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+--------+-------------------------+-------------------------+--------+--------+
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|00000010| 6f 73 2e 63 73 2e 74 75 | 2d 62 65 72 6c 69 6e 2e |os.cs.tu|-berlin.|
|00000020| 64 65 20 28 4a 75 65 72 | 67 65 6e 20 4e 69 63 6b |de (Juer|gen Nick|
|00000030| 65 6c 73 65 6e 29 0a 4e | 65 77 73 67 72 6f 75 70 |elsen).N|ewsgroup|
|00000040| 73 3a 20 61 6c 74 2e 73 | 6f 75 72 63 65 73 0a 53 |s: alt.s|ources.S|
|00000050| 75 62 6a 65 63 74 3a 20 | 6c 6f 63 6b 74 74 79 20 |ubject: |locktty |
|00000060| 31 2e 31 20 2d 2d 20 6c | 6f 63 6b 20 74 65 72 6d |1.1 -- l|ock term|
|00000070| 69 6e 61 6c 20 28 31 20 | 6f 66 20 31 29 0a 4d 65 |inal (1 |of 1).Me|
|00000080| 73 73 61 67 65 2d 49 44 | 3a 20 3c 4e 49 43 4b 45 |ssage-ID|: <NICKE|
|00000090| 4c 2e 39 31 4d 61 79 36 | 31 34 33 32 35 36 40 6b |L.91May6|143256@k|
|000000a0| 6f 6b 6f 73 2e 63 73 2e | 74 75 2d 62 65 72 6c 69 |okos.cs.|tu-berli|
|000000b0| 6e 2e 64 65 3e 0a 44 61 | 74 65 3a 20 36 20 4d 61 |n.de>.Da|te: 6 Ma|
|000000c0| 79 20 39 31 20 31 32 3a | 33 32 3a 35 36 20 47 4d |y 91 12:|32:56 GM|
|000000d0| 54 0a 0a 46 72 6f 6d 20 | 52 45 41 44 4d 45 3a 0a |T..From |README:.|
|000000e0| 0a 6c 6f 63 6b 74 74 79 | 20 31 2e 31 0a 0a 41 20 |.locktty| 1.1..A |
|000000f0| 6c 6f 6e 67 20 74 69 6d | 65 20 49 20 77 61 73 20 |long tim|e I was |
|00000100| 6c 6f 6f 6b 69 6e 67 20 | 66 6f 72 20 61 20 75 74 |looking |for a ut|
|00000110| 69 6c 69 74 79 20 74 6f | 20 6c 6f 63 6b 20 74 68 |ility to| lock th|
|00000120| 65 20 73 63 72 65 65 6e | 20 6f 66 20 61 6e 20 41 |e screen| of an A|
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|00000140| 6f 6d 65 74 68 69 6e 67 | 20 6c 69 6b 65 20 6c 6f |omething| like lo|
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|00000160| 6b 20 6f 6e 20 53 75 6e | 76 69 65 77 20 72 65 73 |k on Sun|view res|
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|000001a0| 65 20 69 73 20 22 6c 6f | 63 6b 74 74 79 22 2e 20 |e is "lo|cktty". |
|000001b0| 54 6f 20 6b 65 65 70 20 | 69 74 20 70 6f 72 74 61 |To keep |it porta|
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|00000250| 2c 20 74 68 65 20 75 73 | 65 72 20 69 73 0a 70 72 |, the us|er is.pr|
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|00000870| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000880| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0a 23 20 20 20 20 |--------|--.#    |
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|00000900| 0a 23 20 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |.# =====|========|
|00000910| 20 4d 61 6b 65 66 69 6c | 65 20 3d 3d 3d 3d 3d 3d | Makefil|e ======|
|00000920| 3d 3d 3d 3d 3d 3d 3d 3d | 0a 69 66 20 74 65 73 74 |========|.if test|
|00000930| 20 2d 66 20 27 4d 61 6b | 65 66 69 6c 65 27 20 2d | -f 'Mak|efile' -|
|00000940| 61 20 58 22 24 31 22 20 | 21 3d 20 58 22 2d 63 22 |a X"$1" |!= X"-c"|
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|00000960| 2d 20 73 6b 69 70 70 69 | 6e 67 20 4d 61 6b 65 66 |- skippi|ng Makef|
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|00000990| 65 63 68 6f 20 27 78 20 | 2d 20 65 78 74 72 61 63 |echo 'x |- extrac|
|000009a0| 74 69 6e 67 20 4d 61 6b | 65 66 69 6c 65 20 28 54 |ting Mak|efile (T|
|000009b0| 65 78 74 29 27 0a 73 65 | 64 20 27 73 2f 5e 58 2f |ext)'.se|d 's/^X/|
|000009c0| 2f 27 20 3c 3c 20 27 53 | 48 41 52 5f 45 4f 46 27 |/' << 'S|HAR_EOF'|
|000009d0| 20 3e 20 27 4d 61 6b 65 | 66 69 6c 65 27 20 26 26 | > 'Make|file' &&|
|000009e0| 0a 43 43 20 3d 20 63 63 | 0a 4c 49 42 53 20 3d 20 |.CC = cc|.LIBS = |
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|00000a00| 61 70 0a 53 48 45 4c 4c | 20 3d 20 2f 62 69 6e 2f |ap.SHELL| = /bin/|
|00000a10| 73 68 0a 43 46 4c 41 47 | 53 20 3d 20 2d 4f 0a 53 |sh.CFLAG|S = -O.S|
|00000a20| 4f 55 52 43 45 20 3d 20 | 6c 6f 63 6b 74 74 79 2e |OURCE = |locktty.|
|00000a30| 63 0a 54 41 52 47 45 54 | 20 3d 20 6c 6f 63 6b 74 |c.TARGET| = lockt|
|00000a40| 74 79 0a 58 0a 24 28 54 | 41 52 47 45 54 29 20 3a |ty.X.$(T|ARGET) :|
|00000a50| 20 24 28 53 4f 55 52 43 | 45 29 0a 58 09 24 28 43 | $(SOURC|E).X.$(C|
|00000a60| 43 29 20 24 28 43 46 4c | 41 47 53 29 20 2d 6f 20 |C) $(CFL|AGS) -o |
|00000a70| 24 28 54 41 52 47 45 54 | 29 20 24 28 53 4f 55 52 |$(TARGET|) $(SOUR|
|00000a80| 43 45 29 20 24 28 4c 49 | 42 53 29 0a 58 0a 69 73 |CE) $(LI|BS).X.is|
|00000a90| 63 20 3a 0a 58 09 6d 61 | 6b 65 20 4c 49 42 53 3d |c :.X.ma|ke LIBS=|
