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Fixed GCM, now use threadlocal for hashing

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This commit is contained in:
Robinson 2021-08-23 00:38:55 -06:00
parent d4efe418e6
commit d8107860e5
1 changed files with 3 additions and 3 deletions
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6
src/dorkbox/network/connection/CryptoManagement.kt
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@ -15,6 +15,7 @@
*/
package dorkbox.network.connection
import dorkbox.bytes.Hash
import dorkbox.netUtil.IP
import dorkbox.network.handshake.ClientConnectionInfo
import dorkbox.network.serialization.AeronInput
@ -28,7 +29,6 @@ import java.math.BigInteger
import java.net.InetAddress
import java.security.KeyFactory
import java.security.KeyPairGenerator
import java.security.MessageDigest
import java.security.SecureRandom
import java.security.interfaces.XECPrivateKey
import java.security.interfaces.XECPublicKey
@ -55,8 +55,7 @@ internal class CryptoManagement(val logger: KLogger,
private val keyFactory = KeyFactory.getInstance(X25519) // key size is 32 bytes (256 bits)
private val keyAgreement = KeyAgreement.getInstance("XDH")
private val aesCipher = Cipher.getInstance("AES/GCM/PKCS5Padding")
private val hash = MessageDigest.getInstance("SHA-256");
private val aesCipher = Cipher.getInstance("AES/GCM/NoPadding")
companion object {
const val curve25519 = "curve25519"
@ -178,6 +177,7 @@ internal class CryptoManagement(val logger: KLogger,
val sharedSecret = keyAgreement.generateSecret()
// Derive a key from the shared secret and both public keys
val hash = Hash.sha256
hash.reset()
hash.update(sharedSecret)
hash.update(bytesA)