okhttp3.internal.platform.android.BouncyCastleSocketAdapter.kt Maven / Gradle / Ivy
/*
* Copyright (C) 2019 Square, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package okhttp3.internal.platform.android
import javax.net.ssl.SSLSocket
import okhttp3.Protocol
import okhttp3.internal.platform.BouncyCastlePlatform
import okhttp3.internal.platform.Platform
import org.bouncycastle.jsse.BCSSLSocket
/**
* Simple non-reflection SocketAdapter for BouncyCastle.
*/
class BouncyCastleSocketAdapter : SocketAdapter {
override fun matchesSocket(sslSocket: SSLSocket): Boolean = sslSocket is BCSSLSocket
override fun isSupported(): Boolean = BouncyCastlePlatform.isSupported
override fun getSelectedProtocol(sslSocket: SSLSocket): String? {
val s = sslSocket as BCSSLSocket
return when (val protocol = s.applicationProtocol) {
null, "" -> null
else -> protocol
}
}
override fun configureTlsExtensions(
sslSocket: SSLSocket,
hostname: String?,
protocols: List
) {
// No TLS extensions if the socket class is custom.
if (matchesSocket(sslSocket)) {
val bcSocket = sslSocket as BCSSLSocket
val sslParameters = bcSocket.parameters
// Enable ALPN.
sslParameters.applicationProtocols = Platform.alpnProtocolNames(protocols).toTypedArray()
bcSocket.parameters = sslParameters
}
}
companion object {
val factory = object : DeferredSocketAdapter.Factory {
override fun matchesSocket(sslSocket: SSLSocket): Boolean {
return BouncyCastlePlatform.isSupported && sslSocket is BCSSLSocket
}
override fun create(sslSocket: SSLSocket): SocketAdapter = BouncyCastleSocketAdapter()
}
}
}