|00000aa0| 22 24 28 4c 49 42 53 29 | 20 2d 6c 69 6e 65 74 22 |"$(LIBS)| -linet"|
|00000ab0| 0a 58 0a 63 6c 65 61 6e | 20 3a 20 0a 58 09 72 6d |.X.clean| : .X.rm|
|00000ac0| 20 2d 66 20 2a 2e 6f 20 | 63 6f 72 65 20 2a 7e 20 | -f *.o |core *~ |
|00000ad0| 24 28 54 41 52 47 45 54 | 29 0a 53 48 41 52 5f 45 |$(TARGET|).SHAR_E|
|00000ae0| 4f 46 0a 63 68 6d 6f 64 | 20 30 36 34 34 20 4d 61 |OF.chmod| 0644 Ma|
|00000af0| 6b 65 66 69 6c 65 20 7c | 7c 0a 65 63 68 6f 20 27 |kefile |||.echo '|
|00000b00| 72 65 73 74 6f 72 65 20 | 6f 66 20 4d 61 6b 65 66 |restore |of Makef|
|00000b10| 69 6c 65 20 66 61 69 6c | 65 64 27 0a 57 63 5f 63 |ile fail|ed'.Wc_c|
|00000b20| 3d 22 60 77 63 20 2d 63 | 20 3c 20 27 4d 61 6b 65 |="`wc -c| < 'Make|
|00000b30| 66 69 6c 65 27 60 22 0a | 74 65 73 74 20 32 34 33 |file'`".|test 243|
|00000b40| 20 2d 65 71 20 22 24 57 | 63 5f 63 22 20 7c 7c 0a | -eq "$W|c_c" ||.|
|00000b50| 09 65 63 68 6f 20 27 4d | 61 6b 65 66 69 6c 65 3a |.echo 'M|akefile:|
|00000b60| 20 6f 72 69 67 69 6e 61 | 6c 20 73 69 7a 65 20 32 | origina|l size 2|
|00000b70| 34 33 2c 20 63 75 72 72 | 65 6e 74 20 73 69 7a 65 |43, curr|ent size|
|00000b80| 27 20 22 24 57 63 5f 63 | 22 0a 66 69 0a 23 20 3d |' "$Wc_c|".fi.# =|
|00000b90| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 20 52 45 41 |========|==== REA|
|00000ba0| 44 4d 45 20 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |DME ====|========|
|00000bb0| 3d 3d 0a 69 66 20 74 65 | 73 74 20 2d 66 20 27 52 |==.if te|st -f 'R|
|00000bc0| 45 41 44 4d 45 27 20 2d | 61 20 58 22 24 31 22 20 |EADME' -|a X"$1" |
|00000bd0| 21 3d 20 58 22 2d 63 22 | 3b 20 74 68 65 6e 0a 09 |!= X"-c"|; then..|
|00000be0| 65 63 68 6f 20 27 78 20 | 2d 20 73 6b 69 70 70 69 |echo 'x |- skippi|
|00000bf0| 6e 67 20 52 45 41 44 4d | 45 20 28 46 69 6c 65 20 |ng READM|E (File |
|00000c00| 61 6c 72 65 61 64 79 20 | 65 78 69 73 74 73 29 27 |already |exists)'|
|00000c10| 0a 65 6c 73 65 0a 65 63 | 68 6f 20 27 78 20 2d 20 |.else.ec|ho 'x - |
|00000c20| 65 78 74 72 61 63 74 69 | 6e 67 20 52 45 41 44 4d |extracti|ng READM|
|00000c30| 45 20 28 54 65 78 74 29 | 27 0a 73 65 64 20 27 73 |E (Text)|'.sed 's|
|00000c40| 2f 5e 58 2f 2f 27 20 3c | 3c 20 27 53 48 41 52 5f |/^X//' <|< 'SHAR_|
|00000c50| 45 4f 46 27 20 3e 20 27 | 52 45 41 44 4d 45 27 20 |EOF' > '|README' |
|00000c60| 26 26 0a 6c 6f 63 6b 74 | 74 79 20 31 2e 31 0a 58 |&&.lockt|ty 1.1.X|
|00000c70| 0a 41 20 6c 6f 6e 67 20 | 74 69 6d 65 20 49 20 77 |.A long |time I w|
|00000c80| 61 73 20 6c 6f 6f 6b 69 | 6e 67 20 66 6f 72 20 61 |as looki|ng for a|
|00000c90| 20 75 74 69 6c 69 74 79 | 20 74 6f 20 6c 6f 63 6b | utility| to lock|
|00000ca0| 20 74 68 65 20 73 63 72 | 65 65 6e 20 6f 66 20 61 | the scr|een of a|
|00000cb0| 6e 20 41 53 43 49 49 0a | 74 65 72 6d 69 6e 61 6c |n ASCII.|terminal|
|00000cc0| 2c 20 73 6f 6d 65 74 68 | 69 6e 67 20 6c 69 6b 65 |, someth|ing like|
|00000cd0| 20 6c 6f 63 6b 73 63 72 | 65 65 6e 20 6f 72 20 78 | lockscr|een or x|
|00000ce0| 6c 6f 63 6b 20 6f 6e 20 | 53 75 6e 76 69 65 77 20 |lock on |Sunview |
|00000cf0| 72 65 73 70 2e 20 58 20 | 57 69 6e 64 6f 77 73 2c |resp. X |Windows,|
|00000d00| 0a 62 75 74 20 64 69 64 | 6e 27 74 20 66 69 6e 64 |.but did|n't find|
|00000d10| 20 61 6e 79 74 68 69 6e | 67 2e 0a 58 0a 4f 4b 2c | anythin|g..X.OK,|
|00000d20| 20 68 65 72 65 20 69 73 | 20 22 6c 6f 63 6b 74 74 | here is| "locktt|
|00000d30| 79 22 2e 20 54 6f 20 6b | 65 65 70 20 69 74 20 70 |y". To k|eep it p|
|00000d40| 6f 72 74 61 62 6c 65 20 | 65 76 65 6e 20 66 6f 72 |ortable |even for|
|00000d50| 20 73 79 73 74 65 6d 73 | 20 77 69 74 68 20 61 0a | systems| with a.|
|00000d60| 73 68 61 64 6f 77 20 70 | 61 73 73 77 6f 72 64 20 |shadow p|assword |
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|000011e0| 69 6c 64 20 6c 6f 63 6b | 74 74 79 2e 0a 58 0a 50 |ild lock|tty..X.P|
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|00001250| 6e 29 0a 53 48 41 52 5f | 45 4f 46 0a 63 68 6d 6f |n).SHAR_|EOF.chmo|
|00001260| 64 20 30 36 34 34 20 52 | 45 41 44 4d 45 20 7c 7c |d 0644 R|EADME |||
|00001270| 0a 65 63 68 6f 20 27 72 | 65 73 74 6f 72 65 20 6f |.echo 'r|estore o|
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|00001290| 0a 57 63 5f 63 3d 22 60 | 77 63 20 2d 63 20 3c 20 |.Wc_c="`|wc -c < |
|000012a0| 27 52 45 41 44 4d 45 27 | 60 22 0a 74 65 73 74 20 |'README'|`".test |
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|000012c0| 20 7c 7c 0a 09 65 63 68 | 6f 20 27 52 45 41 44 4d | ||..ech|o 'READM|
