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/*
* Copyright 2019-2021 Diligent Graphics LLC
* Copyright 2015-2019 Egor Yusov
*
* 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.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#pragma once
/// \file
/// Defines Diligent::IFileStream interface
#include "Object.h"
#include "DataBlob.h"
DILIGENT_BEGIN_NAMESPACE(Diligent)
/// IFileStream interface unique identifier
// {E67F386C-6A5A-4A24-A0CE-C66435465D41}
static const struct INTERFACE_ID IID_FileStream =
{0xe67f386c, 0x6a5a, 0x4a24, {0xa0, 0xce, 0xc6, 0x64, 0x35, 0x46, 0x5d, 0x41}};
// clang-format off
#define DILIGENT_INTERFACE_NAME IFileStream
#include "DefineInterfaceHelperMacros.h"
#define IFileStreamInclusiveMethods \
IObjectInclusiveMethods; \
IFileStreamMethods FileStream
/// Base interface for a file stream
DILIGENT_BEGIN_INTERFACE(IFileStream, IObject)
{
/// Reads data from the stream
VIRTUAL bool METHOD(Read)(THIS_
void* Data,
size_t BufferSize) PURE;
VIRTUAL void METHOD(ReadBlob)(THIS_
IDataBlob* pData) PURE;
/// Writes data to the stream
VIRTUAL bool METHOD(Write)(THIS_
const void* Data,
size_t Size) PURE;
VIRTUAL size_t METHOD(GetSize)(THIS) PURE;
VIRTUAL bool METHOD(IsValid)(THIS) PURE;
};
DILIGENT_END_INTERFACE
#include "UndefInterfaceHelperMacros.h"
#if DILIGENT_C_INTERFACE
// clang-format off
# define IFileStream_Read(This, ...) CALL_IFACE_METHOD(FileStream, Read, This, __VA_ARGS__)
# define IFileStream_ReadBlob(This, ...) CALL_IFACE_METHOD(FileStream, ReadBlob, This, __VA_ARGS__)
# define IFileStream_Write(This, ...) CALL_IFACE_METHOD(FileStream, Write, This, __VA_ARGS__)
# define IFileStream_GetSize(This) CALL_IFACE_METHOD(FileStream, GetSize, This)
# define IFileStream_IsValid(This) CALL_IFACE_METHOD(FileStream, IsValid, This)
// clang-format on
#endif
DILIGENT_END_NAMESPACE // namespace Diligent
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