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use HkdfExtract from x/crypto

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This means we don't have to expose it in qtls any more.
This commit is contained in:
Marten Seemann
2021-05-10 16:44:08 -07:00
parent 31191f7091
commit 22112b7b66
4 changed files with 3 additions and 16 deletions
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4
internal/handshake/initial_aead.go
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@@ -4,6 +4,8 @@ import (
"crypto"
"crypto/tls"
"golang.org/x/crypto/hkdf"
"github.com/lucas-clemente/quic-go/internal/protocol"
"github.com/lucas-clemente/quic-go/internal/qtls"
)
@@ -49,7 +51,7 @@ func NewInitialAEAD(connID protocol.ConnectionID, pers protocol.Perspective, v p
}
func computeSecrets(connID protocol.ConnectionID, v protocol.VersionNumber) (clientSecret, serverSecret []byte) {
initialSecret := qtls.HkdfExtract(crypto.SHA256, connID, getSalt(v))
initialSecret := hkdf.Extract(crypto.SHA256.New, connID, getSalt(v))
clientSecret = hkdfExpandLabel(crypto.SHA256, initialSecret, []byte{}, "client in", crypto.SHA256.Size())
serverSecret = hkdfExpandLabel(crypto.SHA256, initialSecret, []byte{}, "server in", crypto.SHA256.Size())
return