The Tor Browser / file comparison
comparison: other-licenses/7zstub/src/7zip/IStream.h
other-licenses/7zstub/src/7zip/IStream.h
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:6fb363015112 |
|---|---|
| 1 // IStream.h | |
| 2 | |
| 3 #ifndef __ISTREAM_H | |
| 4 #define __ISTREAM_H | |
| 5 | |
| 6 #include "../Common/MyUnknown.h" | |
| 7 #include "../Common/Types.h" | |
| 8 | |
| 9 // "23170F69-40C1-278A-0000-000300xx0000" | |
| 10 | |
| 11 #define STREAM_INTERFACE_SUB(i, b, x) \ | |
| 12 DEFINE_GUID(IID_ ## i, \ | |
| 13 0x23170F69, 0x40C1, 0x278A, 0x00, 0x00, 0x00, 0x03, 0x00, x, 0x00, 0x00); \ | |
| 14 struct i: public b | |
| 15 | |
| 16 #define STREAM_INTERFACE(i, x) STREAM_INTERFACE_SUB(i, IUnknown, x) | |
| 17 | |
| 18 STREAM_INTERFACE(ISequentialInStream, 0x01) | |
| 19 { | |
| 20 STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize) PURE; | |
| 21 /* | |
| 22 Out: if size != 0, return_value = S_OK and (*processedSize == 0), | |
| 23 then there are no more bytes in stream. | |
| 24 if (size > 0) && there are bytes in stream, | |
| 25 this function must read at least 1 byte. | |
| 26 This function is allowed to read less than number of remaining bytes in stream. | |
| 27 You must call Read function in loop, if you need exact amount of data | |
| 28 */ | |
| 29 }; | |
| 30 | |
| 31 STREAM_INTERFACE(ISequentialOutStream, 0x02) | |
| 32 { | |
| 33 STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize) PURE; | |
| 34 /* | |
| 35 if (size > 0) this function must write at least 1 byte. | |
| 36 This function is allowed to write less than "size". | |
| 37 You must call Write function in loop, if you need to write exact amount of data | |
| 38 */ | |
| 39 }; | |
| 40 | |
| 41 STREAM_INTERFACE_SUB(IInStream, ISequentialInStream, 0x03) | |
| 42 { | |
| 43 STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) PURE; | |
| 44 }; | |
| 45 | |
| 46 STREAM_INTERFACE_SUB(IOutStream, ISequentialOutStream, 0x04) | |
| 47 { | |
| 48 STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition) PURE; | |
| 49 STDMETHOD(SetSize)(Int64 newSize) PURE; | |
| 50 }; | |
| 51 | |
| 52 STREAM_INTERFACE(IStreamGetSize, 0x06) | |
| 53 { | |
| 54 STDMETHOD(GetSize)(UInt64 *size) PURE; | |
| 55 }; | |
| 56 | |
| 57 STREAM_INTERFACE(IOutStreamFlush, 0x07) | |
| 58 { | |
| 59 STDMETHOD(Flush)() PURE; | |
| 60 }; | |
| 61 | |
| 62 #endif |
