/*
* Copyright (C) 2006, 2012 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 com.android.internal.telephony.uicc;
import static android.Manifest.permission.READ_PHONE_STATE;
import android.app.ActivityManagerNative;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.pm.Signature;
import android.content.res.Resources;
import android.os.AsyncResult;
import android.os.Handler;
import android.os.Message;
import android.os.PowerManager;
import android.os.Registrant;
import android.os.RegistrantList;
import android.preference.PreferenceManager;
import android.telephony.Rlog;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.view.WindowManager;
import com.android.internal.telephony.CommandsInterface;
import com.android.internal.telephony.PhoneBase;
import com.android.internal.telephony.CommandsInterface.RadioState;
import com.android.internal.telephony.IccCardConstants.State;
import com.android.internal.telephony.gsm.GSMPhone;
import com.android.internal.telephony.uicc.IccCardApplicationStatus.AppType;
import com.android.internal.telephony.uicc.IccCardStatus.CardState;
import com.android.internal.telephony.uicc.IccCardStatus.PinState;
import com.android.internal.telephony.cat.CatService;
import com.android.internal.telephony.cdma.CDMALTEPhone;
import com.android.internal.telephony.cdma.CDMAPhone;
import com.android.internal.telephony.cdma.CdmaSubscriptionSourceManager;
import android.os.SystemProperties;
import com.android.internal.R;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.List;
/**
* {@hide}
*/
public class UiccCard {
protected static final String LOG_TAG = "UiccCard";
protected static final boolean DBG = true;
private static final String OPERATOR_BRAND_OVERRIDE_PREFIX = "operator_branding_";
private final Object mLock = new Object();
private CardState mCardState;
private PinState mUniversalPinState;
private int mGsmUmtsSubscriptionAppIndex;
private int mCdmaSubscriptionAppIndex;
private int mImsSubscriptionAppIndex;
private UiccCardApplication[] mUiccApplications =
new UiccCardApplication[IccCardStatus.CARD_MAX_APPS];
private Context mContext;
private CommandsInterface mCi;
private CatService mCatService;
private RadioState mLastRadioState = RadioState.RADIO_UNAVAILABLE;
private UiccCarrierPrivilegeRules mCarrierPrivilegeRules;
private RegistrantList mAbsentRegistrants = new RegistrantList();
private RegistrantList mCarrierPrivilegeRegistrants = new RegistrantList();
private static final int EVENT_CARD_REMOVED = 13;
private static final int EVENT_CARD_ADDED = 14;
private static final int EVENT_OPEN_LOGICAL_CHANNEL_DONE = 15;
private static final int EVENT_CLOSE_LOGICAL_CHANNEL_DONE = 16;
private static final int EVENT_TRANSMIT_APDU_LOGICAL_CHANNEL_DONE = 17;
private static final int EVENT_TRANSMIT_APDU_BASIC_CHANNEL_DONE = 18;
private static final int EVENT_SIM_IO_DONE = 19;
private static final int EVENT_CARRIER_PRIVILIGES_LOADED = 20;
private int mPhoneId;
public UiccCard(Context c, CommandsInterface ci, IccCardStatus ics) {
if (DBG) log("Creating");
mCardState = ics.mCardState;
update(c, ci, ics);
}
public UiccCard(Context c, CommandsInterface ci, IccCardStatus ics, int phoneId) {
mCardState = ics.mCardState;
mPhoneId = phoneId;
update(c, ci, ics);
}
protected UiccCard() {
}
public void dispose() {
synchronized (mLock) {
if (DBG) log("Disposing card");
if (mCatService != null) mCatService.dispose();
for (UiccCardApplication app : mUiccApplications) {
if (app != null) {
app.dispose();
}
}
mCatService = null;
mUiccApplications = null;
mCarrierPrivilegeRules = null;
}
}
public void update(Context c, CommandsInterface ci, IccCardStatus ics) {
synchronized (mLock) {
CardState oldState = mCardState;
mCardState = ics.mCardState;
mUniversalPinState = ics.mUniversalPinState;
mGsmUmtsSubscriptionAppIndex = ics.mGsmUmtsSubscriptionAppIndex;
mCdmaSubscriptionAppIndex = ics.mCdmaSubscriptionAppIndex;
mImsSubscriptionAppIndex = ics.mImsSubscriptionAppIndex;
mContext = c;
mCi = ci;
//update applications
if (DBG) log(ics.mApplications.length + " applications");
for ( int i = 0; i < mUiccApplications.length; i++) {
if (mUiccApplications[i] == null) {
//Create newly added Applications
if (i < ics.mApplications.length) {
mUiccApplications[i] = new UiccCardApplication(this,
ics.mApplications[i], mContext, mCi);
}
} else if (i >= ics.mApplications.length) {
//Delete removed applications
mUiccApplications[i].dispose();
mUiccApplications[i] = null;
} else {
//Update the rest
mUiccApplications[i].update(ics.mApplications[i], mContext, mCi);
}
}
createAndUpdateCatService();
// Reload the carrier privilege rules if necessary.
