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|00001bb0| 6e 74 69 61 6c 29 20 62 | 6c 6f 63 6b 20 74 6f 20 |ntial) b|lock to |
|00001bc0| 66 69 6c 6c 20 2a 2f 0a | 58 0a 58 63 68 61 72 20 |fill */.|X.Xchar |
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|00001cb0| 20 76 6f 69 64 20 6d 61 | 70 5f 69 6e 6f 64 65 28 | void ma|p_inode(|
|00001cc0| 69 6e 6f 5f 74 20 69 6e | 6f 64 65 29 3b 0a 58 73 |ino_t in|ode);.Xs|
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|00001d00| 6f 63 6b 2c 20 69 6e 74 | 20 6c 65 76 65 6c 29 3b |ock, int| level);|
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|00001d20| 61 64 5f 62 6c 6f 63 6b | 28 64 61 64 64 72 5f 74 |ad_block|(daddr_t|
|00001d30| 20 62 6c 6f 63 6b 2c 20 | 76 6f 69 64 20 2a 62 75 | block, |void *bu|
|00001d40| 66 29 3b 0a 58 73 74 61 | 74 69 63 20 76 6f 69 64 |f);.Xsta|tic void|
|00001d50| 20 77 72 69 74 65 5f 62 | 6c 6f 63 6b 28 64 61 64 | write_b|lock(dad|
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|00001d70| 20 2a 62 75 66 29 3b 0a | 58 73 74 61 74 69 63 20 | *buf);.|Xstatic |
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|00001da0| 75 63 74 20 64 69 6e 6f | 64 65 20 2a 62 75 66 29 |uct dino|de *buf)|
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|00001dd0| 20 69 6e 6f 64 65 2c 20 | 73 74 72 75 63 74 20 64 | inode, |struct d|
|00001de0| 69 6e 6f 64 65 20 2a 62 | 75 66 29 3b 0a 58 73 74 |inode *b|uf);.Xst|
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|00001e00| 6c 6f 63 6b 28 64 61 64 | 64 72 5f 74 20 66 72 6f |lock(dad|dr_t fro|
|00001e10| 6d 2c 20 64 61 64 64 72 | 5f 74 20 74 6f 29 3b 0a |m, daddr|_t to);.|
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|00001e30| 65 5f 69 6e 6f 64 65 28 | 69 6e 6f 5f 74 20 69 6e |e_inode(|ino_t in|
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|00001e50| 69 64 20 6d 6f 76 65 5f | 69 6e 64 69 72 65 63 74 |id move_|indirect|
|00001e60| 28 64 61 64 64 72 5f 74 | 20 62 6c 6f 63 6b 2c 20 |(daddr_t| block, |
|00001e70| 69 6e 74 20 6c 65 76 65 | 6c 29 3b 0a 58 73 74 61 |int leve|l);.Xsta|
|00001e80| 74 69 63 20 76 6f 69 64 | 20 6d 61 6b 65 5f 68 6f |tic void| make_ho|
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|00001ea0| 63 20 76 6f 69 64 20 72 | 65 62 75 69 6c 64 5f 66 |c void r|ebuild_f|
|00001eb0| 72 65 65 5f 6c 69 73 74 | 28 76 6f 69 64 29 3b 0a |ree_list|(void);.|
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|00001ed0| 33 74 6f 6c 28 6c 6f 6e | 67 20 2a 2c 20 63 68 61 |3tol(lon|g *, cha|
|00001ee0| 72 20 2a 2c 20 69 6e 74 | 20 6c 65 6e 67 74 68 29 |r *, int| length)|
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|00001f10| 67 20 2a 2c 20 69 6e 74 | 20 6c 65 6e 67 74 68 29 |g *, int| length)|
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|00001f60| 61 6c 5f 69 6e 6f 64 65 | 73 3b 0a 58 20 20 20 20 |al_inode|s;.X    |
|00001f70| 64 61 64 64 72 5f 74 20 | 62 6c 6f 63 6b 3b 0a 58 |daddr_t |block;.X|
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|00001f90| 63 68 61 72 20 2a 63 74 | 69 6d 65 28 6c 6f 6e 67 |char *ct|ime(long|
|00001fa0| 20 2a 29 3b 0a 58 23 69 | 66 6e 64 65 66 20 44 45 | *);.X#i|fndef DE|
|00001fb0| 42 55 47 0a 58 20 20 20 | 20 73 74 72 75 63 74 20 |BUG.X   | struct |
|00001fc0| 73 74 61 74 20 73 74 61 | 74 62 3b 0a 58 20 20 20 |stat sta|tb;.X   |
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|00001fe0| 28 63 6f 6e 73 74 20 63 | 68 61 72 20 2a 2c 20 73 |(const c|har *, s|
|00001ff0| 74 72 75 63 74 20 73 74 | 61 74 20 2a 29 3b 0a 58 |truct st|at *);.X|
|00002000| 23 65 6e 64 69 66 0a 58 | 0a 58 20 20 20 20 63 6d |#endif.X|.X    cm|
|00002010| 64 5f 6e 61 6d 65 20 3d | 20 61 72 67 76 5b 30 5d |d_name =| argv[0]|
|00002020| 3b 0a 58 0a 58 20 20 20 | 20 69 66 20 28 61 72 67 |;.X.X   | if (arg|
|00002030| 63 20 21 3d 20 32 29 20 | 7b 0a 58 09 66 70 72 69 |c != 2) |{.X.fpri|
|00002040| 6e 74 66 28 73 74 64 65 | 72 72 2c 20 22 25 73 3a |ntf(stde|rr, "%s:|
|00002050| 20 55 73 61 67 65 3a 20 | 25 73 20 3c 66 69 6c 65 | Usage: |%s <file|
|00002060| 20 73 79 73 74 65 6d 3e | 5c 6e 22 2c 0a 58 09 20 | system>|\n",.X. |
|00002070| 20 20 20 63 6d 64 5f 6e | 61 6d 65 2c 20 63 6d 64 |   cmd_n|ame, cmd|
|00002080| 5f 6e 61 6d 65 29 3b 0a | 58 09 65 78 69 74 28 31 |_name);.|X.exit(1|
|00002090| 29 3b 0a 58 20 20 20 20 | 7d 0a 58 0a 58 23 69 66 |);.X    |}.X.X#if|
|000020a0| 6e 64 65 66 20 44 45 42 | 55 47 0a 58 20 20 20 20 |ndef DEB|UG.X    |
|000020b0| 69 66 20 28 73 74 61 74 | 28 61 72 67 76 5b 31 5d |if (stat|(argv[1]|
|000020c0| 2c 20 26 73 74 61 74 62 | 29 20 3c 20 30 29 20 7b |, &statb|) < 0) {|
|000020d0| 0a 58 09 66 70 72 69 6e | 74 66 28 73 74 64 65 72 |.X.fprin|tf(stder|
|000020e0| 72 2c 20 22 25 73 3a 20 | 63 61 6e 27 74 20 73 74 |r, "%s: |can't st|
|000020f0| 61 74 20 25 73 3a 20 22 | 2c 20 63 6d 64 5f 6e 61 |at %s: "|, cmd_na|
|00002100| 6d 65 2c 20 61 72 67 76 | 5b 31 5d 29 3b 0a 58 09 |me, argv|[1]);.X.|
|00002110| 70 65 72 72 6f 72 28 22 | 22 29 3b 0a 58 09 65 78 |perror("|");.X.ex|
|00002120| 69 74 28 31 29 3b 0a 58 | 20 20 20 20 7d 0a 58 20 |it(1);.X|    }.X |
|00002130| 20 20 20 69 66 20 28 28 | 73 74 61 74 62 2e 73 74 |   if ((|statb.st|
|00002140| 5f 6d 6f 64 65 20 26 20 | 53 5f 49 46 4d 54 29 20 |_mode & |S_IFMT) |
|00002150| 21 3d 20 53 5f 49 46 43 | 48 52 29 20 7b 0a 58 09 |!= S_IFC|HR) {.X.|
|00002160| 66 70 72 69 6e 74 66 28 | 73 74 64 65 72 72 2c 20 |fprintf(|stderr, |
|00002170| 22 25 73 3a 20 25 73 20 | 69 73 20 6e 6f 74 20 61 |"%s: %s |is not a|
|00002180| 20 63 68 61 72 61 63 74 | 65 72 20 64 65 76 69 63 | charact|er devic|
|00002190| 65 5c 6e 22 2c 0a 58 09 | 20 20 20 20 63 6d 64 5f |e\n",.X.|    cmd_|
|000021a0| 6e 61 6d 65 2c 20 61 72 | 67 76 5b 31 5d 29 3b 0a |name, ar|gv[1]);.|
|000021b0| 58 09 65 78 69 74 28 31 | 29 3b 0a 58 20 20 20 20 |X.exit(1|);.X    |
|000021c0| 7d 0a 58 23 65 6e 64 69 | 66 0a 58 0a 58 20 20 20 |}.X#endi|f.X.X   |
|000021d0| 20 64 69 73 6b 20 3d 20 | 6f 70 65 6e 28 61 72 67 | disk = |open(arg|
|000021e0| 76 5b 31 5d 2c 20 32 2c | 20 30 29 3b 0a 58 20 20 |v[1], 2,| 0);.X  |
|000021f0| 20 20 69 66 20 28 64 69 | 73 6b 20 3c 20 30 29 20 |  if (di|sk < 0) |
|00002200| 7b 0a 58 09 66 70 72 69 | 6e 74 66 28 73 74 64 65 |{.X.fpri|ntf(stde|
|00002210| 72 72 2c 20 22 25 73 3a | 20 63 61 6e 27 74 20 6f |rr, "%s:| can't o|
