4c2aa4c223
Ensure none of the HAL structs change size over time. Issues might arise when making changes without taking the different pointer sizes for specific architectures into account. Change-Id: I63f00004a23f09b2f46df01e7c69296766a5d03f
76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <system/window.h>
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#include <hardware/hardware.h>
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#include <hardware/sensors.h>
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#include <hardware/fb.h>
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#include <hardware/hwcomposer.h>
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#include <hardware/gralloc.h>
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#include <hardware/consumerir.h>
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#include <hardware/camera_common.h>
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#include <hardware/camera3.h>
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template<size_t> static constexpr size_t CheckSizeHelper(size_t, size_t);
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template<> constexpr size_t CheckSizeHelper<4>(size_t size32, size_t size64) {
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return size32;
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}
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template<> constexpr size_t CheckSizeHelper<8>(size_t size32, size_t size64) {
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return size64;
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}
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template<typename T, size_t size32, size_t size64> static void CheckTypeSize() {
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const size_t mySize = CheckSizeHelper<sizeof(void *)>(size32, size64);
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static_assert(sizeof(T) == mySize, "struct is the wrong size");
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}
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void CheckSizes(void) {
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//Types defined in hardware.h
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CheckTypeSize<hw_module_t, 128, 248>();
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CheckTypeSize<hw_device_t, 64, 120>();
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//Types defined in sensors.h
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CheckTypeSize<sensors_vec_t, 16, 16>();
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CheckTypeSize<sensors_event_t, 104, 104>();
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CheckTypeSize<struct sensor_t, 68, 104>();
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CheckTypeSize<sensors_poll_device_1_t, 116, 224>();
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//Types defined in fb.h
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CheckTypeSize<framebuffer_device_t, 184, 288>();
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//Types defined in hwcomposer.h
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CheckTypeSize<hwc_layer_1_t, 96, 120>();
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CheckTypeSize<hwc_composer_device_1_t, 116, 224>();
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//Types defined in gralloc.h
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CheckTypeSize<gralloc_module_t, 176, 344>();
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CheckTypeSize<alloc_device_t, 104, 200>();
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//Types defined in consumerir.h
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CheckTypeSize<consumerir_device_t, 96, 184>();
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//Types defined in camera_common.h
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CheckTypeSize<vendor_tag_ops_t, 52, 104>();
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CheckTypeSize<camera_module_t, 176, 344>();
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//Types defined in camera3.h
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CheckTypeSize<camera3_device_ops_t, 64, 128>();
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}
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