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crypto/internal/mlkem768: add -768 suffix to all exported identifiers

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In preparation for introducing ML-KEM-1024.

Aside from the constants at the top, all other changes were automated.

Change-Id: I0fafce9a776c7b0b9179be1c858709cabf60e80f
Reviewed-on: https://go-review.googlesource.com/c/go/+/621981
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Daniel McCarney <daniel@binaryparadox.net>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
This commit is contained in:
Filippo Valsorda 2024-10-21 16:29:23 +02:00 • committed by Gopher Robot
parent 5a893857d7
commit d1f74ada56
5 changed files with 7 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

2
handshake_client.go
View file

@ -164,7 +164,7 @@ func (c *Conn) makeClientHello() (*clientHelloMsg, *keySharePrivateKeys, *echCon
if _, err := io.ReadFull(config.rand(), seed); err != nil {
return nil, nil, nil, err
}
keyShareKeys.kyber, err = mlkem768.NewDecapsulationKey(seed)
keyShareKeys.kyber, err = mlkem768.NewDecapsulationKey768(seed)
if err != nil {
return nil, nil, nil, err
}

2
handshake_client_tls13.go
View file

@ -481,7 +481,7 @@ func (hs *clientHandshakeStateTLS13) establishHandshakeKeys() error {
ecdhePeerData := hs.serverHello.serverShare.data
if hs.serverHello.serverShare.group == x25519Kyber768Draft00 {
if len(ecdhePeerData) != x25519PublicKeySize+mlkem768.CiphertextSize {
if len(ecdhePeerData) != x25519PublicKeySize+mlkem768.CiphertextSize768 {
c.sendAlert(alertIllegalParameter)
return errors.New("tls: invalid server key share")
}

2
handshake_server_tls13.go
View file

@ -223,7 +223,7 @@ func (hs *serverHandshakeStateTLS13) processClientHello() error {
ecdhData := clientKeyShare.data
if selectedGroup == x25519Kyber768Draft00 {
ecdhGroup = X25519
if len(ecdhData) != x25519PublicKeySize+mlkem768.EncapsulationKeySize {
if len(ecdhData) != x25519PublicKeySize+mlkem768.EncapsulationKeySize768 {
c.sendAlert(alertIllegalParameter)
return errors.New("tls: invalid Kyber client key share")
}

6
key_schedule.go
View file

@ -54,11 +54,11 @@ func (c *cipherSuiteTLS13) exportKeyingMaterial(s *tls13.MasterSecret, transcrip
type keySharePrivateKeys struct {
curveID CurveID
ecdhe *ecdh.PrivateKey
kyber *mlkem768.DecapsulationKey
kyber *mlkem768.DecapsulationKey768
}
// kyberDecapsulate implements decapsulation according to Kyber Round 3.
func kyberDecapsulate(dk *mlkem768.DecapsulationKey, c []byte) ([]byte, error) {
func kyberDecapsulate(dk *mlkem768.DecapsulationKey768, c []byte) ([]byte, error) {
K, err := dk.Decapsulate(c)
if err != nil {
return nil, err
@ -68,7 +68,7 @@ func kyberDecapsulate(dk *mlkem768.DecapsulationKey, c []byte) ([]byte, error) {
// kyberEncapsulate implements encapsulation according to Kyber Round 3.
func kyberEncapsulate(ek []byte) (c, ss []byte, err error) {
k, err := mlkem768.NewEncapsulationKey(ek)
k, err := mlkem768.NewEncapsulationKey768(ek)
if err != nil {
return nil, nil, err
}

2
key_schedule_test.go
View file

@ -120,7 +120,7 @@ func TestTrafficKey(t *testing.T) {
}
func TestKyberEncapsulate(t *testing.T) {
dk, err := mlkem768.GenerateKey()
dk, err := mlkem768.GenerateKey768()
if err != nil {
t.Fatal(err)
}