log("Before privilege rules: " + mCarrierPrivilegeRules + " : " + mCardState);
if (mCarrierPrivilegeRules == null && mCardState == CardState.CARDSTATE_PRESENT) {
mCarrierPrivilegeRules = new UiccCarrierPrivilegeRules(this,
mHandler.obtainMessage(EVENT_CARRIER_PRIVILIGES_LOADED));
} else if (mCarrierPrivilegeRules != null && mCardState != CardState.CARDSTATE_PRESENT) {
mCarrierPrivilegeRules = null;
}
sanitizeApplicationIndexes();
RadioState radioState = mCi.getRadioState();
if (DBG) log("update: radioState=" + radioState + " mLastRadioState="
+ mLastRadioState);
// No notifications while radio is off or we just powering up
if (radioState == RadioState.RADIO_ON && mLastRadioState == RadioState.RADIO_ON) {
if (oldState != CardState.CARDSTATE_ABSENT &&
mCardState == CardState.CARDSTATE_ABSENT) {
if (DBG) log("update: notify card removed");
mAbsentRegistrants.notifyRegistrants();
mHandler.sendMessage(mHandler.obtainMessage(EVENT_CARD_REMOVED, null));
} else if (oldState == CardState.CARDSTATE_ABSENT &&
mCardState != CardState.CARDSTATE_ABSENT) {
if (DBG) log("update: notify card added");
mHandler.sendMessage(mHandler.obtainMessage(EVENT_CARD_ADDED, null));
}
}
mLastRadioState = radioState;
}
}
protected void createAndUpdateCatService() {
if (mUiccApplications.length > 0 && mUiccApplications[0] != null) {
// Initialize or Reinitialize CatService
if (mCatService == null) {
mCatService = CatService.getInstance(mCi, mContext, this, mPhoneId);
} else {
((CatService)mCatService).update(mCi, mContext, this);
}
} else {
if (mCatService != null) {
mCatService.dispose();
}
mCatService = null;
}
}
public CatService getCatService() {
return mCatService;
}
@Override
protected void finalize() {
if (DBG) log("UiccCard finalized");
}
/**
* This function makes sure that application indexes are valid
* and resets invalid indexes. (This should never happen, but in case
* RIL misbehaves we need to manage situation gracefully)
*/
private void sanitizeApplicationIndexes() {
mGsmUmtsSubscriptionAppIndex =
checkIndex(mGsmUmtsSubscriptionAppIndex, AppType.APPTYPE_SIM, AppType.APPTYPE_USIM);
mCdmaSubscriptionAppIndex =
checkIndex(mCdmaSubscriptionAppIndex, AppType.APPTYPE_RUIM, AppType.APPTYPE_CSIM);
mImsSubscriptionAppIndex =
checkIndex(mImsSubscriptionAppIndex, AppType.APPTYPE_ISIM, null);
}
private int checkIndex(int index, AppType expectedAppType, AppType altExpectedAppType) {
if (mUiccApplications == null || index >= mUiccApplications.length) {
loge("App index " + index + " is invalid since there are no applications");
return -1;
}
if (index < 0) {
// This is normal. (i.e. no application of this type)
return -1;
}
if (mUiccApplications[index].getType() != expectedAppType &&
mUiccApplications[index].getType() != altExpectedAppType) {
loge("App index " + index + " is invalid since it's not " +
expectedAppType + " and not " + altExpectedAppType);
return -1;
}
// Seems to be valid
return index;
}
/**
* Notifies handler of any transition into State.ABSENT
*/
public void registerForAbsent(Handler h, int what, Object obj) {
synchronized (mLock) {
Registrant r = new Registrant (h, what, obj);
mAbsentRegistrants.add(r);
if (mCardState == CardState.CARDSTATE_ABSENT) {
r.notifyRegistrant();
}
}
}
public void unregisterForAbsent(Handler h) {
synchronized (mLock) {
mAbsentRegistrants.remove(h);
}
}
/**
* Notifies handler when carrier privilege rules are loaded.
