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Merge "Revert "AesInvalidKeySize skip 192 on SB devices"" into sc-dev am: f332d02bc6 am: 64c9a48f07

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Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/15595275

Change-Id: Ie7fb9f23704d422596564e27a0602219e74bbd89
This commit is contained in:
Bill Richardson 2021-08-18 17:26:59 +00:00 committed by Automerger Merge Worker
commit 11d2d57885
2 changed files with 1 additions and 6 deletions
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4
keymaster/4.0/vts/functional/KeymasterHidlTest.cpp
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@ -21,7 +21,6 @@
#include <android-base/logging.h>
#include <android/hidl/manager/1.0/IServiceManager.h>
#include <cutils/properties.h>
#include <keymasterV4_0/key_param_output.h>
#include <keymasterV4_0/keymaster_utils.h>
@ -686,9 +685,6 @@ std::vector<uint32_t> KeymasterHidlTest::InvalidKeySizes(Algorithm algorithm) {
case Algorithm::EC:
return {224, 384, 521};
case Algorithm::AES:
// The HAL language was clarified to exclude AES key sizes of 192 for StrongBox
// instances on devices launched on API Level 31 and above.
if (property_get_int32("ro.board.first_api_level", 0) < 31) return {};
return {192};
default:
return {};

3
security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
View file

@ -96,8 +96,7 @@ import android.hardware.security.secureclock.TimeStampToken;
*
* o AES
*
* - TRUSTED_ENVIRONMENT IKeyMintDevices must support 128, 192 and 256-bit keys.
* STRONGBOX IKeyMintDevices must only support 128 and 256-bit keys.
* - 128 and 256-bit keys
* - CBC, CTR, ECB and GCM modes. The GCM mode must not allow the use of tags smaller than 96
* bits or nonce lengths other than 96 bits.
* - CBC and ECB modes must support unpadded and PKCS7 padding modes. With no padding CBC and