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/ Linux Cubed Series 7: Sunsite / Linux Cubed Series 7 - Sunsite Vol 1.iso / system / filesyst / ext2 / dump-0.3 / dump-0
Tape Archive  |  1995-10-26  |  400.0 KB
open in: MacOS 8.1     |     Win98     |     DOS

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This file was processed as: Tape Archive (archive/tar).

You can browse this item here: dump-0

ConfidenceProgramDetectionMatch TypeSupport
100% dexvert Tape Archive (archive/tar) magic Supported
100% file POSIX tar archive (GNU) default
99% file POSIX tar archive (GNU), directory dump-0.3/, mode 40755 , uid 1751 , gid 2 , size 0 , seconds 6043717061, user card, group bin default
98% file data default
62% TrID TAR - Tape ARchive (GNU) default
37% TrID TAR - Tape ARchive (directory) default
100% siegfried x-fmt/265 Tape Archive Format default
100% lsar Tar default
100% gt2 TAR Archiv gefunden (Auflistung ist deaktiviert) default
100% disktype GNU tar archive default
100% detectItEasy Archive: tar default
100% binwalkID POSIX tar archive (GNU), owner user name: "/" default
100% xdgMime application/x-tar default


hex view
+--------+-------------------------+-------------------------+--------+--------+
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|00001370| 6e 65 74 69 6e 65 74 2f | 74 63 70 2e 68 3e 0a 0a |netinet/|tcp.h>..|
|00001380| 23 69 6e 63 6c 75 64 65 | 20 3c 70 72 6f 74 6f 63 |#include| <protoc|
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|000013f0| 69 6e 63 6c 75 64 65 20 | 3c 73 74 64 69 6f 2e 68 |include |<stdio.h|
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|00001440| 64 65 20 3c 75 6e 69 73 | 74 64 2e 68 3e 0a 23 65 |de <unis|td.h>.#e|
|00001450| 6e 64 69 66 0a 0a 23 69 | 66 64 65 66 09 5f 5f 6c |ndif..#i|fdef.__l|
|00001460| 69 6e 75 78 5f 5f 0a 23 | 69 6e 63 6c 75 64 65 20 |inux__.#|include |
|00001470| 3c 65 78 74 32 66 73 2f | 65 78 74 32 66 73 2e 68 |<ext2fs/|ext2fs.h|
|00001480| 3e 0a 23 65 6e 64 69 66 | 0a 0a 23 69 6e 63 6c 75 |>.#endif|..#inclu|
|00001490| 64 65 20 22 70 61 74 68 | 6e 61 6d 65 73 2e 68 22 |de "path|names.h"|
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|000014b0| 68 22 0a 0a 23 64 65 66 | 69 6e 65 09 54 53 5f 43 |h"..#def|ine.TS_C|
|000014c0| 4c 4f 53 45 44 09 30 0a | 23 64 65 66 69 6e 65 09 |LOSED.0.|#define.|
|000014d0| 54 53 5f 4f 50 45 4e 09 | 09 31 0a 0a 73 74 61 74 |TS_OPEN.|.1..stat|
|000014e0| 69 63 09 69 6e 74 20 72 | 6d 74 73 74 61 74 65 20 |ic.int r|mtstate |
|000014f0| 3d 20 54 53 5f 43 4c 4f | 53 45 44 3b 0a 73 74 61 |= TS_CLO|SED;.sta|
|00001500| 74 69 63 09 69 6e 74 20 | 72 6d 74 61 70 65 3b 0a |tic.int |rmtape;.|
|00001510| 73 74 61 74 69 63 09 63 | 68 61 72 20 2a 72 6d 74 |static.c|har *rmt|
|00001520| 70 65 65 72 3b 0a 0a 73 | 74 61 74 69 63 09 69 6e |peer;..s|tatic.in|
|00001530| 74 20 6f 6b 6e 61 6d 65 | 20 5f 5f 50 28 28 63 68 |t okname| __P((ch|
|00001540| 61 72 20 2a 29 29 3b 0a | 73 74 61 74 69 63 09 69 |ar *));.|static.i|
|00001550| 6e 74 20 72 6d 74 63 61 | 6c 6c 20 5f 5f 50 28 28 |nt rmtca|ll __P((|
|00001560| 63 68 61 72 20 2a 2c 20 | 63 68 61 72 20 2a 29 29 |char *, |char *))|
|00001570| 3b 0a 73 74 61 74 69 63 | 09 76 6f 69 64 20 72 6d |;.static|.void rm|
|00001580| 74 63 6f 6e 6e 61 62 6f | 72 74 65 64 20 5f 5f 50 |tconnabo|rted __P|
|00001590| 28 28 2f 2a 20 69 6e 74 | 2c 20 69 6e 74 20 2a 2f |((/* int|, int */|
|000015a0| 29 29 3b 0a 73 74 61 74 | 69 63 09 69 6e 74 20 72 |));.stat|ic.int r|
|000015b0| 6d 74 67 65 74 62 20 5f | 5f 50 28 28 76 6f 69 64 |mtgetb _|_P((void|
|000015c0| 29 29 3b 0a 73 74 61 74 | 69 63 09 76 6f 69 64 20 |));.stat|ic.void |
|000015d0| 72 6d 74 67 65 74 63 6f | 6e 6e 20 5f 5f 50 28 28 |rmtgetco|nn __P((|
|000015e0| 76 6f 69 64 29 29 3b 0a | 73 74 61 74 69 63 09 76 |void));.|static.v|
|000015f0| 6f 69 64 20 72 6d 74 67 | 65 74 73 20 5f 5f 50 28 |oid rmtg|ets __P(|
|00001600| 28 63 68 61 72 20 2a 2c | 20 69 6e 74 29 29 3b 0a |(char *,| int));.|
|00001610| 73 74 61 74 69 63 09 69 | 6e 74 20 72 6d 74 72 65 |static.i|nt rmtre|
|00001620| 70 6c 79 20 5f 5f 50 28 | 28 63 68 61 72 20 2a 29 |ply __P(|(char *)|
|00001630| 29 3b 0a 0a 65 78 74 65 | 72 6e 09 69 6e 74 20 6e |);..exte|rn.int n|
|00001640| 74 72 65 63 3b 09 09 2f | 2a 20 62 6c 6f 63 6b 69 |trec;../|* blocki|
|00001650| 6e 67 20 66 61 63 74 6f | 72 20 6f 6e 20 74 61 70 |ng facto|r on tap|
|00001660| 65 20 2a 2f 0a 0a 69 6e | 74 0a 72 6d 74 68 6f 73 |e */..in|t.rmthos|
|00001670| 74 28 68 6f 73 74 29 0a | 09 63 68 61 72 20 2a 68 |t(host).|.char *h|
|00001680| 6f 73 74 3b 0a 7b 0a 0a | 09 72 6d 74 70 65 65 72 |ost;.{..|.rmtpeer|
|00001690| 20 3d 20 6d 61 6c 6c 6f | 63 28 73 74 72 6c 65 6e | = mallo|c(strlen|
|000016a0| 28 68 6f 73 74 29 20 2b | 20 31 29 3b 0a 09 69 66 |(host) +| 1);..if|
|000016b0| 20 28 72 6d 74 70 65 65 | 72 29 0a 09 09 73 74 72 | (rmtpee|r)...str|
|000016c0| 63 70 79 28 72 6d 74 70 | 65 65 72 2c 20 68 6f 73 |cpy(rmtp|eer, hos|
|000016d0| 74 29 3b 0a 09 65 6c 73 | 65 0a 09 09 72 6d 74 70 |t);..els|e...rmtp|
|000016e0| 65 65 72 20 3d 20 68 6f | 73 74 3b 0a 09 73 69 67 |eer = ho|st;..sig|
|000016f0| 6e 61 6c 28 53 49 47 50 | 49 50 45 2c 20 72 6d 74 |nal(SIGP|IPE, rmt|
|00001700| 63 6f 6e 6e 61 62 6f 72 | 74 65 64 29 3b 0a 09 72 |connabor|ted);..r|
|00001710| 6d 74 67 65 74 63 6f 6e | 6e 28 29 3b 0a 09 69 66 |mtgetcon|n();..if|
|00001720| 20 28 72 6d 74 61 70 65 | 20 3c 20 30 29 0a 09 09 | (rmtape| < 0)...|
|00001730| 72 65 74 75 72 6e 20 28 | 30 29 3b 0a 09 72 65 74 |return (|0);..ret|
|00001740| 75 72 6e 20 28 31 29 3b | 0a 7d 0a 0a 73 74 61 74 |urn (1);|.}..stat|
|00001750| 69 63 20 76 6f 69 64 0a | 72 6d 74 63 6f 6e 6e 61 |ic void.|rmtconna|
|00001760| 62 6f 72 74 65 64 28 29 | 0a 7b 0a 0a 09 28 76 6f |borted()|.{...(vo|
|00001770| 69 64 29 20 66 70 72 69 | 6e 74 66 28 73 74 64 65 |id) fpri|ntf(stde|
|00001780| 72 72 2c 20 22 72 64 75 | 6d 70 3a 20 4c 6f 73 74 |rr, "rdu|mp: Lost|
|00001790| 20 63 6f 6e 6e 65 63 74 | 69 6f 6e 20 74 6f 20 72 | connect|ion to r|
|000017a0| 65 6d 6f 74 65 20 68 6f | 73 74 2e 5c 6e 22 29 3b |emote ho|st.\n");|
|000017b0| 0a 09 65 78 69 74 28 31 | 29 3b 0a 7d 0a 0a 76 6f |..exit(1|);.}..vo|
|000017c0| 69 64 0a 72 6d 74 67 65 | 74 63 6f 6e 6e 28 29 0a |id.rmtge|tconn().|
|000017d0| 7b 0a 09 72 65 67 69 73 | 74 65 72 20 63 68 61 72 |{..regis|ter char|
|000017e0| 20 2a 63 70 3b 0a 09 73 | 74 61 74 69 63 20 73 74 | *cp;..s|tatic st|
|000017f0| 72 75 63 74 20 73 65 72 | 76 65 6e 74 20 2a 73 70 |ruct ser|vent *sp|
|00001800| 20 3d 20 4e 55 4c 4c 3b | 0a 09 73 74 61 74 69 63 | = NULL;|..static|
|00001810| 20 73 74 72 75 63 74 20 | 70 61 73 73 77 64 20 2a | struct |passwd *|
|00001820| 70 77 64 20 3d 20 4e 55 | 4c 4c 3b 0a 23 69 66 64 |pwd = NU|LL;.#ifd|
|00001830| 65 66 20 6e 6f 74 64 65 | 66 0a 09 73 74 61 74 69 |ef notde|f..stati|
|00001840| 63 20 69 6e 74 20 6f 6e | 20 3d 20 31 3b 0a 23 65 |c int on| = 1;.#e|
|00001850| 6e 64 69 66 0a 09 63 68 | 61 72 20 2a 74 75 73 65 |ndif..ch|ar *tuse|
|00001860| 72 3b 0a 09 69 6e 74 20 | 73 69 7a 65 3b 0a 09 69 |r;..int |size;..i|
|00001870| 6e 74 20 6d 61 78 73 65 | 67 3b 0a 0a 09 69 66 20 |nt maxse|g;...if |
|00001880| 28 73 70 20 3d 3d 20 4e | 55 4c 4c 29 20 7b 0a 09 |(sp == N|ULL) {..|
|00001890| 09 73 70 20 3d 20 67 65 | 74 73 65 72 76 62 79 6e |.sp = ge|tservbyn|
|000018a0| 61 6d 65 28 22 73 68 65 | 6c 6c 22 2c 20 22 74 63 |ame("she|ll", "tc|
|000018b0| 70 22 29 3b 0a 09 09 69 | 66 20 28 73 70 20 3d 3d |p");...i|f (sp ==|
|000018c0| 20 4e 55 4c 4c 29 20 7b | 0a 09 09 09 28 76 6f 69 | NULL) {|....(voi|
|000018d0| 64 29 20 66 70 72 69 6e | 74 66 28 73 74 64 65 72 |d) fprin|tf(stder|
|000018e0| 72 2c 0a 09 09 09 20 20 | 20 20 22 72 64 75 6d 70 |r,....  |  "rdump|
|000018f0| 3a 20 73 68 65 6c 6c 2f | 74 63 70 3a 20 75 6e 6b |: shell/|tcp: unk|
|00001900| 6e 6f 77 6e 20 73 65 72 | 76 69 63 65 5c 6e 22 29 |nown ser|vice\n")|
|00001910| 3b 0a 09 09 09 65 78 69 | 74 28 31 29 3b 0a 09 09 |;....exi|t(1);...|
|00001920| 7d 0a 09 09 70 77 64 20 | 3d 20 67 65 74 70 77 75 |}...pwd |= getpwu|
|00001930| 69 64 28 67 65 74 75 69 | 64 28 29 29 3b 0a 09 09 |id(getui|d());...|
|00001940| 69 66 20 28 70 77 64 20 | 3d 3d 20 4e 55 4c 4c 29 |if (pwd |== NULL)|
|00001950| 20 7b 0a 09 09 09 28 76 | 6f 69 64 29 20 66 70 72 | {....(v|oid) fpr|
|00001960| 69 6e 74 66 28 73 74 64 | 65 72 72 2c 20 22 72 64 |intf(std|err, "rd|
|00001970| 75 6d 70 3a 20 77 68 6f | 20 61 72 65 20 79 6f 75 |ump: who| are you|
|00001980| 3f 5c 6e 22 29 3b 0a 09 | 09 09 65 78 69 74 28 31 |?\n");..|..exit(1|
|00001990| 29 3b 0a 09 09 7d 0a 09 | 7d 0a 09 69 66 20 28 28 |);...}..|}..if ((|
|000019a0| 63 70 20 3d 20 69 6e 64 | 65 78 28 72 6d 74 70 65 |cp = ind|ex(rmtpe|
|000019b0| 65 72 2c 20 27 40 27 29 | 29 20 21 3d 20 4e 55 4c |er, '@')|) != NUL|
|000019c0| 4c 29 20 7b 0a 09 09 74 | 75 73 65 72 20 3d 20 72 |L) {...t|user = r|
|000019d0| 6d 74 70 65 65 72 3b 0a | 09 09 2a 63 70 20 3d 20 |mtpeer;.|..*cp = |
