DevicePolicyManager.java revision 95d9ad0f79c900db9bca1745100f14d0ec9cc133
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.app.admin; 18 19import android.annotation.SdkConstant; 20import android.annotation.SdkConstant.SdkConstantType; 21import android.annotation.SystemApi; 22import android.app.Activity; 23import android.app.admin.IDevicePolicyManager; 24import android.content.AbstractRestrictionsProvider; 25import android.content.ComponentName; 26import android.content.Context; 27import android.content.Intent; 28import android.content.IntentFilter; 29import android.content.pm.ActivityInfo; 30import android.content.pm.PackageManager; 31import android.content.pm.ResolveInfo; 32import android.net.ProxyInfo; 33import android.os.Bundle; 34import android.os.Handler; 35import android.os.Process; 36import android.os.RemoteCallback; 37import android.os.RemoteException; 38import android.os.ServiceManager; 39import android.os.UserHandle; 40import android.os.UserManager; 41import android.provider.Settings; 42import android.util.Log; 43 44import com.android.org.conscrypt.TrustedCertificateStore; 45 46import org.xmlpull.v1.XmlPullParserException; 47 48import java.io.ByteArrayInputStream; 49import java.io.IOException; 50import java.net.InetSocketAddress; 51import java.net.Proxy; 52import java.security.cert.CertificateException; 53import java.security.cert.CertificateFactory; 54import java.security.cert.X509Certificate; 55import java.util.ArrayList; 56import java.util.Collections; 57import java.util.List; 58import java.util.Set; 59 60/** 61 * Public interface for managing policies enforced on a device. Most clients 62 * of this class must have published a {@link DeviceAdminReceiver} that the user 63 * has currently enabled. 64 * 65 * <div class="special reference"> 66 * <h3>Developer Guides</h3> 67 * <p>For more information about managing policies for device adminstration, read the 68 * <a href="{@docRoot}guide/topics/admin/device-admin.html">Device Administration</a> 69 * developer guide.</p> 70 * </div> 71 */ 72public class DevicePolicyManager { 73 private static String TAG = "DevicePolicyManager"; 74 75 private final Context mContext; 76 private final IDevicePolicyManager mService; 77 78 private DevicePolicyManager(Context context, Handler handler) { 79 mContext = context; 80 mService = IDevicePolicyManager.Stub.asInterface( 81 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 82 } 83 84 /** @hide */ 85 public static DevicePolicyManager create(Context context, Handler handler) { 86 DevicePolicyManager me = new DevicePolicyManager(context, handler); 87 return me.mService != null ? me : null; 88 } 89 90 /** 91 * Activity action: Starts the provisioning flow which sets up a managed profile. 92 * 93 * <p>A managed profile allows data separation for example for the usage of a 94 * device as a personal and corporate device. The user which provisioning is started from and 95 * the managed profile share a launcher. 96 * 97 * <p>This intent will typically be sent by a mobile device management application (mdm). 98 * Provisioning adds a managed profile and sets the mdm as the profile owner who has full 99 * control over the profile 100 * 101 * <p>This intent must contain the extras {@link #EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_NAME} 102 * {@link #EXTRA_PROVISIONING_DEFAULT_MANAGED_PROFILE_NAME} and {@link #EXTRA_DEVICE_ADMIN}. 103 * 104 * <p> When managed provisioning has completed, an intent of the type 105 * {@link DeviceAdminReceiver#ACTION_PROFILE_PROVISIONING_COMPLETE} is broadcasted to the 106 * managed profile. 107 * 108 * <p> If provisioning fails, the managedProfile is removed so the device returns to its 109 * previous state. 110 * 111 * <p>Input: Nothing.</p> 112 * <p>Output: Nothing</p> 113 */ 114 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 115 public static final String ACTION_PROVISION_MANAGED_PROFILE 116 = "android.app.action.ACTION_PROVISION_MANAGED_PROFILE"; 117 118 /** 119 * A String extra holding the package name of the mobile device management application that 120 * will be set as the profile owner or device owner. 121 * 122 * <p>If an application starts provisioning directly via an intent with action 123 * {@link #ACTION_PROVISION_MANAGED_PROFILE} this package has to match the package name of the 124 * application that started provisioning. The package will be set as profile owner in that case. 125 * 126 * <p>This package is set as device owner when device owner provisioning is started by an Nfc 127 * message containing an Nfc record with MIME type {@link #PROVISIONING_NFC_MIME_TYPE}. 128 */ 129 public static final String EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_NAME 130 = "android.app.extra.deviceAdminPackageName"; 131 132 /** 133 * A String extra holding the default name of the profile that is created during managed profile 134 * provisioning. 135 * 136 * <p>Use with {@link #ACTION_PROVISION_MANAGED_PROFILE} 137 */ 138 public static final String EXTRA_PROVISIONING_DEFAULT_MANAGED_PROFILE_NAME 139 = "android.app.extra.defaultManagedProfileName"; 140 141 /** 142 * A String extra that, holds the email address of the account which a managed profile is 143 * created for. Used with {@link #ACTION_PROVISION_MANAGED_PROFILE} and 144 * {@link DeviceAdminReceiver#ACTION_PROFILE_PROVISIONING_COMPLETE}. 145 * 146 * <p> If the {@link #ACTION_PROVISION_MANAGED_PROFILE} intent that starts managed provisioning 147 * contains this extra, it is forwarded in the 148 * {@link DeviceAdminReceiver#ACTION_PROFILE_PROVISIONING_COMPLETE} intent to the mobile 149 * device management application that was set as the profile owner during provisioning. 150 * It is usually used to avoid that the user has to enter their email address twice. 151 */ 152 public static final String EXTRA_PROVISIONING_EMAIL_ADDRESS 153 = "android.app.extra.ManagedProfileEmailAddress"; 154 155 /** 156 * A String extra holding the time zone {@link android.app.AlarmManager} that the device 157 * will be set to. 158 * 159 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 160 * provisioning via an Nfc bump. 161 */ 162 public static final String EXTRA_PROVISIONING_TIME_ZONE 163 = "android.app.extra.timeZone"; 164 165 /** 166 * A Long extra holding the local time {@link android.app.AlarmManager} that the device 167 * will be set to. 168 * 169 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 170 * provisioning via an Nfc bump. 171 */ 172 public static final String EXTRA_PROVISIONING_LOCAL_TIME 173 = "android.app.extra.localTime"; 174 175 /** 176 * A String extra holding the {@link java.util.Locale} that the device will be set to. 177 * Format: xx_yy, where xx is the language code, and yy the country code. 178 * 179 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 180 * provisioning via an Nfc bump. 181 */ 182 public static final String EXTRA_PROVISIONING_LOCALE 183 = "android.app.extra.locale"; 184 185 /** 186 * A String extra holding the ssid of the wifi network that should be used during nfc device 187 * owner provisioning for downloading the mobile device management application. 188 * 189 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 190 * provisioning via an Nfc bump. 191 */ 192 public static final String EXTRA_PROVISIONING_WIFI_SSID 193 = "android.app.extra.wifiSsid"; 194 195 /** 196 * A boolean extra indicating whether the wifi network in {@link #EXTRA_PROVISIONING_WIFI_SSID} 197 * is hidden or not. 198 * 199 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 200 * provisioning via an Nfc bump. 201 */ 202 public static final String EXTRA_PROVISIONING_WIFI_HIDDEN 203 = "android.app.extra.wifiHidden"; 204 205 /** 206 * A String extra indicating the security type of the wifi network in 207 * {@link #EXTRA_PROVISIONING_WIFI_SSID}. 208 * 209 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 210 * provisioning via an Nfc bump. 211 */ 212 public static final String EXTRA_PROVISIONING_WIFI_SECURITY_TYPE 213 = "android.app.extra.wifiSecurityType"; 214 215 /** 216 * A String extra holding the password of the wifi network in 217 * {@link #EXTRA_PROVISIONING_WIFI_SSID}. 218 * 219 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 220 * provisioning via an Nfc bump. 221 */ 222 public static final String EXTRA_PROVISIONING_WIFI_PASSWORD 223 = "android.app.extra.wifiPassword"; 224 225 /** 226 * A String extra holding the proxy host for the wifi network in 227 * {@link #EXTRA_PROVISIONING_WIFI_SSID}. 228 * 229 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 230 * provisioning via an Nfc bump. 231 */ 232 public static final String EXTRA_PROVISIONING_WIFI_PROXY_HOST 233 = "android.app.extra.wifiProxyHost"; 234 235 /** 236 * An int extra holding the proxy port for the wifi network in 237 * {@link #EXTRA_PROVISIONING_WIFI_SSID}. 238 * 239 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 240 * provisioning via an Nfc bump. 241 */ 242 public static final String EXTRA_PROVISIONING_WIFI_PROXY_PORT 243 = "android.app.extra.wifiProxyPort"; 244 245 /** 246 * A String extra holding the proxy bypass for the wifi network in 247 * {@link #EXTRA_PROVISIONING_WIFI_SSID}. 248 * 249 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 250 * provisioning via an Nfc bump. 251 */ 252 public static final String EXTRA_PROVISIONING_WIFI_PROXY_BYPASS 253 = "android.app.extra.wifiProxyBypassHosts"; 254 255 /** 256 * A String extra holding the proxy auto-config (PAC) URL for the wifi network in 257 * {@link #EXTRA_PROVISIONING_WIFI_SSID}. 258 * 259 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 260 * provisioning via an Nfc bump. 261 */ 262 public static final String EXTRA_PROVISIONING_WIFI_PAC_URL 263 = "android.app.extra.wifiPacUrl"; 264 265 /** 266 * A String extra holding a url that specifies the download location of the device admin 267 * package. When not provided it is assumed that the device admin package is already installed. 268 * 269 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 270 * provisioning via an Nfc bump. 271 */ 272 public static final String EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_DOWNLOAD_LOCATION 273 = "android.app.extra.deviceAdminPackageDownloadLocation"; 274 275 /** 276 * A String extra holding a http cookie header which should be used in the http request to the 277 * url specified in {@link #EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_DOWNLOAD_LOCATION}. 278 * 279 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 280 * provisioning via an Nfc bump. 281 */ 282 public static final String EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_DOWNLOAD_COOKIE_HEADER 283 = "android.app.extra.deviceAdminPackageDownloadCookieHeader"; 284 285 /** 286 * A String extra holding the SHA-1 checksum of the file at download location specified in 287 * {@link #EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_DOWNLOAD_LOCATION}. If this doesn't match 288 * the file at the download location an error will be shown to the user and the user will be 289 * asked to factory reset the device. 290 * 291 * <p>Use in an Nfc record with {@link #PROVISIONING_NFC_MIME_TYPE} that starts device owner 292 * provisioning via an Nfc bump. 293 */ 294 public static final String EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_CHECKSUM 295 = "android.app.extra.deviceAdminPackageChecksum"; 296 297 /** 298 * This MIME type is used for starting the Device Owner provisioning. 299 * 300 * <p>During device owner provisioning a device admin app is set as the owner of the device. 301 * A device owner has full control over the device. The device owner can not be modified by the 302 * user and the only way of resetting the device is if the device owner app calls a factory 303 * reset. 304 * 305 * <p> A typical use case would be a device that is owned by a company, but used by either an 306 * employee or client. 307 * 308 * <p> The Nfc message should be send to an unprovisioned device. 309 * 310 * <p>The Nfc record must contain a serialized {@link java.util.Properties} object which 311 * contains the following properties: 312 * <ul> 313 * <li>{@link #EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_NAME}</li> 314 * <li>{@link #EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_DOWNLOAD_LOCATION}</li> 315 * <li>{@link #EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_DOWNLOAD_COOKIE_HEADER}, optional</li> 316 * <li>{@link #EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_CHECKSUM}</li> 317 * <li>{@link #EXTRA_PROVISIONING_LOCAL_TIME} (convert to String), optional</li> 318 * <li>{@link #EXTRA_PROVISIONING_TIME_ZONE}, optional</li> 319 * <li>{@link #EXTRA_PROVISIONING_LOCALE}, optional</li> 320 * <li>{@link #EXTRA_PROVISIONING_WIFI_SSID}, optional</li> 321 * <li>{@link #EXTRA_PROVISIONING_WIFI_HIDDEN} (convert to String), optional</li> 322 * <li>{@link #EXTRA_PROVISIONING_WIFI_SECURITY_TYPE}, optional</li> 323 * <li>{@link #EXTRA_PROVISIONING_WIFI_PASSWORD}, optional</li> 324 * <li>{@link #EXTRA_PROVISIONING_WIFI_PROXY_HOST}, optional</li> 325 * <li>{@link #EXTRA_PROVISIONING_WIFI_PROXY_PORT} (convert to String), optional</li> 326 * <li>{@link #EXTRA_PROVISIONING_WIFI_PROXY_BYPASS}, optional</li> 327 * <li>{@link #EXTRA_PROVISIONING_WIFI_PAC_URL}, optional</li></ul> 328 * 329 * <p> When device owner provisioning has completed, an intent of the type 330 * {@link DeviceAdminReceiver#ACTION_PROFILE_PROVISIONING_COMPLETE} is broadcasted to the 331 * device owner. 332 * 333 * <p> 334 * If provisioning fails, the device is factory reset. 335 * 336 * <p>Input: Nothing.</p> 337 * <p>Output: Nothing</p> 338 */ 339 public static final String PROVISIONING_NFC_MIME_TYPE 340 = "application/com.android.managedprovisioning"; 341 342 /** 343 * Activity action: ask the user to add a new device administrator to the system. 344 * The desired policy is the ComponentName of the policy in the 345 * {@link #EXTRA_DEVICE_ADMIN} extra field. This will invoke a UI to 346 * bring the user through adding the device administrator to the system (or 347 * allowing them to reject it). 348 * 349 * <p>You can optionally include the {@link #EXTRA_ADD_EXPLANATION} 350 * field to provide the user with additional explanation (in addition 351 * to your component's description) about what is being added. 352 * 353 * <p>If your administrator is already active, this will ordinarily return immediately (without 354 * user intervention). However, if your administrator has been updated and is requesting 355 * additional uses-policy flags, the user will be presented with the new list. New policies 356 * will not be available to the updated administrator until the user has accepted the new list. 357 */ 358 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 359 public static final String ACTION_ADD_DEVICE_ADMIN 360 = "android.app.action.ADD_DEVICE_ADMIN"; 361 362 /** 363 * @hide 364 * Activity action: ask the user to add a new device administrator as the profile owner 365 * for this user. Only system privileged apps that have MANAGE_USERS and MANAGE_DEVICE_ADMINS 366 * permission can call this API. 367 * 368 * <p>The ComponentName of the profile owner admin is pass in {@link #EXTRA_DEVICE_ADMIN} extra 369 * field. This will invoke a UI to bring the user through adding the profile owner admin 370 * to remotely control restrictions on the user. 371 * 372 * <p>The intent must be invoked via {@link Activity#startActivityForResult()} to receive the 373 * result of whether or not the user approved the action. If approved, the result will 374 * be {@link Activity#RESULT_OK} and the component will be set as an active admin as well 375 * as a profile owner. 376 * 377 * <p>You can optionally include the {@link #EXTRA_ADD_EXPLANATION} 378 * field to provide the user with additional explanation (in addition 379 * to your component's description) about what is being added. 