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|000012f0| 69 7a 65 27 20 22 24 57 | 63 5f 63 22 0a 66 69 0a |ize' "$W|c_c".fi.|
|00001300| 23 20 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 20 |# ======|======= |
|00001310| 6c 6f 63 6b 74 74 79 2e | 31 20 3d 3d 3d 3d 3d 3d |locktty.|1 ======|
|00001320| 3d 3d 3d 3d 3d 3d 3d 3d | 0a 69 66 20 74 65 73 74 |========|.if test|
|00001330| 20 2d 66 20 27 6c 6f 63 | 6b 74 74 79 2e 31 27 20 | -f 'loc|ktty.1' |
|00001340| 2d 61 20 58 22 24 31 22 | 20 21 3d 20 58 22 2d 63 |-a X"$1"| != X"-c|
|00001350| 22 3b 20 74 68 65 6e 0a | 09 65 63 68 6f 20 27 78 |"; then.|.echo 'x|
|00001360| 20 2d 20 73 6b 69 70 70 | 69 6e 67 20 6c 6f 63 6b | - skipp|ing lock|
|00001370| 74 74 79 2e 31 20 28 46 | 69 6c 65 20 61 6c 72 65 |tty.1 (F|ile alre|
|00001380| 61 64 79 20 65 78 69 73 | 74 73 29 27 0a 65 6c 73 |ady exis|ts)'.els|
|00001390| 65 0a 65 63 68 6f 20 27 | 78 20 2d 20 65 78 74 72 |e.echo '|x - extr|
|000013a0| 61 63 74 69 6e 67 20 6c | 6f 63 6b 74 74 79 2e 31 |acting l|ocktty.1|
|000013b0| 20 28 54 65 78 74 29 27 | 0a 73 65 64 20 27 73 2f | (Text)'|.sed 's/|
|000013c0| 5e 58 2f 2f 27 20 3c 3c | 20 27 53 48 41 52 5f 45 |^X//' <<| 'SHAR_E|
|000013d0| 4f 46 27 20 3e 20 27 6c | 6f 63 6b 74 74 79 2e 31 |OF' > 'l|ocktty.1|
|000013e0| 27 20 26 26 0a 2e 54 48 | 20 4c 4f 43 4b 54 54 59 |' &&..TH| LOCKTTY|
|000013f0| 20 31 4c 20 22 4c 4f 43 | 4b 54 54 59 20 31 2e 31 | 1L "LOC|KTTY 1.1|
|00001400| 22 20 22 22 0a 2e 53 48 | 20 4e 41 4d 45 0a 6c 6f |" ""..SH| NAME.lo|
|00001410| 63 6b 74 74 79 20 2d 20 | 6c 6f 63 6b 20 74 65 72 |cktty - |lock ter|
|00001420| 6d 69 6e 61 6c 0a 2e 53 | 48 20 53 59 4e 4f 50 53 |minal..S|H SYNOPS|
|00001430| 49 53 0a 2e 42 20 6c 6f | 63 6b 74 74 79 0a 5b 0a |IS..B lo|cktty.[.|
|00001440| 2e 42 20 2d 70 0a 5d 0a | 2e 50 50 0a 2e 53 48 20 |.B -p.].|.PP..SH |
|00001450| 44 45 53 43 52 49 50 54 | 49 4f 4e 0a 2e 49 20 4c |DESCRIPT|ION..I L|
|00001460| 6f 63 6b 74 74 79 5c 5e | 0a 70 75 74 73 20 74 68 |ocktty\^|.puts th|
|00001470| 65 20 74 65 72 6d 69 6e | 61 6c 20 69 6e 74 6f 20 |e termin|al into |
|00001480| 72 61 77 20 6d 6f 64 65 | 2c 20 63 6c 65 61 72 73 |raw mode|, clears|
|00001490| 20 74 68 65 20 73 63 72 | 65 65 6e 2c 20 61 6e 64 | the scr|een, and|
|000014a0| 0a 70 72 6f 6d 70 74 73 | 20 74 68 65 20 75 73 65 |.prompts| the use|
|000014b0| 72 20 66 6f 72 20 61 20 | 70 61 73 73 77 6f 72 64 |r for a |password|
|000014c0| 2e 20 45 6e 74 65 72 65 | 64 20 70 61 73 73 77 6f |. Entere|d passwo|
|000014d0| 72 64 73 20 61 72 65 20 | 63 72 79 70 74 65 64 20 |rds are |crypted |
|000014e0| 61 6e 64 0a 63 68 65 63 | 6b 65 64 20 61 67 61 69 |and.chec|ked agai|
|000014f0| 6e 73 74 20 61 20 63 72 | 79 70 74 65 64 20 70 61 |nst a cr|ypted pa|
|00001500| 73 73 77 6f 72 64 20 69 | 6e 20 61 20 66 69 6c 65 |ssword i|n a file|
|00001510| 20 69 6e 20 74 68 65 20 | 75 73 65 72 73 27 20 68 | in the |users' h|
|00001520| 6f 6d 65 0a 64 69 72 65 | 63 74 6f 72 79 20 28 7e |ome.dire|ctory (~|
|00001530| 2f 2e 6c 6f 63 6b 70 61 | 73 73 77 64 29 2e 20 49 |/.lockpa|sswd). I|
|00001540| 66 20 74 68 65 20 63 6f | 72 72 65 63 74 20 70 61 |f the co|rrect pa|
|00001550| 73 73 77 6f 72 64 20 69 | 73 20 67 69 76 65 6e 2c |ssword i|s given,|
|00001560| 20 74 68 65 0a 74 65 72 | 6d 69 6e 61 6c 20 69 73 | the.ter|minal is|
|00001570| 20 73 65 74 20 69 6e 74 | 6f 20 6e 6f 72 6d 61 6c | set int|o normal|
|00001580| 20 73 74 61 74 65 20 61 | 67 61 69 6e 2e 20 49 66 | state a|gain. If|
|00001590| 20 6e 6f 74 2c 20 61 20 | 6d 65 73 73 61 67 65 20 | not, a |message |
|000015a0| 69 73 20 67 69 76 65 6e | 2c 0a 61 6e 64 20 61 66 |is given|,.and af|
|000015b0| 74 65 72 20 73 6f 6d 65 | 20 74 69 6d 65 20 61 20 |ter some| time a |
|000015c0| 6e 65 77 20 70 61 73 73 | 77 6f 72 64 20 69 73 20 |new pass|word is |
|000015d0| 72 65 61 64 2e 0a 2e 50 | 50 0a 49 66 20 74 68 65 |read...P|P.If the|
|000015e0| 20 66 69 6c 65 20 7e 2f | 2e 6c 6f 63 6b 70 61 73 | file ~/|.lockpas|
|000015f0| 73 77 64 20 64 6f 65 73 | 20 6e 6f 74 20 65 78 69 |swd does| not exi|
|00001600| 73 74 2c 20 74 68 65 20 | 75 73 65 72 20 69 73 20 |st, the |user is |
|00001610| 70 72 6f 6d 70 74 65 64 | 20 66 6f 72 0a 61 20 70 |prompted| for.a p|
|00001620| 61 73 73 77 6f 72 64 20 | 74 77 69 63 65 20 62 65 |assword |twice be|
|00001630| 66 6f 72 65 20 74 68 65 | 20 73 63 72 65 65 6e 20 |fore the| screen |
|00001640| 69 73 20 6c 6f 63 6b 65 | 64 2e 20 54 68 69 73 20 |is locke|d. This |