|00002220| 70 65 6e 20 25 73 3a 20 | 22 2c 20 63 6d 64 5f 6e |pen %s: |", cmd_n|
|00002230| 61 6d 65 2c 20 61 72 67 | 76 5b 31 5d 29 3b 0a 58 |ame, arg|v[1]);.X|
|00002240| 09 70 65 72 72 6f 72 28 | 22 22 29 3b 0a 58 09 65 |.perror(|"");.X.e|
|00002250| 78 69 74 28 31 29 3b 0a | 58 20 20 20 20 7d 0a 58 |xit(1);.|X    }.X|
|00002260| 0a 58 20 20 20 20 72 65 | 61 64 5f 73 75 70 65 72 |.X    re|ad_super|
|00002270| 62 6c 6b 28 29 3b 0a 58 | 0a 58 20 20 20 20 74 6f |blk();.X|.X    to|
|00002280| 74 61 6c 5f 69 6e 6f 64 | 65 73 20 3d 20 28 66 69 |tal_inod|es = (fi|
|00002290| 6c 73 79 73 2e 73 5f 69 | 73 69 7a 65 20 2d 20 46 |lsys.s_i|size - F|
|000022a0| 73 49 54 4f 44 28 64 65 | 76 2c 20 52 4f 4f 54 49 |sITOD(de|v, ROOTI|
|000022b0| 4e 4f 29 29 20 2a 20 46 | 73 49 4e 4f 50 42 28 64 |NO)) * F|sINOPB(d|
|000022c0| 65 76 29 3b 0a 58 20 20 | 20 20 66 70 72 69 6e 74 |ev);.X  |  fprint|
|000022d0| 66 28 73 74 64 65 72 72 | 2c 20 22 46 69 6c 65 20 |f(stderr|, "File |
|000022e0| 73 79 73 74 65 6d 3a 20 | 6e 61 6d 65 3a 20 5c 22 |system: |name: \"|
|000022f0| 25 2e 36 73 5c 22 2c 20 | 70 61 63 6b 3a 20 5c 22 |%.6s\", |pack: \"|
|00002300| 25 2e 36 73 5c 22 5c 6e | 22 2c 0a 58 09 66 69 6c |%.6s\"\n|",.X.fil|
|00002310| 73 79 73 2e 73 5f 66 6e | 61 6d 65 2c 20 66 69 6c |sys.s_fn|ame, fil|
|00002320| 73 79 73 2e 73 5f 66 70 | 61 63 6b 29 3b 0a 58 20 |sys.s_fp|ack);.X |
|00002330| 20 20 20 66 70 72 69 6e | 74 66 28 73 74 64 65 72 |   fprin|tf(stder|
|00002340| 72 2c 20 22 5c 74 6c 61 | 73 74 20 6d 6f 64 69 66 |r, "\tla|st modif|
|00002350| 69 65 64 20 6f 6e 20 25 | 73 22 2c 20 63 74 69 6d |ied on %|s", ctim|
|00002360| 65 28 26 66 69 6c 73 79 | 73 2e 73 5f 74 69 6d 65 |e(&filsy|s.s_time|
|00002370| 29 29 3b 0a 58 20 20 20 | 20 66 70 72 69 6e 74 66 |));.X   | fprintf|
|00002380| 28 73 74 64 65 72 72 2c | 0a 58 09 22 5c 74 74 6f |(stderr,|.X."\tto|
|00002390| 74 61 6c 20 69 6e 6f 64 | 65 73 20 3d 20 25 64 2c |tal inod|es = %d,|
|000023a0| 20 64 61 74 61 20 62 6c | 6f 63 6b 73 20 3d 20 25 | data bl|ocks = %|
|000023b0| 64 2c 20 74 6f 74 61 6c | 20 3d 20 25 64 20 62 6c |d, total| = %d bl|
|000023c0| 6f 63 6b 73 5c 6e 22 2c | 0a 58 09 74 6f 74 61 6c |ocks\n",|.X.total|
|000023d0| 5f 69 6e 6f 64 65 73 2c | 20 66 69 6c 73 79 73 2e |_inodes,| filsys.|
|000023e0| 73 5f 66 73 69 7a 65 20 | 2d 20 66 69 6c 73 79 73 |s_fsize |- filsys|
|000023f0| 2e 73 5f 69 73 69 7a 65 | 2c 20 66 69 6c 73 79 73 |.s_isize|, filsys|
|00002400| 2e 73 5f 66 73 69 7a 65 | 29 3b 0a 58 20 20 20 20 |.s_fsize|);.X    |
|00002410| 66 70 72 69 6e 74 66 28 | 73 74 64 65 72 72 2c 20 |fprintf(|stderr, |
|00002420| 22 5c 74 66 72 65 65 20 | 62 6c 6f 63 6b 73 20 3d |"\tfree |blocks =|
|00002430| 20 25 64 2c 20 66 72 65 | 65 20 69 6e 6f 64 65 73 | %d, fre|e inodes|
|00002440| 20 3d 20 25 64 5c 6e 22 | 2c 0a 58 09 66 69 6c 73 | = %d\n"|,.X.fils|
|00002450| 79 73 2e 73 5f 74 66 72 | 65 65 2c 20 66 69 6c 73 |ys.s_tfr|ee, fils|
|00002460| 79 73 2e 73 5f 74 69 6e | 6f 64 65 29 3b 0a 58 0a |ys.s_tin|ode);.X.|
|00002470| 58 20 20 20 20 66 6f 72 | 20 28 69 20 3d 20 30 3b |X    for| (i = 0;|
|00002480| 20 69 20 3c 20 4e 55 4d | 5f 49 4e 44 49 52 3b 20 | i < NUM|_INDIR; |
|00002490| 2b 2b 69 29 20 7b 0a 58 | 09 77 5f 69 6e 64 69 72 |++i) {.X|.w_indir|
|000024a0| 5b 69 5d 20 3d 20 30 3b | 0a 58 09 69 6e 64 69 72 |[i] = 0;|.X.indir|
|000024b0| 5b 69 5d 20 3d 20 6d 61 | 6c 6c 6f 63 28 46 73 42 |[i] = ma|lloc(FsB|
|000024c0| 53 49 5a 45 28 64 65 76 | 29 29 3b 0a 58 09 69 66 |SIZE(dev|));.X.if|
|000024d0| 20 28 69 6e 64 69 72 5b | 69 5d 20 3d 3d 20 30 29 | (indir[|i] == 0)|
|000024e0| 20 7b 0a 58 09 20 20 20 | 20 66 70 72 69 6e 74 66 | {.X.   | fprintf|
|000024f0| 28 73 74 64 65 72 72 2c | 20 22 25 73 3a 20 63 61 |(stderr,| "%s: ca|
|00002500| 6e 27 74 20 6d 61 6c 6c | 6f 63 20 69 6e 64 69 72 |n't mall|oc indir|
|00002510| 20 62 75 66 66 65 72 20 | 73 70 61 63 65 3a 20 22 | buffer |space: "|
|00002520| 2c 20 63 6d 64 5f 6e 61 | 6d 65 29 3b 0a 58 09 20 |, cmd_na|me);.X. |
|00002530| 20 20 20 70 65 72 72 6f | 72 28 22 22 29 3b 0a 58 |   perro|r("");.X|
|00002540| 09 20 20 20 20 65 78 69 | 74 28 31 29 3b 0a 58 09 |.    exi|t(1);.X.|
|00002550| 7d 0a 58 20 20 20 20 7d | 0a 58 20 20 20 20 77 5f |}.X    }|.X    w_|
|00002560| 69 6e 6f 20 3d 20 30 3b | 0a 58 0a 58 20 20 20 20 |ino = 0;|.X.X    |
|00002570| 6d 61 70 20 3d 20 63 61 | 6c 6c 6f 63 28 66 69 6c |map = ca|lloc(fil|
|00002580| 73 79 73 2e 73 5f 66 73 | 69 7a 65 2c 20 73 69 7a |sys.s_fs|ize, siz|
|00002590| 65 6f 66 28 2a 6d 61 70 | 29 29 3b 0a 58 20 20 20 |eof(*map|));.X   |
|000025a0| 20 69 66 20 28 6d 61 70 | 20 3d 3d 20 30 29 20 7b | if (map| == 0) {|
|000025b0| 0a 58 09 66 70 72 69 6e | 74 66 28 73 74 64 65 72 |.X.fprin|tf(stder|
|000025c0| 72 2c 20 22 25 73 3a 20 | 63 61 6e 27 74 20 63 61 |r, "%s: |can't ca|
|000025d0| 6c 6c 6f 63 20 6d 61 70 | 3a 20 22 2c 20 63 6d 64 |lloc map|: ", cmd|
|000025e0| 5f 6e 61 6d 65 29 3b 0a | 58 09 70 65 72 72 6f 72 |_name);.|X.perror|
|000025f0| 28 22 22 29 3b 0a 58 09 | 65 78 69 74 28 31 29 3b |("");.X.|exit(1);|
|00002600| 0a 58 20 20 20 20 7d 0a | 58 0a 58 20 20 20 20 69 |.X    }.|X.X    i|
|00002610| 6e 6f 64 65 5f 74 61 62 | 6c 65 20 3d 20 6d 61 6c |node_tab|le = mal|
|00002620| 6c 6f 63 28 66 69 6c 73 | 79 73 2e 73 5f 69 73 69 |loc(fils|ys.s_isi|
|00002630| 7a 65 20 2a 20 46 73 42 | 53 49 5a 45 28 64 65 76 |ze * FsB|SIZE(dev|
|00002640| 29 29 3b 0a 58 20 20 20 | 20 69 66 20 28 69 6e 6f |));.X   | if (ino|
|00002650| 64 65 5f 74 61 62 6c 65 | 20 3d 3d 20 30 29 20 7b |de_table| == 0) {|
|00002660| 0a 58 09 66 70 72 69 6e | 74 66 28 73 74 64 65 72 |.X.fprin|tf(stder|
|00002670| 72 2c 20 22 25 73 3a 20 | 63 61 6e 27 74 20 6d 61 |r, "%s: |can't ma|
|00002680| 6c 6c 6f 63 20 73 70 61 | 63 65 20 66 6f 72 20 69 |lloc spa|ce for i|
|00002690| 6e 6f 64 65 20 74 61 62 | 6c 65 5c 6e 22 2c 20 63 |node tab|le\n", c|
|000026a0| 6d 64 5f 6e 61 6d 65 29 | 3b 0a 58 09 77 5f 69 6e |md_name)|;.X.w_in|
|000026b0| 6f 5f 62 6c 6b 20 3d 20 | 30 3b 0a 58 09 69 6e 6f |o_blk = |0;.X.ino|
|000026c0| 64 65 5f 62 6c 6f 63 6b | 20 3d 20 6d 61 6c 6c 6f |de_block| = mallo|
|000026d0| 63 28 46 73 42 53 49 5a | 45 28 64 65 76 29 29 3b |c(FsBSIZ|E(dev));|
|000026e0| 0a 58 09 69 66 20 28 69 | 6e 6f 64 65 5f 62 6c 6f |.X.if (i|node_blo|
|000026f0| 63 6b 20 3d 3d 20 30 29 | 20 7b 0a 58 09 20 20 20 |ck == 0)| {.X.   |