380 * 381 * <p>If there is already a profile owner active or the caller doesn't have the required 382 * permissions, the operation will return a failure result. 383 */ 384 @SystemApi 385 public static final String ACTION_SET_PROFILE_OWNER 386 = "android.app.action.SET_PROFILE_OWNER"; 387 388 /** 389 * @hide 390 * Name of the profile owner admin that controls the user. 391 */ 392 @SystemApi 393 public static final String EXTRA_PROFILE_OWNER_NAME 394 = "android.app.extra.PROFILE_OWNER_NAME"; 395 396 /** 397 * Activity action: send when any policy admin changes a policy. 398 * This is generally used to find out when a new policy is in effect. 399 * 400 * @hide 401 */ 402 public static final String ACTION_DEVICE_POLICY_MANAGER_STATE_CHANGED 403 = "android.app.action.DEVICE_POLICY_MANAGER_STATE_CHANGED"; 404 405 /** 406 * The ComponentName of the administrator component. 407 * 408 * @see #ACTION_ADD_DEVICE_ADMIN 409 */ 410 public static final String EXTRA_DEVICE_ADMIN = "android.app.extra.DEVICE_ADMIN"; 411 412 /** 413 * An optional CharSequence providing additional explanation for why the 414 * admin is being added. 415 * 416 * @see #ACTION_ADD_DEVICE_ADMIN 417 */ 418 public static final String EXTRA_ADD_EXPLANATION = "android.app.extra.ADD_EXPLANATION"; 419 420 /** 421 * Activity action: have the user enter a new password. This activity should 422 * be launched after using {@link #setPasswordQuality(ComponentName, int)}, 423 * or {@link #setPasswordMinimumLength(ComponentName, int)} to have the user 424 * enter a new password that meets the current requirements. You can use 425 * {@link #isActivePasswordSufficient()} to determine whether you need to 426 * have the user select a new password in order to meet the current 427 * constraints. Upon being resumed from this activity, you can check the new 428 * password characteristics to see if they are sufficient. 429 */ 430 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 431 public static final String ACTION_SET_NEW_PASSWORD 432 = "android.app.action.SET_NEW_PASSWORD"; 433 434 /** 435 * Flag used by {@link #addCrossProfileIntentFilter} to allow access of certain intents from a 436 * managed profile to its parent. 437 */ 438 public static int FLAG_PARENT_CAN_ACCESS_MANAGED = 0x0001; 439 440 /** 441 * Flag used by {@link #addCrossProfileIntentFilter} to allow access of certain intents from the 442 * parent to its managed profile. 443 */ 444 public static int FLAG_MANAGED_CAN_ACCESS_PARENT = 0x0002; 445 446 /** 447 * Return true if the given administrator component is currently 448 * active (enabled) in the system. 449 */ 450 public boolean isAdminActive(ComponentName who) { 451 return isAdminActiveAsUser(who, UserHandle.myUserId()); 452 } 453 454 /** 455 * @see #isAdminActive(ComponentName) 456 * @hide 457 */ 458 public boolean isAdminActiveAsUser(ComponentName who, int userId) { 459 if (mService != null) { 460 try { 461 return mService.isAdminActive(who, userId); 462 } catch (RemoteException e) { 463 Log.w(TAG, "Failed talking with device policy service", e); 464 } 465 } 466 return false; 467 } 468 469 /** 470 * Return a list of all currently active device administrator's component 471 * names. Note that if there are no administrators than null may be 472 * returned. 473 */ 474 public List<ComponentName> getActiveAdmins() { 475 return getActiveAdminsAsUser(UserHandle.myUserId()); 476 } 477 478 /** 479 * @see #getActiveAdmins() 480 * @hide 481 */ 482 public List<ComponentName> getActiveAdminsAsUser(int userId) { 483 if (mService != null) { 484 try { 485 return mService.getActiveAdmins(userId); 486 } catch (RemoteException e) { 487 Log.w(TAG, "Failed talking with device policy service", e); 488 } 489 } 490 return null; 491 } 492 493 /** 494 * Used by package administration code to determine if a package can be stopped 495 * or uninstalled. 496 * @hide 497 */ 498 public boolean packageHasActiveAdmins(String packageName) { 499 if (mService != null) { 500 try { 501 return mService.packageHasActiveAdmins(packageName, UserHandle.myUserId()); 502 } catch (RemoteException e) { 503 Log.w(TAG, "Failed talking with device policy service", e); 504 } 505 } 506 return false; 507 } 508 509 /** 510 * Remove a current administration component. This can only be called 511 * by the application that owns the administration component; if you 512 * try to remove someone else's component, a security exception will be 513 * thrown. 514 */ 515 public void removeActiveAdmin(ComponentName who) { 516 if (mService != null) { 517 try { 518 mService.removeActiveAdmin(who, UserHandle.myUserId()); 519 } catch (RemoteException e) { 520 Log.w(TAG, "Failed talking with device policy service", e); 521 } 522 } 523 } 524 525 /** 526 * Returns true if an administrator has been granted a particular device policy. This can 527 * be used to check if the administrator was activated under an earlier set of policies, 528 * but requires additional policies after an upgrade. 529 * 530 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. Must be 531 * an active administrator, or an exception will be thrown. 532 * @param usesPolicy Which uses-policy to check, as defined in {@link DeviceAdminInfo}. 533 */ 534 public boolean hasGrantedPolicy(ComponentName admin, int usesPolicy) { 535 if (mService != null) { 536 try { 537 return mService.hasGrantedPolicy(admin, usesPolicy, UserHandle.myUserId()); 538 } catch (RemoteException e) { 539 Log.w(TAG, "Failed talking with device policy service", e); 540 } 541 } 542 return false; 543 } 544 545 /** 546 * Constant for {@link #setPasswordQuality}: the policy has no requirements 547 * for the password. Note that quality constants are ordered so that higher 548 * values are more restrictive. 549 */ 550 public static final int PASSWORD_QUALITY_UNSPECIFIED = 0; 551 552 /** 553 * Constant for {@link #setPasswordQuality}: the policy allows for low-security biometric 554 * recognition technology. This implies technologies that can recognize the identity of 555 * an individual to about a 3 digit PIN (false detection is less than 1 in 1,000). 556 * Note that quality constants are ordered so that higher values are more restrictive. 557 */ 558 public static final int PASSWORD_QUALITY_BIOMETRIC_WEAK = 0x8000; 559 560 /** 561 * Constant for {@link #setPasswordQuality}: the policy requires some kind 562 * of password, but doesn't care what it is. Note that quality constants 563 * are ordered so that higher values are more restrictive. 564 */ 565 public static final int PASSWORD_QUALITY_SOMETHING = 0x10000; 566 567 /** 568 * Constant for {@link #setPasswordQuality}: the user must have entered a 569 * password containing at least numeric characters. Note that quality 570 * constants are ordered so that higher values are more restrictive. 571 */ 572 public static final int PASSWORD_QUALITY_NUMERIC = 0x20000; 573 574 /** 575 * Constant for {@link #setPasswordQuality}: the user must have entered a 576 * password containing at least numeric characters with no repeating (4444) 577 * or ordered (1234, 4321, 2468) sequences. Note that quality 578 * constants are ordered so that higher values are more restrictive. 579 */ 580 public static final int PASSWORD_QUALITY_NUMERIC_COMPLEX = 0x30000; 581 582 /** 583 * Constant for {@link #setPasswordQuality}: the user must have entered a 584 * password containing at least alphabetic (or other symbol) characters. 585 * Note that quality constants are ordered so that higher values are more 586 * restrictive. 587 */ 588 public static final int PASSWORD_QUALITY_ALPHABETIC = 0x40000; 589 590 /** 591 * Constant for {@link #setPasswordQuality}: the user must have entered a 592 * password containing at least <em>both></em> numeric <em>and</em> 593 * alphabetic (or other symbol) characters. Note that quality constants are 594 * ordered so that higher values are more restrictive. 595 */ 596 public static final int PASSWORD_QUALITY_ALPHANUMERIC = 0x50000; 597 598 /** 599 * Constant for {@link #setPasswordQuality}: the user must have entered a 600 * password containing at least a letter, a numerical digit and a special 601 * symbol, by default. With this password quality, passwords can be 602 * restricted to contain various sets of characters, like at least an 603 * uppercase letter, etc. These are specified using various methods, 604 * like {@link #setPasswordMinimumLowerCase(ComponentName, int)}. Note 605 * that quality constants are ordered so that higher values are more 606 * restrictive. 607 */ 608 public static final int PASSWORD_QUALITY_COMPLEX = 0x60000; 609 610 /** 611 * Called by an application that is administering the device to set the 612 * password restrictions it is imposing. After setting this, the user 613 * will not be able to enter a new password that is not at least as 614 * restrictive as what has been set. Note that the current password 615 * will remain until the user has set a new one, so the change does not 616 * take place immediately. To prompt the user for a new password, use 617 * {@link #ACTION_SET_NEW_PASSWORD} after setting this value. 618 * 619 * <p>Quality constants are ordered so that higher values are more restrictive; 620 * thus the highest requested quality constant (between the policy set here, 621 * the user's preference, and any other considerations) is the one that 622 * is in effect. 623 * 624 * <p>The calling device admin must have requested 625 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 626 * this method; if it has not, a security exception will be thrown. 627 * 628 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 629 * @param quality The new desired quality. One of 630 * {@link #PASSWORD_QUALITY_UNSPECIFIED}, {@link #PASSWORD_QUALITY_SOMETHING}, 631 * {@link #PASSWORD_QUALITY_NUMERIC}, {@link #PASSWORD_QUALITY_NUMERIC_COMPLEX}, 632 * {@link #PASSWORD_QUALITY_ALPHABETIC}, {@link #PASSWORD_QUALITY_ALPHANUMERIC} 633 * or {@link #PASSWORD_QUALITY_COMPLEX}. 634 */ 635 public void setPasswordQuality(ComponentName admin, int quality) { 636 if (mService != null) { 637 try { 638 mService.setPasswordQuality(admin, quality, UserHandle.myUserId()); 639 } catch (RemoteException e) { 640 Log.w(TAG, "Failed talking with device policy service", e); 641 } 642 } 643 } 644 645 /** 646 * Retrieve the current minimum password quality for all admins of this user 647 * and its profiles or a particular one. 648 * @param admin The name of the admin component to check, or null to aggregate 649 * all admins. 650 */ 651 public int getPasswordQuality(ComponentName admin) { 652 return getPasswordQuality(admin, UserHandle.myUserId()); 653 } 654 655 /** @hide per-user version */ 656 public int getPasswordQuality(ComponentName admin, int userHandle) { 657 if (mService != null) { 658 try { 659 return mService.getPasswordQuality(admin, userHandle); 660 } catch (RemoteException e) { 661 Log.w(TAG, "Failed talking with device policy service", e); 662 } 663 } 664 return PASSWORD_QUALITY_UNSPECIFIED; 665 } 666 667 /** 668 * Called by an application that is administering the device to set the 669 * minimum allowed password length. After setting this, the user 670 * will not be able to enter a new password that is not at least as 671 * restrictive as what has been set. Note that the current password 672 * will remain until the user has set a new one, so the change does not 673 * take place immediately. To prompt the user for a new password, use 674 * {@link #ACTION_SET_NEW_PASSWORD} after setting this value. This 675 * constraint is only imposed if the administrator has also requested either 676 * {@link #PASSWORD_QUALITY_NUMERIC}, {@link #PASSWORD_QUALITY_NUMERIC_COMPLEX}, 677 * {@link #PASSWORD_QUALITY_ALPHABETIC}, {@link #PASSWORD_QUALITY_ALPHANUMERIC}, 678 * or {@link #PASSWORD_QUALITY_COMPLEX} with {@link #setPasswordQuality}. 679 * 680 * <p>The calling device admin must have requested 681 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 682 * this method; if it has not, a security exception will be thrown. 683 * 684 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 685 * @param length The new desired minimum password length. A value of 0 686 * means there is no restriction. 687 */ 688 public void setPasswordMinimumLength(ComponentName admin, int length) { 689 if (mService != null) { 690 try { 691 mService.setPasswordMinimumLength(admin, length, UserHandle.myUserId()); 692 } catch (RemoteException e) { 693 Log.w(TAG, "Failed talking with device policy service", e); 694 } 695 } 696 } 697 698 /** 699 * Retrieve the current minimum password length for all admins of this 700 * user and its profiles or a particular one. 701 * @param admin The name of the admin component to check, or null to aggregate 702 * all admins. 703 */ 704 public int getPasswordMinimumLength(ComponentName admin) { 705 return getPasswordMinimumLength(admin, UserHandle.myUserId()); 706 } 707 708 /** @hide per-user version */ 709 public int getPasswordMinimumLength(ComponentName admin, int userHandle) { 710 if (mService != null) { 711 try { 712 return mService.getPasswordMinimumLength(admin, userHandle); 713 } catch (RemoteException e) { 714 Log.w(TAG, "Failed talking with device policy service", e); 715 } 716 } 717 return 0; 718 } 719 720 /** 721 * Called by an application that is administering the device to set the 722 * minimum number of upper case letters required in the password. After 723 * setting this, the user will not be able to enter a new password that is 724 * not at least as restrictive as what has been set. Note that the current 725 * password will remain until the user has set a new one, so the change does 726 * not take place immediately. To prompt the user for a new password, use 727 * {@link #ACTION_SET_NEW_PASSWORD} after setting this value. This 728 * constraint is only imposed if the administrator has also requested 729 * {@link #PASSWORD_QUALITY_COMPLEX} with {@link #setPasswordQuality}. The 730 * default value is 0. 731 * <p> 732 * The calling device admin must have requested 733 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 734 * this method; if it has not, a security exception will be thrown. 735 * 736 * @param admin Which {@link DeviceAdminReceiver} this request is associated 737 * with. 738 * @param length The new desired minimum number of upper case letters 739 * required in the password. A value of 0 means there is no 740 * restriction. 741 */ 742 public void setPasswordMinimumUpperCase(ComponentName admin, int length) { 743 if (mService != null) { 744 try { 745 mService.setPasswordMinimumUpperCase(admin, length, UserHandle.myUserId()); 746 } catch (RemoteException e) { 747 Log.w(TAG, "Failed talking with device policy service", e); 748 } 749 } 750 } 751 752 /** 753 * Retrieve the current number of upper case letters required in the 754 * password for all admins of this user and its profiles or a particular one. 755 * This is the same value as set by 756 * {#link {@link #setPasswordMinimumUpperCase(ComponentName, int)} 757 * and only applies when the password quality is 758 * {@link #PASSWORD_QUALITY_COMPLEX}. 759 * 760 * @param admin The name of the admin component to check, or null to 761 * aggregate all admins. 762 * @return The minimum number of upper case letters required in the 763 * password. 764 */ 765 public int getPasswordMinimumUpperCase(ComponentName admin) { 766 return getPasswordMinimumUpperCase(admin, UserHandle.myUserId()); 767 } 768 769 /** @hide per-user version */ 770 public int getPasswordMinimumUpperCase(ComponentName admin, int userHandle) { 771 if (mService != null) { 772 try { 773 return mService.getPasswordMinimumUpperCase(admin, userHandle); 774 } catch (RemoteException e) { 775 Log.w(TAG, "Failed talking with device policy service", e); 776 } 777 } 778 return 0; 779 } 780 781 /** 782 * Called by an application that is administering the device to set the 783 * minimum number of lower case letters required in the password. After 784 * setting this, the user will not be able to enter a new password that is 785 * not at least as restrictive as what has been set. Note that the current 786 * password will remain until the user has set a new one, so the change does 787 * not take place immediately. To prompt the user for a new password, use 788 * {@link #ACTION_SET_NEW_PASSWORD} after setting this value. This 789 * constraint is only imposed if the administrator has also requested 790 * {@link #PASSWORD_QUALITY_COMPLEX} with {@link #setPasswordQuality}. The 791 * default value is 0. 