|00001650| 70 61 73 73 77 6f 72 64 | 20 69 73 0a 63 72 79 70 |password| is.cryp|
|00001660| 74 65 64 20 61 6e 64 20 | 73 74 6f 72 65 64 20 69 |ted and |stored i|
|00001670| 6e 20 7e 2f 2e 6c 6f 63 | 6b 70 61 73 73 77 64 2e |n ~/.loc|kpasswd.|
|00001680| 0a 2e 50 50 0a 54 68 65 | 20 65 6e 63 72 79 70 74 |..PP.The| encrypt|
|00001690| 65 64 20 70 61 73 73 77 | 6f 72 64 20 69 6e 20 7e |ed passw|ord in ~|
|000016a0| 2f 2e 6c 6f 63 6b 70 61 | 73 73 77 64 20 63 61 6e |/.lockpa|sswd can|
|000016b0| 20 62 65 20 63 68 61 6e | 67 65 64 20 62 79 20 69 | be chan|ged by i|
|000016c0| 6e 76 6f 6b 69 6e 67 0a | 2e 49 20 6c 6f 63 6b 74 |nvoking.|.I lockt|
|000016d0| 74 79 20 0a 77 69 74 68 | 20 74 68 65 20 0a 2e 42 |ty .with| the ..B|
|000016e0| 20 2d 70 20 0a 6f 70 74 | 69 6f 6e 2e 0a 2e 53 48 | -p .opt|ion...SH|
|000016f0| 20 4f 50 54 49 4f 4e 53 | 0a 2e 54 50 0a 2e 42 20 | OPTIONS|..TP..B |
|00001700| 2d 70 0a 61 73 6b 20 66 | 6f 72 20 6e 65 77 20 70 |-p.ask f|or new p|
|00001710| 61 73 73 77 6f 72 64 20 | 69 6e 20 7e 2f 2e 6c 6f |assword |in ~/.lo|
|00001720| 63 6b 70 61 73 73 77 64 | 0a 2e 53 48 20 44 49 41 |ckpasswd|..SH DIA|
|00001730| 47 4e 4f 53 54 49 43 53 | 0a 2e 54 50 0a 7e 2f 2e |GNOSTICS|..TP.~/.|
|00001740| 6c 6f 63 6b 70 61 73 73 | 77 64 20 69 6e 20 77 72 |lockpass|wd in wr|
|00001750| 6f 6e 67 20 66 6f 72 6d | 61 74 0a 7e 2f 2e 6c 6f |ong form|at.~/.lo|
|00001760| 63 6b 70 61 73 73 77 64 | 20 64 6f 65 73 20 6e 6f |ckpasswd| does no|
|00001770| 74 20 61 70 70 65 61 72 | 20 74 6f 20 62 65 20 61 |t appear| to be a|
|00001780| 20 76 61 6c 69 64 20 70 | 61 73 73 77 6f 72 64 20 | valid p|assword |
|00001790| 63 72 79 70 74 2e 0a 2e | 53 48 20 46 49 4c 45 53 |crypt...|SH FILES|
|000017a0| 0a 24 48 4f 4d 45 2f 2e | 6c 6f 63 6b 70 61 73 73 |.$HOME/.|lockpass|
|000017b0| 77 64 20 20 20 20 20 20 | 20 20 20 20 20 20 20 65 |wd      |       e|
|000017c0| 6e 63 72 79 70 74 65 64 | 20 70 61 73 73 77 6f 72 |ncrypted| passwor|
|000017d0| 64 0a 2e 53 48 20 42 55 | 47 53 0a 49 20 68 61 76 |d..SH BU|GS.I hav|
|000017e0| 65 6e 27 74 20 66 6f 75 | 6e 64 20 61 20 70 6f 72 |en't fou|nd a por|
|000017f0| 74 61 62 6c 65 20 77 61 | 79 20 74 6f 20 66 6c 75 |table wa|y to flu|
|00001800| 73 68 20 69 6e 70 75 74 | 20 62 65 66 6f 72 65 20 |sh input| before |
|00001810| 72 65 61 64 69 6e 67 20 | 61 20 6e 65 77 0a 70 61 |reading |a new.pa|
|00001820| 73 73 77 6f 72 64 2e 0a | 2e 62 72 0a 54 68 65 20 |ssword..|.br.The |
|00001830| 65 78 65 63 75 74 61 62 | 6c 65 20 69 73 20 68 75 |executab|le is hu|
|00001840| 67 65 20 63 6f 6d 70 61 | 72 65 64 20 74 6f 20 74 |ge compa|red to t|
|00001850| 68 65 20 73 6f 75 72 63 | 65 2e 0a 2e 62 72 0a 2e |he sourc|e...br..|
|00001860| 49 20 4c 6f 63 6b 74 74 | 79 0a 70 72 65 74 65 6e |I Locktt|y.preten|
|00001870| 64 73 20 74 6f 20 63 68 | 65 63 6b 20 74 68 65 20 |ds to ch|eck the |
|00001880| 76 61 6c 69 64 69 74 79 | 20 6f 66 20 7e 2f 2e 6c |validity| of ~/.l|
|00001890| 6f 63 6b 70 61 73 73 77 | 64 2c 20 62 75 74 20 63 |ockpassw|d, but c|
|000018a0| 68 65 63 6b 73 20 6f 6e | 6c 79 20 74 68 65 0a 6c |hecks on|ly the.l|
|000018b0| 65 6e 67 74 68 20 61 6e | 64 20 74 68 65 20 63 68 |ength an|d the ch|
|000018c0| 61 72 61 63 74 65 72 20 | 73 65 74 2e 0a 2e 62 72 |aracter |set...br|
|000018d0| 0a 4f 6e 6c 79 20 74 68 | 65 20 66 69 72 73 74 20 |.Only th|e first |
|000018e0| 38 20 63 68 61 72 61 63 | 74 65 72 73 20 6f 66 20 |8 charac|ters of |
|000018f0| 74 68 65 20 70 61 73 73 | 77 6f 72 64 20 61 72 65 |the pass|word are|
|00001900| 20 73 69 67 6e 69 66 69 | 63 61 6e 74 2e 0a 2e 53 | signifi|cant...S|
|00001910| 48 20 41 55 54 48 4f 52 | 0a 4a 75 65 72 67 65 6e |H AUTHOR|.Juergen|
|00001920| 20 4e 69 63 6b 65 6c 73 | 65 6e 2c 20 54 65 63 68 | Nickels|en, Tech|
|00001930| 6e 69 73 63 68 65 20 55 | 6e 69 76 65 72 73 69 74 |nische U|niversit|
|00001940| 61 65 74 20 42 65 72 6c | 69 6e 2c 20 47 65 72 6d |aet Berl|in, Germ|
|00001950| 61 6e 79 0a 2e 62 72 0a | 6e 69 63 6b 65 6c 40 63 |any..br.|nickel@c|
|00001960| 73 2e 74 75 2d 62 65 72 | 6c 69 6e 2e 64 65 0a 2e |s.tu-ber|lin.de..|
|00001970| 53 48 20 43 4f 50 59 52 | 49 47 48 54 53 0a 4e 6f |SH COPYR|IGHTS.No|
|00001980| 6e 65 2e 0a 53 48 41 52 | 5f 45 4f 46 0a 63 68 6d |ne..SHAR|_EOF.chm|
|00001990| 6f 64 20 30 36 34 34 20 | 6c 6f 63 6b 74 74 79 2e |od 0644 |locktty.|
|000019a0| 31 20 7c 7c 0a 65 63 68 | 6f 20 27 72 65 73 74 6f |1 ||.ech|o 'resto|
|000019b0| 72 65 20 6f 66 20 6c 6f | 63 6b 74 74 79 2e 31 20 |re of lo|cktty.1 |
