[]byte) { // HMAC_DRBG_Generate_algorithm, per Section 10.1.2.5. fips140.RecordApproved() if len(out) > maxRequestSize { panic("ecdsa: internal error: request size exceeds maximum") } if d.reseedCounter > reseedInterval { panic("ecdsa: reseed interval exceeded") } tlen := 0 for tlen < len(out) { // V = HMAC_K(V) // T = T || V d.hK.Reset() d.hK.Write(d.V) d.V = d.hK.Sum(d.V[:0]) tlen += copy(out[tlen:], d.V) } // Note that if this function shows up on ECDSA-level profiles, this can be // optimized in the...