|000019e0| 27 5c 30 27 3b 0a 09 09 | 69 66 20 28 21 6f 6b 6e |'\0';...|if (!okn|
|000019f0| 61 6d 65 28 74 75 73 65 | 72 29 29 0a 09 09 09 65 |ame(tuse|r))....e|
|00001a00| 78 69 74 28 31 29 3b 0a | 09 09 72 6d 74 70 65 65 |xit(1);.|..rmtpee|
|00001a10| 72 20 3d 20 2b 2b 63 70 | 3b 0a 09 7d 20 65 6c 73 |r = ++cp|;..} els|
|00001a20| 65 0a 09 09 74 75 73 65 | 72 20 3d 20 70 77 64 2d |e...tuse|r = pwd-|
|00001a30| 3e 70 77 5f 6e 61 6d 65 | 3b 0a 09 72 6d 74 61 70 |>pw_name|;..rmtap|
|00001a40| 65 20 3d 20 72 63 6d 64 | 28 26 72 6d 74 70 65 65 |e = rcmd|(&rmtpee|
|00001a50| 72 2c 20 28 75 5f 73 68 | 6f 72 74 29 73 70 2d 3e |r, (u_sh|ort)sp->|
|00001a60| 73 5f 70 6f 72 74 2c 20 | 70 77 64 2d 3e 70 77 5f |s_port, |pwd->pw_|
|00001a70| 6e 61 6d 65 2c 20 74 75 | 73 65 72 2c 0a 09 20 20 |name, tu|ser,..  |
|00001a80| 20 20 5f 50 41 54 48 5f | 52 4d 54 2c 20 28 69 6e |  _PATH_|RMT, (in|
|00001a90| 74 20 2a 29 30 29 3b 0a | 09 73 69 7a 65 20 3d 20 |t *)0);.|.size = |
|00001aa0| 6e 74 72 65 63 20 2a 20 | 54 50 5f 42 53 49 5a 45 |ntrec * |TP_BSIZE|
|00001ab0| 3b 0a 09 69 66 20 28 73 | 69 7a 65 20 3e 20 36 30 |;..if (s|ize > 60|
|00001ac0| 20 2a 20 31 30 32 34 29 | 09 09 2f 2a 20 58 58 58 | * 1024)|../* XXX|
|00001ad0| 20 2a 2f 0a 09 09 73 69 | 7a 65 20 3d 20 36 30 20 | */...si|ze = 60 |
|00001ae0| 2a 20 31 30 32 34 3b 0a | 09 2f 2a 20 4c 65 61 76 |* 1024;.|./* Leav|
|00001af0| 65 20 73 6f 6d 65 20 73 | 70 61 63 65 20 66 6f 72 |e some s|pace for|
|00001b00| 20 72 6d 74 20 72 65 71 | 75 65 73 74 2f 72 65 73 | rmt req|uest/res|
|00001b10| 70 6f 6e 73 65 20 70 72 | 6f 74 6f 63 6f 6c 20 2a |ponse pr|otocol *|
|00001b20| 2f 0a 09 73 69 7a 65 20 | 2b 3d 20 32 20 2a 20 31 |/..size |+= 2 * 1|
|00001b30| 30 32 34 3b 0a 09 77 68 | 69 6c 65 20 28 73 69 7a |024;..wh|ile (siz|
|00001b40| 65 20 3e 20 54 50 5f 42 | 53 49 5a 45 20 26 26 0a |e > TP_B|SIZE &&.|
|00001b50| 09 20 20 20 20 73 65 74 | 73 6f 63 6b 6f 70 74 28 |.    set|sockopt(|
|00001b60| 72 6d 74 61 70 65 2c 20 | 53 4f 4c 5f 53 4f 43 4b |rmtape, |SOL_SOCK|
|00001b70| 45 54 2c 20 53 4f 5f 53 | 4e 44 42 55 46 2c 20 26 |ET, SO_S|NDBUF, &|
|00001b80| 73 69 7a 65 2c 20 73 69 | 7a 65 6f 66 20 28 73 69 |size, si|zeof (si|
|00001b90| 7a 65 29 29 20 3c 20 30 | 29 0a 09 09 20 20 20 20 |ze)) < 0|)...    |
|00001ba0| 73 69 7a 65 20 2d 3d 20 | 54 50 5f 42 53 49 5a 45 |size -= |TP_BSIZE|
|00001bb0| 3b 0a 09 28 76 6f 69 64 | 29 73 65 74 73 6f 63 6b |;..(void|)setsock|
|00001bc0| 6f 70 74 28 72 6d 74 61 | 70 65 2c 20 53 4f 4c 5f |opt(rmta|pe, SOL_|
|00001bd0| 53 4f 43 4b 45 54 2c 20 | 53 4f 5f 52 43 56 42 55 |SOCKET, |SO_RCVBU|
|00001be0| 46 2c 20 26 73 69 7a 65 | 2c 20 73 69 7a 65 6f 66 |F, &size|, sizeof|
|00001bf0| 20 28 73 69 7a 65 29 29 | 3b 0a 09 6d 61 78 73 65 | (size))|;..maxse|
|00001c00| 67 20 3d 20 31 30 32 34 | 3b 0a 09 69 66 20 28 73 |g = 1024|;..if (s|
|00001c10| 65 74 73 6f 63 6b 6f 70 | 74 28 72 6d 74 61 70 65 |etsockop|t(rmtape|
|00001c20| 2c 20 49 50 50 52 4f 54 | 4f 5f 54 43 50 2c 20 54 |, IPPROT|O_TCP, T|
|00001c30| 43 50 5f 4d 41 58 53 45 | 47 2c 0a 09 20 20 20 20 |CP_MAXSE|G,..    |
|00001c40| 26 6d 61 78 73 65 67 2c | 20 73 69 7a 65 6f 66 20 |&maxseg,| sizeof |
|00001c50| 28 6d 61 78 73 65 67 29 | 29 20 3c 20 30 29 0a 09 |(maxseg)|) < 0)..|
|00001c60| 09 70 65 72 72 6f 72 28 | 22 54 43 50 5f 4d 41 58 |.perror(|"TCP_MAX|
|00001c70| 53 45 47 20 73 65 74 73 | 6f 63 6b 6f 70 74 22 29 |SEG sets|ockopt")|
|00001c80| 3b 0a 0a 23 69 66 64 65 | 66 20 6e 6f 74 64 65 66 |;..#ifde|f notdef|
|00001c90| 0a 09 69 66 20 28 73 65 | 74 73 6f 63 6b 6f 70 74 |..if (se|tsockopt|
|00001ca0| 28 72 6d 74 61 70 65 2c | 20 49 50 50 52 4f 54 4f |(rmtape,| IPPROTO|
|00001cb0| 5f 54 43 50 2c 20 54 43 | 50 5f 4e 4f 44 45 4c 41 |_TCP, TC|P_NODELA|
|00001cc0| 59 2c 20 26 6f 6e 2c 20 | 73 69 7a 65 6f 66 20 28 |Y, &on, |sizeof (|
|00001cd0| 6f 6e 29 29 20 3c 20 30 | 29 0a 09 09 70 65 72 72 |on)) < 0|)...perr|
|00001ce0| 6f 72 28 22 54 43 50 5f | 4e 4f 44 45 4c 41 59 20 |or("TCP_|NODELAY |
|00001cf0| 73 65 74 73 6f 63 6b 6f | 70 74 22 29 3b 0a 23 65 |setsocko|pt");.#e|
|00001d00| 6e 64 69 66 0a 7d 0a 0a | 73 74 61 74 69 63 20 69 |ndif.}..|static i|
|00001d10| 6e 74 0a 6f 6b 6e 61 6d | 65 28 63 70 30 29 0a 09 |nt.oknam|e(cp0)..|
|00001d20| 63 68 61 72 20 2a 63 70 | 30 3b 0a 7b 0a 09 72 65 |char *cp|0;.{..re|
|00001d30| 67 69 73 74 65 72 20 63 | 68 61 72 20 2a 63 70 3b |gister c|har *cp;|
|00001d40| 0a 09 72 65 67 69 73 74 | 65 72 20 69 6e 74 20 63 |..regist|er int c|
|00001d50| 3b 0a 0a 09 66 6f 72 20 | 28 63 70 20 3d 20 63 70 |;...for |(cp = cp|
|00001d60| 30 3b 20 2a 63 70 3b 20 | 63 70 2b 2b 29 20 7b 0a |0; *cp; |cp++) {.|
|00001d70| 09 09 63 20 3d 20 2a 63 | 70 3b 0a 09 09 69 66 20 |..c = *c|p;...if |
|00001d80| 28 21 69 73 61 73 63 69 | 69 28 63 29 20 7c 7c 20 |(!isasci|i(c) || |
|00001d90| 21 28 69 73 61 6c 6e 75 | 6d 28 63 29 20 7c 7c 20 |!(isalnu|m(c) || |
|00001da0| 63 20 3d 3d 20 27 5f 27 | 20 7c 7c 20 63 20 3d 3d |c == '_'| || c ==|
|00001db0| 20 27 2d 27 29 29 20 7b | 0a 09 09 09 28 76 6f 69 | '-')) {|....(voi|
|00001dc0| 64 29 20 66 70 72 69 6e | 74 66 28 73 74 64 65 72 |d) fprin|tf(stder|
|00001dd0| 72 2c 20 22 72 64 75 6d | 70 3a 20 69 6e 76 61 6c |r, "rdum|p: inval|
|00001de0| 69 64 20 75 73 65 72 20 | 6e 61 6d 65 20 25 73 5c |id user |name %s\|
|00001df0| 6e 22 2c 0a 09 09 09 20 | 20 20 20 63 70 30 29 3b |n",.... |   cp0);|
|00001e00| 0a 09 09 09 72 65 74 75 | 72 6e 20 28 30 29 3b 0a |....retu|rn (0);.|
|00001e10| 09 09 7d 0a 09 7d 0a 09 | 72 65 74 75 72 6e 20 28 |..}..}..|return (|
|00001e20| 31 29 3b 0a 7d 0a 0a 69 | 6e 74 0a 72 6d 74 6f 70 |1);.}..i|nt.rmtop|
|00001e30| 65 6e 28 74 61 70 65 2c | 20 6d 6f 64 65 29 0a 09 |en(tape,| mode)..|
|00001e40| 63 68 61 72 20 2a 74 61 | 70 65 3b 0a 09 69 6e 74 |char *ta|pe;..int|
|00001e50| 20 6d 6f 64 65 3b 0a 7b | 0a 09 63 68 61 72 20 62 | mode;.{|..char b|
|00001e60| 75 66 5b 32 35 36 5d 3b | 0a 0a 09 28 76 6f 69 64 |uf[256];|...(void|
|00001e70| 29 73 70 72 69 6e 74 66 | 28 62 75 66 2c 20 22 4f |)sprintf|(buf, "O|
|00001e80| 25 73 5c 6e 25 64 5c 6e | 22 2c 20 74 61 70 65 2c |%s\n%d\n|", tape,|
|00001e90| 20 6d 6f 64 65 29 3b 0a | 09 72 6d 74 73 74 61 74 | mode);.|.rmtstat|
|00001ea0| 65 20 3d 20 54 53 5f 4f | 50 45 4e 3b 0a 09 72 65 |e = TS_O|PEN;..re|
|00001eb0| 74 75 72 6e 20 28 72 6d | 74 63 61 6c 6c 28 74 61 |turn (rm|tcall(ta|
|00001ec0| 70 65 2c 20 62 75 66 29 | 29 3b 0a 7d 0a 0a 76 6f |pe, buf)|);.}..vo|
|00001ed0| 69 64 0a 72 6d 74 63 6c | 6f 73 65 28 29 0a 7b 0a |id.rmtcl|ose().{.|
|00001ee0| 0a 09 69 66 20 28 72 6d | 74 73 74 61 74 65 20 21 |..if (rm|tstate !|
|00001ef0| 3d 20 54 53 5f 4f 50 45 | 4e 29 0a 09 09 72 65 74 |= TS_OPE|N)...ret|
|00001f00| 75 72 6e 3b 0a 09 72 6d | 74 63 61 6c 6c 28 22 63 |urn;..rm|tcall("c|
|00001f10| 6c 6f 73 65 22 2c 20 22 | 43 5c 6e 22 29 3b 0a 09 |lose", "|C\n");..|
|00001f20| 72 6d 74 73 74 61 74 65 | 20 3d 20 54 53 5f 43 4c |rmtstate| = TS_CL|
|00001f30| 4f 53 45 44 3b 0a 7d 0a | 0a 69 6e 74 0a 72 6d 74 |OSED;.}.|.int.rmt|
|00001f40| 72 65 61 64 28 62 75 66 | 2c 20 63 6f 75 6e 74 29 |read(buf|, count)|
|00001f50| 0a 09 63 68 61 72 20 2a | 62 75 66 3b 0a 09 69 6e |..char *|buf;..in|
|00001f60| 74 20 63 6f 75 6e 74 3b | 0a 7b 0a 09 63 68 61 72 |t count;|.{..char|
|00001f70| 20 6c 69 6e 65 5b 33 30 | 5d 3b 0a 09 69 6e 74 20 | line[30|];..int |
|00001f80| 6e 2c 20 69 2c 20 63 63 | 3b 0a 09 65 78 74 65 72 |n, i, cc|;..exter|
|00001f90| 6e 20 65 72 72 6e 6f 3b | 0a 0a 09 28 76 6f 69 64 |n errno;|...(void|
|00001fa0| 29 73 70 72 69 6e 74 66 | 28 6c 69 6e 65 2c 20 22 |)sprintf|(line, "|
|00001fb0| 52 25 64 5c 6e 22 2c 20 | 63 6f 75 6e 74 29 3b 0a |R%d\n", |count);.|
|00001fc0| 09 6e 20 3d 20 72 6d 74 | 63 61 6c 6c 28 22 72 65 |.n = rmt|call("re|
|00001fd0| 61 64 22 2c 20 6c 69 6e | 65 29 3b 0a 09 69 66 20 |ad", lin|e);..if |
|00001fe0| 28 6e 20 3c 20 30 29 20 | 7b 0a 09 09 65 72 72 6e |(n < 0) |{...errn|
|00001ff0| 6f 20 3d 20 6e 3b 0a 09 | 09 72 65 74 75 72 6e 20 |o = n;..|.return |
|00002000| 28 2d 31 29 3b 0a 09 7d | 0a 09 66 6f 72 20 28 69 |(-1);..}|..for (i|
|00002010| 20 3d 20 30 3b 20 69 20 | 3c 20 6e 3b 20 69 20 2b | = 0; i |< n; i +|
|00002020| 3d 20 63 63 29 20 7b 0a | 09 09 63 63 20 3d 20 72 |= cc) {.|..cc = r|
|00002030| 65 61 64 28 72 6d 74 61 | 70 65 2c 20 62 75 66 2b |ead(rmta|pe, buf+|
|00002040| 69 2c 20 6e 20 2d 20 69 | 29 3b 0a 09 09 69 66 20 |i, n - i|);...if |
|00002050| 28 63 63 20 3c 3d 20 30 | 29 20 7b 0a 09 09 09 72 |(cc <= 0|) {....r|
|00002060| 6d 74 63 6f 6e 6e 61 62 | 6f 72 74 65 64 28 29 3b |mtconnab|orted();|
|00002070| 0a 09 09 7d 0a 09 7d 0a | 09 72 65 74 75 72 6e 20 |...}..}.|.return |
|00002080| 28 6e 29 3b 0a 7d 0a 0a | 69 6e 74 0a 72 6d 74 77 |(n);.}..|int.rmtw|
|00002090| 72 69 74 65 28 62 75 66 | 2c 20 63 6f 75 6e 74 29 |rite(buf|, count)|
|000020a0| 0a 09 63 68 61 72 20 2a | 62 75 66 3b 0a 09 69 6e |..char *|buf;..in|
|000020b0| 74 20 63 6f 75 6e 74 3b | 0a 7b 0a 09 63 68 61 72 |t count;|.{..char|
