ons-cpacf impl.Register("ecdsa", "CPACF", &supportsKDSA) } // canUseKDSA checks if KDSA instruction is available, and if it is, it checks // the name of the curve to see if it matches the curves supported(P-256, P-384, P-521). // Then, based on the curve name, a function code and a block size will be assigned. // If KDSA instruction is not available or if the curve is not supported, canUseKDSA // will set ok to false. func canUseKDSA(c curveID) (functionCode uint64, blockSize int, ok bool) { if !supportsKDSA...