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81390 discussions

[tkreuzer] 56799: [RTL] Fix remainung RtlBitmapApi tests
by tkreuzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: tkreuzer Date: Sun Jun 24 18:33:08 2012 New Revision: 56799 URL: http://svn.reactos.org/svn/reactos?rev=56799&view=rev Log: [RTL] Fix remainung RtlBitmapApi tests Modified: trunk/reactos/lib/rtl/bitmap.c Modified: trunk/reactos/lib/rtl/bitmap.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/bitmap.c?rev=56799… ============================================================================== --- trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] Sun Jun 24 18:33:08 2012 @@ -450,10 +450,14 @@ return MAXULONG; } + /* Check if the hint is outside the bitmap */ + if (HintIndex >= BitMapHeader->SizeOfBitMap) HintIndex = 0; + /* Check for trivial case */ if (NumberToFind == 0) { - return HintIndex; + /* Return hint rounded down to byte margin */ + return HintIndex & ~7; } /* First margin is end of bitmap */ @@ -514,10 +518,14 @@ return MAXULONG; } + /* Check if the hint is outside the bitmap */ + if (HintIndex >= BitMapHeader->SizeOfBitMap) HintIndex = 0; + /* Check for trivial case */ if (NumberToFind == 0) { - return HintIndex; + /* Return hint rounded down to byte margin */ + return HintIndex & ~7; } /* First margin is end of bitmap */

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[tkreuzer] 56798: [NTDLL_APITEST] Add some more tests for rtl bitmap functions
by tkreuzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: tkreuzer Date: Sun Jun 24 18:28:33 2012 New Revision: 56798 URL: http://svn.reactos.org/svn/reactos?rev=56798&view=rev Log: [NTDLL_APITEST] Add some more tests for rtl bitmap functions Modified: trunk/rostests/apitests/ntdll/RtlBitmap.c Modified: trunk/rostests/apitests/ntdll/RtlBitmap.c URL: http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/ntdll/RtlBitmap.… ============================================================================== --- trunk/rostests/apitests/ntdll/RtlBitmap.c [iso-8859-1] (original) +++ trunk/rostests/apitests/ntdll/RtlBitmap.c [iso-8859-1] Sun Jun 24 18:28:33 2012 @@ -290,6 +290,7 @@ ok_int(RtlFindClearBits(&BitMapHeader, 1, 1), -1); RtlInitializeBitMap(&BitMapHeader, Buffer, 8); + ok_int(RtlFindClearBits(&BitMapHeader, 0, 3), 0); ok_int(RtlFindClearBits(&BitMapHeader, 1, 0), 1); ok_int(RtlFindClearBits(&BitMapHeader, 1, 1), 1); ok_int(RtlFindClearBits(&BitMapHeader, 1, 2), 4); @@ -298,14 +299,21 @@ ok_int(RtlFindClearBits(&BitMapHeader, 3, 0), -1); RtlInitializeBitMap(&BitMapHeader, Buffer, 32); + ok_int(RtlFindClearBits(&BitMapHeader, 0, 3), 0); + ok_int(RtlFindClearBits(&BitMapHeader, 0, 21), 16); + ok_int(RtlFindClearBits(&BitMapHeader, 0, 12), 8); + ok_int(RtlFindClearBits(&BitMapHeader, 0, 31), 24); + ok_int(RtlFindClearBits(&BitMapHeader, 0, 32), 0); + ok_int(RtlFindClearBits(&BitMapHeader, 0, 39), 0); ok_int(RtlFindClearBits(&BitMapHeader, 4, 0), 11); ok_int(RtlFindClearBits(&BitMapHeader, 5, 0), 20); ok_int(RtlFindClearBits(&BitMapHeader, 4, 11), 11); ok_int(RtlFindClearBits(&BitMapHeader, 4, 12), 20); ok_int(RtlFindClearBits(&BitMapHeader, 2, 11), 11); ok_int(RtlFindClearBits(&BitMapHeader, 2, 12), 12); - ok_int(RtlFindClearBits(&BitMapHeader, 0, 12), 8); - ok_int(RtlFindClearBits(&BitMapHeader, 0, 39), 0); + ok_int(RtlFindClearBits(&BitMapHeader, 1, 32), 1); + ok_int(RtlFindClearBits(&BitMapHeader, 4, 32), 11); + ok_int(RtlFindClearBits(&BitMapHeader, 5, 32), 20); } @@ -325,6 +333,7 @@ ok_int(RtlFindSetBits(&BitMapHeader, 1, 1), -1); RtlInitializeBitMap(&BitMapHeader, Buffer, 8); + ok_int(RtlFindSetBits(&BitMapHeader, 0, 3), 0); ok_int(RtlFindSetBits(&BitMapHeader, 1, 0), 1); ok_int(RtlFindSetBits(&BitMapHeader, 1, 1), 1); ok_int(RtlFindSetBits(&BitMapHeader, 1, 2), 4); @@ -333,14 +342,20 @@ ok_int(RtlFindSetBits(&BitMapHeader, 3, 0), -1); RtlInitializeBitMap(&BitMapHeader, Buffer, 32); + ok_int(RtlFindSetBits(&BitMapHeader, 0, 3), 0); + ok_int(RtlFindSetBits(&BitMapHeader, 0, 21), 16); + ok_int(RtlFindSetBits(&BitMapHeader, 0, 12), 8); + ok_int(RtlFindSetBits(&BitMapHeader, 0, 31), 24); + ok_int(RtlFindSetBits(&BitMapHeader, 0, 32), 0); + ok_int(RtlFindSetBits(&BitMapHeader, 0, 39), 0); ok_int(RtlFindSetBits(&BitMapHeader, 4, 0), 11); ok_int(RtlFindSetBits(&BitMapHeader, 5, 0), 20); ok_int(RtlFindSetBits(&BitMapHeader, 4, 11), 11); ok_int(RtlFindSetBits(&BitMapHeader, 4, 12), 20); ok_int(RtlFindSetBits(&BitMapHeader, 2, 11), 11); - ok_int(RtlFindSetBits(&BitMapHeader, 2, 12), 12); - ok_int(RtlFindSetBits(&BitMapHeader, 0, 12), 8); - ok_int(RtlFindSetBits(&BitMapHeader, 0, 39), 0); + ok_int(RtlFindSetBits(&BitMapHeader, 1, 32), 1); + ok_int(RtlFindSetBits(&BitMapHeader, 4, 32), 11); + ok_int(RtlFindSetBits(&BitMapHeader, 5, 32), 20); }

