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This file was processed as: Mailbox/MIME Entity
(archive/mbox).
Confidence | Program | Detection | Match Type | Support
|
---|
100%
| dexvert
| Mailbox/MIME Entity (archive/mbox)
| magic
| Supported |
100%
| dexvert
| Internet Message Format (text/imf)
| magic
| Supported |
1%
| dexvert
| Text File (text/txt)
| fallback
| Supported |
100%
| file
| Mailbox text, 1st line "From uucp@tic.com Tue Aug 7 20:13:25 1990", ASCII text
| default
| |
100%
| TrID
| E-Mail message (Var. 2)
| default
| |
100%
| checkBytes
| Printable ASCII
| default
| |
100%
| perlTextCheck
| Likely Text (Perl)
| default
| |
100%
| siegfried
| x-fmt/111 Plain Text File
| default
| |
100%
| detectItEasy
| Format: plain text[LF]
| default (weak)
| |
100%
| xdgMime
| application/mbox
| default
|
|
hex view+--------+-------------------------+-------------------------+--------+--------+
|00000000| 46 72 6f 6d 20 75 75 63 | 70 40 74 69 63 2e 63 6f |From uuc|p@tic.co|
|00000010| 6d 20 20 54 75 65 20 41 | 75 67 20 20 37 20 32 30 |m Tue A|ug 7 20|
|00000020| 3a 31 33 3a 32 35 20 31 | 39 39 30 0a 52 65 63 65 |:13:25 1|990.Rece|
|00000030| 69 76 65 64 3a 20 66 72 | 6f 6d 20 63 73 2e 75 74 |ived: fr|om cs.ut|
|00000040| 65 78 61 73 2e 65 64 75 | 20 62 79 20 75 75 6e 65 |exas.edu| by uune|
|00000050| 74 2e 75 75 2e 6e 65 74 | 20 28 35 2e 36 31 2f 31 |t.uu.net| (5.61/1|
|00000060| 2e 31 34 29 20 77 69 74 | 68 20 53 4d 54 50 20 0a |.14) wit|h SMTP .|
|00000070| 09 69 64 20 41 41 31 34 | 38 39 31 3b 20 54 75 65 |.id AA14|891; Tue|
|00000080| 2c 20 37 20 41 75 67 20 | 39 30 20 32 30 3a 31 33 |, 7 Aug |90 20:13|
|00000090| 3a 32 35 20 2d 30 34 30 | 30 0a 50 6f 73 74 65 64 |:25 -040|0.Posted|
|000000a0| 2d 44 61 74 65 3a 20 37 | 20 41 75 67 20 39 30 20 |-Date: 7| Aug 90 |
|000000b0| 31 37 3a 33 37 3a 30 31 | 20 47 4d 54 0a 52 65 63 |17:37:01| GMT.Rec|
|000000c0| 65 69 76 65 64 3a 20 62 | 79 20 63 73 2e 75 74 65 |eived: b|y cs.ute|
|000000d0| 78 61 73 2e 65 64 75 20 | 28 35 2e 36 34 2f 31 2e |xas.edu |(5.64/1.|
|000000e0| 36 38 29 0a 09 69 64 20 | 41 41 32 32 31 33 34 3b |68)..id |AA22134;|
|000000f0| 20 54 75 65 2c 20 37 20 | 41 75 67 20 39 30 20 31 | Tue, 7 |Aug 90 1|
|00000100| 37 3a 35 38 3a 34 30 20 | 2d 30 35 30 30 0a 52 65 |7:58:40 |-0500.Re|
|00000110| 63 65 69 76 65 64 3a 20 | 62 79 20 6c 6f 6e 67 77 |ceived: |by longw|
|00000120| 61 79 2e 74 69 63 2e 63 | 6f 6d 20 28 34 2e 32 32 |ay.tic.c|om (4.22|
|00000130| 2f 74 69 63 2e 31 2e 32 | 29 0a 09 69 64 20 41 41 |/tic.1.2|)..id AA|
|00000140| 30 33 39 39 36 3b 20 54 | 75 65 2c 20 37 20 41 75 |03996; T|ue, 7 Au|
|00000150| 67 20 39 30 20 31 36 3a | 35 32 3a 31 32 20 63 64 |g 90 16:|52:12 cd|
|00000160| 74 0a 46 72 6f 6d 3a 20 | 47 75 79 20 48 61 72 72 |t.From: |Guy Harr|