792 * <p> 793 * The calling device admin must have requested 794 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 795 * this method; if it has not, a security exception will be thrown. 796 * 797 * @param admin Which {@link DeviceAdminReceiver} this request is associated 798 * with. 799 * @param length The new desired minimum number of lower case letters 800 * required in the password. A value of 0 means there is no 801 * restriction. 802 */ 803 public void setPasswordMinimumLowerCase(ComponentName admin, int length) { 804 if (mService != null) { 805 try { 806 mService.setPasswordMinimumLowerCase(admin, length, UserHandle.myUserId()); 807 } catch (RemoteException e) { 808 Log.w(TAG, "Failed talking with device policy service", e); 809 } 810 } 811 } 812 813 /** 814 * Retrieve the current number of lower case letters required in the 815 * password for all admins of this user and its profiles or a particular one. 816 * This is the same value as set by 817 * {#link {@link #setPasswordMinimumLowerCase(ComponentName, int)} 818 * and only applies when the password quality is 819 * {@link #PASSWORD_QUALITY_COMPLEX}. 820 * 821 * @param admin The name of the admin component to check, or null to 822 * aggregate all admins. 823 * @return The minimum number of lower case letters required in the 824 * password. 825 */ 826 public int getPasswordMinimumLowerCase(ComponentName admin) { 827 return getPasswordMinimumLowerCase(admin, UserHandle.myUserId()); 828 } 829 830 /** @hide per-user version */ 831 public int getPasswordMinimumLowerCase(ComponentName admin, int userHandle) { 832 if (mService != null) { 833 try { 834 return mService.getPasswordMinimumLowerCase(admin, userHandle); 835 } catch (RemoteException e) { 836 Log.w(TAG, "Failed talking with device policy service", e); 837 } 838 } 839 return 0; 840 } 841 842 /** 843 * Called by an application that is administering the device to set the 844 * minimum number of letters required in the password. After setting this, 845 * the user will not be able to enter a new password that is not at least as 846 * restrictive as what has been set. Note that the current password will 847 * remain until the user has set a new one, so the change does not take 848 * place immediately. To prompt the user for a new password, use 849 * {@link #ACTION_SET_NEW_PASSWORD} after setting this value. This 850 * constraint is only imposed if the administrator has also requested 851 * {@link #PASSWORD_QUALITY_COMPLEX} with {@link #setPasswordQuality}. The 852 * default value is 1. 853 * <p> 854 * The calling device admin must have requested 855 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 856 * this method; if it has not, a security exception will be thrown. 857 * 858 * @param admin Which {@link DeviceAdminReceiver} this request is associated 859 * with. 860 * @param length The new desired minimum number of letters required in the 861 * password. A value of 0 means there is no restriction. 862 */ 863 public void setPasswordMinimumLetters(ComponentName admin, int length) { 864 if (mService != null) { 865 try { 866 mService.setPasswordMinimumLetters(admin, length, UserHandle.myUserId()); 867 } catch (RemoteException e) { 868 Log.w(TAG, "Failed talking with device policy service", e); 869 } 870 } 871 } 872 873 /** 874 * Retrieve the current number of letters required in the password for all 875 * admins or a particular one. This is the same value as 876 * set by {#link {@link #setPasswordMinimumLetters(ComponentName, int)} 877 * and only applies when the password quality is 878 * {@link #PASSWORD_QUALITY_COMPLEX}. 879 * 880 * @param admin The name of the admin component to check, or null to 881 * aggregate all admins. 882 * @return The minimum number of letters required in the password. 883 */ 884 public int getPasswordMinimumLetters(ComponentName admin) { 885 return getPasswordMinimumLetters(admin, UserHandle.myUserId()); 886 } 887 888 /** @hide per-user version */ 889 public int getPasswordMinimumLetters(ComponentName admin, int userHandle) { 890 if (mService != null) { 891 try { 892 return mService.getPasswordMinimumLetters(admin, userHandle); 893 } catch (RemoteException e) { 894 Log.w(TAG, "Failed talking with device policy service", e); 895 } 896 } 897 return 0; 898 } 899 900 /** 901 * Called by an application that is administering the device to set the 902 * minimum number of numerical digits required in the password. After 903 * setting this, the user will not be able to enter a new password that is 904 * not at least as restrictive as what has been set. Note that the current 905 * password will remain until the user has set a new one, so the change does 906 * not take place immediately. To prompt the user for a new password, use 907 * {@link #ACTION_SET_NEW_PASSWORD} after setting this value. This 908 * constraint is only imposed if the administrator has also requested 909 * {@link #PASSWORD_QUALITY_COMPLEX} with {@link #setPasswordQuality}. The 910 * default value is 1. 911 * <p> 912 * The calling device admin must have requested 913 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 914 * this method; if it has not, a security exception will be thrown. 915 * 916 * @param admin Which {@link DeviceAdminReceiver} this request is associated 917 * with. 918 * @param length The new desired minimum number of numerical digits required 919 * in the password. A value of 0 means there is no restriction. 920 */ 921 public void setPasswordMinimumNumeric(ComponentName admin, int length) { 922 if (mService != null) { 923 try { 924 mService.setPasswordMinimumNumeric(admin, length, UserHandle.myUserId()); 925 } catch (RemoteException e) { 926 Log.w(TAG, "Failed talking with device policy service", e); 927 } 928 } 929 } 930 931 /** 932 * Retrieve the current number of numerical digits required in the password 933 * for all admins of this user and its profiles or a particular one. 934 * This is the same value as set by 935 * {#link {@link #setPasswordMinimumNumeric(ComponentName, int)} 936 * and only applies when the password quality is 937 * {@link #PASSWORD_QUALITY_COMPLEX}. 938 * 939 * @param admin The name of the admin component to check, or null to 940 * aggregate all admins. 941 * @return The minimum number of numerical digits required in the password. 942 */ 943 public int getPasswordMinimumNumeric(ComponentName admin) { 944 return getPasswordMinimumNumeric(admin, UserHandle.myUserId()); 945 } 946 947 /** @hide per-user version */ 948 public int getPasswordMinimumNumeric(ComponentName admin, int userHandle) { 949 if (mService != null) { 950 try { 951 return mService.getPasswordMinimumNumeric(admin, userHandle); 952 } catch (RemoteException e) { 953 Log.w(TAG, "Failed talking with device policy service", e); 954 } 955 } 956 return 0; 957 } 958 959 /** 960 * Called by an application that is administering the device to set the 961 * minimum number of symbols required in the password. After setting this, 962 * the user will not be able to enter a new password that is not at least as 963 * restrictive as what has been set. Note that the current password will 964 * remain until the user has set a new one, so the change does not take 965 * place immediately. To prompt the user for a new password, use 966 * {@link #ACTION_SET_NEW_PASSWORD} after setting this value. This 967 * constraint is only imposed if the administrator has also requested 968 * {@link #PASSWORD_QUALITY_COMPLEX} with {@link #setPasswordQuality}. The 969 * default value is 1. 970 * <p> 971 * The calling device admin must have requested 972 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 973 * this method; if it has not, a security exception will be thrown. 974 * 975 * @param admin Which {@link DeviceAdminReceiver} this request is associated 976 * with. 977 * @param length The new desired minimum number of symbols required in the 978 * password. A value of 0 means there is no restriction. 979 */ 980 public void setPasswordMinimumSymbols(ComponentName admin, int length) { 981 if (mService != null) { 982 try { 983 mService.setPasswordMinimumSymbols(admin, length, UserHandle.myUserId()); 984 } catch (RemoteException e) { 985 Log.w(TAG, "Failed talking with device policy service", e); 986 } 987 } 988 } 989 990 /** 991 * Retrieve the current number of symbols required in the password for all 992 * admins or a particular one. This is the same value as 993 * set by {#link {@link #setPasswordMinimumSymbols(ComponentName, int)} 994 * and only applies when the password quality is 995 * {@link #PASSWORD_QUALITY_COMPLEX}. 996 * 997 * @param admin The name of the admin component to check, or null to 998 * aggregate all admins. 999 * @return The minimum number of symbols required in the password. 1000 */ 1001 public int getPasswordMinimumSymbols(ComponentName admin) { 1002 return getPasswordMinimumSymbols(admin, UserHandle.myUserId()); 1003 } 1004 1005 /** @hide per-user version */ 1006 public int getPasswordMinimumSymbols(ComponentName admin, int userHandle) { 1007 if (mService != null) { 1008 try { 1009 return mService.getPasswordMinimumSymbols(admin, userHandle); 1010 } catch (RemoteException e) { 1011 Log.w(TAG, "Failed talking with device policy service", e); 1012 } 1013 } 1014 return 0; 1015 } 1016 1017 /** 1018 * Called by an application that is administering the device to set the 1019 * minimum number of non-letter characters (numerical digits or symbols) 1020 * required in the password. After setting this, the user will not be able 1021 * to enter a new password that is not at least as restrictive as what has 1022 * been set. Note that the current password will remain until the user has 1023 * set a new one, so the change does not take place immediately. To prompt 1024 * the user for a new password, use {@link #ACTION_SET_NEW_PASSWORD} after 1025 * setting this value. This constraint is only imposed if the administrator 1026 * has also requested {@link #PASSWORD_QUALITY_COMPLEX} with 1027 * {@link #setPasswordQuality}. The default value is 0. 1028 * <p> 1029 * The calling device admin must have requested 1030 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 1031 * this method; if it has not, a security exception will be thrown. 1032 * 1033 * @param admin Which {@link DeviceAdminReceiver} this request is associated 1034 * with. 1035 * @param length The new desired minimum number of letters required in the 1036 * password. A value of 0 means there is no restriction. 1037 */ 1038 public void setPasswordMinimumNonLetter(ComponentName admin, int length) { 1039 if (mService != null) { 1040 try { 1041 mService.setPasswordMinimumNonLetter(admin, length, UserHandle.myUserId()); 1042 } catch (RemoteException e) { 1043 Log.w(TAG, "Failed talking with device policy service", e); 1044 } 1045 } 1046 } 1047 1048 /** 1049 * Retrieve the current number of non-letter characters required in the 1050 * password for all admins of this user and its profiles or a particular one. 1051 * This is the same value as set by 1052 * {#link {@link #setPasswordMinimumNonLetter(ComponentName, int)} 1053 * and only applies when the password quality is 1054 * {@link #PASSWORD_QUALITY_COMPLEX}. 1055 * 1056 * @param admin The name of the admin component to check, or null to 1057 * aggregate all admins. 1058 * @return The minimum number of letters required in the password. 1059 */ 1060 public int getPasswordMinimumNonLetter(ComponentName admin) { 1061 return getPasswordMinimumNonLetter(admin, UserHandle.myUserId()); 1062 } 1063 1064 /** @hide per-user version */ 1065 public int getPasswordMinimumNonLetter(ComponentName admin, int userHandle) { 1066 if (mService != null) { 1067 try { 1068 return mService.getPasswordMinimumNonLetter(admin, userHandle); 1069 } catch (RemoteException e) { 1070 Log.w(TAG, "Failed talking with device policy service", e); 1071 } 1072 } 1073 return 0; 1074 } 1075 1076 /** 1077 * Called by an application that is administering the device to set the length 1078 * of the password history. After setting this, the user will not be able to 1079 * enter a new password that is the same as any password in the history. Note 1080 * that the current password will remain until the user has set a new one, so 1081 * the change does not take place immediately. To prompt the user for a new 1082 * password, use {@link #ACTION_SET_NEW_PASSWORD} after setting this value. 1083 * This constraint is only imposed if the administrator has also requested 1084 * either {@link #PASSWORD_QUALITY_NUMERIC}, {@link #PASSWORD_QUALITY_NUMERIC_COMPLEX} 1085 * {@link #PASSWORD_QUALITY_ALPHABETIC}, or {@link #PASSWORD_QUALITY_ALPHANUMERIC} 1086 * with {@link #setPasswordQuality}. 1087 * 1088 * <p> 1089 * The calling device admin must have requested 1090 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call this 1091 * method; if it has not, a security exception will be thrown. 1092 * 1093 * @param admin Which {@link DeviceAdminReceiver} this request is associated 1094 * with. 1095 * @param length The new desired length of password history. A value of 0 1096 * means there is no restriction. 1097 */ 1098 public void setPasswordHistoryLength(ComponentName admin, int length) { 1099 if (mService != null) { 1100 try { 1101 mService.setPasswordHistoryLength(admin, length, UserHandle.myUserId()); 1102 } catch (RemoteException e) { 1103 Log.w(TAG, "Failed talking with device policy service", e); 1104 } 1105 } 1106 } 1107 1108 /** 1109 * Called by a device admin to set the password expiration timeout. Calling this method 1110 * will restart the countdown for password expiration for the given admin, as will changing 1111 * the device password (for all admins). 1112 * 1113 * <p>The provided timeout is the time delta in ms and will be added to the current time. 1114 * For example, to have the password expire 5 days from now, timeout would be 1115 * 5 * 86400 * 1000 = 432000000 ms for timeout. 1116 * 1117 * <p>To disable password expiration, a value of 0 may be used for timeout. 1118 * 1119 * <p>The calling device admin must have requested 1120 * {@link DeviceAdminInfo#USES_POLICY_EXPIRE_PASSWORD} to be able to call this 1121 * method; if it has not, a security exception will be thrown. 1122 * 1123 * <p> Note that setting the password will automatically reset the expiration time for all 1124 * active admins. Active admins do not need to explicitly call this method in that case. 1125 * 1126 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1127 * @param timeout The limit (in ms) that a password can remain in effect. A value of 0 1128 * means there is no restriction (unlimited). 1129 */ 1130 public void setPasswordExpirationTimeout(ComponentName admin, long timeout) { 1131 if (mService != null) { 1132 try { 1133 mService.setPasswordExpirationTimeout(admin, timeout, UserHandle.myUserId()); 1134 } catch (RemoteException e) { 1135 Log.w(TAG, "Failed talking with device policy service", e); 1136 } 1137 } 1138 } 1139 1140 /** 1141 * Get the password expiration timeout for the given admin. The expiration timeout is the 1142 * recurring expiration timeout provided in the call to 1143 * {@link #setPasswordExpirationTimeout(ComponentName, long)} for the given admin or the 1144 * aggregate of all policy administrators if admin is null. 1145 * 1146 * @param admin The name of the admin component to check, or null to aggregate all admins. 