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[tkreuzer] 56797: [RTL] Fix a really stupid mistake in RtlNumberOfSetBits
by tkreuzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: tkreuzer Date: Sun Jun 24 17:50:46 2012 New Revision: 56797 URL: http://svn.reactos.org/svn/reactos?rev=56797&view=rev Log: [RTL] Fix a really stupid mistake in RtlNumberOfSetBits Modified: trunk/reactos/lib/rtl/bitmap.c Modified: trunk/reactos/lib/rtl/bitmap.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/bitmap.c?rev=56797… ============================================================================== --- trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] Sun Jun 24 17:50:46 2012 @@ -415,7 +415,7 @@ Byte = (PUCHAR)BitMapHeader->Buffer; MaxByte = Byte + BitMapHeader->SizeOfBitMap / 8; - while (Byte < MaxByte); + while (Byte < MaxByte) { BitCount += BitCountTable[*Byte++]; }

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[pschweitzer] 56796: [RTL] Fix c/p mistake in PropertyLengthAsVariant
by pschweitzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: pschweitzer Date: Sun Jun 24 16:23:28 2012 New Revision: 56796 URL: http://svn.reactos.org/svn/reactos?rev=56796&view=rev Log: [RTL] Fix c/p mistake in PropertyLengthAsVariant Modified: trunk/reactos/lib/rtl/propvar.c Modified: trunk/reactos/lib/rtl/propvar.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/propvar.c?rev=5679… ============================================================================== --- trunk/reactos/lib/rtl/propvar.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/propvar.c [iso-8859-1] Sun Jun 24 16:23:28 2012 @@ -67,7 +67,7 @@ IN USHORT CodePage, IN BYTE bReserved) { - BOOLEAN Success = FALSE; + ULONG Length = 0; PVOID BaseAddress = NULL; ULONG (*ProcedureAddress)(PSERIALIZEDPROPERTYVALUE, ULONG, USHORT, BYTE); @@ -77,7 +77,7 @@ ProcedureAddress = LoadOle32Export(&BaseAddress, "StgPropertyLengthAsVariant"); - Success = ProcedureAddress(pProp, cbProp, CodePage, bReserved); + Length = ProcedureAddress(pProp, cbProp, CodePage, bReserved); } _SEH2_FINALLY { @@ -88,7 +88,7 @@ } _SEH2_END; - return Success; + return Length; } /*