|000019c0| 66 61 69 6c 65 64 27 0a | 57 63 5f 63 3d 22 60 77 |failed'.|Wc_c="`w|
|000019d0| 63 20 2d 63 20 3c 20 27 | 6c 6f 63 6b 74 74 79 2e |c -c < '|locktty.|
|000019e0| 31 27 60 22 0a 74 65 73 | 74 20 31 34 33 39 20 2d |1'`".tes|t 1439 -|
|000019f0| 65 71 20 22 24 57 63 5f | 63 22 20 7c 7c 0a 09 65 |eq "$Wc_|c" ||..e|
|00001a00| 63 68 6f 20 27 6c 6f 63 | 6b 74 74 79 2e 31 3a 20 |cho 'loc|ktty.1: |
|00001a10| 6f 72 69 67 69 6e 61 6c | 20 73 69 7a 65 20 31 34 |original| size 14|
|00001a20| 33 39 2c 20 63 75 72 72 | 65 6e 74 20 73 69 7a 65 |39, curr|ent size|
|00001a30| 27 20 22 24 57 63 5f 63 | 22 0a 66 69 0a 23 20 3d |' "$Wc_c|".fi.# =|
|00001a40| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 20 6c 6f 63 |========|==== loc|
|00001a50| 6b 74 74 79 2e 63 20 3d | 3d 3d 3d 3d 3d 3d 3d 3d |ktty.c =|========|
|00001a60| 3d 3d 3d 3d 3d 0a 69 66 | 20 74 65 73 74 20 2d 66 |=====.if| test -f|
|00001a70| 20 27 6c 6f 63 6b 74 74 | 79 2e 63 27 20 2d 61 20 | 'locktt|y.c' -a |
|00001a80| 58 22 24 31 22 20 21 3d | 20 58 22 2d 63 22 3b 20 |X"$1" !=| X"-c"; |
|00001a90| 74 68 65 6e 0a 09 65 63 | 68 6f 20 27 78 20 2d 20 |then..ec|ho 'x - |
|00001aa0| 73 6b 69 70 70 69 6e 67 | 20 6c 6f 63 6b 74 74 79 |skipping| locktty|
|00001ab0| 2e 63 20 28 46 69 6c 65 | 20 61 6c 72 65 61 64 79 |.c (File| already|
|00001ac0| 20 65 78 69 73 74 73 29 | 27 0a 65 6c 73 65 0a 65 | exists)|'.else.e|
|00001ad0| 63 68 6f 20 27 78 20 2d | 20 65 78 74 72 61 63 74 |cho 'x -| extract|
|00001ae0| 69 6e 67 20 6c 6f 63 6b | 74 74 79 2e 63 20 28 54 |ing lock|tty.c (T|
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|00002820| 66 20 69 74 20 64 6f 65 | 73 20 6e 6f 74 20 65 78 |f it doe|s not ex|
|00002830| 69 73 74 2c 20 63 72 65 | 61 74 65 20 69 74 20 66 |ist, cre|ate it f|
|00002840| 69 72 73 74 2e 20 2a 2f | 0a 58 20 20 20 20 64 6f |irst. */|.X    do|
|00002850| 20 7b 0a 58 09 69 66 20 | 28 28 70 77 64 66 69 6c | {.X.if |((pwdfil|
|00002860| 65 20 3d 20 6f 70 65 6e | 28 70 66 69 6c 6e 61 6d |e = open|(pfilnam|
|00002870| 2c 20 4f 5f 52 44 4f 4e | 4c 59 29 29 20 3d 3d 20 |, O_RDON|LY)) == |
|00002880| 2d 31 29 20 7b 0a 58 09 | 20 20 20 20 69 66 20 28 |-1) {.X.|    if (|
|00002890| 65 72 72 6e 6f 20 3d 3d | 20 45 4e 4f 45 4e 54 29 |errno ==| ENOENT)|
|000028a0| 20 7b 0a 58 09 09 70 75 | 74 73 28 22 4e 6f 20 70 | {.X..pu|ts("No p|
|000028b0| 61 73 73 77 6f 72 64 20 | 66 69 6c 65 2e 5c 72 22 |assword |file.\r"|
|000028c0| 29 20 3b 0a 58 09 09 66 | 66 6c 75 73 68 28 73 74 |) ;.X..f|flush(st|
|000028d0| 64 6f 75 74 29 20 3b 0a | 58 09 09 6e 65 77 70 77 |dout) ;.|X..newpw|
|000028e0| 64 66 69 6c 65 28 29 20 | 3b 0a 58 09 20 20 20 20 |dfile() |;.X.    |
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|00002900| 6f 72 28 70 66 69 6c 6e | 61 6d 29 20 3b 0a 58 09 |or(pfiln|am) ;.X.|
|00002910| 09 72 65 73 65 74 28 29 | 20 3b 0a 58 09 09 65 78 |.reset()| ;.X..ex|
|00002920| 69 74 28 65 72 72 6e 6f | 29 20 3b 0a 58 09 20 20 |it(errno|) ;.X.  |
|00002930| 20 20 7d 0a 58 09 7d 0a | 58 20 20 20 20 7d 20 77 |  }.X.}.|X    } w|
|00002940| 68 69 6c 65 20 28 70 77 | 64 66 69 6c 65 20 3d 3d |hile (pw|dfile ==|
|00002950| 20 2d 31 29 20 3b 0a 58 | 20 20 20 20 0a 58 20 20 | -1) ;.X|    .X  |
|00002960| 20 20 2f 2a 20 72 65 61 | 64 20 61 6e 64 20 63 68 |  /* rea|d and ch|
|00002970| 65 63 6b 20 6f 6c 64 20 | 63 72 79 70 74 20 2a 2f |eck old |crypt */|
|00002980| 0a 58 20 20 20 20 69 66 | 20 28 72 65 61 64 28 70 |.X    if| (read(p|
|00002990| 77 64 66 69 6c 65 2c 20 | 6f 6c 64 63 2c 20 43 4c |wdfile, |oldc, CL|
|000029a0| 45 4e 29 20 21 3d 20 43 | 4c 45 4e 20 7c 7c 20 63 |EN) != C|LEN || c|
|000029b0| 68 65 63 6b 6f 6c 64 63 | 28 29 29 20 7b 0a 58 09 |heckoldc|()) {.X.|
|000029c0| 66 70 75 74 73 28 22 7e | 2f 22 2c 20 73 74 64 6f |fputs("~|/", stdo|
|000029d0| 75 74 29 20 3b 0a 58 09 | 66 70 75 74 73 28 50 46 |ut) ;.X.|fputs(PF|
|000029e0| 49 4c 45 2c 20 73 74 64 | 6f 75 74 29 20 3b 0a 58 |ILE, std|out) ;.X|
|000029f0| 09 70 75 74 73 28 22 20 | 69 6e 20 77 72 6f 6e 67 |.puts(" |in wrong|
|00002a00| 20 66 6f 72 6d 61 74 5c | 72 22 29 20 3b 0a 58 09 | format\|r") ;.X.|
|00002a10| 66 66 6c 75 73 68 28 73 | 74 64 6f 75 74 29 20 3b |fflush(s|tdout) ;|
|00002a20| 0a 58 09 72 65 73 65 74 | 28 29 20 3b 0a 58 09 65 |.X.reset|() ;.X.e|
|00002a30| 78 69 74 28 33 29 20 3b | 0a 58 20 20 20 20 7d 0a |xit(3) ;|.X    }.|
|00002a40| 58 0a 58 20 20 20 20 2f | 2a 20 63 6c 65 61 72 20 |X.X    /|* clear |
