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RKP spec: fix public key info description

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The PartyInfo for a P-256 public key is encoded as (x||y) not
(0x04||x||y).

Test: VtsHalRemotelyProvisionedComponentTargetTest
Change-Id: Iae5dc624228d4e1e538e230968443925ec8b55fc
This commit is contained in:
David Drysdale
2023-02-13 12:05:43 +00:00
parent 47c304ee1e
commit cdf8ed3f6f
1 changed files with 1 additions and 1 deletions
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security/rkp/aidl/android/hardware/security/keymint/ProtectedData.aidl
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@@ -70,7 +70,7 @@ parcelable ProtectedData {
* ; HKDF. See details on use in ProtectedData comments above. The public key data
* ; included in the other field of PartyUInfo / PartyVInfo is encoded as:
* ; - a raw 32-byte public key for X25519
* ; - uncompressed SEC-1 coordinate data (0x04 || x || y) for P-256
* ; - raw coordinate data (x || y) for P-256
* Context = [
* AlgorithmID : 3 ; AES-GCM 256
* PartyUInfo : [