*/
public void registerForCarrierPrivilegeRulesLoaded(Handler h, int what, Object obj) {
synchronized (mLock) {
Registrant r = new Registrant (h, what, obj);
mCarrierPrivilegeRegistrants.add(r);
if (areCarrierPriviligeRulesLoaded()) {
r.notifyRegistrant();
}
}
}
public void unregisterForCarrierPrivilegeRulesLoaded(Handler h) {
synchronized (mLock) {
mCarrierPrivilegeRegistrants.remove(h);
}
}
private void onIccSwap(boolean isAdded) {
boolean isHotSwapSupported = mContext.getResources().getBoolean(
com.android.internal.R.bool.config_hotswapCapable);
if (isHotSwapSupported) {
log("onIccSwap: isHotSwapSupported is true, don't prompt for rebooting");
return;
}
log("onIccSwap: isHotSwapSupported is false, prompt for rebooting");
synchronized (mLock) {
// TODO: Here we assume the device can't handle SIM hot-swap
// and has to reboot. We may want to add a property,
// e.g. REBOOT_ON_SIM_SWAP, to indicate if modem support
// hot-swap.
DialogInterface.OnClickListener listener = null;
// TODO: SimRecords is not reset while SIM ABSENT (only reset while
// Radio_off_or_not_available). Have to reset in both both
// added or removed situation.
listener = new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
synchronized (mLock) {
if (which == DialogInterface.BUTTON_POSITIVE) {
if (DBG) log("Reboot due to SIM swap");
PowerManager pm = (PowerManager) mContext
.getSystemService(Context.POWER_SERVICE);
pm.reboot("SIM is added.");
}
}
}
};
Resources r = Resources.getSystem();
String title = (isAdded) ? r.getString(R.string.sim_added_title) :
r.getString(R.string.sim_removed_title);
String message = (isAdded) ? r.getString(R.string.sim_added_message) :
r.getString(R.string.sim_removed_message);
String buttonTxt = r.getString(R.string.sim_restart_button);
AlertDialog dialog = new AlertDialog.Builder(mContext)
.setTitle(title)
.setMessage(message)
.setPositiveButton(buttonTxt, listener)
.create();
dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
dialog.show();
}
}
protected Handler mHandler = new Handler() {
@Override
public void handleMessage(Message msg){
switch (msg.what) {
case EVENT_CARD_REMOVED:
onIccSwap(false);
break;
case EVENT_CARD_ADDED:
onIccSwap(true);
break;
case EVENT_OPEN_LOGICAL_CHANNEL_DONE:
case EVENT_CLOSE_LOGICAL_CHANNEL_DONE:
case EVENT_TRANSMIT_APDU_LOGICAL_CHANNEL_DONE:
case EVENT_TRANSMIT_APDU_BASIC_CHANNEL_DONE:
case EVENT_SIM_IO_DONE:
AsyncResult ar = (AsyncResult)msg.obj;
if (ar.exception != null) {
if (DBG)
log("Error in SIM access with exception" + ar.exception);
}
AsyncResult.forMessage((Message)ar.userObj, ar.result, ar.exception);
((Message)ar.userObj).sendToTarget();
break;
case EVENT_CARRIER_PRIVILIGES_LOADED:
onCarrierPriviligesLoadedMessage();
break;
default:
loge("Unknown Event " + msg.what);
}
}
};
private void onCarrierPriviligesLoadedMessage() {
synchronized (mLock) {
mCarrierPrivilegeRegistrants.notifyRegistrants();
}
}
public boolean isApplicationOnIcc(IccCardApplicationStatus.AppType type) {
synchronized (mLock) {
for (int i = 0 ; i < mUiccApplications.length; i++) {
if (mUiccApplications[i] != null && mUiccApplications[i].getType() == type) {
return true;
}
}
return false;
}
}
public CardState getCardState() {
synchronized (mLock) {
return mCardState;
}
}
public PinState getUniversalPinState() {
synchronized (mLock) {
return mUniversalPinState;
}
}
public UiccCardApplication getApplication(int family) {
synchronized (mLock) {
int index = IccCardStatus.CARD_MAX_APPS;
switch (family) {
case UiccController.APP_FAM_3GPP:
index = mGsmUmtsSubscriptionAppIndex;
break;
case UiccController.APP_FAM_3GPP2:
index = mCdmaSubscriptionAppIndex;
break;
case UiccController.APP_FAM_IMS:
index = mImsSubscriptionAppIndex;
break;
}
if (index >= 0 && index < mUiccApplications.length) {
return mUiccApplications[index];
}
return null;
}
}
public UiccCardApplication getApplicationIndex(int index) {
synchronized (mLock) {
if (index >= 0 && index < mUiccApplications.length) {
return mUiccApplications[index];
}
return null;
}
}
/**
* Returns the SIM application of the specified type.
