ|:..fsm_r|
|00003090| 74 65 72 6d 72 65 71 28 | 66 2c 20 69 64 29 3b 0a |termreq(|f, id);.|
|000030a0| 09 62 72 65 61 6b 3b 0a | 0a 20 20 20 20 20 20 63 |.break;.|. c|
|000030b0| 61 73 65 20 54 45 52 4d | 41 43 4b 3a 0a 09 66 73 |ase TERM|ACK:..fs|
|000030c0| 6d 5f 72 74 65 72 6d 61 | 63 6b 28 66 29 3b 0a 09 |m_rterma|ck(f);..|
|000030d0| 62 72 65 61 6b 3b 0a 0a | 20 20 20 20 20 20 63 61 |break;..| ca|
|000030e0| 73 65 20 43 4f 44 45 52 | 45 4a 3a 0a 09 66 73 6d |se CODER|EJ:..fsm|
|000030f0| 5f 72 63 6f 64 65 72 65 | 6a 28 66 2c 20 69 6e 70 |_rcodere|j(f, inp|
|00003100| 2c 20 6c 65 6e 29 3b 0a | 09 62 72 65 61 6b 3b 0a |, len);.|.break;.|
|00003110| 0a 20 20 20 20 20 20 63 | 61 73 65 20 50 52 4f 54 |. c|ase PROT|
|00003120| 52 45 4a 3a 0a 09 66 73 | 6d 5f 72 70 72 6f 74 72 |REJ:..fs|m_rprotr|
|00003130| 65 6a 28 66 2c 20 69 6e | 70 2c 20 6c 65 6e 29 3b |ej(f, in|p, len);|
|00003140| 0a 09 62 72 65 61 6b 3b | 0a 0a 20 20 20 20 20 20 |..break;|.. |
|00003150| 63 61 73 65 20 45 43 48 | 4f 52 45 51 3a 0a 09 46 |case ECH|OREQ:..F|
|00003160| 53 4d 44 45 42 55 47 28 | 28 73 74 64 65 72 72 2c |SMDEBUG(|(stderr,|
|00003170| 20 22 70 70 70 3a 20 66 | 73 6d 5f 72 65 63 68 6f | "ppp: f|sm_recho|
|00003180| 72 65 71 28 25 78 29 3a | 20 52 63 76 64 20 69 64 |req(%x):| Rcvd id|
|00003190| 20 25 64 2e 5c 6e 22 2c | 0a 09 09 20 20 66 2d 3e | %d.\n",|... f->|
|000031a0| 70 72 6f 74 6f 63 6f 6c | 2c 20 69 64 29 29 3b 0a |protocol|, id));.|
|000031b0| 0a 09 73 77 69 74 63 68 | 20 28 66 2d 3e 73 74 61 |..switch| (f->sta|
|000031c0| 74 65 29 20 7b 0a 09 20 | 20 63 61 73 65 20 43 4c |te) {.. | case CL|
|000031d0| 4f 53 45 44 3a 0a 09 20 | 20 63 61 73 65 20 4c 49 |OSED:.. | case LI|
|000031e0| 53 54 45 4e 3a 0a 09 20 | 20 20 20 66 73 6d 5f 73 |STEN:.. | fsm_s|
|000031f0| 64 61 74 61 28 66 2c 20 | 54 45 52 4d 41 43 4b 2c |data(f, |TERMACK,|
|00003200| 20 69 64 2c 20 4e 55 4c | 4c 2c 20 30 29 3b 0a 09 | id, NUL|L, 0);..|
|00003210| 20 20 20 20 62 72 65 61 | 6b 3b 0a 0a 09 20 20 63 | brea|k;... c|
|00003220| 61 73 65 20 4f 50 45 4e | 3a 0a 09 20 20 20 20 69 |ase OPEN|:.. i|
|00003230| 6e 70 20 3d 20 50 41 43 | 4b 45 54 5f 44 41 54 41 |np = PAC|KET_DATA|
|00003240| 28 69 6e 70 61 63 6b 65 | 74 29 3b 20 2f 2a 20 52 |(inpacke|t); /* R|
|00003250| 65 73 65 74 20 74 6f 20 | 68 65 61 64 65 72 20 2a |eset to |header *|
|00003260| 2f 0a 09 20 20 20 20 50 | 55 54 43 48 41 52 28 45 |/.. P|UTCHAR(E|
|00003270| 43 48 4f 52 45 50 2c 20 | 69 6e 70 29 3b 0a 09 20 |CHOREP, |inp);.. |
|00003280| 20 20 20 50 55 54 43 48 | 41 52 28 69 64 2c 20 69 | PUTCH|AR(id, i|
|00003290| 6e 70 29 3b 0a 09 20 20 | 20 20 6c 65 6e 20 2b 3d |np);.. | len +=|
|000032a0| 20 48 45 41 44 45 52 4c | 45 4e 3b 0a 09 20 20 20 | HEADERL|EN;.. |
|000032b0| 20 50 55 54 53 48 4f 52 | 54 28 6c 65 6e 2c 20 69 | PUTSHOR|T(len, i|
|000032c0| 6e 70 29 3b 0a 09 20 20 | 20 20 4f 55 54 50 55 54 |np);.. | OUTPUT|
|000032d0| 28 66 2d 3e 75 6e 69 74 | 2c 20 69 6e 70 61 63 6b |(f->unit|, inpack|
|000032e0| 65 74 2c 20 6c 65 6e 2c | 20 66 2d 3e 70 72 6f 74 |et, len,| f->prot|
|000032f0| 6f 63 6f 6c 29 3b 0a 09 | 20 20 20 20 72 65 74 75 |ocol);..| retu|
|00003300| 72 6e 3b 0a 09 7d 0a 09 | 62 72 65 61 6b 3b 0a 0a |rn;..}..|break;..|
|00003310| 20 20 20 20 20 20 63 61 | 73 65 20 45 43 48 4f 52 | ca|se ECHOR|
|00003320| 45 50 3a 0a 20 20 20 20 | 20 20 63 61 73 65 20 44 |EP:. | case D|
|00003330| 49 53 43 52 45 51 3a 0a | 09 2f 2a 20 58 58 58 20 |ISCREQ:.|./* XXX |
|00003340| 44 65 6c 69 76 65 72 20 | 74 6f 20 45 43 48 4f 52 |Deliver |to ECHOR|
|00003350| 45 51 20 73 65 6e 64 65 | 72 3f 20 2a 2f 0a 09 62 |EQ sende|r? */..b|
|00003360| 72 65 61 6b 3b 0a 0a 20 | 20 20 20 20 20 64 65 66 |reak;.. | def|
|00003370| 61 75 6c 74 3a 0a 09 66 | 73 6d 5f 73 64 61 74 61 |ault:..f|sm_sdata|
|00003380| 28 66 2c 20 43 4f 44 45 | 52 45 4a 2c 20 2b 2b 66 |(f, CODE|REJ, ++f|
|00003390| 2d 3e 69 64 2c 20 50 41 | 43 4b 45 54 5f 44 41 54 |->id, PA|CKET_DAT|
|000033a0| 41 28 69 6e 70 61 63 6b | 65 74 29 2c 20 6c 65 6e |A(inpack|et), len|
|000033b0| 20 2b 20 48 45 41 44 45 | 52 4c 45 4e 29 3b 0a 09 | + HEADE|RLEN);..|
|000033c0| 62 72 65 61 6b 3b 0a 20 | 20 20 20 7d 0a 0a 66 72 |break;. | }..fr|
|000033d0| 65 65 70 61 63 6b 65 74 | 3a 0a 20 20 20 20 50 41 |eepacket|:. PA|
|000033e0| 43 4b 45 54 5f 46 52 45 | 45 28 69 6e 70 61 63 6b |CKET_FRE|E(inpack|
|000033f0| 65 74 29 3b 0a 7d 0a 0a | 0a 2f 2a 0a 20 2a 20 66 |et);.}..|./*. * f|
|00003400| 73 6d 5f 72 63 6f 6e 66 | 61 63 6b 20 2d 20 52 65 |sm_rconf|ack - Re|
|00003410| 63 65 69 76 65 20 43 6f | 6e 66 69 67 75 72 65 2d |ceive Co|nfigure-|
|00003420| 41 63 6b 2e 0a 20 2a 2f | 0a 76 6f 69 64 20 66 73 |Ack.. */|.void fs|
|00003430| 6d 5f 72 63 6f 6e 66 61 | 63 6b 28 66 2c 20 69 6e |m_rconfa|ck(f, in|
|00003440| 70 2c 20 69 64 2c 20 6c | 65 6e 29 0a 20 20 20 20 |p, id, l|en). |
|00003450| 66 73 6d 20 2a 66 3b 0a | 20 20 20 20 75 5f 63 68 |fsm *f;.| u_ch|
|00003460| 61 72 20 2a 69 6e 70 3b | 0a 20 20 20 20 75 5f 63 |ar *inp;|. u_c|
|00003470| 68 61 72 20 69 64 3b 0a | 20 20 20 20 69 6e 74 20 |har id;.| int |
|00003480| 6c 65 6e 3b 0a 7b 0a 20 | 20 20 20 46 53 4d 44 45 |len;.{. | FSMDE|
|00003490| 42 55 47 28 28 73 74 64 | 65 72 72 2c 20 22 70 70 |BUG((std|err, "pp|
|000034a0| 70 3a 20 66 73 6d 5f 72 | 63 6f 6e 66 61 63 6b 28 |p: fsm_r|confack(|
|000034b0| 25 78 29 3a 20 52 63 76 | 64 20 69 64 20 25 64 2e |%x): Rcv|d id %d.|
|000034c0| 5c 6e 22 2c 0a 09 20 20 | 20 20 20 20 66 2d 3e 70 |\n",.. | f->p|
|000034d0| 72 6f 74 6f 63 6f 6c 2c | 20 69 64 29 29 3b 0a 0a |rotocol,| id));..|
|000034e0| 20 20 20 20 73 77 69 74 | 63 68 20 28 66 2d 3e 73 | swit|ch (f->s|
|000034f0| 74 61 74 65 29 20 7b 0a | 20 20 20 20 20 20 63 61 |tate) {.| ca|
|00003500| 73 65 20 4c 49 53 54 45 | 4e 3a 0a 20 20 20 20 20 |se LISTE|N:. |
|00003510| 20 63 61 73 65 20 43 4c | 4f 53 45 44 3a 0a 09 66 | case CL|OSED:..f|
|00003520| 73 6d 5f 73 64 61 74 61 | 28 66 2c 20 54 45 52 4d |sm_sdata|(f, TERM|
