Add Drm 1.3

New API(s):
* IDrmFactory::getSupportedCryptoScheme

Bug: 139134043
Test: MediaDrmTest
Change-Id: Ibe8c7eabcbdd96618c7c336281582ff19f349de9

3 files changed, 90 insertions, 0 deletions

diff --git a/drm/1.3/Android.bp b/drm/1.3/Android.bp
new file mode 100644
index 0000000000..b0ffcb92a5
--- /dev/null
+++ b/drm/1.3/Android.bp
@@ -0,0 +1,20 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.drm@1.3",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "IDrmFactory.hal",
+        "ICryptoFactory.hal",
+    ],
+    interfaces: [
+        "android.hardware.drm@1.0",
+        "android.hardware.drm@1.1",
+        "android.hardware.drm@1.2",
+        "android.hidl.base@1.0",
+    ],
+    gen_java: false,
+}
diff --git a/drm/1.3/ICryptoFactory.hal b/drm/1.3/ICryptoFactory.hal
new file mode 100644
index 0000000000..d7864eba61
--- /dev/null
+++ b/drm/1.3/ICryptoFactory.hal
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2019 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.hardware.drm@1.3;
+
+import @1.2::ICryptoFactory;
+
+/**
+ * ICryptoFactory is the main entry point for interacting with a vendor's
+ * crypto HAL to create crypto plugins. Crypto plugins create crypto sessions
+ * which are used by a codec to decrypt protected video content.
+ *
+ * The 1.3 factory must always create 1.2 ICryptoPlugin interfaces, which are
+ * returned via the 1.0 createPlugin method.
+ *
+ * The ICryptoFactory hal is required because all top-level interfaces
+ * have to be updated in a minor uprev.
+ */
+interface ICryptoFactory extends @1.2::ICryptoFactory {
+};
diff --git a/drm/1.3/IDrmFactory.hal b/drm/1.3/IDrmFactory.hal
new file mode 100644
index 0000000000..520802892a
--- /dev/null
+++ b/drm/1.3/IDrmFactory.hal
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2019 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.hardware.drm@1.3;
+
+import @1.2::IDrmFactory;
+
+/**
+ * IDrmFactory is the main entry point for interacting with a vendor's
+ * drm HAL to create drm plugin instances. A drm plugin instance
+ * creates drm sessions which are used to obtain keys for a crypto
+ * session so it can decrypt protected video content.
+ *
+ * The 1.3 factory must always create 1.2 IDrmPlugin interfaces, which are
+ * returned via the 1.0 createPlugin method.
+ */
+
+interface IDrmFactory extends @1.2::IDrmFactory {
+    /**
+     * Return vector of uuids identifying crypto schemes supported by this HAL.
+     *
+     * @return schemes Vector of uuids for which isCryptoSchemeSupported is true;
+     *                 each uuid can be used as input to createPlugin.
+     */
+    getSupportedCryptoSchemes() generates(vec<uint8_t[16]> schemes);
+};