trusty: Add IStatsSetter interface

Add android.trusty.stats.nw.setter.IStatsSetter interface
for sending an IStats interface from Android to Trusty.

Bug: 259517277
Test: /data/nativetest64/vendor/trusty_stats_test/trusty_stats_test
Change-Id: Ie3976cdf069dd47b51477a70eb597c76de79f522
diff --git a/trusty/stats/aidl/Android.bp b/trusty/stats/aidl/Android.bp
new file mode 100644
index 0000000..078cc99
--- /dev/null
+++ b/trusty/stats/aidl/Android.bp
@@ -0,0 +1,39 @@
+// Copyright (C) 2023 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.
+
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+aidl_interface {
+    name: "android.trusty.stats.nw.setter",
+    unstable: true,
+    vendor_available: true,
+    srcs: [
+        "android/trusty/stats/nw/setter/IStatsSetter.aidl",
+    ],
+    imports: ["android.frameworks.stats-V1"],
+    backend: {
+        cpp: {
+            enabled: true,
+        },
+        java: {
+            enabled: false,
+            platform_apis: false,
+        },
+        ndk: {
+            enabled: false,
+        },
+    },
+}
diff --git a/trusty/stats/aidl/android/trusty/stats/nw/setter/IStatsSetter.aidl b/trusty/stats/aidl/android/trusty/stats/nw/setter/IStatsSetter.aidl
new file mode 100644
index 0000000..f44f4a3
--- /dev/null
+++ b/trusty/stats/aidl/android/trusty/stats/nw/setter/IStatsSetter.aidl
@@ -0,0 +1,28 @@
+//
+// Copyright (C) 2023 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.
+//
+package android.trusty.stats.nw.setter;
+
+import android.frameworks.stats.IStats;
+
+interface IStatsSetter {
+    /**
+     * Set the IStats interface facet.
+     *
+     * @param istats The IStats facet provided by the caller for the remote
+     *        service to report IStats' VendorAtom.
+     */
+    void setInterface(in IStats istats);
+}