*
* @param type ICC application type (@see com.android.internal.telephony.PhoneConstants#APPTYPE_xxx)
* @return application corresponding to type or a null if no match found
*/
public UiccCardApplication getApplicationByType(int type) {
synchronized (mLock) {
for (int i = 0 ; i < mUiccApplications.length; i++) {
if (mUiccApplications[i] != null &&
mUiccApplications[i].getType().ordinal() == type) {
return mUiccApplications[i];
}
}
return null;
}
}
/**
* Resets the application with the input AID. Returns true if any changes were made.
*/
public boolean resetAppWithAid(String aid) {
synchronized (mLock) {
for (int i = 0; i < mUiccApplications.length; i++) {
if (mUiccApplications[i] != null && aid.equals(mUiccApplications[i].getAid())) {
// Delete removed applications
mUiccApplications[i].dispose();
mUiccApplications[i] = null;
return true;
}
}
return false;
}
}
/**
* Exposes {@link CommandsInterface.iccOpenLogicalChannel}
*/
public void iccOpenLogicalChannel(String AID, Message response) {
mCi.iccOpenLogicalChannel(AID,
mHandler.obtainMessage(EVENT_OPEN_LOGICAL_CHANNEL_DONE, response));
}
/**
* Exposes {@link CommandsInterface.iccCloseLogicalChannel}
*/
public void iccCloseLogicalChannel(int channel, Message response) {
mCi.iccCloseLogicalChannel(channel,
mHandler.obtainMessage(EVENT_CLOSE_LOGICAL_CHANNEL_DONE, response));
}
/**
* Exposes {@link CommandsInterface.iccTransmitApduLogicalChannel}
*/
public void iccTransmitApduLogicalChannel(int channel, int cla, int command,
int p1, int p2, int p3, String data, Message response) {
mCi.iccTransmitApduLogicalChannel(channel, cla, command, p1, p2, p3,
data, mHandler.obtainMessage(EVENT_TRANSMIT_APDU_LOGICAL_CHANNEL_DONE, response));
}
/**
* Exposes {@link CommandsInterface.iccTransmitApduBasicChannel}
*/
public void iccTransmitApduBasicChannel(int cla, int command,
int p1, int p2, int p3, String data, Message response) {
mCi.iccTransmitApduBasicChannel(cla, command, p1, p2, p3,
data, mHandler.obtainMessage(EVENT_TRANSMIT_APDU_BASIC_CHANNEL_DONE, response));
}
/**
* Exposes {@link CommandsInterface.iccIO}
*/
public void iccExchangeSimIO(int fileID, int command, int p1, int p2, int p3,
String pathID, Message response) {
mCi.iccIO(command, fileID, pathID, p1, p2, p3, null, null,
mHandler.obtainMessage(EVENT_SIM_IO_DONE, response));
}
/**
* Exposes {@link CommandsInterface.sendEnvelopeWithStatus}
*/
public void sendEnvelopeWithStatus(String contents, Message response) {
mCi.sendEnvelopeWithStatus(contents, response);
}
/* Returns number of applications on this card */
public int getNumApplications() {
int count = 0;
for (UiccCardApplication a : mUiccApplications) {
if (a != null) {
count++;
}
}
return count;
}
public int getPhoneId() {
return mPhoneId;
}
/**
* Returns true iff carrier priveleges rules are null (dont need to be loaded) or loaded.
*/
public boolean areCarrierPriviligeRulesLoaded() {
return mCarrierPrivilegeRules == null
|| mCarrierPrivilegeRules.areCarrierPriviligeRulesLoaded();
}
/**
* Exposes {@link UiccCarrierPrivilegeRules.getCarrierPrivilegeStatus}.
*/
public int getCarrierPrivilegeStatus(Signature signature, String packageName) {
return mCarrierPrivilegeRules == null ?
TelephonyManager.CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED :
mCarrierPrivilegeRules.getCarrierPrivilegeStatus(signature, packageName);
}
/**
* Exposes {@link UiccCarrierPrivilegeRules.getCarrierPrivilegeStatus}.
*/
public int getCarrierPrivilegeStatus(PackageManager packageManager, String packageName) {
return mCarrierPrivilegeRules == null ?
TelephonyManager.CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED :
mCarrierPrivilegeRules.getCarrierPrivilegeStatus(packageManager, packageName);
}
/**
* Exposes {@link UiccCarrierPrivilegeRules.getCarrierPrivilegeStatusForCurrentTransaction}.
*/
public int getCarrierPrivilegeStatusForCurrentTransaction(PackageManager packageManager) {
return mCarrierPrivilegeRules == null ?
