jvmMain.okhttp3.internal.platform.android.Android10SocketAdapter.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 android.annotation.SuppressLint
import android.net.ssl.SSLSockets
import android.os.Build
import java.io.IOException
import java.lang.IllegalArgumentException
import javax.net.ssl.SSLSocket
import okhttp3.Protocol
import okhttp3.internal.SuppressSignatureCheck
import okhttp3.internal.platform.Platform
import okhttp3.internal.platform.Platform.Companion.isAndroid
/**
* Simple non-reflection SocketAdapter for Android Q+.
*
* These API assumptions make it unsuitable for use on earlier Android versions.
*/
@SuppressLint("NewApi")
@SuppressSignatureCheck
class Android10SocketAdapter : SocketAdapter {
override fun matchesSocket(sslSocket: SSLSocket): Boolean = SSLSockets.isSupportedSocket(sslSocket)
override fun isSupported(): Boolean = Companion.isSupported()
@SuppressLint("NewApi")
override fun getSelectedProtocol(sslSocket: SSLSocket): String? {
return try {
// SSLSocket.getApplicationProtocol returns "" if application protocols values will not
// be used. Observed if you didn't specify SSLParameters.setApplicationProtocols
when (val protocol = sslSocket.applicationProtocol) {
null, "" -> null
else -> protocol
}
} catch (e: UnsupportedOperationException) {
// https://docs.oracle.com/javase/9/docs/api/javax/net/ssl/SSLSocket.html#getApplicationProtocol--
null
}
}
@SuppressLint("NewApi")
override fun configureTlsExtensions(
sslSocket: SSLSocket,
hostname: String?,
protocols: List
) {
try {
SSLSockets.setUseSessionTickets(sslSocket, true)
val sslParameters = sslSocket.sslParameters
// Enable ALPN.
sslParameters.applicationProtocols = Platform.alpnProtocolNames(protocols).toTypedArray()
sslSocket.sslParameters = sslParameters
} catch (iae: IllegalArgumentException) {
// probably java.lang.IllegalArgumentException: Invalid input to toASCII from IDN.toASCII
throw IOException("Android internal error", iae)
}
}
@SuppressSignatureCheck
companion object {
fun buildIfSupported(): SocketAdapter? =
if (isSupported()) Android10SocketAdapter() else null
fun isSupported() = isAndroid && Build.VERSION.SDK_INT >= 29
}
}