|000020c0| 20 6c 69 6e 65 5b 33 30 | 5d 3b 0a 0a 09 28 76 6f | line[30|];...(vo|
|000020d0| 69 64 29 73 70 72 69 6e | 74 66 28 6c 69 6e 65 2c |id)sprin|tf(line,|
|000020e0| 20 22 57 25 64 5c 6e 22 | 2c 20 63 6f 75 6e 74 29 | "W%d\n"|, count)|
|000020f0| 3b 0a 09 77 72 69 74 65 | 28 72 6d 74 61 70 65 2c |;..write|(rmtape,|
|00002100| 20 6c 69 6e 65 2c 20 73 | 74 72 6c 65 6e 28 6c 69 | line, s|trlen(li|
|00002110| 6e 65 29 29 3b 0a 09 77 | 72 69 74 65 28 72 6d 74 |ne));..w|rite(rmt|
|00002120| 61 70 65 2c 20 62 75 66 | 2c 20 63 6f 75 6e 74 29 |ape, buf|, count)|
|00002130| 3b 0a 09 72 65 74 75 72 | 6e 20 28 72 6d 74 72 65 |;..retur|n (rmtre|
|00002140| 70 6c 79 28 22 77 72 69 | 74 65 22 29 29 3b 0a 7d |ply("wri|te"));.}|
|00002150| 0a 0a 76 6f 69 64 0a 72 | 6d 74 77 72 69 74 65 30 |..void.r|mtwrite0|
|00002160| 28 63 6f 75 6e 74 29 0a | 09 69 6e 74 20 63 6f 75 |(count).|.int cou|
|00002170| 6e 74 3b 0a 7b 0a 09 63 | 68 61 72 20 6c 69 6e 65 |nt;.{..c|har line|
|00002180| 5b 33 30 5d 3b 0a 0a 09 | 28 76 6f 69 64 29 73 70 |[30];...|(void)sp|
|00002190| 72 69 6e 74 66 28 6c 69 | 6e 65 2c 20 22 57 25 64 |rintf(li|ne, "W%d|
|000021a0| 5c 6e 22 2c 20 63 6f 75 | 6e 74 29 3b 0a 09 77 72 |\n", cou|nt);..wr|
|000021b0| 69 74 65 28 72 6d 74 61 | 70 65 2c 20 6c 69 6e 65 |ite(rmta|pe, line|
|000021c0| 2c 20 73 74 72 6c 65 6e | 28 6c 69 6e 65 29 29 3b |, strlen|(line));|
|000021d0| 0a 7d 0a 0a 76 6f 69 64 | 0a 72 6d 74 77 72 69 74 |.}..void|.rmtwrit|
|000021e0| 65 31 28 62 75 66 2c 20 | 63 6f 75 6e 74 29 0a 09 |e1(buf, |count)..|
|000021f0| 63 68 61 72 20 2a 62 75 | 66 3b 0a 09 69 6e 74 20 |char *bu|f;..int |
|00002200| 63 6f 75 6e 74 3b 0a 7b | 0a 0a 09 77 72 69 74 65 |count;.{|...write|
|00002210| 28 72 6d 74 61 70 65 2c | 20 62 75 66 2c 20 63 6f |(rmtape,| buf, co|
|00002220| 75 6e 74 29 3b 0a 7d 0a | 0a 69 6e 74 0a 72 6d 74 |unt);.}.|.int.rmt|
|00002230| 77 72 69 74 65 32 28 29 | 0a 7b 0a 0a 09 72 65 74 |write2()|.{...ret|
|00002240| 75 72 6e 20 28 72 6d 74 | 72 65 70 6c 79 28 22 77 |urn (rmt|reply("w|
|00002250| 72 69 74 65 22 29 29 3b | 0a 7d 0a 0a 69 6e 74 0a |rite"));|.}..int.|
|00002260| 72 6d 74 73 65 65 6b 28 | 6f 66 66 73 65 74 2c 20 |rmtseek(|offset, |
|00002270| 70 6f 73 29 0a 09 69 6e | 74 20 6f 66 66 73 65 74 |pos)..in|t offset|
|00002280| 2c 20 70 6f 73 3b 0a 7b | 0a 09 63 68 61 72 20 6c |, pos;.{|..char l|
|00002290| 69 6e 65 5b 38 30 5d 3b | 0a 0a 09 28 76 6f 69 64 |ine[80];|...(void|
|000022a0| 29 73 70 72 69 6e 74 66 | 28 6c 69 6e 65 2c 20 22 |)sprintf|(line, "|
|000022b0| 4c 25 64 5c 6e 25 64 5c | 6e 22 2c 20 6f 66 66 73 |L%d\n%d\|n", offs|
|000022c0| 65 74 2c 20 70 6f 73 29 | 3b 0a 09 72 65 74 75 72 |et, pos)|;..retur|
|000022d0| 6e 20 28 72 6d 74 63 61 | 6c 6c 28 22 73 65 65 6b |n (rmtca|ll("seek|
|000022e0| 22 2c 20 6c 69 6e 65 29 | 29 3b 0a 7d 0a 0a 73 74 |", line)|);.}..st|
|000022f0| 72 75 63 74 09 6d 74 67 | 65 74 20 6d 74 73 3b 0a |ruct.mtg|et mts;.|
|00002300| 0a 73 74 72 75 63 74 20 | 6d 74 67 65 74 20 2a 0a |.struct |mtget *.|
|00002310| 72 6d 74 73 74 61 74 75 | 73 28 29 0a 7b 0a 09 72 |rmtstatu|s().{..r|
|00002320| 65 67 69 73 74 65 72 20 | 69 6e 74 20 69 3b 0a 09 |egister |int i;..|
|00002330| 72 65 67 69 73 74 65 72 | 20 63 68 61 72 20 2a 63 |register| char *c|
|00002340| 70 3b 0a 0a 09 69 66 20 | 28 72 6d 74 73 74 61 74 |p;...if |(rmtstat|
|00002350| 65 20 21 3d 20 54 53 5f | 4f 50 45 4e 29 0a 09 09 |e != TS_|OPEN)...|
|00002360| 72 65 74 75 72 6e 20 28 | 4e 55 4c 4c 29 3b 0a 09 |return (|NULL);..|
|00002370| 72 6d 74 63 61 6c 6c 28 | 22 73 74 61 74 75 73 22 |rmtcall(|"status"|
|00002380| 2c 20 22 53 5c 6e 22 29 | 3b 0a 09 66 6f 72 20 28 |, "S\n")|;..for (|
|00002390| 69 20 3d 20 30 2c 20 63 | 70 20 3d 20 28 63 68 61 |i = 0, c|p = (cha|
|000023a0| 72 20 2a 29 26 6d 74 73 | 3b 20 69 20 3c 20 73 69 |r *)&mts|; i < si|
|000023b0| 7a 65 6f 66 28 6d 74 73 | 29 3b 20 69 2b 2b 29 0a |zeof(mts|); i++).|
|000023c0| 09 09 2a 63 70 2b 2b 20 | 3d 20 72 6d 74 67 65 74 |..*cp++ |= rmtget|
|000023d0| 62 28 29 3b 0a 09 72 65 | 74 75 72 6e 20 28 26 6d |b();..re|turn (&m|
|000023e0| 74 73 29 3b 0a 7d 0a 0a | 69 6e 74 0a 72 6d 74 69 |ts);.}..|int.rmti|
|000023f0| 6f 63 74 6c 28 63 6d 64 | 2c 20 63 6f 75 6e 74 29 |octl(cmd|, count)|
|00002400| 0a 09 69 6e 74 20 63 6d | 64 2c 20 63 6f 75 6e 74 |..int cm|d, count|
|00002410| 3b 0a 7b 0a 09 63 68 61 | 72 20 62 75 66 5b 32 35 |;.{..cha|r buf[25|
|00002420| 36 5d 3b 0a 0a 09 69 66 | 20 28 63 6f 75 6e 74 20 |6];...if| (count |
|00002430| 3c 20 30 29 0a 09 09 72 | 65 74 75 72 6e 20 28 2d |< 0)...r|eturn (-|
|00002440| 31 29 3b 0a 09 28 76 6f | 69 64 29 73 70 72 69 6e |1);..(vo|id)sprin|
|00002450| 74 66 28 62 75 66 2c 20 | 22 49 25 64 5c 6e 25 64 |tf(buf, |"I%d\n%d|
|00002460| 5c 6e 22 2c 20 63 6d 64 | 2c 20 63 6f 75 6e 74 29 |\n", cmd|, count)|
|00002470| 3b 0a 09 72 65 74 75 72 | 6e 20 28 72 6d 74 63 61 |;..retur|n (rmtca|
|00002480| 6c 6c 28 22 69 6f 63 74 | 6c 22 2c 20 62 75 66 29 |ll("ioct|l", buf)|
|00002490| 29 3b 0a 7d 0a 0a 73 74 | 61 74 69 63 20 69 6e 74 |);.}..st|atic int|
|000024a0| 0a 72 6d 74 63 61 6c 6c | 28 63 6d 64 2c 20 62 75 |.rmtcall|(cmd, bu|
|000024b0| 66 29 0a 09 63 68 61 72 | 20 2a 63 6d 64 2c 20 2a |f)..char| *cmd, *|
|000024c0| 62 75 66 3b 0a 7b 0a 0a | 09 69 66 20 28 77 72 69 |buf;.{..|.if (wri|
|000024d0| 74 65 28 72 6d 74 61 70 | 65 2c 20 62 75 66 2c 20 |te(rmtap|e, buf, |
|000024e0| 73 74 72 6c 65 6e 28 62 | 75 66 29 29 20 21 3d 20 |strlen(b|uf)) != |
|000024f0| 73 74 72 6c 65 6e 28 62 | 75 66 29 29 0a 09 09 72 |strlen(b|uf))...r|
|00002500| 6d 74 63 6f 6e 6e 61 62 | 6f 72 74 65 64 28 29 3b |mtconnab|orted();|
|00002510| 0a 09 72 65 74 75 72 6e | 20 28 72 6d 74 72 65 70 |..return| (rmtrep|
|00002520| 6c 79 28 63 6d 64 29 29 | 3b 0a 7d 0a 0a 73 74 61 |ly(cmd))|;.}..sta|
|00002530| 74 69 63 20 69 6e 74 0a | 72 6d 74 72 65 70 6c 79 |tic int.|rmtreply|
|00002540| 28 63 6d 64 29 0a 09 63 | 68 61 72 20 2a 63 6d 64 |(cmd)..c|har *cmd|
|00002550| 3b 0a 7b 0a 09 72 65 67 | 69 73 74 65 72 20 63 68 |;.{..reg|ister ch|
|00002560| 61 72 20 2a 63 70 3b 0a | 09 63 68 61 72 20 63 6f |ar *cp;.|.char co|
|00002570| 64 65 5b 33 30 5d 2c 20 | 65 6d 73 67 5b 42 55 46 |de[30], |emsg[BUF|
|00002580| 53 49 5a 5d 3b 0a 0a 09 | 72 6d 74 67 65 74 73 28 |SIZ];...|rmtgets(|
|00002590| 63 6f 64 65 2c 20 73 69 | 7a 65 6f 66 20 28 63 6f |code, si|zeof (co|
|000025a0| 64 65 29 29 3b 0a 09 69 | 66 20 28 2a 63 6f 64 65 |de));..i|f (*code|
|000025b0| 20 3d 3d 20 27 45 27 20 | 7c 7c 20 2a 63 6f 64 65 | == 'E' ||| *code|
|000025c0| 20 3d 3d 20 27 46 27 29 | 20 7b 0a 09 09 72 6d 74 | == 'F')| {...rmt|
|000025d0| 67 65 74 73 28 65 6d 73 | 67 2c 20 73 69 7a 65 6f |gets(ems|g, sizeo|
|000025e0| 66 20 28 65 6d 73 67 29 | 29 3b 0a 09 09 6d 73 67 |f (emsg)|);...msg|
|000025f0| 28 22 25 73 3a 20 25 73 | 22 2c 20 63 6d 64 2c 20 |("%s: %s|", cmd, |
|00002600| 65 6d 73 67 29 3b 0a 09 | 09 69 66 20 28 2a 63 6f |emsg);..|.if (*co|
|00002610| 64 65 20 3d 3d 20 27 46 | 27 29 20 7b 0a 09 09 09 |de == 'F|') {....|
|00002620| 72 6d 74 73 74 61 74 65 | 20 3d 20 54 53 5f 43 4c |rmtstate| = TS_CL|
|00002630| 4f 53 45 44 3b 0a 09 09 | 09 72 65 74 75 72 6e 20 |OSED;...|.return |
|00002640| 28 2d 31 29 3b 0a 09 09 | 7d 0a 09 09 72 65 74 75 |(-1);...|}...retu|
|00002650| 72 6e 20 28 2d 31 29 3b | 0a 09 7d 0a 09 69 66 20 |rn (-1);|..}..if |
|00002660| 28 2a 63 6f 64 65 20 21 | 3d 20 27 41 27 29 20 7b |(*code !|= 'A') {|
|00002670| 0a 09 09 2f 2a 20 4b 69 | 6c 6c 20 74 72 61 69 6c |.../* Ki|ll trail|
|00002680| 69 6e 67 20 6e 65 77 6c | 69 6e 65 20 2a 2f 0a 09 |ing newl|ine */..|
|00002690| 09 63 70 20 3d 20 63 6f | 64 65 20 2b 20 73 74 72 |.cp = co|de + str|
|000026a0| 6c 65 6e 28 63 6f 64 65 | 29 3b 0a 09 09 69 66 20 |len(code|);...if |
|000026b0| 28 63 70 20 3e 20 63 6f | 64 65 20 26 26 20 2a 2d |(cp > co|de && *-|
|000026c0| 2d 63 70 20 3d 3d 20 27 | 5c 6e 27 29 0a 09 09 09 |-cp == '|\n')....|
|000026d0| 2a 63 70 20 3d 20 27 5c | 30 27 3b 0a 0a 09 09 6d |*cp = '\|0';....m|
|000026e0| 73 67 28 22 50 72 6f 74 | 6f 63 6f 6c 20 74 6f 20 |sg("Prot|ocol to |
|000026f0| 72 65 6d 6f 74 65 20 74 | 61 70 65 20 73 65 72 76 |remote t|ape serv|
|00002700| 65 72 20 62 6f 74 63 68 | 65 64 20 28 63 6f 64 65 |er botch|ed (code|
|00002710| 20 5c 22 25 73 5c 22 29 | 2e 5c 6e 22 2c 0a 09 09 | \"%s\")|.\n",...|
|00002720| 20 20 20 20 63 6f 64 65 | 29 3b 0a 09 09 72 6d 74 |    code|);...rmt|
|00002730| 63 6f 6e 6e 61 62 6f 72 | 74 65 64 28 29 3b 0a 09 |connabor|ted();..|
|00002740| 7d 0a 09 72 65 74 75 72 | 6e 20 28 61 74 6f 69 28 |}..retur|n (atoi(|
|00002750| 63 6f 64 65 20 2b 20 31 | 29 29 3b 0a 7d 0a 0a 69 |code + 1|));.}..i|
|00002760| 6e 74 0a 72 6d 74 67 65 | 74 62 28 29 0a 7b 0a 09 |nt.rmtge|tb().{..|
|00002770| 63 68 61 72 20 63 3b 0a | 0a 09 69 66 20 28 72 65 |char c;.|..if (re|
|00002780| 61 64 28 72 6d 74 61 70 | 65 2c 20 26 63 2c 20 31 |ad(rmtap|e, &c, 1|
|00002790| 29 20 21 3d 20 31 29 0a | 09 09 72 6d 74 63 6f 6e |) != 1).|..rmtcon|