|00003530| 41 43 4b 2c 20 69 64 2c | 20 4e 55 4c 4c 2c 20 30 |ACK, id,| NULL, 0|
|00003540| 29 3b 0a 09 62 72 65 61 | 6b 3b 0a 0a 20 20 20 20 |);..brea|k;.. |
|00003550| 20 20 63 61 73 65 20 41 | 43 4b 52 43 56 44 3a 0a | case A|CKRCVD:.|
|00003560| 20 20 20 20 20 20 63 61 | 73 65 20 52 45 51 53 45 | ca|se REQSE|
|00003570| 4e 54 3a 0a 09 69 66 20 | 28 69 64 20 21 3d 20 66 |NT:..if |(id != f|
|00003580| 2d 3e 72 65 71 69 64 29 | 09 09 2f 2a 20 45 78 70 |->reqid)|../* Exp|
|00003590| 65 63 74 65 64 20 69 64 | 3f 20 2a 2f 0a 09 20 20 |ected id|? */.. |
|000035a0| 20 20 62 72 65 61 6b 3b | 09 09 09 2f 2a 20 4e 6f | break;|.../* No|
|000035b0| 70 65 2c 20 74 6f 73 73 | 2e 2e 2e 20 2a 2f 0a 09 |pe, toss|... */..|
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|00003630| 6c 73 65 0a 09 20 20 20 | 20 66 2d 3e 73 74 61 74 |lse.. | f->stat|
|00003640| 65 20 3d 20 52 45 51 53 | 45 4e 54 3b 09 09 2f 2a |e = REQS|ENT;../*|
|00003650| 20 57 61 69 74 20 66 6f | 72 20 74 69 6d 65 6f 75 | Wait fo|r timeou|
|00003660| 74 20 74 6f 20 72 65 74 | 72 61 6e 73 6d 69 74 20 |t to ret|ransmit |
|00003670| 2a 2f 0a 09 62 72 65 61 | 6b 3b 0a 0a 20 20 20 20 |*/..brea|k;.. |
|00003680| 20 20 63 61 73 65 20 41 | 43 4b 53 45 4e 54 3a 0a | case A|CKSENT:.|
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|000036a0| 71 69 64 29 09 09 2f 2a | 20 45 78 70 65 63 74 65 |qid)../*| Expecte|
|000036b0| 64 20 69 64 3f 20 2a 2f | 0a 09 20 20 20 20 62 72 |d id? */|.. br|
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|000036e0| 66 2d 3e 63 61 6c 6c 62 | 61 63 6b 73 2d 3e 61 63 |f->callb|acks->ac|
|000036f0| 6b 63 69 20 26 26 0a 09 | 20 20 20 20 28 2a 66 2d |kci &&..| (*f-|
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|00003710| 69 29 28 66 2c 20 69 6e | 70 2c 20 6c 65 6e 29 29 |i)(f, in|p, len))|
|00003720| 20 7b 20 2f 2a 20 47 6f | 6f 64 20 61 63 6b 3f 20 | { /* Go|od ack? |
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|00003740| 54 28 66 73 6d 5f 74 69 | 6d 65 6f 75 74 2c 20 66 |T(fsm_ti|meout, f|
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|00003770| 28 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 75 |(f->call|backs->u|
|00003780| 70 29 0a 09 09 28 2a 66 | 2d 3e 63 61 6c 6c 62 61 |p)...(*f|->callba|
|00003790| 63 6b 73 2d 3e 75 70 29 | 28 66 29 3b 09 2f 2a 20 |cks->up)|(f);./* |
|000037a0| 49 6e 66 6f 72 6d 20 75 | 70 70 65 72 20 6c 61 79 |Inform u|pper lay|
|000037b0| 65 72 73 20 2a 2f 0a 09 | 20 20 20 20 66 2d 3e 73 |ers */..| f->s|
|000037c0| 74 61 74 65 20 3d 20 4f | 50 45 4e 3b 0a 09 7d 0a |tate = O|PEN;..}.|
|000037d0| 09 65 6c 73 65 0a 09 20 | 20 20 20 66 2d 3e 73 74 |.else.. | f->st|
|000037e0| 61 74 65 20 3d 20 52 45 | 51 53 45 4e 54 3b 09 09 |ate = RE|QSENT;..|
|000037f0| 2f 2a 20 57 61 69 74 20 | 66 6f 72 20 74 69 6d 65 |/* Wait |for time|
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|00003810| 74 20 2a 2f 0a 09 62 72 | 65 61 6b 3b 0a 0a 20 20 |t */..br|eak;.. |
|00003820| 20 20 20 20 63 61 73 65 | 20 4f 50 45 4e 3a 0a 09 | case| OPEN:..|
|00003830| 69 66 20 28 66 2d 3e 63 | 61 6c 6c 62 61 63 6b 73 |if (f->c|allbacks|
|00003840| 2d 3e 64 6f 77 6e 29 0a | 09 20 20 20 20 28 2a 66 |->down).|. (*f|
|00003850| 2d 3e 63 61 6c 6c 62 61 | 63 6b 73 2d 3e 64 6f 77 |->callba|cks->dow|
|00003860| 6e 29 28 66 29 3b 09 2f | 2a 20 49 6e 66 6f 72 6d |n)(f);./|* Inform|
|00003870| 20 75 70 70 65 72 20 6c | 61 79 65 72 73 20 2a 2f | upper l|ayers */|
|00003880| 0a 09 66 2d 3e 73 74 61 | 74 65 20 3d 20 43 4c 4f |..f->sta|te = CLO|
|00003890| 53 45 44 3b 09 09 2f 2a | 20 4f 6e 6c 79 20 66 6f |SED;../*| Only fo|
|000038a0| 72 20 61 20 6d 6f 6d 65 | 6e 74 2e 2e 2e 20 2a 2f |r a mome|nt... */|
|000038b0| 0a 09 66 73 6d 5f 61 63 | 74 69 76 65 6f 70 65 6e |..fsm_ac|tiveopen|
|000038c0| 28 66 29 3b 09 09 2f 2a | 20 52 65 73 74 61 72 74 |(f);../*| Restart|
|000038d0| 20 2a 2f 0a 09 62 72 65 | 61 6b 3b 0a 20 20 20 20 | */..bre|ak;. |
|000038e0| 7d 0a 7d 0a 0a 0a 2f 2a | 0a 20 2a 20 66 73 6d 5f |}.}.../*|. * fsm_|
|000038f0| 72 63 6f 6e 66 6e 61 6b | 20 2d 20 52 65 63 65 69 |rconfnak| - Recei|
|00003900| 76 65 20 43 6f 6e 66 69 | 67 75 72 65 2d 4e 61 6b |ve Confi|gure-Nak|
|00003910| 2e 0a 20 2a 2f 0a 76 6f | 69 64 20 66 73 6d 5f 72 |.. */.vo|id fsm_r|
|00003920| 63 6f 6e 66 6e 61 6b 28 | 66 2c 20 69 6e 70 2c 20 |confnak(|f, inp, |
|00003930| 69 64 2c 20 6c 65 6e 29 | 0a 20 20 20 20 66 73 6d |id, len)|. fsm|
|00003940| 20 2a 66 3b 0a 20 20 20 | 20 75 5f 63 68 61 72 20 | *f;. | u_char |
|00003950| 2a 69 6e 70 3b 0a 20 20 | 20 20 75 5f 63 68 61 72 |*inp;. | u_char|
|00003960| 20 69 64 3b 0a 20 20 20 | 20 69 6e 74 20 6c 65 6e | id;. | int len|
|00003970| 3b 0a 7b 0a 20 20 20 20 | 46 53 4d 44 45 42 55 47 |;.{. |FSMDEBUG|
|00003980| 28 28 73 74 64 65 72 72 | 2c 20 22 70 70 70 3a 20 |((stderr|, "ppp: |
|00003990| 66 73 6d 5f 72 63 6f 6e | 66 6e 61 6b 28 25 78 29 |fsm_rcon|fnak(%x)|
|000039a0| 3a 20 52 63 76 64 20 69 | 64 20 25 64 2e 5c 6e 22 |: Rcvd i|d %d.\n"|
|000039b0| 2c 0a 09 20 20 20 20 20 | 20 66 2d 3e 70 72 6f 74 |,.. | f->prot|
|000039c0| 6f 63 6f 6c 2c 20 69 64 | 29 29 3b 0a 0a 20 20 20 |ocol, id|));.. |
|000039d0| 20 73 77 69 74 63 68 20 | 28 66 2d 3e 73 74 61 74 | switch |(f->stat|
|000039e0| 65 29 20 7b 0a 20 20 20 | 20 20 20 63 61 73 65 20 |e) {. | case |
|000039f0| 4c 49 53 54 45 4e 3a 0a | 20 20 20 20 20 20 63 61 |LISTEN:.| ca|
|00003a00| 73 65 20 43 4c 4f 53 45 | 44 3a 0a 09 66 73 6d 5f |se CLOSE|D:..fsm_|
|00003a10| 73 64 61 74 61 28 66 2c | 20 54 45 52 4d 41 43 4b |sdata(f,| TERMACK|
|00003a20| 2c 20 69 64 2c 20 4e 55 | 4c 4c 2c 20 30 29 3b 0a |, id, NU|LL, 0);.|
|00003a30| 09 62 72 65 61 6b 3b 0a | 0a 20 20 20 20 20 20 63 |.break;.|. c|
|00003a40| 61 73 65 20 52 45 51 53 | 45 4e 54 3a 0a 20 20 20 |ase REQS|ENT:. |
|00003a50| 20 20 20 63 61 73 65 20 | 41 43 4b 53 45 4e 54 3a | case |ACKSENT:|
|00003a60| 0a 09 69 66 20 28 69 64 | 20 21 3d 20 66 2d 3e 72 |..if (id| != f->r|
|00003a70| 65 71 69 64 29 09 09 2f | 2a 20 45 78 70 65 63 74 |eqid)../|* Expect|
