I've pretty much finished the Lua TLS module and before releasing it,
I thought it might be nice to ensure it compiles with previous versions of
The main header file contains the defined value
which I assume is updated whenever the API is updated.
So I began the arduous procedure of downloading previous versions of
libtls to ensure I can compile against any version.
I started with LibreSSL version 2.7.4
(current when I started—they are now up to 2.8.0 as I write this).
The defined value
TLS_API had a value of “20180210”.
I checked version 2.7.0 and no change in
It wasn't until I got into the pre-2.7 versions that things started going south.
The previous version of
was first defined in 2.5.1,
and last used in 2.6.5.
But the API changed quite a bit between versions 2.5.1 and 2.6.5.
Five functions were added:
What's the point of having a defined value like
TLS_API if it doesn't change when you add new functions?
the defined value
LIBRESSL_VERSION_NUMBER is updated per version,
so at least I can use that.
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