|00002700| 20 66 70 72 69 6e 74 66 | 28 73 74 64 65 72 72 2c | fprintf|(stderr,|
|00002710| 20 22 25 73 3a 20 63 61 | 6e 27 74 20 6d 61 6c 6c | "%s: ca|n't mall|
|00002720| 6f 63 20 69 6e 6f 64 65 | 20 62 75 66 66 65 72 20 |oc inode| buffer |
|00002730| 73 70 61 63 65 3a 20 22 | 2c 20 63 6d 64 5f 6e 61 |space: "|, cmd_na|
|00002740| 6d 65 29 3b 0a 58 09 20 | 20 20 20 70 65 72 72 6f |me);.X. |   perro|
|00002750| 72 28 22 22 29 3b 0a 58 | 09 20 20 20 20 65 78 69 |r("");.X|.    exi|
|00002760| 74 28 31 29 3b 0a 58 09 | 7d 0a 58 20 20 20 20 7d |t(1);.X.|}.X    }|
|00002770| 0a 58 20 20 20 20 65 6c | 73 65 0a 58 09 66 6f 72 |.X    el|se.X.for|
|00002780| 20 28 62 6c 6f 63 6b 20 | 3d 20 46 73 49 54 4f 44 | (block |= FsITOD|
|00002790| 28 64 65 76 2c 20 52 4f | 4f 54 49 4e 4f 29 3b 20 |(dev, RO|OTINO); |
|000027a0| 62 6c 6f 63 6b 20 3c 20 | 66 69 6c 73 79 73 2e 73 |block < |filsys.s|
|000027b0| 5f 69 73 69 7a 65 3b 20 | 2b 2b 62 6c 6f 63 6b 29 |_isize; |++block)|
|000027c0| 0a 58 09 20 20 20 20 72 | 65 61 64 5f 62 6c 6f 63 |.X.    r|ead_bloc|
|000027d0| 6b 28 62 6c 6f 63 6b 2c | 20 26 69 6e 6f 64 65 5f |k(block,| &inode_|
|000027e0| 74 61 62 6c 65 5b 62 6c | 6f 63 6b 20 2a 20 46 73 |table[bl|ock * Fs|
|000027f0| 42 53 49 5a 45 28 64 65 | 76 29 5d 29 3b 0a 58 0a |BSIZE(de|v)]);.X.|
|00002800| 58 20 20 20 20 66 70 72 | 69 6e 74 66 28 73 74 64 |X    fpr|intf(std|
|00002810| 65 72 72 2c 20 22 6d 61 | 70 70 69 6e 67 2e 2e 2e |err, "ma|pping...|
|00002820| 22 29 3b 0a 58 20 20 20 | 20 66 6f 72 20 28 69 6e |");.X   | for (in|
|00002830| 6f 64 65 20 3d 20 52 4f | 4f 54 49 4e 4f 3b 20 69 |ode = RO|OTINO; i|
|00002840| 6e 6f 64 65 20 3c 3d 20 | 74 6f 74 61 6c 5f 69 6e |node <= |total_in|
|00002850| 6f 64 65 73 3b 20 2b 2b | 69 6e 6f 64 65 29 0a 58 |odes; ++|inode).X|
|00002860| 09 6d 61 70 5f 69 6e 6f | 64 65 28 69 6e 6f 64 65 |.map_ino|de(inode|
|00002870| 29 3b 0a 58 20 20 20 20 | 66 70 72 69 6e 74 66 28 |);.X    |fprintf(|
|00002880| 73 74 64 65 72 72 2c 20 | 22 64 6f 6e 65 5c 6e 22 |stderr, |"done\n"|
|00002890| 29 3b 0a 58 0a 58 20 20 | 20 20 6e 65 78 74 5f 66 |);.X.X  |  next_f|
|000028a0| 69 6c 6c 20 3d 20 66 69 | 6c 73 79 73 2e 73 5f 69 |ill = fi|lsys.s_i|
|000028b0| 73 69 7a 65 3b 0a 58 20 | 20 20 20 66 6f 72 20 28 |size;.X |   for (|
|000028c0| 69 6e 6f 64 65 20 3d 20 | 52 4f 4f 54 49 4e 4f 3b |inode = |ROOTINO;|
|000028d0| 20 69 6e 6f 64 65 20 3c | 3d 20 74 6f 74 61 6c 5f | inode <|= total_|
|000028e0| 69 6e 6f 64 65 73 3b 20 | 2b 2b 69 6e 6f 64 65 29 |inodes; |++inode)|
|000028f0| 0a 58 09 6d 6f 76 65 5f | 69 6e 6f 64 65 28 69 6e |.X.move_|inode(in|
|00002900| 6f 64 65 29 3b 0a 58 0a | 58 20 20 20 20 66 70 72 |ode);.X.|X    fpr|
|00002910| 69 6e 74 66 28 73 74 64 | 65 72 72 2c 20 22 5c 6e |intf(std|err, "\n|
|00002920| 72 65 62 75 69 6c 64 69 | 6e 67 20 74 68 65 20 66 |rebuildi|ng the f|
|00002930| 72 65 65 20 6c 69 73 74 | 5c 6e 22 29 3b 0a 58 20 |ree list|\n");.X |
|00002940| 20 20 20 72 65 62 75 69 | 6c 64 5f 66 72 65 65 5f |   rebui|ld_free_|
|00002950| 6c 69 73 74 28 29 3b 0a | 58 0a 58 20 20 20 20 66 |list();.|X.X    f|
|00002960| 70 72 69 6e 74 66 28 73 | 74 64 65 72 72 2c 20 22 |printf(s|tderr, "|
|00002970| 2a 2a 2a 20 52 75 6e 20 | 66 73 63 6b 20 74 6f 20 |*** Run |fsck to |
|00002980| 63 68 65 63 6b 20 6f 75 | 74 20 74 68 65 20 64 69 |check ou|t the di|
|00002990| 73 6b 21 21 21 5c 6e 22 | 29 3b 0a 58 0a 58 20 20 |sk!!!\n"|);.X.X  |
|000029a0| 20 20 63 6c 6f 73 65 28 | 64 69 73 6b 29 3b 0a 58 |  close(|disk);.X|
|000029b0| 20 20 20 20 65 78 69 74 | 28 30 29 3b 0a 58 7d 0a |    exit|(0);.X}.|
|000029c0| 58 0a 58 73 74 61 74 69 | 63 20 76 6f 69 64 0a 58 |X.Xstati|c void.X|
|000029d0| 72 65 61 64 5f 73 75 70 | 65 72 62 6c 6b 28 76 6f |read_sup|erblk(vo|
|000029e0| 69 64 29 0a 58 7b 0a 58 | 20 20 20 20 69 66 20 28 |id).X{.X|    if (|
|000029f0| 6c 73 65 65 6b 28 64 69 | 73 6b 2c 20 53 55 50 45 |lseek(di|sk, SUPE|
|00002a00| 52 42 4f 46 46 2c 20 30 | 29 20 21 3d 20 53 55 50 |RBOFF, 0|) != SUP|
|00002a10| 45 52 42 4f 46 46 29 20 | 7b 0a 58 09 66 70 72 69 |ERBOFF) |{.X.fpri|
|00002a20| 6e 74 66 28 73 74 64 65 | 72 72 2c 20 22 25 73 3a |ntf(stde|rr, "%s:|
|00002a30| 20 63 61 6e 27 74 20 73 | 65 65 6b 20 74 6f 20 73 | can't s|eek to s|
|00002a40| 75 70 65 72 62 6c 6f 63 | 6b 3a 20 22 2c 20 63 6d |uperbloc|k: ", cm|
|00002a50| 64 5f 6e 61 6d 65 29 3b | 0a 58 09 70 65 72 72 6f |d_name);|.X.perro|
|00002a60| 72 28 22 22 29 3b 0a 58 | 09 65 78 69 74 28 31 29 |r("");.X|.exit(1)|
|00002a70| 3b 0a 58 20 20 20 20 7d | 0a 58 20 20 20 20 69 66 |;.X    }|.X    if|
|00002a80| 20 28 72 65 61 64 28 64 | 69 73 6b 2c 20 26 66 69 | (read(d|isk, &fi|
|00002a90| 6c 73 79 73 2c 20 73 69 | 7a 65 6f 66 28 66 69 6c |lsys, si|zeof(fil|
|00002aa0| 73 79 73 29 29 20 21 3d | 20 73 69 7a 65 6f 66 28 |sys)) !=| sizeof(|
|00002ab0| 66 69 6c 73 79 73 29 29 | 20 7b 0a 58 09 66 70 72 |filsys))| {.X.fpr|
|00002ac0| 69 6e 74 66 28 73 74 64 | 65 72 72 2c 20 22 25 73 |intf(std|err, "%s|
|00002ad0| 3a 20 63 61 6e 27 74 20 | 72 65 61 64 20 73 75 70 |: can't |read sup|
|00002ae0| 65 72 62 6c 6f 63 6b 3a | 20 22 2c 20 63 6d 64 5f |erblock:| ", cmd_|
|00002af0| 6e 61 6d 65 29 3b 0a 58 | 09 70 65 72 72 6f 72 28 |name);.X|.perror(|
|00002b00| 22 22 29 3b 0a 58 09 65 | 78 69 74 28 31 29 3b 0a |"");.X.e|xit(1);.|
|00002b10| 58 20 20 20 20 7d 0a 58 | 20 20 20 20 69 66 20 28 |X    }.X|    if (|
|00002b20| 66 69 6c 73 79 73 2e 73 | 5f 6d 61 67 69 63 20 21 |filsys.s|_magic !|
|00002b30| 3d 20 46 73 4d 41 47 49 | 43 29 20 7b 0a 58 09 66 |= FsMAGI|C) {.X.f|
|00002b40| 70 72 69 6e 74 66 28 73 | 74 64 65 72 72 2c 20 22 |printf(s|tderr, "|
|00002b50| 25 73 3a 20 69 6e 76 61 | 6c 69 64 20 73 75 70 65 |%s: inva|lid supe|
|00002b60| 72 62 6c 6f 63 6b 20 6d | 61 67 69 63 20 6e 75 6d |rblock m|agic num|
|00002b70| 62 65 72 5c 6e 22 2c 20 | 63 6d 64 5f 6e 61 6d 65 |ber\n", |cmd_name|
|00002b80| 29 3b 0a 58 09 65 78 69 | 74 28 31 29 3b 0a 58 20 |);.X.exi|t(1);.X |
|00002b90| 20 20 20 7d 0a 58 20 20 | 20 20 64 65 76 20 3d 20 |   }.X  |  dev = |
|00002ba0| 28 66 69 6c 73 79 73 2e | 73 5f 74 79 70 65 20 3d |(filsys.|s_type =|
|00002bb0| 3d 20 46 73 32 62 29 20 | 3f 20 46 73 32 42 4c 4b |= Fs2b) |? Fs2BLK|
|00002bc0| 20 3a 20 30 3b 0a 58 7d | 0a 58 0a 58 73 74 61 74 | : 0;.X}|.X.Xstat|