|00003a80| 65 64 20 69 64 3f 20 2a | 2f 0a 09 20 20 20 20 62 |ed id? *|/.. b|
|00003a90| 72 65 61 6b 3b 09 09 09 | 2f 2a 20 4e 6f 70 65 2c |reak;...|/* Nope,|
|00003aa0| 20 74 6f 73 73 2e 2e 2e | 20 2a 2f 0a 09 69 66 20 | toss...| */..if |
|00003ab0| 28 2b 2b 66 2d 3e 6e 61 | 6b 6c 6f 6f 70 73 20 3e |(++f->na|kloops >|
|00003ac0| 20 66 2d 3e 6d 61 78 6e | 61 6b 6c 6f 6f 70 73 29 | f->maxn|akloops)|
|00003ad0| 20 7b 0a 09 20 20 20 20 | 46 53 4d 44 45 42 55 47 | {.. |FSMDEBUG|
|00003ae0| 28 28 73 74 64 65 72 72 | 2c 0a 09 09 20 20 20 20 |((stderr|,... |
|00003af0| 20 20 22 70 70 70 3a 20 | 66 73 6d 5f 72 63 6f 6e | "ppp: |fsm_rcon|
|00003b00| 66 6e 61 6b 28 25 78 29 | 3a 20 50 6f 73 73 69 62 |fnak(%x)|: Possib|
|00003b10| 6c 65 20 43 4f 4e 46 4e | 41 4b 20 6c 6f 6f 70 21 |le CONFN|AK loop!|
|00003b20| 5c 6e 22 2c 0a 09 09 20 | 20 20 20 20 20 66 2d 3e |\n",... | f->|
|00003b30| 70 72 6f 74 6f 63 6f 6c | 29 29 3b 0a 09 20 20 20 |protocol|));.. |
|00003b40| 20 62 72 65 61 6b 3b 09 | 09 09 2f 2a 20 42 72 65 | break;.|../* Bre|
|00003b50| 61 6b 20 74 68 65 20 6c | 6f 6f 70 20 2a 2f 0a 09 |ak the l|oop */..|
|00003b60| 7d 0a 09 55 4e 54 49 4d | 45 4f 55 54 28 66 73 6d |}..UNTIM|EOUT(fsm|
|00003b70| 5f 74 69 6d 65 6f 75 74 | 2c 20 66 29 3b 09 2f 2a |_timeout|, f);./*|
|00003b80| 20 43 61 6e 63 65 6c 20 | 74 69 6d 65 6f 75 74 20 | Cancel |timeout |
|00003b90| 2a 2f 0a 09 69 66 20 28 | 66 2d 3e 63 61 6c 6c 62 |*/..if (|f->callb|
|00003ba0| 61 63 6b 73 2d 3e 6e 61 | 6b 63 69 29 0a 09 20 20 |acks->na|kci).. |
|00003bb0| 20 20 28 2a 66 2d 3e 63 | 61 6c 6c 62 61 63 6b 73 | (*f->c|allbacks|
|00003bc0| 2d 3e 6e 61 6b 63 69 29 | 28 66 2c 20 69 6e 70 2c |->nakci)|(f, inp,|
|00003bd0| 20 6c 65 6e 29 3b 0a 09 | 66 73 6d 5f 73 63 6f 6e | len);..|fsm_scon|
|00003be0| 66 72 65 71 28 66 29 3b | 09 09 2f 2a 20 53 65 6e |freq(f);|../* Sen|
|00003bf0| 64 20 43 6f 6e 66 69 67 | 75 72 65 2d 52 65 71 75 |d Config|ure-Requ|
|00003c00| 65 73 74 20 2a 2f 0a 09 | 54 49 4d 45 4f 55 54 28 |est */..|TIMEOUT(|
|00003c10| 66 73 6d 5f 74 69 6d 65 | 6f 75 74 2c 20 66 2c 20 |fsm_time|out, f, |
|00003c20| 66 2d 3e 74 69 6d 65 6f | 75 74 74 69 6d 65 29 3b |f->timeo|uttime);|
|00003c30| 0a 09 2b 2b 66 2d 3e 72 | 65 74 72 61 6e 73 6d 69 |..++f->r|etransmi|
|00003c40| 74 73 3b 0a 09 62 72 65 | 61 6b 3b 0a 0a 20 20 20 |ts;..bre|ak;.. |
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|00003c60| 0a 09 66 2d 3e 73 74 61 | 74 65 20 3d 20 52 45 51 |..f->sta|te = REQ|
|00003c70| 53 45 4e 54 3b 09 09 2f | 2a 20 57 61 69 74 20 66 |SENT;../|* Wait f|
|00003c80| 6f 72 20 74 69 6d 65 6f | 75 74 20 74 6f 20 72 65 |or timeo|ut to re|
|00003c90| 74 72 61 6e 73 6d 69 74 | 20 2a 2f 0a 09 62 72 65 |transmit| */..bre|
|00003ca0| 61 6b 3b 0a 0a 20 20 20 | 20 20 20 63 61 73 65 20 |ak;.. | case |
|00003cb0| 4f 50 45 4e 3a 0a 09 69 | 66 20 28 66 2d 3e 63 61 |OPEN:..i|f (f->ca|
|00003cc0| 6c 6c 62 61 63 6b 73 2d | 3e 64 6f 77 6e 29 0a 09 |llbacks-|>down)..|
|00003cd0| 20 20 20 20 28 2a 66 2d | 3e 63 61 6c 6c 62 61 63 | (*f-|>callbac|
|00003ce0| 6b 73 2d 3e 64 6f 77 6e | 29 28 66 29 3b 09 2f 2a |ks->down|)(f);./*|
|00003cf0| 20 49 6e 66 6f 72 6d 20 | 75 70 70 65 72 20 6c 61 | Inform |upper la|
|00003d00| 79 65 72 73 20 2a 2f 0a | 09 66 2d 3e 73 74 61 74 |yers */.|.f->stat|
|00003d10| 65 20 3d 20 43 4c 4f 53 | 45 44 3b 09 09 2f 2a 20 |e = CLOS|ED;../* |
|00003d20| 4f 6e 6c 79 20 66 6f 72 | 20 61 20 6d 6f 6d 65 6e |Only for| a momen|
|00003d30| 74 2e 2e 2e 20 2a 2f 0a | 09 66 73 6d 5f 61 63 74 |t... */.|.fsm_act|
|00003d40| 69 76 65 6f 70 65 6e 28 | 66 29 3b 09 09 2f 2a 20 |iveopen(|f);../* |
|00003d50| 52 65 73 74 61 72 74 20 | 2a 2f 0a 09 62 72 65 61 |Restart |*/..brea|
|00003d60| 6b 3b 0a 20 20 20 20 7d | 0a 7d 0a 0a 0a 2f 2a 0a |k;. }|.}.../*.|
|00003d70| 20 2a 20 66 73 6d 5f 72 | 63 6f 6e 66 72 65 6a 20 | * fsm_r|confrej |
|00003d80| 2d 20 52 65 63 65 69 76 | 65 20 43 6f 6e 66 69 67 |- Receiv|e Config|
|00003d90| 75 72 65 2d 52 65 6a 2e | 0a 20 2a 2f 0a 76 6f 69 |ure-Rej.|. */.voi|
|00003da0| 64 20 66 73 6d 5f 72 63 | 6f 6e 66 72 65 6a 28 66 |d fsm_rc|onfrej(f|
|00003db0| 2c 20 69 6e 70 2c 20 69 | 64 2c 20 6c 65 6e 29 0a |, inp, i|d, len).|
|00003dc0| 20 20 20 20 66 73 6d 20 | 2a 66 3b 0a 20 20 20 20 | fsm |*f;. |
|00003dd0| 75 5f 63 68 61 72 20 2a | 69 6e 70 3b 0a 20 20 20 |u_char *|inp;. |
|00003de0| 20 75 5f 63 68 61 72 20 | 69 64 3b 0a 20 20 20 20 | u_char |id;. |
|00003df0| 69 6e 74 20 6c 65 6e 3b | 0a 7b 0a 20 20 20 20 46 |int len;|.{. F|
|00003e00| 53 4d 44 45 42 55 47 28 | 28 73 74 64 65 72 72 2c |SMDEBUG(|(stderr,|
|00003e10| 20 22 70 70 70 3a 20 66 | 73 6d 5f 72 63 6f 6e 66 | "ppp: f|sm_rconf|
|00003e20| 72 65 6a 28 25 78 29 3a | 20 52 63 76 64 20 69 64 |rej(%x):| Rcvd id|
|00003e30| 20 25 64 2e 5c 6e 22 2c | 0a 09 20 20 20 20 20 20 | %d.\n",|.. |
|00003e40| 66 2d 3e 70 72 6f 74 6f | 63 6f 6c 2c 20 69 64 29 |f->proto|col, id)|
|00003e50| 29 3b 0a 0a 20 20 20 20 | 73 77 69 74 63 68 20 28 |);.. |switch (|
|00003e60| 66 2d 3e 73 74 61 74 65 | 29 20 7b 0a 20 20 20 20 |f->state|) {. |
|00003e70| 20 20 63 61 73 65 20 4c | 49 53 54 45 4e 3a 0a 20 | case L|ISTEN:. |
|00003e80| 20 20 20 20 20 63 61 73 | 65 20 43 4c 4f 53 45 44 | cas|e CLOSED|
|00003e90| 3a 0a 09 66 73 6d 5f 73 | 64 61 74 61 28 66 2c 20 |:..fsm_s|data(f, |
|00003ea0| 54 45 52 4d 41 43 4b 2c | 20 69 64 2c 20 4e 55 4c |TERMACK,| id, NUL|
|00003eb0| 4c 2c 20 30 29 3b 0a 09 | 62 72 65 61 6b 3b 0a 0a |L, 0);..|break;..|
|00003ec0| 20 20 20 20 20 20 63 61 | 73 65 20 52 45 51 53 45 | ca|se REQSE|
|00003ed0| 4e 54 3a 0a 20 20 20 20 | 20 20 63 61 73 65 20 41 |NT:. | case A|
|00003ee0| 43 4b 53 45 4e 54 3a 0a | 09 69 66 20 28 69 64 20 |CKSENT:.|.if (id |
|00003ef0| 21 3d 20 66 2d 3e 72 65 | 71 69 64 29 09 09 2f 2a |!= f->re|qid)../*|
|00003f00| 20 45 78 70 65 63 74 65 | 64 20 69 64 3f 20 2a 2f | Expecte|d id? */|
|00003f10| 0a 09 20 20 20 20 62 72 | 65 61 6b 3b 09 09 09 2f |.. br|eak;.../|
