1 files changed, 0 insertions, 182 deletions
diff --git a/src/java/android/net/ipsec/ike/exceptions/IkeProtocolException.java b/src/java/android/net/ipsec/ike/exceptions/IkeProtocolException.java
deleted file mode 100644
index f589a267..00000000
--- a/src/java/android/net/ipsec/ike/exceptions/IkeProtocolException.java
+++ /dev/null
@@ -1,182 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * 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 android.net.ipsec.ike.exceptions;
-
-import android.annotation.IntDef;
-
-import com.android.internal.net.ipsec.ike.message.IkeNotifyPayload;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.nio.ByteBuffer;
-
-/**
- * IkeProtocolException is an abstract class that represents the common information for all IKE
- * protocol errors.
- *
- * @see <a href="https://tools.ietf.org/html/rfc7296#section-3.10.1">RFC 7296, Internet Key Exchange
- *     Protocol Version 2 (IKEv2)</a>
- */
-public abstract class IkeProtocolException extends IkeException {
-    @Retention(RetentionPolicy.SOURCE)
-    @IntDef({
-        ERROR_TYPE_UNSUPPORTED_CRITICAL_PAYLOAD,
-        ERROR_TYPE_INVALID_IKE_SPI,
-        ERROR_TYPE_INVALID_MAJOR_VERSION,
-        ERROR_TYPE_INVALID_SYNTAX,
-        ERROR_TYPE_INVALID_MESSAGE_ID,
-        ERROR_TYPE_NO_PROPOSAL_CHOSEN,
-        ERROR_TYPE_INVALID_KE_PAYLOAD,
-        ERROR_TYPE_AUTHENTICATION_FAILED,
-        ERROR_TYPE_SINGLE_PAIR_REQUIRED,
-        ERROR_TYPE_NO_ADDITIONAL_SAS,
-        ERROR_TYPE_INTERNAL_ADDRESS_FAILURE,
-        ERROR_TYPE_FAILED_CP_REQUIRED,
-        ERROR_TYPE_TS_UNACCEPTABLE,
-        ERROR_TYPE_INVALID_SELECTORS,
-        ERROR_TYPE_TEMPORARY_FAILURE,
-        ERROR_TYPE_CHILD_SA_NOT_FOUND,
-    })
-    public @interface ErrorType {}
-
-    public static final int ERROR_TYPE_UNSUPPORTED_CRITICAL_PAYLOAD = 1;
-    public static final int ERROR_TYPE_INVALID_IKE_SPI = 4;
-    public static final int ERROR_TYPE_INVALID_MAJOR_VERSION = 5;
-    public static final int ERROR_TYPE_INVALID_SYNTAX = 7;
-    public static final int ERROR_TYPE_INVALID_MESSAGE_ID = 9;
-    public static final int ERROR_TYPE_NO_PROPOSAL_CHOSEN = 14;
-    public static final int ERROR_TYPE_INVALID_KE_PAYLOAD = 17;
-    public static final int ERROR_TYPE_AUTHENTICATION_FAILED = 24;
-    public static final int ERROR_TYPE_SINGLE_PAIR_REQUIRED = 34;
-    public static final int ERROR_TYPE_NO_ADDITIONAL_SAS = 35;
-    public static final int ERROR_TYPE_INTERNAL_ADDRESS_FAILURE = 36;
-    public static final int ERROR_TYPE_FAILED_CP_REQUIRED = 37;
-    public static final int ERROR_TYPE_TS_UNACCEPTABLE = 38;
-    public static final int ERROR_TYPE_INVALID_SELECTORS = 39;
-    public static final int ERROR_TYPE_TEMPORARY_FAILURE = 43;
-    public static final int ERROR_TYPE_CHILD_SA_NOT_FOUND = 44;
-
-    public static final byte[] ERROR_DATA_NOT_INCLUDED = new byte[0];
-
-    private static final int INTEGER_BYTE_SIZE = 4;
-
-    @ErrorType private final int mErrorType;
-    private final byte[] mErrorData;
-
-    protected IkeProtocolException(@ErrorType int code) {
-        super();
-        mErrorType = code;
-        mErrorData = ERROR_DATA_NOT_INCLUDED;
-    }
-
-    protected IkeProtocolException(@ErrorType int code, String message) {
-        super(message);
-        mErrorType = code;
-        mErrorData = ERROR_DATA_NOT_INCLUDED;
-    }
-
-    protected IkeProtocolException(@ErrorType int code, Throwable cause) {
-        super(cause);
-        mErrorType = code;
-        mErrorData = ERROR_DATA_NOT_INCLUDED;
-    }
-
-    protected IkeProtocolException(@ErrorType int code, String message, Throwable cause) {
-        super(message, cause);
-        mErrorType = code;
-        mErrorData = ERROR_DATA_NOT_INCLUDED;
-    }
-
-    // Construct an instance from a notify Payload.
-    protected IkeProtocolException(@ErrorType int code, byte[] notifyData) {
-        super();
-
-        if (!isValidDataLength(notifyData.length)) {
-            throw new IllegalArgumentException(
-                    "Invalid error data for error type: "
-                            + code
-                            + " Received error data size: "
-                            + notifyData.length);
-        }
-
-        mErrorType = code;
-        mErrorData = notifyData;
-    }
-
-    protected abstract boolean isValidDataLength(int dataLen);
-
-    protected static byte[] integerToByteArray(int integer, int arraySize) {
-        if (arraySize > INTEGER_BYTE_SIZE) {
-            throw new IllegalArgumentException(
-                    "Cannot convert integer to a byte array of length: " + arraySize);
-        }
-
-        ByteBuffer dataBuffer = ByteBuffer.allocate(INTEGER_BYTE_SIZE);
-        dataBuffer.putInt(integer);
-        dataBuffer.rewind();
-
-        byte[] zeroPad = new byte[INTEGER_BYTE_SIZE - arraySize];
-        byte[] byteData = new byte[arraySize];
-        dataBuffer.get(zeroPad).get(byteData);
-
-        return byteData;
-    }
-
-    protected static int byteArrayToInteger(byte[] byteArray) {
-        if (byteArray == null || byteArray.length > INTEGER_BYTE_SIZE) {
-            throw new IllegalArgumentException("Cannot convert the byte array to integer");
-        }
-
-        ByteBuffer dataBuffer = ByteBuffer.allocate(INTEGER_BYTE_SIZE);
-        byte[] zeroPad = new byte[INTEGER_BYTE_SIZE - byteArray.length];
-        dataBuffer.put(zeroPad).put(byteArray);
-        dataBuffer.rewind();
-
-        return dataBuffer.getInt();
-    }
-
-    /**
-     * Returns the IKE standard protocol error type of this {@link IkeProtocolException} instance.
-     *
-     * @return the IKE standard protocol error type.
-     */
-    @ErrorType
-    public int getErrorType() {
-        return mErrorType;
-    }
-
-    /**
-     * Returns the included error data of this {@link IkeProtocolException} instance.
-     *
-     * <p>Note that only few error types will go with an error data. This data has different meaning
-     * with different error types. Users should first check if an error data is included before they
-     * call this method.
-     *
-     * @return the included error data in byte array.
-     */
-    public byte[] getErrorData() {
-        return mErrorData;
-    }
-
-    /**
-     * Build an IKE Notification Payload for this {@link IkeProtocolException} instance.
-     *
-     * @return the notification payload.
-     */
-    public IkeNotifyPayload buildNotifyPayload() {
-        return new IkeNotifyPayload(mErrorType, mErrorData);
-    }
-}