1147 * @return The timeout for the given admin or the minimum of all timeouts 1148 */ 1149 public long getPasswordExpirationTimeout(ComponentName admin) { 1150 if (mService != null) { 1151 try { 1152 return mService.getPasswordExpirationTimeout(admin, UserHandle.myUserId()); 1153 } catch (RemoteException e) { 1154 Log.w(TAG, "Failed talking with device policy service", e); 1155 } 1156 } 1157 return 0; 1158 } 1159 1160 /** 1161 * Get the current password expiration time for the given admin or an aggregate of 1162 * all admins of this user and its profiles if admin is null. If the password is 1163 * expired, this will return the time since the password expired as a negative number. 1164 * If admin is null, then a composite of all expiration timeouts is returned 1165 * - which will be the minimum of all timeouts. 1166 * 1167 * @param admin The name of the admin component to check, or null to aggregate all admins. 1168 * @return The password expiration time, in ms. 1169 */ 1170 public long getPasswordExpiration(ComponentName admin) { 1171 if (mService != null) { 1172 try { 1173 return mService.getPasswordExpiration(admin, UserHandle.myUserId()); 1174 } catch (RemoteException e) { 1175 Log.w(TAG, "Failed talking with device policy service", e); 1176 } 1177 } 1178 return 0; 1179 } 1180 1181 /** 1182 * Retrieve the current password history length for all admins of this 1183 * user and its profiles or a particular one. 1184 * @param admin The name of the admin component to check, or null to aggregate 1185 * all admins. 1186 * @return The length of the password history 1187 */ 1188 public int getPasswordHistoryLength(ComponentName admin) { 1189 return getPasswordHistoryLength(admin, UserHandle.myUserId()); 1190 } 1191 1192 /** @hide per-user version */ 1193 public int getPasswordHistoryLength(ComponentName admin, int userHandle) { 1194 if (mService != null) { 1195 try { 1196 return mService.getPasswordHistoryLength(admin, userHandle); 1197 } catch (RemoteException e) { 1198 Log.w(TAG, "Failed talking with device policy service", e); 1199 } 1200 } 1201 return 0; 1202 } 1203 1204 /** 1205 * Return the maximum password length that the device supports for a 1206 * particular password quality. 1207 * @param quality The quality being interrogated. 1208 * @return Returns the maximum length that the user can enter. 1209 */ 1210 public int getPasswordMaximumLength(int quality) { 1211 // Kind-of arbitrary. 1212 return 16; 1213 } 1214 1215 /** 1216 * Determine whether the current password the user has set is sufficient 1217 * to meet the policy requirements (quality, minimum length) that have been 1218 * requested by the admins of this user and its profiles. 1219 * 1220 * <p>The calling device admin must have requested 1221 * {@link DeviceAdminInfo#USES_POLICY_LIMIT_PASSWORD} to be able to call 1222 * this method; if it has not, a security exception will be thrown. 1223 * 1224 * @return Returns true if the password meets the current requirements, else false. 1225 */ 1226 public boolean isActivePasswordSufficient() { 1227 if (mService != null) { 1228 try { 1229 return mService.isActivePasswordSufficient(UserHandle.myUserId()); 1230 } catch (RemoteException e) { 1231 Log.w(TAG, "Failed talking with device policy service", e); 1232 } 1233 } 1234 return false; 1235 } 1236 1237 /** 1238 * Retrieve the number of times the user has failed at entering a 1239 * password since that last successful password entry. 1240 * 1241 * <p>The calling device admin must have requested 1242 * {@link DeviceAdminInfo#USES_POLICY_WATCH_LOGIN} to be able to call 1243 * this method; if it has not, a security exception will be thrown. 1244 */ 1245 public int getCurrentFailedPasswordAttempts() { 1246 if (mService != null) { 1247 try { 1248 return mService.getCurrentFailedPasswordAttempts(UserHandle.myUserId()); 1249 } catch (RemoteException e) { 1250 Log.w(TAG, "Failed talking with device policy service", e); 1251 } 1252 } 1253 return -1; 1254 } 1255 1256 /** 1257 * Setting this to a value greater than zero enables a built-in policy 1258 * that will perform a device wipe after too many incorrect 1259 * device-unlock passwords have been entered. This built-in policy combines 1260 * watching for failed passwords and wiping the device, and requires 1261 * that you request both {@link DeviceAdminInfo#USES_POLICY_WATCH_LOGIN} and 1262 * {@link DeviceAdminInfo#USES_POLICY_WIPE_DATA}}. 1263 * 1264 * <p>To implement any other policy (e.g. wiping data for a particular 1265 * application only, erasing or revoking credentials, or reporting the 1266 * failure to a server), you should implement 1267 * {@link DeviceAdminReceiver#onPasswordFailed(Context, android.content.Intent)} 1268 * instead. Do not use this API, because if the maximum count is reached, 1269 * the device will be wiped immediately, and your callback will not be invoked. 1270 * 1271 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1272 * @param num The number of failed password attempts at which point the 1273 * device will wipe its data. 1274 */ 1275 public void setMaximumFailedPasswordsForWipe(ComponentName admin, int num) { 1276 if (mService != null) { 1277 try { 1278 mService.setMaximumFailedPasswordsForWipe(admin, num, UserHandle.myUserId()); 1279 } catch (RemoteException e) { 1280 Log.w(TAG, "Failed talking with device policy service", e); 1281 } 1282 } 1283 } 1284 1285 /** 1286 * Retrieve the current maximum number of login attempts that are allowed 1287 * before the device wipes itself, for all admins of this user and its profiles 1288 * or a particular one. 1289 * @param admin The name of the admin component to check, or null to aggregate 1290 * all admins. 1291 */ 1292 public int getMaximumFailedPasswordsForWipe(ComponentName admin) { 1293 return getMaximumFailedPasswordsForWipe(admin, UserHandle.myUserId()); 1294 } 1295 1296 /** @hide per-user version */ 1297 public int getMaximumFailedPasswordsForWipe(ComponentName admin, int userHandle) { 1298 if (mService != null) { 1299 try { 1300 return mService.getMaximumFailedPasswordsForWipe(admin, userHandle); 1301 } catch (RemoteException e) { 1302 Log.w(TAG, "Failed talking with device policy service", e); 1303 } 1304 } 1305 return 0; 1306 } 1307 1308 /** 1309 * Flag for {@link #resetPassword}: don't allow other admins to change 1310 * the password again until the user has entered it. 1311 */ 1312 public static final int RESET_PASSWORD_REQUIRE_ENTRY = 0x0001; 1313 1314 /** 1315 * Force a new device unlock password (the password needed to access the 1316 * entire device, not for individual accounts) on the user. This takes 1317 * effect immediately. 1318 * The given password must be sufficient for the 1319 * current password quality and length constraints as returned by 1320 * {@link #getPasswordQuality(ComponentName)} and 1321 * {@link #getPasswordMinimumLength(ComponentName)}; if it does not meet 1322 * these constraints, then it will be rejected and false returned. Note 1323 * that the password may be a stronger quality (containing alphanumeric 1324 * characters when the requested quality is only numeric), in which case 1325 * the currently active quality will be increased to match. 1326 * 1327 * <p>The calling device admin must have requested 1328 * {@link DeviceAdminInfo#USES_POLICY_RESET_PASSWORD} to be able to call 1329 * this method; if it has not, a security exception will be thrown. 1330 * 1331 * Can not be called from a managed profile. 1332 * 1333 * @param password The new password for the user. 1334 * @param flags May be 0 or {@link #RESET_PASSWORD_REQUIRE_ENTRY}. 1335 * @return Returns true if the password was applied, or false if it is 1336 * not acceptable for the current constraints. 1337 */ 1338 public boolean resetPassword(String password, int flags) { 1339 if (mService != null) { 1340 try { 1341 return mService.resetPassword(password, flags, UserHandle.myUserId()); 1342 } catch (RemoteException e) { 1343 Log.w(TAG, "Failed talking with device policy service", e); 1344 } 1345 } 1346 return false; 1347 } 1348 1349 /** 1350 * Called by an application that is administering the device to set the 1351 * maximum time for user activity until the device will lock. This limits 1352 * the length that the user can set. It takes effect immediately. 1353 * 1354 * <p>The calling device admin must have requested 1355 * {@link DeviceAdminInfo#USES_POLICY_FORCE_LOCK} to be able to call 1356 * this method; if it has not, a security exception will be thrown. 1357 * 1358 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1359 * @param timeMs The new desired maximum time to lock in milliseconds. 1360 * A value of 0 means there is no restriction. 1361 */ 1362 public void setMaximumTimeToLock(ComponentName admin, long timeMs) { 1363 if (mService != null) { 1364 try { 1365 mService.setMaximumTimeToLock(admin, timeMs, UserHandle.myUserId()); 1366 } catch (RemoteException e) { 1367 Log.w(TAG, "Failed talking with device policy service", e); 1368 } 1369 } 1370 } 1371 1372 /** 1373 * Retrieve the current maximum time to unlock for all admins of this user 1374 * and its profiles or a particular one. 1375 * @param admin The name of the admin component to check, or null to aggregate 1376 * all admins. 1377 */ 1378 public long getMaximumTimeToLock(ComponentName admin) { 1379 return getMaximumTimeToLock(admin, UserHandle.myUserId()); 1380 } 1381 1382 /** @hide per-user version */ 1383 public long getMaximumTimeToLock(ComponentName admin, int userHandle) { 1384 if (mService != null) { 1385 try { 1386 return mService.getMaximumTimeToLock(admin, userHandle); 1387 } catch (RemoteException e) { 1388 Log.w(TAG, "Failed talking with device policy service", e); 1389 } 1390 } 1391 return 0; 1392 } 1393 1394 /** 1395 * Make the device lock immediately, as if the lock screen timeout has 1396 * expired at the point of this call. 1397 * 1398 * <p>The calling device admin must have requested 1399 * {@link DeviceAdminInfo#USES_POLICY_FORCE_LOCK} to be able to call 1400 * this method; if it has not, a security exception will be thrown. 1401 */ 1402 public void lockNow() { 1403 if (mService != null) { 1404 try { 1405 mService.lockNow(); 1406 } catch (RemoteException e) { 1407 Log.w(TAG, "Failed talking with device policy service", e); 1408 } 1409 } 1410 } 1411 1412 /** 1413 * Flag for {@link #wipeData(int)}: also erase the device's external 1414 * storage. 1415 */ 1416 public static final int WIPE_EXTERNAL_STORAGE = 0x0001; 1417 1418 /** 1419 * Ask the user data be wiped. This will cause the device to reboot, 1420 * erasing all user data while next booting up. External storage such 1421 * as SD cards will be also erased if the flag {@link #WIPE_EXTERNAL_STORAGE} 1422 * is set. 1423 * 1424 * <p>The calling device admin must have requested 1425 * {@link DeviceAdminInfo#USES_POLICY_WIPE_DATA} to be able to call 1426 * this method; if it has not, a security exception will be thrown. 1427 * 1428 * @param flags Bit mask of additional options: currently 0 and 1429 * {@link #WIPE_EXTERNAL_STORAGE} are supported. 1430 */ 1431 public void wipeData(int flags) { 1432 if (mService != null) { 1433 try { 1434 mService.wipeData(flags, UserHandle.myUserId()); 1435 } catch (RemoteException e) { 1436 Log.w(TAG, "Failed talking with device policy service", e); 1437 } 1438 } 1439 } 1440 1441 /** 1442 * Called by an application that is administering the device to set the 1443 * global proxy and exclusion list. 1444 * <p> 1445 * The calling device admin must have requested 1446 * {@link DeviceAdminInfo#USES_POLICY_SETS_GLOBAL_PROXY} to be able to call 1447 * this method; if it has not, a security exception will be thrown. 1448 * Only the first device admin can set the proxy. If a second admin attempts 1449 * to set the proxy, the {@link ComponentName} of the admin originally setting the 1450 * proxy will be returned. If successful in setting the proxy, null will 1451 * be returned. 1452 * The method can be called repeatedly by the device admin alrady setting the 1453 * proxy to update the proxy and exclusion list. 1454 * 1455 * @param admin Which {@link DeviceAdminReceiver} this request is associated 1456 * with. 1457 * @param proxySpec the global proxy desired. Must be an HTTP Proxy. 1458 * Pass Proxy.NO_PROXY to reset the proxy. 1459 * @param exclusionList a list of domains to be excluded from the global proxy. 1460 * @return returns null if the proxy was successfully set, or a {@link ComponentName} 1461 * of the device admin that sets thew proxy otherwise. 1462 * @hide 1463 */ 1464 public ComponentName setGlobalProxy(ComponentName admin, Proxy proxySpec, 1465 List<String> exclusionList ) { 1466 if (proxySpec == null) { 1467 throw new NullPointerException(); 1468 } 1469 if (mService != null) { 1470 try { 1471 String hostSpec; 1472 String exclSpec; 1473 if (proxySpec.equals(Proxy.NO_PROXY)) { 1474 hostSpec = null; 1475 exclSpec = null; 1476 } else { 1477 if (!proxySpec.type().equals(Proxy.Type.HTTP)) { 1478 throw new IllegalArgumentException(); 1479 } 1480 InetSocketAddress sa = (InetSocketAddress)proxySpec.address(); 1481 String hostName = sa.getHostName(); 1482 int port = sa.getPort(); 1483 StringBuilder hostBuilder = new StringBuilder(); 1484 hostSpec = hostBuilder.append(hostName) 1485 .append(":").append(Integer.toString(port)).toString(); 1486 if (exclusionList == null) { 1487 exclSpec = ""; 1488 } else { 1489 StringBuilder listBuilder = new StringBuilder(); 1490 boolean firstDomain = true; 1491 for (String exclDomain : exclusionList) { 1492 if (!firstDomain) { 1493 listBuilder = listBuilder.append(","); 1494 } else { 1495 firstDomain = false; 1496 } 1497 listBuilder = listBuilder.append(exclDomain.trim()); 1498 } 1499 exclSpec = listBuilder.toString(); 1500 } 1501 if (android.net.Proxy.validate(hostName, Integer.toString(port), exclSpec) 1502 != android.net.Proxy.PROXY_VALID) 1503 throw new IllegalArgumentException(); 1504 } 1505 return mService.setGlobalProxy(admin, hostSpec, exclSpec, UserHandle.myUserId()); 1506 } catch (RemoteException e) { 1507 Log.w(TAG, "Failed talking with device policy service", e); 1508 } 1509 } 1510 return null; 1511 } 1512 1513 /** 1514 * Set a network-independent global HTTP proxy. This is not normally what you want 1515 * for typical HTTP proxies - they are generally network dependent. However if you're 1516 * doing something unusual like general internal filtering this may be useful. On 1517 * a private network where the proxy is not accessible, you may break HTTP using this. 1518 * 1519 * <p>This method requires the caller to be the device owner. 1520 * 1521 * <p>This proxy is only a recommendation and it is possible that some apps will ignore it. 1522 * @see ProxyInfo 1523 * 1524 * @param admin Which {@link DeviceAdminReceiver} this request is associated 1525 * with. 1526 * @param proxyInfo The a {@link ProxyInfo} object defining the new global 1527 * HTTP proxy. A {@code null} value will clear the global HTTP proxy. 1528 */ 1529 public void setRecommendedGlobalProxy(ComponentName admin, ProxyInfo proxyInfo) { 1530 if (mService != null) { 1531 try { 1532 mService.setRecommendedGlobalProxy(admin, proxyInfo); 1533 } catch (RemoteException e) { 1534 Log.w(TAG, "Failed talking with device policy service", e); 1535 } 1536 } 1537 } 1538 1539 /** 1540 * Returns the component name setting the global proxy. 1541 * @return ComponentName object of the device admin that set the global proxy, or 1542 * null if no admin has set the proxy. 1543 * @hide 1544 */ 1545 public ComponentName getGlobalProxyAdmin() { 1546 if (mService != null) { 1547 try { 1548 return mService.getGlobalProxyAdmin(UserHandle.myUserId()); 1549 } catch (RemoteException e) { 1550 Log.w(TAG, "Failed talking with device policy service", e); 1551 } 1552 } 1553 return null; 1554 } 1555 1556 /** 1557 * Result code for {@link #setStorageEncryption} and {@link #getStorageEncryptionStatus}: 1558 * indicating that encryption is not supported. 