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 17 package android.os.storage; 18 19 import android.os.Binder; 20 import android.os.IBinder; 21 import android.os.IInterface; 22 import android.os.Parcel; 23 import android.os.RemoteException; 24 25 /** 26 * WARNING! Update IMountService.h and IMountService.cpp if you change this 27 * file. In particular, the ordering of the methods below must match the 28 * _TRANSACTION enum in IMountService.cpp 29 * 30 * @hide - Applications should use android.os.storage.StorageManager to access 31 * storage functions. 32 */ 33 public interface IMountService extends IInterface { 34 /** Local-side IPC implementation stub class. */ 35 public static abstract class Stub extends Binder implements IMountService { 36 private static class Proxy implements IMountService { 37 private final IBinder mRemote; 38 39 Proxy(IBinder remote) { 40 mRemote = remote; 41 } 42 43 public IBinder asBinder() { 44 return mRemote; 45 } 46 47 public String getInterfaceDescriptor() { 48 return DESCRIPTOR; 49 } 50 51 /** 52 * Registers an IMountServiceListener for receiving async 53 * notifications. 54 */ 55 public void registerListener(IMountServiceListener listener) throws RemoteException { 56 Parcel _data = Parcel.obtain(); 57 Parcel _reply = Parcel.obtain(); 58 try { 59 _data.writeInterfaceToken(DESCRIPTOR); 60 _data.writeStrongBinder((listener != null ? listener.asBinder() : null)); 61 mRemote.transact(Stub.TRANSACTION_registerListener, _data, _reply, 0); 62 _reply.readException(); 63 } finally { 64 _reply.recycle(); 65 _data.recycle(); 66 } 67 } 68 69 /** 70 * Unregisters an IMountServiceListener 71 */ 72 public void unregisterListener(IMountServiceListener listener) throws RemoteException { 73 Parcel _data = Parcel.obtain(); 74 Parcel _reply = Parcel.obtain(); 75 try { 76 _data.writeInterfaceToken(DESCRIPTOR); 77 _data.writeStrongBinder((listener != null ? listener.asBinder() : null)); 78 mRemote.transact(Stub.TRANSACTION_unregisterListener, _data, _reply, 0); 79 _reply.readException(); 80 } finally { 81 _reply.recycle(); 82 _data.recycle(); 83 } 84 } 85 86 /** 87 * Returns true if a USB mass storage host is connected 88 */ 89 public boolean isUsbMassStorageConnected() throws RemoteException { 90 Parcel _data = Parcel.obtain(); 91 Parcel _reply = Parcel.obtain(); 92 boolean _result; 93 try { 94 _data.writeInterfaceToken(DESCRIPTOR); 95 mRemote.transact(Stub.TRANSACTION_isUsbMassStorageConnected, _data, _reply, 0); 96 _reply.readException(); 97 _result = 0 != _reply.readInt(); 98 } finally { 99 _reply.recycle(); 100 _data.recycle(); 101 } 102 return _result; 103 } 104 105 /** 106 * Enables / disables USB mass storage. The caller should check 107 * actual status of enabling/disabling USB mass storage via 108 * StorageEventListener. 109 */ 110 public void setUsbMassStorageEnabled(boolean enable) throws RemoteException { 111 Parcel _data = Parcel.obtain(); 112 Parcel _reply = Parcel.obtain(); 113 try { 114 _data.writeInterfaceToken(DESCRIPTOR); 115 _data.writeInt((enable ? 1 : 0)); 116 mRemote.transact(Stub.TRANSACTION_setUsbMassStorageEnabled, _data, _reply, 0); 117 _reply.readException(); 118 } finally { 119 _reply.recycle(); 120 _data.recycle(); 121 } 122 } 123 124 /** 125 * Returns true if a USB mass storage host is enabled (media is 126 * shared) 127 */ 128 public boolean isUsbMassStorageEnabled() throws RemoteException { 129 Parcel _data = Parcel.obtain(); 130 Parcel _reply = Parcel.obtain(); 131 boolean _result; 132 try { 133 _data.writeInterfaceToken(DESCRIPTOR); 134 mRemote.transact(Stub.TRANSACTION_isUsbMassStorageEnabled, _data, _reply, 0); 135 _reply.readException(); 136 _result = 0 != _reply.readInt(); 137 } finally { 138 _reply.recycle(); 139 _data.recycle(); 140 } 141 return _result; 142 } 143 144 /** 145 * Mount external storage at given mount point. Returns an int 146 * consistent with MountServiceResultCode 147 */ 148 public int mountVolume(String mountPoint) throws RemoteException { 149 Parcel _data = Parcel.obtain(); 150 Parcel _reply = Parcel.obtain(); 151 int _result; 152 try { 153 _data.writeInterfaceToken(DESCRIPTOR); 154 _data.writeString(mountPoint); 155 mRemote.transact(Stub.TRANSACTION_mountVolume, _data, _reply, 0); 156 _reply.readException(); 157 _result = _reply.readInt(); 158 } finally { 159 _reply.recycle(); 160 _data.recycle(); 161 } 162 return _result; 163 } 164 165 /** 166 * Safely unmount external storage at given mount point. The unmount 167 * is an asynchronous operation. Applications should register 168 * StorageEventListener for storage related status changes. 169 */ 170 public void unmountVolume(String mountPoint, boolean force, boolean removeEncryption) 171 throws RemoteException { 172 Parcel _data = Parcel.obtain(); 173 Parcel _reply = Parcel.obtain(); 174 try { 175 _data.writeInterfaceToken(DESCRIPTOR); 176 _data.writeString(mountPoint); 177 _data.writeInt((force ? 1 : 0)); 178 _data.writeInt((removeEncryption ? 