Liren Large Software Subsidy 7

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DOS BACKUP file | 1988-02-01 | 1.3 KB
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MacOS 8.1 extracted |
Win98 extracted |
DOS extracted
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This file was processed as: DOS BACKUP file (archive/dosBackupFile).

You can browse this item here: CHGKEY.C
Confidence	Program	Detection	Match Type	Support
`100%`	dexvert	DOS BACKUP file `(archive/dosBackupFile)`	magic	Supported
`66%`	dexvert	Compact Compressed (Unix) `(archive/compact)`	ext	Supported
`100%`	file	DOS 2.0-3.2 backed up file \CBTREE\PROGRAMS\CHGKEY.C	default
`99%`	file	data	default
`51%`	TrID	DOS 2.0-3.2 backup	default
`48%`	TrID	MP3 audio	default (weak)
hex view
+--------+-------------------------+-------------------------+--------+--------+
|00000000| ff 01 00 00 00 5c 43 42 | 54 52 45 45 5c 50 52 4f |.....\CB|TREE\PRO|
|00000010| 47 52 41 4d 53 5c 43 48 | 47 4b 45 59 2e 43 00 00 |GRAMS\CH|GKEY.C..|
|00000020| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000030| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000050| 00 00 00 1a 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000060| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000070| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000080| 2f 2a 20 28 43 29 20 43 | 6f 70 79 72 69 67 68 74 |/* (C) C|opyright|
|00000090| 20 31 39 38 34 2c 38 35 | 2c 38 36 2c 38 37 20 57 | 1984,85|,86,87 W|
|000000a0| 61 6c 74 65 72 20 4c 2e | 20 50 65 61 63 6f 63 6b |alter L.| Peacock|
|000000b0| 09 41 6c 6c 20 52 69 67 | 68 74 73 20 52 65 73 65 |.All Rig|hts Rese|
|000000c0| 72 76 65 64 09 2a 2f 0d | 0a 2f 2a 2a 2a 2a 2a 2a |rved.*/.|./******|
|000000d0| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|000000e0| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|000000f0| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00000100| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00000110| 2a 2a 2a 2a 2a 2a 0d 0a | 20 2a 0d 0a 20 2a 0d 0a |******..| *.. *..|
|00000120| 20 2a 20 20 20 63 68 67 | 6b 65 79 2e 63 09 2d 2d | *   chg|key.c.--|
|00000130| 09 43 42 54 52 45 45 20 | 73 61 6d 70 6c 65 20 73 |.CBTREE |sample s|
|00000140| 75 70 70 6f 72 74 20 66 | 75 6e 63 74 69 6f 6e 20 |upport f|unction |
|00000150| 74 6f 20 63 68 61 6e 67 | 65 20 61 20 6b 65 79 2e |to chang|e a key.|
|00000160| 0d 0a 20 2a 0d 0a 20 2a | 2f 0d 0a 0d 0a 23 69 6e |.. *.. *|/....#in|
|00000170| 63 6c 75 64 65 20 22 63 | 62 74 72 65 65 2e 68 22 |clude "c|btree.h"|