|000027a0| 6e 61 62 6f 72 74 65 64 | 28 29 3b 0a 09 72 65 74 |naborted|();..ret|
|000027b0| 75 72 6e 20 28 63 29 3b | 0a 7d 0a 0a 2f 2a 20 47 |urn (c);|.}../* G|
|000027c0| 65 74 20 61 20 6c 69 6e | 65 20 28 67 75 61 72 61 |et a lin|e (guara|
|000027d0| 6e 74 65 65 64 20 74 6f | 20 68 61 76 65 20 61 20 |nteed to| have a |
|000027e0| 74 72 61 69 6c 69 6e 67 | 20 6e 65 77 6c 69 6e 65 |trailing| newline|
|000027f0| 29 2e 20 2a 2f 0a 76 6f | 69 64 0a 72 6d 74 67 65 |). */.vo|id.rmtge|
|00002800| 74 73 28 6c 69 6e 65 2c | 20 6c 65 6e 29 0a 09 63 |ts(line,| len)..c|
|00002810| 68 61 72 20 2a 6c 69 6e | 65 3b 0a 09 69 6e 74 20 |har *lin|e;..int |
|00002820| 6c 65 6e 3b 0a 7b 0a 09 | 72 65 67 69 73 74 65 72 |len;.{..|register|
|00002830| 20 63 68 61 72 20 2a 63 | 70 20 3d 20 6c 69 6e 65 | char *c|p = line|
|00002840| 3b 0a 0a 09 77 68 69 6c | 65 20 28 6c 65 6e 20 3e |;...whil|e (len >|
|00002850| 20 31 29 20 7b 0a 09 09 | 2a 63 70 20 3d 20 72 6d | 1) {...|*cp = rm|
|00002860| 74 67 65 74 62 28 29 3b | 0a 09 09 69 66 20 28 2a |tgetb();|...if (*|
|00002870| 63 70 20 3d 3d 20 27 5c | 6e 27 29 20 7b 0a 09 09 |cp == '\|n') {...|
|00002880| 09 63 70 5b 31 5d 20 3d | 20 27 5c 30 27 3b 0a 09 |.cp[1] =| '\0';..|
|00002890| 09 09 72 65 74 75 72 6e | 3b 0a 09 09 7d 0a 09 09 |..return|;...}...|
|000028a0| 63 70 2b 2b 3b 0a 09 09 | 6c 65 6e 2d 2d 3b 0a 09 |cp++;...|len--;..|
|000028b0| 7d 0a 09 2a 63 70 20 3d | 20 27 5c 30 27 3b 0a 09 |}..*cp =| '\0';..|
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|00003920| 63 20 3d 20 2d 31 3b 09 | 2f 2a 20 74 61 70 65 20 |c = -1;.|/* tape |
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|00003c10| 20 72 65 61 64 20 64 69 | 73 6b 20 62 6c 6f 63 6b | read di|sk block|
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|00003cb0| 20 64 61 64 64 72 27 73 | 20 74 6f 20 74 68 65 20 | daddr's| to the |
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|00003cd0| 2e 0a 20 2a 20 54 68 65 | 20 66 6f 6c 6c 6f 77 69 |.. * The| followi|
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|00003d10| 74 20 74 6f 20 73 6c 61 | 76 65 73 2e 0a 20 2a 2f |t to sla|ves.. */|
|00003d20| 0a 73 74 72 75 63 74 20 | 72 65 71 20 7b 0a 09 64 |.struct |req {..d|
|00003d30| 61 64 64 72 5f 74 20 64 | 62 6c 6b 3b 0a 09 69 6e |addr_t d|blk;..in|
|00003d40| 74 20 63 6f 75 6e 74 3b | 0a 7d 3b 0a 69 6e 74 20 |t count;|.};.int |
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|00003d60| 20 53 4c 41 56 45 53 20 | 33 09 09 2f 2a 20 31 20 | SLAVES |3../* 1 |
|00003d70| 73 6c 61 76 65 20 77 72 | 69 74 69 6e 67 2c 20 31 |slave wr|iting, 1|
|00003d80| 20 72 65 61 64 69 6e 67 | 2c 20 31 20 66 6f 72 20 | reading|, 1 for |
|00003d90| 73 6c 61 63 6b 20 2a 2f | 0a 73 74 72 75 63 74 20 |slack */|.struct |
|00003da0| 73 6c 61 76 65 20 7b 0a | 09 69 6e 74 20 74 61 70 |slave {.|.int tap|
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|00003e70| 66 64 3b 09 09 09 2f 2a | 20 46 44 20 66 6f 72 20 |fd;.../*| FD for |
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|00003eb0| 2f 0a 09 69 6e 74 20 73 | 65 6e 74 3b 09 09 2f 2a |/..int s|ent;../*|
|00003ec0| 20 31 20 3d 3d 20 77 65 | 27 76 65 20 73 65 6e 74 | 1 == we|'ve sent|
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|00003f10| 20 62 6c 6f 63 6b 20 2a | 2f 0a 09 63 68 61 72 20 | block *|/..char |
|00003f20| 28 2a 74 62 6c 6f 63 6b | 29 5b 54 50 5f 42 53 49 |(*tblock|)[TP_BSI|
|00003f30| 5a 45 5d 3b 20 2f 2a 20 | 62 75 66 66 65 72 20 66 |ZE]; /* |buffer f|
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|00003f90| 3b 0a 73 74 72 75 63 74 | 20 73 6c 61 76 65 20 2a |;.struct| slave *|
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|00004440| 75 6e 64 61 72 79 20 74 | 6f 20 73 70 65 65 64 20 |undary t|o speed |
|00004450| 75 70 20 74 61 70 65 20 | 77 72 69 74 65 28 29 2e |up tape |write().|
|00004460| 0a 09 20 2a 2f 0a 09 66 | 6f 72 20 28 69 20 3d 20 |.. */..f|or (i = |
|00004470| 30 3b 20 69 20 3c 3d 20 | 53 4c 41 56 45 53 3b 20 |0; i <= |SLAVES; |
|00004480| 69 2b 2b 29 20 7b 0a 09 | 09 62 75 66 20 3d 20 28 |i++) {..|.buf = (|
|00004490| 63 68 61 72 20 2a 29 0a | 09 09 20 20 20 20 6d 61 |char *).|..    ma|
|000044a0| 6c 6c 6f 63 28 28 75 6e | 73 69 67 6e 65 64 29 28 |lloc((un|signed)(|
|000044b0| 72 65 71 73 69 7a 20 2b | 20 77 72 69 74 65 73 69 |reqsiz +| writesi|
|000044c0| 7a 65 20 2b 20 70 67 6f | 66 66 20 2b 20 54 50 5f |ze + pgo|ff + TP_|
|000044d0| 42 53 49 5a 45 29 29 3b | 0a 09 09 69 66 20 28 62 |BSIZE));|...if (b|
|000044e0| 75 66 20 3d 3d 20 4e 55 | 4c 4c 29 0a 09 09 09 72 |uf == NU|LL)....r|
|000044f0| 65 74 75 72 6e 28 30 29 | 3b 0a 09 09 73 6c 61 76 |eturn(0)|;...slav|
|00004500| 65 73 5b 69 5d 2e 74 62 | 6c 6f 63 6b 20 3d 20 28 |es[i].tb|lock = (|
|00004510| 63 68 61 72 20 28 2a 29 | 5b 54 50 5f 42 53 49 5a |char (*)|[TP_BSIZ|
|00004520| 45 5d 29 0a 09 09 20 20 | 20 20 28 28 28 6c 6f 6e |E])...  |  (((lon|
|00004530| 67 29 26 62 75 66 5b 6e | 74 72 65 63 20 2b 20 31 |g)&buf[n|trec + 1|
|00004540| 5d 20 2b 20 70 67 6f 66 | 66 29 20 26 7e 20 70 67 |] + pgof|f) &~ pg|
|00004550| 6f 66 66 29 3b 0a 09 09 | 73 6c 61 76 65 73 5b 69 |off);...|slaves[i|
|00004560| 5d 2e 72 65 71 20 3d 20 | 28 73 74 72 75 63 74 20 |].req = |(struct |
|00004570| 72 65 71 20 2a 29 73 6c | 61 76 65 73 5b 69 5d 2e |req *)sl|aves[i].|
|00004580| 74 62 6c 6f 63 6b 20 2d | 20 6e 74 72 65 63 20 2d |tblock -| ntrec -|
|00004590| 20 31 3b 0a 09 7d 0a 09 | 73 6c 70 20 3d 20 26 73 | 1;..}..|slp = &s|
|000045a0| 6c 61 76 65 73 5b 30 5d | 3b 0a 09 73 6c 70 2d 3e |laves[0]|;..slp->|
|000045b0| 63 6f 75 6e 74 20 3d 20 | 31 3b 0a 09 73 6c 70 2d |count = |1;..slp-|
|000045c0| 3e 74 61 70 65 61 20 3d | 20 30 3b 0a 09 73 6c 70 |>tapea =| 0;..slp|
|000045d0| 2d 3e 66 69 72 73 74 72 | 65 63 20 3d 20 30 3b 0a |->firstr|ec = 0;.|
|000045e0| 09 6e 65 78 74 62 6c 6f | 63 6b 20 3d 20 73 6c 70 |.nextblo|ck = slp|
|000045f0| 2d 3e 74 62 6c 6f 63 6b | 3b 0a 09 72 65 74 75 72 |->tblock|;..retur|
|00004600| 6e 28 31 29 3b 0a 7d 0a | 0a 76 6f 69 64 0a 77 72 |n(1);.}.|.void.wr|
|00004610| 69 74 65 72 65 63 28 64 | 70 2c 20 69 73 73 70 63 |iterec(d|p, isspc|
|00004620| 6c 29 0a 09 63 68 61 72 | 20 2a 64 70 3b 0a 09 69 |l)..char| *dp;..i|
|00004630| 6e 74 20 69 73 73 70 63 | 6c 3b 0a 7b 0a 0a 09 73 |nt isspc|l;.{...s|
|00004640| 6c 70 2d 3e 72 65 71 5b | 74 72 65 63 6e 6f 5d 2e |lp->req[|trecno].|
|00004650| 64 62 6c 6b 20 3d 20 28 | 64 61 64 64 72 5f 74 29 |dblk = (|daddr_t)|
|00004660| 30 3b 0a 09 73 6c 70 2d | 3e 72 65 71 5b 74 72 65 |0;..slp-|>req[tre|
|00004670| 63 6e 6f 5d 2e 63 6f 75 | 6e 74 20 3d 20 31 3b 0a |cno].cou|nt = 1;.|
|00004680| 09 2a 28 75 6e 69 6f 6e | 20 75 5f 73 70 63 6c 20 |.*(union| u_spcl |
|00004690| 2a 29 28 2a 28 6e 65 78 | 74 62 6c 6f 63 6b 29 2b |*)(*(nex|tblock)+|
|000046a0| 2b 29 20 3d 20 2a 28 75 | 6e 69 6f 6e 20 75 5f 73 |+) = *(u|nion u_s|
|000046b0| 70 63 6c 20 2a 29 64 70 | 3b 0a 09 69 66 20 28 69 |pcl *)dp|;..if (i|
|000046c0| 73 73 70 63 6c 29 0a 09 | 09 6c 61 73 74 73 70 63 |sspcl)..|.lastspc|
|000046d0| 6c 72 65 63 20 3d 20 73 | 70 63 6c 2e 63 5f 74 61 |lrec = s|pcl.c_ta|
|000046e0| 70 65 61 3b 0a 09 74 72 | 65 63 6e 6f 2b 2b 3b 0a |pea;..tr|ecno++;.|
|000046f0| 09 73 70 63 6c 2e 63 5f | 74 61 70 65 61 2b 2b 3b |.spcl.c_|tapea++;|
|00004700| 0a 09 69 66 20 28 74 72 | 65 63 6e 6f 20 3e 3d 20 |..if (tr|ecno >= |
|00004710| 6e 74 72 65 63 29 0a 09 | 09 66 6c 75 73 68 74 61 |ntrec)..|.flushta|
|00004720| 70 65 28 29 3b 0a 7d 0a | 0a 76 6f 69 64 0a 64 75 |pe();.}.|.void.du|
|00004730| 6d 70 62 6c 6f 63 6b 28 | 62 6c 6b 6e 6f 2c 20 73 |mpblock(|blkno, s|
|00004740| 69 7a 65 29 0a 09 64 61 | 64 64 72 5f 74 20 62 6c |ize)..da|ddr_t bl|
|00004750| 6b 6e 6f 3b 0a 09 69 6e | 74 20 73 69 7a 65 3b 0a |kno;..in|t size;.|
|00004760| 7b 0a 09 69 6e 74 20 61 | 76 61 69 6c 2c 20 74 70 |{..int a|vail, tp|
|00004770| 62 6c 6b 73 2c 20 64 62 | 6c 6b 6e 6f 3b 0a 0a 09 |blks, db|lkno;...|
|00004780| 64 62 6c 6b 6e 6f 20 3d | 20 66 73 62 74 6f 64 62 |dblkno =| fsbtodb|
|00004790| 28 73 62 6c 6f 63 6b 2c | 20 62 6c 6b 6e 6f 29 3b |(sblock,| blkno);|
|000047a0| 0a 09 74 70 62 6c 6b 73 | 20 3d 20 73 69 7a 65 20 |..tpblks| = size |
|000047b0| 3e 3e 20 74 70 5f 62 73 | 68 69 66 74 3b 0a 09 77 |>> tp_bs|hift;..w|
|000047c0| 68 69 6c 65 20 28 28 61 | 76 61 69 6c 20 3d 20 4d |hile ((a|vail = M|
|000047d0| 49 4e 28 74 70 62 6c 6b | 73 2c 20 6e 74 72 65 63 |IN(tpblk|s, ntrec|
|000047e0| 20 2d 20 74 72 65 63 6e | 6f 29 29 20 3e 20 30 29 | - trecn|o)) > 0)|
|000047f0| 20 7b 0a 09 09 73 6c 70 | 2d 3e 72 65 71 5b 74 72 | {...slp|->req[tr|
|00004800| 65 63 6e 6f 5d 2e 64 62 | 6c 6b 20 3d 20 64 62 6c |ecno].db|lk = dbl|
|00004810| 6b 6e 6f 3b 0a 09 09 73 | 6c 70 2d 3e 72 65 71 5b |kno;...s|lp->req[|
|00004820| 74 72 65 63 6e 6f 5d 2e | 63 6f 75 6e 74 20 3d 20 |trecno].|count = |
|00004830| 61 76 61 69 6c 3b 0a 09 | 09 74 72 65 63 6e 6f 20 |avail;..|.trecno |
|00004840| 2b 3d 20 61 76 61 69 6c | 3b 0a 09 09 73 70 63 6c |+= avail|;...spcl|