|00003f20| 2a 20 4e 6f 70 65 2c 20 | 74 6f 73 73 2e 2e 2e 20 |* Nope, |toss... |
|00003f30| 2a 2f 0a 09 69 66 20 28 | 2b 2b 66 2d 3e 6e 61 6b |*/..if (|++f->nak|
|00003f40| 6c 6f 6f 70 73 20 3e 20 | 66 2d 3e 6d 61 78 6e 61 |loops > |f->maxna|
|00003f50| 6b 6c 6f 6f 70 73 29 0a | 09 20 20 20 20 62 72 65 |kloops).|. bre|
|00003f60| 61 6b 3b 09 09 09 2f 2a | 20 42 72 65 61 6b 20 74 |ak;.../*| Break t|
|00003f70| 68 65 20 6c 6f 6f 70 20 | 2a 2f 0a 09 55 4e 54 49 |he loop |*/..UNTI|
|00003f80| 4d 45 4f 55 54 28 66 73 | 6d 5f 74 69 6d 65 6f 75 |MEOUT(fs|m_timeou|
|00003f90| 74 2c 20 66 29 3b 09 2f | 2a 20 43 61 6e 63 65 6c |t, f);./|* Cancel|
|00003fa0| 20 74 69 6d 65 6f 75 74 | 20 2a 2f 0a 09 69 66 20 | timeout| */..if |
|00003fb0| 28 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 72 |(f->call|backs->r|
|00003fc0| 65 6a 63 69 29 0a 09 20 | 20 20 20 28 2a 66 2d 3e |ejci).. | (*f->|
|00003fd0| 63 61 6c 6c 62 61 63 6b | 73 2d 3e 72 65 6a 63 69 |callback|s->rejci|
|00003fe0| 29 28 66 2c 20 69 6e 70 | 2c 20 6c 65 6e 29 3b 0a |)(f, inp|, len);.|
|00003ff0| 09 66 73 6d 5f 73 63 6f | 6e 66 72 65 71 28 66 29 |.fsm_sco|nfreq(f)|
|00004000| 3b 09 09 2f 2a 20 53 65 | 6e 64 20 43 6f 6e 66 69 |;../* Se|nd Confi|
|00004010| 67 75 72 65 2d 52 65 71 | 75 65 73 74 20 2a 2f 0a |gure-Req|uest */.|
|00004020| 09 54 49 4d 45 4f 55 54 | 28 66 73 6d 5f 74 69 6d |.TIMEOUT|(fsm_tim|
|00004030| 65 6f 75 74 2c 20 66 2c | 20 66 2d 3e 74 69 6d 65 |eout, f,| f->time|
|00004040| 6f 75 74 74 69 6d 65 29 | 3b 0a 09 2b 2b 66 2d 3e |outtime)|;..++f->|
|00004050| 72 65 74 72 61 6e 73 6d | 69 74 73 3b 0a 09 62 72 |retransm|its;..br|
|00004060| 65 61 6b 3b 0a 0a 20 20 | 20 20 20 20 63 61 73 65 |eak;.. | case|
|00004070| 20 41 43 4b 52 43 56 44 | 3a 0a 09 66 2d 3e 73 74 | ACKRCVD|:..f->st|
|00004080| 61 74 65 20 3d 20 52 45 | 51 53 45 4e 54 3b 09 09 |ate = RE|QSENT;..|
|00004090| 2f 2a 20 57 61 69 74 20 | 66 6f 72 20 74 69 6d 65 |/* Wait |for time|
|000040a0| 6f 75 74 20 74 6f 20 72 | 65 74 72 61 6e 73 6d 69 |out to r|etransmi|
|000040b0| 74 20 2a 2f 0a 09 62 72 | 65 61 6b 3b 0a 0a 20 20 |t */..br|eak;.. |
|000040c0| 20 20 20 20 63 61 73 65 | 20 4f 50 45 4e 3a 0a 09 | case| OPEN:..|
|000040d0| 66 2d 3e 73 74 61 74 65 | 20 3d 20 43 4c 4f 53 45 |f->state| = CLOSE|
|000040e0| 44 3b 09 09 2f 2a 20 4f | 6e 6c 79 20 66 6f 72 20 |D;../* O|nly for |
|000040f0| 61 20 6d 6f 6d 65 6e 74 | 2e 2e 2e 20 2a 2f 0a 09 |a moment|... */..|
|00004100| 66 73 6d 5f 61 63 74 69 | 76 65 6f 70 65 6e 28 66 |fsm_acti|veopen(f|
|00004110| 29 3b 09 09 2f 2a 20 52 | 65 73 74 61 72 74 20 2a |);../* R|estart *|
|00004120| 2f 0a 09 62 72 65 61 6b | 3b 0a 20 20 20 20 7d 0a |/..break|;. }.|
|00004130| 7d 0a 0a 0a 2f 2a 0a 20 | 2a 20 66 73 6d 5f 72 74 |}.../*. |* fsm_rt|
|00004140| 65 72 6d 72 65 71 20 2d | 20 52 65 63 65 69 76 65 |ermreq -| Receive|
|00004150| 20 54 65 72 6d 69 6e 61 | 74 65 2d 52 65 71 2e 0a | Termina|te-Req..|
|00004160| 20 2a 2f 0a 76 6f 69 64 | 20 66 73 6d 5f 72 74 65 | */.void| fsm_rte|
|00004170| 72 6d 72 65 71 28 66 2c | 20 69 64 29 0a 20 20 20 |rmreq(f,| id). |
|00004180| 20 66 73 6d 20 2a 66 3b | 0a 20 20 20 20 75 5f 63 | fsm *f;|. u_c|
|00004190| 68 61 72 20 69 64 3b 0a | 7b 0a 20 20 20 20 46 53 |har id;.|{. FS|
|000041a0| 4d 44 45 42 55 47 28 28 | 73 74 64 65 72 72 2c 20 |MDEBUG((|stderr, |
|000041b0| 22 70 70 70 3a 20 66 73 | 6d 5f 72 74 65 72 6d 72 |"ppp: fs|m_rtermr|
|000041c0| 65 71 28 25 78 29 3a 20 | 52 63 76 64 20 69 64 20 |eq(%x): |Rcvd id |
|000041d0| 25 64 2e 5c 6e 22 2c 0a | 09 20 20 20 20 20 20 66 |%d.\n",.|. f|
|000041e0| 2d 3e 70 72 6f 74 6f 63 | 6f 6c 2c 20 69 64 29 29 |->protoc|ol, id))|
|000041f0| 3b 0a 0a 20 20 20 20 66 | 73 6d 5f 73 64 61 74 61 |;.. f|sm_sdata|
|00004200| 28 66 2c 20 54 45 52 4d | 41 43 4b 2c 20 69 64 2c |(f, TERM|ACK, id,|
|00004210| 20 4e 55 4c 4c 2c 20 30 | 29 3b 0a 20 20 20 20 73 | NULL, 0|);. s|
|00004220| 77 69 74 63 68 20 28 66 | 2d 3e 73 74 61 74 65 29 |witch (f|->state)|
|00004230| 20 7b 0a 20 20 20 20 20 | 20 63 61 73 65 20 41 43 | {. | case AC|
|00004240| 4b 52 43 56 44 3a 0a 20 | 20 20 20 20 20 63 61 73 |KRCVD:. | cas|
|00004250| 65 20 41 43 4b 53 45 4e | 54 3a 0a 09 66 2d 3e 73 |e ACKSEN|T:..f->s|
|00004260| 74 61 74 65 20 3d 20 52 | 45 51 53 45 4e 54 3b 09 |tate = R|EQSENT;.|
|00004270| 09 2f 2a 20 53 74 61 72 | 74 20 6f 76 65 72 20 62 |./* Star|t over b|
|00004280| 75 74 20 6b 65 65 70 20 | 74 72 79 69 6e 67 20 2a |ut keep |trying *|
|00004290| 2f 0a 09 62 72 65 61 6b | 3b 0a 0a 20 20 20 20 20 |/..break|;.. |
|000042a0| 20 63 61 73 65 20 4f 50 | 45 4e 3a 0a 09 69 66 20 | case OP|EN:..if |
|000042b0| 28 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 64 |(f->call|backs->d|
|000042c0| 6f 77 6e 29 0a 09 20 20 | 20 20 28 2a 66 2d 3e 63 |own).. | (*f->c|
|000042d0| 61 6c 6c 62 61 63 6b 73 | 2d 3e 64 6f 77 6e 29 28 |allbacks|->down)(|
|000042e0| 66 29 3b 09 2f 2a 20 49 | 6e 66 6f 72 6d 20 75 70 |f);./* I|nform up|
|000042f0| 70 65 72 20 6c 61 79 65 | 72 73 20 2a 2f 0a 09 66 |per laye|rs */..f|
|00004300| 2d 3e 73 74 61 74 65 20 | 3d 20 43 4c 4f 53 45 44 |->state |= CLOSED|
|00004310| 3b 0a 09 69 66 20 28 66 | 2d 3e 63 61 6c 6c 62 61 |;..if (f|->callba|
|00004320| 63 6b 73 2d 3e 63 6c 6f | 73 65 64 29 0a 09 20 20 |cks->clo|sed).. |
|00004330| 20 20 28 2a 66 2d 3e 63 | 61 6c 6c 62 61 63 6b 73 | (*f->c|allbacks|
|00004340| 2d 3e 63 6c 6f 73 65 64 | 29 28 66 29 3b 09 2f 2a |->closed|)(f);./*|
|00004350| 20 45 78 69 74 2f 72 65 | 73 74 61 72 74 2f 65 74 | Exit/re|start/et|
|00004360| 63 2e 20 2a 2f 0a 09 62 | 72 65 61 6b 3b 0a 20 20 |c. */..b|reak;. |
|00004370| 20 20 7d 0a 7d 0a 0a 0a | 2f 2a 0a 20 2a 20 66 73 | }.}...|/*. * fs|
|00004380| 6d 5f 72 74 65 72 6d 61 | 63 6b 20 2d 20 52 65 63 |m_rterma|ck - Rec|
|00004390| 65 69 76 65 20 54 65 72 | 6d 69 6e 61 74 65 2d 41 |eive Ter|minate-A|
|000043a0| 63 6b 2e 0a 20 2a 2f 0a | 76 6f 69 64 20 66 73 6d |ck.. */.|void fsm|
|000043b0| 5f 72 74 65 72 6d 61 63 | 6b 28 66 29 0a 20 20 20 |_rtermac|k(f). |
