AES keys not taking user input correctly

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According to the OpenSSL source, it will generate keys from a user input.

https://github.com/openssl/openssl/blob/master/crypto/aes/aes_core.c#L631

And even will expand keys that are not using all of the bytes.

https://github.com/openssl/openssl/blob/master/crypto/aes/aes_core.c#L599

This behavior is not reflected in the library