|00002bd0| 69 63 20 76 6f 69 64 0a | 58 77 72 69 74 65 5f 73 |ic void.|Xwrite_s|
|00002be0| 75 70 65 72 62 6c 6b 28 | 76 6f 69 64 29 0a 58 7b |uperblk(|void).X{|
|00002bf0| 0a 58 20 20 20 20 6c 73 | 65 65 6b 28 64 69 73 6b |.X    ls|eek(disk|
|00002c00| 2c 20 53 55 50 45 52 42 | 4f 46 46 2c 20 30 29 3b |, SUPERB|OFF, 0);|
|00002c10| 0a 58 20 20 20 20 69 66 | 20 28 77 72 69 74 65 28 |.X    if| (write(|
|00002c20| 64 69 73 6b 2c 20 26 66 | 69 6c 73 79 73 2c 20 73 |disk, &f|ilsys, s|
|00002c30| 69 7a 65 6f 66 28 66 69 | 6c 73 79 73 29 29 20 21 |izeof(fi|lsys)) !|
|00002c40| 3d 20 73 69 7a 65 6f 66 | 28 66 69 6c 73 79 73 29 |= sizeof|(filsys)|
|00002c50| 29 20 7b 0a 58 09 66 70 | 72 69 6e 74 66 28 73 74 |) {.X.fp|rintf(st|
|00002c60| 64 65 72 72 2c 20 22 25 | 73 3a 20 63 61 6e 27 74 |derr, "%|s: can't|
|00002c70| 20 77 72 69 74 65 20 73 | 75 70 65 72 62 6c 6f 63 | write s|uperbloc|
|00002c80| 6b 3a 20 22 2c 20 63 6d | 64 5f 6e 61 6d 65 29 3b |k: ", cm|d_name);|
|00002c90| 0a 58 09 70 65 72 72 6f | 72 28 22 22 29 3b 0a 58 |.X.perro|r("");.X|
|00002ca0| 09 65 78 69 74 28 31 29 | 3b 0a 58 20 20 20 20 7d |.exit(1)|;.X    }|
|00002cb0| 0a 58 7d 0a 58 0a 58 73 | 74 61 74 69 63 20 76 6f |.X}.X.Xs|tatic vo|
|00002cc0| 69 64 0a 58 6d 61 70 5f | 69 6e 6f 64 65 28 69 6e |id.Xmap_|inode(in|
|00002cd0| 6f 5f 74 20 69 6e 6f 64 | 65 29 0a 58 7b 0a 58 20 |o_t inod|e).X{.X |
|00002ce0| 20 20 20 69 6e 74 20 74 | 79 70 65 2c 20 69 3b 0a |   int t|ype, i;.|
|00002cf0| 58 20 20 20 20 6c 6f 6e | 67 20 62 6c 6f 63 6b 5b |X    lon|g block[|
|00002d00| 4e 55 4d 5f 41 44 44 52 | 5d 3b 0a 58 0a 58 20 20 |NUM_ADDR|];.X.X  |
|00002d10| 20 20 72 65 61 64 5f 69 | 6e 6f 64 65 28 69 6e 6f |  read_i|node(ino|
|00002d20| 64 65 2c 20 26 69 6e 6f | 29 3b 0a 58 20 20 20 20 |de, &ino|);.X    |
|00002d30| 69 66 20 28 69 6e 6f 2e | 64 69 5f 6d 6f 64 65 20 |if (ino.|di_mode |
|00002d40| 3d 3d 20 30 29 0a 58 09 | 72 65 74 75 72 6e 3b 0a |== 0).X.|return;.|
|00002d50| 58 20 20 20 20 74 79 70 | 65 20 3d 20 69 6e 6f 2e |X    typ|e = ino.|
|00002d60| 64 69 5f 6d 6f 64 65 20 | 26 20 53 5f 49 46 4d 54 |di_mode |& S_IFMT|
|00002d70| 3b 0a 58 20 20 20 20 69 | 66 20 28 74 79 70 65 20 |;.X    i|f (type |
|00002d80| 3d 3d 20 53 5f 49 46 43 | 48 52 20 7c 7c 20 74 79 |== S_IFC|HR || ty|
|00002d90| 70 65 20 3d 3d 20 53 5f | 49 46 42 4c 4b 29 0a 58 |pe == S_|IFBLK).X|
|00002da0| 09 72 65 74 75 72 6e 3b | 0a 58 0a 58 20 20 20 20 |.return;|.X.X    |
|00002db0| 6c 33 74 6f 6c 28 62 6c | 6f 63 6b 2c 20 69 6e 6f |l3tol(bl|ock, ino|
|00002dc0| 2e 64 69 5f 61 64 64 72 | 2c 20 4e 55 4d 5f 41 44 |.di_addr|, NUM_AD|
|00002dd0| 44 52 29 3b 0a 58 20 20 | 20 20 66 6f 72 20 28 69 |DR);.X  |  for (i|
|00002de0| 20 3d 20 30 3b 20 69 20 | 3c 20 4e 55 4d 5f 41 44 | = 0; i |< NUM_AD|
|00002df0| 44 52 3b 20 2b 2b 69 29 | 0a 58 09 69 66 20 28 62 |DR; ++i)|.X.if (b|
|00002e00| 6c 6f 63 6b 5b 69 5d 20 | 21 3d 20 30 29 0a 58 09 |lock[i] |!= 0).X.|
|00002e10| 20 20 20 20 75 70 64 61 | 74 65 5f 6d 61 70 28 69 |    upda|te_map(i|
|00002e20| 6e 6f 64 65 2c 20 62 6c | 6f 63 6b 5b 69 5d 2c 0a |node, bl|ock[i],.|
|00002e30| 58 09 09 28 69 20 3c 20 | 46 49 52 53 54 5f 49 4e |X..(i < |FIRST_IN|
|00002e40| 44 49 52 29 20 3f 20 30 | 20 3a 20 28 69 20 2d 20 |DIR) ? 0| : (i - |
|00002e50| 46 49 52 53 54 5f 49 4e | 44 49 52 20 2b 20 31 29 |FIRST_IN|DIR + 1)|
|00002e60| 29 3b 0a 58 7d 0a 58 0a | 58 73 74 61 74 69 63 20 |);.X}.X.|Xstatic |
|00002e70| 76 6f 69 64 0a 58 75 70 | 64 61 74 65 5f 6d 61 70 |void.Xup|date_map|
|00002e80| 28 6c 6f 6e 67 20 6d 61 | 70 5f 65 6e 74 72 79 2c |(long ma|p_entry,|
|00002e90| 20 64 61 64 64 72 5f 74 | 20 62 6c 6f 63 6b 2c 20 | daddr_t| block, |
|00002ea0| 69 6e 74 20 6c 65 76 65 | 6c 29 0a 58 7b 0a 58 20 |int leve|l).X{.X |
|00002eb0| 20 20 20 69 6e 74 20 69 | 3b 0a 58 0a 58 20 20 20 |   int i|;.X.X   |
|00002ec0| 20 69 66 20 28 6d 61 70 | 5b 62 6c 6f 63 6b 5d 20 | if (map|[block] |
|00002ed0| 21 3d 20 30 29 20 7b 0a | 58 09 66 70 72 69 6e 74 |!= 0) {.|X.fprint|
|00002ee0| 66 28 73 74 64 65 72 72 | 2c 20 22 25 73 3a 20 64 |f(stderr|, "%s: d|
|00002ef0| 75 70 6c 69 63 61 74 65 | 20 62 6c 6f 63 6b 20 25 |uplicate| block %|
|00002f00| 64 20 69 6e 20 25 64 20 | 61 6e 64 20 25 64 5c 6e |d in %d |and %d\n|
|00002f10| 22 2c 0a 58 09 20 20 20 | 20 63 6d 64 5f 6e 61 6d |",.X.   | cmd_nam|
|00002f20| 65 2c 20 62 6c 6f 63 6b | 2c 20 6d 61 70 5b 62 6c |e, block|, map[bl|
|00002f30| 6f 63 6b 5d 2c 20 6d 61 | 70 5f 65 6e 74 72 79 29 |ock], ma|p_entry)|
|00002f40| 3b 0a 58 09 65 78 69 74 | 28 31 29 3b 0a 58 20 20 |;.X.exit|(1);.X  |
|00002f50| 20 20 7d 0a 58 20 20 20 | 20 6d 61 70 5b 62 6c 6f |  }.X   | map[blo|
|00002f60| 63 6b 5d 20 3d 20 6d 61 | 70 5f 65 6e 74 72 79 3b |ck] = ma|p_entry;|
|00002f70| 0a 58 0a 58 20 20 20 20 | 69 66 20 28 6c 65 76 65 |.X.X    |if (leve|
|00002f80| 6c 20 3d 3d 20 30 29 0a | 58 09 72 65 74 75 72 6e |l == 0).|X.return|
|00002f90| 3b 0a 58 0a 58 20 20 20 | 20 2d 2d 6c 65 76 65 6c |;.X.X   | --level|
|00002fa0| 3b 0a 58 20 20 20 20 72 | 65 61 64 5f 62 6c 6f 63 |;.X    r|ead_bloc|
|00002fb0| 6b 28 62 6c 6f 63 6b 2c | 20 69 6e 64 69 72 5b 6c |k(block,| indir[l|
|00002fc0| 65 76 65 6c 5d 29 3b 0a | 58 20 20 20 20 66 6f 72 |evel]);.|X    for|
|00002fd0| 20 28 69 20 3d 20 30 3b | 20 69 20 3c 20 46 73 4e | (i = 0;| i < FsN|
|00002fe0| 49 4e 44 49 52 28 64 65 | 76 29 3b 20 2b 2b 69 29 |INDIR(de|v); ++i)|
|00002ff0| 0a 58 09 69 66 20 28 28 | 28 64 61 64 64 72 5f 74 |.X.if ((|(daddr_t|
|00003000| 20 2a 29 69 6e 64 69 72 | 5b 6c 65 76 65 6c 5d 29 | *)indir|[level])|
|00003010| 5b 69 5d 20 21 3d 20 30 | 29 0a 58 09 20 20 20 20 |[i] != 0|).X.    |
|00003020| 75 70 64 61 74 65 5f 6d | 61 70 28 2d 62 6c 6f 63 |update_m|ap(-bloc|
|00003030| 6b 2c 20 28 28 64 61 64 | 64 72 5f 74 20 2a 29 69 |k, ((dad|dr_t *)i|
|00003040| 6e 64 69 72 5b 6c 65 76 | 65 6c 5d 29 5b 69 5d 2c |ndir[lev|el])[i],|
|00003050| 20 6c 65 76 65 6c 29 3b | 0a 58 7d 0a 58 0a 58 73 | level);|.X}.X.Xs|
|00003060| 74 61 74 69 63 20 76 6f | 69 64 0a 58 72 65 61 64 |tatic vo|id.Xread|
|00003070| 5f 62 6c 6f 63 6b 28 64 | 61 64 64 72 5f 74 20 62 |_block(d|addr_t b|
|00003080| 6c 6f 63 6b 2c 20 76 6f | 69 64 20 2a 62 75 66 29 |lock, vo|id *buf)|
|00003090| 0a 58 7b 0a 58 20 20 20 | 20 6c 73 65 65 6b 28 64 |.X{.X   | lseek(d|
|000030a0| 69 73 6b 2c 20 62 6c 6f | 63 6b 20 2a 20 46 73 42 |isk, blo|ck * FsB|
