Follow-up from "[DAL] Integration of cryptographic primitives"

The following discussion from !5357 (merged) should be addressed:

@dannywillems started a discussion:

(for a follow-up) an optimisation for the future: implementing this in C with only one C array buffer. poly_mul_aux and fft_mul always reallocate a new C array and we can avoid this.

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information