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000330_news@columbia.edu _Tue May 30 06:38:31 2000.msg
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From: jaltman@columbia.edu (Jeffrey Altman)
Subject: Re: Translate command does not check the validity of input data?
Date: 30 May 2000 10:26:49 GMT
Organization: Columbia University
Message-ID: <8h0519$7cu$1@newsmaster.cc.columbia.edu>
To: kermit.misc@columbia.edu
In article <ADKY4.78$0C.2466@read2.inet.fi>,
ralf.strandell <ralf.strandell@silja.com> wrote:
: Hi!
:
: We use the translate command to convert from 7 bit swedish to latin1 or
: cp850.
: We have applied a temporary bug fix so that translate now works fine...
: (set file byte-order big-endian etc )
:
: The input data is supposed to be 7 bit but sometimes it contains a few 8 bit
: characters.
: The 8 bit characters should not be there, but sometimes they do... It is OK
: because they go
: throught our unixes etc. intact and finaly return to a pc environment where
: they are correct again.
:
: QUESTION:
: Kermits translate command seems to drop one bit _without error messages_.
: This character is 8 bit 11001000 and after translate it becomes 7 bit
: 1001000
: Is this a feature or a bug or something in between?
:
: It would be a useful and nice feature to check the data and display a
: warning is the input data
: is invalid, but we can live without it also.
Under what circumstances does this occur?
I would expect that any characters that have the 8th bit set would have
those bits stripped or the characters replaced by '?' when the input
character set is a 7-bit character set.
Jeffrey Altman * Sr.Software Designer * Kermit-95 for Win32 and OS/2
The Kermit Project * Columbia University
612 West 115th St #716 * New York, NY * 10025
http://www.kermit-project.org/k95.html * kermit-support@kermit-project.org