|000030b0| 53 49 5a 45 28 64 65 76 | 29 2c 20 30 29 3b 0a 58 |SIZE(dev|), 0);.X|
|000030c0| 20 20 20 20 69 66 20 28 | 72 65 61 64 28 64 69 73 |    if (|read(dis|
|000030d0| 6b 2c 20 62 75 66 2c 20 | 46 73 42 53 49 5a 45 28 |k, buf, |FsBSIZE(|
|000030e0| 64 65 76 29 29 20 21 3d | 20 46 73 42 53 49 5a 45 |dev)) !=| FsBSIZE|
|000030f0| 28 64 65 76 29 29 20 7b | 0a 58 09 66 70 72 69 6e |(dev)) {|.X.fprin|
|00003100| 74 66 28 73 74 64 65 72 | 72 2c 20 22 25 73 3a 20 |tf(stder|r, "%s: |
|00003110| 63 61 6e 27 74 20 72 65 | 61 64 20 62 6c 6f 63 6b |can't re|ad block|
|00003120| 20 25 64 3a 20 22 2c 20 | 63 6d 64 5f 6e 61 6d 65 | %d: ", |cmd_name|
|00003130| 2c 20 62 6c 6f 63 6b 29 | 3b 0a 58 09 70 65 72 72 |, block)|;.X.perr|
|00003140| 6f 72 28 22 22 29 3b 0a | 58 09 65 78 69 74 28 31 |or("");.|X.exit(1|
|00003150| 29 3b 0a 58 20 20 20 20 | 7d 0a 58 7d 0a 58 0a 58 |);.X    |}.X}.X.X|
|00003160| 73 74 61 74 69 63 20 76 | 6f 69 64 0a 58 77 72 69 |static v|oid.Xwri|
|00003170| 74 65 5f 62 6c 6f 63 6b | 28 64 61 64 64 72 5f 74 |te_block|(daddr_t|
|00003180| 20 62 6c 6f 63 6b 2c 20 | 76 6f 69 64 20 2a 62 75 | block, |void *bu|
|00003190| 66 29 0a 58 7b 0a 58 20 | 20 20 20 6c 73 65 65 6b |f).X{.X |   lseek|
|000031a0| 28 64 69 73 6b 2c 20 62 | 6c 6f 63 6b 20 2a 20 46 |(disk, b|lock * F|
|000031b0| 73 42 53 49 5a 45 28 64 | 65 76 29 2c 20 30 29 3b |sBSIZE(d|ev), 0);|
|000031c0| 0a 58 20 20 20 20 69 66 | 20 28 77 72 69 74 65 28 |.X    if| (write(|
|000031d0| 64 69 73 6b 2c 20 62 75 | 66 2c 20 46 73 42 53 49 |disk, bu|f, FsBSI|
|000031e0| 5a 45 28 64 65 76 29 29 | 20 21 3d 20 46 73 42 53 |ZE(dev))| != FsBS|
|000031f0| 49 5a 45 28 64 65 76 29 | 29 20 7b 0a 58 09 66 70 |IZE(dev)|) {.X.fp|
|00003200| 72 69 6e 74 66 28 73 74 | 64 65 72 72 2c 20 22 25 |rintf(st|derr, "%|
|00003210| 73 3a 20 63 61 6e 27 74 | 20 77 72 69 74 65 20 62 |s: can't| write b|
|00003220| 6c 6f 63 6b 20 25 64 3a | 20 22 2c 20 63 6d 64 5f |lock %d:| ", cmd_|
|00003230| 6e 61 6d 65 2c 20 62 6c | 6f 63 6b 29 3b 0a 58 09 |name, bl|ock);.X.|
|00003240| 70 65 72 72 6f 72 28 22 | 22 29 3b 0a 58 09 65 78 |perror("|");.X.ex|
|00003250| 69 74 28 31 29 3b 0a 58 | 20 20 20 20 7d 0a 58 7d |it(1);.X|    }.X}|
|00003260| 0a 58 0a 58 73 74 61 74 | 69 63 20 76 6f 69 64 0a |.X.Xstat|ic void.|
|00003270| 58 72 65 61 64 5f 69 6e | 6f 64 65 28 69 6e 6f 5f |Xread_in|ode(ino_|
|00003280| 74 20 69 6e 6f 64 65 2c | 20 73 74 72 75 63 74 20 |t inode,| struct |
|00003290| 64 69 6e 6f 64 65 20 2a | 69 6e 6f 29 0a 58 7b 0a |dinode *|ino).X{.|
|000032a0| 58 20 20 20 20 64 61 64 | 64 72 5f 74 20 62 6c 6f |X    dad|dr_t blo|
|000032b0| 63 6b 3b 0a 58 0a 58 20 | 20 20 20 62 6c 6f 63 6b |ck;.X.X |   block|
|000032c0| 20 3d 20 46 73 49 54 4f | 44 28 64 65 76 2c 20 69 | = FsITO|D(dev, i|
|000032d0| 6e 6f 64 65 29 3b 0a 58 | 20 20 20 20 69 66 20 28 |node);.X|    if (|
|000032e0| 69 6e 6f 64 65 5f 74 61 | 62 6c 65 20 3d 3d 20 30 |inode_ta|ble == 0|
|000032f0| 29 20 7b 0a 58 09 69 66 | 20 28 77 5f 69 6e 6f 5f |) {.X.if| (w_ino_|
|00003300| 62 6c 6b 20 21 3d 20 62 | 6c 6f 63 6b 29 20 7b 0a |blk != b|lock) {.|
|00003310| 58 09 20 20 20 20 77 5f | 69 6e 6f 5f 62 6c 6b 20 |X.    w_|ino_blk |
|00003320| 3d 20 62 6c 6f 63 6b 3b | 0a 58 09 20 20 20 20 72 |= block;|.X.    r|
|00003330| 65 61 64 5f 62 6c 6f 63 | 6b 28 62 6c 6f 63 6b 2c |ead_bloc|k(block,|
|00003340| 20 69 6e 6f 64 65 5f 62 | 6c 6f 63 6b 29 3b 0a 58 | inode_b|lock);.X|
|00003350| 09 7d 0a 58 09 2a 69 6e | 6f 20 3d 20 28 28 73 74 |.}.X.*in|o = ((st|
|00003360| 72 75 63 74 20 64 69 6e | 6f 64 65 20 2a 29 69 6e |ruct din|ode *)in|
|00003370| 6f 64 65 5f 62 6c 6f 63 | 6b 29 5b 46 73 49 54 4f |ode_bloc|k)[FsITO|
|00003380| 4f 28 64 65 76 2c 20 69 | 6e 6f 64 65 29 5d 3b 0a |O(dev, i|node)];.|
|00003390| 58 20 20 20 20 7d 0a 58 | 20 20 20 20 65 6c 73 65 |X    }.X|    else|
|000033a0| 20 7b 0a 58 09 2a 69 6e | 6f 20 3d 20 28 28 73 74 | {.X.*in|o = ((st|
|000033b0| 72 75 63 74 20 64 69 6e | 6f 64 65 20 2a 29 26 69 |ruct din|ode *)&i|
|000033c0| 6e 6f 64 65 5f 74 61 62 | 6c 65 5b 62 6c 6f 63 6b |node_tab|le[block|
|000033d0| 20 2a 20 46 73 42 53 49 | 5a 45 28 64 65 76 29 5d | * FsBSI|ZE(dev)]|
|000033e0| 29 0a 58 09 20 20 20 20 | 5b 46 73 49 54 4f 4f 28 |).X.    |[FsITOO(|
|000033f0| 64 65 76 2c 20 69 6e 6f | 64 65 29 5d 3b 0a 58 20 |dev, ino|de)];.X |
|00003400| 20 20 20 7d 0a 58 7d 0a | 58 0a 58 73 74 61 74 69 |   }.X}.|X.Xstati|
|00003410| 63 20 76 6f 69 64 0a 58 | 77 72 69 74 65 5f 69 6e |c void.X|write_in|
|00003420| 6f 64 65 28 69 6e 6f 5f | 74 20 69 6e 6f 64 65 2c |ode(ino_|t inode,|
|00003430| 20 73 74 72 75 63 74 20 | 64 69 6e 6f 64 65 20 2a | struct |dinode *|
|00003440| 69 6e 6f 29 0a 58 7b 0a | 58 20 20 20 20 64 61 64 |ino).X{.|X    dad|
|00003450| 64 72 5f 74 20 62 6c 6f | 63 6b 3b 0a 58 0a 58 20 |dr_t blo|ck;.X.X |
|00003460| 20 20 20 62 6c 6f 63 6b | 20 3d 20 46 73 49 54 4f |   block| = FsITO|
|00003470| 44 28 64 65 76 2c 20 69 | 6e 6f 64 65 29 3b 0a 58 |D(dev, i|node);.X|
|00003480| 20 20 20 20 69 66 20 28 | 69 6e 6f 64 65 5f 74 61 |    if (|inode_ta|
|00003490| 62 6c 65 20 3d 3d 20 30 | 29 20 7b 0a 58 09 69 66 |ble == 0|) {.X.if|
|000034a0| 20 28 77 5f 69 6e 6f 5f | 62 6c 6b 20 21 3d 20 62 | (w_ino_|blk != b|
|000034b0| 6c 6f 63 6b 29 20 7b 0a | 58 09 20 20 20 20 77 5f |lock) {.|X.    w_|
|000034c0| 69 6e 6f 5f 62 6c 6b 20 | 3d 20 62 6c 6f 63 6b 3b |ino_blk |= block;|
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|000034f0| 6c 6f 63 6b 29 3b 0a 58 | 09 7d 0a 58 09 28 28 73 |lock);.X|.}.X.((s|
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|00003510| 6e 6f 64 65 5f 62 6c 6f | 63 6b 29 5b 46 73 49 54 |node_blo|ck)[FsIT|
|00003520| 4f 4f 28 64 65 76 2c 20 | 69 6e 6f 64 65 29 5d 20 |OO(dev, |inode)] |
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|00003540| 62 6c 6f 63 6b 28 62 6c | 6f 63 6b 2c 20 69 6e 6f |block(bl|ock, ino|
|00003550| 64 65 5f 62 6c 6f 63 6b | 29 3b 0a 58 20 20 20 20 |de_block|);.X    |
|00003560| 7d 0a 58 20 20 20 20 65 | 6c 73 65 20 7b 0a 58 09 |}.X    e|lse {.X.|
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|00003580| 2a 29 26 69 6e 6f 64 65 | 5f 74 61 62 6c 65 5b 62 |*)&inode|_table[b|
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|00003600| 29 3b 0a 58 20 20 20 20 | 7d 0a 58 7d 0a 58 0a 58 |);.X    |}.X}.X.X|
