re-add a few engine bindings for advanced users #5449
Merged
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For users who are capable of compiling cryptography against custom openssl and properly using these functions this hopefully allows PKCS11 usage through OpenSSL engines.
We've seen quite a few requests for this to be re-added over the past year, OpenSSL 3.0 is not coming out quickly (and providers won't replace engines immediately), and since we now support
no-engine
the maintenance burden here should be manageable.Note that we are not directly supporting the use of this, merely providing the escape hatch for advanced users. If there are additional bindings that are missing please let us know, although we won't add functions that have equivalents already (e.g.
EVP_sha256() is not needed because you can get the
EVP_MD *via a call to
EVP_get_digestbyname`).