TelephonyManager.CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED :
mCarrierPrivilegeRules.getCarrierPrivilegeStatusForCurrentTransaction(packageManager);
}
/**
* Exposes {@link UiccCarrierPrivilegeRules.getCarrierPackageNamesForIntent}.
*/
public List<String> getCarrierPackageNamesForIntent(
PackageManager packageManager, Intent intent) {
return mCarrierPrivilegeRules == null ? null :
mCarrierPrivilegeRules.getCarrierPackageNamesForIntent(
packageManager, intent);
}
public boolean setOperatorBrandOverride(String brand) {
log("setOperatorBrandOverride: " + brand);
log("current iccId: " + getIccId());
String iccId = getIccId();
if (TextUtils.isEmpty(iccId)) {
return false;
}
SharedPreferences.Editor spEditor =
PreferenceManager.getDefaultSharedPreferences(mContext).edit();
String key = OPERATOR_BRAND_OVERRIDE_PREFIX + iccId;
if (brand == null) {
spEditor.remove(key).commit();
} else {
spEditor.putString(key, brand).commit();
}
return true;
}
public String getOperatorBrandOverride() {
String iccId = getIccId();
if (TextUtils.isEmpty(iccId)) {
return null;
}
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(mContext);
return sp.getString(OPERATOR_BRAND_OVERRIDE_PREFIX + iccId, null);
}
public String getIccId() {
// ICCID should be same across all the apps.
for (UiccCardApplication app : mUiccApplications) {
if (app != null) {
IccRecords ir = app.getIccRecords();
if (ir != null && ir.getIccId() != null) {
return ir.getIccId();
}
}
}
return null;
}
private void log(String msg) {
Rlog.d(LOG_TAG, msg);
}
private void loge(String msg) {
Rlog.e(LOG_TAG, msg);
}
public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
pw.println("UiccCard:");
pw.println(" mCi=" + mCi);
pw.println(" mLastRadioState=" + mLastRadioState);
pw.println(" mCatService=" + mCatService);
pw.println(" mAbsentRegistrants: size=" + mAbsentRegistrants.size());
for (int i = 0; i < mAbsentRegistrants.size(); i++) {
pw.println(" mAbsentRegistrants[" + i + "]="
+ ((Registrant)mAbsentRegistrants.get(i)).getHandler());
}
for (int i = 0; i < mCarrierPrivilegeRegistrants.size(); i++) {
pw.println(" mCarrierPrivilegeRegistrants[" + i + "]="
+ ((Registrant)mCarrierPrivilegeRegistrants.get(i)).getHandler());
}
pw.println(" mCardState=" + mCardState);
pw.println(" mUniversalPinState=" + mUniversalPinState);
pw.println(" mGsmUmtsSubscriptionAppIndex=" + mGsmUmtsSubscriptionAppIndex);
pw.println(" mCdmaSubscriptionAppIndex=" + mCdmaSubscriptionAppIndex);
pw.println(" mImsSubscriptionAppIndex=" + mImsSubscriptionAppIndex);
pw.println(" mImsSubscriptionAppIndex=" + mImsSubscriptionAppIndex);
pw.println(" mUiccApplications: length=" + mUiccApplications.length);
for (int i = 0; i < mUiccApplications.length; i++) {
if (mUiccApplications[i] == null) {
pw.println(" mUiccApplications[" + i + "]=" + null);
} else {
pw.println(" mUiccApplications[" + i + "]="
+ mUiccApplications[i].getType() + " " + mUiccApplications[i]);
}
}
pw.println();
// Print details of all applications
for (UiccCardApplication app : mUiccApplications) {
if (app != null) {
app.dump(fd, pw, args);
pw.println();
}
}
// Print details of all IccRecords
for (UiccCardApplication app : mUiccApplications) {
if (app != null) {
IccRecords ir = app.getIccRecords();
if (ir != null) {
ir.dump(fd, pw, args);
pw.println();
}
}
}
// Print UiccCarrierPrivilegeRules and registrants.
if (mCarrierPrivilegeRules == null) {
pw.println(" mCarrierPrivilegeRules: null");
} else {
pw.println(" mCarrierPrivilegeRules: " + mCarrierPrivilegeRules);
mCarrierPrivilegeRules.dump(fd, pw, args);
}
pw.println(" mCarrierPrivilegeRegistrants: size=" + mCarrierPrivilegeRegistrants.size());
for (int i = 0; i < mCarrierPrivilegeRegistrants.size(); i++) {
pw.println(" mCarrierPrivilegeRegistrants[" + i + "]="
+ ((Registrant)mCarrierPrivilegeRegistrants.get(i)).getHandler());
}
pw.flush();
}
}
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