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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
commitd83a98f4ce9cfa908f5c54bbd70f03eec07e7553 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /wifi/java/android/net/wifi/SupplicantState.java
parent076357b8567458d4b6dfdcf839ef751634cd2bfb (diff)
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auto import from //depot/cupcake/@135843
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diff --git a/wifi/java/android/net/wifi/SupplicantState.java b/wifi/java/android/net/wifi/SupplicantState.java
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-/*
- * Copyright (C) 2008 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.wifi;
-
-import android.os.Parcel;
-import android.os.Parcelable;
-
-/**
- * From <code>defs.h</code> in <code>wpa_supplicant</code>.
- * <p/>
- * These enumeration values are used to indicate the current wpa_supplicant
- * state. This is more fine-grained than most users will be interested in.
- * In general, it is better to use
- * {@link android.net.NetworkInfo.State NetworkInfo.State}.
- * <p/>
- * Note, the order of these enum constants must match the numerical values of the
- * state constants in <code>defs.h</code> in <code>wpa_supplicant</code>.
- */
-public enum SupplicantState implements Parcelable {
- /**
- * This state indicates that client is not associated, but is likely to
- * start looking for an access point. This state is entered when a
- * connection is lost.
- */
- DISCONNECTED,
-
- /**
- * Inactive state (wpa_supplicant disabled).
- * <p/>
- * This state is entered if there are no enabled networks in the
- * configuration. wpa_supplicant is not trying to associate with a new
- * network and external interaction (e.g., ctrl_iface call to add or
- * enable a network) is needed to start association.
- */
- INACTIVE,
-
- /**
- * Scanning for a network.
- * <p/>
- * This state is entered when wpa_supplicant starts scanning for a
- * network.
- */
- SCANNING,
-
- /**
- * Trying to associate with a BSS/SSID.
- * <p/>
- * This state is entered when wpa_supplicant has found a suitable BSS
- * to associate with and the driver is configured to try to associate
- * with this BSS in ap_scan=1 mode. When using ap_scan=2 mode, this
- * state is entered when the driver is configured to try to associate
- * with a network using the configured SSID and security policy.
- */
- ASSOCIATING,
-
- /**
- * Association completed.
- * <p/>
- * This state is entered when the driver reports that association has
- * been successfully completed with an AP. If IEEE 802.1X is used
- * (with or without WPA/WPA2), wpa_supplicant remains in this state
- * until the IEEE 802.1X/EAPOL authentication has been completed.
- */
- ASSOCIATED,
-
- /**
- * WPA 4-Way Key Handshake in progress.
- * <p/>
- * This state is entered when WPA/WPA2 4-Way Handshake is started. In
- * case of WPA-PSK, this happens when receiving the first EAPOL-Key
- * frame after association. In case of WPA-EAP, this state is entered
- * when the IEEE 802.1X/EAPOL authentication has been completed.
- */
- FOUR_WAY_HANDSHAKE,
-
- /**
- * WPA Group Key Handshake in progress.
- * <p/>
- * This state is entered when 4-Way Key Handshake has been completed
- * (i.e., when the supplicant sends out message 4/4) and when Group
- * Key rekeying is started by the AP (i.e., when supplicant receives
- * message 1/2).
- */
- GROUP_HANDSHAKE,
-
- /**
- * All authentication completed.
- * <p/>
- * This state is entered when the full authentication process is
- * completed. In case of WPA2, this happens when the 4-Way Handshake is
- * successfully completed. With WPA, this state is entered after the
- * Group Key Handshake; with IEEE 802.1X (non-WPA) connection is
- * completed after dynamic keys are received (or if not used, after
- * the EAP authentication has been completed). With static WEP keys and
- * plaintext connections, this state is entered when an association
- * has been completed.
- * <p/>
- * This state indicates that the supplicant has completed its
- * processing for the association phase and that data connection is
- * fully configured. Note, however, that there may not be any IP
- * address associated with the connection yet. Typically, a DHCP
- * request needs to be sent at this point to obtain an address.
- */
- COMPLETED,
-
- /**
- * An Android-added state that is reported when a client issues an
- * explicit DISCONNECT command. In such a case, the supplicant is
- * not only dissociated from the current access point (as for the
- * DISCONNECTED state above), but it also does not attempt to connect
- * to any access point until a RECONNECT or REASSOCIATE command
- * is issued by the client.
- */
- DORMANT,
-
- /**
- * No connection to wpa_supplicant.
- * <p/>
- * This is an additional pseudo-state to handle the case where
- * wpa_supplicant is not running and/or we have not been able
- * to establish a connection to it.
- */
- UNINITIALIZED,
-
- /**
- * A pseudo-state that should normally never be seen.
- */
- INVALID;
-
- /**
- * Returns {@code true} if the supplicant state is valid and {@code false}
- * otherwise.
- * @param state The supplicant state
- * @return {@code true} if the supplicant state is valid and {@code false}
- * otherwise.
- */
- public static boolean isValidState(SupplicantState state) {
- return state != UNINITIALIZED && state != INVALID;
- }
-
- /** Implement the Parcelable interface {@hide} */
- public int describeContents() {
- return 0;
- }
-
- /** Implement the Parcelable interface {@hide} */
- public void writeToParcel(Parcel dest, int flags) {
- dest.writeString(name());
- }
-
- /** Implement the Parcelable interface {@hide} */
- public static final Creator<SupplicantState> CREATOR =
- new Creator<SupplicantState>() {
- public SupplicantState createFromParcel(Parcel in) {
- return SupplicantState.valueOf(in.readString());
- }
-
- public SupplicantState[] newArray(int size) {
- return new SupplicantState[size];
- }
- };
-
-}