|00004850| 2e 63 5f 74 61 70 65 61 | 20 2b 3d 20 61 76 61 69 |.c_tapea| += avai|
|00004860| 6c 3b 0a 09 09 69 66 20 | 28 74 72 65 63 6e 6f 20 |l;...if |(trecno |
|00004870| 3e 3d 20 6e 74 72 65 63 | 29 0a 09 09 09 66 6c 75 |>= ntrec|)....flu|
|00004880| 73 68 74 61 70 65 28 29 | 3b 0a 09 09 64 62 6c 6b |shtape()|;...dblk|
|00004890| 6e 6f 20 2b 3d 20 61 76 | 61 69 6c 20 3c 3c 20 28 |no += av|ail << (|
|000048a0| 74 70 5f 62 73 68 69 66 | 74 20 2d 20 64 65 76 5f |tp_bshif|t - dev_|
|000048b0| 62 73 68 69 66 74 29 3b | 0a 09 09 74 70 62 6c 6b |bshift);|...tpblk|
|000048c0| 73 20 2d 3d 20 61 76 61 | 69 6c 3b 0a 09 7d 0a 7d |s -= ava|il;..}.}|
|000048d0| 0a 0a 69 6e 74 09 6e 6f | 67 72 69 70 65 20 3d 20 |..int.no|gripe = |
|000048e0| 30 3b 0a 0a 76 6f 69 64 | 0a 74 70 65 72 72 6f 72 |0;..void|.tperror|
|000048f0| 28 73 69 67 6e 6f 29 0a | 09 69 6e 74 20 73 69 67 |(signo).|.int sig|
|00004900| 6e 6f 3b 0a 7b 0a 0a 09 | 69 66 20 28 70 69 70 65 |no;.{...|if (pipe|
|00004910| 6f 75 74 29 20 7b 0a 09 | 09 6d 73 67 28 22 77 72 |out) {..|.msg("wr|
|00004920| 69 74 65 20 65 72 72 6f | 72 20 6f 6e 20 25 73 5c |ite erro|r on %s\|
|00004930| 6e 22 2c 20 74 61 70 65 | 29 3b 0a 09 09 71 75 69 |n", tape|);...qui|
|00004940| 74 28 22 43 61 6e 6e 6f | 74 20 72 65 63 6f 76 65 |t("Canno|t recove|
|00004950| 72 5c 6e 22 29 3b 0a 09 | 09 2f 2a 20 4e 4f 54 52 |r\n");..|./* NOTR|
|00004960| 45 41 43 48 45 44 20 2a | 2f 0a 09 7d 0a 09 6d 73 |EACHED *|/..}..ms|
|00004970| 67 28 22 77 72 69 74 65 | 20 65 72 72 6f 72 20 25 |g("write| error %|
|00004980| 64 20 62 6c 6f 63 6b 73 | 20 69 6e 74 6f 20 76 6f |d blocks| into vo|
|00004990| 6c 75 6d 65 20 25 64 5c | 6e 22 2c 20 62 6c 6f 63 |lume %d\|n", bloc|
|000049a0| 6b 73 74 68 69 73 76 6f | 6c 2c 20 74 61 70 65 6e |ksthisvo|l, tapen|
|000049b0| 6f 29 3b 0a 09 62 72 6f | 61 64 63 61 73 74 28 22 |o);..bro|adcast("|
|000049c0| 44 55 4d 50 20 57 52 49 | 54 45 20 45 52 52 4f 52 |DUMP WRI|TE ERROR|
|000049d0| 21 5c 6e 22 29 3b 0a 09 | 69 66 20 28 21 71 75 65 |!\n");..|if (!que|
|000049e0| 72 79 28 22 44 6f 20 79 | 6f 75 20 77 61 6e 74 20 |ry("Do y|ou want |
|000049f0| 74 6f 20 72 65 73 74 61 | 72 74 3f 22 29 29 0a 09 |to resta|rt?"))..|
|00004a00| 09 64 75 6d 70 61 62 6f | 72 74 28 30 29 3b 0a 09 |.dumpabo|rt(0);..|
|00004a10| 6d 73 67 28 22 43 6c 6f | 73 69 6e 67 20 74 68 69 |msg("Clo|sing thi|
|00004a20| 73 20 76 6f 6c 75 6d 65 | 2e 20 20 50 72 65 70 61 |s volume|.  Prepa|
|00004a30| 72 65 20 74 6f 20 72 65 | 73 74 61 72 74 20 77 69 |re to re|start wi|
|00004a40| 74 68 20 6e 65 77 20 6d | 65 64 69 61 3b 5c 6e 22 |th new m|edia;\n"|
|00004a50| 29 3b 0a 09 6d 73 67 28 | 22 74 68 69 73 20 64 75 |);..msg(|"this du|
|00004a60| 6d 70 20 76 6f 6c 75 6d | 65 20 77 69 6c 6c 20 62 |mp volum|e will b|
|00004a70| 65 20 72 65 77 72 69 74 | 74 65 6e 2e 5c 6e 22 29 |e rewrit|ten.\n")|
|00004a80| 3b 0a 09 6b 69 6c 6c 61 | 6c 6c 28 29 3b 0a 09 6e |;..killa|ll();..n|
|00004a90| 6f 67 72 69 70 65 20 3d | 20 31 3b 0a 09 63 6c 6f |ogripe =| 1;..clo|
|00004aa0| 73 65 5f 72 65 77 69 6e | 64 28 29 3b 0a 09 45 78 |se_rewin|d();..Ex|
|00004ab0| 69 74 28 58 5f 52 45 57 | 52 49 54 45 29 3b 0a 7d |it(X_REW|RITE);.}|
|00004ac0| 0a 0a 76 6f 69 64 0a 73 | 69 67 70 69 70 65 28 73 |..void.s|igpipe(s|
|00004ad0| 69 67 6e 6f 29 0a 09 69 | 6e 74 20 73 69 67 6e 6f |igno)..i|nt signo|
|00004ae0| 3b 0a 7b 0a 0a 09 71 75 | 69 74 28 22 42 72 6f 6b |;.{...qu|it("Brok|
|00004af0| 65 6e 20 70 69 70 65 5c | 6e 22 29 3b 0a 7d 0a 0a |en pipe\|n");.}..|
|00004b00| 73 74 61 74 69 63 20 76 | 6f 69 64 0a 66 6c 75 73 |static v|oid.flus|
|00004b10| 68 74 61 70 65 28 29 0a | 7b 0a 09 69 6e 74 20 69 |htape().|{..int i|
|00004b20| 2c 20 62 6c 6b 73 2c 20 | 67 6f 74 3b 0a 09 6c 6f |, blks, |got;..lo|
|00004b30| 6e 67 20 6c 61 73 74 66 | 69 72 73 74 72 65 63 3b |ng lastf|irstrec;|
|00004b40| 0a 0a 09 69 6e 74 20 73 | 69 7a 20 3d 20 28 63 68 |...int s|iz = (ch|
|00004b50| 61 72 20 2a 29 6e 65 78 | 74 62 6c 6f 63 6b 20 2d |ar *)nex|tblock -|
|00004b60| 20 28 63 68 61 72 20 2a | 29 73 6c 70 2d 3e 72 65 | (char *|)slp->re|
|00004b70| 71 3b 0a 0a 09 73 6c 70 | 2d 3e 72 65 71 5b 74 72 |q;...slp|->req[tr|
|00004b80| 65 63 6e 6f 5d 2e 63 6f | 75 6e 74 20 3d 20 30 3b |ecno].co|unt = 0;|
|00004b90| 09 09 09 2f 2a 20 53 65 | 6e 74 69 6e 65 6c 20 2a |.../* Se|ntinel *|
|00004ba0| 2f 0a 0a 09 69 66 20 28 | 61 74 6f 6d 69 63 28 77 |/...if (|atomic(w|
|00004bb0| 72 69 74 65 2c 20 73 6c | 70 2d 3e 66 64 2c 20 28 |rite, sl|p->fd, (|
|00004bc0| 63 68 61 72 20 2a 29 73 | 6c 70 2d 3e 72 65 71 2c |char *)s|lp->req,|
|00004bd0| 20 73 69 7a 29 20 21 3d | 20 73 69 7a 29 0a 09 09 | siz) !=| siz)...|
|00004be0| 71 75 69 74 28 22 65 72 | 72 6f 72 20 77 72 69 74 |quit("er|ror writ|
|00004bf0| 69 6e 67 20 63 6f 6d 6d | 61 6e 64 20 70 69 70 65 |ing comm|and pipe|
|00004c00| 3a 20 25 73 5c 6e 22 2c | 20 73 74 72 65 72 72 6f |: %s\n",| strerro|
|00004c10| 72 28 65 72 72 6e 6f 29 | 29 3b 0a 09 73 6c 70 2d |r(errno)|);..slp-|
|00004c20| 3e 73 65 6e 74 20 3d 20 | 31 3b 20 2f 2a 20 77 65 |>sent = |1; /* we|
|00004c30| 20 73 65 6e 74 20 61 20 | 72 65 71 75 65 73 74 2c | sent a |request,|
|00004c40| 20 72 65 61 64 20 74 68 | 65 20 72 65 73 70 6f 6e | read th|e respon|
|00004c50| 73 65 20 6c 61 74 65 72 | 20 2a 2f 0a 0a 09 6c 61 |se later| */...la|
|00004c60| 73 74 66 69 72 73 74 72 | 65 63 20 3d 20 73 6c 70 |stfirstr|ec = slp|
|00004c70| 2d 3e 66 69 72 73 74 72 | 65 63 3b 0a 0a 09 69 66 |->firstr|ec;...if|
|00004c80| 20 28 2b 2b 73 6c 70 20 | 3e 3d 20 26 73 6c 61 76 | (++slp |>= &slav|
|00004c90| 65 73 5b 53 4c 41 56 45 | 53 5d 29 0a 09 09 73 6c |es[SLAVE|S])...sl|
|00004ca0| 70 20 3d 20 26 73 6c 61 | 76 65 73 5b 30 5d 3b 0a |p = &sla|ves[0];.|
|00004cb0| 0a 09 2f 2a 20 52 65 61 | 64 20 72 65 73 75 6c 74 |../* Rea|d result|
|00004cc0| 73 20 62 61 63 6b 20 66 | 72 6f 6d 20 6e 65 78 74 |s back f|rom next|
|00004cd0| 20 73 6c 61 76 65 20 2a | 2f 0a 09 69 66 20 28 73 | slave *|/..if (s|
|00004ce0| 6c 70 2d 3e 73 65 6e 74 | 29 20 7b 0a 09 09 69 66 |lp->sent|) {...if|
|00004cf0| 20 28 61 74 6f 6d 69 63 | 28 72 65 61 64 2c 20 73 | (atomic|(read, s|
|00004d00| 6c 70 2d 3e 66 64 2c 20 | 28 63 68 61 72 20 2a 29 |lp->fd, |(char *)|
|00004d10| 26 67 6f 74 2c 20 73 69 | 7a 65 6f 66 20 67 6f 74 |&got, si|zeof got|
|00004d20| 29 0a 09 09 20 20 20 20 | 21 3d 20 73 69 7a 65 6f |)...    |!= sizeo|
|00004d30| 66 20 67 6f 74 29 20 7b | 0a 09 09 09 70 65 72 72 |f got) {|....perr|
|00004d40| 6f 72 28 22 20 20 44 55 | 4d 50 3a 20 65 72 72 6f |or("  DU|MP: erro|
|00004d50| 72 20 72 65 61 64 69 6e | 67 20 63 6f 6d 6d 61 6e |r readin|g comman|
|00004d60| 64 20 70 69 70 65 20 69 | 6e 20 6d 61 73 74 65 72 |d pipe i|n master|
|00004d70| 22 29 3b 0a 09 09 09 64 | 75 6d 70 61 62 6f 72 74 |");....d|umpabort|
|00004d80| 28 30 29 3b 0a 09 09 7d | 0a 09 09 73 6c 70 2d 3e |(0);...}|...slp->|
|00004d90| 73 65 6e 74 20 3d 20 30 | 3b 0a 0a 09 09 2f 2a 20 |sent = 0|;..../* |
|00004da0| 43 68 65 63 6b 20 66 6f | 72 20 65 6e 64 20 6f 66 |Check fo|r end of|
|00004db0| 20 74 61 70 65 20 2a 2f | 0a 09 09 69 66 20 28 67 | tape */|...if (g|
|00004dc0| 6f 74 20 3c 20 77 72 69 | 74 65 73 69 7a 65 29 20 |ot < wri|tesize) |
|00004dd0| 7b 0a 09 09 09 6d 73 67 | 28 22 45 6e 64 20 6f 66 |{....msg|("End of|
|00004de0| 20 74 61 70 65 20 64 65 | 74 65 63 74 65 64 5c 6e | tape de|tected\n|
|00004df0| 22 29 3b 0a 0a 09 09 09 | 2f 2a 0a 09 09 09 20 2a |");.....|/*.... *|
|00004e00| 20 44 72 61 69 6e 20 74 | 68 65 20 72 65 73 75 6c | Drain t|he resul|
|00004e10| 74 73 2c 20 64 6f 6e 27 | 74 20 63 61 72 65 20 77 |ts, don'|t care w|
|00004e20| 68 61 74 20 74 68 65 20 | 76 61 6c 75 65 73 20 77 |hat the |values w|
|00004e30| 65 72 65 2e 0a 09 09 09 | 20 2a 20 49 66 20 77 65 |ere.....| * If we|
|00004e40| 20 72 65 61 64 20 74 68 | 65 6d 20 68 65 72 65 20 | read th|em here |
|00004e50| 74 68 65 6e 20 74 72 65 | 77 69 6e 64 20 77 6f 6e |then tre|wind won|
|00004e60| 27 74 2e 2e 2e 0a 09 09 | 09 20 2a 2f 0a 09 09 09 |'t......|. */....|
|00004e70| 66 6f 72 20 28 69 20 3d | 20 30 3b 20 69 20 3c 20 |for (i =| 0; i < |
|00004e80| 53 4c 41 56 45 53 3b 20 | 69 2b 2b 29 20 7b 0a 09 |SLAVES; |i++) {..|
|00004e90| 09 09 09 69 66 20 28 73 | 6c 61 76 65 73 5b 69 5d |...if (s|laves[i]|
|00004ea0| 2e 73 65 6e 74 29 20 7b | 0a 09 09 09 09 09 69 66 |.sent) {|......if|
|00004eb0| 20 28 61 74 6f 6d 69 63 | 28 72 65 61 64 2c 20 73 | (atomic|(read, s|
|00004ec0| 6c 61 76 65 73 5b 69 5d | 2e 66 64 2c 0a 09 09 09 |laves[i]|.fd,....|
|00004ed0| 09 09 20 20 20 20 28 63 | 68 61 72 20 2a 29 26 67 |..    (c|har *)&g|
|00004ee0| 6f 74 2c 20 73 69 7a 65 | 6f 66 20 67 6f 74 29 0a |ot, size|of got).|
|00004ef0| 09 09 09 09 09 20 20 20 | 20 21 3d 20 73 69 7a 65 |.....   | != size|
|00004f00| 6f 66 20 67 6f 74 29 20 | 7b 0a 09 09 09 09 09 09 |of got) |{.......|
|00004f10| 70 65 72 72 6f 72 28 22 | 20 20 44 55 4d 50 3a 20 |perror("|  DUMP: |
|00004f20| 65 72 72 6f 72 20 72 65 | 61 64 69 6e 67 20 63 6f |error re|ading co|