|00000170| 69 73 20 3c 61 75 73 70 | 65 78 21 67 75 79 40 63 |is <ausp|ex!guy@c|
|00000180| 73 2e 75 74 65 78 61 73 | 2e 65 64 75 3e 0a 4e 65 |s.utexas|.edu>.Ne|
|00000190| 77 73 67 72 6f 75 70 73 | 3a 20 63 6f 6d 70 2e 73 |wsgroups|: comp.s|
|000001a0| 74 64 2e 75 6e 69 78 0a | 53 75 62 6a 65 63 74 3a |td.unix.|Subject:|
|000001b0| 20 52 65 3a 20 69 73 20 | 73 74 72 75 63 74 20 75 | Re: is |struct u|
|000001c0| 74 69 6d 62 75 66 20 69 | 6e 20 74 68 65 20 73 74 |timbuf i|n the st|
|000001d0| 61 6e 64 61 72 64 20 73 | 79 73 2f 74 79 70 65 73 |andard s|ys/types|
|000001e0| 2e 68 3f 0a 4d 65 73 73 | 61 67 65 2d 49 64 3a 20 |.h?.Mess|age-Id: |
|000001f0| 3c 31 30 39 38 30 40 63 | 73 2e 75 74 65 78 61 73 |<10980@c|s.utexas|
|00000200| 2e 65 64 75 3e 0a 52 65 | 66 65 72 65 6e 63 65 73 |.edu>.Re|ferences|
|00000210| 3a 20 3c 34 32 33 40 75 | 73 65 6e 69 78 2e 4f 52 |: <423@u|senix.OR|
|00000220| 47 3e 20 3c 31 30 39 33 | 37 40 63 73 2e 75 74 65 |G> <1093|7@cs.ute|
|00000230| 78 61 73 2e 65 64 75 3e | 0a 53 65 6e 64 65 72 3a |xas.edu>|.Sender:|
|00000240| 20 66 6c 65 74 63 68 65 | 72 40 63 73 2e 75 74 65 | fletche|r@cs.ute|
|00000250| 78 61 73 2e 65 64 75 0a | 52 65 70 6c 79 2d 54 6f |xas.edu.|Reply-To|
|00000260| 3a 20 73 74 64 2d 75 6e | 69 78 40 75 75 6e 65 74 |: std-un|ix@uunet|
|00000270| 2e 75 75 2e 6e 65 74 0a | 4f 72 67 61 6e 69 7a 61 |.uu.net.|Organiza|
|00000280| 74 69 6f 6e 3a 20 41 75 | 73 70 65 78 20 53 79 73 |tion: Au|spex Sys|
|00000290| 74 65 6d 73 2c 20 53 61 | 6e 74 61 20 43 6c 61 72 |tems, Sa|nta Clar|
|000002a0| 61 0a 44 61 74 65 3a 20 | 37 20 41 75 67 20 39 30 |a.Date: |7 Aug 90|
|000002b0| 20 31 37 3a 33 37 3a 30 | 31 20 47 4d 54 0a 41 70 | 17:37:0|1 GMT.Ap|
|000002c0| 70 61 72 65 6e 74 6c 79 | 2d 54 6f 3a 20 73 74 64 |parently|-To: std|
|000002d0| 2d 75 6e 69 78 2d 61 72 | 63 68 69 76 65 40 75 75 |-unix-ar|chive@uu|
|000002e0| 6e 65 74 2e 75 75 2e 6e | 65 74 0a 0a 46 72 6f 6d |net.uu.n|et..From|
|000002f0| 3a 20 20 67 75 79 40 61 | 75 73 70 65 78 2e 75 75 |: guy@a|uspex.uu|
|00000300| 63 70 20 28 47 75 79 20 | 48 61 72 72 69 73 29 0a |cp (Guy |Harris).|
|00000310| 0a 0a 3e 49 20 61 6d 20 | 68 61 76 69 6e 67 20 73 |..>I am |having s|
|00000320| 6f 6d 65 20 64 69 66 66 | 69 63 75 6c 74 79 20 66 |ome diff|iculty f|
|00000330| 6f 6c 6c 6f 77 69 6e 67 | 20 74 68 65 20 61 62 6f |ollowing| the abo|
|00000340| 76 65 2e 20 20 48 6f 77 | 20 63 61 6e 20 61 20 70 |ve. How| can a p|
|00000350| 6f 72 74 61 62 6c 65 0a | 3e 61 70 70 6c 69 63 61 |ortable.|>applica|
|00000360| 74 69 6f 6e 20 64 6f 20 | 61 6e 79 74 68 69 6e 67 |tion do |anything|
|00000370| 20 74 6f 20 76 65 6e 64 | 6f 72 2d 64 65 66 69 6e | to vend|or-defin|
|00000380| 65 64 20 66 69 65 6c 64 | 73 3f 0a 0a 54 68 61 74 |ed field|s?..That|