|00000180| 0d 0a 0d 0a 63 68 67 6b | 65 79 28 66 64 69 64 78 |....chgk|ey(fdidx|
|00000190| 2c 20 62 74 63 70 2c 20 | 6e 65 77 6b 65 79 29 0d |, btcp, |newkey).|
|000001a0| 0a 69 6e 74 20 66 64 69 | 64 78 3b 09 09 09 09 09 |.int fdi|dx;.....|
|000001b0| 2f 2a 20 69 6e 64 65 78 | 20 66 69 6c 65 20 64 65 |/* index| file de|
|000001c0| 73 63 72 69 70 74 6f 72 | 09 09 09 2a 2f 0d 0a 73 |scriptor|...*/..s|
|000001d0| 74 72 75 63 74 20 62 74 | 63 6f 6d 6d 6f 20 2a 62 |truct bt|commo *b|
|000001e0| 74 63 70 3b 09 09 2f 2a | 20 73 68 6f 75 6c 64 20 |tcp;../*| should |
|000001f0| 63 6f 6e 74 61 69 6e 20 | 4f 4c 44 20 6b 65 79 20 |contain |OLD key |
|00000200| 26 20 6c 6f 63 61 74 69 | 6f 6e 20 2a 2f 0d 0a 63 |& locati|on */..c|
|00000210| 68 61 72 20 2a 6e 65 77 | 6b 65 79 3b 09 09 09 09 |har *new|key;....|
|00000220| 2f 2a 20 6e 65 77 20 76 | 61 6c 75 65 20 74 6f 20 |/* new v|alue to |
|00000230| 75 73 65 20 66 6f 72 20 | 6b 65 79 20 2a 2f 0d 0a |use for |key */..|
|00000240| 7b 0d 0a 09 65 78 74 65 | 72 6e 20 63 68 61 72 20 |{...exte|rn char |
|00000250| 2a 63 61 6c 6c 6f 63 28 | 29 3b 0d 0a 09 69 6e 74 |*calloc(|);...int|
|00000260| 20 63 62 63 6f 64 65 3b | 09 2f 2a 20 63 62 74 72 | cbcode;|./* cbtr|
|00000270| 65 65 20 72 65 73 75 6c | 74 20 63 6f 64 65 20 2a |ee resul|t code *|
|00000280| 2f 0d 0a 09 63 68 61 72 | 20 2a 73 61 76 6b 65 79 |/...char| *savkey|
|00000290| 3b 0d 0a 0d 0a 20 20 20 | 20 69 66 20 28 28 73 61 |;....   | if ((sa|
|000002a0| 76 6b 65 79 20 3d 20 63 | 61 6c 6c 6f 63 28 62 74 |vkey = c|alloc(bt|
|000002b0| 63 70 2d 3e 62 74 6b 65 | 79 6c 65 6e 2b 31 2c 20 |cp->btke|ylen+1, |
|000002c0| 31 29 29 20 3d 3d 20 4e | 55 4c 4c 29 0d 0a 09 20 |1)) == N|ULL)... |
|000002d0| 20 09 72 65 74 75 72 6e | 20 28 4e 4f 4d 45 4d 29 | .return| (NOMEM)|
|000002e0| 3b 0d 0a 09 73 74 72 6e | 6e 63 70 79 28 73 61 76 |;...strn|ncpy(sav|
|000002f0| 6b 65 79 2c 20 62 74 63 | 70 2d 3e 62 74 6b 65 79 |key, btc|p->btkey|
|00000300| 2c 20 62 74 63 70 2d 3e | 62 74 6b 65 79 6c 65 6e |, btcp->|btkeylen|
|00000310| 29 3b 0d 0a 09 62 74 63 | 70 2d 3e 62 74 6f 70 74 |);...btc|p->btopt|
|00000320| 79 70 65 20 3d 20 44 45 | 4c 54 4b 59 3b 09 2f 2a |ype = DE|LTKY;./*|
|00000330| 20 64 65 6c 65 74 65 20 | 6b 65 79 20 6f 6e 6c 79 | delete |key only|
|00000340| 20 2a 2f 0d 0a 09 69 66 | 20 28 28 63 62 63 6f 64 | */...if| ((cbcod|
|00000350| 65 20 3d 20 63 62 74 72 | 65 65 28 30 2c 20 66 64 |e = cbtr|ee(0, fd|
|00000360| 69 64 78 2c 20 62 74 63 | 70 29 29 20 21 3d 20 42 |idx, btc|p)) != B|
|00000370| 54 43 41 4c 4c 4f 4b 29 | 0d 0a 09 09 67 6f 74 6f |TCALLOK)|....goto|