1 : 0)); 179 mRemote.transact(Stub.TRANSACTION_unmountVolume, _data, _reply, 0); 180 _reply.readException(); 181 } finally { 182 _reply.recycle(); 183 _data.recycle(); 184 } 185 } 186 187 /** 188 * Format external storage given a mount point. Returns an int 189 * consistent with MountServiceResultCode 190 */ 191 public int formatVolume(String mountPoint) throws RemoteException { 192 Parcel _data = Parcel.obtain(); 193 Parcel _reply = Parcel.obtain(); 194 int _result; 195 try { 196 _data.writeInterfaceToken(DESCRIPTOR); 197 _data.writeString(mountPoint); 198 mRemote.transact(Stub.TRANSACTION_formatVolume, _data, _reply, 0); 199 _reply.readException(); 200 _result = _reply.readInt(); 201 } finally { 202 _reply.recycle(); 203 _data.recycle(); 204 } 205 return _result; 206 } 207 208 /** 209 * Returns an array of pids with open files on the specified path. 210 */ 211 public int[] getStorageUsers(String path) throws RemoteException { 212 Parcel _data = Parcel.obtain(); 213 Parcel _reply = Parcel.obtain(); 214 int[] _result; 215 try { 216 _data.writeInterfaceToken(DESCRIPTOR); 217 _data.writeString(path); 218 mRemote.transact(Stub.TRANSACTION_getStorageUsers, _data, _reply, 0); 219 _reply.readException(); 220 _result = _reply.createIntArray(); 221 } finally { 222 _reply.recycle(); 223 _data.recycle(); 224 } 225 return _result; 226 } 227 228 /** 229 * Gets the state of a volume via its mountpoint. 230 */ 231 public String getVolumeState(String mountPoint) throws RemoteException { 232 Parcel _data = Parcel.obtain(); 233 Parcel _reply = Parcel.obtain(); 234 String _result; 235 try { 236 _data.writeInterfaceToken(DESCRIPTOR); 237 _data.writeString(mountPoint); 238 mRemote.transact(Stub.TRANSACTION_getVolumeState, _data, _reply, 0); 239 _reply.readException(); 240 _result = _reply.readString(); 241 } finally { 242 _reply.recycle(); 243 _data.recycle(); 244 } 245 return _result; 246 } 247 248 /* 249 * Creates a secure container with the specified parameters. Returns 250 * an int consistent with MountServiceResultCode 251 */ 252 public int createSecureContainer(String id, int sizeMb, String fstype, String key, 253 int ownerUid, boolean external) throws RemoteException { 254 Parcel _data = Parcel.obtain(); 255 Parcel _reply = Parcel.obtain(); 256 int _result; 257 try { 258 _data.writeInterfaceToken(DESCRIPTOR); 259 _data.writeString(id); 260 _data.writeInt(sizeMb); 261 _data.writeString(fstype); 262 _data.writeString(key); 263 _data.writeInt(ownerUid); 264 _data.writeInt(external ? 1 : 0); 265 mRemote.transact(Stub.TRANSACTION_createSecureContainer, _data, _reply, 0); 266 _reply.readException(); 267 _result = _reply.readInt(); 268 } finally { 269 _reply.recycle(); 270 _data.recycle(); 271 } 272 return _result; 273 } 274 275 /* 276 * Destroy a secure container, and free up all resources associated 277 * with it. NOTE: Ensure all references are released prior to 278 * deleting. Returns an int consistent with MountServiceResultCode 279 */ 280 public int destroySecureContainer(String id, boolean force) throws RemoteException { 281 Parcel _data = Parcel.obtain(); 282 Parcel _reply = Parcel.obtain(); 283 int _result; 284 try { 285 _data.writeInterfaceToken(DESCRIPTOR); 286 _data.writeString(id); 287 _data.writeInt((force ? 1 : 0)); 288 mRemote.transact(Stub.TRANSACTION_destroySecureContainer, _data, _reply, 0); 289 _reply.readException(); 290 _result = _reply.readInt(); 291 } finally { 292 _reply.recycle(); 293 _data.recycle(); 294 } 295 return _result; 296 } 297 298 /* 299 * Finalize a container which has just been created and populated. 300 * After finalization, the container is immutable. Returns an int 301 * consistent with MountServiceResultCode 302 */ 303 public int finalizeSecureContainer(String id) throws RemoteException { 304 Parcel _data = Parcel.obtain(); 305 Parcel _reply = Parcel.obtain(); 306 int _result; 307 try { 308 _data.writeInterfaceToken(DESCRIPTOR); 309 _data.writeString(id); 310 mRemote.transact(Stub.TRANSACTION_finalizeSecureContainer, _data, _reply, 0); 311 _reply.readException(); 312 _result = _reply.readInt(); 313 } finally { 314 _reply.recycle(); 315 _data.recycle(); 316 } 317 return _result; 318 } 319 320 /* 321 * Mount a secure container with the specified key and owner UID. 322 * Returns an int consistent with MountServiceResultCode 323 */ 324 public int mountSecureContainer(String id, String key, int ownerUid) 325 throws RemoteException { 326 Parcel _data = Parcel.obtain(); 327 Parcel _reply = Parcel.obtain(); 328 int _result; 329 try { 330 _data.writeInterfaceToken(DESCRIPTOR); 331 _data.writeString(id); 332 _data.writeString(key); 333 _data.writeInt(ownerUid); 334 mRemote.transact(Stub.TRANSACTION_mountSecureContainer, _data, _reply, 0); 335 _reply.readException(); 336 _result = _reply.readInt(); 337 } finally { 338 _reply.recycle(); 339 _data.recycle(); 340 } 341 return _result; 342 } 343 344 /* 345 * Unount a secure container. Returns an int consistent with 346 * MountServiceResultCode 347 */ 348 public int unmountSecureContainer(String id, boolean force) throws RemoteException { 349 Parcel _data = Parcel.obtain(); 350 Parcel _reply = Parcel.obtain(); 351 int _result; 352 try { 353 _data.writeInterfaceToken(DESCRIPTOR); 354 _data.writeString(id); 355 _data.writeInt((force ? 1 : 0)); 356 mRemote.transact(Stub.TRANSACTION_unmountSecureContainer, _data, _reply, 0); 357 _reply.readException(); 358 _result = _reply.readInt(); 359 } finally { 360 _reply.recycle(); 361 _data.recycle(); 362 } 363 return _result; 364 } 365 366 /* 367 * Returns true if the specified container is mounted 368 */ 369 public boolean isSecureContainerMounted(String id) throws RemoteException { 370 Parcel _data = Parcel.obtain(); 371 Parcel _reply = Parcel.obtain(); 372 boolean _result; 373 try { 374 _data.writeInterfaceToken(DESCRIPTOR); 375 _data.writeString(id); 376 mRemote.transact(Stub.TRANSACTION_isSecureContainerMounted, _data, _reply, 0); 377 _reply.readException(); 378 _result = 0 != _reply.readInt(); 379 } finally { 380 _reply.recycle(); 381 _data.recycle(); 382 } 383 return _result; 384 } 385 386 /* 387 * Rename an unmounted secure container. Returns an int consistent 388 * with MountServiceResultCode 389 */ 390 public int renameSecureContainer(String oldId, String newId) throws RemoteException { 391 Parcel _data = Parcel.obtain(); 392 Parcel _reply = Parcel.obtain(); 393 int _result; 394 try { 395 _data.writeInterfaceToken(DESCRIPTOR); 396 _data.writeString(oldId); 397 _data.writeString(newId); 398 mRemote.transact(Stub.TRANSACTION_renameSecureContainer, _data, _reply, 0); 399 _reply.readException(); 400 _result = _reply.readInt(); 401 } finally { 402 _reply.recycle(); 403 _data.recycle(); 404 } 405 return _result; 406 } 407 408 /* 409 * Returns the filesystem path of a mounted secure container. 