|00000390| 27 73 20 70 72 65 63 69 | 73 65 6c 79 20 74 68 65 |'s preci|sely the|
|000003a0| 20 70 72 6f 62 6c 65 6d | 2e 0a 0a 3e 49 73 6e 27 | problem|...>Isn'|
|000003b0| 74 20 74 68 65 20 61 70 | 70 6c 69 63 61 74 69 6f |t the ap|plicatio|
|000003c0| 6e 20 6e 6f 6e 2d 70 6f | 72 74 61 62 6c 65 20 61 |n non-po|rtable a|
|000003d0| 73 20 73 6f 6f 6e 20 61 | 73 20 69 74 20 64 6f 65 |s soon a|s it doe|
|000003e0| 73 20 61 6e 79 74 68 69 | 6e 67 20 28 72 65 61 64 |s anythi|ng (read|
|000003f0| 20 6f 72 20 77 72 69 74 | 65 29 0a 3e 74 6f 20 61 | or writ|e).>to a|
|00000400| 20 76 65 6e 64 6f 72 2d | 64 65 66 69 6e 65 64 20 | vendor-|defined |
|00000410| 66 69 65 6c 64 3f 0a 0a | 59 75 70 2e 20 20 55 6e |field?..|Yup. Un|
|00000420| 66 6f 72 74 75 6e 61 74 | 65 6c 79 2c 20 74 68 65 |fortunat|ely, the|
|00000430| 20 61 70 70 6c 69 63 61 | 74 69 6f 6e 20 69 73 20 | applica|tion is |
|00000440| 6e 6f 6e 2d 66 75 6e 63 | 74 69 6f 6e 61 6c 20 28 |non-func|tional (|
|00000450| 61 74 20 6c 65 61 73 74 | 20 6e 6f 74 0a 2a 63 6f |at least| not.*co|
|00000460| 72 72 65 63 74 6c 79 2a | 20 66 75 6e 63 74 69 6f |rrectly*| functio|
|00000470| 6e 61 6c 29 20 69 66 20 | 69 74 20 2a 64 6f 65 73 |nal) if |it *does|
|00000480| 6e 27 74 2a 20 69 6e 69 | 74 69 61 6c 69 7a 65 20 |n't* ini|tialize |
|00000490| 74 68 65 20 76 65 6e 64 | 6f 72 2d 64 65 66 69 6e |the vend|or-defin|
|000004a0| 65 64 0a 66 69 65 6c 64 | 73 20 6f 66 20 61 20 73 |ed.field|s of a s|
|000004b0| 74 72 75 63 74 75 72 65 | 20 74 68 61 74 27 73 20 |tructure| that's |
|000004c0| 68 61 6e 64 65 64 20 74 | 6f 20 74 68 65 20 73 79 |handed t|o the sy|
|000004d0| 73 74 65 6d 2c 20 75 6e | 6c 65 73 73 20 74 68 65 |stem, un|less the|
|000004e0| 20 73 79 73 74 65 6d 20 | 63 61 6e 0a 73 6f 6d 65 | system |can.some|
|000004f0| 68 6f 77 20 61 6c 77 61 | 79 73 20 66 69 67 75 72 |how alwa|ys figur|
|00000500| 65 20 6f 75 74 20 74 68 | 61 74 20 74 68 65 79 20 |e out th|at they |
|00000510| 68 61 76 65 6e 27 74 20 | 62 65 65 6e 20 69 6e 69 |haven't |been ini|
|00000520| 74 69 61 6c 69 7a 65 64 | 20 2d 20 65 2e 67 2e 2c |tialized| - e.g.,|
|00000530| 20 69 66 0a 74 68 65 72 | 65 27 73 20 73 6f 6d 65 | if.ther|e's some|
|00000540| 20 66 6c 61 67 20 66 69 | 65 6c 64 20 69 6e 20 74 | flag fi|eld in t|
|00000550| 68 65 20 73 74 72 75 63 | 74 75 72 65 20 74 68 61 |he struc|ture tha|
|00000560| 74 20 2a 69 73 2a 20 73 | 70 65 63 69 66 69 65 64 |t *is* s|pecified|
|00000570| 20 62 79 20 74 68 65 0a | 73 74 61 6e 64 61 72 64 | by the.|standard|
|00000580| 2c 20 61 6e 64 20 79 6f | 75 20 68 61 76 65 20 74 |, and yo|u have t|
|00000590| 6f 20 73 65 74 20 73 6f | 6d 65 20 66 6c 61 67 20 |o set so|me flag |
|000005a0| 69 6e 20 74 68 61 74 20 | 66 69 65 6c 64 20 2a 6e |in that |field *n|
|000005b0| 6f 74 2a 20 73 70 65 63 | 69 66 69 65 64 20 62 79 |ot* spec|ified by|
