"math/bits"

	"golang.org/x/crypto/chacha20poly1305"
	"golang.org/x/crypto/hkdf"
)

// testingOnlyGenerateKey is only used during testing, to provide
// a fixed test key to use when checking the RFC 9180 vectors.
var testingOnlyGenerateKey func() (*ecdh.PrivateKey, error)

type hkdfKDF struct {
	hash crypto.Hash
}

func (kdf *hkdfKDF) LabeledExtract(suiteID []byte, salt []byte, label string, inputKey []byte) []byte {

// license that can be found in the LICENSE file.

//go:build s390x && !math_big_pure_go

package big

import (
	"testing"
)

// Tests whether the non vector routines are working, even when the tests are run on a
// vector-capable machine

func TestFunVVnovec(t *testing.T) {
	if hasVX {
		for _, a := range sumVV {
			arg := a
			testFunVV(t, "addVV_novec", addVV_novec, arg)

		return nil, err
	}
	if len(iv) != ciph.blockSize {
		return nil, errors.New("x509: incorrect IV size")
	}

	// Based on the OpenSSL implementation. The salt is the first 8 bytes
	// of the initialization vector.
	key := ciph.deriveKey(password, iv[:8])
	block, err := ciph.cipherFunc(key)
	if err != nil {
		return nil, err
	}

	if len(b.Bytes)%block.BlockSize() != 0 {

/*
 * add library to library list, return added library.
 *	srcref: src file referring to package
 *	objref: object file referring to package
 *	file: object file, e.g., /home/rsc/go/pkg/container/vector.a
 *	pkg: package import path, e.g. container/vector
 *	shlib: path to shared library, or .shlibname file holding path
 *	fingerprint: if not 0, expected fingerprint for import from srcref