1 files changed, 76 insertions, 0 deletions
diff --git a/tests/hardware/struct-size.cpp b/tests/hardware/struct-size.cpp
new file mode 100644
index 0000000..4207ea8
--- /dev/null
+++ b/tests/hardware/struct-size.cpp
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2012 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.
+ */
+
+
+#include <system/window.h>
+#include <hardware/hardware.h>
+#include <hardware/sensors.h>
+#include <hardware/fb.h>
+#include <hardware/hwcomposer.h>
+#include <hardware/gralloc.h>
+#include <hardware/consumerir.h>
+#include <hardware/camera_common.h>
+#include <hardware/camera3.h>
+
+template<size_t> static constexpr size_t CheckSizeHelper(size_t, size_t);
+
+template<> constexpr size_t CheckSizeHelper<4>(size_t size32, size_t size64) {
+    return size32;
+}
+
+template<> constexpr size_t CheckSizeHelper<8>(size_t size32, size_t size64) {
+    return size64;
+}
+
+template<typename T, size_t size32, size_t size64> static void CheckTypeSize() {
+    const size_t mySize = CheckSizeHelper<sizeof(void *)>(size32, size64);
+
+    static_assert(sizeof(T) == mySize, "struct is the wrong size");
+}
+
+void CheckSizes(void) {
+    //Types defined in hardware.h
+    CheckTypeSize<hw_module_t, 128, 248>();
+    CheckTypeSize<hw_device_t, 64, 120>();
+
+    //Types defined in sensors.h
+    CheckTypeSize<sensors_vec_t, 16, 16>();
+    CheckTypeSize<sensors_event_t, 104, 104>();
+    CheckTypeSize<struct sensor_t, 68, 104>();
+    CheckTypeSize<sensors_poll_device_1_t, 116, 224>();
+
+    //Types defined in fb.h
+    CheckTypeSize<framebuffer_device_t, 184, 288>();
+
+    //Types defined in hwcomposer.h
+    CheckTypeSize<hwc_layer_1_t, 96, 120>();
+    CheckTypeSize<hwc_composer_device_1_t, 116, 224>();
+
+    //Types defined in gralloc.h
+    CheckTypeSize<gralloc_module_t, 176, 344>();
+    CheckTypeSize<alloc_device_t, 104, 200>();
+
+    //Types defined in consumerir.h
+    CheckTypeSize<consumerir_device_t, 96, 184>();
+
+    //Types defined in camera_common.h
+    CheckTypeSize<vendor_tag_ops_t, 52, 104>();
+    CheckTypeSize<camera_module_t, 176, 344>();
+
+    //Types defined in camera3.h
+    CheckTypeSize<camera3_device_ops_t, 64, 128>();
+}
+