|00002a50| 73 63 72 65 65 6e 20 61 | 6e 64 20 72 65 61 64 20 |screen a|nd read |
|00002a60| 70 61 73 73 77 6f 72 64 | 20 2a 2f 0a 58 20 20 20 |password| */.X   |
|00002a70| 20 64 6f 20 7b 0a 58 20 | 20 20 20 20 20 20 20 66 | do {.X |       f|
|00002a80| 61 69 6c 5f 63 6f 75 6e | 74 2b 2b 3b 0a 58 09 63 |ail_coun|t++;.X.c|
|00002a90| 6c 65 61 72 28 29 20 3b | 0a 58 09 72 65 66 72 65 |lear() ;|.X.refre|
|00002aa0| 73 68 28 29 20 3b 0a 58 | 09 66 70 75 74 73 28 70 |sh() ;.X|.fputs(p|
|00002ab0| 72 6f 6d 70 74 2c 20 73 | 74 64 6f 75 74 29 20 3b |rompt, s|tdout) ;|
|00002ac0| 0a 58 09 66 66 6c 75 73 | 68 28 73 74 64 6f 75 74 |.X.fflus|h(stdout|
|00002ad0| 29 20 3b 0a 58 0a 58 09 | 72 65 61 64 70 61 73 73 |) ;.X.X.|readpass|
|00002ae0| 28 74 6d 70 6c 2c 20 66 | 61 6c 73 65 29 20 3b 0a |(tmpl, f|alse) ;.|
|00002af0| 58 09 73 74 72 63 70 79 | 28 6e 65 77 63 2c 20 63 |X.strcpy|(newc, c|
|00002b00| 72 79 70 74 28 74 6d 70 | 6c 2c 20 6f 6c 64 63 29 |rypt(tmp|l, oldc)|
|00002b10| 29 20 3b 0a 58 20 20 20 | 20 7d 20 77 68 69 6c 65 |) ;.X   | } while|
|00002b20| 20 28 73 74 72 63 6d 70 | 28 6e 65 77 63 2c 20 6f | (strcmp|(newc, o|
|00002b30| 6c 64 63 29 20 26 26 20 | 0a 58 09 20 20 20 20 20 |ldc) && |.X.     |
|00002b40| 28 70 75 74 73 28 22 5c | 72 5c 6e 4e 6f 20 77 61 |(puts("\|r\nNo wa|
|00002b50| 79 2e 5c 72 22 29 2c 20 | 66 66 6c 75 73 68 28 73 |y.\r"), |fflush(s|
|00002b60| 74 64 6f 75 74 29 2c 20 | 73 6c 65 65 70 28 33 29 |tdout), |sleep(3)|
|00002b70| 2c 20 31 29 29 20 3b 0a | 58 09 09 09 09 2f 2a 20 |, 1)) ;.|X..../* |
|00002b80| 74 68 69 73 20 69 73 20 | 6e 6f 74 20 6e 69 63 65 |this is |not nice|
|00002b90| 2c 20 49 20 6b 6e 6f 77 | 20 2a 2f 0a 58 0a 58 20 |, I know| */.X.X |
|00002ba0| 20 20 20 2f 2a 20 72 65 | 61 64 79 20 2a 2f 0a 58 |   /* re|ady */.X|
|00002bb0| 20 20 20 20 72 65 73 65 | 74 28 29 20 3b 0a 58 20 |    rese|t() ;.X |
|00002bc0| 20 20 20 69 66 20 28 66 | 61 69 6c 5f 63 6f 75 6e |   if (f|ail_coun|
|00002bd0| 74 29 20 7b 20 20 0a 58 | 09 70 72 69 6e 74 66 28 |t) {  .X|.printf(|
|00002be0| 22 46 61 69 6c 65 64 20 | 61 74 74 65 6d 70 73 3a |"Failed |attemps:|
|00002bf0| 20 25 64 5c 6e 50 72 65 | 73 73 20 72 65 74 75 72 | %d\nPre|ss retur|
|00002c00| 6e 20 74 6f 20 65 78 69 | 74 20 22 2c 20 66 61 69 |n to exi|t ", fai|
|00002c10| 6c 5f 63 6f 75 6e 74 29 | 20 3b 0a 58 09 66 66 6c |l_count)| ;.X.ffl|
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|00002c40| 20 7d 0a 58 20 20 20 20 | 65 78 69 74 28 30 29 20 | }.X    |exit(0) |
|00002c50| 3b 0a 7d 0a 58 0a 58 0a | 2f 2a 20 72 65 61 64 20 |;.}.X.X.|/* read |
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|00002d70| 58 20 20 20 20 66 6f 72 | 20 28 6e 20 3d 20 30 3b |X    for| (n = 0;|
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|00002dd0| 26 26 20 63 20 3d 3d 20 | 27 5c 30 30 33 27 29 20 |&& c == |'\003') |
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|00002e10| 20 20 70 5b 6e 5d 20 3d | 20 27 5c 30 27 20 3b 0a |  p[n] =| '\0' ;.|
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|00002ea0| 64 65 20 2b 20 73 6f 6d | 65 20 68 65 6c 70 29 2e |de + som|e help).|
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|00002f20| 6e 28 22 2f 64 65 76 2f | 74 74 79 22 2c 20 4f 5f |n("/dev/|tty", O_|
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|00002f60| 20 3b 0a 58 20 20 20 20 | 7d 0a 58 20 20 20 20 63 | ;.X    |}.X    c|
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|00002fc0| 28 69 6e 29 20 3b 0a 58 | 0a 58 20 20 20 20 2f 2a |(in) ;.X|.X    /*|
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|000030a0| 65 63 68 6f 20 6b 65 79 | 73 74 72 6f 6b 65 73 20 |echo key|strokes |
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|000030c0| 20 3b 0a 7d 0a 58 0a 58 | 0a 2f 2a 20 70 75 74 20 | ;.}.X.X|./* put |
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|00003130| 2f 0a 72 65 73 65 74 28 | 29 0a 7b 0a 58 20 20 20 |/.reset(|).{.X   |
|00003140| 20 69 6e 74 20 69 20 3b | 0a 58 0a 58 20 20 20 20 | int i ;|.X.X    |
|00003150| 2f 2a 20 72 65 73 65 74 | 20 6d 6f 64 65 73 20 2a |/* reset| modes *|
|00003160| 2f 0a 58 20 20 20 20 63 | 6c 65 61 72 28 29 20 3b |/.X    c|lear() ;|
|00003170| 0a 58 20 20 20 20 6e 6f | 72 61 77 28 29 20 3b 0a |.X    no|raw() ;.|
|00003180| 58 20 20 20 20 65 63 68 | 6f 28 29 20 3b 0a 58 20 |X    ech|o() ;.X |
|00003190| 20 20 20 2f 2a 20 65 6e | 64 20 63 75 72 73 65 73 |   /* en|d curses|
|000031a0| 20 2a 2f 0a 58 20 20 20 | 20 65 6e 64 77 69 6e 28 | */.X   | endwin(|
