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other-licenses/7zstub/src/7zip/Common/FileStreams.h@97036ab72558 (annotated)

other-licenses/7zstub/src/7zip/Common/FileStreams.h

Tue, 06 Jan 2015 21:39:09 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Tue, 06 Jan 2015 21:39:09 +0100

branch

TOR_BUG_9701

changeset 8

97036ab72558

permissions

-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0	1	// FileStreams.h
michael@0	2
michael@0	3	#ifndef __FILESTREAMS_H
michael@0	4	#define __FILESTREAMS_H
michael@0	5
michael@0	6	#ifdef _WIN32
michael@0	7	#include "../../Windows/FileIO.h"
michael@0	8	#else
michael@0	9	#include "../../Common/C_FileIO.h"
michael@0	10	#endif
michael@0	11
michael@0	12	#include "../IStream.h"
michael@0	13	#include "../../Common/MyCom.h"
michael@0	14
michael@0	15	class CInFileStream:
michael@0	16	public IInStream,
michael@0	17	public IStreamGetSize,
michael@0	18	public CMyUnknownImp
michael@0	19	{
michael@0	20	public:
michael@0	21	#ifdef _WIN32
michael@0	22	NWindows::NFile::NIO::CInFile File;
michael@0	23	#else
michael@0	24	NC::NFile::NIO::CInFile File;
michael@0	25	#endif
michael@0	26	CInFileStream() {}
michael@0	27	virtual ~CInFileStream() {}
michael@0	28
michael@0	29	bool Open(LPCTSTR fileName);
michael@0	30	#ifdef _WIN32
michael@0	31	#ifndef _UNICODE
michael@0	32	bool Open(LPCWSTR fileName);
michael@0	33	#endif
michael@0	34	#endif
michael@0	35
michael@0	36	MY_UNKNOWN_IMP2(IInStream, IStreamGetSize)
michael@0	37
michael@0	38	STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
michael@0	39	STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
michael@0	40
michael@0	41	STDMETHOD(GetSize)(UInt64 *size);
michael@0	42	};
michael@0	43
michael@0	44	#ifndef _WIN32_WCE
michael@0	45	class CStdInFileStream:
michael@0	46	public ISequentialInStream,
michael@0	47	public CMyUnknownImp
michael@0	48	{
michael@0	49	public:
michael@0	50	// HANDLE File;
michael@0	51	// CStdInFileStream() File(INVALID_HANDLE_VALUE): {}
michael@0	52	// void Open() { File = GetStdHandle(STD_INPUT_HANDLE); };
michael@0	53	MY_UNKNOWN_IMP
michael@0	54
michael@0	55	virtual ~CStdInFileStream() {}
michael@0	56	STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
michael@0	57	};
michael@0	58	#endif
michael@0	59
michael@0	60	class COutFileStream:
michael@0	61	public IOutStream,
michael@0	62	public CMyUnknownImp
michael@0	63	{
michael@0	64	public:
michael@0	65	#ifdef _WIN32
michael@0	66	NWindows::NFile::NIO::COutFile File;
michael@0	67	#else
michael@0	68	NC::NFile::NIO::COutFile File;
michael@0	69	#endif
michael@0	70	virtual ~COutFileStream() {}
michael@0	71	bool Create(LPCTSTR fileName, bool createAlways);
michael@0	72	#ifdef _WIN32
michael@0	73	#ifndef _UNICODE
michael@0	74	bool Create(LPCWSTR fileName, bool createAlways);
michael@0	75	#endif
michael@0	76	#endif
michael@0	77
michael@0	78	MY_UNKNOWN_IMP1(IOutStream)
michael@0	79
michael@0	80	STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
michael@0	81	STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
michael@0	82	STDMETHOD(SetSize)(Int64 newSize);
michael@0	83	};
michael@0	84
michael@0	85	#ifndef _WIN32_WCE
michael@0	86	class CStdOutFileStream:
michael@0	87	public ISequentialOutStream,
michael@0	88	public CMyUnknownImp
michael@0	89	{
michael@0	90	public:
michael@0	91	MY_UNKNOWN_IMP
michael@0	92
michael@0	93	virtual ~CStdOutFileStream() {}
michael@0	94	STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
michael@0	95	};
michael@0	96	#endif
michael@0	97
michael@0	98	#endif