|000005c0| 0a 74 68 65 20 73 74 61 | 6e 64 61 72 64 20 69 6e |.the sta|ndard in|
|000005d0| 20 6f 72 64 65 72 20 74 | 6f 20 67 65 74 20 74 68 | order t|o get th|
|000005e0| 65 20 73 79 73 74 65 6d | 20 74 6f 20 6c 6f 6f 6b |e system| to look|
|000005f0| 20 61 74 20 74 68 65 20 | 6f 74 68 65 72 20 66 69 | at the |other fi|
|00000600| 65 6c 64 73 20 6e 6f 74 | 0a 69 6e 20 74 68 65 20 |elds not|.in the |
|00000610| 73 74 61 6e 64 61 72 64 | 2e 0a 0a 55 6e 66 6f 72 |standard|...Unfor|
|00000620| 74 75 6e 61 74 65 6c 79 | 2c 20 69 6e 20 74 68 65 |tunately|, in the|
|00000630| 20 63 61 73 65 20 6f 66 | 20 22 75 74 69 6d 65 28 | case of| "utime(|
|00000640| 29 22 2c 20 74 68 65 72 | 65 27 73 20 6e 6f 20 73 |)", ther|e's no s|
|00000650| 75 63 68 20 66 6c 61 67 | 2c 20 73 6f 20 61 0a 70 |uch flag|, so a.p|
|00000660| 6f 72 74 61 62 6c 65 20 | 61 70 70 6c 69 63 61 74 |ortable |applicat|
|00000670| 69 6f 6e 20 63 61 6e 2c | 20 61 74 20 62 65 73 74 |ion can,| at best|
|00000680| 2c 20 6f 6e 6c 79 20 61 | 76 6f 69 64 20 73 65 74 |, only a|void set|
|00000690| 74 69 6e 67 20 74 68 65 | 20 6d 69 63 72 6f 73 65 |ting the| microse|
|000006a0| 63 6f 6e 64 73 0a 76 61 | 6c 75 65 73 20 6f 66 20 |conds.va|lues of |
|000006b0| 61 20 66 69 6c 65 27 73 | 20 61 63 63 65 73 73 65 |a file's| accesse|
|000006c0| 64 20 6f 72 20 6d 6f 64 | 69 66 69 65 64 20 74 69 |d or mod|ified ti|
|000006d0| 6d 65 73 20 74 6f 20 73 | 6f 6d 65 20 72 61 6e 64 |mes to s|ome rand|
|000006e0| 6f 6d 20 76 61 6c 75 65 | 20 62 79 0a 22 6d 65 6d |om value| by."mem|
|000006f0| 73 65 74 22 74 69 6e 67 | 20 74 68 65 20 65 6e 74 |set"ting| the ent|
|00000700| 69 72 65 20 22 75 74 69 | 6d 62 75 66 22 20 73 74 |ire "uti|mbuf" st|
|00000710| 72 75 63 74 75 72 65 20 | 74 6f 20 7a 65 72 6f 20 |ructure |to zero |
|00000720| 62 65 66 6f 72 65 20 66 | 69 6c 6c 69 6e 67 20 69 |before f|illing i|
|00000730| 74 20 69 6e 0a 61 6e 64 | 20 75 73 69 6e 67 20 69 |t in.and| using i|
|00000740| 74 20 28 6f 72 20 6f 74 | 68 65 72 77 69 73 65 20 |t (or ot|herwise |
|00000750| 65 6e 73 75 72 69 6e 67 | 20 74 68 61 74 20 74 68 |ensuring| that th|
|00000760| 65 20 73 74 72 75 63 74 | 75 72 65 20 69 73 20 7a |e struct|ure is z|
|00000770| 65 72 6f 20 62 65 66 6f | 72 65 0a 75 73 69 6e 67 |ero befo|re.using|
|00000780| 20 69 74 2c 20 65 2e 67 | 2e 20 75 73 69 6e 67 20 | it, e.g|. using |
|00000790| 61 20 73 74 61 74 69 63 | 20 73 74 72 75 63 74 75 |a static| structu|
|000007a0| 72 65 29 2e 0a 0a 0a 56 | 6f 6c 75 6d 65 2d 4e 75 |re)....V|olume-Nu|
|000007b0| 6d 62 65 72 3a 20 56 6f | 6c 75 6d 65 20 32 31 2c |mber: Vo|lume 21,|
|000007c0| 20 4e 75 6d 62 65 72 20 | 32 30 0a 0a | Number |20.. |
+--------+-------------------------+-------------------------+--------+--------+