1559 */ 1560 public static final int ENCRYPTION_STATUS_UNSUPPORTED = 0; 1561 1562 /** 1563 * Result code for {@link #setStorageEncryption} and {@link #getStorageEncryptionStatus}: 1564 * indicating that encryption is supported, but is not currently active. 1565 */ 1566 public static final int ENCRYPTION_STATUS_INACTIVE = 1; 1567 1568 /** 1569 * Result code for {@link #setStorageEncryption} and {@link #getStorageEncryptionStatus}: 1570 * indicating that encryption is not currently active, but is currently 1571 * being activated. This is only reported by devices that support 1572 * encryption of data and only when the storage is currently 1573 * undergoing a process of becoming encrypted. A device that must reboot and/or wipe data 1574 * to become encrypted will never return this value. 1575 */ 1576 public static final int ENCRYPTION_STATUS_ACTIVATING = 2; 1577 1578 /** 1579 * Result code for {@link #setStorageEncryption} and {@link #getStorageEncryptionStatus}: 1580 * indicating that encryption is active. 1581 */ 1582 public static final int ENCRYPTION_STATUS_ACTIVE = 3; 1583 1584 /** 1585 * Activity action: begin the process of encrypting data on the device. This activity should 1586 * be launched after using {@link #setStorageEncryption} to request encryption be activated. 1587 * After resuming from this activity, use {@link #getStorageEncryption} 1588 * to check encryption status. However, on some devices this activity may never return, as 1589 * it may trigger a reboot and in some cases a complete data wipe of the device. 1590 */ 1591 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 1592 public static final String ACTION_START_ENCRYPTION 1593 = "android.app.action.START_ENCRYPTION"; 1594 1595 /** 1596 * Widgets are enabled in keyguard 1597 */ 1598 public static final int KEYGUARD_DISABLE_FEATURES_NONE = 0; 1599 1600 /** 1601 * Disable all keyguard widgets. Has no effect. 1602 */ 1603 public static final int KEYGUARD_DISABLE_WIDGETS_ALL = 1 << 0; 1604 1605 /** 1606 * Disable the camera on secure keyguard screens (e.g. PIN/Pattern/Password) 1607 */ 1608 public static final int KEYGUARD_DISABLE_SECURE_CAMERA = 1 << 1; 1609 1610 /** 1611 * Disable showing all notifications on secure keyguard screens (e.g. PIN/Pattern/Password) 1612 */ 1613 public static final int KEYGUARD_DISABLE_SECURE_NOTIFICATIONS = 1 << 2; 1614 1615 /** 1616 * Only allow redacted notifications on secure keyguard screens (e.g. PIN/Pattern/Password) 1617 */ 1618 public static final int KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS = 1 << 3; 1619 1620 /** 1621 * Ignore trust agent state on secure keyguard screens 1622 * (e.g. PIN/Pattern/Password). 1623 */ 1624 public static final int KEYGUARD_DISABLE_TRUST_AGENTS = 1 << 4; 1625 1626 /** 1627 * Disable fingerprint sensor on keyguard secure screens (e.g. PIN/Pattern/Password). 1628 */ 1629 public static final int KEYGUARD_DISABLE_FINGERPRINT = 1 << 5; 1630 1631 /** 1632 * Disable all current and future keyguard customizations. 1633 */ 1634 public static final int KEYGUARD_DISABLE_FEATURES_ALL = 0x7fffffff; 1635 1636 /** 1637 * Called by an application that is administering the device to 1638 * request that the storage system be encrypted. 1639 * 1640 * <p>When multiple device administrators attempt to control device 1641 * encryption, the most secure, supported setting will always be 1642 * used. If any device administrator requests device encryption, 1643 * it will be enabled; Conversely, if a device administrator 1644 * attempts to disable device encryption while another 1645 * device administrator has enabled it, the call to disable will 1646 * fail (most commonly returning {@link #ENCRYPTION_STATUS_ACTIVE}). 1647 * 1648 * <p>This policy controls encryption of the secure (application data) storage area. Data 1649 * written to other storage areas may or may not be encrypted, and this policy does not require 1650 * or control the encryption of any other storage areas. 1651 * There is one exception: If {@link android.os.Environment#isExternalStorageEmulated()} is 1652 * {@code true}, then the directory returned by 1653 * {@link android.os.Environment#getExternalStorageDirectory()} must be written to disk 1654 * within the encrypted storage area. 1655 * 1656 * <p>Important Note: On some devices, it is possible to encrypt storage without requiring 1657 * the user to create a device PIN or Password. In this case, the storage is encrypted, but 1658 * the encryption key may not be fully secured. For maximum security, the administrator should 1659 * also require (and check for) a pattern, PIN, or password. 1660 * 1661 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1662 * @param encrypt true to request encryption, false to release any previous request 1663 * @return the new request status (for all active admins) - will be one of 1664 * {@link #ENCRYPTION_STATUS_UNSUPPORTED}, {@link #ENCRYPTION_STATUS_INACTIVE}, or 1665 * {@link #ENCRYPTION_STATUS_ACTIVE}. This is the value of the requests; Use 1666 * {@link #getStorageEncryptionStatus()} to query the actual device state. 1667 */ 1668 public int setStorageEncryption(ComponentName admin, boolean encrypt) { 1669 if (mService != null) { 1670 try { 1671 return mService.setStorageEncryption(admin, encrypt, UserHandle.myUserId()); 1672 } catch (RemoteException e) { 1673 Log.w(TAG, "Failed talking with device policy service", e); 1674 } 1675 } 1676 return ENCRYPTION_STATUS_UNSUPPORTED; 1677 } 1678 1679 /** 1680 * Called by an application that is administering the device to 1681 * determine the requested setting for secure storage. 1682 * 1683 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. If null, 1684 * this will return the requested encryption setting as an aggregate of all active 1685 * administrators. 1686 * @return true if the admin(s) are requesting encryption, false if not. 1687 */ 1688 public boolean getStorageEncryption(ComponentName admin) { 1689 if (mService != null) { 1690 try { 1691 return mService.getStorageEncryption(admin, UserHandle.myUserId()); 1692 } catch (RemoteException e) { 1693 Log.w(TAG, "Failed talking with device policy service", e); 1694 } 1695 } 1696 return false; 1697 } 1698 1699 /** 1700 * Called by an application that is administering the device to 1701 * determine the current encryption status of the device. 1702 * 1703 * Depending on the returned status code, the caller may proceed in different 1704 * ways. If the result is {@link #ENCRYPTION_STATUS_UNSUPPORTED}, the 1705 * storage system does not support encryption. If the 1706 * result is {@link #ENCRYPTION_STATUS_INACTIVE}, use {@link 1707 * #ACTION_START_ENCRYPTION} to begin the process of encrypting or decrypting the 1708 * storage. If the result is {@link #ENCRYPTION_STATUS_ACTIVATING} or 1709 * {@link #ENCRYPTION_STATUS_ACTIVE}, no further action is required. 1710 * 1711 * @return current status of encryption. The value will be one of 1712 * {@link #ENCRYPTION_STATUS_UNSUPPORTED}, {@link #ENCRYPTION_STATUS_INACTIVE}, 1713 * {@link #ENCRYPTION_STATUS_ACTIVATING}, or{@link #ENCRYPTION_STATUS_ACTIVE}. 1714 */ 1715 public int getStorageEncryptionStatus() { 1716 return getStorageEncryptionStatus(UserHandle.myUserId()); 1717 } 1718 1719 /** @hide per-user version */ 1720 public int getStorageEncryptionStatus(int userHandle) { 1721 if (mService != null) { 1722 try { 1723 return mService.getStorageEncryptionStatus(userHandle); 1724 } catch (RemoteException e) { 1725 Log.w(TAG, "Failed talking with device policy service", e); 1726 } 1727 } 1728 return ENCRYPTION_STATUS_UNSUPPORTED; 1729 } 1730 1731 /** 1732 * Installs the given certificate as a user CA. 1733 * 1734 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1735 * @param certBuffer encoded form of the certificate to install. 1736 * 1737 * @return false if the certBuffer cannot be parsed or installation is 1738 * interrupted, true otherwise. 1739 */ 1740 public boolean installCaCert(ComponentName admin, byte[] certBuffer) { 1741 if (mService != null) { 1742 try { 1743 return mService.installCaCert(admin, certBuffer); 1744 } catch (RemoteException e) { 1745 Log.w(TAG, "Failed talking with device policy service", e); 1746 } 1747 } 1748 return false; 1749 } 1750 1751 /** 1752 * Uninstalls the given certificate from trusted user CAs, if present. 1753 * 1754 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1755 * @param certBuffer encoded form of the certificate to remove. 1756 */ 1757 public void uninstallCaCert(ComponentName admin, byte[] certBuffer) { 1758 if (mService != null) { 1759 try { 1760 final String alias = getCaCertAlias(certBuffer); 1761 mService.uninstallCaCert(admin, alias); 1762 } catch (CertificateException e) { 1763 Log.w(TAG, "Unable to parse certificate", e); 1764 } catch (RemoteException e) { 1765 Log.w(TAG, "Failed talking with device policy service", e); 1766 } 1767 } 1768 } 1769 1770 /** 1771 * Returns all CA certificates that are currently trusted, excluding system CA certificates. 1772 * If a user has installed any certificates by other means than device policy these will be 1773 * included too. 1774 * 1775 * @return a List of byte[] arrays, each encoding one user CA certificate. 1776 */ 1777 public List<byte[]> getInstalledCaCerts() { 1778 final TrustedCertificateStore certStore = new TrustedCertificateStore(); 1779 List<byte[]> certs = new ArrayList<byte[]>(); 1780 for (String alias : certStore.userAliases()) { 1781 try { 1782 certs.add(certStore.getCertificate(alias).getEncoded()); 1783 } catch (CertificateException ce) { 1784 Log.w(TAG, "Could not encode certificate: " + alias, ce); 1785 } 1786 } 1787 return certs; 1788 } 1789 1790 /** 1791 * Uninstalls all custom trusted CA certificates from the profile. Certificates installed by 1792 * means other than device policy will also be removed, except for system CA certificates. 1793 * 1794 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1795 */ 1796 public void uninstallAllUserCaCerts(ComponentName admin) { 1797 if (mService != null) { 1798 for (String alias : new TrustedCertificateStore().userAliases()) { 1799 try { 1800 mService.uninstallCaCert(admin, alias); 1801 } catch (RemoteException re) { 1802 Log.w(TAG, "Failed talking with device policy service", re); 1803 } 1804 } 1805 } 1806 } 1807 1808 /** 1809 * Returns whether this certificate is installed as a trusted CA. 1810 * 1811 * @param certBuffer encoded form of the certificate to look up. 1812 */ 1813 public boolean hasCaCertInstalled(byte[] certBuffer) { 1814 try { 1815 return getCaCertAlias(certBuffer) != null; 1816 } catch (CertificateException ce) { 1817 Log.w(TAG, "Could not parse certificate", ce); 1818 } 1819 return false; 1820 } 1821 1822 /** 1823 * Returns the alias of a given CA certificate in the certificate store, or null if it 1824 * doesn't exist. 1825 */ 1826 private static String getCaCertAlias(byte[] certBuffer) throws CertificateException { 1827 final CertificateFactory certFactory = CertificateFactory.getInstance("X.509"); 1828 final X509Certificate cert = (X509Certificate) certFactory.generateCertificate( 1829 new ByteArrayInputStream(certBuffer)); 1830 return new TrustedCertificateStore().getCertificateAlias(cert); 1831 } 1832 1833 /** 1834 * Called by an application that is administering the device to disable all cameras 1835 * on the device. After setting this, no applications will be able to access any cameras 1836 * on the device. 1837 * 1838 * <p>The calling device admin must have requested 1839 * {@link DeviceAdminInfo#USES_POLICY_DISABLE_CAMERA} to be able to call 1840 * this method; if it has not, a security exception will be thrown. 1841 * 1842 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1843 * @param disabled Whether or not the camera should be disabled. 1844 */ 1845 public void setCameraDisabled(ComponentName admin, boolean disabled) { 1846 if (mService != null) { 1847 try { 1848 mService.setCameraDisabled(admin, disabled, UserHandle.myUserId()); 1849 } catch (RemoteException e) { 1850 Log.w(TAG, "Failed talking with device policy service", e); 1851 } 1852 } 1853 } 1854 1855 /** 1856 * Determine whether or not the device's cameras have been disabled either by the current 1857 * admin, if specified, or all admins. 1858 * @param admin The name of the admin component to check, or null to check if any admins 1859 * have disabled the camera 1860 */ 1861 public boolean getCameraDisabled(ComponentName admin) { 1862 return getCameraDisabled(admin, UserHandle.myUserId()); 1863 } 1864 1865 /** @hide per-user version */ 1866 public boolean getCameraDisabled(ComponentName admin, int userHandle) { 1867 if (mService != null) { 1868 try { 1869 return mService.getCameraDisabled(admin, userHandle); 1870 } catch (RemoteException e) { 1871 Log.w(TAG, "Failed talking with device policy service", e); 1872 } 1873 } 1874 return false; 1875 } 1876 1877 /** 1878 * Called by a device/profile owner to set whether the screen capture is disabled. 1879 * 1880 * <p>The calling device admin must be a device or profile owner. If it is not, a 1881 * security exception will be thrown. 1882 * 1883 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1884 */ 1885 public void setScreenCaptureDisabled(ComponentName admin, boolean disabled) { 1886 if (mService != null) { 1887 try { 1888 mService.setScreenCaptureDisabled(admin, UserHandle.myUserId(), disabled); 1889 } catch (RemoteException e) { 1890 Log.w(TAG, "Failed talking with device policy service", e); 1891 } 1892 } 1893 } 1894 1895 /** 1896 * Determine whether or not screen capture has been disabled by the current 1897 * admin, if specified, or all admins. 1898 * @param admin The name of the admin component to check, or null to check if any admins 1899 * have disabled screen capture. 1900 */ 1901 public boolean getScreenCaptureDisabled(ComponentName admin) { 1902 return getScreenCaptureDisabled(admin, UserHandle.myUserId()); 1903 } 1904 1905 /** @hide per-user version */ 1906 public boolean getScreenCaptureDisabled(ComponentName admin, int userHandle) { 1907 if (mService != null) { 1908 try { 1909 return mService.getScreenCaptureDisabled(admin, userHandle); 1910 } catch (RemoteException e) { 1911 Log.w(TAG, "Failed talking with device policy service", e); 1912 } 1913 } 1914 return false; 1915 } 1916 1917 /** 1918 * Called by an application that is administering the device to disable keyguard customizations, 1919 * such as widgets. After setting this, keyguard features will be disabled according to the 1920 * provided feature list. 1921 * 1922 * <p>The calling device admin must have requested 1923 * {@link DeviceAdminInfo#USES_POLICY_DISABLE_KEYGUARD_FEATURES} to be able to call 1924 * this method; if it has not, a security exception will be thrown. 1925 * 1926 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 1927 * @param which {@link #KEYGUARD_DISABLE_FEATURES_NONE} (default), 1928 * {@link #KEYGUARD_DISABLE_WIDGETS_ALL}, {@link #KEYGUARD_DISABLE_SECURE_CAMERA}, 1929 * {@link #KEYGUARD_DISABLE_SECURE_NOTIFICATIONS}, {@link #KEYGUARD_DISABLE_TRUST_AGENTS}, 1930 * {@link #KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS}, {@link #KEYGUARD_DISABLE_FEATURES_ALL} 1931 */ 1932 public void setKeyguardDisabledFeatures(ComponentName admin, int which) { 1933 if (mService != null) { 1934 try { 1935 mService.setKeyguardDisabledFeatures(admin, which, UserHandle.myUserId()); 1936 } catch (RemoteException e) { 1937 Log.w(TAG, "Failed talking with device policy service", e); 1938 } 1939 } 1940 } 1941 1942 /** 1943 * Determine whether or not features have been disabled in keyguard either by the current 1944 * admin, if specified, or all admins. 1945 * @param admin The name of the admin component to check, or null to check if any admins 1946 * have disabled features in keyguard. 