|000031b0| 29 20 3b 0a 58 0a 58 20 | 20 20 20 2f 2a 20 64 65 |) ;.X.X |   /* de|
|000031c0| 6c 65 74 65 20 70 72 6f | 6d 70 74 20 2a 2f 0a 58 |lete pro|mpt */.X|
|000031d0| 20 20 20 20 66 6f 72 20 | 28 69 20 3d 20 30 3b 20 |    for |(i = 0; |
|000031e0| 69 20 3c 20 73 74 72 6c | 65 6e 28 70 72 6f 6d 70 |i < strl|en(promp|
|000031f0| 74 29 3b 20 69 2b 2b 29 | 20 7b 0a 58 09 70 75 74 |t); i++)| {.X.put|
|00003200| 63 68 61 72 28 27 5c 62 | 27 29 3b 0a 58 09 70 75 |char('\b|');.X.pu|
|00003210| 74 63 68 61 72 28 27 20 | 27 29 3b 0a 58 09 70 75 |tchar(' |');.X.pu|
|00003220| 74 63 68 61 72 28 27 5c | 62 27 29 3b 0a 58 20 20 |tchar('\|b');.X  |
|00003230| 20 20 7d 0a 7d 0a 58 0a | 58 0a 2f 2a 20 63 72 65 |  }.}.X.|X./* cre|
|00003240| 61 74 65 20 61 20 6e 65 | 77 20 70 61 73 73 77 6f |ate a ne|w passwo|
|00003250| 72 64 20 66 69 6c 65 20 | 2a 2f 0a 6e 65 77 70 77 |rd file |*/.newpw|
|00003260| 64 66 69 6c 65 28 29 0a | 7b 0a 58 20 20 20 20 63 |dfile().|{.X    c|
|00003270| 68 61 72 20 74 6d 70 6c | 5b 53 49 5a 45 2b 31 5d |har tmpl|[SIZE+1]|
|00003280| 2c 20 73 61 6c 74 5b 33 | 5d 20 3b 0a 58 20 20 20 |, salt[3|] ;.X   |
|00003290| 20 69 6e 74 20 6f 75 74 | 20 3b 0a 58 0a 58 20 20 | int out| ;.X.X  |
|000032a0| 20 20 2f 2a 20 6d 61 6b | 65 20 73 61 6c 74 20 66 |  /* mak|e salt f|
|000032b0| 6f 72 20 63 72 79 70 74 | 20 2a 2f 0a 58 20 20 20 |or crypt| */.X   |
|000032c0| 20 73 72 61 6e 64 28 74 | 69 6d 65 28 4e 55 4c 4c | srand(t|ime(NULL|
|000032d0| 29 29 20 3b 0a 58 20 20 | 20 20 73 61 6c 74 5b 30 |)) ;.X  |  salt[0|
|000032e0| 5d 20 3d 20 53 41 4c 54 | 43 5b 72 61 6e 64 28 29 |] = SALT|C[rand()|
|000032f0| 20 25 20 73 74 72 6c 65 | 6e 28 53 41 4c 54 43 29 | % strle|n(SALTC)|
|00003300| 5d 20 3b 0a 58 20 20 20 | 20 73 61 6c 74 5b 31 5d |] ;.X   | salt[1]|
|00003310| 20 3d 20 53 41 4c 54 43 | 5b 72 61 6e 64 28 29 20 | = SALTC|[rand() |
|00003320| 25 20 73 74 72 6c 65 6e | 28 53 41 4c 54 43 29 5d |% strlen|(SALTC)]|
|00003330| 20 3b 0a 58 20 20 20 20 | 73 61 6c 74 5b 33 5d 20 | ;.X    |salt[3] |
|00003340| 3d 20 27 5c 30 27 20 3b | 0a 58 0a 58 20 20 20 20 |= '\0' ;|.X.X    |
|00003350| 2f 2a 20 72 65 61 64 20 | 61 6e 64 20 76 65 72 69 |/* read |and veri|
|00003360| 66 79 20 70 61 73 73 77 | 6f 72 64 20 2a 2f 0a 58 |fy passw|ord */.X|
|00003370| 20 20 20 20 66 70 75 74 | 73 28 22 45 6e 74 65 72 |    fput|s("Enter|
|00003380| 20 70 61 73 73 77 6f 72 | 64 3a 20 20 22 2c 20 73 | passwor|d:  ", s|
|00003390| 74 64 6f 75 74 29 20 3b | 0a 58 20 20 20 20 66 66 |tdout) ;|.X    ff|
|000033a0| 6c 75 73 68 28 73 74 64 | 6f 75 74 29 20 3b 0a 58 |lush(std|out) ;.X|
|000033b0| 20 20 20 20 72 65 61 64 | 70 61 73 73 28 74 6d 70 |    read|pass(tmp|
|000033c0| 6c 2c 20 74 72 75 65 29 | 20 3b 0a 58 20 20 20 20 |l, true)| ;.X    |
|000033d0| 73 74 72 63 70 79 28 6f | 6c 64 63 2c 20 63 72 79 |strcpy(o|ldc, cry|
|000033e0| 70 74 28 74 6d 70 6c 2c | 20 73 61 6c 74 29 29 20 |pt(tmpl,| salt)) |
|000033f0| 3b 0a 58 20 20 20 20 66 | 70 75 74 73 28 22 5c 72 |;.X    f|puts("\r|
|00003400| 5c 6e 52 65 74 79 70 65 | 20 70 61 73 73 77 6f 72 |\nRetype| passwor|
|00003410| 64 3a 20 22 2c 20 73 74 | 64 6f 75 74 29 20 3b 0a |d: ", st|dout) ;.|
|00003420| 58 20 20 20 20 66 66 6c | 75 73 68 28 73 74 64 6f |X    ffl|ush(stdo|
|00003430| 75 74 29 20 3b 0a 58 20 | 20 20 20 72 65 61 64 70 |ut) ;.X |   readp|
|00003440| 61 73 73 28 74 6d 70 6c | 2c 20 74 72 75 65 29 20 |ass(tmpl|, true) |
|00003450| 3b 0a 58 20 20 20 20 73 | 74 72 63 70 79 28 6e 65 |;.X    s|trcpy(ne|
|00003460| 77 63 2c 20 63 72 79 70 | 74 28 74 6d 70 6c 2c 20 |wc, cryp|t(tmpl, |
|00003470| 73 61 6c 74 29 29 20 3b | 0a 58 20 20 20 20 6e 65 |salt)) ;|.X    ne|
|00003480| 77 63 5b 43 4c 45 4e 5d | 20 3d 20 27 5c 30 27 20 |wc[CLEN]| = '\0' |
|00003490| 3b 0a 58 0a 58 20 20 20 | 20 69 66 20 28 73 74 72 |;.X.X   | if (str|
|000034a0| 63 6d 70 28 6f 6c 64 63 | 2c 20 6e 65 77 63 29 29 |cmp(oldc|, newc))|
|000034b0| 20 7b 0a 58 09 70 75 74 | 73 28 22 5c 72 5c 6e 4e | {.X.put|s("\r\nN|
|000034c0| 6f 20 6d 61 74 63 68 2e | 5c 72 22 29 20 3b 0a 58 |o match.|\r") ;.X|
|000034d0| 09 66 66 6c 75 73 68 28 | 73 74 64 6f 75 74 29 20 |.fflush(|stdout) |
|000034e0| 3b 0a 58 09 72 65 73 65 | 74 28 29 20 3b 0a 58 09 |;.X.rese|t() ;.X.|
|000034f0| 65 78 69 74 28 32 29 20 | 3b 0a 58 20 20 20 20 7d |exit(2) |;.X    }|
|00003500| 0a 58 0a 58 20 20 20 20 | 2f 2a 20 63 72 65 61 74 |.X.X    |/* creat|
|00003510| 65 20 70 61 73 73 77 6f | 72 64 20 66 69 6c 65 20 |e passwo|rd file |