410 */ 411 public String getSecureContainerPath(String id) throws RemoteException { 412 Parcel _data = Parcel.obtain(); 413 Parcel _reply = Parcel.obtain(); 414 String _result; 415 try { 416 _data.writeInterfaceToken(DESCRIPTOR); 417 _data.writeString(id); 418 mRemote.transact(Stub.TRANSACTION_getSecureContainerPath, _data, _reply, 0); 419 _reply.readException(); 420 _result = _reply.readString(); 421 } finally { 422 _reply.recycle(); 423 _data.recycle(); 424 } 425 return _result; 426 } 427 428 /** 429 * Gets an Array of currently known secure container IDs 430 */ 431 public String[] getSecureContainerList() throws RemoteException { 432 Parcel _data = Parcel.obtain(); 433 Parcel _reply = Parcel.obtain(); 434 String[] _result; 435 try { 436 _data.writeInterfaceToken(DESCRIPTOR); 437 mRemote.transact(Stub.TRANSACTION_getSecureContainerList, _data, _reply, 0); 438 _reply.readException(); 439 _result = _reply.createStringArray(); 440 } finally { 441 _reply.recycle(); 442 _data.recycle(); 443 } 444 return _result; 445 } 446 447 /** 448 * Shuts down the MountService and gracefully unmounts all external 449 * media. Invokes call back once the shutdown is complete. 450 */ 451 public void shutdown(IMountShutdownObserver observer) 452 throws RemoteException { 453 Parcel _data = Parcel.obtain(); 454 Parcel _reply = Parcel.obtain(); 455 try { 456 _data.writeInterfaceToken(DESCRIPTOR); 457 _data.writeStrongBinder((observer != null ? observer.asBinder() : null)); 458 mRemote.transact(Stub.TRANSACTION_shutdown, _data, _reply, 0); 459 _reply.readException(); 460 } finally { 461 _reply.recycle(); 462 _data.recycle(); 463 } 464 } 465 466 /** 467 * Call into MountService by PackageManager to notify that its done 468 * processing the media status update request. 469 */ 470 public void finishMediaUpdate() throws RemoteException { 471 Parcel _data = Parcel.obtain(); 472 Parcel _reply = Parcel.obtain(); 473 try { 474 _data.writeInterfaceToken(DESCRIPTOR); 475 mRemote.transact(Stub.TRANSACTION_finishMediaUpdate, _data, _reply, 0); 476 _reply.readException(); 477 } finally { 478 _reply.recycle(); 479 _data.recycle(); 480 } 481 } 482 483 /** 484 * Mounts an Opaque Binary Blob (OBB) with the specified decryption 485 * key and only allows the calling process's UID access to the 486 * contents. MountService will call back to the supplied 487 * IObbActionListener to inform it of the terminal state of the 488 * call. 489 */ 490 public void mountObb(String rawPath, String canonicalPath, String key, 491 IObbActionListener token, int nonce) throws RemoteException { 492 Parcel _data = Parcel.obtain(); 493 Parcel _reply = Parcel.obtain(); 494 try { 495 _data.writeInterfaceToken(DESCRIPTOR); 496 _data.writeString(rawPath); 497 _data.writeString(canonicalPath); 498 _data.writeString(key); 499 _data.writeStrongBinder((token != null ? token.asBinder() : null)); 500 _data.writeInt(nonce); 501 mRemote.transact(Stub.TRANSACTION_mountObb, _data, _reply, 0); 502 _reply.readException(); 503 } finally { 504 _reply.recycle(); 505 _data.recycle(); 506 } 507 } 508 509 /** 510 * Unmounts an Opaque Binary Blob (OBB). When the force flag is 511 * specified, any program using it will be forcibly killed to 512 * unmount the image. MountService will call back to the supplied 513 * IObbActionListener to inform it of the terminal state of the 514 * call. 515 */ 516 public void unmountObb( 517 String rawPath, boolean force, IObbActionListener token, int nonce) 518 throws RemoteException { 519 Parcel _data = Parcel.obtain(); 520 Parcel _reply = Parcel.obtain(); 521 try { 522 _data.writeInterfaceToken(DESCRIPTOR); 523 _data.writeString(rawPath); 524 _data.writeInt((force ? 1 : 0)); 525 _data.writeStrongBinder((token != null ? token.asBinder() : null)); 526 _data.writeInt(nonce); 527 mRemote.transact(Stub.TRANSACTION_unmountObb, _data, _reply, 0); 528 _reply.readException(); 529 } finally { 530 _reply.recycle(); 531 _data.recycle(); 532 } 533 } 534 535 /** 536 * Checks whether the specified Opaque Binary Blob (OBB) is mounted 537 * somewhere. 538 */ 539 public boolean isObbMounted(String rawPath) throws RemoteException { 540 Parcel _data = Parcel.obtain(); 541 Parcel _reply = Parcel.obtain(); 542 boolean _result; 543 try { 544 _data.writeInterfaceToken(DESCRIPTOR); 545 _data.writeString(rawPath); 546 mRemote.transact(Stub.TRANSACTION_isObbMounted, _data, _reply, 0); 547 _reply.readException(); 548 _result = 0 != _reply.readInt(); 549 } finally { 550 _reply.recycle(); 551 _data.recycle(); 552 } 553 return _result; 554 } 555 556 /** 557 * Gets the path to the mounted Opaque Binary Blob (OBB). 558 */ 559 public String getMountedObbPath(String rawPath) throws RemoteException { 560 Parcel _data = Parcel.obtain(); 561 Parcel _reply = Parcel.obtain(); 562 String _result; 563 try { 564 _data.writeInterfaceToken(DESCRIPTOR); 565 _data.writeString(rawPath); 566 mRemote.transact(Stub.TRANSACTION_getMountedObbPath, _data, _reply, 0); 567 _reply.readException(); 568 _result = _reply.readString(); 569 } finally { 570 _reply.recycle(); 571 _data.recycle(); 572 } 573 return _result; 574 } 575 576 /** 577 * Returns whether the external storage is emulated. 