1947 * @return bitfield of flags. See {@link #setKeyguardDisabledFeatures(ComponentName, int)} 1948 * for a list. 1949 */ 1950 public int getKeyguardDisabledFeatures(ComponentName admin) { 1951 return getKeyguardDisabledFeatures(admin, UserHandle.myUserId()); 1952 } 1953 1954 /** @hide per-user version */ 1955 public int getKeyguardDisabledFeatures(ComponentName admin, int userHandle) { 1956 if (mService != null) { 1957 try { 1958 return mService.getKeyguardDisabledFeatures(admin, userHandle); 1959 } catch (RemoteException e) { 1960 Log.w(TAG, "Failed talking with device policy service", e); 1961 } 1962 } 1963 return KEYGUARD_DISABLE_FEATURES_NONE; 1964 } 1965 1966 /** 1967 * @hide 1968 */ 1969 public void setActiveAdmin(ComponentName policyReceiver, boolean refreshing, int userHandle) { 1970 if (mService != null) { 1971 try { 1972 mService.setActiveAdmin(policyReceiver, refreshing, userHandle); 1973 } catch (RemoteException e) { 1974 Log.w(TAG, "Failed talking with device policy service", e); 1975 } 1976 } 1977 } 1978 1979 /** 1980 * @hide 1981 */ 1982 public void setActiveAdmin(ComponentName policyReceiver, boolean refreshing) { 1983 setActiveAdmin(policyReceiver, refreshing, UserHandle.myUserId()); 1984 } 1985 1986 /** 1987 * Returns the DeviceAdminInfo as defined by the administrator's package info & meta-data 1988 * @hide 1989 */ 1990 public DeviceAdminInfo getAdminInfo(ComponentName cn) { 1991 ActivityInfo ai; 1992 try { 1993 ai = mContext.getPackageManager().getReceiverInfo(cn, 1994 PackageManager.GET_META_DATA); 1995 } catch (PackageManager.NameNotFoundException e) { 1996 Log.w(TAG, "Unable to retrieve device policy " + cn, e); 1997 return null; 1998 } 1999 2000 ResolveInfo ri = new ResolveInfo(); 2001 ri.activityInfo = ai; 2002 2003 try { 2004 return new DeviceAdminInfo(mContext, ri); 2005 } catch (XmlPullParserException e) { 2006 Log.w(TAG, "Unable to parse device policy " + cn, e); 2007 return null; 2008 } catch (IOException e) { 2009 Log.w(TAG, "Unable to parse device policy " + cn, e); 2010 return null; 2011 } 2012 } 2013 2014 /** 2015 * @hide 2016 */ 2017 public void getRemoveWarning(ComponentName admin, RemoteCallback result) { 2018 if (mService != null) { 2019 try { 2020 mService.getRemoveWarning(admin, result, UserHandle.myUserId()); 2021 } catch (RemoteException e) { 2022 Log.w(TAG, "Failed talking with device policy service", e); 2023 } 2024 } 2025 } 2026 2027 /** 2028 * @hide 2029 */ 2030 public void setActivePasswordState(int quality, int length, int letters, int uppercase, 2031 int lowercase, int numbers, int symbols, int nonletter, int userHandle) { 2032 if (mService != null) { 2033 try { 2034 mService.setActivePasswordState(quality, length, letters, uppercase, lowercase, 2035 numbers, symbols, nonletter, userHandle); 2036 } catch (RemoteException e) { 2037 Log.w(TAG, "Failed talking with device policy service", e); 2038 } 2039 } 2040 } 2041 2042 /** 2043 * @hide 2044 */ 2045 public void reportFailedPasswordAttempt(int userHandle) { 2046 if (mService != null) { 2047 try { 2048 mService.reportFailedPasswordAttempt(userHandle); 2049 } catch (RemoteException e) { 2050 Log.w(TAG, "Failed talking with device policy service", e); 2051 } 2052 } 2053 } 2054 2055 /** 2056 * @hide 2057 */ 2058 public void reportSuccessfulPasswordAttempt(int userHandle) { 2059 if (mService != null) { 2060 try { 2061 mService.reportSuccessfulPasswordAttempt(userHandle); 2062 } catch (RemoteException e) { 2063 Log.w(TAG, "Failed talking with device policy service", e); 2064 } 2065 } 2066 } 2067 2068 /** 2069 * @hide 2070 * Sets the given package as the device owner. The package must already be installed and there 2071 * shouldn't be an existing device owner registered, for this call to succeed. Also, this 2072 * method must be called before the device is provisioned. 2073 * @param packageName the package name of the application to be registered as the device owner. 2074 * @return whether the package was successfully registered as the device owner. 2075 * @throws IllegalArgumentException if the package name is null or invalid 2076 * @throws IllegalStateException if a device owner is already registered or the device has 2077 * already been provisioned. 2078 */ 2079 public boolean setDeviceOwner(String packageName) throws IllegalArgumentException, 2080 IllegalStateException { 2081 return setDeviceOwner(packageName, null); 2082 } 2083 2084 /** 2085 * @hide 2086 * Sets the given package as the device owner. The package must already be installed and there 2087 * shouldn't be an existing device owner registered, for this call to succeed. Also, this 2088 * method must be called before the device is provisioned. 2089 * @param packageName the package name of the application to be registered as the device owner. 2090 * @param ownerName the human readable name of the institution that owns this device. 2091 * @return whether the package was successfully registered as the device owner. 2092 * @throws IllegalArgumentException if the package name is null or invalid 2093 * @throws IllegalStateException if a device owner is already registered or the device has 2094 * already been provisioned. 2095 */ 2096 public boolean setDeviceOwner(String packageName, String ownerName) 2097 throws IllegalArgumentException, IllegalStateException { 2098 if (mService != null) { 2099 try { 2100 return mService.setDeviceOwner(packageName, ownerName); 2101 } catch (RemoteException re) { 2102 Log.w(TAG, "Failed to set device owner"); 2103 } 2104 } 2105 return false; 2106 } 2107 2108 /** 2109 * Used to determine if a particular package has been registered as a Device Owner app. 2110 * A device owner app is a special device admin that cannot be deactivated by the user, once 2111 * activated as a device admin. It also cannot be uninstalled. To check if a particular 2112 * package is currently registered as the device owner app, pass in the package name from 2113 * {@link Context#getPackageName()} to this method.<p/>This is useful for device 2114 * admin apps that want to check if they are also registered as the device owner app. The 2115 * exact mechanism by which a device admin app is registered as a device owner app is defined by 2116 * the setup process. 2117 * @param packageName the package name of the app, to compare with the registered device owner 2118 * app, if any. 2119 * @return whether or not the package is registered as the device owner app. 2120 */ 2121 public boolean isDeviceOwnerApp(String packageName) { 2122 if (mService != null) { 2123 try { 2124 return mService.isDeviceOwner(packageName); 2125 } catch (RemoteException re) { 2126 Log.w(TAG, "Failed to check device owner"); 2127 } 2128 } 2129 return false; 2130 } 2131 2132 /** 2133 * @hide 2134 * Redirect to isDeviceOwnerApp. 2135 */ 2136 public boolean isDeviceOwner(String packageName) { 2137 return isDeviceOwnerApp(packageName); 2138 } 2139 2140 /** 2141 * Clears the current device owner. The caller must be the device owner. 2142 * 2143 * This function should be used cautiously as once it is called it cannot 2144 * be undone. The device owner can only be set as a part of device setup 2145 * before setup completes. 2146 * 2147 * @param packageName The package name of the device owner. 2148 */ 2149 public void clearDeviceOwnerApp(String packageName) { 2150 if (mService != null) { 2151 try { 2152 mService.clearDeviceOwner(packageName); 2153 } catch (RemoteException re) { 2154 Log.w(TAG, "Failed to clear device owner"); 2155 } 2156 } 2157 } 2158 2159 /** @hide */ 2160 public String getDeviceOwner() { 2161 if (mService != null) { 2162 try { 2163 return mService.getDeviceOwner(); 2164 } catch (RemoteException re) { 2165 Log.w(TAG, "Failed to get device owner"); 2166 } 2167 } 2168 return null; 2169 } 2170 2171 /** @hide */ 2172 public String getDeviceOwnerName() { 2173 if (mService != null) { 2174 try { 2175 return mService.getDeviceOwnerName(); 2176 } catch (RemoteException re) { 2177 Log.w(TAG, "Failed to get device owner"); 2178 } 2179 } 2180 return null; 2181 } 2182 2183 /** 2184 * @hide 2185 * @deprecated Use #ACTION_SET_PROFILE_OWNER 2186 * Sets the given component as an active admin and registers the package as the profile 2187 * owner for this user. The package must already be installed and there shouldn't be 2188 * an existing profile owner registered for this user. Also, this method must be called 2189 * before the user setup has been completed. 2190 * <p> 2191 * This method can only be called by system apps that hold MANAGE_USERS permission and 2192 * MANAGE_DEVICE_ADMINS permission. 2193 * @param admin The component to register as an active admin and profile owner. 2194 * @param ownerName The user-visible name of the entity that is managing this user. 2195 * @return whether the admin was successfully registered as the profile owner. 2196 * @throws IllegalArgumentException if packageName is null, the package isn't installed, or 2197 * the user has already been set up. 2198 */ 2199 @SystemApi 2200 public boolean setActiveProfileOwner(ComponentName admin, String ownerName) 2201 throws IllegalArgumentException { 2202 if (mService != null) { 2203 try { 2204 final int myUserId = UserHandle.myUserId(); 2205 mService.setActiveAdmin(admin, false, myUserId); 2206 return mService.setProfileOwner(admin, ownerName, myUserId); 2207 } catch (RemoteException re) { 2208 Log.w(TAG, "Failed to set profile owner " + re); 2209 throw new IllegalArgumentException("Couldn't set profile owner.", re); 2210 } 2211 } 2212 return false; 2213 } 2214 2215 /** 2216 * @hide 2217 * Clears the active profile owner and removes all user restrictions. The caller must 2218 * be from the same package as the active profile owner for this user, otherwise a 2219 * SecurityException will be thrown. 2220 * 2221 * @param admin The component to remove as the profile owner. 2222 * @return 2223 */ 2224 @SystemApi 2225 public void clearProfileOwner(ComponentName admin) { 2226 if (mService != null) { 2227 try { 2228 mService.clearProfileOwner(admin); 2229 } catch (RemoteException re) { 2230 Log.w(TAG, "Failed to clear profile owner " + admin + re); 2231 } 2232 } 2233 } 2234 2235 /** 2236 * @hide 2237 * Checks if the user was already setup. 2238 */ 2239 public boolean hasUserSetupCompleted() { 2240 if (mService != null) { 2241 try { 2242 return mService.hasUserSetupCompleted(); 2243 } catch (RemoteException re) { 2244 Log.w(TAG, "Failed to check if user setup has completed"); 2245 } 2246 } 2247 return true; 2248 } 2249 2250 /** 2251 * @deprecated Use setProfileOwner(ComponentName ...) 2252 * @hide 2253 * Sets the given package as the profile owner of the given user profile. The package must 2254 * already be installed and there shouldn't be an existing profile owner registered for this 2255 * user. Also, this method must be called before the user has been used for the first time. 2256 * @param packageName the package name of the application to be registered as profile owner. 2257 * @param ownerName the human readable name of the organisation associated with this DPM. 2258 * @param userHandle the userId to set the profile owner for. 2259 * @return whether the package was successfully registered as the profile owner. 2260 * @throws IllegalArgumentException if packageName is null, the package isn't installed, or 2261 * the user has already been set up. 2262 */ 2263 public boolean setProfileOwner(String packageName, String ownerName, int userHandle) 2264 throws IllegalArgumentException { 2265 if (packageName == null) { 2266 throw new NullPointerException("packageName cannot be null"); 2267 } 2268 return setProfileOwner(new ComponentName(packageName, ""), ownerName, userHandle); 2269 } 2270 2271 /** 2272 * @hide 2273 * Sets the given component as the profile owner of the given user profile. The package must 2274 * already be installed and there shouldn't be an existing profile owner registered for this 2275 * user. Only the system can call this API if the user has already completed setup. 2276 * @param admin the component name to be registered as profile owner. 2277 * @param ownerName the human readable name of the organisation associated with this DPM. 2278 * @param userHandle the userId to set the profile owner for. 2279 * @return whether the component was successfully registered as the profile owner. 2280 * @throws IllegalArgumentException if admin is null, the package isn't installed, or 2281 * the user has already been set up. 2282 */ 2283 public boolean setProfileOwner(ComponentName admin, String ownerName, int userHandle) 2284 throws IllegalArgumentException { 2285 if (admin == null) { 2286 throw new NullPointerException("admin cannot be null"); 2287 } 2288 if (mService != null) { 2289 try { 2290 if (ownerName == null) { 2291 ownerName = ""; 2292 } 2293 return mService.setProfileOwner(admin, ownerName, userHandle); 2294 } catch (RemoteException re) { 2295 Log.w(TAG, "Failed to set profile owner", re); 2296 throw new IllegalArgumentException("Couldn't set profile owner.", re); 2297 } 2298 } 2299 return false; 2300 } 2301 2302 /** 2303 * Sets the enabled state of the profile. A profile should be enabled only once it is ready to 2304 * be used. Only the profile owner can call this. 2305 * 2306 * @see #isProfileOwnerApp 2307 * 2308 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2309 */ 2310 public void setProfileEnabled(ComponentName admin) { 2311 if (mService != null) { 2312 try { 2313 mService.setProfileEnabled(admin); 2314 } catch (RemoteException e) { 2315 Log.w(TAG, "Failed talking with device policy service", e); 2316 } 2317 } 2318 } 2319 2320 /** 2321 * Sets the name of the Managed profile. In the device owner case it sets the name of the user 2322 * which it is called from. Only the profile owner or device owner can call this. If this is 2323 * never called by the profile or device owner, the name will be set to default values. 2324 * 2325 * @see #isProfileOwnerApp 2326 * @see #isDeviceOwnerApp 2327 * 2328 * @param profileName The name of the profile. 2329 */ 2330 public void setProfileName(ComponentName who, String profileName) { 2331 if (mService != null) { 2332 try { 2333 mService.setProfileName(who, profileName); 2334 } catch (RemoteException e) { 2335 Log.w(TAG, "Failed talking with device policy service", e); 2336 } 2337 } 2338} 2339 2340 /** 2341 * Used to determine if a particular package is registered as the Profile Owner for the 2342 * current user. A profile owner is a special device admin that has additional privileges 2343 * within the managed profile. 2344 * 2345 * @param packageName The package name of the app to compare with the registered profile owner. 2346 * @return Whether or not the package is registered as the profile owner. 2347 */ 2348 public boolean isProfileOwnerApp(String packageName) { 2349 if (mService != null) { 2350 try { 2351 ComponentName profileOwner = mService.getProfileOwner( 2352 Process.myUserHandle().getIdentifier()); 2353 return profileOwner != null 2354 && profileOwner.getPackageName().equals(packageName); 2355 } catch (RemoteException re) { 2356 Log.w(TAG, "Failed to check profile owner"); 2357 } 2358 } 2359 return false; 2360 } 2361 2362 /** 2363 * @hide 2364 * @return the packageName of the owner of the given user profile or null if no profile 2365 * owner has been set for that user. 2366 * @throws IllegalArgumentException if the userId is invalid. 2367 */ 2368 public ComponentName getProfileOwner() throws IllegalArgumentException { 2369 return getProfileOwnerAsUser(Process.myUserHandle().getIdentifier()); 2370 } 2371 2372 /** 2373 * @see #getProfileOwner() 2374 * @hide 2375 */ 2376 public ComponentName getProfileOwnerAsUser(final int userId) throws IllegalArgumentException { 2377 if (mService != null) { 2378 try { 2379 return mService.getProfileOwner(userId); 2380 } catch (RemoteException re) { 2381 Log.w(TAG, "Failed to get profile owner"); 2382 throw new IllegalArgumentException( 2383 "Requested profile owner for invalid userId", re); 2384 } 2385 } 2386 return null; 2387 } 2388 2389 /** 2390 * @hide 2391 * @return the human readable name of the organisation associated with this DPM or null if 2392 * one is not set. 2393 * @throws IllegalArgumentException if the userId is invalid. 