platform_hardware_libhardware/tests/hardware/struct-last.cpp
Mathias Agopian d8108ab504 fix circular dependency libnativewindow <-> libui
Bug: 37647680, 37648355
Test: compile, manual
Change-Id: I5aaf07dd76d0d8f5294fb4133c7a0b5e6df3bebc
2017-05-05 14:08:40 -07:00

68 lines
2.3 KiB
C++

/*
* Copyright (C) 2013 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 <cstddef>
#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>
#define GET_PADDING(align, size) (((align) - ((size) % (align))) % (align))
#define CHECK_LAST_MEMBER(type, member) \
do { \
static constexpr size_t calc_size = offsetof(type, member) + sizeof(((type *)0)->member); \
static_assert(sizeof(type) == calc_size + GET_PADDING(alignof(type), calc_size), \
"" #member " is not the last element of " #type); \
} while (0)
void CheckSizes(void) {
//Types defined in hardware.h
CHECK_LAST_MEMBER(hw_module_t, reserved);
CHECK_LAST_MEMBER(hw_device_t, close);
//Types defined in sensors.h
CHECK_LAST_MEMBER(sensors_vec_t, reserved);
CHECK_LAST_MEMBER(sensors_event_t, reserved1);
CHECK_LAST_MEMBER(struct sensor_t, reserved);
CHECK_LAST_MEMBER(sensors_poll_device_1_t, reserved_procs);
//Types defined in fb.h
CHECK_LAST_MEMBER(framebuffer_device_t, reserved_proc);
//Types defined in hwcomposer.h
CHECK_LAST_MEMBER(hwc_layer_1_t, reserved);
CHECK_LAST_MEMBER(hwc_composer_device_1_t, reserved_proc);
//Types defined in gralloc.h
CHECK_LAST_MEMBER(gralloc_module_t, reserved_proc);
CHECK_LAST_MEMBER(alloc_device_t, reserved_proc);
//Types defined in consumerir.h
CHECK_LAST_MEMBER(consumerir_device_t, reserved);
//Types defined in camera_common.h
CHECK_LAST_MEMBER(vendor_tag_ops_t, reserved);
CHECK_LAST_MEMBER(camera_module_t, reserved);
//Types defined in camera3.h
CHECK_LAST_MEMBER(camera3_device_ops_t, reserved);
}