Re: Uploading Binary files to HTTPS

From:
"Igor Tandetnik" <itandetnik@mvps.org>
Newsgroups:
microsoft.public.vc.language
Date:
Wed, 13 Feb 2008 12:40:30 -0500
Message-ID:
<uWBQIembIHA.1204@TK2MSFTNGP03.phx.gbl>
Chizl <Chizl@NoShitMail.com> wrote:

"Ben Voigt [C++ MVP]" <rbv@nospam.nospam> wrote in message
news:%237h5WodbIHA.3400@TK2MSFTNGP03.phx.gbl...

This is exactly what Igor predicted, ending the string at the first
embedded NUL. I guess there oughtn't to be any in the header, but
you can save a copy and handle embedded NUL all at once thusly:


The header is never going to have any null terminators in it, so this
will not ever be a problem.


But this will:

bstrBody.Append(strInput);

CComBSTR::Append(char*) has no choice but to treat its parameter as a
NUL-terminated string. This may truncate the data at best, and cause a
buffer overrun at worst (since strInput is not in fact NUL-terminated,
Append() may run off the end into uncharted memory).
--
With best wishes,
    Igor Tandetnik

With sufficient thrust, pigs fly just fine. However, this is not
necessarily a good idea. It is hard to be sure where they are going to
land, and it could be dangerous sitting under them as they fly
overhead. -- RFC 1925

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