|000043c0| 20 66 73 6d 20 2a 66 3b | 0a 7b 0a 20 20 20 20 46 | fsm *f;|.{. F|
|000043d0| 53 4d 44 45 42 55 47 28 | 28 73 74 64 65 72 72 2c |SMDEBUG(|(stderr,|
|000043e0| 20 22 70 70 70 3a 20 66 | 73 6d 5f 72 74 65 72 6d | "ppp: f|sm_rterm|
|000043f0| 61 63 6b 28 25 78 29 2e | 5c 6e 22 2c 20 66 2d 3e |ack(%x).|\n", f->|
|00004400| 70 72 6f 74 6f 63 6f 6c | 29 29 3b 0a 0a 20 20 20 |protocol|));.. |
|00004410| 20 73 77 69 74 63 68 20 | 28 66 2d 3e 73 74 61 74 | switch |(f->stat|
|00004420| 65 29 20 7b 0a 20 20 20 | 20 20 20 63 61 73 65 20 |e) {. | case |
|00004430| 4f 50 45 4e 3a 0a 09 69 | 66 20 28 66 2d 3e 63 61 |OPEN:..i|f (f->ca|
|00004440| 6c 6c 62 61 63 6b 73 2d | 3e 64 6f 77 6e 29 0a 09 |llbacks-|>down)..|
|00004450| 20 20 20 20 28 2a 66 2d | 3e 63 61 6c 6c 62 61 63 | (*f-|>callbac|
|00004460| 6b 73 2d 3e 64 6f 77 6e | 29 28 66 29 3b 09 2f 2a |ks->down|)(f);./*|
|00004470| 20 49 6e 66 6f 72 6d 20 | 75 70 70 65 72 20 6c 61 | Inform |upper la|
|00004480| 79 65 72 73 20 2a 2f 0a | 09 66 2d 3e 73 74 61 74 |yers */.|.f->stat|
|00004490| 65 20 3d 20 43 4c 4f 53 | 45 44 3b 0a 09 69 66 20 |e = CLOS|ED;..if |
|000044a0| 28 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 63 |(f->call|backs->c|
|000044b0| 6c 6f 73 65 64 29 0a 09 | 20 20 20 20 28 2a 66 2d |losed)..| (*f-|
|000044c0| 3e 63 61 6c 6c 62 61 63 | 6b 73 2d 3e 63 6c 6f 73 |>callbac|ks->clos|
|000044d0| 65 64 29 28 66 29 3b 09 | 2f 2a 20 45 78 69 74 2f |ed)(f);.|/* Exit/|
|000044e0| 72 65 73 74 61 72 74 2f | 65 74 63 2e 20 2a 2f 0a |restart/|etc. */.|
|000044f0| 09 62 72 65 61 6b 3b 0a | 0a 20 20 20 20 20 20 63 |.break;.|. c|
|00004500| 61 73 65 20 54 45 52 4d | 53 45 4e 54 3a 0a 09 55 |ase TERM|SENT:..U|
|00004510| 4e 54 49 4d 45 4f 55 54 | 28 66 73 6d 5f 74 69 6d |NTIMEOUT|(fsm_tim|
|00004520| 65 6f 75 74 2c 20 66 29 | 3b 09 2f 2a 20 43 61 6e |eout, f)|;./* Can|
|00004530| 63 65 6c 20 74 69 6d 65 | 6f 75 74 20 2a 2f 0a 09 |cel time|out */..|
|00004540| 66 2d 3e 73 74 61 74 65 | 20 3d 20 43 4c 4f 53 45 |f->state| = CLOSE|
|00004550| 44 3b 0a 09 69 66 20 28 | 66 2d 3e 63 61 6c 6c 62 |D;..if (|f->callb|
|00004560| 61 63 6b 73 2d 3e 63 6c | 6f 73 65 64 29 0a 09 20 |acks->cl|osed).. |
|00004570| 20 20 20 28 2a 66 2d 3e | 63 61 6c 6c 62 61 63 6b | (*f->|callback|
|00004580| 73 2d 3e 63 6c 6f 73 65 | 64 29 28 66 29 3b 09 2f |s->close|d)(f);./|
|00004590| 2a 20 45 78 69 74 2f 72 | 65 73 74 61 72 74 2f 65 |* Exit/r|estart/e|
|000045a0| 74 63 2e 20 2a 2f 0a 09 | 62 72 65 61 6b 3b 0a 20 |tc. */..|break;. |
|000045b0| 20 20 20 7d 0a 7d 0a 0a | 0a 2f 2a 0a 20 2a 20 66 | }.}..|./*. * f|
|000045c0| 73 6d 5f 72 63 6f 64 65 | 72 65 6a 20 2d 20 52 65 |sm_rcode|rej - Re|
|000045d0| 63 65 69 76 65 20 61 6e | 20 43 6f 64 65 2d 52 65 |ceive an| Code-Re|
|000045e0| 6a 65 63 74 2e 0a 20 2a | 2f 0a 76 6f 69 64 20 66 |ject.. *|/.void f|
|000045f0| 73 6d 5f 72 63 6f 64 65 | 72 65 6a 28 66 2c 20 69 |sm_rcode|rej(f, i|
|00004600| 6e 70 2c 20 6c 65 6e 29 | 0a 20 20 20 20 66 73 6d |np, len)|. fsm|
|00004610| 20 2a 66 3b 0a 20 20 20 | 20 75 5f 63 68 61 72 20 | *f;. | u_char |
|00004620| 2a 69 6e 70 3b 0a 20 20 | 20 20 69 6e 74 20 6c 65 |*inp;. | int le|
|00004630| 6e 3b 0a 7b 0a 20 20 20 | 20 75 5f 63 68 61 72 20 |n;.{. | u_char |
|00004640| 63 6f 64 65 3b 0a 0a 20 | 20 20 20 46 53 4d 44 45 |code;.. | FSMDE|
|00004650| 42 55 47 28 28 73 74 64 | 65 72 72 2c 20 22 70 70 |BUG((std|err, "pp|
|00004660| 70 3a 20 66 73 6d 5f 72 | 63 6f 64 65 72 65 6a 28 |p: fsm_r|coderej(|
|00004670| 25 78 29 2e 5c 6e 22 2c | 20 66 2d 3e 70 72 6f 74 |%x).\n",| f->prot|
|00004680| 6f 63 6f 6c 29 29 3b 0a | 0a 20 20 20 20 69 66 20 |ocol));.|. if |
|00004690| 28 6c 65 6e 20 3c 20 73 | 69 7a 65 6f 66 20 28 75 |(len < s|izeof (u|
|000046a0| 5f 63 68 61 72 29 29 20 | 7b 0a 09 46 53 4d 44 45 |_char)) |{..FSMDE|
|000046b0| 42 55 47 28 28 73 74 64 | 65 72 72 2c 0a 09 09 20 |BUG((std|err,... |
|000046c0| 20 22 70 70 70 3a 20 66 | 73 6d 5f 72 63 6f 64 65 | "ppp: f|sm_rcode|
|000046d0| 72 65 6a 3a 20 52 63 76 | 64 20 73 68 6f 72 74 20 |rej: Rcv|d short |
|000046e0| 43 6f 64 65 2d 52 65 6a | 65 63 74 20 70 61 63 6b |Code-Rej|ect pack|
|000046f0| 65 74 21 5c 6e 22 29 29 | 3b 0a 09 72 65 74 75 72 |et!\n"))|;..retur|
|00004700| 6e 3b 0a 20 20 20 20 7d | 0a 20 20 20 20 47 45 54 |n;. }|. GET|
|00004710| 43 48 41 52 28 63 6f 64 | 65 2c 20 69 6e 70 29 3b |CHAR(cod|e, inp);|
|00004720| 0a 20 20 20 20 46 53 4d | 44 45 42 55 47 28 28 73 |. FSM|DEBUG((s|
|00004730| 74 64 65 72 72 2c 0a 09 | 20 20 20 20 20 20 22 70 |tderr,..| "p|
|00004740| 70 70 3a 20 66 73 6d 5f | 72 63 6f 64 65 72 65 6a |pp: fsm_|rcoderej|
|00004750| 3a 20 52 63 76 64 20 43 | 6f 64 65 2d 52 65 6a 65 |: Rcvd C|ode-Reje|
|00004760| 63 74 20 66 6f 72 20 63 | 6f 64 65 20 25 64 21 5c |ct for c|ode %d!\|
|00004770| 6e 22 2c 0a 09 20 20 20 | 20 20 20 63 6f 64 65 29 |n",.. | code)|
|00004780| 29 3b 0a 7d 0a 0a 0a 2f | 2a 0a 20 2a 20 66 73 6d |);.}.../|*. * fsm|
|00004790| 5f 72 70 72 6f 74 72 65 | 6a 20 2d 20 52 65 63 65 |_rprotre|j - Rece|
|000047a0| 69 76 65 20 61 6e 20 50 | 72 6f 74 6f 63 6f 6c 2d |ive an P|rotocol-|
|000047b0| 52 65 6a 65 63 74 2e 0a | 20 2a 0a 20 2a 20 46 69 |Reject..| *. * Fi|
|000047c0| 67 75 72 65 20 6f 75 74 | 20 77 68 69 63 68 20 70 |gure out| which p|
|000047d0| 72 6f 74 6f 63 6f 6c 20 | 69 73 20 72 65 6a 65 63 |rotocol |is rejec|
|000047e0| 74 65 64 20 61 6e 64 20 | 69 6e 66 6f 72 6d 20 69 |ted and |inform i|
|000047f0| 74 2e 0a 20 2a 2f 0a 76 | 6f 69 64 20 66 73 6d 5f |t.. */.v|oid fsm_|
|00004800| 72 70 72 6f 74 72 65 6a | 28 66 2c 20 69 6e 70 2c |rprotrej|(f, inp,|
|00004810| 20 6c 65 6e 29 0a 20 20 | 20 20 66 73 6d 20 2a 66 | len). | fsm *f|
|00004820| 3b 0a 20 20 20 20 75 5f | 63 68 61 72 20 2a 69 6e |;. u_|char *in|
|00004830| 70 3b 0a 20 20 20 20 69 | 6e 74 20 6c 65 6e 3b 0a |p;. i|nt len;.|
|00004840| 7b 0a 20 20 20 20 75 5f | 73 68 6f 72 74 20 70 72 |{. u_|short pr|
