thanks very much. I will see what I can do about the indy distribution which seems to have fallen behind
Grahame
On Sat, Jan 19, 2019 at 9:27 AM Matt Caswell <matt@xxxxxxxxxxx> wrote:
On 18/01/2019 11:51, Grahame Grieve wrote:
> I got no response to this. I presume that mean that this is a stupid question,
> but I'm afraid I don't understand why
>
> Grahame
>
>
> On Mon, Jan 14, 2019 at 11:45 PM Grahame Grieve
> <grahame@xxxxxxxxxxxxxxxxxxxxxxxxxx <mailto:grahame@xxxxxxxxxxxxxxxxxxxxxxxxxx>>
> wrote:
>
> Hi
>
> I have a 64bit windows application that uses openSSL, and I am using the
> indy distribution from https://indy.fulgan.com/SSL/. This makes the file
> names of the openssl dlls libeay32.dll and ssleay32.dll (even though they
> are 64bit).
That distribution is OpenSSL 1.0.2 which uses those old names.
> Other distributions use other names (libcrypto-XX-x64.dll etc)
Other distributions you have seen are probably using OpenSSL 1.1.0 or 1.1.1
which use the new names.
>
> I believe that the filename variations are at the root of an issue I have
> with openSSL. My symptoms are this: when I run my unit tests that do (among
> other things) a bunch of tests of my SSL server, all is good. However,
> anytime I load the mysql odbc driver into the memory space, I get an memory
> corruption problem in libeay32.dll when shutting down. Google suggests that
> this is due to a build mismatch between the two dlls... I'm guessing that
> mysql is loading some other dll variant of openssl and some build mismatch
> is arising ?
>
> I'm clutching at straws here, but has this been an issue before? is there
> any policy issue around distrubution filenames? Is there any other likely
> cause why loading the mysql odbc driver causes memory corruptions in openssl
> when shutting down?
I've not seen it before. The distribution filenames vary based on the version of
OpenSSL you are using.
Matt
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