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[pschweitzer] 56795: [RTL] Implement RtlConvertVariantToProperty, RtlConvertPropertyToVariant, PropertyLengthAsVariant Those are just wrappers around Ole32 functions.
by pschweitzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: pschweitzer Date: Sun Jun 24 14:11:55 2012 New Revision: 56795 URL: http://svn.reactos.org/svn/reactos?rev=56795&view=rev Log: [RTL] Implement RtlConvertVariantToProperty, RtlConvertPropertyToVariant, PropertyLengthAsVariant Those are just wrappers around Ole32 functions. Modified: trunk/reactos/lib/rtl/propvar.c Modified: trunk/reactos/lib/rtl/propvar.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/propvar.c?rev=5679… ============================================================================== --- trunk/reactos/lib/rtl/propvar.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/propvar.c [iso-8859-1] Sun Jun 24 14:11:55 2012 @@ -3,7 +3,7 @@ * PROJECT: ReactOS system libraries * FILE: lib/rtl/propvar.c * PURPOSE: Native properties and variants API - * PROGRAMMER: + * PROGRAMMER: Pierre Schweitzer (pierre(a)reactos.org) */ /* INCLUDES *****************************************************************/ @@ -15,66 +15,152 @@ /* FUNCTIONS ***************************************************************/ +UNICODE_STRING Old32Dll = RTL_CONSTANT_STRING(L"ole32.dll"); +/* FIXME: (or not) + * Define those here to allow build. They don't need to be dereferenced + * so it's OK. + * Furthermore till Vista those Ole32 API were private so those defines + * should be made in a private header + * Finally, having those defined that way allows to write that code plain C. + */ +typedef PVOID PPMemoryAllocator; +typedef PVOID PSERIALIZEDPROPERTYVALUE; + /* - * @unimplemented + * @implemented */ -NTSTATUS -NTAPI -PropertyLengthAsVariant ( - DWORD Unknown0, - DWORD Unknown1, - DWORD Unknown2, - DWORD Unknown3 - ) +PVOID +LoadOle32Export(PVOID * BaseAddress, const PCHAR ProcedureName) { - return (STATUS_NOT_IMPLEMENTED); + NTSTATUS Status; + ANSI_STRING ExportName; + PVOID ProcedureAddress; + + /* First load ole32.dll */ + Status = LdrLoadDll(NULL, NULL, &Old32Dll, BaseAddress); + if (!NT_SUCCESS(Status)) + { + RtlRaiseStatus(Status); + } + + RtlInitAnsiString(&ExportName, ProcedureName); + + /* Look for the procedure */ + Status = LdrGetProcedureAddress(*BaseAddress, &ExportName, + 0, &ProcedureAddress); + if (!NT_SUCCESS(Status)) + { + RtlRaiseStatus(Status); + } + + /* Return its address */ + return ProcedureAddress; } /* - * @unimplemented + * @implemented + */ +ULONG +NTAPI +PropertyLengthAsVariant(IN PSERIALIZEDPROPERTYVALUE pProp, + IN ULONG cbProp, + IN USHORT CodePage, + IN BYTE bReserved) +{ + BOOLEAN Success = FALSE; + PVOID BaseAddress = NULL; + ULONG (*ProcedureAddress)(PSERIALIZEDPROPERTYVALUE, ULONG, USHORT, BYTE); + + _SEH2_TRY + { + /* Simply call the appropriate Ole32 export */ + ProcedureAddress = LoadOle32Export(&BaseAddress, + "StgPropertyLengthAsVariant"); + + Success = ProcedureAddress(pProp, cbProp, CodePage, bReserved); + } + _SEH2_FINALLY + { + if (BaseAddress != NULL) + { + LdrUnloadDll(BaseAddress); + } + } + _SEH2_END; + + return Success; +} + +/* + * @implemented */ BOOLEAN NTAPI -RtlCompareVariants ( - DWORD Unknown0, - DWORD Unknown1, - DWORD Unknown2 - ) +RtlConvertPropertyToVariant(IN PSERIALIZEDPROPERTYVALUE prop, + IN USHORT CodePage, + OUT PROPVARIANT * pvar, + IN PPMemoryAllocator pma) { - return (FALSE); + BOOLEAN Success = FALSE; + PVOID BaseAddress = NULL; + BOOLEAN (*ProcedureAddress)(PSERIALIZEDPROPERTYVALUE, USHORT, PROPVARIANT*, PPMemoryAllocator); + + _SEH2_TRY + { + /* Simply call the appropriate Ole32 export */ + ProcedureAddress = LoadOle32Export(&BaseAddress, + "StgConvertPropertyToVariant"); + + Success = ProcedureAddress(prop, CodePage, pvar, pma); + } + _SEH2_FINALLY + { + if (BaseAddress != NULL) + { + LdrUnloadDll(BaseAddress); + } + } + _SEH2_END; + + return Success; } /* - * @unimplemented + * @implemented */ -BOOLEAN +PSERIALIZEDPROPERTYVALUE NTAPI -RtlConvertPropertyToVariant ( - DWORD Unknown0, - DWORD Unknown1, - DWORD Unknown2, - DWORD Unknown3 - ) +RtlConvertVariantToProperty(IN const PROPVARIANT * pvar, + IN USHORT CodePage, + OUT PSERIALIZEDPROPERTYVALUE pprop OPTIONAL, + IN OUT PULONG pcb, + IN PROPID pid, + IN BOOLEAN fReserved, + IN OUT PULONG pcIndirect OPTIONAL) { - return (FALSE); -} + PSERIALIZEDPROPERTYVALUE Serialized = NULL; + PVOID BaseAddress = NULL; + PSERIALIZEDPROPERTYVALUE (*ProcedureAddress)(const PROPVARIANT*, USHORT, PSERIALIZEDPROPERTYVALUE, + PULONG, PROPID, BOOLEAN, PULONG); -/* - * @unimplemented - */ -NTSTATUS -NTAPI -RtlConvertVariantToProperty ( - DWORD Unknown0, - DWORD Unknown1, - DWORD Unknown2, - DWORD Unknown3, - DWORD Unknown4, - DWORD Unknown5, - DWORD Unknown6 - ) -{ - return (STATUS_NOT_IMPLEMENTED); + _SEH2_TRY + { + /* Simply call the appropriate Ole32 export */ + ProcedureAddress = LoadOle32Export(&BaseAddress, + "StgConvertVariantToProperty"); + + Serialized = ProcedureAddress(pvar, CodePage, pprop, pcb, pid, fReserved, pcIndirect); + } + _SEH2_FINALLY + { + if (BaseAddress != NULL) + { + LdrUnloadDll(BaseAddress); + } + } + _SEH2_END; + + return Serialized; }