578 */ 579 public boolean isExternalStorageEmulated() throws RemoteException { 580 Parcel _data = Parcel.obtain(); 581 Parcel _reply = Parcel.obtain(); 582 boolean _result; 583 try { 584 _data.writeInterfaceToken(DESCRIPTOR); 585 mRemote.transact(Stub.TRANSACTION_isExternalStorageEmulated, _data, _reply, 0); 586 _reply.readException(); 587 _result = 0 != _reply.readInt(); 588 } finally { 589 _reply.recycle(); 590 _data.recycle(); 591 } 592 return _result; 593 } 594 595 public int getEncryptionState() throws RemoteException { 596 Parcel _data = Parcel.obtain(); 597 Parcel _reply = Parcel.obtain(); 598 int _result; 599 try { 600 _data.writeInterfaceToken(DESCRIPTOR); 601 mRemote.transact(Stub.TRANSACTION_getEncryptionState, _data, _reply, 0); 602 _reply.readException(); 603 _result = _reply.readInt(); 604 } finally { 605 _reply.recycle(); 606 _data.recycle(); 607 } 608 return _result; 609 } 610 611 public int decryptStorage(String password) throws RemoteException { 612 Parcel _data = Parcel.obtain(); 613 Parcel _reply = Parcel.obtain(); 614 int _result; 615 try { 616 _data.writeInterfaceToken(DESCRIPTOR); 617 _data.writeString(password); 618 mRemote.transact(Stub.TRANSACTION_decryptStorage, _data, _reply, 0); 619 _reply.readException(); 620 _result = _reply.readInt(); 621 } finally { 622 _reply.recycle(); 623 _data.recycle(); 624 } 625 return _result; 626 } 627 628 public int encryptStorage(String password) throws RemoteException { 629 Parcel _data = Parcel.obtain(); 630 Parcel _reply = Parcel.obtain(); 631 int _result; 632 try { 633 _data.writeInterfaceToken(DESCRIPTOR); 634 _data.writeString(password); 635 mRemote.transact(Stub.TRANSACTION_encryptStorage, _data, _reply, 0); 636 _reply.readException(); 637 _result = _reply.readInt(); 638 } finally { 639 _reply.recycle(); 640 _data.recycle(); 641 } 642 return _result; 643 } 644 645 public int changeEncryptionPassword(String password) throws RemoteException { 646 Parcel _data = Parcel.obtain(); 647 Parcel _reply = Parcel.obtain(); 648 int _result; 649 try { 650 _data.writeInterfaceToken(DESCRIPTOR); 651 _data.writeString(password); 652 mRemote.transact(Stub.TRANSACTION_changeEncryptionPassword, _data, _reply, 0); 653 _reply.readException(); 654 _result = _reply.readInt(); 655 } finally { 656 _reply.recycle(); 657 _data.recycle(); 658 } 659 return _result; 660 } 661 662 @Override 663 public int verifyEncryptionPassword(String password) throws RemoteException { 664 Parcel _data = Parcel.obtain(); 665 Parcel _reply = Parcel.obtain(); 666 int _result; 667 try { 668 _data.writeInterfaceToken(DESCRIPTOR); 669 _data.writeString(password); 670 mRemote.transact(Stub.TRANSACTION_verifyEncryptionPassword, _data, _reply, 0); 671 _reply.readException(); 672 _result = _reply.readInt(); 673 } finally { 674 _reply.recycle(); 675 _data.recycle(); 676 } 677 return _result; 678 } 679 680 public StorageVolume[] getVolumeList() throws RemoteException { 681 Parcel _data = Parcel.obtain(); 682 Parcel _reply = Parcel.obtain(); 683 StorageVolume[] _result; 684 try { 685 _data.writeInterfaceToken(DESCRIPTOR); 686 mRemote.transact(Stub.TRANSACTION_getVolumeList, _data, _reply, 0); 687 _reply.readException(); 688 _result = _reply.createTypedArray(StorageVolume.CREATOR); 689 } finally { 690 _reply.recycle(); 691 _data.recycle(); 692 } 693 return _result; 694 } 695 696 /* 697 * Returns the filesystem path of a mounted secure container. 698 */ 699 public String getSecureContainerFilesystemPath(String id) throws RemoteException { 700 Parcel _data = Parcel.obtain(); 701 Parcel _reply = Parcel.obtain(); 702 String _result; 703 try { 704 _data.writeInterfaceToken(DESCRIPTOR); 705 _data.writeString(id); 706 mRemote.transact(Stub.TRANSACTION_getSecureContainerFilesystemPath, _data, _reply, 0); 707 _reply.readException(); 708 _result = _reply.readString(); 709 } finally { 710 _reply.recycle(); 711 _data.recycle(); 712 } 713 return _result; 714 } 715 716 /** 717 * Fix permissions in a container which has just been created and 718 * populated. Returns an int consistent with MountServiceResultCode 719 */ 720 public int fixPermissionsSecureContainer(String id, int gid, String filename) 721 throws RemoteException { 722 Parcel _data = Parcel.obtain(); 723 Parcel _reply = Parcel.obtain(); 724 int _result; 725 try { 726 _data.writeInterfaceToken(DESCRIPTOR); 727 _data.writeString(id); 728 _data.writeInt(gid); 729 _data.writeString(filename); 730 mRemote.transact(Stub.TRANSACTION_fixPermissionsSecureContainer, _data, _reply, 0); 731 _reply.readException(); 732 _result = _reply.readInt(); 733 } finally { 734 _reply.recycle(); 735 _data.recycle(); 736 } 737 return _result; 738 } 739 740 @Override 741 public int mkdirs(String callingPkg, String path) throws RemoteException { 742 Parcel _data = Parcel.obtain(); 743 Parcel _reply = Parcel.obtain(); 744 int _result; 745 try { 746 _data.writeInterfaceToken(DESCRIPTOR); 747 _data.writeString(callingPkg); 748 _data.writeString(path); 749 mRemote.transact(Stub.TRANSACTION_mkdirs, _data, _reply, 0); 750 _reply.readException(); 751 _result = _reply.readInt(); 752 } finally { 753 _reply.recycle(); 754 _data.recycle(); 755 } 756 return _result; 757 } 758 } 759 760 private static final String DESCRIPTOR = "IMountService"; 761 762 static final int TRANSACTION_registerListener = IBinder.FIRST_CALL_TRANSACTION + 0; 763 764 static final int TRANSACTION_unregisterListener = IBinder.FIRST_CALL_TRANSACTION + 1; 765 766 static final int TRANSACTION_isUsbMassStorageConnected = IBinder.FIRST_CALL_TRANSACTION + 2; 767 768 static final int TRANSACTION_setUsbMassStorageEnabled = IBinder.FIRST_CALL_TRANSACTION + 3; 769 770 static final int TRANSACTION_isUsbMassStorageEnabled = IBinder.FIRST_CALL_TRANSACTION + 4; 771 772 static final int TRANSACTION_mountVolume = IBinder.FIRST_CALL_TRANSACTION + 5; 773 774 static final int TRANSACTION_unmountVolume = IBinder.FIRST_CALL_TRANSACTION + 6; 775 776 static final int TRANSACTION_formatVolume = IBinder.FIRST_CALL_TRANSACTION + 7; 777 778 static final int TRANSACTION_getStorageUsers = IBinder.FIRST_CALL_TRANSACTION + 8; 779 780 static final int TRANSACTION_getVolumeState = IBinder.FIRST_CALL_TRANSACTION + 9; 781 782 static final int TRANSACTION_createSecureContainer = IBinder.FIRST_CALL_TRANSACTION + 10; 783 784 static final int TRANSACTION_finalizeSecureContainer = IBinder.FIRST_CALL_TRANSACTION + 11; 785 786 static final int TRANSACTION_destroySecureContainer = IBinder.FIRST_CALL_TRANSACTION + 12; 787 788 static final int TRANSACTION_mountSecureContainer = IBinder.FIRST_CALL_TRANSACTION + 13; 789 790 static final int TRANSACTION_unmountSecureContainer = IBinder.FIRST_CALL_TRANSACTION + 14; 791 792 static final int TRANSACTION_isSecureContainerMounted = IBinder.FIRST_CALL_TRANSACTION + 15; 793 794 static final int TRANSACTION_renameSecureContainer = IBinder.FIRST_CALL_TRANSACTION + 16; 795 796 static final int TRANSACTION_getSecureContainerPath = IBinder.FIRST_CALL_TRANSACTION + 17; 797 798 static final int TRANSACTION_getSecureContainerList = IBinder.FIRST_CALL_TRANSACTION + 18; 799 800 static final int TRANSACTION_shutdown = IBinder.FIRST_CALL_TRANSACTION + 19; 801 802 static final int TRANSACTION_finishMediaUpdate = IBinder.FIRST_CALL_TRANSACTION + 20; 803 804 static final int TRANSACTION_mountObb = IBinder.FIRST_CALL_TRANSACTION + 21; 805 806 static final int TRANSACTION_unmountObb = IBinder.FIRST_CALL_TRANSACTION + 22; 807 808 static final int TRANSACTION_isObbMounted = IBinder.FIRST_CALL_TRANSACTION + 23; 809 810 static final int TRANSACTION_getMountedObbPath = IBinder.FIRST_CALL_TRANSACTION + 24; 811 812 static final int TRANSACTION_isExternalStorageEmulated = IBinder.FIRST_CALL_TRANSACTION + 25; 813 814 static final int TRANSACTION_decryptStorage = IBinder.FIRST_CALL_TRANSACTION + 26; 815 816 static final int TRANSACTION_encryptStorage = IBinder.FIRST_CALL_TRANSACTION + 27; 817 818 static final int TRANSACTION_changeEncryptionPassword = IBinder.FIRST_CALL_TRANSACTION + 28; 819 820 static final int TRANSACTION_getVolumeList = IBinder.FIRST_CALL_TRANSACTION + 29; 821 822 static final int TRANSACTION_getSecureContainerFilesystemPath = IBinder.FIRST_CALL_TRANSACTION + 30; 823 824 static final int TRANSACTION_getEncryptionState = IBinder.FIRST_CALL_TRANSACTION + 31; 825 826 static final int TRANSACTION_verifyEncryptionPassword = IBinder.FIRST_CALL_TRANSACTION + 32; 827 828 static final int TRANSACTION_fixPermissionsSecureContainer = IBinder.FIRST_CALL_TRANSACTION + 33; 829 830 static final int TRANSACTION_mkdirs = IBinder.FIRST_CALL_TRANSACTION + 34; 831 832 /** 833 * Cast an IBinder object into an IMountService interface, generating a 834 * proxy if needed. 835 */ 836 public static IMountService asInterface(IBinder obj) { 837 if (obj == null) { 838 return null; 839 } 840 IInterface iin = obj.queryLocalInterface(DESCRIPTOR); 841 if (iin != null && iin instanceof IMountService) { 842 return (IMountService) iin; 843 } 844 return new IMountService.Stub.Proxy(obj); 845 } 846 847 /** Construct the stub at attach it to the interface. */ 848 public Stub() { 849 attachInterface(this, DESCRIPTOR); 850 } 851 852 public IBinder asBinder() { 853 return this; 854 } 855 856 @Override 857 public boolean onTransact(int code, Parcel data, Parcel reply, 858 int flags) throws RemoteException { 859 switch (code) { 860 case INTERFACE_TRANSACTION: { 861 reply.writeString(DESCRIPTOR); 862 return true; 863 } 864 case TRANSACTION_registerListener: { 865 data.enforceInterface(DESCRIPTOR); 866 IMountServiceListener listener; 867 listener = IMountServiceListener.Stub.asInterface(data.readStrongBinder()); 868 registerListener(listener); 869 reply.writeNoException(); 870 return true; 871 } 872 case TRANSACTION_unregisterListener: { 873 data.enforceInterface(DESCRIPTOR); 874 IMountServiceListener listener; 875 listener = IMountServiceListener.Stub.asInterface(data.readStrongBinder()); 876 unregisterListener(listener); 877 reply.writeNoException(); 878 return true; 879 } 880 case TRANSACTION_isUsbMassStorageConnected: { 881 data.enforceInterface(DESCRIPTOR); 882 boolean result = isUsbMassStorageConnected(); 883 reply.writeNoException(); 884 reply.writeInt((result ? 1 : 0)); 885 return true; 886 } 887 case TRANSACTION_setUsbMassStorageEnabled: { 888 data.enforceInterface(DESCRIPTOR); 889 boolean enable; 890 enable = 0 != data.readInt(); 891 setUsbMassStorageEnabled(enable); 892 reply.writeNoException(); 893 return true; 894 } 895 case TRANSACTION_isUsbMassStorageEnabled: { 896 data.enforceInterface(DESCRIPTOR); 897 boolean result = isUsbMassStorageEnabled(); 898 reply.writeNoException(); 899 reply.writeInt((result ? 