OpenSSL version number when compiling

[Thomas Dwyer III]

On Tue, Aug 1, 2023 at 2:23 PM Kenneth Goldman <kgoldman at us.ibm.com> wrote:

> Do I misunderstand the openssl version number?
>
> + openssl version
>
> OpenSSL 3.1.1 30 May 2023 (Library: OpenSSL 3.1.1 30 May 2023)
>
> In my source, I have:
>
> #if OPENSSL_VERSION_NUMBER > 0x30100ff0L
>
> #   error Untested OpenSSL version
>
> and it hits the error.
>
> As I understand it, 3.1.1 becomes 30100010, which should be less than
> 30100ff0.
>

No, that's incorrect. Per  OPENSSL_VERSION_NUMBER(3) the format is:

MNNFFPPS: major minor fix patch status

So 3.1.1 would be 0x30101000L (or 0x3010100f for the release version).


Tom.III


> What am I doing wrong?
>
> --
>
> Work 1-914-945-2415
>
>
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