moves methods from Config to Conn receives

generateKeyShare has nothing to do with Config receiver. It doesn't
configure anything. It has everything with connection so moved to Conn.
Making deriveECDHESecret also a method of Conn will make it possible to
access 'isClient' field.
This commit is contained in:
Henry Case 2018-10-07 15:55:34 +01:00 committed by Kris Kwiatkowski
父節點 07ad1769c3
當前提交 61bc4c1a09
共有 2 個文件被更改,包括 8 次插入8 次删除

14
13.go
查看文件

@ -152,7 +152,7 @@ CurvePreferenceLoop:
return errors.New("tls: HelloRetryRequest not implemented") // TODO(filippo)
}
privateKey, serverKS, err := config.generateKeyShare(ks.group)
privateKey, serverKS, err := c.generateKeyShare(ks.group)
if err != nil {
c.sendAlert(alertInternalError)
return err
@ -180,7 +180,7 @@ CurvePreferenceLoop:
earlyClientCipher, _ := hs.keySchedule.prepareCipher(secretEarlyClient)
ecdheSecret := deriveECDHESecret(ks, privateKey)
ecdheSecret := c.deriveECDHESecret(ks, privateKey)
if ecdheSecret == nil {
c.sendAlert(alertIllegalParameter)
return errors.New("tls: bad ECDHE client share")
@ -545,10 +545,10 @@ func prepareDigitallySigned(hash crypto.Hash, context string, data []byte) []byt
return h.Sum(nil)
}
func (c *Config) generateKeyShare(curveID CurveID) ([]byte, keyShare, error) {
func (c *Conn) generateKeyShare(curveID CurveID) ([]byte, keyShare, error) {
if curveID == X25519 {
var scalar, public [32]byte
if _, err := io.ReadFull(c.rand(), scalar[:]); err != nil {
if _, err := io.ReadFull(c.config.rand(), scalar[:]); err != nil {
return nil, keyShare{}, err
}
@ -561,7 +561,7 @@ func (c *Config) generateKeyShare(curveID CurveID) ([]byte, keyShare, error) {
return nil, keyShare{}, errors.New("tls: preferredCurves includes unsupported curve")
}
privateKey, x, y, err := elliptic.GenerateKey(curve, c.rand())
privateKey, x, y, err := elliptic.GenerateKey(curve, c.config.rand())
if err != nil {
return nil, keyShare{}, err
}
@ -570,7 +570,7 @@ func (c *Config) generateKeyShare(curveID CurveID) ([]byte, keyShare, error) {
return privateKey, keyShare{group: curveID, data: ecdhePublic}, nil
}
func deriveECDHESecret(ks keyShare, secretKey []byte) []byte {
func (c *Conn) deriveECDHESecret(ks keyShare, secretKey []byte) []byte {
if ks.group == X25519 {
if len(ks.data) != 32 {
return nil
@ -975,7 +975,7 @@ func (hs *clientHandshakeState) doTLS13Handshake() error {
// 0-RTT is not supported yet, so use an empty PSK.
hs.keySchedule.setSecret(nil)
ecdheSecret := deriveECDHESecret(serverHello.keyShare, hs.privateKey)
ecdheSecret := c.deriveECDHESecret(serverHello.keyShare, hs.privateKey)
if ecdheSecret == nil {
c.sendAlert(alertIllegalParameter)
return errors.New("tls: bad ECDHE server share")

查看文件

@ -194,7 +194,7 @@ func (c *Conn) clientHandshake() error {
// Create one keyshare for the first default curve. If it is not
// appropriate, the server should raise a HRR.
defaultGroup := c.config.curvePreferences()[0]
hs.privateKey, clientKS, err = c.config.generateKeyShare(defaultGroup)
hs.privateKey, clientKS, err = c.generateKeyShare(defaultGroup)
if err != nil {
c.sendAlert(alertInternalError)
return err