2394 */ 2395 public String getProfileOwnerName() throws IllegalArgumentException { 2396 if (mService != null) { 2397 try { 2398 return mService.getProfileOwnerName(Process.myUserHandle().getIdentifier()); 2399 } catch (RemoteException re) { 2400 Log.w(TAG, "Failed to get profile owner"); 2401 throw new IllegalArgumentException( 2402 "Requested profile owner for invalid userId", re); 2403 } 2404 } 2405 return null; 2406 } 2407 2408 /** 2409 * Called by a profile owner or device owner to add a default intent handler activity for 2410 * intents that match a certain intent filter. This activity will remain the default intent 2411 * handler even if the set of potential event handlers for the intent filter changes and if 2412 * the intent preferences are reset. 2413 * 2414 * <p>The default disambiguation mechanism takes over if the activity is not installed 2415 * (anymore). When the activity is (re)installed, it is automatically reset as default 2416 * intent handler for the filter. 2417 * 2418 * <p>The calling device admin must be a profile owner or device owner. If it is not, a 2419 * security exception will be thrown. 2420 * 2421 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2422 * @param filter The IntentFilter for which a default handler is added. 2423 * @param activity The Activity that is added as default intent handler. 2424 */ 2425 public void addPersistentPreferredActivity(ComponentName admin, IntentFilter filter, 2426 ComponentName activity) { 2427 if (mService != null) { 2428 try { 2429 mService.addPersistentPreferredActivity(admin, filter, activity); 2430 } catch (RemoteException e) { 2431 Log.w(TAG, "Failed talking with device policy service", e); 2432 } 2433 } 2434 } 2435 2436 /** 2437 * Called by a profile owner or device owner to remove all persistent intent handler preferences 2438 * associated with the given package that were set by {@link #addPersistentPreferredActivity}. 2439 * 2440 * <p>The calling device admin must be a profile owner. If it is not, a security 2441 * exception will be thrown. 2442 * 2443 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2444 * @param packageName The name of the package for which preferences are removed. 2445 */ 2446 public void clearPackagePersistentPreferredActivities(ComponentName admin, 2447 String packageName) { 2448 if (mService != null) { 2449 try { 2450 mService.clearPackagePersistentPreferredActivities(admin, packageName); 2451 } catch (RemoteException e) { 2452 Log.w(TAG, "Failed talking with device policy service", e); 2453 } 2454 } 2455 } 2456 2457 /** 2458 * Called by a profile or device owner to set the application restrictions for a given target 2459 * application running in the managed profile. 2460 * 2461 * <p>The provided {@link Bundle} consists of key-value pairs, where the types of values may be 2462 * boolean, int, String, or String[]. The recommended format for keys 2463 * is "com.example.packagename/example-setting" to avoid naming conflicts with library 2464 * components such as {@link android.webkit.WebView}. 2465 * 2466 * <p>The application restrictions are only made visible to the target application and the 2467 * profile or device owner. 2468 * 2469 * <p>The calling device admin must be a profile or device owner; if it is not, a security 2470 * exception will be thrown. 2471 * 2472 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2473 * @param packageName The name of the package to update restricted settings for. 2474 * @param settings A {@link Bundle} to be parsed by the receiving application, conveying a new 2475 * set of active restrictions. 2476 */ 2477 public void setApplicationRestrictions(ComponentName admin, String packageName, 2478 Bundle settings) { 2479 if (mService != null) { 2480 try { 2481 mService.setApplicationRestrictions(admin, packageName, settings); 2482 } catch (RemoteException e) { 2483 Log.w(TAG, "Failed talking with device policy service", e); 2484 } 2485 } 2486 } 2487 2488 /** 2489 * Sets a list of features to enable for a TrustAgent component. This is meant to be 2490 * used in conjunction with {@link #KEYGUARD_DISABLE_TRUST_AGENTS}, which will disable all 2491 * trust agents but those with features enabled by this function call. 2492 * 2493 * <p>The calling device admin must have requested 2494 * {@link DeviceAdminInfo#USES_POLICY_DISABLE_KEYGUARD_FEATURES} to be able to call 2495 * this method; if it has not, a security exception will be thrown. 2496 * 2497 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2498 * @param agent Which component to enable features for. 2499 * @param features List of features to enable. Consult specific TrustAgent documentation for 2500 * the feature list. 2501 */ 2502 public void setTrustAgentFeaturesEnabled(ComponentName admin, ComponentName agent, 2503 List<String> features) { 2504 if (mService != null) { 2505 try { 2506 mService.setTrustAgentFeaturesEnabled(admin, agent, features, UserHandle.myUserId()); 2507 } catch (RemoteException e) { 2508 Log.w(TAG, "Failed talking with device policy service", e); 2509 } 2510 } 2511 } 2512 2513 /** 2514 * Gets list of enabled features for the given TrustAgent component. If admin is 2515 * null, this will return the intersection of all features enabled for the given agent by all 2516 * admins. 2517 * 2518 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2519 * @param agent Which component to get enabled features for. 2520 * @return List of enabled features. 2521 */ 2522 public List<String> getTrustAgentFeaturesEnabled(ComponentName admin, ComponentName agent) { 2523 if (mService != null) { 2524 try { 2525 return mService.getTrustAgentFeaturesEnabled(admin, agent, UserHandle.myUserId()); 2526 } catch (RemoteException e) { 2527 Log.w(TAG, "Failed talking with device policy service", e); 2528 } 2529 } 2530 return new ArrayList<String>(); // empty list 2531 } 2532 2533 /** 2534 * Called by a profile owner to set whether caller-Id information from the managed 2535 * profile will be shown for incoming calls. 2536 * 2537 * <p>The calling device admin must be a profile owner. If it is not, a 2538 * security exception will be thrown. 2539 * 2540 * @param who Which {@link DeviceAdminReceiver} this request is associated with. 2541 * @param disabled If true caller-Id information in the managed profile is not displayed. 2542 */ 2543 public void setCrossProfileCallerIdDisabled(ComponentName who, boolean disabled) { 2544 if (mService != null) { 2545 try { 2546 mService.setCrossProfileCallerIdDisabled(who, disabled); 2547 } catch (RemoteException e) { 2548 Log.w(TAG, "Failed talking with device policy service", e); 2549 } 2550 } 2551 } 2552 2553 /** 2554 * Determine whether or not caller-Id information has been disabled. 2555 * 2556 * <p>The calling device admin must be a profile owner. If it is not, a 2557 * security exception will be thrown. 2558 * 2559 * @param who Which {@link DeviceAdminReceiver} this request is associated with. 2560 */ 2561 public boolean getCrossProfileCallerIdDisabled(ComponentName who) { 2562 if (mService != null) { 2563 try { 2564 return mService.getCrossProfileCallerIdDisabled(who); 2565 } catch (RemoteException e) { 2566 Log.w(TAG, "Failed talking with device policy service", e); 2567 } 2568 } 2569 return false; 2570 } 2571 2572 /** 2573 * Determine whether or not caller-Id information has been disabled. 2574 * 2575 * @param userHandle The user for whom to check the caller-id permission 2576 * @hide 2577 */ 2578 public boolean getCrossProfileCallerIdDisabled(UserHandle userHandle) { 2579 if (mService != null) { 2580 try { 2581 return mService.getCrossProfileCallerIdDisabledForUser(userHandle.getIdentifier()); 2582 } catch (RemoteException e) { 2583 Log.w(TAG, "Failed talking with device policy service", e); 2584 } 2585 } 2586 return false; 2587 } 2588 2589 /** 2590 * Called by the profile owner so that some intents sent in the managed profile can also be 2591 * resolved in the parent, or vice versa. 2592 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2593 * @param filter The {@link IntentFilter} the intent has to match to be also resolved in the 2594 * other profile 2595 * @param flags {@link DevicePolicyManager#FLAG_MANAGED_CAN_ACCESS_PARENT} and 2596 * {@link DevicePolicyManager#FLAG_PARENT_CAN_ACCESS_MANAGED} are supported. 2597 */ 2598 public void addCrossProfileIntentFilter(ComponentName admin, IntentFilter filter, int flags) { 2599 if (mService != null) { 2600 try { 2601 mService.addCrossProfileIntentFilter(admin, filter, flags); 2602 } catch (RemoteException e) { 2603 Log.w(TAG, "Failed talking with device policy service", e); 2604 } 2605 } 2606 } 2607 2608 /** 2609 * Called by a profile owner to remove the cross-profile intent filters that go from the 2610 * managed profile to the parent, or from the parent to the managed profile. 2611 * Only removes those that have been set by the profile owner. 2612 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2613 */ 2614 public void clearCrossProfileIntentFilters(ComponentName admin) { 2615 if (mService != null) { 2616 try { 2617 mService.clearCrossProfileIntentFilters(admin); 2618 } catch (RemoteException e) { 2619 Log.w(TAG, "Failed talking with device policy service", e); 2620 } 2621 } 2622 } 2623 2624 /** 2625 * Called by a device owner to create a user with the specified name. The UserHandle returned 2626 * by this method should not be persisted as user handles are recycled as users are removed and 2627 * created. If you need to persist an identifier for this user, use 2628 * {@link UserManager#getSerialNumberForUser}. 2629 * 2630 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2631 * @param name the user's name 2632 * @see UserHandle 2633 * @return the UserHandle object for the created user, or null if the user could not be created. 2634 */ 2635 public UserHandle createUser(ComponentName admin, String name) { 2636 try { 2637 return mService.createUser(admin, name); 2638 } catch (RemoteException re) { 2639 Log.w(TAG, "Could not create a user", re); 2640 } 2641 return null; 2642 } 2643 2644 /** 2645 * Called by a device owner to create a user with the specified name. The UserHandle returned 2646 * by this method should not be persisted as user handles are recycled as users are removed and 2647 * created. If you need to persist an identifier for this user, use 2648 * {@link UserManager#getSerialNumberForUser}. The new user will be started in the background 2649 * immediately. 2650 * 2651 * <p> profileOwnerComponent is the {@link DeviceAdminReceiver} to be the profile owner as well 2652 * as registered as an active admin on the new user. The profile owner package will be 2653 * installed on the new user if it already is installed on the device. 2654 * 2655 * <p>If the optionalInitializeData is not null, then the extras will be passed to the 2656 * profileOwnerComponent when onEnable is called. 2657 * 2658 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2659 * @param name the user's name 2660 * @param ownerName the human readable name of the organisation associated with this DPM. 2661 * @param profileOwnerComponent The {@link DeviceAdminReceiver} that will be an active admin on 2662 * the user. 2663 * @param adminExtras Extras that will be passed to onEnable of the admin receiver 2664 * on the new user. 2665 * @see UserHandle 2666 * @return the UserHandle object for the created user, or null if the user could not be created. 2667 */ 2668 public UserHandle createAndInitializeUser(ComponentName admin, String name, String ownerName, 2669 ComponentName profileOwnerComponent, Bundle adminExtras) { 2670 try { 2671 return mService.createAndInitializeUser(admin, name, ownerName, profileOwnerComponent, 2672 adminExtras); 2673 } catch (RemoteException re) { 2674 Log.w(TAG, "Could not create a user", re); 2675 } 2676 return null; 2677 } 2678 2679 /** 2680 * Called by a device owner to remove a user and all associated data. The primary user can 2681 * not be removed. 2682 * 2683 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2684 * @param userHandle the user to remove. 2685 * @return {@code true} if the user was removed, {@code false} otherwise. 2686 */ 2687 public boolean removeUser(ComponentName admin, UserHandle userHandle) { 2688 try { 2689 return mService.removeUser(admin, userHandle); 2690 } catch (RemoteException re) { 2691 Log.w(TAG, "Could not remove user ", re); 2692 return false; 2693 } 2694 } 2695 2696 /** 2697 * Called by a device owner to switch the specified user to the foreground. 2698 * 2699 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2700 * @param userHandle the user to switch to; null will switch to primary. 2701 * @return {@code true} if the switch was successful, {@code false} otherwise. 2702 * 2703 * @see Intent#ACTION_USER_FOREGROUND 2704 */ 2705 public boolean switchUser(ComponentName admin, UserHandle userHandle) { 2706 try { 2707 return mService.switchUser(admin, userHandle); 2708 } catch (RemoteException re) { 2709 Log.w(TAG, "Could not switch user ", re); 2710 return false; 2711 } 2712 } 2713 2714 /** 2715 * Called by a profile or device owner to get the application restrictions for a given target 2716 * application running in the managed profile. 2717 * 2718 * <p>The calling device admin must be a profile or device owner; if it is not, a security 2719 * exception will be thrown. 2720 * 2721 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2722 * @param packageName The name of the package to fetch restricted settings of. 2723 * @return {@link Bundle} of settings corresponding to what was set last time 2724 * {@link DevicePolicyManager#setApplicationRestrictions} was called, or an empty {@link Bundle} 2725 * if no restrictions have been set. 2726 */ 2727 public Bundle getApplicationRestrictions(ComponentName admin, String packageName) { 2728 if (mService != null) { 2729 try { 2730 return mService.getApplicationRestrictions(admin, packageName); 2731 } catch (RemoteException e) { 2732 Log.w(TAG, "Failed talking with device policy service", e); 2733 } 2734 } 2735 return null; 2736 } 2737 2738 /** 2739 * Called by a profile or device owner to set a user restriction specified 2740 * by the key. 2741 * <p> 2742 * The calling device admin must be a profile or device owner; if it is not, 2743 * a security exception will be thrown. 2744 * 2745 * @param admin Which {@link DeviceAdminReceiver} this request is associated 2746 * with. 2747 * @param key The key of the restriction. See the constants in 2748 * {@link android.os.UserManager} for the list of keys. 2749 */ 2750 public void addUserRestriction(ComponentName admin, String key) { 2751 if (mService != null) { 2752 try { 2753 mService.setUserRestriction(admin, key, true); 2754 } catch (RemoteException e) { 2755 Log.w(TAG, "Failed talking with device policy service", e); 2756 } 2757 } 2758 } 2759 2760 /** 2761 * Called by a profile or device owner to clear a user restriction specified 2762 * by the key. 2763 * <p> 2764 * The calling device admin must be a profile or device owner; if it is not, 2765 * a security exception will be thrown. 2766 * 2767 * @param admin Which {@link DeviceAdminReceiver} this request is associated 2768 * with. 2769 * @param key The key of the restriction. See the constants in 2770 * {@link android.os.UserManager} for the list of keys. 2771 */ 2772 public void clearUserRestriction(ComponentName admin, String key) { 2773 if (mService != null) { 2774 try { 2775 mService.setUserRestriction(admin, key, false); 2776 } catch (RemoteException e) { 2777 Log.w(TAG, "Failed talking with device policy service", e); 2778 } 2779 } 2780 } 2781 2782 /** 2783 * Called by device or profile owner to hide or unhide packages. When a package is hidden it 2784 * is unavailable for use, but the data and actual package file remain. 