|00004850| 6f 74 3b 0a 0a 20 20 20 | 20 46 53 4d 44 45 42 55 |ot;.. | FSMDEBU|
|00004860| 47 28 28 73 74 64 65 72 | 72 2c 20 22 70 70 70 3a |G((stder|r, "ppp:|
|00004870| 20 66 73 6d 5f 72 70 72 | 6f 74 72 65 6a 2e 5c 6e | fsm_rpr|otrej.\n|
|00004880| 22 29 29 3b 0a 0a 20 20 | 20 20 69 66 20 28 6c 65 |"));.. | if (le|
|00004890| 6e 20 3c 20 73 69 7a 65 | 6f 66 20 28 75 5f 73 68 |n < size|of (u_sh|
|000048a0| 6f 72 74 29 29 20 7b 0a | 09 46 53 4d 44 45 42 55 |ort)) {.|.FSMDEBU|
|000048b0| 47 28 28 73 74 64 65 72 | 72 2c 0a 09 09 20 20 22 |G((stder|r,... "|
|000048c0| 70 70 70 3a 20 66 73 6d | 5f 72 70 72 6f 74 72 65 |ppp: fsm|_rprotre|
|000048d0| 6a 3a 20 52 63 76 64 20 | 73 68 6f 72 74 20 50 72 |j: Rcvd |short Pr|
|000048e0| 6f 74 6f 63 6f 6c 2d 52 | 65 6a 65 63 74 20 70 61 |otocol-R|eject pa|
|000048f0| 63 6b 65 74 21 5c 6e 22 | 29 29 3b 0a 09 72 65 74 |cket!\n"|));..ret|
|00004900| 75 72 6e 3b 0a 20 20 20 | 20 7d 0a 20 20 20 20 69 |urn;. | }. i|
|00004910| 66 20 28 66 2d 3e 70 72 | 6f 74 6f 63 6f 6c 20 21 |f (f->pr|otocol !|
|00004920| 3d 20 4c 43 50 29 20 7b | 09 09 2f 2a 20 4f 6e 6c |= LCP) {|../* Onl|
|00004930| 79 20 76 61 6c 69 64 20 | 66 6f 72 20 4c 43 50 20 |y valid |for LCP |
|00004940| 2a 2f 0a 09 46 53 4d 44 | 45 42 55 47 28 28 73 74 |*/..FSMD|EBUG((st|
|00004950| 64 65 72 72 2c 0a 09 09 | 20 20 22 70 70 70 3a 20 |derr,...| "ppp: |
|00004960| 66 73 6d 5f 72 70 72 6f | 74 72 65 6a 3a 20 52 63 |fsm_rpro|trej: Rc|
|00004970| 76 64 20 6e 6f 6e 2d 4c | 43 50 20 50 72 6f 74 6f |vd non-L|CP Proto|
|00004980| 63 6f 6c 2d 52 65 6a 65 | 63 74 21 5c 6e 22 29 29 |col-Reje|ct!\n"))|
|00004990| 3b 0a 09 72 65 74 75 72 | 6e 3b 0a 20 20 20 20 7d |;..retur|n;. }|
|000049a0| 0a 0a 20 20 20 20 47 45 | 54 53 48 4f 52 54 28 70 |.. GE|TSHORT(p|
|000049b0| 72 6f 74 2c 20 69 6e 70 | 29 3b 0a 0a 20 20 20 20 |rot, inp|);.. |
|000049c0| 46 53 4d 44 45 42 55 47 | 28 28 73 74 64 65 72 72 |FSMDEBUG|((stderr|
|000049d0| 2c 0a 09 20 20 20 20 20 | 20 22 70 70 70 3a 20 66 |,.. | "ppp: f|
|000049e0| 73 6d 5f 72 70 72 6f 74 | 72 65 6a 3a 20 52 63 76 |sm_rprot|rej: Rcv|
|000049f0| 64 20 50 72 6f 74 6f 63 | 6f 6c 2d 52 65 6a 65 63 |d Protoc|ol-Rejec|
|00004a00| 74 20 70 61 63 6b 65 74 | 20 66 6f 72 20 25 78 21 |t packet| for %x!|
|00004a10| 5c 6e 22 2c 0a 09 20 20 | 20 20 20 20 70 72 6f 74 |\n",.. | prot|
|00004a20| 29 29 3b 0a 20 20 20 20 | 44 45 4d 55 58 50 52 4f |));. |DEMUXPRO|
|00004a30| 54 52 45 4a 28 66 2d 3e | 75 6e 69 74 2c 20 70 72 |TREJ(f->|unit, pr|
|00004a40| 6f 74 29 3b 09 2f 2a 20 | 49 6e 66 6f 72 6d 20 70 |ot);./* |Inform p|
|00004a50| 72 6f 74 6f 63 6f 6c 20 | 2a 2f 0a 7d 0a 0a 0a 2f |rotocol |*/.}.../|
|00004a60| 2a 0a 20 2a 20 66 73 6d | 5f 73 63 6f 6e 66 72 65 |*. * fsm|_sconfre|
|00004a70| 71 20 2d 20 53 65 6e 64 | 20 61 20 43 6f 6e 66 69 |q - Send| a Confi|
|00004a80| 67 75 72 65 2d 52 65 71 | 75 65 73 74 2e 0a 20 2a |gure-Req|uest.. *|
|00004a90| 2f 0a 76 6f 69 64 20 66 | 73 6d 5f 73 63 6f 6e 66 |/.void f|sm_sconf|
|00004aa0| 72 65 71 28 66 29 0a 20 | 20 20 20 66 73 6d 20 2a |req(f). | fsm *|
|00004ab0| 66 3b 0a 7b 0a 20 20 20 | 20 50 41 43 4b 45 54 20 |f;.{. | PACKET |
|00004ac0| 2a 6f 75 74 70 61 63 6b | 65 74 3b 0a 20 20 20 20 |*outpack|et;. |
|00004ad0| 75 5f 63 68 61 72 20 2a | 6f 75 74 70 3b 0a 20 20 |u_char *|outp;. |
|00004ae0| 20 20 69 6e 74 20 6f 75 | 74 6c 65 6e 3b 0a 0a 20 | int ou|tlen;.. |
|00004af0| 20 20 20 6f 75 74 6c 65 | 6e 20 3d 20 48 45 41 44 | outle|n = HEAD|
|00004b00| 45 52 4c 45 4e 20 2b 20 | 28 66 2d 3e 63 61 6c 6c |ERLEN + |(f->call|
|00004b10| 62 61 63 6b 73 2d 3e 63 | 69 6c 65 6e 20 3f 20 28 |backs->c|ilen ? (|
|00004b20| 2a 66 2d 3e 63 61 6c 6c | 62 61 63 6b 73 2d 3e 63 |*f->call|backs->c|
|00004b30| 69 6c 65 6e 29 28 66 29 | 20 3a 20 30 29 3b 0a 20 |ilen)(f)| : 0);. |
|00004b40| 20 20 20 2f 2a 20 58 58 | 58 20 41 64 6a 75 73 74 | /* XX|X Adjust|
|00004b50| 20 6f 75 74 6c 65 6e 20 | 74 6f 20 4d 54 55 20 2a | outlen |to MTU *|
|00004b60| 2f 0a 20 20 20 20 6f 75 | 74 70 61 63 6b 65 74 20 |/. ou|tpacket |
|00004b70| 3d 20 50 41 43 4b 45 54 | 5f 41 4c 4c 4f 43 28 6f |= PACKET|_ALLOC(o|
|00004b80| 75 74 6c 65 6e 29 3b 0a | 20 20 20 20 6f 75 74 70 |utlen);.| outp|
|00004b90| 20 3d 20 50 41 43 4b 45 | 54 5f 44 41 54 41 28 6f | = PACKE|T_DATA(o|
|00004ba0| 75 74 70 61 63 6b 65 74 | 29 3b 0a 0a 20 20 20 20 |utpacket|);.. |
|00004bb0| 50 55 54 43 48 41 52 28 | 43 4f 4e 46 52 45 51 2c |PUTCHAR(|CONFREQ,|
|00004bc0| 20 6f 75 74 70 29 3b 0a | 20 20 20 20 50 55 54 43 | outp);.| PUTC|
|00004bd0| 48 41 52 28 66 2d 3e 72 | 65 71 69 64 20 3d 20 2b |HAR(f->r|eqid = +|
|00004be0| 2b 66 2d 3e 69 64 2c 20 | 6f 75 74 70 29 3b 0a 20 |+f->id, |outp);. |
|00004bf0| 20 20 20 50 55 54 53 48 | 4f 52 54 28 6f 75 74 6c | PUTSH|ORT(outl|
|00004c00| 65 6e 2c 20 6f 75 74 70 | 29 3b 0a 20 20 20 20 69 |en, outp|);. i|
|00004c10| 66 20 28 66 2d 3e 63 61 | 6c 6c 62 61 63 6b 73 2d |f (f->ca|llbacks-|
|00004c20| 3e 63 69 6c 65 6e 20 26 | 26 20 66 2d 3e 63 61 6c |>cilen &|& f->cal|
|00004c30| 6c 62 61 63 6b 73 2d 3e | 61 64 64 63 69 29 0a 09 |lbacks->|addci)..|
|00004c40| 28 2a 66 2d 3e 63 61 6c | 6c 62 61 63 6b 73 2d 3e |(*f->cal|lbacks->|
|00004c50| 61 64 64 63 69 29 28 66 | 2c 20 6f 75 74 70 29 3b |addci)(f|, outp);|
|00004c60| 0a 20 20 20 20 4f 55 54 | 50 55 54 28 66 2d 3e 75 |. OUT|PUT(f->u|
|00004c70| 6e 69 74 2c 20 6f 75 74 | 70 61 63 6b 65 74 2c 20 |nit, out|packet, |
|00004c80| 6f 75 74 6c 65 6e 2c 20 | 66 2d 3e 70 72 6f 74 6f |outlen, |f->proto|
|00004c90| 63 6f 6c 29 3b 0a 0a 20 | 20 20 20 46 53 4d 44 45 |col);.. | FSMDE|
|00004ca0| 42 55 47 28 28 73 74 64 | 65 72 72 2c 20 22 70 70 |BUG((std|err, "pp|
|00004cb0| 70 3a 20 66 73 6d 5f 73 | 63 6f 6e 66 72 65 71 28 |p: fsm_s|confreq(|
|00004cc0| 25 78 29 3a 20 53 65 6e | 74 20 69 64 20 25 64 2e |%x): Sen|t id %d.|
|00004cd0| 5c 6e 22 2c 0a 09 20 20 | 20 20 20 20 66 2d 3e 70 |\n",.. | f->p|
|00004ce0| 72 6f 74 6f 63 6f 6c 2c | 20 66 2d 3e 72 65 71 69 |rotocol,| f->reqi|
