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4 Commits

Author SHA1 Message Date
Alex Klyubin
52886ca77d A way to obtain KeyStore operation handle from crypto primitives. 
This adds AndroidKeyStore.getKeyStoreOperationHandle method which can
be used to obtain the KeyStore operation handle corresponding to the
provided JCA cryto primitive (provided it's backed by
AndroidKeyStore).

Bug: 18088752
Change-Id: Iaa3b6f9b2281b2ec2de8fd5946d353dc7fdb3d2d
 2015-03-31 21:19:26 -07:00
Alex Klyubin
cc21bb3a56 Add license banner to recently added AndroidKeyStore files. 
Bug: 18088752
Change-Id: I027f9530a02cca081aae8eb94833d2fdcb678e9a
 2015-03-31 16:50:37 -07:00
Alex Klyubin
b406f24291 Add unauthenticated AES ciphers backed by AndroidKeyStore. 
This adds the following AES transformations:
* AES/ECB/NoPadding
* AES/ECB/PKCS7Padding
* AES/CBC/NoPadding
* AES/CBC/PKCS7Padding
* AES/CTR/NoPadding

Bug: 18088752
Change-Id: I3e4702e59868f8f2225c31b1c159d20008b9999d
 2015-03-31 13:59:07 -07:00
Alex Klyubin
4ab8ea4498 Add HmacSHA256 backed by AndroidKeyStore. 
This also adds the MAC length constraint on imported HMAC keys. HMAC
doesn't work without this constraint at the moment.

Bug: 18088752
Change-Id: I8613f58f5d2a84df00bcf6179d13e30619440330
 2015-03-30 12:53:23 -07:00