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2016-01-19Update qcom hardware crypto codeEthan Yonker2-51/+206
Change-Id: I4608c45b3f71b53e0988ca0248d3438110a40149
2015-12-22Fix CLANG error in cryptfs.cEthan Yonker1-1/+1
Change-Id: If5af8f634bc016160aebaf7d4e6cda6c5650a077
2015-05-15Support Qualcomm hardware decryptDees Troy3-14/+177
Change-Id: I121ef0f5da209be48f6d87559d539c7fc6d85336
2015-01-05crypto: remove unused libs and clean up makefilethat1-41/+2
libsoftkeymaster and its dependencies appear to be unused. Change-Id: Ib720f5e4d2750a739ba6b65b346c0e167df279d3
2014-12-21Allow non datamedia devices to wipe encryptionEthan Yonker2-1/+2
With 5.0 L, we decrypt automatically if the default_password is used. Non datamedia devices do not get the format data button so they cannot wipe encryption off the device. This patch add a wipe encryption button where the format data button would normally be located on the Wipe page. This patch also attempts to remove / delete the dm-crypt block device before formatting. Change-Id: I100d5d154d6c49254fd48e23279df973db5f23ae
2014-12-18Fix include paths in cryptoEthan Yonker1-1/+1
Change-Id: Ia9fd0cd75bd6ee6e14909890cb18a8edb3b22267
2014-12-12Fixes for compiling crypto in older treesDees Troy1-17/+1
Some of these fixes needed to be made anyway. Note that older trees will still need to have files / repos copied into them from newer trees. Namely we need: system/security/softkeymaster hardware/libhardware/include/hardware/keymaster.h Maybe others as I did not document very carefully what I was pulling in. Change-Id: I465fd1fbe228803ec02fba047b151f07ea13d5ca
2014-12-10crypto: fix build in < 5.0 treethat2-1/+3
Change-Id: Ie4ed3e91cfb7e509bac1d6db885bd3f415d2b168
2014-12-04Reduce libs needed for decrypt and clean up old decypt filesEthan Yonker3-2213/+45
Trim cryptfs.c to remove functions that TWRP does not use for decrypt and remove the need for libfs_mgr from cryptfs.c by passing some items to cryptfs.c from the partition manager. Add support for new fstab flags: encryptable and forceencrypt=/path/to/cryptokey For example: flags=forceencrypt=/dev/block/platform/sdhci-tegra.3/by-name/MD1 Note that "footer" is the default, so you do not need to set this flag on devices that use the footer for the crypto key. Also add mounttodecrypt if you need to mount a partition during the decrypt cycle for firmware of proprietary libs. Clean up decrypt and only support one version Android 5.0 lollipop decrypt should be backwards compatible with older versions so we will only support one version, 1.3 that came with 5.0 lollipop. Remove support for Samsung TouchWiz decrypt. It does not work with the latest versions of Samsung encryption anyway and it has not been updated to work with any AOSP decryption higher than 1.1 Change-Id: I2d9c6e31df50268c91ee642c2fa090f901d9d5c9
2014-11-18Tweak 5.0 L decryptEthan Yonker1-7/+7
Mount the vendor partition if it exists so we can use any proprietary files we may need. Relocate auto decrypt when default_password is in use to after all partitions are added so that we can mount the vendor partition. Change-Id: I93455a35695779f53ef57a82d3d45c7216c13639
2014-11-17Make libmincrypttwrp a shared libraryEthan Yonker1-2/+2
Change-Id: I8c3f084fc34b00edb4cd1b652290df8bc80ea1db
2014-11-12Add lollipop decrypt supportEthan Yonker3-0/+3903
Kang in cryptfs.c and cryptfs.h from vold. Use TW_INCLUDE_L_CRYPTO := true to enable. Ramdisk must contain the normal fstab file in the root in the usual format of: fstab.{ro.hardware} For examble for Nexus 5: fstab.hammerhead Or on many Qualcomm devices: fstab.qcom Tested against Android 5.0 lollipop on Nexus 7 2012 grouper. Not sure if or how this will work when we are dealing with a device with a hardware keystore. Long term we need to add a GUI element to allow entering a pattern. For now you can decrypt a pattern unlock by converting the dots to numbers in the following format: 123 456 789 So an upper-case L would translate to 14789 as a password entered on the keyboard. Change-Id: I02c29e1f1c2eb29bf002c9fe0fc118357300b5b3