wdm.h

DDK 开发程序面美观

RtlCompareUnicodeString(
    PUNICODE_STRING String1,
    PUNICODE_STRING String2,
    BOOLEAN CaseInSensitive
    );

NTSYSAPI
BOOLEAN
NTAPI
RtlEqualUnicodeString(
    const UNICODE_STRING *String1,
    const UNICODE_STRING *String2,
    BOOLEAN CaseInSensitive
    );


NTSYSAPI
VOID
NTAPI
RtlCopyUnicodeString(
    PUNICODE_STRING DestinationString,
    PUNICODE_STRING SourceString
    );

NTSYSAPI
NTSTATUS
NTAPI
RtlAppendUnicodeStringToString (
    PUNICODE_STRING Destination,
    PUNICODE_STRING Source
    );

NTSYSAPI
NTSTATUS
NTAPI
RtlAppendUnicodeToString (
    PUNICODE_STRING Destination,
    PCWSTR Source
    );


NTSYSAPI
VOID
NTAPI
RtlFreeUnicodeString(
    PUNICODE_STRING UnicodeString
    );

NTSYSAPI
VOID
NTAPI
RtlFreeAnsiString(
    PANSI_STRING AnsiString
    );

NTSYSAPI
ULONG
NTAPI
RtlxUnicodeStringToAnsiSize(
    PUNICODE_STRING UnicodeString
    );

//
//  NTSYSAPI
//  ULONG
//  NTAPI
//  RtlUnicodeStringToAnsiSize(
//      PUNICODE_STRING UnicodeString
//      );
//

#define RtlUnicodeStringToAnsiSize(STRING) (                  \
    NLS_MB_CODE_PAGE_TAG ?                                    \
    RtlxUnicodeStringToAnsiSize(STRING) :                     \
    ((STRING)->Length + sizeof(UNICODE_NULL)) / sizeof(WCHAR) \
)


NTSYSAPI
ULONG
NTAPI
RtlxAnsiStringToUnicodeSize(
    PANSI_STRING AnsiString
    );

//
//  NTSYSAPI
//  ULONG
//  NTAPI
//  RtlAnsiStringToUnicodeSize(
//      PANSI_STRING AnsiString
//      );
//

#define RtlAnsiStringToUnicodeSize(STRING) (                 \
    NLS_MB_CODE_PAGE_TAG ?                                   \
    RtlxAnsiStringToUnicodeSize(STRING) :                    \
    ((STRING)->Length + sizeof(ANSI_NULL)) * sizeof(WCHAR) \
)




#include <guiddef.h>



#ifndef DEFINE_GUIDEX
    #define DEFINE_GUIDEX(name) EXTERN_C const CDECL GUID name
#endif // !defined(DEFINE_GUIDEX)

#ifndef STATICGUIDOF
    #define STATICGUIDOF(guid) STATIC_##guid
#endif // !defined(STATICGUIDOF)

#ifndef __IID_ALIGNED__
    #define __IID_ALIGNED__
    #ifdef __cplusplus
        inline int IsEqualGUIDAligned(REFGUID guid1, REFGUID guid2)
        {
            return ((*(PLONGLONG)(&guid1) == *(PLONGLONG)(&guid2)) && (*((PLONGLONG)(&guid1) + 1) == *((PLONGLONG)(&guid2) + 1)));
        }
    #else // !__cplusplus
        #define IsEqualGUIDAligned(guid1, guid2) \
            ((*(PLONGLONG)(guid1) == *(PLONGLONG)(guid2)) && (*((PLONGLONG)(guid1) + 1) == *((PLONGLONG)(guid2) + 1)))
    #endif // !__cplusplus
#endif // !__IID_ALIGNED__

NTSYSAPI
NTSTATUS
NTAPI
RtlStringFromGUID(
    IN REFGUID Guid,
    OUT PUNICODE_STRING GuidString
    );

NTSYSAPI
NTSTATUS
NTAPI
RtlGUIDFromString(
    IN PUNICODE_STRING GuidString,
    OUT GUID* Guid
    );

//
// Fast primitives to compare, move, and zero memory
//



NTSYSAPI
SIZE_T
NTAPI
RtlCompareMemory (
    const VOID *Source1,
    const VOID *Source2,
    SIZE_T Length
    );

#if defined(_M_AXP64) || defined(_M_IA64)

#define RtlEqualMemory(Source1, Source2, Length) \
    ((Length) == RtlCompareMemory(Source1, Source2, Length))

NTSYSAPI
VOID
NTAPI
RtlCopyMemory (
   VOID UNALIGNED *Destination,
   CONST VOID UNALIGNED *Source,
   SIZE_T Length
   );

NTSYSAPI
VOID
NTAPI
RtlCopyMemory32 (
   VOID UNALIGNED *Destination,
   CONST VOID UNALIGNED *Source,
   ULONG Length
   );

NTSYSAPI
VOID
NTAPI
RtlMoveMemory (
   VOID UNALIGNED *Destination,
   CONST VOID UNALIGNED *Source,
   SIZE_T Length
   );

NTSYSAPI
VOID
NTAPI
RtlFillMemory (
   VOID UNALIGNED *Destination,
   SIZE_T Length,
   UCHAR Fill
   );

NTSYSAPI
VOID
NTAPI
RtlZeroMemory (
   VOID UNALIGNED *Destination,
   SIZE_T Length
   );

#else

#define RtlEqualMemory(Destination,Source,Length) (!memcmp((Destination),(Source),(Length)))
#define RtlMoveMemory(Destination,Source,Length) memmove((Destination),(Source),(Length))
#define RtlCopyMemory(Destination,Source,Length) memcpy((Destination),(Source),(Length))
#define RtlFillMemory(Destination,Length,Fill) memset((Destination),(Fill),(Length))
#define RtlZeroMemory(Destination,Length) memset((Destination),0,(Length))