|00004f30| 6d 6d 61 6e 64 20 70 69 | 70 65 20 69 6e 20 6d 61 |mmand pi|pe in ma|
|00004f40| 73 74 65 72 22 29 3b 0a | 09 09 09 09 09 09 64 75 |ster");.|......du|
|00004f50| 6d 70 61 62 6f 72 74 28 | 30 29 3b 0a 09 09 09 09 |mpabort(|0);.....|
|00004f60| 09 7d 0a 09 09 09 09 09 | 73 6c 61 76 65 73 5b 69 |.}......|slaves[i|
|00004f70| 5d 2e 73 65 6e 74 20 3d | 20 30 3b 0a 09 09 09 09 |].sent =| 0;.....|
|00004f80| 7d 0a 09 09 09 7d 0a 0a | 09 09 09 63 6c 6f 73 65 |}....}..|...close|
|00004f90| 5f 72 65 77 69 6e 64 28 | 29 3b 0a 09 09 09 72 6f |_rewind(|);....ro|
|00004fa0| 6c 6c 66 6f 72 77 61 72 | 64 28 29 3b 0a 09 09 09 |llforwar|d();....|
|00004fb0| 72 65 74 75 72 6e 3b 0a | 09 09 7d 0a 09 7d 0a 0a |return;.|..}..}..|
|00004fc0| 09 62 6c 6b 73 20 3d 20 | 30 3b 0a 09 69 66 20 28 |.blks = |0;..if (|
|00004fd0| 73 70 63 6c 2e 63 5f 74 | 79 70 65 20 21 3d 20 54 |spcl.c_t|ype != T|
|00004fe0| 53 5f 45 4e 44 29 20 7b | 0a 09 09 66 6f 72 20 28 |S_END) {|...for (|
|00004ff0| 69 20 3d 20 30 3b 20 69 | 20 3c 20 73 70 63 6c 2e |i = 0; i| < spcl.|
|00005000| 63 5f 63 6f 75 6e 74 3b | 20 69 2b 2b 29 0a 09 09 |c_count;| i++)...|
|00005010| 09 69 66 20 28 73 70 63 | 6c 2e 63 5f 61 64 64 72 |.if (spc|l.c_addr|
|00005020| 5b 69 5d 20 21 3d 20 30 | 29 0a 09 09 09 09 62 6c |[i] != 0|).....bl|
|00005030| 6b 73 2b 2b 3b 0a 09 7d | 0a 09 73 6c 70 2d 3e 63 |ks++;..}|..slp->c|
|00005040| 6f 75 6e 74 20 3d 20 6c | 61 73 74 73 70 63 6c 72 |ount = l|astspclr|
|00005050| 65 63 20 2b 20 62 6c 6b | 73 20 2b 20 31 20 2d 20 |ec + blk|s + 1 - |
|00005060| 73 70 63 6c 2e 63 5f 74 | 61 70 65 61 3b 0a 09 73 |spcl.c_t|apea;..s|
|00005070| 6c 70 2d 3e 74 61 70 65 | 61 20 3d 20 73 70 63 6c |lp->tape|a = spcl|
|00005080| 2e 63 5f 74 61 70 65 61 | 3b 0a 09 73 6c 70 2d 3e |.c_tapea|;..slp->|
|00005090| 66 69 72 73 74 72 65 63 | 20 3d 20 6c 61 73 74 66 |firstrec| = lastf|
|000050a0| 69 72 73 74 72 65 63 20 | 2b 20 6e 74 72 65 63 3b |irstrec |+ ntrec;|
|000050b0| 0a 09 73 6c 70 2d 3e 69 | 6e 6f 64 65 20 3d 20 63 |..slp->i|node = c|
|000050c0| 75 72 69 6e 6f 3b 0a 09 | 6e 65 78 74 62 6c 6f 63 |urino;..|nextbloc|
|000050d0| 6b 20 3d 20 73 6c 70 2d | 3e 74 62 6c 6f 63 6b 3b |k = slp-|>tblock;|
|000050e0| 0a 09 74 72 65 63 6e 6f | 20 3d 20 30 3b 0a 09 61 |..trecno| = 0;..a|
|000050f0| 73 69 7a 65 20 2b 3d 20 | 74 65 6e 74 68 73 3b 0a |size += |tenths;.|
|00005100| 09 62 6c 6f 63 6b 73 77 | 72 69 74 74 65 6e 20 2b |.blocksw|ritten +|
|00005110| 3d 20 6e 74 72 65 63 3b | 0a 09 62 6c 6f 63 6b 73 |= ntrec;|..blocks|
|00005120| 74 68 69 73 76 6f 6c 20 | 2b 3d 20 6e 74 72 65 63 |thisvol |+= ntrec|
|00005130| 3b 0a 09 69 66 20 28 21 | 70 69 70 65 6f 75 74 20 |;..if (!|pipeout |
|00005140| 26 26 20 28 62 6c 6f 63 | 6b 73 70 65 72 66 69 6c |&& (bloc|ksperfil|
|00005150| 65 20 3f 0a 09 20 20 20 | 20 28 62 6c 6f 63 6b 73 |e ?..   | (blocks|
|00005160| 74 68 69 73 76 6f 6c 20 | 3e 3d 20 62 6c 6f 63 6b |thisvol |>= block|
|00005170| 73 70 65 72 66 69 6c 65 | 29 20 3a 20 28 61 73 69 |sperfile|) : (asi|
|00005180| 7a 65 20 3e 20 74 73 69 | 7a 65 29 29 29 20 7b 0a |ze > tsi|ze))) {.|
|00005190| 09 09 63 6c 6f 73 65 5f | 72 65 77 69 6e 64 28 29 |..close_|rewind()|
|000051a0| 3b 0a 09 09 73 74 61 72 | 74 6e 65 77 74 61 70 65 |;...star|tnewtape|
|000051b0| 28 30 29 3b 0a 09 7d 0a | 09 74 69 6d 65 65 73 74 |(0);..}.|.timeest|
|000051c0| 28 29 3b 0a 7d 0a 0a 76 | 6f 69 64 0a 74 72 65 77 |();.}..v|oid.trew|
|000051d0| 69 6e 64 28 29 0a 7b 0a | 09 69 6e 74 20 66 3b 0a |ind().{.|.int f;.|
|000051e0| 09 69 6e 74 20 67 6f 74 | 3b 0a 0a 09 66 6f 72 20 |.int got|;...for |
|000051f0| 28 66 20 3d 20 30 3b 20 | 66 20 3c 20 53 4c 41 56 |(f = 0; |f < SLAV|
|00005200| 45 53 3b 20 66 2b 2b 29 | 20 7b 0a 09 09 2f 2a 0a |ES; f++)| {.../*.|
|00005210| 09 09 20 2a 20 44 72 61 | 69 6e 20 74 68 65 20 72 |.. * Dra|in the r|
|00005220| 65 73 75 6c 74 73 2c 20 | 62 75 74 20 75 6e 6c 69 |esults, |but unli|
|00005230| 6b 65 20 45 4f 54 20 77 | 65 20 44 4f 20 28 6f 72 |ke EOT w|e DO (or|
|00005240| 20 73 68 6f 75 6c 64 29 | 20 63 61 72 65 20 0a 09 | should)| care ..|
|00005250| 09 20 2a 20 77 68 61 74 | 20 74 68 65 20 72 65 74 |. * what| the ret|
|00005260| 75 72 6e 20 76 61 6c 75 | 65 73 20 77 65 72 65 2c |urn valu|es were,|
|00005270| 20 73 69 6e 63 65 20 69 | 66 20 77 65 20 64 65 74 | since i|f we det|
|00005280| 65 63 74 20 45 4f 54 20 | 61 66 74 65 72 20 0a 09 |ect EOT |after ..|
|00005290| 09 20 2a 20 77 65 20 74 | 68 69 6e 6b 20 77 65 27 |. * we t|hink we'|
|000052a0| 76 65 20 77 72 69 74 74 | 65 6e 20 74 68 65 20 6c |ve writt|en the l|
|000052b0| 61 73 74 20 62 6c 6f 63 | 6b 73 20 74 6f 20 74 68 |ast bloc|ks to th|
|000052c0| 65 20 74 61 70 65 20 61 | 6e 79 77 61 79 2c 20 0a |e tape a|nyway, .|
|000052d0| 09 09 20 2a 20 77 65 20 | 68 61 76 65 20 74 6f 20 |.. * we |have to |
|000052e0| 72 65 70 6c 61 79 20 74 | 68 6f 73 65 20 62 6c 6f |replay t|hose blo|
|000052f0| 63 6b 73 20 77 69 74 68 | 20 72 6f 6c 6c 66 6f 72 |cks with| rollfor|
|00005300| 77 61 72 64 2e 0a 09 09 | 20 2a 0a 09 09 20 2a 20 |ward....| *... * |
|00005310| 66 69 78 6d 65 3a 20 70 | 75 6e 74 20 66 6f 72 20 |fixme: p|unt for |
|00005320| 6e 6f 77 2e 20 20 0a 09 | 09 20 2a 2f 0a 09 09 69 |now.  ..|. */...i|
|00005330| 66 20 28 73 6c 61 76 65 | 73 5b 66 5d 2e 73 65 6e |f (slave|s[f].sen|
|00005340| 74 29 20 7b 0a 09 09 09 | 69 66 20 28 61 74 6f 6d |t) {....|if (atom|
|00005350| 69 63 28 72 65 61 64 2c | 20 73 6c 61 76 65 73 5b |ic(read,| slaves[|
|00005360| 66 5d 2e 66 64 2c 20 28 | 63 68 61 72 20 2a 29 26 |f].fd, (|char *)&|
|00005370| 67 6f 74 2c 20 73 69 7a | 65 6f 66 20 67 6f 74 29 |got, siz|eof got)|
|00005380| 0a 09 09 09 20 20 20 20 | 21 3d 20 73 69 7a 65 6f |....    |!= sizeo|
|00005390| 66 20 67 6f 74 29 20 7b | 0a 09 09 09 09 70 65 72 |f got) {|.....per|
|000053a0| 72 6f 72 28 22 20 20 44 | 55 4d 50 3a 20 65 72 72 |ror("  D|UMP: err|
|000053b0| 6f 72 20 72 65 61 64 69 | 6e 67 20 63 6f 6d 6d 61 |or readi|ng comma|
|000053c0| 6e 64 20 70 69 70 65 20 | 69 6e 20 6d 61 73 74 65 |nd pipe |in maste|
|000053d0| 72 22 29 3b 0a 09 09 09 | 09 64 75 6d 70 61 62 6f |r");....|.dumpabo|
|000053e0| 72 74 28 30 29 3b 0a 09 | 09 09 7d 0a 09 09 09 73 |rt(0);..|..}....s|
|000053f0| 6c 61 76 65 73 5b 66 5d | 2e 73 65 6e 74 20 3d 20 |laves[f]|.sent = |
|00005400| 30 3b 0a 09 09 09 69 66 | 20 28 67 6f 74 20 21 3d |0;....if| (got !=|
|00005410| 20 77 72 69 74 65 73 69 | 7a 65 29 20 7b 0a 09 09 | writesi|ze) {...|
|00005420| 09 09 6d 73 67 28 22 45 | 4f 54 20 64 65 74 65 63 |..msg("E|OT detec|
|00005430| 74 65 64 20 69 6e 20 6c | 61 73 74 20 32 20 74 61 |ted in l|ast 2 ta|
|00005440| 70 65 20 72 65 63 6f 72 | 64 73 21 5c 6e 22 29 3b |pe recor|ds!\n");|
|00005450| 0a 09 09 09 09 6d 73 67 | 28 22 55 73 65 20 61 20 |.....msg|("Use a |
|00005460| 6c 6f 6e 67 65 72 20 74 | 61 70 65 2c 20 64 65 63 |longer t|ape, dec|
|00005470| 72 65 61 73 65 20 74 68 | 65 20 73 69 7a 65 20 65 |rease th|e size e|
|00005480| 73 74 69 6d 61 74 65 5c | 6e 22 29 3b 0a 09 09 09 |stimate\|n");....|
|00005490| 09 71 75 69 74 28 22 6f | 72 20 75 73 65 20 6e 6f |.quit("o|r use no|
|000054a0| 20 73 69 7a 65 20 65 73 | 74 69 6d 61 74 65 20 61 | size es|timate a|
|000054b0| 74 20 61 6c 6c 2e 5c 6e | 22 29 3b 0a 09 09 09 7d |t all.\n|");....}|
|000054c0| 0a 09 09 7d 0a 09 09 28 | 76 6f 69 64 29 20 63 6c |...}...(|void) cl|
|000054d0| 6f 73 65 28 73 6c 61 76 | 65 73 5b 66 5d 2e 66 64 |ose(slav|es[f].fd|
|000054e0| 29 3b 0a 09 7d 0a 09 77 | 68 69 6c 65 20 28 77 61 |);..}..w|hile (wa|
|000054f0| 69 74 28 28 69 6e 74 20 | 2a 29 4e 55 4c 4c 29 20 |it((int |*)NULL) |
|00005500| 3e 3d 20 30 29 09 2f 2a | 20 77 61 69 74 20 66 6f |>= 0)./*| wait fo|
|00005510| 72 20 61 6e 79 20 73 69 | 67 6e 61 6c 73 20 66 72 |r any si|gnals fr|
|00005520| 6f 6d 20 73 6c 61 76 65 | 73 20 2a 2f 0a 09 09 2f |om slave|s */.../|
|00005530| 2a 20 76 6f 69 64 20 2a | 2f 3b 0a 0a 09 69 66 20 |* void *|/;...if |
|00005540| 28 70 69 70 65 6f 75 74 | 29 0a 09 09 72 65 74 75 |(pipeout|)...retu|
|00005550| 72 6e 3b 0a 0a 09 6d 73 | 67 28 22 43 6c 6f 73 69 |rn;...ms|g("Closi|
|00005560| 6e 67 20 25 73 5c 6e 22 | 2c 20 74 61 70 65 29 3b |ng %s\n"|, tape);|
|00005570| 0a 0a 23 69 66 64 65 66 | 20 52 44 55 4d 50 0a 09 |..#ifdef| RDUMP..|
|00005580| 69 66 20 28 68 6f 73 74 | 29 20 7b 0a 09 09 72 6d |if (host|) {...rm|
|00005590| 74 63 6c 6f 73 65 28 29 | 3b 0a 09 09 77 68 69 6c |tclose()|;...whil|
|000055a0| 65 20 28 72 6d 74 6f 70 | 65 6e 28 74 61 70 65 2c |e (rmtop|en(tape,|
|000055b0| 20 30 29 20 3c 20 30 29 | 0a 09 09 09 73 6c 65 65 | 0) < 0)|....slee|
|000055c0| 70 28 31 30 29 3b 0a 09 | 09 72 6d 74 63 6c 6f 73 |p(10);..|.rmtclos|
|000055d0| 65 28 29 3b 0a 09 09 72 | 65 74 75 72 6e 3b 0a 09 |e();...r|eturn;..|
|000055e0| 7d 0a 23 65 6e 64 69 66 | 0a 09 28 76 6f 69 64 29 |}.#endif|..(void)|
|000055f0| 20 63 6c 6f 73 65 28 74 | 61 70 65 66 64 29 3b 0a | close(t|apefd);.|