|00003610| 73 74 61 74 69 63 20 76 | 6f 69 64 0a 58 6d 6f 76 |static v|oid.Xmov|
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|00003630| 66 72 6f 6d 2c 20 64 61 | 64 64 72 5f 74 20 74 6f |from, da|ddr_t to|
|00003640| 29 0a 58 7b 0a 58 20 20 | 20 20 63 68 61 72 20 62 |).X{.X  |  char b|
|00003650| 75 66 66 65 72 5b 46 73 | 42 53 49 5a 45 28 64 65 |uffer[Fs|BSIZE(de|
|00003660| 76 29 5d 3b 0a 58 20 20 | 20 20 64 61 64 64 72 5f |v)];.X  |  daddr_|
|00003670| 74 20 62 6c 6f 63 6b 3b | 0a 58 0a 58 20 20 20 20 |t block;|.X.X    |
|00003680| 69 66 20 28 6d 61 70 5b | 74 6f 5d 20 21 3d 20 30 |if (map[|to] != 0|
|00003690| 29 0a 58 09 6d 61 6b 65 | 5f 68 6f 6c 65 28 29 3b |).X.make|_hole();|
|000036a0| 0a 58 0a 58 20 20 20 20 | 72 65 61 64 5f 62 6c 6f |.X.X    |read_blo|
|000036b0| 63 6b 28 66 72 6f 6d 2c | 20 62 75 66 66 65 72 29 |ck(from,| buffer)|
|000036c0| 3b 0a 58 20 20 20 20 77 | 72 69 74 65 5f 62 6c 6f |;.X    w|rite_blo|
|000036d0| 63 6b 28 74 6f 2c 20 62 | 75 66 66 65 72 29 3b 0a |ck(to, b|uffer);.|
|000036e0| 58 0a 58 20 20 20 20 6d | 61 70 5b 74 6f 5d 20 3d |X.X    m|ap[to] =|
|000036f0| 20 6d 61 70 5b 66 72 6f | 6d 5d 3b 0a 58 20 20 20 | map[fro|m];.X   |
|00003700| 20 6d 61 70 5b 66 72 6f | 6d 5d 20 3d 20 30 3b 0a | map[fro|m] = 0;.|
|00003710| 58 0a 58 20 20 20 20 66 | 6f 72 20 28 62 6c 6f 63 |X.X    f|or (bloc|
|00003720| 6b 20 3d 20 66 69 6c 73 | 79 73 2e 73 5f 69 73 69 |k = fils|ys.s_isi|
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|00003740| 79 73 2e 73 5f 66 73 69 | 7a 65 3b 20 2b 2b 62 6c |ys.s_fsi|ze; ++bl|
|00003750| 6f 63 6b 29 0a 58 09 69 | 66 20 28 6d 61 70 5b 62 |ock).X.i|f (map[b|
|00003760| 6c 6f 63 6b 5d 20 3d 3d | 20 2d 66 72 6f 6d 29 0a |lock] ==| -from).|
|00003770| 58 09 20 20 20 20 6d 61 | 70 5b 62 6c 6f 63 6b 5d |X.    ma|p[block]|
|00003780| 20 3d 20 2d 74 6f 3b 0a | 58 7d 0a 58 0a 58 73 74 | = -to;.|X}.X.Xst|
|00003790| 61 74 69 63 20 76 6f 69 | 64 0a 58 6d 6f 76 65 5f |atic voi|d.Xmove_|
|000037a0| 69 6e 6f 64 65 28 69 6e | 6f 5f 74 20 69 6e 6f 64 |inode(in|o_t inod|
|000037b0| 65 29 0a 58 7b 0a 58 20 | 20 20 20 69 6e 74 20 74 |e).X{.X |   int t|
|000037c0| 79 70 65 2c 20 69 3b 0a | 58 20 20 20 20 6c 6f 6e |ype, i;.|X    lon|
|000037d0| 67 20 62 6c 6f 63 6b 5b | 4e 55 4d 5f 41 44 44 52 |g block[|NUM_ADDR|
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|00003810| 69 6e 6f 64 65 3b 0a 58 | 20 20 20 20 69 66 20 28 |inode;.X|    if (|
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|00003830| 29 0a 58 09 72 65 74 75 | 72 6e 3b 0a 58 20 20 20 |).X.retu|rn;.X   |
|00003840| 20 74 79 70 65 20 3d 20 | 69 6e 6f 2e 64 69 5f 6d | type = |ino.di_m|
|00003850| 6f 64 65 20 26 20 53 5f | 49 46 4d 54 3b 0a 58 20 |ode & S_|IFMT;.X |
|00003860| 20 20 20 69 66 20 28 74 | 79 70 65 20 3d 3d 20 53 |   if (t|ype == S|
|00003870| 5f 49 46 43 48 52 20 7c | 7c 20 74 79 70 65 20 3d |_IFCHR ||| type =|
|00003880| 3d 20 53 5f 49 46 42 4c | 4b 29 0a 58 09 72 65 74 |= S_IFBL|K).X.ret|
|00003890| 75 72 6e 3b 0a 58 20 20 | 20 20 0a 58 20 20 20 20 |urn;.X  |  .X    |
|000038a0| 66 70 72 69 6e 74 66 28 | 73 74 64 65 72 72 2c 20 |fprintf(|stderr, |
|000038b0| 22 6d 6f 76 69 6e 67 20 | 69 6e 6f 64 65 20 25 64 |"moving |inode %d|
|000038c0| 20 28 73 69 7a 65 20 25 | 64 29 20 20 20 20 20 20 | (size %|d)      |
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|000038e0| 20 20 20 5c 72 22 2c 0a | 58 09 69 6e 6f 64 65 2c |   \r",.|X.inode,|
|000038f0| 20 69 6e 6f 2e 64 69 5f | 73 69 7a 65 29 3b 0a 58 | ino.di_|size);.X|
|00003900| 0a 58 20 20 20 20 6c 33 | 74 6f 6c 28 62 6c 6f 63 |.X    l3|tol(bloc|
|00003910| 6b 2c 20 69 6e 6f 2e 64 | 69 5f 61 64 64 72 2c 20 |k, ino.d|i_addr, |
|00003920| 4e 55 4d 5f 41 44 44 52 | 29 3b 0a 58 20 20 20 20 |NUM_ADDR|);.X    |
|00003930| 66 6f 72 20 28 69 20 3d | 20 30 3b 20 69 20 3c 20 |for (i =| 0; i < |
|00003940| 4e 55 4d 5f 41 44 44 52 | 3b 20 2b 2b 69 29 20 7b |NUM_ADDR|; ++i) {|
|00003950| 0a 58 09 69 66 20 28 62 | 6c 6f 63 6b 5b 69 5d 20 |.X.if (b|lock[i] |
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|000039a0| 62 6c 6f 63 6b 28 62 6c | 6f 63 6b 5b 69 5d 2c 20 |block(bl|ock[i], |
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|000039c0| 20 20 6c 33 74 6f 6c 28 | 62 6c 6f 63 6b 2c 20 69 |  l3tol(|block, i|
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|00003a00| 6c 3b 0a 58 09 20 20 20 | 20 6c 74 6f 6c 33 28 69 |l;.X.   | ltol3(i|
|00003a10| 6e 6f 2e 64 69 5f 61 64 | 64 72 2c 20 62 6c 6f 63 |no.di_ad|dr, bloc|
|00003a20| 6b 2c 20 4e 55 4d 5f 41 | 44 44 52 29 3b 0a 58 09 |k, NUM_A|DDR);.X.|
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|00003a40| 69 6e 6f 64 65 2c 20 26 | 69 6e 6f 29 3b 0a 58 09 |inode, &|ino);.X.|
|00003a50| 7d 0a 58 09 2b 2b 6e 65 | 78 74 5f 66 69 6c 6c 3b |}.X.++ne|xt_fill;|
|00003a60| 0a 58 20 20 20 20 7d 0a | 58 20 20 20 20 0a 58 20 |.X    }.|X    .X |
|00003a70| 20 20 20 66 6f 72 20 28 | 69 20 3d 20 46 49 52 53 |   for (|i = FIRS|
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|00003a90| 5f 41 44 44 52 3b 20 2b | 2b 69 29 0a 58 09 6d 6f |_ADDR; +|+i).X.mo|
|00003aa0| 76 65 5f 69 6e 64 69 72 | 65 63 74 28 62 6c 6f 63 |ve_indir|ect(bloc|
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|00003ac0| 44 49 52 29 3b 0a 58 7d | 0a 58 0a 58 73 74 61 74 |DIR);.X}|.X.Xstat|
|00003ad0| 69 63 20 76 6f 69 64 0a | 58 6d 6f 76 65 5f 69 6e |ic void.|Xmove_in|
|00003ae0| 64 69 72 65 63 74 28 64 | 61 64 64 72 5f 74 20 62 |direct(d|addr_t b|
|00003af0| 6c 6f 63 6b 2c 20 69 6e | 74 20 6c 65 76 65 6c 29 |lock, in|t level)|
|00003b00| 0a 58 7b 0a 58 20 20 20 | 20 69 6e 74 20 69 3b 0a |.X{.X   | int i;.|
|00003b10| 58 0a 58 20 20 20 20 69 | 66 20 28 62 6c 6f 63 6b |X.X    i|f (block|
|00003b20| 20 3d 3d 20 30 29 0a 58 | 09 72 65 74 75 72 6e 3b | == 0).X|.return;|
|00003b30| 0a 58 0a 58 20 20 20 20 | 72 65 61 64 5f 62 6c 6f |.X.X    |read_blo|
|00003b40| 63 6b 28 62 6c 6f 63 6b | 2c 20 69 6e 64 69 72 5b |ck(block|, indir[|
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|00003b60| 69 6e 64 69 72 5b 6c 65 | 76 65 6c 5d 20 3d 20 62 |indir[le|vel] = b|
|00003b70| 6c 6f 63 6b 3b 0a 58 0a | 58 20 20 20 20 66 6f 72 |lock;.X.|X    for|
|00003b80| 20 28 69 20 3d 20 30 3b | 20 69 20 3c 20 46 73 4e | (i = 0;| i < FsN|
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|00003ba0| 20 7b 0a 58 09 69 66 20 | 28 28 28 64 61 64 64 72 | {.X.if |(((daddr|
