Create Codec2.0 service

Test: adb shell setenforce 0
adb shell /vendor/bin/hw/vendor.google.media.c2@1.0-service &
adb shell /vendor/bin/hw/vendor.google.media.c2@1.0-service-system &
adb shell lshal | grep media.c2

Test: Builds

Bug: 31973802
Bug: 64121714
Change-Id: I1912e6d52e710436422f1681db0ab1dc029d3a89
diff --git a/services/codec2/vendor.cpp b/services/codec2/vendor.cpp
new file mode 100644
index 0000000..60b51e2
--- /dev/null
+++ b/services/codec2/vendor.cpp
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2018 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.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "vendor.google.media.c2@1.0-service"
+
+#include <codec2/hidl/1.0/ComponentStore.h>
+#include <hidl/HidlTransportSupport.h>
+#include <minijail.h>
+
+#include <C2Component.h>
+
+// TODO: Remove this once "setenv()" call is removed.
+#include <stdlib.h>
+
+// This is created by module "codec2.vendor.base.policy". This can be modified.
+static constexpr char kBaseSeccompPolicyPath[] =
+        "/vendor/etc/seccomp_policy/codec2.vendor.base.policy";
+
+// Additional device-specific seccomp permissions can be added in this file.
+static constexpr char kExtSeccompPolicyPath[] =
+        "/vendor/etc/seccomp_policy/codec2.vendor.ext.policy";
+
+// TODO: Replace with a valid C2ComponentStore implementation.
+class DummyC2Store : public C2ComponentStore {
+public:
+    DummyC2Store() = default;
+
+    virtual ~DummyC2Store() override = default;
+
+    virtual C2String getName() const override {
+        return "default";
+    }
+
+    virtual c2_status_t createComponent(
+            C2String /*name*/,
+            std::shared_ptr<C2Component>* const /*component*/) override {
+        return C2_NOT_FOUND;
+    }
+
+    virtual c2_status_t createInterface(
+            C2String /* name */,
+            std::shared_ptr<C2ComponentInterface>* const /* interface */) override {
+        return C2_NOT_FOUND;
+    }
+
+    virtual std::vector<std::shared_ptr<const C2Component::Traits>>
+            listComponents() override {
+        return {};
+    }
+
+    virtual c2_status_t copyBuffer(
+            std::shared_ptr<C2GraphicBuffer> /* src */,
+            std::shared_ptr<C2GraphicBuffer> /* dst */) override {
+        return C2_OMITTED;
+    }
+
+    virtual c2_status_t query_sm(
+        const std::vector<C2Param*>& /* stackParams */,
+        const std::vector<C2Param::Index>& /* heapParamIndices */,
+        std::vector<std::unique_ptr<C2Param>>* const /* heapParams */) const override {
+        return C2_OMITTED;
+    }
+
+    virtual c2_status_t config_sm(
+            const std::vector<C2Param*>& /* params */,
+            std::vector<std::unique_ptr<C2SettingResult>>* const /* failures */) override {
+        return C2_OMITTED;
+    }
+
+    virtual std::shared_ptr<C2ParamReflector> getParamReflector() const override {
+        return nullptr;
+    }
+
+    virtual c2_status_t querySupportedParams_nb(
+            std::vector<std::shared_ptr<C2ParamDescriptor>>* const /* params */) const override {
+        return C2_OMITTED;
+    }
+
+    virtual c2_status_t querySupportedValues_sm(
+            std::vector<C2FieldSupportedValuesQuery>& /* fields */) const override {
+        return C2_OMITTED;
+    }
+};
+
+int main(int /* argc */, char** /* argv */) {
+    ALOGD("vendor.google.media.c2@1.0-service starting...");
+
+    // TODO: Remove this when all the build settings and sepolicies are in place.
+    setenv("TREBLE_TESTING_OVERRIDE", "true", true);
+
+    signal(SIGPIPE, SIG_IGN);
+    android::SetUpMinijail(kBaseSeccompPolicyPath, kExtSeccompPolicyPath);
+
+    // Extra threads may be needed to handle a stacked IPC sequence that
+    // contains alternating binder and hwbinder calls. (See b/35283480.)
+    android::hardware::configureRpcThreadpool(8, true /* callerWillJoin */);
+
+    // Create IComponentStore service.
+    {
+        using namespace ::vendor::google::media::c2::V1_0;
+        android::sp<IComponentStore> store =
+                new implementation::ComponentStore(
+                // TODO: Replace this with a valid C2ComponentStore
+                // implementation.
+                std::make_shared<DummyC2Store>());
+        if (store == nullptr) {
+            ALOGE("Cannot create Codec2's IComponentStore service.");
+        } else {
+            if (store->registerAsService("default") != android::OK) {
+                ALOGE("Cannot register Codec2's "
+                        "IComponentStore service.");
+            } else {
+                ALOGI("Codec2's IComponentStore service created.");
+            }
+        }
+    }
+
+    android::hardware::joinRpcThreadpool();
+    return 0;
+}
+