|00005600| 09 77 68 69 6c 65 20 28 | 28 66 20 3d 20 6f 70 65 |.while (|(f = ope|
|00005610| 6e 28 74 61 70 65 2c 20 | 30 29 29 20 3c 20 30 29 |n(tape, |0)) < 0)|
|00005620| 0a 09 09 73 6c 65 65 70 | 20 28 31 30 29 3b 0a 09 |...sleep| (10);..|
|00005630| 28 76 6f 69 64 29 20 63 | 6c 6f 73 65 28 66 29 3b |(void) c|lose(f);|
|00005640| 0a 7d 0a 0a 76 6f 69 64 | 0a 63 6c 6f 73 65 5f 72 |.}..void|.close_r|
|00005650| 65 77 69 6e 64 28 29 0a | 7b 0a 09 74 72 65 77 69 |ewind().|{..trewi|
|00005660| 6e 64 28 29 3b 0a 09 69 | 66 20 28 6e 65 78 74 74 |nd();..i|f (nextt|
|00005670| 61 70 65 29 0a 09 09 72 | 65 74 75 72 6e 3b 0a 09 |ape)...r|eturn;..|
|00005680| 69 66 20 28 21 6e 6f 67 | 72 69 70 65 29 20 7b 0a |if (!nog|ripe) {.|
|00005690| 09 09 6d 73 67 28 22 43 | 68 61 6e 67 65 20 56 6f |..msg("C|hange Vo|
|000056a0| 6c 75 6d 65 73 3a 20 4d | 6f 75 6e 74 20 76 6f 6c |lumes: M|ount vol|
|000056b0| 75 6d 65 20 23 25 64 5c | 6e 22 2c 20 74 61 70 65 |ume #%d\|n", tape|
|000056c0| 6e 6f 2b 31 29 3b 0a 09 | 09 62 72 6f 61 64 63 61 |no+1);..|.broadca|
|000056d0| 73 74 28 22 43 48 41 4e | 47 45 20 44 55 4d 50 20 |st("CHAN|GE DUMP |
|000056e0| 56 4f 4c 55 4d 45 53 21 | 5c 37 5c 37 5c 6e 22 29 |VOLUMES!|\7\7\n")|
|000056f0| 3b 0a 09 7d 0a 09 77 68 | 69 6c 65 20 28 21 71 75 |;..}..wh|ile (!qu|
|00005700| 65 72 79 28 22 49 73 20 | 74 68 65 20 6e 65 77 20 |ery("Is |the new |
|00005710| 76 6f 6c 75 6d 65 20 6d | 6f 75 6e 74 65 64 20 61 |volume m|ounted a|
|00005720| 6e 64 20 72 65 61 64 79 | 20 74 6f 20 67 6f 3f 22 |nd ready| to go?"|
|00005730| 29 29 0a 09 09 69 66 20 | 28 71 75 65 72 79 28 22 |))...if |(query("|
|00005740| 44 6f 20 79 6f 75 20 77 | 61 6e 74 20 74 6f 20 61 |Do you w|ant to a|
|00005750| 62 6f 72 74 3f 22 29 29 | 20 7b 0a 09 09 09 64 75 |bort?"))| {....du|
|00005760| 6d 70 61 62 6f 72 74 28 | 30 29 3b 0a 09 09 09 2f |mpabort(|0);..../|
|00005770| 2a 4e 4f 54 52 45 41 43 | 48 45 44 2a 2f 0a 09 09 |*NOTREAC|HED*/...|
|00005780| 7d 0a 7d 0a 0a 76 6f 69 | 64 0a 72 6f 6c 6c 66 6f |}.}..voi|d.rollfo|
|00005790| 72 77 61 72 64 28 29 0a | 7b 0a 09 72 65 67 69 73 |rward().|{..regis|
|000057a0| 74 65 72 20 73 74 72 75 | 63 74 20 72 65 71 20 2a |ter stru|ct req *|
|000057b0| 70 2c 20 2a 71 2c 20 2a | 70 72 65 76 3b 0a 09 72 |p, *q, *|prev;..r|
|000057c0| 65 67 69 73 74 65 72 20 | 73 74 72 75 63 74 20 73 |egister |struct s|
|000057d0| 6c 61 76 65 20 2a 74 73 | 6c 70 3b 0a 09 69 6e 74 |lave *ts|lp;..int|
|000057e0| 20 69 2c 20 73 69 7a 65 | 2c 20 73 61 76 65 64 74 | i, size|, savedt|
|000057f0| 61 70 65 61 2c 20 67 6f | 74 3b 0a 09 75 6e 69 6f |apea, go|t;..unio|
|00005800| 6e 20 75 5f 73 70 63 6c | 20 2a 6e 74 62 2c 20 2a |n u_spcl| *ntb, *|
|00005810| 6f 74 62 3b 0a 09 74 73 | 6c 70 20 3d 20 26 73 6c |otb;..ts|lp = &sl|
|00005820| 61 76 65 73 5b 53 4c 41 | 56 45 53 5d 3b 0a 09 6e |aves[SLA|VES];..n|
|00005830| 74 62 20 3d 20 28 75 6e | 69 6f 6e 20 75 5f 73 70 |tb = (un|ion u_sp|
|00005840| 63 6c 20 2a 29 74 73 6c | 70 2d 3e 74 62 6c 6f 63 |cl *)tsl|p->tbloc|
|00005850| 6b 5b 31 5d 3b 0a 0a 09 | 2f 2a 0a 09 20 2a 20 45 |k[1];...|/*.. * E|
|00005860| 61 63 68 20 6f 66 20 74 | 68 65 20 4e 20 73 6c 61 |ach of t|he N sla|
|00005870| 76 65 73 20 73 68 6f 75 | 6c 64 20 68 61 76 65 20 |ves shou|ld have |
|00005880| 72 65 71 75 65 73 74 73 | 20 74 68 61 74 20 6e 65 |requests| that ne|
|00005890| 65 64 20 74 6f 20 0a 09 | 20 2a 20 62 65 20 72 65 |ed to ..| * be re|
|000058a0| 70 6c 61 79 65 64 20 6f | 6e 20 74 68 65 20 6e 65 |played o|n the ne|
|000058b0| 78 74 20 74 61 70 65 2e | 20 20 55 73 65 20 74 68 |xt tape.|  Use th|
|000058c0| 65 20 65 78 74 72 61 20 | 73 6c 61 76 65 20 62 75 |e extra |slave bu|
|000058d0| 66 66 65 72 73 20 0a 09 | 20 2a 20 28 73 6c 61 76 |ffers ..| * (slav|
|000058e0| 65 73 5b 53 4c 41 56 45 | 53 5d 29 20 74 6f 20 63 |es[SLAVE|S]) to c|
|000058f0| 6f 6e 73 74 72 75 63 74 | 20 72 65 71 75 65 73 74 |onstruct| request|
|00005900| 20 6c 69 73 74 73 20 74 | 6f 20 62 65 20 73 65 6e | lists t|o be sen|
|00005910| 74 20 74 6f 20 0a 09 20 | 2a 20 65 61 63 68 20 73 |t to .. |* each s|
|00005920| 6c 61 76 65 20 69 6e 20 | 74 75 72 6e 2e 0a 09 20 |lave in |turn... |
|00005930| 2a 2f 0a 09 66 6f 72 20 | 28 69 20 3d 20 30 3b 20 |*/..for |(i = 0; |
|00005940| 69 20 3c 20 53 4c 41 56 | 45 53 3b 20 69 2b 2b 29 |i < SLAV|ES; i++)|
|00005950| 20 7b 0a 09 09 71 20 3d | 20 26 74 73 6c 70 2d 3e | {...q =| &tslp->|
|00005960| 72 65 71 5b 31 5d 3b 0a | 09 09 6f 74 62 20 3d 20 |req[1];.|..otb = |
|00005970| 28 75 6e 69 6f 6e 20 75 | 5f 73 70 63 6c 20 2a 29 |(union u|_spcl *)|
|00005980| 73 6c 70 2d 3e 74 62 6c | 6f 63 6b 3b 0a 0a 09 09 |slp->tbl|ock;....|
|00005990| 2f 2a 0a 09 09 20 2a 20 | 46 6f 72 20 65 61 63 68 |/*... * |For each|
|000059a0| 20 72 65 71 75 65 73 74 | 20 69 6e 20 74 68 65 20 | request| in the |
|000059b0| 63 75 72 72 65 6e 74 20 | 73 6c 61 76 65 2c 20 63 |current |slave, c|
|000059c0| 6f 70 79 20 69 74 20 74 | 6f 20 74 73 6c 70 2e 20 |opy it t|o tslp. |
|000059d0| 0a 09 09 20 2a 2f 0a 0a | 09 09 70 72 65 76 20 3d |... */..|..prev =|
|000059e0| 20 4e 55 4c 4c 3b 0a 09 | 09 66 6f 72 20 28 70 20 | NULL;..|.for (p |
|000059f0| 3d 20 73 6c 70 2d 3e 72 | 65 71 3b 20 70 2d 3e 63 |= slp->r|eq; p->c|
|00005a00| 6f 75 6e 74 20 3e 20 30 | 3b 20 70 20 2b 3d 20 70 |ount > 0|; p += p|
|00005a10| 2d 3e 63 6f 75 6e 74 29 | 20 7b 0a 09 09 09 2a 71 |->count)| {....*q|
|00005a20| 20 3d 20 2a 70 3b 0a 09 | 09 09 69 66 20 28 70 2d | = *p;..|..if (p-|
|00005a30| 3e 64 62 6c 6b 20 3d 3d | 20 30 29 0a 09 09 09 09 |>dblk ==| 0).....|
|00005a40| 2a 6e 74 62 2b 2b 20 3d | 20 2a 6f 74 62 2b 2b 3b |*ntb++ =| *otb++;|
|00005a50| 20 2f 2a 20 63 6f 70 79 | 20 74 68 65 20 64 61 74 | /* copy| the dat|
|00005a60| 61 62 6c 6f 63 6b 20 61 | 6c 73 6f 20 2a 2f 0a 09 |ablock a|lso */..|
|00005a70| 09 09 70 72 65 76 20 3d | 20 71 3b 0a 09 09 09 71 |..prev =| q;....q|
|00005a80| 20 2b 3d 20 71 2d 3e 63 | 6f 75 6e 74 3b 0a 09 09 | += q->c|ount;...|
|00005a90| 7d 0a 09 09 69 66 20 28 | 70 72 65 76 20 3d 3d 20 |}...if (|prev == |
|00005aa0| 4e 55 4c 4c 29 0a 09 09 | 09 71 75 69 74 28 22 72 |NULL)...|.quit("r|
|00005ab0| 6f 6c 6c 66 6f 72 77 61 | 72 64 3a 20 70 72 6f 74 |ollforwa|rd: prot|
|00005ac0| 6f 63 6f 6c 20 62 6f 74 | 63 68 22 29 3b 0a 09 09 |ocol bot|ch");...|
|00005ad0| 69 66 20 28 70 72 65 76 | 2d 3e 64 62 6c 6b 20 21 |if (prev|->dblk !|
|00005ae0| 3d 20 30 29 0a 09 09 09 | 70 72 65 76 2d 3e 63 6f |= 0)....|prev->co|
|00005af0| 75 6e 74 20 2d 3d 20 31 | 3b 0a 09 09 65 6c 73 65 |unt -= 1|;...else|
|00005b00| 0a 09 09 09 6e 74 62 2d | 2d 3b 0a 09 09 71 20 2d |....ntb-|-;...q -|
|00005b10| 3d 20 31 3b 0a 09 09 71 | 2d 3e 63 6f 75 6e 74 20 |= 1;...q|->count |
|00005b20| 3d 20 30 3b 0a 09 09 71 | 20 3d 20 26 74 73 6c 70 |= 0;...q| = &tslp|
|00005b30| 2d 3e 72 65 71 5b 30 5d | 3b 0a 09 09 69 66 20 28 |->req[0]|;...if (|
|00005b40| 69 20 3d 3d 20 30 29 20 | 7b 0a 09 09 09 71 2d 3e |i == 0) |{....q->|
|00005b50| 64 62 6c 6b 20 3d 20 30 | 3b 0a 09 09 09 71 2d 3e |dblk = 0|;....q->|
|00005b60| 63 6f 75 6e 74 20 3d 20 | 31 3b 0a 09 09 09 74 72 |count = |1;....tr|
|00005b70| 65 63 6e 6f 20 3d 20 30 | 3b 0a 09 09 09 6e 65 78 |ecno = 0|;....nex|
|00005b80| 74 62 6c 6f 63 6b 20 3d | 20 74 73 6c 70 2d 3e 74 |tblock =| tslp->t|
|00005b90| 62 6c 6f 63 6b 3b 0a 09 | 09 09 73 61 76 65 64 74 |block;..|..savedt|
|00005ba0| 61 70 65 61 20 3d 20 73 | 70 63 6c 2e 63 5f 74 61 |apea = s|pcl.c_ta|
|00005bb0| 70 65 61 3b 0a 09 09 09 | 73 70 63 6c 2e 63 5f 74 |pea;....|spcl.c_t|
|00005bc0| 61 70 65 61 20 3d 20 73 | 6c 70 2d 3e 74 61 70 65 |apea = s|lp->tape|
|00005bd0| 61 3b 0a 09 09 09 73 74 | 61 72 74 6e 65 77 74 61 |a;....st|artnewta|
|00005be0| 70 65 28 30 29 3b 0a 09 | 09 09 73 70 63 6c 2e 63 |pe(0);..|..spcl.c|
|00005bf0| 5f 74 61 70 65 61 20 3d | 20 73 61 76 65 64 74 61 |_tapea =| savedta|
|00005c00| 70 65 61 3b 0a 09 09 09 | 6c 61 73 74 73 70 63 6c |pea;....|lastspcl|
|00005c10| 72 65 63 20 3d 20 73 61 | 76 65 64 74 61 70 65 61 |rec = sa|vedtapea|
|00005c20| 20 2d 20 31 3b 0a 09 09 | 7d 0a 09 09 73 69 7a 65 | - 1;...|}...size|
|00005c30| 20 3d 20 28 63 68 61 72 | 20 2a 29 6e 74 62 20 2d | = (char| *)ntb -|
|00005c40| 20 28 63 68 61 72 20 2a | 29 71 3b 0a 09 09 69 66 | (char *|)q;...if|
|00005c50| 20 28 61 74 6f 6d 69 63 | 28 77 72 69 74 65 2c 20 | (atomic|(write, |
|00005c60| 73 6c 70 2d 3e 66 64 2c | 20 28 63 68 61 72 20 2a |slp->fd,| (char *|
|00005c70| 29 71 2c 20 73 69 7a 65 | 29 20 21 3d 20 73 69 7a |)q, size|) != siz|
|00005c80| 65 29 20 7b 0a 09 09 09 | 70 65 72 72 6f 72 28 22 |e) {....|perror("|
|00005c90| 20 20 44 55 4d 50 3a 20 | 65 72 72 6f 72 20 77 72 |  DUMP: |error wr|
|00005ca0| 69 74 69 6e 67 20 63 6f | 6d 6d 61 6e 64 20 70 69 |iting co|mmand pi|
|00005cb0| 70 65 22 29 3b 0a 09 09 | 09 64 75 6d 70 61 62 6f |pe");...|.dumpabo|
|00005cc0| 72 74 28 30 29 3b 0a 09 | 09 7d 0a 09 09 73 6c 70 |rt(0);..|.}...slp|
|00005cd0| 2d 3e 73 65 6e 74 20 3d | 20 31 3b 0a 09 09 69 66 |->sent =| 1;...if|