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[tkreuzer] 56794: [RTL] Fix a mistake in RtlNumberOfSetBits, check for index out of range in RtlFindNextForwardRun*
by tkreuzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: tkreuzer Date: Sun Jun 24 13:39:32 2012 New Revision: 56794 URL: http://svn.reactos.org/svn/reactos?rev=56794&view=rev Log: [RTL] Fix a mistake in RtlNumberOfSetBits, check for index out of range in RtlFindNextForwardRun* Modified: trunk/reactos/lib/rtl/bitmap.c Modified: trunk/reactos/lib/rtl/bitmap.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/bitmap.c?rev=56794… ============================================================================== --- trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] Sun Jun 24 13:39:32 2012 @@ -421,7 +421,7 @@ } Shift = 8 - (BitMapHeader->SizeOfBitMap & 7); - BitCount += BitCountTable[(*Byte) << Shift]; + BitCount += BitCountTable[((*Byte) << Shift) & 0xFF]; return BitCount; } @@ -618,6 +618,13 @@ { ULONG Length; + /* Check for buffer overrun */ + if (FromIndex >= BitMapHeader->SizeOfBitMap) + { + *StartingRunIndex = FromIndex; + return 0; + } + /* Assume a set run first, count it's length */ Length = RtlpGetLengthOfRunSet(BitMapHeader, FromIndex, MAXULONG); *StartingRunIndex = FromIndex + Length; @@ -634,6 +641,13 @@ IN PULONG StartingRunIndex) { ULONG Length; + + /* Check for buffer overrun */ + if (FromIndex >= BitMapHeader->SizeOfBitMap) + { + *StartingRunIndex = FromIndex; + return 0; + } /* Assume a clear run first, count it's length */ Length = RtlpGetLengthOfRunClear(BitMapHeader, FromIndex, MAXULONG);

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[tkreuzer] 56793: [RTL] Fix a bug in RtlNumberOfSetBits
by tkreuzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: tkreuzer Date: Sun Jun 24 12:51:27 2012 New Revision: 56793 URL: http://svn.reactos.org/svn/reactos?rev=56793&view=rev Log: [RTL] Fix a bug in RtlNumberOfSetBits Modified: trunk/reactos/lib/rtl/bitmap.c Modified: trunk/reactos/lib/rtl/bitmap.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/bitmap.c?rev=56793… ============================================================================== --- trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] Sun Jun 24 12:51:27 2012 @@ -410,16 +410,18 @@ IN PRTL_BITMAP BitMapHeader) { PUCHAR Byte, MaxByte; - ULONG BitCount = 0; + ULONG BitCount = 0, Shift; Byte = (PUCHAR)BitMapHeader->Buffer; - MaxByte = Byte + (BitMapHeader->SizeOfBitMap + 7) / 8; - - do + MaxByte = Byte + BitMapHeader->SizeOfBitMap / 8; + + while (Byte < MaxByte); { BitCount += BitCountTable[*Byte++]; } - while (Byte <= MaxByte); + + Shift = 8 - (BitMapHeader->SizeOfBitMap & 7); + BitCount += BitCountTable[(*Byte) << Shift]; return BitCount; }