|00004cf0| 64 29 29 3b 0a 7d 0a 0a | 0a 2f 2a 0a 20 2a 20 66 |d));.}..|./*. * f|
|00004d00| 73 6d 5f 73 64 61 74 61 | 20 2d 20 53 65 6e 64 20 |sm_sdata| - Send |
|00004d10| 73 6f 6d 65 20 64 61 74 | 61 2e 0a 20 2a 0a 20 2a |some dat|a.. *. *|
|00004d20| 20 55 73 65 64 20 66 6f | 72 20 54 65 72 6d 69 6e | Used fo|r Termin|
|00004d30| 61 74 65 2d 52 65 71 75 | 65 73 74 2c 20 54 65 72 |ate-Requ|est, Ter|
|00004d40| 6d 69 6e 61 74 65 2d 41 | 63 6b 2c 20 43 6f 64 65 |minate-A|ck, Code|
|00004d50| 2d 52 65 6a 65 63 74 2c | 20 50 72 6f 74 6f 63 6f |-Reject,| Protoco|
|00004d60| 6c 2d 52 65 6a 65 63 74 | 2c 0a 20 2a 20 45 63 68 |l-Reject|,. * Ech|
|00004d70| 6f 2d 52 65 71 75 65 73 | 74 2c 20 61 6e 64 20 44 |o-Reques|t, and D|
|00004d80| 69 73 63 61 72 64 2d 52 | 65 71 75 65 73 74 2e 0a |iscard-R|equest..|
|00004d90| 20 2a 2f 0a 76 6f 69 64 | 20 66 73 6d 5f 73 64 61 | */.void| fsm_sda|
|00004da0| 74 61 28 66 2c 20 63 6f | 64 65 2c 20 69 64 2c 20 |ta(f, co|de, id, |
|00004db0| 64 61 74 61 2c 20 64 61 | 74 61 6c 65 6e 29 0a 20 |data, da|talen). |
|00004dc0| 20 20 20 66 73 6d 20 2a | 66 3b 0a 20 20 20 20 75 | fsm *|f;. u|
|00004dd0| 5f 63 68 61 72 20 63 6f | 64 65 2c 20 69 64 3b 0a |_char co|de, id;.|
|00004de0| 20 20 20 20 75 5f 63 68 | 61 72 20 2a 64 61 74 61 | u_ch|ar *data|
|00004df0| 3b 0a 20 20 20 20 69 6e | 74 20 64 61 74 61 6c 65 |;. in|t datale|
|00004e00| 6e 3b 0a 7b 0a 20 20 20 | 20 50 41 43 4b 45 54 20 |n;.{. | PACKET |
|00004e10| 2a 6f 75 74 70 61 63 6b | 65 74 3b 0a 20 20 20 20 |*outpack|et;. |
|00004e20| 75 5f 63 68 61 72 20 2a | 6f 75 74 70 3b 0a 20 20 |u_char *|outp;. |
|00004e30| 20 20 69 6e 74 20 6f 75 | 74 6c 65 6e 3b 0a 0a 20 | int ou|tlen;.. |
|00004e40| 20 20 20 2f 2a 20 41 64 | 6a 75 73 74 20 6c 65 6e | /* Ad|just len|
|00004e50| 67 74 68 20 74 6f 20 62 | 65 20 73 6d 61 6c 6c 65 |gth to b|e smalle|
|00004e60| 72 20 74 68 61 6e 20 4d | 54 55 20 2a 2f 0a 20 20 |r than M|TU */. |
|00004e70| 20 20 69 66 20 28 64 61 | 74 61 6c 65 6e 20 3e 20 | if (da|talen > |
|00004e80| 4d 54 55 20 2d 20 48 45 | 41 44 45 52 4c 45 4e 29 |MTU - HE|ADERLEN)|
|00004e90| 0a 09 64 61 74 61 6c 65 | 6e 20 3d 20 4d 54 55 20 |..datale|n = MTU |
|00004ea0| 2d 20 48 45 41 44 45 52 | 4c 45 4e 3b 0a 20 20 20 |- HEADER|LEN;. |
|00004eb0| 20 6f 75 74 6c 65 6e 20 | 3d 20 64 61 74 61 6c 65 | outlen |= datale|
|00004ec0| 6e 20 2b 20 48 45 41 44 | 45 52 4c 45 4e 3b 0a 20 |n + HEAD|ERLEN;. |
|00004ed0| 20 20 20 6f 75 74 70 61 | 63 6b 65 74 20 3d 20 50 | outpa|cket = P|
|00004ee0| 41 43 4b 45 54 5f 41 4c | 4c 4f 43 28 6f 75 74 6c |ACKET_AL|LOC(outl|
|00004ef0| 65 6e 29 3b 0a 20 20 20 | 20 6f 75 74 70 20 3d 20 |en);. | outp = |
|00004f00| 50 41 43 4b 45 54 5f 44 | 41 54 41 28 6f 75 74 70 |PACKET_D|ATA(outp|
|00004f10| 61 63 6b 65 74 29 3b 0a | 0a 20 20 20 20 50 55 54 |acket);.|. PUT|
|00004f20| 43 48 41 52 28 63 6f 64 | 65 2c 20 6f 75 74 70 29 |CHAR(cod|e, outp)|
|00004f30| 3b 0a 20 20 20 20 50 55 | 54 43 48 41 52 28 69 64 |;. PU|TCHAR(id|
|00004f40| 2c 20 6f 75 74 70 29 3b | 0a 20 20 20 20 50 55 54 |, outp);|. PUT|
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|00004fb0| 2c 20 6f 75 74 6c 65 6e | 2c 20 66 2d 3e 70 72 6f |, outlen|, f->pro|
|00004fc0| 74 6f 63 6f 6c 29 3b 0a | 0a 20 20 20 20 46 53 4d |tocol);.|. FSM|
|00004fd0| 44 45 42 55 47 28 28 73 | 74 64 65 72 72 2c 20 22 |DEBUG((s|tderr, "|
|00004fe0| 70 70 70 3a 20 66 73 6d | 5f 73 64 61 74 61 28 25 |ppp: fsm|_sdata(%|
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|00005000| 2c 20 69 64 20 25 64 2e | 5c 6e 22 2c 0a 09 20 20 |, id %d.|\n",.. |
|00005010| 20 20 20 20 66 2d 3e 70 | 72 6f 74 6f 63 6f 6c 2c | f->p|rotocol,|
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|00005030| 09 62 72 65 61 6b 3b 0a | 0a 20 20 20 20 20 20 63 |.break;.|. c|
|00005040| 61 73 65 20 43 4f 4e 46 | 52 45 4a 3a 0a 09 66 73 |ase CONF|REJ:..fs|
|00005050| 6d 5f 72 63 6f 6e 66 72 | 65 6a 28 66 2c 20 69 6e |m_rconfr|ej(f, in|
|00005060| 70 2c 20 69 64 2c 20 6c | 65 6e 29 3b 0a 09 62 72 |p, id, l|en);..br|
|00005070| 65 61 6b 3b 0a 0a 20 20 | 20 20 20 20 63 61 73 65 |eak;.. | case|
|00005080| 20 54 45 52 4d 52 45 51 | 3a 0a 09 66 73 6d 5f 72 | TERMREQ|:..fsm_r|
|00005090| 74 65 72 6d 72 65 71 28 | 66 2c 20 69 64 29 3b 0a |termreq(|f, id);.|
|000050a0| 09 62 72 65 61 6b 3b 0a | 0a 20 20 20 20 20 20 63 |.break;.|. c|
|000050b0| 61 73 65 20 54 45 52 4d | 41 43 4b 3a 0a 09 66 73 |ase TERM|ACK:..fs|
|000050c0| 6d 5f 72 74 65 72 6d 61 | 63 6b 28 66 29 3b 0a 09 |m_rterma|ck(f);..|
|000050d0| 62 72 65 61 6b 3b 0a 0a | 20 20 20 20 20 20 63 61 |break;..| ca|
|000050e0| 73 65 20 43 4f 44 45 52 | 45 4a 3a 0a 09 66 73 6d |se CODER|EJ:..fsm|
|000050f0| 5f 72 63 6f 64 65 72 65 | 6a 28 66 2c 20 69 6e 70 |_rcodere|j(f, inp|
|00005100| 2c 20 6c 65 6e 29 3b 0a | 09 62 72 65 61 6b 3b 0a |, len);.|.break;.|
|00005110| 0a 20 20 20 20 20 20 63 | 61 73 65 20 50 52 4f 54 |. c|ase PROT|
|00005120| 52 45 4a 3a 0a 09 66 73 | 6d 5f 72 70 72 6f 74 72 |REJ:..fs|m_rprotr|
|00005130| 65 6a 28 66 2c 20 69 6e | 70 2c 20 6c 65 6e 29 3b |ej(f, in|p, len);|
|00005140| 0a 09 62 72 65 61 6b 3b | 0a 0a 20 20 20 20 20 20 |..break;|.. |
|00005150| 63 61 73 65 20 45 43 48 | 4f 52 45 51 3a 0a 09 46 |case ECH|OREQ:..F|
|00005160| 53 4d 44 45 42 55 47 28 | 28 73 74 64 65 72 72 2c |SMDEBUG(|(stderr,|
|00005170| 20 22 70 70 70 3a 20 66 | 73 6d 5f 72 65 63 68 6f | "ppp: f|sm_recho|
|00005180| 72 65 71 28 25 78 29 3a | 20 52 63 76 64 20 69 64 |req(%x):| Rcvd id|
|00005190| 20 25 64 2e 5c 6e 22 2c | 0a 09 09 20 20 66 2d 3e | %d.\n",|... f->|
|000051a0| 70 72 6f 74 6f 63 6f 6c | 2c 20 69 64 29 29 3b 0a |protocol|, id));.|
|000051b0| 0a 09 73 77 69 74 63 68 | 20 28 66 2d 3e 73 74 61 |..switch| (f->sta|
|000051c0| 74 65 29 20 7b 0a 09 20 | 20 63 61 73 65 20 43 4c |te) {.. | case CL|
|000051d0| 4f 53 45 44 3a 0a 09 20 | 20 63 61 73 65 20 4c 49 |OSED:.. | case LI|
|000051e0| 53 54 45 4e 3a 0a 09 20 | 20 20 20 66 73 6d 5f 73 |STEN:.. | fsm_s|
|000051f0| 64 61 74 61 28 66 2c 20 | 54 45 52 4d 41 43 4b 2c |data(f, |TERMACK,|