|00005ce0| 20 28 2b 2b 73 6c 70 20 | 3e 3d 20 26 73 6c 61 76 | (++slp |>= &slav|
|00005cf0| 65 73 5b 53 4c 41 56 45 | 53 5d 29 0a 09 09 09 73 |es[SLAVE|S])....s|
|00005d00| 6c 70 20 3d 20 26 73 6c | 61 76 65 73 5b 30 5d 3b |lp = &sl|aves[0];|
|00005d10| 0a 0a 09 09 71 2d 3e 63 | 6f 75 6e 74 20 3d 20 31 |....q->c|ount = 1|
|00005d20| 3b 0a 0a 09 09 69 66 20 | 28 70 72 65 76 2d 3e 64 |;....if |(prev->d|
|00005d30| 62 6c 6b 20 21 3d 20 30 | 29 20 7b 0a 09 09 09 2f |blk != 0|) {..../|
|00005d40| 2a 0a 09 09 09 20 2a 20 | 49 66 20 74 68 65 20 6c |*.... * |If the l|
|00005d50| 61 73 74 20 6f 6e 65 20 | 77 61 73 20 61 20 64 69 |ast one |was a di|
|00005d60| 73 6b 20 62 6c 6f 63 6b | 2c 20 6d 61 6b 65 20 74 |sk block|, make t|
|00005d70| 68 65 20 0a 09 09 09 20 | 2a 20 66 69 72 73 74 20 |he .... |* first |
|00005d80| 6f 66 20 74 68 69 73 20 | 6f 6e 65 20 62 65 20 74 |of this |one be t|
|00005d90| 68 65 20 6c 61 73 74 20 | 62 69 74 20 6f 66 20 74 |he last |bit of t|
|00005da0| 68 61 74 20 64 69 73 6b | 20 0a 09 09 09 20 2a 20 |hat disk| .... * |
|00005db0| 62 6c 6f 63 6b 2e 2e 2e | 0a 09 09 09 20 2a 2f 0a |block...|.... */.|
|00005dc0| 09 09 09 71 2d 3e 64 62 | 6c 6b 20 3d 20 70 72 65 |...q->db|lk = pre|
|00005dd0| 76 2d 3e 64 62 6c 6b 20 | 2b 0a 09 09 09 09 70 72 |v->dblk |+.....pr|
|00005de0| 65 76 2d 3e 63 6f 75 6e | 74 20 2a 20 28 54 50 5f |ev->coun|t * (TP_|
|00005df0| 42 53 49 5a 45 20 2f 20 | 44 45 56 5f 42 53 49 5a |BSIZE / |DEV_BSIZ|
|00005e00| 45 29 3b 0a 09 09 09 6e | 74 62 20 3d 20 28 75 6e |E);....n|tb = (un|
|00005e10| 69 6f 6e 20 75 5f 73 70 | 63 6c 20 2a 29 74 73 6c |ion u_sp|cl *)tsl|
|00005e20| 70 2d 3e 74 62 6c 6f 63 | 6b 3b 0a 09 09 7d 20 65 |p->tbloc|k;...} e|
|00005e30| 6c 73 65 20 7b 0a 09 09 | 09 2f 2a 0a 09 09 09 20 |lse {...|./*.... |
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|00005e60| 74 68 65 20 64 61 74 61 | 20 74 6f 20 69 74 73 20 |the data| to its |
|00005e70| 0a 09 09 09 20 2a 20 6e | 65 77 20 6c 6f 63 61 74 |.... * n|ew locat|
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|00005e90| 72 2e 0a 09 09 09 20 2a | 2f 0a 09 09 09 71 2d 3e |r..... *|/....q->|
|00005ea0| 64 62 6c 6b 20 3d 20 30 | 3b 0a 09 09 09 2a 28 28 |dblk = 0|;....*((|
|00005eb0| 75 6e 69 6f 6e 20 75 5f | 73 70 63 6c 20 2a 29 74 |union u_|spcl *)t|
|00005ec0| 73 6c 70 2d 3e 74 62 6c | 6f 63 6b 29 20 3d 20 2a |slp->tbl|ock) = *|
|00005ed0| 6e 74 62 3b 0a 09 09 09 | 6e 74 62 20 3d 20 28 75 |ntb;....|ntb = (u|
|00005ee0| 6e 69 6f 6e 20 75 5f 73 | 70 63 6c 20 2a 29 74 73 |nion u_s|pcl *)ts|
|00005ef0| 6c 70 2d 3e 74 62 6c 6f | 63 6b 5b 31 5d 3b 0a 09 |lp->tblo|ck[1];..|
|00005f00| 09 7d 0a 09 7d 0a 09 73 | 6c 70 2d 3e 72 65 71 5b |.}..}..s|lp->req[|
|00005f10| 30 5d 20 3d 20 2a 71 3b | 0a 09 6e 65 78 74 62 6c |0] = *q;|..nextbl|
|00005f20| 6f 63 6b 20 3d 20 73 6c | 70 2d 3e 74 62 6c 6f 63 |ock = sl|p->tbloc|
|00005f30| 6b 3b 0a 09 69 66 20 28 | 71 2d 3e 64 62 6c 6b 20 |k;..if (|q->dblk |
|00005f40| 3d 3d 20 30 29 0a 09 09 | 6e 65 78 74 62 6c 6f 63 |== 0)...|nextbloc|
|00005f50| 6b 2b 2b 3b 0a 09 74 72 | 65 63 6e 6f 20 3d 20 31 |k++;..tr|ecno = 1|
|00005f60| 3b 0a 0a 09 2f 2a 0a 09 | 20 2a 20 43 6c 65 61 72 |;.../*..| * Clear|
|00005f70| 20 74 68 65 20 66 69 72 | 73 74 20 73 6c 61 76 65 | the fir|st slave|
|00005f80| 73 27 20 72 65 73 70 6f | 6e 73 65 2e 20 20 4f 6e |s' respo|nse.  On|
|00005f90| 65 20 68 6f 70 65 73 20 | 74 68 61 74 20 69 74 0a |e hopes |that it.|
|00005fa0| 09 20 2a 20 77 6f 72 6b | 65 64 20 6f 6b 2c 20 6f |. * work|ed ok, o|
|00005fb0| 74 68 65 72 77 69 73 65 | 20 74 68 65 20 74 61 70 |therwise| the tap|
|00005fc0| 65 20 69 73 20 6d 75 63 | 68 20 74 6f 6f 20 73 68 |e is muc|h too sh|
|00005fd0| 6f 72 74 21 0a 09 20 2a | 2f 0a 09 69 66 20 28 73 |ort!.. *|/..if (s|
|00005fe0| 6c 70 2d 3e 73 65 6e 74 | 29 20 7b 0a 09 09 69 66 |lp->sent|) {...if|
|00005ff0| 20 28 61 74 6f 6d 69 63 | 28 72 65 61 64 2c 20 73 | (atomic|(read, s|
|00006000| 6c 70 2d 3e 66 64 2c 20 | 28 63 68 61 72 20 2a 29 |lp->fd, |(char *)|
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|00006050| 72 20 72 65 61 64 69 6e | 67 20 63 6f 6d 6d 61 6e |r readin|g comman|
|00006060| 64 20 70 69 70 65 20 69 | 6e 20 6d 61 73 74 65 72 |d pipe i|n master|
|00006070| 22 29 3b 0a 09 09 09 64 | 75 6d 70 61 62 6f 72 74 |");....d|umpabort|
|00006080| 28 30 29 3b 0a 09 09 7d | 0a 09 09 73 6c 70 2d 3e |(0);...}|...slp->|
|00006090| 73 65 6e 74 20 3d 20 30 | 3b 0a 0a 09 09 69 66 20 |sent = 0|;....if |
|000060a0| 28 67 6f 74 20 21 3d 20 | 77 72 69 74 65 73 69 7a |(got != |writesiz|
|000060b0| 65 29 20 7b 0a 09 09 09 | 71 75 69 74 28 22 45 4f |e) {....|quit("EO|
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|000060d0| 61 72 74 20 6f 66 20 74 | 68 65 20 74 61 70 65 21 |art of t|he tape!|
|000060e0| 5c 6e 22 29 3b 0a 09 09 | 7d 0a 09 7d 0a 7d 0a 0a |\n");...|}..}.}..|
|000060f0| 2f 2a 0a 20 2a 20 57 65 | 20 69 6d 70 6c 65 6d 65 |/*. * We| impleme|
|00006100| 6e 74 20 74 61 6b 69 6e | 67 20 61 6e 64 20 72 65 |nt takin|g and re|
|00006110| 73 74 6f 72 69 6e 67 20 | 63 68 65 63 6b 70 6f 69 |storing |checkpoi|
|00006120| 6e 74 73 20 6f 6e 20 74 | 68 65 20 74 61 70 65 20 |nts on t|he tape |
|00006130| 6c 65 76 65 6c 2e 0a 20 | 2a 20 57 68 65 6e 20 65 |level.. |* When e|
|00006140| 61 63 68 20 74 61 70 65 | 20 69 73 20 6f 70 65 6e |ach tape| is open|
|00006150| 65 64 2c 20 61 20 6e 65 | 77 20 70 72 6f 63 65 73 |ed, a ne|w proces|
|00006160| 73 20 69 73 20 63 72 65 | 61 74 65 64 20 62 79 20 |s is cre|ated by |
|00006170| 66 6f 72 6b 69 6e 67 3b | 20 74 68 69 73 0a 20 2a |forking;| this. *|
|00006180| 20 73 61 76 65 73 20 61 | 6c 6c 20 6f 66 20 74 68 | saves a|ll of th|
|00006190| 65 20 6e 65 63 65 73 73 | 61 72 79 20 63 6f 6e 74 |e necess|ary cont|
|000061a0| 65 78 74 20 69 6e 20 74 | 68 65 20 70 61 72 65 6e |ext in t|he paren|
|000061b0| 74 2e 20 20 54 68 65 20 | 63 68 69 6c 64 0a 20 2a |t.  The |child. *|
|000061c0| 20 63 6f 6e 74 69 6e 75 | 65 73 20 74 68 65 20 64 | continu|es the d|
|000061d0| 75 6d 70 3b 20 74 68 65 | 20 70 61 72 65 6e 74 20 |ump; the| parent |
|000061e0| 77 61 69 74 73 20 61 72 | 6f 75 6e 64 2c 20 73 61 |waits ar|ound, sa|
|000061f0| 76 69 6e 67 20 74 68 65 | 20 63 6f 6e 74 65 78 74 |ving the| context|
|00006200| 2e 0a 20 2a 20 49 66 20 | 74 68 65 20 63 68 69 6c |.. * If |the chil|
|00006210| 64 20 72 65 74 75 72 6e | 73 20 58 5f 52 45 57 52 |d return|s X_REWR|
|00006220| 49 54 45 2c 20 74 68 65 | 6e 20 69 74 20 68 61 64 |ITE, the|n it had|
|00006230| 20 70 72 6f 62 6c 65 6d | 73 20 77 72 69 74 69 6e | problem|s writin|
|00006240| 67 20 74 68 61 74 20 74 | 61 70 65 3b 0a 20 2a 20 |g that t|ape;. * |
|00006250| 74 68 69 73 20 63 61 75 | 73 65 73 20 74 68 65 20 |this cau|ses the |
|00006260| 70 61 72 65 6e 74 20 74 | 6f 20 66 6f 72 6b 20 61 |parent t|o fork a|
|00006270| 67 61 69 6e 2c 20 64 75 | 70 6c 69 63 61 74 69 6e |gain, du|plicatin|
|00006280| 67 20 74 68 65 20 63 6f | 6e 74 65 78 74 2c 20 61 |g the co|ntext, a|
|00006290| 6e 64 0a 20 2a 20 65 76 | 65 72 79 74 68 69 6e 67 |nd. * ev|erything|
|000062a0| 20 63 6f 6e 74 69 6e 75 | 65 73 20 61 73 20 69 66 | continu|es as if|
|000062b0| 20 6e 6f 74 68 69 6e 67 | 20 68 61 64 20 68 61 70 | nothing| had hap|
|000062c0| 70 65 6e 65 64 2e 0a 20 | 2a 2f 0a 76 6f 69 64 0a |pened.. |*/.void.|
|000062d0| 73 74 61 72 74 6e 65 77 | 74 61 70 65 28 74 6f 70 |startnew|tape(top|
|000062e0| 29 0a 09 69 6e 74 20 74 | 6f 70 3b 0a 7b 0a 09 69 |)..int t|op;.{..i|
|000062f0| 6e 74 09 70 61 72 65 6e | 74 70 69 64 3b 0a 09 69 |nt.paren|tpid;..i|
|00006300| 6e 74 09 63 68 69 6c 64 | 70 69 64 3b 0a 09 69 6e |nt.child|pid;..in|
|00006310| 74 09 73 74 61 74 75 73 | 3b 0a 09 69 6e 74 09 77 |t.status|;..int.w|
|00006320| 61 69 74 70 69 64 3b 0a | 09 63 68 61 72 09 2a 70 |aitpid;.|.char.*p|
|00006330| 3b 0a 23 69 66 64 65 66 | 09 5f 5f 6c 69 6e 75 78 |;.#ifdef|.__linux|
|00006340| 5f 5f 0a 09 76 6f 69 64 | 20 20 20 20 28 2a 69 6e |__..void|    (*in|
|00006350| 74 65 72 72 75 70 74 5f | 73 61 76 65 29 28 29 3b |terrupt_|save)();|
|00006360| 0a 23 65 6c 73 65 09 2f | 2a 20 5f 5f 6c 69 6e 75 |.#else./|* __linu|
|00006370| 78 5f 5f 20 2a 2f 0a 23 | 69 66 64 65 66 20 73 75 |x__ */.#|ifdef su|
|00006380| 6e 6f 73 0a 09 76 6f 69 | 64 09 28 2a 69 6e 74 65 |nos..voi|d.(*inte|
|00006390| 72 72 75 70 74 5f 73 61 | 76 65 29 28 29 3b 0a 23 |rrupt_sa|ve)();.#|
|000063a0| 65 6c 73 65 0a 09 73 69 | 67 5f 74 09 69 6e 74 65 |else..si|g_t.inte|
|000063b0| 72 72 75 70 74 5f 73 61 | 76 65 3b 0a 23 65 6e 64 |rrupt_sa|ve;.#end|
|000063c0| 69 66 0a 23 65 6e 64 69 | 66 09 2f 2a 20 5f 5f 6c |if.#endi|f./* __l|
|000063d0| 69 6e 75 78 5f 5f 20 2a | 2f 0a 0a 09 69 6e 74 65 |inux__ *|/...inte|
|000063e0| 72 72 75 70 74 5f 73 61 | 76 65 20 3d 20 73 69 67 |rrupt_sa|ve = sig|
|000063f0| 6e 61 6c 28 53 49 47 49 | 4e 54 2c 20 53 49 47 5f |nal(SIGI|NT, SIG_|
+--------+-------------------------+-------------------------+--------+--------+
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