1 : 0)); 900 return true; 901 } 902 case TRANSACTION_mountVolume: { 903 data.enforceInterface(DESCRIPTOR); 904 String mountPoint; 905 mountPoint = data.readString(); 906 int resultCode = mountVolume(mountPoint); 907 reply.writeNoException(); 908 reply.writeInt(resultCode); 909 return true; 910 } 911 case TRANSACTION_unmountVolume: { 912 data.enforceInterface(DESCRIPTOR); 913 String mountPoint; 914 mountPoint = data.readString(); 915 boolean force = 0 != data.readInt(); 916 boolean removeEncrypt = 0 != data.readInt(); 917 unmountVolume(mountPoint, force, removeEncrypt); 918 reply.writeNoException(); 919 return true; 920 } 921 case TRANSACTION_formatVolume: { 922 data.enforceInterface(DESCRIPTOR); 923 String mountPoint; 924 mountPoint = data.readString(); 925 int result = formatVolume(mountPoint); 926 reply.writeNoException(); 927 reply.writeInt(result); 928 return true; 929 } 930 case TRANSACTION_getStorageUsers: { 931 data.enforceInterface(DESCRIPTOR); 932 String path; 933 path = data.readString(); 934 int[] pids = getStorageUsers(path); 935 reply.writeNoException(); 936 reply.writeIntArray(pids); 937 return true; 938 } 939 case TRANSACTION_getVolumeState: { 940 data.enforceInterface(DESCRIPTOR); 941 String mountPoint; 942 mountPoint = data.readString(); 943 String state = getVolumeState(mountPoint); 944 reply.writeNoException(); 945 reply.writeString(state); 946 return true; 947 } 948 case TRANSACTION_createSecureContainer: { 949 data.enforceInterface(DESCRIPTOR); 950 String id; 951 id = data.readString(); 952 int sizeMb; 953 sizeMb = data.readInt(); 954 String fstype; 955 fstype = data.readString(); 956 String key; 957 key = data.readString(); 958 int ownerUid; 959 ownerUid = data.readInt(); 960 boolean external; 961 external = 0 != data.readInt(); 962 int resultCode = createSecureContainer(id, sizeMb, fstype, key, ownerUid, 963 external); 964 reply.writeNoException(); 965 reply.writeInt(resultCode); 966 return true; 967 } 968 case TRANSACTION_finalizeSecureContainer: { 969 data.enforceInterface(DESCRIPTOR); 970 String id; 971 id = data.readString(); 972 int resultCode = finalizeSecureContainer(id); 973 reply.writeNoException(); 974 reply.writeInt(resultCode); 975 return true; 976 } 977 case TRANSACTION_destroySecureContainer: { 978 data.enforceInterface(DESCRIPTOR); 979 String id; 980 id = data.readString(); 981 boolean force; 982 force = 0 != data.readInt(); 983 int resultCode = destroySecureContainer(id, force); 984 reply.writeNoException(); 985 reply.writeInt(resultCode); 986 return true; 987 } 988 case TRANSACTION_mountSecureContainer: { 989 data.enforceInterface(DESCRIPTOR); 990 String id; 991 id = data.readString(); 992 String key; 993 key = data.readString(); 994 int ownerUid; 995 ownerUid = data.readInt(); 996 int resultCode = mountSecureContainer(id, key, ownerUid); 997 reply.writeNoException(); 998 reply.writeInt(resultCode); 999 return true; 1000 } 1001 case TRANSACTION_unmountSecureContainer: { 1002 data.enforceInterface(DESCRIPTOR); 1003 String id; 1004 id = data.readString(); 1005 boolean force; 1006 force = 0 != data.readInt(); 1007 int resultCode = unmountSecureContainer(id, force); 1008 reply.writeNoException(); 1009 reply.writeInt(resultCode); 1010 return true; 1011 } 1012 case TRANSACTION_isSecureContainerMounted: { 1013 data.enforceInterface(DESCRIPTOR); 1014 String id; 1015 id = data.readString(); 1016 boolean status = isSecureContainerMounted(id); 1017 reply.writeNoException(); 1018 reply.writeInt((status ? 1 : 0)); 1019 return true; 1020 } 1021 case TRANSACTION_renameSecureContainer: { 1022 data.enforceInterface(DESCRIPTOR); 1023 String oldId; 1024 oldId = data.readString(); 1025 String newId; 1026 newId = data.readString(); 1027 int resultCode = renameSecureContainer(oldId, newId); 1028 reply.writeNoException(); 1029 reply.writeInt(resultCode); 1030 return true; 1031 } 1032 case TRANSACTION_getSecureContainerPath: { 1033 data.enforceInterface(DESCRIPTOR); 1034 String id; 1035 id = data.readString(); 1036 String path = getSecureContainerPath(id); 1037 reply.writeNoException(); 1038 reply.writeString(path); 1039 return true; 1040 } 1041 case TRANSACTION_getSecureContainerList: { 1042 data.enforceInterface(DESCRIPTOR); 1043 String[] ids = getSecureContainerList(); 1044 reply.writeNoException(); 1045 reply.writeStringArray(ids); 1046 return true; 1047 } 1048 case TRANSACTION_shutdown: { 1049 data.enforceInterface(DESCRIPTOR); 1050 IMountShutdownObserver observer; 1051 observer = IMountShutdownObserver.Stub.asInterface(data 1052 .readStrongBinder()); 1053 shutdown(observer); 1054 reply.writeNoException(); 1055 return true; 1056 } 1057 case TRANSACTION_finishMediaUpdate: { 1058 data.enforceInterface(DESCRIPTOR); 1059 finishMediaUpdate(); 1060 reply.writeNoException(); 1061 return true; 1062 } 1063 case TRANSACTION_mountObb: { 1064 data.enforceInterface(DESCRIPTOR); 1065 final String rawPath = data.readString(); 1066 final String canonicalPath = data.readString(); 1067 final String key = data.readString(); 1068 IObbActionListener observer; 1069 observer = IObbActionListener.Stub.asInterface(data.readStrongBinder()); 1070 int nonce; 1071 nonce = data.readInt(); 1072 mountObb(rawPath, canonicalPath, key, observer, nonce); 1073 reply.writeNoException(); 1074 return true; 1075 } 1076 case TRANSACTION_unmountObb: { 1077 data.enforceInterface(DESCRIPTOR); 1078 String filename; 1079 filename = data.readString(); 1080 boolean force; 1081 force = 0 != data.readInt(); 1082 IObbActionListener observer; 1083 observer = IObbActionListener.Stub.asInterface(data.readStrongBinder()); 1084 int nonce; 1085 nonce = data.readInt(); 1086 unmountObb(filename, force, observer, nonce); 1087 reply.writeNoException(); 1088 return true; 1089 } 1090 case TRANSACTION_isObbMounted: { 1091 data.enforceInterface(DESCRIPTOR); 1092 String filename; 1093 filename = data.readString(); 1094 boolean status = isObbMounted(filename); 1095 reply.writeNoException(); 1096 reply.writeInt((status ? 