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Commit 5fe91f4d authored by Orlando Arbildo's avatar Orlando Arbildo
Browse files

Adding HW Crypto operations to IHwCryptoDeviceKeyAccess AIDL definition 

Adding a IHwCryptoKey interface to IHwCryptoDeviceKeyAccess operate on
the generated device keys.

Bug: 284152719
Test: qemu android build
Change-Id: I1eee8c0fc36de4ad338945377373b28cb13756ff
parent 0dccb6e2

staging/security/see/hwcrypto/aidl/aidl_api/android.hardware.security.see/current/android/hardware/security/see/hwcrypto/IHwCryptoKey.aidl

+1 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ interface IHwCryptoKey { 
  android.hardware.security.see.hwcrypto.IHwCryptoKey.DiceCurrentBoundKeyResult deriveCurrentDicePolicyBoundKey(in android.hardware.security.see.hwcrypto.IHwCryptoKey.DiceBoundDerivationKey derivationKey);

  android.hardware.security.see.hwcrypto.IHwCryptoKey.DiceBoundKeyResult deriveDicePolicyBoundKey(in android.hardware.security.see.hwcrypto.IHwCryptoKey.DiceBoundDerivationKey derivationKey, in byte[] dicePolicyForKeyVersion);

  android.hardware.security.see.hwcrypto.IHwCryptoKey.DerivedKey deriveKey(in android.hardware.security.see.hwcrypto.IHwCryptoKey.DerivedKeyParameters parameters);

  android.hardware.security.see.hwcrypto.IHwCryptoOperations getHwCryptoOperations();

  enum DeviceKeyId {

    DEVICE_BOUND_KEY,

    BATCH_KEY,

staging/security/see/hwcrypto/aidl/android/hardware/security/see/hwcrypto/IHwCryptoKey.aidl

+16 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
 */

package android.hardware.security.see.hwcrypto;



import android.hardware.security.see.hwcrypto.IHwCryptoOperations;

import android.hardware.security.see.hwcrypto.IOpaqueKey;

import android.hardware.security.see.hwcrypto.KeyPolicy;
@@ -183,4 +184,19 @@ interface IHwCryptoKey { 
     *      <code>HalErrorCode</code> otherwise.

     */

    DerivedKey deriveKey(in DerivedKeyParameters parameters);



    /*

     * getHwCryptoOperations() - Returns an interface used to work on opaque keys. This interface

     *                           can also be used to operate on any opaque key generated by

     *                           hwkeyDeriveVersioned, even if this key has been generated after

     *                           retrieving a IHwCryptoOperations binder object, as long as the

     *                           parent IHwCryptoDeviceKeyAccess is not dropped between retrieving

     *                           the IHwCryptoOperations binder object and deriving the key.

     *                           IHwCryptoOperations can also be used to create opaque keys that

     *                           are not bound to the device.

     *

     * Return:

     *      IHwCryptoOperations on success

     */

    IHwCryptoOperations getHwCryptoOperations();

}