2785 * 2786 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2787 * @param packageName The name of the package to hide or unhide. 2788 * @param hidden {@code true} if the package should be hidden, {@code false} if it should be 2789 * unhidden. 2790 * @return boolean Whether the hidden setting of the package was successfully updated. 2791 */ 2792 public boolean setApplicationHidden(ComponentName admin, String packageName, 2793 boolean hidden) { 2794 if (mService != null) { 2795 try { 2796 return mService.setApplicationHidden(admin, packageName, hidden); 2797 } catch (RemoteException e) { 2798 Log.w(TAG, "Failed talking with device policy service", e); 2799 } 2800 } 2801 return false; 2802 } 2803 2804 /** 2805 * Called by profile or device owner to hide or unhide currently installed packages. This 2806 * should only be called by a profile or device owner running within a managed profile. 2807 * 2808 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2809 * @param intent An intent matching the app(s) to be updated. All apps that resolve for this 2810 * intent will be updated in the current profile. 2811 * @param hidden {@code true} if the packages should be hidden, {@code false} if they should 2812 * be unhidden. 2813 * @return int The number of activities that matched the intent and were updated. 2814 */ 2815 public int setApplicationsHidden(ComponentName admin, Intent intent, boolean hidden) { 2816 if (mService != null) { 2817 try { 2818 return mService.setApplicationsHidden(admin, intent, hidden); 2819 } catch (RemoteException e) { 2820 Log.w(TAG, "Failed talking with device policy service", e); 2821 } 2822 } 2823 return 0; 2824 } 2825 2826 /** 2827 * Called by device or profile owner to determine if a package is hidden. 2828 * 2829 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2830 * @param packageName The name of the package to retrieve the hidden status of. 2831 * @return boolean {@code true} if the package is hidden, {@code false} otherwise. 2832 */ 2833 public boolean isApplicationHidden(ComponentName admin, String packageName) { 2834 if (mService != null) { 2835 try { 2836 return mService.isApplicationHidden(admin, packageName); 2837 } catch (RemoteException e) { 2838 Log.w(TAG, "Failed talking with device policy service", e); 2839 } 2840 } 2841 return false; 2842 } 2843 2844 /** 2845 * Called by profile or device owner to re-enable a system app that was disabled by default 2846 * when the managed profile was created. This can only be called from a profile or device 2847 * owner running within a managed profile. 2848 * 2849 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2850 * @param packageName The package to be re-enabled in the current profile. 2851 */ 2852 public void enableSystemApp(ComponentName admin, String packageName) { 2853 if (mService != null) { 2854 try { 2855 mService.enableSystemApp(admin, packageName); 2856 } catch (RemoteException e) { 2857 Log.w(TAG, "Failed to install package: " + packageName); 2858 } 2859 } 2860 } 2861 2862 /** 2863 * Called by profile or device owner to re-enable system apps by intent that were disabled 2864 * by default when the managed profile was created. This can only be called from a profile 2865 * or device owner running within a managed profile. 2866 * 2867 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2868 * @param intent An intent matching the app(s) to be installed. All apps that resolve for this 2869 * intent will be re-enabled in the current profile. 2870 * @return int The number of activities that matched the intent and were installed. 2871 */ 2872 public int enableSystemApp(ComponentName admin, Intent intent) { 2873 if (mService != null) { 2874 try { 2875 return mService.enableSystemAppWithIntent(admin, intent); 2876 } catch (RemoteException e) { 2877 Log.w(TAG, "Failed to install packages matching filter: " + intent); 2878 } 2879 } 2880 return 0; 2881 } 2882 2883 /** 2884 * Called by a profile owner to disable account management for a specific type of account. 2885 * 2886 * <p>The calling device admin must be a profile owner. If it is not, a 2887 * security exception will be thrown. 2888 * 2889 * <p>When account management is disabled for an account type, adding or removing an account 2890 * of that type will not be possible. 2891 * 2892 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2893 * @param accountType For which account management is disabled or enabled. 2894 * @param disabled The boolean indicating that account management will be disabled (true) or 2895 * enabled (false). 2896 */ 2897 public void setAccountManagementDisabled(ComponentName admin, String accountType, 2898 boolean disabled) { 2899 if (mService != null) { 2900 try { 2901 mService.setAccountManagementDisabled(admin, accountType, disabled); 2902 } catch (RemoteException e) { 2903 Log.w(TAG, "Failed talking with device policy service", e); 2904 } 2905 } 2906 } 2907 2908 /** 2909 * Gets the array of accounts for which account management is disabled by the profile owner. 2910 * 2911 * <p> Account management can be disabled/enabled by calling 2912 * {@link #setAccountManagementDisabled}. 2913 * 2914 * @return a list of account types for which account management has been disabled. 2915 * 2916 * @see #setAccountManagementDisabled 2917 */ 2918 public String[] getAccountTypesWithManagementDisabled() { 2919 return getAccountTypesWithManagementDisabledAsUser(UserHandle.myUserId()); 2920 } 2921 2922 /** 2923 * @see #getAccountTypesWithManagementDisabled() 2924 * @hide 2925 */ 2926 public String[] getAccountTypesWithManagementDisabledAsUser(int userId) { 2927 if (mService != null) { 2928 try { 2929 return mService.getAccountTypesWithManagementDisabledAsUser(userId); 2930 } catch (RemoteException e) { 2931 Log.w(TAG, "Failed talking with device policy service", e); 2932 } 2933 } 2934 2935 return null; 2936 } 2937 2938 /** 2939 * Sets which packages may enter lock task mode. 2940 * 2941 * <p>Any packages that shares uid with an allowed package will also be allowed 2942 * to activate lock task. 2943 * 2944 * This function can only be called by the device owner. 2945 * @param packages The list of packages allowed to enter lock task mode 2946 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2947 * 2948 * @see Activity#startLockTask() 2949 * @see DeviceAdminReceiver#onLockTaskModeChanged(Context, Intent, boolean, String) 2950 * @see UserManager#DISALLOW_CREATE_WINDOWS 2951 */ 2952 public void setLockTaskPackages(ComponentName admin, String[] packages) 2953 throws SecurityException { 2954 if (mService != null) { 2955 try { 2956 mService.setLockTaskPackages(admin, packages); 2957 } catch (RemoteException e) { 2958 Log.w(TAG, "Failed talking with device policy service", e); 2959 } 2960 } 2961 } 2962 2963 /** 2964 * This function returns the list of packages allowed to start the lock task mode. 2965 * 2966 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 2967 * @hide 2968 */ 2969 public String[] getLockTaskPackages(ComponentName admin) { 2970 if (mService != null) { 2971 try { 2972 return mService.getLockTaskPackages(admin); 2973 } catch (RemoteException e) { 2974 Log.w(TAG, "Failed talking with device policy service", e); 2975 } 2976 } 2977 return null; 2978 } 2979 2980 /** 2981 * This function lets the caller know whether the given component is allowed to start the 2982 * lock task mode. 2983 * @param pkg The package to check 2984 */ 2985 public boolean isLockTaskPermitted(String pkg) { 2986 if (mService != null) { 2987 try { 2988 return mService.isLockTaskPermitted(pkg); 2989 } catch (RemoteException e) { 2990 Log.w(TAG, "Failed talking with device policy service", e); 2991 } 2992 } 2993 return false; 2994 } 2995 2996 /** 2997 * Called by device owners to update {@link Settings.Global} settings. Validation that the value 2998 * of the setting is in the correct form for the setting type should be performed by the caller. 2999 * 3000 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3001 * @param setting The name of the setting to update. 3002 * @param value The value to update the setting to. 3003 */ 3004 public void setGlobalSetting(ComponentName admin, String setting, String value) { 3005 if (mService != null) { 3006 try { 3007 mService.setGlobalSetting(admin, setting, value); 3008 } catch (RemoteException e) { 3009 Log.w(TAG, "Failed talking with device policy service", e); 3010 } 3011 } 3012 } 3013 3014 /** 3015 * Called by profile or device owners to update {@link Settings.Secure} settings. Validation 3016 * that the value of the setting is in the correct form for the setting type should be performed 3017 * by the caller. 3018 * 3019 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3020 * @param setting The name of the setting to update. 3021 * @param value The value to update the setting to. 3022 */ 3023 public void setSecureSetting(ComponentName admin, String setting, String value) { 3024 if (mService != null) { 3025 try { 3026 mService.setSecureSetting(admin, setting, value); 3027 } catch (RemoteException e) { 3028 Log.w(TAG, "Failed talking with device policy service", e); 3029 } 3030 } 3031 } 3032 3033 /** 3034 * Designates a specific service component as the provider for 3035 * making permission requests of a local or remote administrator of the user. 3036 * <p/> 3037 * Only a profile owner can designate the restrictions provider. 3038 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3039 * @param provider The component name of the service that implements 3040 * {@link AbstractRestrictionsProvider}. If this param is null, 3041 * it removes the restrictions provider previously assigned. 3042 */ 3043 public void setRestrictionsProvider(ComponentName admin, ComponentName provider) { 3044 if (mService != null) { 3045 try { 3046 mService.setRestrictionsProvider(admin, provider); 3047 } catch (RemoteException re) { 3048 Log.w(TAG, "Failed to set permission provider on device policy service"); 3049 } 3050 } 3051 } 3052 3053 /** 3054 * Called by profile or device owners to set the master volume mute on or off. 3055 * 3056 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3057 * @param on {@code true} to mute master volume, {@code false} to turn mute off. 3058 */ 3059 public void setMasterVolumeMuted(ComponentName admin, boolean on) { 3060 if (mService != null) { 3061 try { 3062 mService.setMasterVolumeMuted(admin, on); 3063 } catch (RemoteException re) { 3064 Log.w(TAG, "Failed to setMasterMute on device policy service"); 3065 } 3066 } 3067 } 3068 3069 /** 3070 * Called by profile or device owners to check whether the master volume mute is on or off. 3071 * 3072 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3073 * @return {@code true} if master volume is muted, {@code false} if it's not. 3074 */ 3075 public boolean isMasterVolumeMuted(ComponentName admin) { 3076 if (mService != null) { 3077 try { 3078 return mService.isMasterVolumeMuted(admin); 3079 } catch (RemoteException re) { 3080 Log.w(TAG, "Failed to get isMasterMute on device policy service"); 3081 } 3082 } 3083 return false; 3084 } 3085 3086 /** 3087 * Called by profile or device owners to change whether a user can uninstall 3088 * a package. 3089 * 3090 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3091 * @param packageName package to change. 3092 * @param blockUninstall true if the user shouldn't be able to uninstall the package. 3093 */ 3094 public void setBlockUninstall(ComponentName admin, String packageName, boolean blockUninstall) { 3095 if (mService != null) { 3096 try { 3097 mService.setBlockUninstall(admin, packageName, blockUninstall); 3098 } catch (RemoteException re) { 3099 Log.w(TAG, "Failed to call block uninstall on device policy service"); 3100 } 3101 } 3102 } 3103 3104 /** 3105 * Called by profile or device owners to check whether a user has been blocked from 3106 * uninstalling a package. 3107 * 3108 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3109 * @param packageName package to check. 3110 * @return true if the user shouldn't be able to uninstall the package. 3111 */ 3112 public boolean getBlockUninstall(ComponentName admin, String packageName) { 3113 if (mService != null) { 3114 try { 3115 return mService.getBlockUninstall(admin, packageName); 3116 } catch (RemoteException re) { 3117 Log.w(TAG, "Failed to call block uninstall on device policy service"); 3118 } 3119 } 3120 return false; 3121 } 3122 3123 /** 3124 * Called by the profile owner to enable widget providers from a given package 3125 * to be available in the parent profile. As a result the user will be able to 3126 * add widgets from the white-listed package running under the profile to a widget 3127 * host which runs under the device owner, for example the home screen. Note that 3128 * a package may have zero or more provider components, where each component 3129 * provides a different widget type. 3130 * <p> 3131 * <strong>Note:</strong> By default no widget provider package is white-listed. 3132 * </p> 3133 * 3134 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3135 * @param packageName The package from which widget providers are white-listed. 3136 * @return Whether the package was added. 3137 * 3138 * @see #removeCrossProfileWidgetProvider(android.content.ComponentName, String) 3139 * @see #getCrossProfileWidgetProviders(android.content.ComponentName) 3140 */ 3141 public boolean addCrossProfileWidgetProvider(ComponentName admin, String packageName) { 3142 if (mService != null) { 3143 try { 3144 return mService.addCrossProfileWidgetProvider(admin, packageName); 3145 } catch (RemoteException re) { 3146 Log.w(TAG, "Error calling addCrossProfileWidgetProvider", re); 3147 } 3148 } 3149 return false; 3150 } 3151 3152 /** 3153 * Called by the profile owner to disable widget providers from a given package 3154 * to be available in the parent profile. For this method to take effect the 3155 * package should have been added via {@link #addCrossProfileWidgetProvider( 3156 * android.content.ComponentName, String)}. 3157 * <p> 3158 * <strong>Note:</strong> By default no widget provider package is white-listed. 3159 * </p> 3160 * 3161 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3162 * @param packageName The package from which widget providers are no longer 3163 * white-listed. 3164 * @return Whether the package was removed. 3165 * 3166 * @see #addCrossProfileWidgetProvider(android.content.ComponentName, String) 3167 * @see #getCrossProfileWidgetProviders(android.content.ComponentName) 3168 */ 3169 public boolean removeCrossProfileWidgetProvider(ComponentName admin, String packageName) { 3170 if (mService != null) { 3171 try { 3172 return mService.removeCrossProfileWidgetProvider(admin, packageName); 3173 } catch (RemoteException re) { 3174 Log.w(TAG, "Error calling removeCrossProfileWidgetProvider", re); 3175 } 3176 } 3177 return false; 3178 } 3179 3180 /** 3181 * Called by the profile owner to query providers from which packages are 3182 * available in the parent profile. 3183 * 3184 * @param admin Which {@link DeviceAdminReceiver} this request is associated with. 3185 * @return The white-listed package list. 3186 * 3187 * @see #addCrossProfileWidgetProvider(android.content.ComponentName, String) 3188 * @see #removeCrossProfileWidgetProvider(android.content.ComponentName, String) 3189 */ 3190 public List<String> getCrossProfileWidgetProviders(ComponentName admin) { 3191 if (mService != null) { 3192 try { 3193 List<String> providers = mService.getCrossProfileWidgetProviders(admin); 3194 if (providers != null) { 3195 return providers; 3196 } 3197 } catch (RemoteException re) { 3198 Log.w(TAG, "Error calling getCrossProfileWidgetProviders", re); 3199 } 3200 } 3201 return Collections.emptyList(); 3202 } 3203} 3204