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/*
* Copyright 2021 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 <ui/DisplayMode.h>
#include <cstdint>
#include <ui/FlattenableHelpers.h>
#define RETURN_IF_ERROR(op) \
if (const status_t status = (op); status != OK) return status;
namespace android::ui {
size_t DisplayMode::getFlattenedSize() const {
return FlattenableHelpers::getFlattenedSize(id) +
FlattenableHelpers::getFlattenedSize(resolution) +
FlattenableHelpers::getFlattenedSize(xDpi) +
FlattenableHelpers::getFlattenedSize(yDpi) +
FlattenableHelpers::getFlattenedSize(refreshRate) +
FlattenableHelpers::getFlattenedSize(appVsyncOffset) +
FlattenableHelpers::getFlattenedSize(sfVsyncOffset) +
FlattenableHelpers::getFlattenedSize(presentationDeadline) +
FlattenableHelpers::getFlattenedSize(group);
}
status_t DisplayMode::flatten(void* buffer, size_t size) const {
if (size < getFlattenedSize()) {
return NO_MEMORY;
}
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, id));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, resolution));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, xDpi));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, yDpi));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, refreshRate));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, appVsyncOffset));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, sfVsyncOffset));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, presentationDeadline));
RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, group));
return OK;
}
status_t DisplayMode::unflatten(const void* buffer, size_t size) {
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &id));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &resolution));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &xDpi));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &yDpi));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &refreshRate));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &appVsyncOffset));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &sfVsyncOffset));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &presentationDeadline));
RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &group));
return OK;
}
} // namespace android::ui
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