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|00003c10| 09 20 20 20 20 6d 6f 76 | 65 5f 62 6c 6f 63 6b 28 |.    mov|e_block(|
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|00003c70| 65 78 74 5f 66 69 6c 6c | 3b 0a 58 09 20 20 20 20 |ext_fill|;.X.    |
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|00003ca0| 3b 0a 58 09 7d 0a 58 09 | 2b 2b 6e 65 78 74 5f 66 |;.X.}.X.|++next_f|
|00003cb0| 69 6c 6c 3b 0a 58 20 20 | 20 20 7d 0a 58 0a 58 20 |ill;.X  |  }.X.X |
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|00003cd0| 30 29 0a 58 09 72 65 74 | 75 72 6e 3b 0a 58 0a 58 |0).X.ret|urn;.X.X|
|00003ce0| 20 20 20 20 66 6f 72 20 | 28 69 20 3d 20 30 3b 20 |    for |(i = 0; |
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|00003d50| 64 0a 58 6d 61 6b 65 5f | 68 6f 6c 65 28 76 6f 69 |d.Xmake_|hole(voi|
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|00003da0| 20 20 20 73 74 72 75 63 | 74 20 64 69 6e 6f 64 65 |   struc|t dinode|
|00003db0| 20 74 5f 69 6e 6f 2c 20 | 2a 70 5f 69 6e 6f 3b 0a | t_ino, |*p_ino;.|
|00003dc0| 58 20 20 20 20 6c 6f 6e | 67 20 62 6c 6f 63 6b 5b |X    lon|g block[|
|00003dd0| 4e 55 4d 5f 41 44 44 52 | 5d 3b 0a 58 20 20 20 20 |NUM_ADDR|];.X    |
|00003de0| 64 61 64 64 72 5f 74 20 | 62 61 63 6b 3b 0a 58 20 |daddr_t |back;.X |
|00003df0| 20 20 20 69 6e 74 20 69 | 3b 0a 58 0a 58 20 20 20 |   int i|;.X.X   |
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|00003e70| 63 6b 29 20 7b 0a 58 09 | 66 70 72 69 6e 74 66 28 |ck) {.X.|fprintf(|
|00003e80| 73 74 64 65 72 72 2c 20 | 22 25 73 3a 20 63 61 6e |stderr, |"%s: can|
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|00003ed0| 69 74 28 31 29 3b 0a 58 | 20 20 20 20 7d 0a 58 0a |it(1);.X|    }.X.|
|00003ee0| 58 20 20 20 20 6d 6f 76 | 65 5f 62 6c 6f 63 6b 28 |X    mov|e_block(|
|00003ef0| 6e 65 78 74 5f 66 69 6c | 6c 2c 20 62 61 63 6b 29 |next_fil|l, back)|
|00003f00| 3b 0a 58 0a 58 20 20 20 | 20 69 66 20 28 6d 61 70 |;.X.X   | if (map|
|00003f10| 5b 62 61 63 6b 5d 20 3c | 20 30 29 20 7b 0a 58 09 |[back] <| 0) {.X.|
|00003f20| 62 6c 6f 63 6b 5b 30 5d | 20 3d 20 2d 6d 61 70 5b |block[0]| = -map[|
|00003f30| 62 61 63 6b 5d 3b 0a 58 | 09 66 6f 72 20 28 69 20 |back];.X|.for (i |
|00003f40| 3d 20 30 3b 20 69 20 3c | 20 4e 55 4d 5f 49 4e 44 |= 0; i <| NUM_IND|
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|00003f60| 66 20 28 62 6c 6f 63 6b | 5b 30 5d 20 3d 3d 20 77 |f (block|[0] == w|
|00003f70| 5f 69 6e 64 69 72 5b 69 | 5d 29 0a 58 09 09 62 72 |_indir[i|]).X..br|
|00003f80| 65 61 6b 3b 0a 58 09 69 | 66 20 28 69 20 3c 20 4e |eak;.X.i|f (i < N|
|00003f90| 55 4d 5f 49 4e 44 49 52 | 29 20 7b 0a 58 09 20 20 |UM_INDIR|) {.X.  |
|00003fa0| 20 20 70 5f 69 6e 64 69 | 72 20 3d 20 28 64 61 64 |  p_indi|r = (dad|
|00003fb0| 64 72 5f 74 20 2a 29 69 | 6e 64 69 72 5b 69 5d 3b |dr_t *)i|ndir[i];|
|00003fc0| 0a 58 09 7d 0a 58 09 65 | 6c 73 65 20 7b 0a 58 09 |.X.}.X.e|lse {.X.|
|00003fd0| 20 20 20 20 70 5f 69 6e | 64 69 72 20 3d 20 28 64 |    p_in|dir = (d|
|00003fe0| 61 64 64 72 5f 74 20 2a | 29 74 5f 69 6e 64 69 72 |addr_t *|)t_indir|
|00003ff0| 3b 0a 58 09 20 20 20 20 | 72 65 61 64 5f 62 6c 6f |;.X.    |read_blo|
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|00004010| 6e 64 69 72 29 3b 0a 58 | 09 7d 0a 58 09 66 6f 72 |ndir);.X|.}.X.for|
|00004020| 20 28 69 20 3d 20 30 3b | 20 69 20 3c 20 46 73 4e | (i = 0;| i < FsN|
|00004030| 49 4e 44 49 52 28 64 65 | 76 29 3b 20 2b 2b 69 29 |INDIR(de|v); ++i)|
|00004040| 20 7b 0a 58 09 20 20 20 | 20 69 66 20 28 70 5f 69 | {.X.   | if (p_i|
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|00004060| 66 69 6c 6c 29 20 7b 0a | 58 09 09 70 5f 69 6e 64 |fill) {.|X..p_ind|
|00004070| 69 72 5b 69 5d 20 3d 20 | 62 61 63 6b 3b 0a 58 09 |ir[i] = |back;.X.|
|00004080| 09 62 72 65 61 6b 3b 0a | 58 09 20 20 20 20 7d 0a |.break;.|X.    }.|
|00004090| 58 09 7d 0a 58 09 69 66 | 20 28 69 20 3d 3d 20 46 |X.}.X.if| (i == F|
|000040a0| 73 4e 49 4e 44 49 52 28 | 64 65 76 29 29 20 7b 0a |sNINDIR(|dev)) {.|
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|000040d0| 6e 69 63 3a 20 63 61 6e | 27 74 20 66 69 6e 64 20 |nic: can|'t find |
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|00004110| 6c 6c 2c 20 2d 6d 61 70 | 5b 62 61 63 6b 5d 29 3b |ll, -map|[back]);|
|00004120| 0a 58 09 20 20 20 20 65 | 78 69 74 28 31 29 3b 0a |.X.    e|xit(1);.|
|00004130| 58 09 7d 0a 58 09 77 72 | 69 74 65 5f 62 6c 6f 63 |X.}.X.wr|ite_bloc|
|00004140| 6b 28 62 6c 6f 63 6b 5b | 30 5d 2c 20 70 5f 69 6e |k(block[|0], p_in|
|00004150| 64 69 72 29 3b 0a 58 20 | 20 20 20 7d 0a 58 20 20 |dir);.X |   }.X  |
|00004160| 20 20 65 6c 73 65 20 7b | 0a 58 09 69 66 20 28 6d |  else {|.X.if (m|
|00004170| 61 70 5b 62 61 63 6b 5d | 20 3d 3d 20 77 5f 69 6e |ap[back]| == w_in|
|00004180| 6f 29 20 7b 0a 58 09 20 | 20 20 20 70 5f 69 6e 6f |o) {.X. |   p_ino|
|00004190| 20 3d 20 26 69 6e 6f 3b | 0a 58 09 7d 0a 58 09 65 | = &ino;|.X.}.X.e|
|000041a0| 6c 73 65 20 7b 0a 58 09 | 20 20 20 20 70 5f 69 6e |lse {.X.|    p_in|
|000041b0| 6f 20 3d 20 26 74 5f 69 | 6e 6f 3b 0a 58 09 20 20 |o = &t_i|no;.X.  |
|000041c0| 20 20 72 65 61 64 5f 69 | 6e 6f 64 65 28 6d 61 70 |  read_i|node(map|
|000041d0| 5b 62 61 63 6b 5d 2c 20 | 26 74 5f 69 6e 6f 29 3b |[back], |&t_ino);|
|000041e0| 0a 58 09 7d 0a 58 09 6c | 33 74 6f 6c 28 62 6c 6f |.X.}.X.l|3tol(blo|
|000041f0| 63 6b 2c 20 70 5f 69 6e | 6f 2d 3e 64 69 5f 61 64 |ck, p_in|o->di_ad|
|00004200| 64 72 2c 20 4e 55 4d 5f | 41 44 44 52 29 3b 0a 58 |dr, NUM_|ADDR);.X|
|00004210| 09 66 6f 72 20 28 69 20 | 3d 20 30 3b 20 69 20 3c |.for (i |= 0; i <|
|00004220| 20 4e 55 4d 5f 41 44 44 | 52 3b 20 2b 2b 69 29 20 | NUM_ADD|R; ++i) |
|00004230| 7b 0a 58 09 20 20 20 20 | 69 66 20 28 62 6c 6f 63 |{.X.    |if (bloc|
|00004240| 6b 5b 69 5d 20 3d 3d 20 | 6e 65 78 74 5f 66 69 6c |k[i] == |next_fil|
|00004250| 6c 29 20 7b 0a 58 09 09 | 62 6c 6f 63 6b 5b 69 5d |l) {.X..|block[i]|
|00004260| 20 3d 20 62 61 63 6b 3b | 0a 58 09 09 6c 74 6f 6c | = back;|.X..ltol|
|00004270| 33 28 70 5f 69 6e 6f 2d | 3e 64 69 5f 61 64 64 72 |3(p_ino-|>di_addr|
|00004280| 2c 20 62 6c 6f 63 6b 2c | 20 4e 55 4d 5f 41 44 44 |, block,| NUM_ADD|
|00004290| 52 29 3b 0a 58 09 09 62 | 72 65 61 6b 3b 0a 58 09 |R);.X..b|reak;.X.|