1 : 0)); 1097 return true; 1098 } 1099 case TRANSACTION_getMountedObbPath: { 1100 data.enforceInterface(DESCRIPTOR); 1101 String filename; 1102 filename = data.readString(); 1103 String mountedPath = getMountedObbPath(filename); 1104 reply.writeNoException(); 1105 reply.writeString(mountedPath); 1106 return true; 1107 } 1108 case TRANSACTION_isExternalStorageEmulated: { 1109 data.enforceInterface(DESCRIPTOR); 1110 boolean emulated = isExternalStorageEmulated(); 1111 reply.writeNoException(); 1112 reply.writeInt(emulated ? 1 : 0); 1113 return true; 1114 } 1115 case TRANSACTION_decryptStorage: { 1116 data.enforceInterface(DESCRIPTOR); 1117 String password = data.readString(); 1118 int result = decryptStorage(password); 1119 reply.writeNoException(); 1120 reply.writeInt(result); 1121 return true; 1122 } 1123 case TRANSACTION_encryptStorage: { 1124 data.enforceInterface(DESCRIPTOR); 1125 String password = data.readString(); 1126 int result = encryptStorage(password); 1127 reply.writeNoException(); 1128 reply.writeInt(result); 1129 return true; 1130 } 1131 case TRANSACTION_changeEncryptionPassword: { 1132 data.enforceInterface(DESCRIPTOR); 1133 String password = data.readString(); 1134 int result = changeEncryptionPassword(password); 1135 reply.writeNoException(); 1136 reply.writeInt(result); 1137 return true; 1138 } 1139 case TRANSACTION_getVolumeList: { 1140 data.enforceInterface(DESCRIPTOR); 1141 StorageVolume[] result = getVolumeList(); 1142 reply.writeNoException(); 1143 reply.writeTypedArray(result, android.os.Parcelable.PARCELABLE_WRITE_RETURN_VALUE); 1144 return true; 1145 } 1146 case TRANSACTION_getSecureContainerFilesystemPath: { 1147 data.enforceInterface(DESCRIPTOR); 1148 String id; 1149 id = data.readString(); 1150 String path = getSecureContainerFilesystemPath(id); 1151 reply.writeNoException(); 1152 reply.writeString(path); 1153 return true; 1154 } 1155 case TRANSACTION_getEncryptionState: { 1156 data.enforceInterface(DESCRIPTOR); 1157 int result = getEncryptionState(); 1158 reply.writeNoException(); 1159 reply.writeInt(result); 1160 return true; 1161 } 1162 case TRANSACTION_fixPermissionsSecureContainer: { 1163 data.enforceInterface(DESCRIPTOR); 1164 String id; 1165 id = data.readString(); 1166 int gid; 1167 gid = data.readInt(); 1168 String filename; 1169 filename = data.readString(); 1170 int resultCode = fixPermissionsSecureContainer(id, gid, filename); 1171 reply.writeNoException(); 1172 reply.writeInt(resultCode); 1173 return true; 1174 } 1175 case TRANSACTION_mkdirs: { 1176 data.enforceInterface(DESCRIPTOR); 1177 String callingPkg = data.readString(); 1178 String path = data.readString(); 1179 int result = mkdirs(callingPkg, path); 1180 reply.writeNoException(); 1181 reply.writeInt(result); 1182 return true; 1183 } 1184 } 1185 return super.onTransact(code, data, reply, flags); 1186 } 1187 } 1188 1189 /* 1190 * Creates a secure container with the specified parameters. Returns an int 1191 * consistent with MountServiceResultCode 1192 */ 1193 public int createSecureContainer(String id, int sizeMb, String fstype, String key, 1194 int ownerUid, boolean external) throws RemoteException; 1195 1196 /* 1197 * Destroy a secure container, and free up all resources associated with it. 1198 * NOTE: Ensure all references are released prior to deleting. Returns an 1199 * int consistent with MountServiceResultCode 1200 */ 1201 public int destroySecureContainer(String id, boolean force) throws RemoteException; 1202 1203 /* 1204 * Finalize a container which has just been created and populated. After 1205 * finalization, the container is immutable. Returns an int consistent with 1206 * MountServiceResultCode 1207 */ 1208 public int finalizeSecureContainer(String id) throws RemoteException; 1209 1210 /** 1211 * Call into MountService by PackageManager to notify that its done 1212 * processing the media status update request. 1213 */ 1214 public void finishMediaUpdate() throws RemoteException; 1215 1216 /** 1217 * Format external storage given a mount point. Returns an int consistent 1218 * with MountServiceResultCode 1219 */ 1220 public int formatVolume(String mountPoint) throws RemoteException; 1221 1222 /** 1223 * Gets the path to the mounted Opaque Binary Blob (OBB). 1224 */ 1225 public String getMountedObbPath(String rawPath) throws RemoteException; 1226 1227 /** 1228 * Gets an Array of currently known secure container IDs 1229 */ 1230 public String[] getSecureContainerList() throws RemoteException; 1231 1232 /* 1233 * Returns the filesystem path of a mounted secure container. 1234 */ 1235 public String getSecureContainerPath(String id) throws RemoteException; 1236 1237 /** 1238 * Returns an array of pids with open files on the specified path. 1239 */ 1240 public int[] getStorageUsers(String path) throws RemoteException; 1241 1242 /** 1243 * Gets the state of a volume via its mountpoint. 1244 */ 1245 public String getVolumeState(String mountPoint) throws RemoteException; 1246 1247 /** 1248 * Checks whether the specified Opaque Binary Blob (OBB) is mounted 1249 * somewhere. 1250 */ 1251 public boolean isObbMounted(String rawPath) throws RemoteException; 1252 1253 /* 1254 * Returns true if the specified container is mounted 1255 */ 1256 public boolean isSecureContainerMounted(String id) throws RemoteException; 1257 1258 /** 1259 * Returns true if a USB mass storage host is connected 1260 */ 1261 public boolean isUsbMassStorageConnected() throws RemoteException; 1262 1263 /** 1264 * Returns true if a USB mass storage host is enabled (media is shared) 1265 */ 1266 public boolean isUsbMassStorageEnabled() throws RemoteException; 1267 1268 /** 1269 * Mounts an Opaque Binary Blob (OBB) with the specified decryption key and 1270 * only allows the calling process's UID access to the contents. 