|00000380| 20 6b 65 79 30 5f 65 78 | 69 74 3b 0d 0a 09 62 74 | key0_ex|it;...bt|
|00000390| 63 70 2d 3e 62 74 6f 70 | 74 79 70 65 20 3d 20 49 |cp->btop|type = I|
|000003a0| 53 52 54 4b 59 3b 09 2f | 2a 20 6e 65 77 20 6b 65 |SRTKY;./|* new ke|
|000003b0| 79 20 2a 2f 0d 0a 09 73 | 74 72 6e 6e 63 70 79 28 |y */...s|trnncpy(|
|000003c0| 62 74 63 70 2d 3e 62 74 | 6b 65 79 2c 20 6e 65 77 |btcp->bt|key, new|
|000003d0| 6b 65 79 2c 20 62 74 63 | 70 2d 3e 62 74 6b 65 79 |key, btc|p->btkey|
|000003e0| 6c 65 6e 29 3b 0d 0a 09 | 69 66 20 28 28 63 62 63 |len);...|if ((cbc|
|000003f0| 6f 64 65 20 3d 20 63 62 | 74 72 65 65 28 30 2c 20 |ode = cb|tree(0, |
|00000400| 66 64 69 64 78 2c 20 62 | 74 63 70 29 29 20 3d 3d |fdidx, b|tcp)) ==|
|00000410| 20 42 54 43 41 4c 4c 4f | 4b 29 0d 0a 09 09 67 6f | BTCALLO|K)....go|
|00000420| 74 6f 20 6b 65 79 30 5f | 65 78 69 74 3b 0d 0a 0d |to key0_|exit;...|
|00000430| 0a 09 2f 2a 20 65 72 72 | 6f 72 3a 20 72 65 73 74 |../* err|or: rest|
|00000440| 6f 72 65 20 64 61 74 61 | 20 62 61 73 65 20 2a 2f |ore data| base */|
|00000450| 0d 0a 09 62 74 63 70 2d | 3e 62 74 6f 70 74 79 70 |...btcp-|>btoptyp|
|00000460| 65 20 3d 20 44 45 4c 54 | 4b 59 3b 09 2f 2a 20 64 |e = DELT|KY;./* d|
|00000470| 65 6c 65 74 65 20 4e 45 | 57 20 6b 65 79 20 2a 2f |elete NE|W key */|
|00000480| 0d 0a 09 63 62 74 72 65 | 65 28 30 2c 20 66 64 69 |...cbtre|e(0, fdi|
|00000490| 64 78 2c 20 62 74 63 70 | 29 3b 0d 0a 09 62 74 63 |dx, btcp|);...btc|
|000004a0| 70 2d 3e 62 74 6f 70 74 | 79 70 65 20 3d 20 49 53 |p->btopt|ype = IS|
|000004b0| 52 54 4b 59 3b 09 2f 2a | 20 72 65 73 74 6f 72 65 |RTKY;./*| restore|
|000004c0| 20 73 61 76 65 20 20 6b | 65 79 20 2a 2f 0d 0a 09 | save  k|ey */...|
|000004d0| 73 74 72 6e 6e 63 70 79 | 28 62 74 63 70 2d 3e 62 |strnncpy|(btcp->b|
|000004e0| 74 6b 65 79 2c 20 73 61 | 76 6b 65 79 2c 20 62 74 |tkey, sa|vkey, bt|
|000004f0| 63 70 2d 3e 62 74 6b 65 | 79 6c 65 6e 29 3b 0d 0a |cp->btke|ylen);..|
|00000500| 09 63 62 74 72 65 65 28 | 30 2c 20 66 64 69 64 78 |.cbtree(|0, fdidx|
|00000510| 2c 20 62 74 63 70 29 3b | 0d 0a 0d 0a 6b 65 79 30 |, btcp);|....key0|
|00000520| 5f 65 78 69 74 3a 0d 0a | 09 09 20 20 66 72 65 65 |_exit:..|..  free|
|00000530| 28 73 61 76 6b 65 79 29 | 3b 0d 0a 09 72 65 74 75 |(savkey)|;...retu|
|00000540| 72 6e 20 28 63 62 63 6f | 64 65 29 3b 0d 0a 7d 0d |rn (cbco|de);..}.|
|00000550| 0a                      |                         |.       |        |
+--------+-------------------------+-------------------------+--------+--------+