Function shared_secret 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn shared_secret(
    local_secret: *const c_char,
    remote_pubkey: *const c_char,
) -> *mut c_char

Computes a Diffie Hellman shared secret

Safety

• This function is unsafe because it dereferences and a returns raw pointer.
• ENSURE that result is passed into cstring_free(ptr: *mut c_char) after use.