1271 * MountService will call back to the supplied IObbActionListener to inform 1272 * it of the terminal state of the call. 1273 */ 1274 public void mountObb(String rawPath, String canonicalPath, String key, 1275 IObbActionListener token, int nonce) throws RemoteException; 1276 1277 /* 1278 * Mount a secure container with the specified key and owner UID. Returns an 1279 * int consistent with MountServiceResultCode 1280 */ 1281 public int mountSecureContainer(String id, String key, int ownerUid) throws RemoteException; 1282 1283 /** 1284 * Mount external storage at given mount point. Returns an int consistent 1285 * with MountServiceResultCode 1286 */ 1287 public int mountVolume(String mountPoint) throws RemoteException; 1288 1289 /** 1290 * Registers an IMountServiceListener for receiving async notifications. 1291 */ 1292 public void registerListener(IMountServiceListener listener) throws RemoteException; 1293 1294 /* 1295 * Rename an unmounted secure container. Returns an int consistent with 1296 * MountServiceResultCode 1297 */ 1298 public int renameSecureContainer(String oldId, String newId) throws RemoteException; 1299 1300 /** 1301 * Enables / disables USB mass storage. The caller should check actual 1302 * status of enabling/disabling USB mass storage via StorageEventListener. 1303 */ 1304 public void setUsbMassStorageEnabled(boolean enable) throws RemoteException; 1305 1306 /** 1307 * Shuts down the MountService and gracefully unmounts all external media. 1308 * Invokes call back once the shutdown is complete. 1309 */ 1310 public void shutdown(IMountShutdownObserver observer) throws RemoteException; 1311 1312 /** 1313 * Unmounts an Opaque Binary Blob (OBB). When the force flag is specified, 1314 * any program using it will be forcibly killed to unmount the image. 1315 * MountService will call back to the supplied IObbActionListener to inform 1316 * it of the terminal state of the call. 1317 */ 1318 public void unmountObb(String rawPath, boolean force, IObbActionListener token, int nonce) 1319 throws RemoteException; 1320 1321 /* 1322 * Unount a secure container. Returns an int consistent with 1323 * MountServiceResultCode 1324 */ 1325 public int unmountSecureContainer(String id, boolean force) throws RemoteException; 1326 1327 /** 1328 * Safely unmount external storage at given mount point. The unmount is an 1329 * asynchronous operation. Applications should register StorageEventListener 1330 * for storage related status changes. 1331 * @param mountPoint the mount point 1332 * @param force whether or not to forcefully unmount it (e.g. even if programs are using this 1333 * data currently) 1334 * @param removeEncryption whether or not encryption mapping should be removed from the volume. 1335 * This value implies {@code force}. 1336 */ 1337 public void unmountVolume(String mountPoint, boolean force, boolean removeEncryption) 1338 throws RemoteException; 1339 1340 /** 1341 * Unregisters an IMountServiceListener 1342 */ 1343 public void unregisterListener(IMountServiceListener listener) throws RemoteException; 1344 1345 /** 1346 * Returns whether or not the external storage is emulated. 1347 */ 1348 public boolean isExternalStorageEmulated() throws RemoteException; 1349 1350 /** The volume is not encrypted. */ 1351 static final int ENCRYPTION_STATE_NONE = 1; 1352 /** The volume has been encrypted succesfully. */ 1353 static final int ENCRYPTION_STATE_OK = 0; 1354 /** The volume is in a bad state. */ 1355 static final int ENCRYPTION_STATE_ERROR_UNKNOWN = -1; 1356 /** The volume is in a bad state - partially encrypted. Data is likely irrecoverable. */ 1357 static final int ENCRYPTION_STATE_ERROR_INCOMPLETE = -2; 1358 1359 /** 1360 * Determines the encryption state of the volume. 1361 * @return a numerical value. See {@code ENCRYPTION_STATE_*} for possible values. 1362 */ 1363 public int getEncryptionState() throws RemoteException; 1364 1365 /** 1366 * Decrypts any encrypted volumes. 1367 */ 1368 public int decryptStorage(String password) throws RemoteException; 1369 1370 /** 1371 * Encrypts storage. 1372 */ 1373 public int encryptStorage(String password) throws RemoteException; 1374 1375 /** 1376 * Changes the encryption password. 1377 */ 1378 public int changeEncryptionPassword(String password) throws RemoteException; 1379 1380 /** 1381 * Verify the encryption password against the stored volume. This method 1382 * may only be called by the system process. 1383 */ 1384 public int verifyEncryptionPassword(String password) throws RemoteException; 1385 1386 /** 1387 * Returns list of all mountable volumes. 1388 */ 1389 public StorageVolume[] getVolumeList() throws RemoteException; 1390 1391 /** 1392 * Gets the path on the filesystem for the ASEC container itself. 1393 * 1394 * @param cid ASEC container ID 1395 * @return path to filesystem or {@code null} if it's not found 1396 * @throws RemoteException 1397 */ 1398 public String getSecureContainerFilesystemPath(String cid) throws RemoteException; 1399 1400 /* 1401 * Fix permissions in a container which has just been created and populated. 1402 * Returns an int consistent with MountServiceResultCode 1403 */ 1404 public int fixPermissionsSecureContainer(String id, int gid, String filename) 1405 throws RemoteException; 1406 1407 /** 1408 * Ensure that all directories along given path exist, creating parent 1409 * directories as needed. Validates that given path is absolute and that it 1410 * contains no relative "." or ".." paths or symlinks. Also ensures that 1411 * path belongs to a volume managed by vold, and that path is either 1412 * external storage data or OBB directory belonging to calling app. 1413 */ 1414 public int mkdirs(String callingPkg, String path) throws RemoteException; 1415 } 1416