From 7cb77f73470bb247186095a9493eab51442da752 Mon Sep 17 00:00:00 2001
From: lucaslin <lucaslin@google.com>
Date: Wed, 15 Dec 2021 15:19:32 +0800
Subject: Add constants of VpnManager events

Bug: 191413541
Test: N/A
Change-Id: I1db1419d701940ba74b59f61d510878f08e64c91
---
 core/java/android/net/VpnManager.java | 135 ++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)

diff --git a/core/java/android/net/VpnManager.java b/core/java/android/net/VpnManager.java
index 5c2855307509..319382691925 100644
--- a/core/java/android/net/VpnManager.java
+++ b/core/java/android/net/VpnManager.java
@@ -96,6 +96,141 @@ public class VpnManager {
      */
     public static final String NOTIFICATION_CHANNEL_VPN = "VPN";
 
+    /**
+     * Action sent in the intent when an error occurred.
+     *
+     * @hide
+     */
+    public static final String ACTION_VPN_MANAGER_ERROR = "android.net.action.VPN_MANAGER_ERROR";
+
+    /**
+     * An IKE protocol error. Codes are the codes from IkeProtocolException, RFC 7296.
+     *
+     * @hide
+     */
+    public static final String CATEGORY_ERROR_IKE = "android.net.category.ERROR_IKE";
+
+    /**
+     * User deactivated the VPN, either by turning it off or selecting a different VPN provider.
+     * The error code is always 0.
+     *
+     * @hide
+     */
+    public static final String CATEGORY_ERROR_USER_DEACTIVATED =
+            "android.net.category.ERROR_USER_DEACTIVATED";
+
+    /**
+     * Network error. Error codes are ERROR_CODE_NETWORK_*.
+     *
+     * @hide
+     */
+    public static final String CATEGORY_ERROR_NETWORK = "android.net.category.ERROR_NETWORK";
+
+    /**
+     * The key of the session that experienced this error, as returned by
+     * startProvisionedVpnProfileSession.
+     *
+     * @hide
+     */
+    public static final String EXTRA_SESSION_KEY = "android.net.extra.SESSION_KEY";
+
+    /**
+     * Extra for the Network object that was the underlying network at the time of the failure, or
+     * null if none.
+     *
+     * @hide
+     */
+    public static final String EXTRA_UNDERLYING_NETWORK = "android.net.extra.UNDERLYING_NETWORK";
+
+    /**
+     * The NetworkCapabilities of the underlying network.
+     *
+     * @hide
+     */
+    public static final String EXTRA_UNDERLYING_NETWORK_CAPABILITIES =
+            "android.net.extra.UNDERLYING_NETWORK_CAPABILITIES";
+
+    /**
+     * The LinkProperties of the underlying network.
+     *
+     * @hide
+     */
+    public static final String EXTRA_UNDERLYING_LINK_PROPERTIES =
+            "android.net.extra.UNDERLYING_LINK_PROPERTIES";
+
+    /**
+     * A long timestamp with SystemClock.elapsedRealtime base for when the event happened.
+     *
+     * @hide
+     */
+    public static final String EXTRA_TIMESTAMP = "android.net.extra.TIMESTAMP";
+
+    /**
+     * Extra for the error type. This is ERROR_NOT_RECOVERABLE or ERROR_RECOVERABLE.
+     *
+     * @hide
+     */
+    public static final String EXTRA_ERROR_TYPE = "android.net.extra.ERROR_TYPE";
+
+    /**
+     * Extra for the error code. The value will be 0 for CATEGORY_ERROR_USER_DEACTIVATED, one of
+     * ERROR_CODE_NETWORK_* for ERROR_CATEGORY_NETWORK or one of values defined in
+     * IkeProtocolException#ErrorType for CATEGORY_ERROR_IKE.
+     *
+     * @hide
+     */
+    public static final String EXTRA_ERROR_CODE = "android.net.extra.ERROR_CODE";
+
+    /**
+     * This error is fatal, e.g. the VPN was disabled or configuration error. The stack will not
+     * retry connection.
+     *
+     * @hide
+     */
+    public static final int ERROR_NOT_RECOVERABLE = 1;
+
+    /**
+     * The stack experienced an error but will retry with exponential backoff, e.g. network timeout.
+     *
+     * @hide
+     */
+    public static final int ERROR_RECOVERABLE = 2;
+
+    /**
+     * An error code to indicate that there was an UnknownHostException.
+     *
+     * @hide
+     */
+    public static final int ERROR_CODE_NETWORK_UNKNOWN_HOST = 0;
+
+    /**
+     * An error code to indicate that there is a SocketTimeoutException.
+     *
+     * @hide
+     */
+    public static final int ERROR_CODE_NETWORK_TIMEOUT = 1;
+
+    /**
+     * An error code to indicate that the connection is refused.
+     *
+     * @hide
+     */
+    public static final int ERROR_CODE_NETWORK_CONNECT = 2;
+
+    /**
+     * An error code to indicate the connection was reset. (e.g. SocketException)
+     *
+     * @hide
+     */
+    public static final int ERROR_CODE_NETWORK_CONNECTION_RESET = 3;
+
+    /**
+     * An error code to indicate that there is an IOException.
+     *
+     * @hide
+     */
+    public static final int ERROR_CODE_NETWORK_IO = 4;
+
     /** @hide */
     @IntDef(value = {TYPE_VPN_NONE, TYPE_VPN_SERVICE, TYPE_VPN_PLATFORM, TYPE_VPN_LEGACY,
             TYPE_VPN_OEM})
-- 
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