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Commit 0d520e8e authored by Andrew Scull's avatar Andrew Scull
Browse files

Add security version to config descriptor 

Introduce a field to the configuration descriptor that provides a
standard semantically-defined version number rather than the
vendor-defined component version which acts more like a build ID.

Test: n/a
Bug: 282205139
Change-Id: Idb0c991ab12ae75687236f2489e639e4422a0225
parent 2ba43ea9

security/rkp/README.md

+5 −0
Original line number Diff line number Diff line
@@ -324,6 +324,11 @@ the range \[-70000, -70999\] (these are reserved for future additions here). 
:                   :        :            : boot stage                        :

| Resettable        | -70004 | null       | If present, key changes on factory|

:                   :        :            : reset                             :

| Security version  | -70005 | uint       | Machine-comparable, monotonically |

:                   :        :            : increasing version of the firmware:

:                   :        :            : component / boot stage where a    :

:                   :        :            : greater value indicates a newer   :

:                   :        :            : version                           :

```



Please see

security/rkp/aidl/android/hardware/security/keymint/IRemotelyProvisionedComponent.aidl

+1 −0
Original line number Diff line number Diff line
@@ -427,6 +427,7 @@ interface IRemotelyProvisionedComponent { 
     *         ? -70002 : tstr,                         ; Component name

     *         ? -70003 : int / tstr,                   ; Component version

     *         ? -70004 : null,                         ; Resettable

     *         ? -70005 : uint,                         ; Security version

     *     },

     *     -4670549 : bstr,                         ; Authority Hash

     *     ? -4670550 : bstr,                       ; Authority Descriptor