From 69492e9372b8cca25fa4964eac1ab3138f51f006 Mon Sep 17 00:00:00 2001
From: Qi Wu <siofive@google.com>
Date: Sat, 16 Jan 2021 23:39:48 +0800
Subject: Limited use key: feature files

Add files for limited use key feature. So that the app
developer can know whether KeyMint cannot enforce this
feature in hardware, can only enforce when count == 1
or can enforce with any number of count(>=1).

Test: compile
Change-Id: I33349c4f968fa7b16055acd3db2e0cb80c0c5df1
Merged-In: I33349c4f968fa7b16055acd3db2e0cb80c0c5df1
---
 .../android.hardware.keystore.limited_use_key.xml   | 21 +++++++++++++++++++++
 .../android.hardware.keystore.single_use_key.xml    | 21 +++++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 data/etc/android.hardware.keystore.limited_use_key.xml
 create mode 100644 data/etc/android.hardware.keystore.single_use_key.xml

diff --git a/data/etc/android.hardware.keystore.limited_use_key.xml b/data/etc/android.hardware.keystore.limited_use_key.xml
new file mode 100644
index 0000000000..5217086715
--- /dev/null
+++ b/data/etc/android.hardware.keystore.limited_use_key.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<!-- Feature for devices with KeyMint that can enforce limited use key
+     in hardware with any max usage count (including count equals to 1). -->
+<permissions>
+    <feature name="android.hardware.keystore.limited_use_key" />
+</permissions>
\ No newline at end of file
diff --git a/data/etc/android.hardware.keystore.single_use_key.xml b/data/etc/android.hardware.keystore.single_use_key.xml
new file mode 100644
index 0000000000..40e80aaa9b
--- /dev/null
+++ b/data/etc/android.hardware.keystore.single_use_key.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<!-- Feature for devices with KeyMint that only can enforce limited use key
+     in hardware with max usage count equals to 1. -->
+<permissions>
+    <feature name="android.hardware.keystore.single_use_key" />
+</permissions>
\ No newline at end of file
-- 
cgit v1.2.3-59-g8ed1b