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[tkreuzer] 56792: [RTL] bitmap.c: - hack away ASSERT() for now to fix tests - Optimize 64 bit builds - add BSD license
by tkreuzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: tkreuzer Date: Sun Jun 24 11:32:11 2012 New Revision: 56792 URL: http://svn.reactos.org/svn/reactos?rev=56792&view=rev Log: [RTL] bitmap.c: - hack away ASSERT() for now to fix tests - Optimize 64 bit builds - add BSD license Modified: trunk/reactos/lib/rtl/bitmap.c Modified: trunk/reactos/lib/rtl/bitmap.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/bitmap.c?rev=56792… ============================================================================== --- trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/bitmap.c [iso-8859-1] Sun Jun 24 11:32:11 2012 @@ -1,6 +1,7 @@ /* - * COPYRIGHT: See COPYING in the top level directory * PROJECT: ReactOS system libraries + * LICENSE: GNU GPL - See COPYING in the top level directory + * BSD - See COPYING.ARM in the top level directory * FILE: lib/rtl/bitmap.c * PURPOSE: Bitmap functions * PROGRAMMER: Timo Kreuzer (timo.kreuzer(a)reactos.org) @@ -13,6 +14,9 @@ #define NDEBUG #include <debug.h> +// FIXME: hack +#undef ASSERT +#define ASSERT(...) /* DATA *********************************************************************/ @@ -150,6 +154,12 @@ { ULONG Position; +#ifdef _M_AMD64 + if (BitScanReverse64(&Position, Value)) + { + return (CCHAR)Position; + } +#else if (BitScanReverse(&Position, Value >> 32)) { return (CCHAR)(Position + 32); @@ -158,7 +168,7 @@ { return (CCHAR)Position; } - +#endif return -1; } @@ -168,6 +178,12 @@ { ULONG Position; +#ifdef _M_AMD64 + if (BitScanForward64(&Position, Value)) + { + return (CCHAR)Position; + } +#else if (BitScanForward(&Position, (ULONG)Value)) { return (CCHAR)Position; @@ -176,7 +192,7 @@ { return (CCHAR)(Position + 32); } - +#endif return -1; }

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[pschweitzer] 56791: [RTL] - Really implement RtlRandomEx and add its values table - Rename SavedValue to RtlpRandomConstantVector to allow RtlRandom & RtlRandomEx to have two different values tabl...
by pschweitzer＠svn.reactos.org 24 Jun '12

