65 lines
2 KiB
C
65 lines
2 KiB
C
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// IStream.h
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// #pragma once
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#ifndef __ISTREAMS_H
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#define __ISTREAMS_H
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#include "IMyUnknown.h"
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// {23170F69-40C1-278A-0000-000000010000}
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DEFINE_GUID(IID_ISequentialInStream,
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0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00);
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MIDL_INTERFACE("23170F69-40C1-278A-0000-000000010000")
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ISequentialInStream : public IUnknown
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{
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public:
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// out: if (processedSize == 0) then there are no more bytes
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STDMETHOD(Read)(void *data, UINT32 size, UINT32 *processedSize) = 0;
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STDMETHOD(ReadPart)(void *data, UINT32 size, UINT32 *processedSize) = 0;
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};
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// {23170F69-40C1-278A-0000-000000020000}
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DEFINE_GUID(IID_ISequentialOutStream,
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0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00);
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MIDL_INTERFACE("23170F69-40C1-278A-0000-000000020000")
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ISequentialOutStream : public IUnknown
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{
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public:
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STDMETHOD(Write)(const void *data, UINT32 size, UINT32 *processedSize) = 0;
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STDMETHOD(WritePart)(const void *data, UINT32 size, UINT32 *processedSize) = 0;
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};
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// {23170F69-40C1-278A-0000-000000030000}
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DEFINE_GUID(IID_IInStream,
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0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00);
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MIDL_INTERFACE("23170F69-40C1-278A-0000-000000030000")
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IInStream : public ISequentialInStream
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{
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public:
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STDMETHOD(Seek)(INT64 offset, UINT32 seekOrigin, UINT64 *newPosition) = 0;
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};
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// {23170F69-40C1-278A-0000-000000040000}
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DEFINE_GUID(IID_IOutStream,
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0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00);
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MIDL_INTERFACE("23170F69-40C1-278A-0000-000000040000")
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IOutStream : public ISequentialOutStream
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{
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public:
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STDMETHOD(Seek)(INT64 offset, UINT32 seekOrigin, UINT64 *newPosition) = 0;
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STDMETHOD(SetSize)(INT64 aNewSize) = 0;
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};
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// {23170F69-40C1-278A-0000-000000060000}
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DEFINE_GUID(IID_IStreamGetSize,
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0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00);
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MIDL_INTERFACE("23170F69-40C1-278A-0000-000000060000")
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IStreamGetSize : public IUnknown
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{
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public:
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STDMETHOD(GetSize)(UINT64 *size) = 0;
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};
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#endif
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