|000042a0| 20 20 20 20 7d 0a 58 09 | 7d 0a 58 09 69 66 20 28 |    }.X.|}.X.if (|
|000042b0| 69 20 3d 3d 20 4e 55 4d | 5f 41 44 44 52 29 20 7b |i == NUM|_ADDR) {|
|000042c0| 0a 58 09 20 20 20 20 66 | 70 72 69 6e 74 66 28 73 |.X.    f|printf(s|
|000042d0| 74 64 65 72 72 2c 20 22 | 25 73 3a 20 70 61 6e 69 |tderr, "|%s: pani|
|000042e0| 63 3a 20 63 61 6e 27 74 | 20 66 69 6e 64 20 25 64 |c: can't| find %d|
|000042f0| 20 69 6e 20 69 6e 6f 64 | 65 20 25 64 5c 6e 22 2c | in inod|e %d\n",|
|00004300| 0a 58 09 09 63 6d 64 5f | 6e 61 6d 65 2c 20 6e 65 |.X..cmd_|name, ne|
|00004310| 78 74 5f 66 69 6c 6c 2c | 20 6d 61 70 5b 62 61 63 |xt_fill,| map[bac|
|00004320| 6b 5d 29 3b 0a 58 09 20 | 20 20 20 65 78 69 74 28 |k]);.X. |   exit(|
|00004330| 31 29 3b 0a 58 09 7d 0a | 58 09 77 72 69 74 65 5f |1);.X.}.|X.write_|
|00004340| 69 6e 6f 64 65 28 6d 61 | 70 5b 62 61 63 6b 5d 2c |inode(ma|p[back],|
|00004350| 20 70 5f 69 6e 6f 29 3b | 0a 58 20 20 20 20 7d 0a | p_ino);|.X    }.|
|00004360| 58 7d 0a 58 0a 58 73 74 | 61 74 69 63 20 76 6f 69 |X}.X.Xst|atic voi|
|00004370| 64 0a 58 72 65 62 75 69 | 6c 64 5f 66 72 65 65 5f |d.Xrebui|ld_free_|
|00004380| 6c 69 73 74 28 76 6f 69 | 64 29 0a 58 7b 0a 58 20 |list(voi|d).X{.X |
|00004390| 20 20 20 69 6e 74 20 66 | 72 65 65 5f 73 69 7a 65 |   int f|ree_size|
|000043a0| 2c 20 6e 66 72 65 65 3b | 0a 58 20 20 20 20 64 61 |, nfree;|.X    da|
|000043b0| 64 64 72 5f 74 20 66 72 | 65 65 5b 4e 49 43 46 52 |ddr_t fr|ee[NICFR|
|000043c0| 45 45 5d 2c 20 62 6c 6f | 63 6b 3b 0a 58 20 20 20 |EE], blo|ck;.X   |
|000043d0| 20 63 68 61 72 20 62 75 | 66 5b 46 73 42 53 49 5a | char bu|f[FsBSIZ|
|000043e0| 45 28 64 65 76 29 5d 3b | 0a 58 0a 58 20 20 20 20 |E(dev)];|.X.X    |
|000043f0| 66 72 65 65 5f 73 69 7a | 65 20 3d 20 66 69 6c 73 |free_siz|e = fils|
|00004400| 79 73 2e 73 5f 66 73 69 | 7a 65 20 2d 20 6e 65 78 |ys.s_fsi|ze - nex|
|00004410| 74 5f 66 69 6c 6c 3b 0a | 58 20 20 20 20 69 66 20 |t_fill;.|X    if |
|00004420| 28 66 72 65 65 5f 73 69 | 7a 65 20 21 3d 20 66 69 |(free_si|ze != fi|
|00004430| 6c 73 79 73 2e 73 5f 74 | 66 72 65 65 29 20 7b 0a |lsys.s_t|free) {.|
|00004440| 58 09 66 70 72 69 6e 74 | 66 28 73 74 64 65 72 72 |X.fprint|f(stderr|
|00004450| 2c 20 22 25 73 3a 20 66 | 72 65 65 20 6c 69 73 74 |, "%s: f|ree list|
|00004460| 20 63 68 61 6e 67 65 64 | 20 73 69 7a 65 20 66 72 | changed| size fr|
|00004470| 6f 6d 20 25 64 20 74 6f | 20 25 64 5c 6e 22 2c 0a |om %d to| %d\n",.|
|00004480| 58 09 20 20 20 20 63 6d | 64 5f 6e 61 6d 65 2c 20 |X.    cm|d_name, |
|00004490| 66 69 6c 73 79 73 2e 73 | 5f 74 66 72 65 65 2c 20 |filsys.s|_tfree, |
|000044a0| 66 72 65 65 5f 73 69 7a | 65 29 3b 0a 58 09 65 78 |free_siz|e);.X.ex|
|000044b0| 69 74 28 31 29 3b 0a 58 | 20 20 20 20 7d 0a 58 0a |it(1);.X|    }.X.|
|000044c0| 58 20 20 20 20 6e 66 72 | 65 65 20 3d 20 31 3b 0a |X    nfr|ee = 1;.|
|000044d0| 58 20 20 20 20 6d 65 6d | 73 65 74 28 66 72 65 65 |X    mem|set(free|
|000044e0| 2c 20 30 2c 20 73 69 7a | 65 6f 66 28 66 72 65 65 |, 0, siz|eof(free|
|000044f0| 29 29 3b 0a 58 20 20 20 | 20 6d 65 6d 73 65 74 28 |));.X   | memset(|
|00004500| 62 75 66 2c 20 30 2c 20 | 73 69 7a 65 6f 66 28 62 |buf, 0, |sizeof(b|
|00004510| 75 66 29 29 3b 0a 58 0a | 58 20 20 20 20 66 6f 72 |uf));.X.|X    for|
|00004520| 20 28 62 6c 6f 63 6b 20 | 3d 20 66 69 6c 73 79 73 | (block |= filsys|
|00004530| 2e 73 5f 66 73 69 7a 65 | 20 2d 20 31 3b 20 62 6c |.s_fsize| - 1; bl|
|00004540| 6f 63 6b 20 3e 3d 20 6e | 65 78 74 5f 66 69 6c 6c |ock >= n|ext_fill|
|00004550| 3b 20 2d 2d 62 6c 6f 63 | 6b 29 20 7b 0a 58 09 69 |; --bloc|k) {.X.i|
|00004560| 66 20 28 6e 66 72 65 65 | 20 3d 3d 20 4e 49 43 46 |f (nfree| == NICF|
|00004570| 52 45 45 29 20 7b 0a 58 | 09 20 20 20 20 28 28 64 |REE) {.X|.    ((d|
|00004580| 61 64 64 72 5f 74 20 2a | 29 62 75 66 29 5b 30 5d |addr_t *|)buf)[0]|
|00004590| 20 3d 20 6e 66 72 65 65 | 3b 0a 58 09 20 20 20 20 | = nfree|;.X.    |
|000045a0| 6d 65 6d 63 70 79 28 26 | 28 28 64 61 64 64 72 5f |memcpy(&|((daddr_|
|000045b0| 74 20 2a 29 62 75 66 29 | 5b 31 5d 2c 20 66 72 65 |t *)buf)|[1], fre|
|000045c0| 65 2c 20 73 69 7a 65 6f | 66 28 66 72 65 65 29 29 |e, sizeo|f(free))|
|000045d0| 3b 0a 58 09 20 20 20 20 | 77 72 69 74 65 5f 62 6c |;.X.    |write_bl|
|000045e0| 6f 63 6b 28 62 6c 6f 63 | 6b 2c 20 62 75 66 29 3b |ock(bloc|k, buf);|
|000045f0| 0a 58 09 20 20 20 20 6e | 66 72 65 65 20 3d 20 30 |.X.    n|free = 0|
|00004600| 3b 0a 58 09 20 20 20 20 | 6d 65 6d 73 65 74 28 66 |;.X.    |memset(f|
|00004610| 72 65 65 2c 20 30 2c 20 | 73 69 7a 65 6f 66 28 66 |ree, 0, |sizeof(f|
|00004620| 72 65 65 29 29 3b 0a 58 | 09 7d 0a 58 09 66 72 65 |ree));.X|.}.X.fre|
|00004630| 65 5b 6e 66 72 65 65 2b | 2b 5d 20 3d 20 62 6c 6f |e[nfree+|+] = blo|
|00004640| 63 6b 3b 0a 58 20 20 20 | 20 7d 0a 58 0a 58 20 20 |ck;.X   | }.X.X  |
|00004650| 20 20 66 69 6c 73 79 73 | 2e 73 5f 6e 66 72 65 65 |  filsys|.s_nfree|
|00004660| 20 3d 20 6e 66 72 65 65 | 3b 0a 58 20 20 20 20 6d | = nfree|;.X    m|
|00004670| 65 6d 63 70 79 28 26 66 | 69 6c 73 79 73 2e 73 5f |emcpy(&f|ilsys.s_|
|00004680| 66 72 65 65 2c 20 66 72 | 65 65 2c 20 73 69 7a 65 |free, fr|ee, size|
|00004690| 6f 66 28 66 72 65 65 29 | 29 3b 0a 58 20 20 20 20 |of(free)|);.X    |
|000046a0| 77 72 69 74 65 5f 73 75 | 70 65 72 62 6c 6b 28 29 |write_su|perblk()|
|000046b0| 3b 0a 58 7d 0a 45 4e 44 | 5f 4f 46 5f 46 49 4c 45 |;.X}.END|_OF_FILE|
|000046c0| 0a 69 66 20 74 65 73 74 | 20 31 31 33 39 33 20 2d |.if test| 11393 -|
|000046d0| 6e 65 20 60 77 63 20 2d | 63 20 3c 27 70 61 63 6b |ne `wc -|c <'pack|
|000046e0| 64 69 73 6b 2e 63 27 60 | 3b 20 74 68 65 6e 0a 20 |disk.c'`|; then. |
|000046f0| 20 20 20 65 63 68 6f 20 | 73 68 61 72 3a 20 5c 22 |   echo |shar: \"|
|00004700| 27 70 61 63 6b 64 69 73 | 6b 2e 63 27 5c 22 20 75 |'packdis|k.c'\" u|
|00004710| 6e 70 61 63 6b 65 64 20 | 77 69 74 68 20 77 72 6f |npacked |with wro|
|00004720| 6e 67 20 73 69 7a 65 21 | 0a 66 69 0a 23 20 65 6e |ng size!|.fi.# en|
|00004730| 64 20 6f 66 20 27 70 61 | 63 6b 64 69 73 6b 2e 63 |d of 'pa|ckdisk.c|
|00004740| 27 0a 66 69 0a 65 63 68 | 6f 20 73 68 61 72 3a 20 |'.fi.ech|o shar: |
|00004750| 45 6e 64 20 6f 66 20 73 | 68 65 6c 6c 20 61 72 63 |End of s|hell arc|
|00004760| 68 69 76 65 2e 0a 65 78 | 69 74 20 30 0a 0a 0a    |hive..ex|it 0... |
+--------+-------------------------+-------------------------+--------+--------+