24 Jun '12

Author: pschweitzer Date: Sun Jun 24 01:10:58 2012 New Revision: 56791 URL: http://svn.reactos.org/svn/reactos?rev=56791&view=rev Log: [RTL] - Really implement RtlRandomEx and add its values table - Rename SavedValue to RtlpRandomConstantVector to allow RtlRandom & RtlRandomEx to have two different values tables - Complete and fix documentation - Stop using magic values Modified: trunk/reactos/lib/rtl/random.c Modified: trunk/reactos/lib/rtl/random.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/random.c?rev=56791… ============================================================================== --- trunk/reactos/lib/rtl/random.c [iso-8859-1] (original) +++ trunk/reactos/lib/rtl/random.c [iso-8859-1] Sun Jun 24 01:10:58 2012 @@ -3,7 +3,8 @@ * PROJECT: ReactOS system libraries * PURPOSE: Random number generator functions * FILE: lib/rtl/random.c - * PROGRAMMER: + * PROGRAMMER: Wine + * Pierre Schweitzer (pierre(a)reactos.org) */ /* INCLUDES *****************************************************************/ @@ -13,47 +14,91 @@ #define NDEBUG #include <debug.h> -static ULONG SavedValue[128] = - { - 0x4c8bc0aa, 0x4c022957, 0x2232827a, 0x2f1e7626, /* 0 */ - 0x7f8bdafb, 0x5c37d02a, 0x0ab48f72, 0x2f0c4ffa, /* 4 */ - 0x290e1954, 0x6b635f23, 0x5d3885c0, 0x74b49ff8, /* 8 */ - 0x5155fa54, 0x6214ad3f, 0x111e9c29, 0x242a3a09, /* 12 */ - 0x75932ae1, 0x40ac432e, 0x54f7ba7a, 0x585ccbd5, /* 16 */ - 0x6df5c727, 0x0374dad1, 0x7112b3f1, 0x735fc311, /* 20 */ - 0x404331a9, 0x74d97781, 0x64495118, 0x323e04be, /* 24 */ - 0x5974b425, 0x4862e393, 0x62389c1d, 0x28a68b82, /* 28 */ - 0x0f95da37, 0x7a50bbc6, 0x09b0091c, 0x22cdb7b4, /* 32 */ - 0x4faaed26, 0x66417ccd, 0x189e4bfa, 0x1ce4e8dd, /* 36 */ - 0x5274c742, 0x3bdcf4dc, 0x2d94e907, 0x32eac016, /* 40 */ - 0x26d33ca3, 0x60415a8a, 0x31f57880, 0x68c8aa52, /* 44 */ - 0x23eb16da, 0x6204f4a1, 0x373927c1, 0x0d24eb7c, /* 48 */ - 0x06dd7379, 0x2b3be507, 0x0f9c55b1, 0x2c7925eb, /* 52 */ - 0x36d67c9a, 0x42f831d9, 0x5e3961cb, 0x65d637a8, /* 56 */ - 0x24bb3820, 0x4d08e33d, 0x2188754f, 0x147e409e, /* 60 */ - 0x6a9620a0, 0x62e26657, 0x7bd8ce81, 0x11da0abb, /* 64 */ - 0x5f9e7b50, 0x23e444b6, 0x25920c78, 0x5fc894f0, /* 68 */ - 0x5e338cbb, 0x404237fd, 0x1d60f80f, 0x320a1743, /* 72 */ - 0x76013d2b, 0x070294ee, 0x695e243b, 0x56b177fd, /* 76 */ - 0x752492e1, 0x6decd52f, 0x125f5219, 0x139d2e78, /* 80 */ - 0x1898d11e, 0x2f7ee785, 0x4db405d8, 0x1a028a35, /* 84 */ - 0x63f6f323, 0x1f6d0078, 0x307cfd67, 0x3f32a78a, /* 88 */ - 0x6980796c, 0x462b3d83, 0x34b639f2, 0x53fce379, /* 92 */ - 0x74ba50f4, 0x1abc2c4b, 0x5eeaeb8d, 0x335a7a0d, /* 96 */ - 0x3973dd20, 0x0462d66b, 0x159813ff, 0x1e4643fd, /* 100 */ - 0x06bc5c62, 0x3115e3fc, 0x09101613, 0x47af2515, /* 104 */ - 0x4f11ec54, 0x78b99911, 0x3db8dd44, 0x1ec10b9b, /* 108 */ - 0x5b5506ca, 0x773ce092, 0x567be81a, 0x5475b975, /* 112 */ - 0x7a2cde1a, 0x494536f5, 0x34737bb4, 0x76d9750b, /* 116 */ - 0x2a1f6232, 0x2e49644d, 0x7dddcbe7, 0x500cebdb, /* 120 */ - 0x619dab9e, 0x48c626fe, 0x1cda3193, 0x52dabe9d /* 124 */ - }; - +static ULONG RtlpRandomConstantVector[128] = +{ + 0x4c8bc0aa, 0x4c022957, 0x2232827a, 0x2f1e7626, /* 0 */ + 0x7f8bdafb, 0x5c37d02a, 0x0ab48f72, 0x2f0c4ffa, /* 4 */ + 0x290e1954, 0x6b635f23, 0x5d3885c0, 0x74b49ff8, /* 8 */ + 0x5155fa54, 0x6214ad3f, 0x111e9c29, 0x242a3a09, /* 12 */ + 0x75932ae1, 0x40ac432e, 0x54f7ba7a, 0x585ccbd5, /* 16 */ + 0x6df5c727, 0x0374dad1, 0x7112b3f1, 0x735fc311, /* 20 */ + 0x404331a9, 0x74d97781, 0x64495118, 0x323e04be, /* 24 */ + 0x5974b425, 0x4862e393, 0x62389c1d, 0x28a68b82, /* 28 */ + 0x0f95da37, 0x7a50bbc6, 0x09b0091c, 0x22cdb7b4, /* 32 */ + 0x4faaed26, 0x66417ccd, 0x189e4bfa, 0x1ce4e8dd, /* 36 */ + 0x5274c742, 0x3bdcf4dc, 0x2d94e907, 0x32eac016, /* 40 */ + 0x26d33ca3, 0x60415a8a, 0x31f57880, 0x68c8aa52, /* 44 */ + 0x23eb16da, 0x6204f4a1, 0x373927c1, 0x0d24eb7c, /* 48 */ + 0x06dd7379, 0x2b3be507, 0x0f9c55b1, 0x2c7925eb, /* 52 */ + 0x36d67c9a, 0x42f831d9, 0x5e3961cb, 0x65d637a8, /* 56 */ + 0x24bb3820, 0x4d08e33d, 0x2188754f, 0x147e409e, /* 60 */ + 0x6a9620a0, 0x62e26657, 0x7bd8ce81, 0x11da0abb, /* 64 */ + 0x5f9e7b50, 0x23e444b6, 0x25920c78, 0x5fc894f0, /* 68 */ + 0x5e338cbb, 0x404237fd, 0x1d60f80f, 0x320a1743, /* 72 */ + 0x76013d2b, 0x070294ee, 0x695e243b, 0x56b177fd, /* 76 */ + 0x752492e1, 0x6decd52f, 0x125f5219, 0x139d2e78, /* 80 */ + 0x1898d11e, 0x2f7ee785, 0x4db405d8, 0x1a028a35, /* 84 */ + 0x63f6f323, 0x1f6d0078, 0x307cfd67, 0x3f32a78a, /* 88 */ + 0x6980796c, 0x462b3d83, 0x34b639f2, 0x53fce379, /* 92 */ + 0x74ba50f4, 0x1abc2c4b, 0x5eeaeb8d, 0x335a7a0d, /* 96 */ + 0x3973dd20, 0x0462d66b, 0x159813ff, 0x1e4643fd, /* 100 */ + 0x06bc5c62, 0x3115e3fc, 0x09101613, 0x47af2515, /* 104 */ + 0x4f11ec54, 0x78b99911, 0x3db8dd44, 0x1ec10b9b, /* 108 */ + 0x5b5506ca, 0x773ce092, 0x567be81a, 0x5475b975, /* 112 */ + 0x7a2cde1a, 0x494536f5, 0x34737bb4, 0x76d9750b, /* 116 */ + 0x2a1f6232, 0x2e49644d, 0x7dddcbe7, 0x500cebdb, /* 120 */ + 0x619dab9e, 0x48c626fe, 