android.os.storage  YAMAZAKI Makoto (@zaki50)
Who am I?•        YAMAZAKI Makoto(twitter: @zaki50)•   market:          (FeliCa push middleware)    •         http://sites...
storage API
storage API...?••   SD•   OBB?•
Disk Image!
•       (vfat)•   /••
•       (ro mount    )•
StorageManager
OnObbStateChangeListener
(mount)
(ObbInfo)
mount
OBB•          Android SDK(r8)•   AOSP    (gingerbread or master branch)•   vfat                       OBB
obbtoolgingerbread      sdk
OBB                signature version   4         footer               (1)                package version     4            ...
OBB            MacLinux   loopback mount   Windows   ...
•   zip•   SD CARD•   StorageManager(OBB)
•         SDK   tool•         SD CARD      OBB•   OBB          NFS
•   API Reference    •   http://developer.android.com/reference/•   AOSP    •   frameworks/base/libs/util/ObbFile.cpp    •...
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20110109 abc2010w gingerbread_api_storage

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20110109 abc2010w gingerbread_api_storage

  1. 1. android.os.storage YAMAZAKI Makoto (@zaki50)
  2. 2. Who am I?• YAMAZAKI Makoto(twitter: @zaki50)• market: (FeliCa push middleware) • http://sites.google.com/site/94katsu/
  3. 3. storage API
  4. 4. storage API...?•• SD• OBB?•
  5. 5. Disk Image!
  6. 6. • (vfat)• /••
  7. 7. • (ro mount )•
  8. 8. StorageManager
  9. 9. OnObbStateChangeListener
  10. 10. (mount)
  11. 11. (ObbInfo)
  12. 12. mount
  13. 13. OBB• Android SDK(r8)• AOSP (gingerbread or master branch)• vfat OBB
  14. 14. obbtoolgingerbread sdk
  15. 15. OBB signature version 4 footer (1) package version 4 (?) (vfat) flag 4 OBB salt 8 salt package name size 4 package name signature version package footer size 4OBB OBB name footer marker 4 (0x01059983)
  16. 16. OBB MacLinux loopback mount Windows ...
  17. 17. • zip• SD CARD• StorageManager(OBB)
  18. 18. • SDK tool• SD CARD OBB• OBB NFS
  19. 19. • API Reference • http://developer.android.com/reference/• AOSP • frameworks/base/libs/util/ObbFile.cpp • development/samples/Obb• OBB • http://zaki.tdiary.net/20101224.html
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