|00003520| 2a 2f 0a 58 20 20 20 20 | 69 66 20 28 28 6f 75 74 |*/.X    |if ((out|
|00003530| 20 3d 20 6f 70 65 6e 28 | 70 66 69 6c 6e 61 6d 2c | = open(|pfilnam,|
|00003540| 20 4f 5f 57 52 4f 4e 4c | 59 20 7c 20 4f 5f 43 52 | O_WRONL|Y | O_CR|
|00003550| 45 41 54 2c 20 30 36 30 | 30 29 29 20 3d 3d 20 2d |EAT, 060|0)) == -|
|00003560| 31 29 20 7b 0a 58 09 72 | 65 73 65 74 28 29 20 3b |1) {.X.r|eset() ;|
|00003570| 0a 58 09 70 65 72 72 6f | 72 28 70 66 69 6c 6e 61 |.X.perro|r(pfilna|
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|00003590| 6f 29 20 3b 0a 58 20 20 | 20 20 7d 0a 58 0a 58 20 |o) ;.X  |  }.X.X |
|000035a0| 20 20 20 2f 2a 20 77 72 | 69 74 65 20 63 72 79 70 |   /* wr|ite cryp|
|000035b0| 74 20 2a 2f 0a 58 20 20 | 20 20 77 72 69 74 65 28 |t */.X  |  write(|
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|000035d0| 20 3b 0a 58 20 20 20 20 | 63 6c 6f 73 65 28 6f 75 | ;.X    |close(ou|
|000035e0| 74 29 20 3b 0a 7d 0a 58 | 0a 58 0a 75 73 61 67 65 |t) ;.}.X|.X.usage|
|000035f0| 28 29 0a 7b 0a 58 20 20 | 20 20 66 70 75 74 73 28 |().{.X  |  fputs(|
|00003600| 22 55 73 61 67 65 3a 20 | 22 2c 20 73 74 64 6f 75 |"Usage: |", stdou|
|00003610| 74 29 20 3b 0a 58 20 20 | 20 20 66 70 75 74 73 28 |t) ;.X  |  fputs(|
|00003620| 70 72 6f 67 6e 61 6d 65 | 2c 20 73 74 64 6f 75 74 |progname|, stdout|
|00003630| 29 20 3b 0a 58 20 20 20 | 20 70 75 74 73 28 22 20 |) ;.X   | puts(" |
|00003640| 5b 20 2d 70 20 5d 5c 72 | 22 29 20 3b 0a 7d 0a 58 |[ -p ]\r|") ;.}.X|
|00003650| 0a 58 0a 2f 2a 20 72 65 | 74 75 72 6e 73 20 74 72 |.X./* re|turns tr|
|00003660| 75 65 20 69 66 20 6f 6c | 64 63 20 64 6f 65 73 20 |ue if ol|dc does |
|00003670| 6e 6f 74 20 6c 6f 6f 6b | 20 6c 69 6b 65 20 61 20 |not look| like a |
|00003680| 76 61 6c 69 64 20 63 72 | 79 70 74 20 2a 2f 0a 63 |valid cr|ypt */.c|
|00003690| 68 65 63 6b 6f 6c 64 63 | 28 29 0a 7b 0a 58 20 20 |heckoldc|().{.X  |
|000036a0| 20 20 69 6e 74 20 69 20 | 3b 0a 58 0a 58 20 20 20 |  int i |;.X.X   |
|000036b0| 20 2f 2a 20 63 68 65 63 | 6b 20 66 6f 72 20 69 6c | /* chec|k for il|
|000036c0| 6c 65 67 61 6c 20 63 68 | 61 72 61 63 74 65 72 73 |legal ch|aracters|
|000036d0| 20 2a 2f 0a 58 20 20 20 | 20 66 6f 72 20 28 69 20 | */.X   | for (i |
|000036e0| 3d 20 30 3b 20 69 20 3c | 20 43 4c 45 4e 20 2d 20 |= 0; i <| CLEN - |
|000036f0| 31 3b 20 69 2b 2b 29 20 | 7b 0a 58 09 69 66 20 28 |1; i++) |{.X.if (|
|00003700| 21 73 74 72 63 68 72 28 | 53 41 4c 54 43 2c 20 6f |!strchr(|SALTC, o|
|00003710| 6c 64 63 5b 69 5d 29 29 | 20 7b 0a 58 09 20 20 20 |ldc[i]))| {.X.   |
|00003720| 20 72 65 74 75 72 6e 20 | 74 72 75 65 20 3b 0a 58 | return |true ;.X|
|00003730| 09 7d 0a 58 20 20 20 20 | 7d 0a 58 0a 58 20 20 20 |.}.X    |}.X.X   |
|00003740| 20 2f 2a 20 63 68 65 63 | 6b 20 66 6f 72 20 74 65 | /* chec|k for te|
|00003750| 72 6d 69 6e 61 74 69 6e | 67 20 6e 75 6c 6c 20 63 |rminatin|g null c|
|00003760| 68 61 72 61 63 74 65 72 | 20 2a 2f 0a 58 20 20 20 |haracter| */.X   |
|00003770| 20 72 65 74 75 72 6e 20 | 6f 6c 64 63 5b 69 5d 20 | return |oldc[i] |
|00003780| 3b 0a 7d 0a 53 48 41 52 | 5f 45 4f 46 0a 63 68 6d |;.}.SHAR|_EOF.chm|
|00003790| 6f 64 20 30 36 34 34 20 | 6c 6f 63 6b 74 74 79 2e |od 0644 |locktty.|
|000037a0| 63 20 7c 7c 0a 65 63 68 | 6f 20 27 72 65 73 74 6f |c ||.ech|o 'resto|
|000037b0| 72 65 20 6f 66 20 6c 6f | 63 6b 74 74 79 2e 63 20 |re of lo|cktty.c |
|000037c0| 66 61 69 6c 65 64 27 0a | 57 63 5f 63 3d 22 60 77 |failed'.|Wc_c="`w|
|000037d0| 63 20 2d 63 20 3c 20 27 | 6c 6f 63 6b 74 74 79 2e |c -c < '|locktty.|
|000037e0| 63 27 60 22 0a 74 65 73 | 74 20 37 30 31 34 20 2d |c'`".tes|t 7014 -|
|000037f0| 65 71 20 22 24 57 63 5f | 63 22 20 7c 7c 0a 09 65 |eq "$Wc_|c" ||..e|
|00003800| 63 68 6f 20 27 6c 6f 63 | 6b 74 74 79 2e 63 3a 20 |cho 'loc|ktty.c: |
|00003810| 6f 72 69 67 69 6e 61 6c | 20 73 69 7a 65 20 37 30 |original| size 70|
|00003820| 31 34 2c 20 63 75 72 72 | 65 6e 74 20 73 69 7a 65 |14, curr|ent size|
|00003830| 27 20 22 24 57 63 5f 63 | 22 0a 66 69 0a 65 78 69 |' "$Wc_c|".fi.exi|
|00003840| 74 20 30 0a 2d 2d 0a 4a | 75 65 72 67 65 6e 20 4e |t 0.--.J|uergen N|
|00003850| 69 63 6b 65 6c 73 65 6e | 20 20 20 20 20 20 20 20 |ickelsen|        |
|00003860| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00003870| 20 20 20 20 20 20 20 6e | 69 63 6b 65 6c 40 63 73 |       n|ickel@cs|
|00003880| 2e 74 75 2d 62 65 72 6c | 69 6e 2e 64 65 0a       |.tu-berl|in.de.  |
+--------+-------------------------+-------------------------+--------+--------+