0x1cda3193, 0x52dabe9d /* 124 */ +}; + +static ULONG RtlpRandomExConstantVector[128] = +{ + 0x4c8bc0aa, 0x51a0b326, 0x7112b3f1, 0x1b9ca4e1, /* 0 */ + 0x735fc311, 0x6fe48580, 0x320a1743, 0x494045ca, /* 4 */ + 0x103ad1c5, 0x4ba26e25, 0x62f1d304, 0x280d5677, /* 8 */ + 0x070294ee, 0x7acef21a, 0x62a407d5, 0x2dd36af5, /* 12 */ + 0x194f0f95, 0x1f21d7b4, 0x307cfd67, 0x66b9311e, /* 16 */ + 0x60415a8a, 0x5b264785, 0x3c28b0e4, 0x08faded7, /* 20 */ + 0x556175ce, 0x29c44179, 0x666f23c9, 0x65c057d8, /* 24 */ + 0x72b97abc, 0x7c3be3d0, 0x478e1753, 0x3074449b, /* 28 */ + 0x675ee842, 0x53f4c2de, 0x44d58949, 0x6426cf59, /* 32 */ + 0x111e9c29, 0x3aba68b9, 0x242a3a09, 0x50ddb118, /* 36 */ + 0x7f8bdafb, 0x089ebf23, 0x5c37d02a, 0x27db8ca6, /* 40 */ + 0x0ab48f72, 0x34995a4e, 0x189e4bfa, 0x2c405c36, /* 44 */ + 0x373927c1, 0x66c20c71, 0x5f991360, 0x67a38fa3, /* 48 */ + 0x4edc56aa, 0x25a59126, 0x34b639f2, 0x1679b2ce, /* 52 */ + 0x54f7ba7a, 0x319d28b5, 0x5155fa54, 0x769e6b87, /* 56 */ + 0x323e04be, 0x4565a5aa, 0x5974b425, 0x5c56a104, /* 60 */ + 0x25920c78, 0x362912dc, 0x7af3996f, 0x5feb9c87, /* 64 */ + 0x618361bf, 0x433fbe97, 0x0244da8e, 0x54e3c739, /* 68 */ + 0x33183689, 0x3533f398, 0x0d24eb7c, 0x06428590, /* 72 */ + 0x09101613, 0x53ce5c5a, 0x47af2515, 0x2e003f35, /* 76 */ + 0x15fb4ed5, 0x5e5925f4, 0x7f622ea7, 0x0bb6895f, /* 80 */ + 0x2173cdb6, 0x0467bb41, 0x2c4d19f1, 0x364712e1, /* 84 */ + 0x78b99911, 0x0a39a380, 0x3db8dd44, 0x6b4793b8, /* 88 */ + 0x09b0091c, 0x47ef52b0, 0x293cdcb3, 0x707b9e7b, /* 92 */ + 0x26d33ca3, 0x1e527faa, 0x3fe08625, 0x42560b04, /* 96 */ + 0x139d2e78, 0x0b558cdb, 0x28a68b82, 0x7ba3a51d, /* 100 */ + 0x52dabe9d, 0x59c3da1d, 0x5676cf9c, 0x152e972f, /* 104 */ + 0x6d8ac746, 0x5eb33591, 0x78b30601, 0x0ab68db0, /* 108 */ + 0x34737bb4, 0x1b6dd168, 0x76d9750b, 0x2ddc4ff2, /* 112 */ + 0x18a610cd, 0x2bacc08c, 0x422db55f, 0x169b89b6, /* 116 */ + 0x5274c742, 0x615535dd, 0x46ad005d, 0x4128f8dd, /* 120 */ + 0x29f5875c, 0x62c6f3ef, 0x2b3be507, 0x4a8e003f /* 124 */ +}; + +static ULONG RtlpRandomExAuxVarY = 0x7775fb16; + +#define LCG_A 0x7fffffed +#define LCG_C 0x7fffffc3 +#define LCG_M MAXLONG /************************************************************************* * RtlRandom [NTDLL.@] * - * Generates a random number + * Generates a random number. This is based on a LCG. + * This makes it not suitable for Monte Carlo simulations nor + * cryptographic applications. + * See LCG_A, LCG_C, LCG_M for parameters. * * PARAMS * Seed [O] The seed of the Random function @@ -73,15 +118,30 @@ PAGED_CODE_RTL(); - Rand = (*Seed * 0x7fffffed + 0x7fffffc3) % 0x7fffffff; - *Seed = (Rand * 0x7fffffed + 0x7fffffc3) % 0x7fffffff; - Pos = *Seed & 0x7f; - Result = SavedValue[Pos]; - SavedValue[Pos] = Rand; + Rand = (*Seed * LCG_A + LCG_C) % LCG_M; + *Seed = (Rand * LCG_A + LCG_C) % LCG_M; + Pos = *Seed & (sizeof(RtlpRandomConstantVector) / sizeof(RtlpRandomConstantVector[0]) - 1); + Result = RtlpRandomConstantVector[Pos]; + RtlpRandomConstantVector[Pos] = Rand; return Result; } +/************************************************************************* + * RtlRandomEx [NTDLL.@] + * + * Generates a random number. This is based on a LCG. + * This makes it not suitable for Monte Carlo simulations nor + * cryptographic applications. + * This one is faster than RtlRandom. + * See LCG_A, LCG_C, LCG_M for parameters. + * + * PARAMS + * Seed [O] The seed of the Random function + * + * RETURNS + * It returns a random number distributed over [0..MAXLONG-1]. + */ /* * @implemented */ @@ -92,17 +152,16 @@ { ULONG Rand; int Pos; - ULONG Result; PAGED_CODE_RTL(); - Rand = (*Seed * 0x7fffffed + 0x7fffffc3) % 0x7fffffff; - *Seed = (Rand * 0x7fffffed + 0x7fffffc3) % 0x7fffffff; - Pos = *Seed & 0x7f; - Result = SavedValue[Pos]; - SavedValue[Pos] = Rand; - - return Result; + Pos = RtlpRandomExAuxVarY & (sizeof(RtlpRandomExConstantVector) / sizeof(RtlpRandomExConstantVector[0]) - 1); + RtlpRandomExAuxVarY = RtlpRandomExConstantVector[Pos]; + Rand = (*Seed * LCG_A + LCG_C) % LCG_M; + RtlpRandomExConstantVector[Pos] = Rand; + *Seed = Rand; + + return Rand; } @@ -119,12 +178,11 @@ * It returns a random number uniformly distributed over [0..MAXLONG-1]. * * NOTES - * Generates an uniform random number using D.H. Lehmer's 1948 algorithm. - * In our case the algorithm is: - * - * Result = (*Seed * 0x7fffffed + 0x7fffffc3) % MAXLONG; - * - * *Seed = Result; + * Generates an uniform random number using LCG. In spite of what + * MSDN states, this is an LCG and not a Lehmer RNG since C is defined. + * This makes it not suitable for Monte Carlo simulations nor + * cryptographic applications. + * See LCG_A, LCG_C, LCG_M for parameters. * * DIFFERENCES * The native documentation states that the random number is @@ -139,7 +197,7 @@ ULONG Result; /* Generate the random number */ - Result = (*Seed * 0x7fffffed + 0x7fffffc3) % MAXLONG; + Result = (*Seed * LCG_A + LCG_C) % LCG_M; /* Return it */ *Seed = Result;

