/*
* Copyright (c) 2025 Huawei Device Co., Ltd.
* 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.
*/
package ohos.hdi.display.buffer.v1_3;
import ohos.hdi.display.buffer.v1_0.DisplayBufferType;
import ohos.hdi.display.buffer.v1_2.DisplayBufferType;
import ohos.hdi.display.buffer.v1_2.IMapper;
interface IMapper extends ohos.hdi.display.buffer.v1_2.IMapper {
/**
* @brief the function to alloc memory
*
* @param info describs the buffer to be alloced
* @param handle the allocated buffer handle
*
* @return Returns 0 if the operation is successful; returns an error code defined
* in {@link DispErrCode} otherwise.
* @since 6.0
* @version 1.3
*/
AllocMem([in] struct AllocInfo info, [out] NativeBuffer handle);
/**
* @brief the function to alloc memory
*
* @param info describs the buffer to be alloced
* @param handle the allocated buffer handle
*
* @return Returns 0 if the operation is successful; returns an error code defined
* in {@link DispErrCode} otherwise.
* @since 6.0
* @version 1.0
*/
ReAllocMem([in] struct AllocInfo info, [in] NativeBuffer inHandle, [out] NativeBuffer outHandle);
/**
* @brief the function to passthrough, do not use ipc
*
* @param info describs the buffer to be passthrough
*
* @return Returns 0 if the operation is successful; returns an error code defined
* in {@link DispErrCode} otherwise.
* @since 6.0
* @version 1.0
*/
IsSupportAllocPassthrough([in] struct AllocInfo info);
}