tequilaOS/platform_hardware_interfaces
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Merge "Revert "AesInvalidKeySize skip 192 on SB devices""

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Max Bires 2021-09-01 08:24:01 +00:00 committed by Gerrit Code Review
commit f970abe674
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
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@ -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