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[tkreuzer] 56790: [MKHIVE] Fix 64 bit build
by tkreuzer＠svn.reactos.org 23 Jun '12

23 Jun '12

Author: tkreuzer Date: Sat Jun 23 18:08:09 2012 New Revision: 56790 URL: http://svn.reactos.org/svn/reactos?rev=56790&view=rev Log: [MKHIVE] Fix 64 bit build Modified: trunk/reactos/tools/mkhive/mkhive.h Modified: trunk/reactos/tools/mkhive/mkhive.h URL: http://svn.reactos.org/svn/reactos/trunk/reactos/tools/mkhive/mkhive.h?rev=… ============================================================================== --- trunk/reactos/tools/mkhive/mkhive.h [iso-8859-1] (original) +++ trunk/reactos/tools/mkhive/mkhive.h [iso-8859-1] Sat Jun 23 18:08:09 2012 @@ -46,6 +46,11 @@ unsigned char BitScanForward(ULONG * Index, unsigned long Mask); unsigned char BitScanReverse(ULONG * const Index, unsigned long Mask); #define RtlFillMemoryUlong(dst, len, val) memset(dst, val, len) + +#ifdef _M_AMD64 +#define BitScanForward64 _BitScanForward64 +#define BitScanReverse64 _BitScanReverse64 +#endif NTSTATUS NTAPI RtlAnsiStringToUnicodeString(

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