|00005200| 66 73 6d 2e 68 00 00 00 | 00 00 00 00 00 00 00 00 |fsm.h...|........|
|00005210| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005220| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005230| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005240| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005250| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005260| 00 00 00 00 20 20 20 36 | 34 34 20 00 20 31 37 36 |.... 6|44 . 176|
|00005270| 32 33 20 00 20 20 20 20 | 32 34 20 00 20 20 20 20 |23 . |24 . |
|00005280| 20 20 20 37 36 35 32 20 | 20 34 37 34 31 30 30 31 | 7652 | 4741001|
|00005290| 32 32 31 20 20 20 35 31 | 31 35 00 20 00 00 00 00 |221 51|15. ....|
|000052a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000052b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000052c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000052d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000052e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000052f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005300| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005310| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005320| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005330| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005340| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005350| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005360| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005370| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005380| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00005390| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000053a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000053b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000053c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000053d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000053e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000053f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
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|00005830| 73 74 20 2a 2f 0a 23 64 | 65 66 69 6e 65 20 43 4f |st */.#d|efine CO|
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|00005920| 09 37 09 2f 2a 20 43 6f | 64 65 20 52 65 6a 65 63 |.7./* Co|de Rejec|
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|00005b20| 20 2a 2f 0a 20 20 20 20 | 69 6e 74 20 28 2a 61 63 | */. |int (*ac|
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|00005b50| 6e 20 49 6e 66 6f 72 6d | 61 74 69 6f 6e 20 2a 2f |n Inform|ation */|
|00005b60| 0a 20 20 20 20 76 6f 69 | 64 20 28 2a 6e 61 6b 63 |. voi|d (*nakc|
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|00005b80| 72 20 43 6f 6e 66 69 67 | 75 72 61 74 69 6f 6e 20 |r Config|uration |
|00005b90| 49 6e 66 6f 72 6d 61 74 | 69 6f 6e 20 2a 2f 0a 20 |Informat|ion */. |
|00005ba0| 20 20 20 76 6f 69 64 20 | 28 2a 72 65 6a 63 69 29 | void |(*rejci)|
|00005bb0| 28 29 3b 09 09 2f 2a 20 | 52 65 6a 65 63 74 20 6f |();../* |Reject o|
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|00005bd0| 20 49 6e 66 6f 72 6d 61 | 74 69 6f 6e 20 2a 2f 0a | Informa|tion */.|
|00005be0| 20 20 20 20 75 5f 63 68 | 61 72 20 28 2a 72 65 71 | u_ch|ar (*req|
|00005bf0| 63 69 29 28 29 3b 09 09 | 2f 2a 20 52 65 71 75 65 |ci)();..|/* Reque|
|00005c00| 73 74 20 70 65 65 72 27 | 73 20 43 6f 6e 66 69 67 |st peer'|s Config|
|00005c10| 75 72 61 74 69 6f 6e 20 | 49 6e 66 6f 72 6d 61 74 |uration |Informat|
|00005c20| 69 6f 6e 20 2a 2f 0a 20 | 20 20 20 76 6f 69 64 20 |ion */. | void |
|00005c30| 28 2a 75 70 29 28 29 3b | 09 09 2f 2a 20 43 61 6c |(*up)();|../* Cal|
|00005c40| 6c 65 64 20 77 68 65 6e | 20 66 73 6d 20 72 65 61 |led when| fsm rea|
|00005c50| 63 68 65 73 20 4f 50 45 | 4e 20 73 74 61 74 65 20 |ches OPE|N state |
|00005c60| 2a 2f 0a 20 20 20 20 76 | 6f 69 64 20 28 2a 64 6f |*/. v|oid (*do|
|00005c70| 77 6e 29 28 29 3b 09 09 | 2f 2a 20 43 61 6c 6c 65 |wn)();..|/* Calle|
|00005c80| 64 20 77 68 65 6e 20 66 | 73 6d 20 6c 65 61 76 65 |d when f|sm leave|
|00005c90| 73 20 4f 50 45 4e 20 73 | 74 61 74 65 20 2a 2f 0a |s OPEN s|tate */.|
|00005ca0| 20 20 20 20 76 6f 69 64 | 20 28 2a 63 6c 6f 73 65 | void| (*close|
|00005cb0| 64 29 28 29 3b 09 09 2f | 2a 20 43 61 6c 6c 65 64 |d)();../|* Called|
|00005cc0| 20 77 68 65 6e 20 66 73 | 6d 20 72 65 61 63 68 65 | when fs|m reache|
|00005cd0| 73 20 43 4c 4f 53 45 44 | 20 73 74 61 74 65 20 2a |s CLOSED| state *|
|00005ce0| 2f 0a 20 20 20 20 76 6f | 69 64 20 28 2a 70 72 6f |/. vo|id (*pro|
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|00006290| 49 54 53 20 31 30 09 2f | 2a 20 4d 61 78 69 6d 75 |ITS 10./|* Maximu|
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|000062e0| 09 2f 2a 20 4d 61 78 69 | 6d 75 6d 20 6e 75 6d 62 |./* Maxi|mum numb|
|000062f0| 65 72 20 6f 66 20 6e 61 | 6b 20 6c 6f 6f 70 73 20 |er of na|k loops |
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|00006350| 6f 73 65 28 29 3b 0a 76 | 6f 69 64 20 66 73 6d 5f |ose();.v|oid fsm_|
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|00006370| 66 73 6d 5f 6c 6f 77 65 | 72 64 6f 77 6e 28 29 3b |fsm_lowe|rdown();|
|00006380| 0a 76 6f 69 64 20 66 73 | 6d 5f 70 72 6f 74 72 65 |.void fs|m_protre|
|00006390| 6a 65 63 74 28 29 3b 0a | 76 6f 69 64 20 66 73 6d |ject();.|void fsm|
|000063a0| 5f 69 6e 70 75 74 28 29 | 3b 0a 7a 65 6f 66 20 28 |_input()|;.zeof (|
|000063b0| 75 5f 63 68 61 72 29 20 | 2b 20 73 69 7a 65 6f 66 |u_char) |+ sizeof|
|000063c0| 20 28 75 5f 63 68 61 72 | 29 20 2b 20 73 69 7a 65 | (u_char|) + size|
|000063d0| 6f 66 20 28 75 5f 73 68 | 6f 72 74 29 29 0a 0a 0a |of (u_sh|ort))...|
|000063e0| 2f 2a 0a 20 2a 20 20 43 | 50 20 28 4c 43 50 2c 20 |/*. * C|P (LCP, |
|000063f0| 49 50 43 50 2c 20 65 74 | 63 2e 29 20 63 6f 64 65 |IPCP, et|c.) code|
+--------+-------------------------+-------------------------+--------+--------+
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