graphics: add IAllocator service daemon

Bug: 32021161
Test: builds and boots
Change-Id: I2752559c4e168a4ea7cbd9223ef3692cdeda96f6

3 files changed, 71 insertions, 0 deletions

diff --git a/graphics/allocator/2.0/default/Android.bp b/graphics/allocator/2.0/default/Android.bp
index 9a247735d4..8eac8f5292 100644
--- a/graphics/allocator/2.0/default/Android.bp
+++ b/graphics/allocator/2.0/default/Android.bp
@@ -15,6 +15,21 @@ cc_library_shared {
     ],
 }
 
+cc_binary {
+    name: "android.hardware.graphics.allocator@2.0-service",
+    relative_install_path: "hw",
+    srcs: ["service.cpp"],
+    init_rc: ["android.hardware.graphics.allocator@2.0-service.rc"],
+
+    shared_libs: [
+        "android.hardware.graphics.allocator@2.0",
+        "libhidl",
+        "libhwbinder",
+        "liblog",
+        "libutils",
+    ],
+}
+
 cc_library_static {
     name: "libgralloc1-adapter",
     srcs: ["gralloc1-adapter.c"],
diff --git a/graphics/allocator/2.0/default/android.hardware.graphics.allocator@2.0-service.rc b/graphics/allocator/2.0/default/android.hardware.graphics.allocator@2.0-service.rc
new file mode 100644
index 0000000000..8bb0d85ebb
--- /dev/null
+++ b/graphics/allocator/2.0/default/android.hardware.graphics.allocator@2.0-service.rc
@@ -0,0 +1,5 @@
+service gralloc-2-0 /system/bin/hw/android.hardware.graphics.allocator@2.0-service
+    class hal
+    user system
+    group graphics drmrpc readproc
+    onrestart restart surfaceflinger
diff --git a/graphics/allocator/2.0/default/service.cpp b/graphics/allocator/2.0/default/service.cpp
new file mode 100644
index 0000000000..fd89aa8054
--- /dev/null
+++ b/graphics/allocator/2.0/default/service.cpp
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2016 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_TAG "GrallocService"
+
+#include <android/hardware/graphics/allocator/2.0/IAllocator.h>
+#include <hwbinder/IPCThreadState.h>
+#include <hwbinder/ProcessState.h>
+#include <utils/StrongPointer.h>
+
+using android::sp;
+using android::hardware::IPCThreadState;
+using android::hardware::ProcessState;
+using android::hardware::graphics::allocator::V2_0::IAllocator;
+
+int main()
+{
+    const char instance[] = "gralloc";
+
+    ALOGI("Service is starting.");
+
+    sp<IAllocator> service = IAllocator::getService(instance,
+            true /* getStub */);
+    if (service == nullptr) {
+        ALOGI("getService returned NULL");
+        return -1;
+    }
+
+    LOG_FATAL_IF(service->isRemote(), "Service is REMOTE!");
+
+    service->registerAsService(instance);
+
+    ProcessState::self()->setThreadPoolMaxThreadCount(0);
+    ProcessState::self()->startThreadPool();
+    IPCThreadState::self()->joinThreadPool();
+
+    return 0;
+}