FreeTDS Development Group

[Frediano Ziglio <freddyz77 AT tin.it>]

Il giorno ven, 22-04-2005 alle 13:16 -0400, Lowden, James K ha scritto:
> > From: Eddie Gieze
> > Sent: Friday, April 22, 2005 10:26 AM
> 
> Hi Eddie, 
> 
> I was able to reproduce your libiconv tests.  I think we can rule out
> your iconv library.  However, the TDSDUMP you provided doesn't (afaict)
> square with the inputs you say you're expecting.  
> 
> > Data i should be getting:
> > 
> > 74 C4 93 C5 A0 74 00                    OS X character palette - utf-8
> > 0074 0113 0160 0074                     OS X character palette -
> unicode
> > 
> > Data i'm getting:
> > 
> > 74 C3 84 E2 80 9C C3 85 C2 A0 74 00     XCode - SQLGetData
> > 74 C3 84 E2 80 9C C3 85 C2 A0 74 00     XCode - SQLBindCol
> 
> Here's the data packet:
> 
> 0040                d1 07 00-6f 6e 65 63 68 61 72 10 |.n.t.... onechar.|
> 0050 fd ff 7d dd 00 00 00 00-cc 0a 00 00 01 00 0c 00 |..}..... ........|
> 0060 64 75 6d 6d 79 54 53 00-0c 00 00 00 74 00 c4 00 |dummyTS. ....t...|
> 0070 1c 20 c5 00 a0 00 74 00
> 
> I'm having some trouble parsing it.  There seem to be two rows, but I
> find only one ROW token:
> 
> row token             d1 
> col 0 is 7 bytes      07 00 
> data ("onechar")      6f 6e 65 63 68 61 72 
> 
> ???                   
> 10 fd ff 7d dd 00 00 00 00 cc 0a 00 00 01 00 0c 00 
> 
> data ("dummyTS")      64 75 6d 6d 79 54 53
> locale                        00 
> 
> col 1 is 12 bytes     0c 00 00 00 
> data                  74 00 c4 00 1c 20 c5 00 a0 00 74 00
> DONE packet           fd 10 00 c1 00 01 00 00 00
> 
> But in any case, that last packet is certainly not '0074 0113 0160
> 0074'.  Converting it yields what you're getting:
> 
> $ perl -e'print qq(\x74\x00\xc4\x00\x1c\x20\xc5\x00\xa0\x00\x74\x00)' \
> > | iconv -f ucs-2le -t utf-8 | hexdump -C
> 00000000  74 c3 84 e2 80 9c c3 85  c2 a0 74
> |t.........t|
> 
> *Maybe* token.c is misparsing the packet, but I think it's more likely
> you're not getting from the server what you think you're getting.  
> 
> To confirm, this might be an interesting test:
> 
> $ printf '%s\ngo\n'   \
>       'SELECT name, 
>               content, 
>               cast(content as varbinary(40)) as HexContent 
>        FROM tblite m WHERE  id = 1317' \
> | tsql -S$S -U$U -P$P | hexdump -C
> 
> HTH.  
> 
> --jkl
> 
> 
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-- 
Frediano Ziglio <freddyz77 AT tin.it>