Re: [naviserver-devel] uuencode/base64encode

[Vlad S. <vl...@cr...>]

Looks like a bug but looking at Ns_HtuuEncode i do not see where the 
problem could be.

Bernd Eidenschink wrote:
> Hi guys,
> 
> while updating the sendmail.tcl to also be capable of the simple AUTH PLAIN 
> mechanism (if you have to use at least a basic form of relay control) 
> I noticed a problem with ns_base64encode:
> 
> (1) Working:
> 
> ~> perl -MMIME::Base64 -e 'print encode_base64("test\0test\0testpass");'
> dGVzdAB0ZXN0AHRlc3RwYXNz
> 
> % package require base64
> % ::base64::encode "test\0test\0testpass"
> dGVzdAB0ZXN0AHRlc3RwYXNz
> 
> (2) Failing:
> 
> % ns_base64encode "test\0test\0testpass"
> dGVzdMCAdGVzdMCAdGVzdHBhc3M=
> 
> In the particular AUTH PLAIN situation, where user, realm and pw are split by 
> the null byte, the problem (one of the problems) is the missing null byte of 
> the ns_uuencoded string:
> 
> ~> perl -MMIME::Base64 -e 'print decode_base64
> ("dGVzdMCAdGVzdMCAdGVzdHBhc3M=");'|hexdump
> 0000000 6574 7473 80c0 6574 7473 80c0 6574 7473
> 0000010 6170 7373
> 0000014
> 
> and in the perl and tcllib example it works:
> 
> ~> perl -MMIME::Base64 -e 'print decode_base64("dGVzdAB0ZXN0AHRlc3RwYXNz");'|
> hexdump
> 0000000 6574 7473 7400 7365 0074 6574 7473 6170
> 0000010 7373
> 0000012
> 
> Do I miss something or could it be a bug?
> 
> -Bernd.
> 
> 
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-- 
Vlad Seryakov
571 262-8608 office
vl...@cr...
http://www.crystalballinc.com/vlad/