#endif



#if defined(_M_ALPHA)

//
// Guaranteed byte granularity memory copy function.
//

NTSYSAPI
VOID
NTAPI
RtlCopyBytes (
   PVOID Destination,
   CONST VOID *Source,
   SIZE_T Length
   );

//
// Guaranteed byte granularity memory zero function.
//

NTSYSAPI
VOID
NTAPI
RtlZeroBytes (
   PVOID Destination,
   SIZE_T Length
   );

//
// Guaranteed byte granularity memory fill function.
//

NTSYSAPI
VOID
NTAPI
RtlFillBytes (
    PVOID Destination,
    SIZE_T Length,
    UCHAR Fill
    );

#else

#define RtlCopyBytes RtlCopyMemory
#define RtlZeroBytes RtlZeroMemory
#define RtlFillBytes RtlFillMemory

#endif

//
// Define kernel debugger print prototypes and macros.
//
// N.B. The following function cannot be directly imported because there are
//      a few places in the source tree where this function is redefined.
//

VOID
NTAPI
DbgBreakPoint(
    VOID
    );


#define DBG_STATUS_CONTROL_C        1
#define DBG_STATUS_SYSRQ            2
#define DBG_STATUS_BUGCHECK_FIRST   3
#define DBG_STATUS_BUGCHECK_SECOND  4
#define DBG_STATUS_FATAL            5
#define DBG_STATUS_DEBUG_CONTROL    6

#if DBG

#define KdPrint(_x_) DbgPrint _x_
#define KdBreakPoint() DbgBreakPoint()


#else

#define KdPrint(_x_)
#define KdBreakPoint()

#endif

#ifndef _DBGNT_

ULONG
_cdecl
DbgPrint(
    PCH Format,
    ...
    );

#endif // _DBGNT_
//
// Large integer arithmetic routines.
//

//
// Large integer add - 64-bits + 64-bits -> 64-bits
//

#if !defined(MIDL_PASS)

__inline
LARGE_INTEGER
NTAPI
RtlLargeIntegerAdd (
    LARGE_INTEGER Addend1,
    LARGE_INTEGER Addend2
    )
{
    LARGE_INTEGER Sum;

    Sum.QuadPart = Addend1.QuadPart + Addend2.QuadPart;
    return Sum;
}

//
// Enlarged integer multiply - 32-bits * 32-bits -> 64-bits
//

__inline
LARGE_INTEGER
NTAPI
RtlEnlargedIntegerMultiply (
    LONG Multiplicand,
    LONG Multiplier
    )
{
    LARGE_INTEGER Product;

    Product.QuadPart = (LONGLONG)Multiplicand * (ULONGLONG)Multiplier;
    return Product;
}

//
// Unsigned enlarged integer multiply - 32-bits * 32-bits -> 64-bits
//

__inline
LARGE_INTEGER
NTAPI
RtlEnlargedUnsignedMultiply (
    ULONG Multiplicand,
    ULONG Multiplier
    )
{
    LARGE_INTEGER Product;

    Product.QuadPart = (ULONGLONG)Multiplicand * (ULONGLONG)Multiplier;
    return Product;
}

//
// Enlarged integer divide - 64-bits / 32-bits > 32-bits
//

__inline
ULONG
NTAPI
RtlEnlargedUnsignedDivide (
    IN ULARGE_INTEGER Dividend,
    IN ULONG Divisor,
    IN PULONG Remainder
    )
{
    ULONG Quotient;

    Quotient = (ULONG)(Dividend.QuadPart / Divisor);
    if (ARGUMENT_PRESENT( Remainder )) {

        *Remainder = (ULONG)(Dividend.QuadPart % Divisor);
    }

    return Quotient;
}

//
// Large integer negation - -(64-bits)
//

__inline
LARGE_INTEGER
NTAPI
RtlLargeIntegerNegate (
    LARGE_INTEGER Subtrahend
    )
{
    LARGE_INTEGER Difference;

    Difference.QuadPart = -Subtrahend.QuadPart;
    return Difference;
}

//
// Large integer subtract - 64-bits - 64-bits -> 64-bits.
//

__inline
LARGE_INTEGER
NTAPI
RtlLargeIntegerSubtract (
    LARGE_INTEGER Minuend,
    LARGE_INTEGER Subtrahend
    )
{
    LARGE_INTEGER Difference;

    Difference.QuadPart = Minuend.QuadPart - Subtrahend.QuadPart;
    return Difference;
}

#endif

//
// Extended large integer magic divide - 64-bits / 32-bits -> 64-bits
//

NTSYSAPI
LARGE_INTEGER
NTAPI
RtlExtendedMagicDivide (
    LARGE_INTEGER Dividend,
    LARGE_INTEGER MagicDivisor,
    CCHAR ShiftCount
    );

//
// Large Integer divide - 64-bits / 32-bits -> 64-bits
//

NTSYSAPI
LARGE_INTEGER
NTAPI
RtlExtendedLargeIntegerDivide (
    LARGE_INTEGER Dividend,
    ULONG Divisor,
    PULONG Remainder
    );

//
// Extended integer multiply - 32-bits * 64-bits -> 64-bits
//

NTSYSAPI
LARGE_INTEGER
NTAPI
RtlExtendedIntegerMultiply (
    LARGE_INTEGER Multiplicand,
    LONG Multiplier
    );

//
// Large integer and - 64-bite & 64-bits -> 64-bits.
//

#define RtlLargeIntegerAnd(Result, Source, Mask)   \
        {                                           \
            Result.HighPart = Source.HighPart & Mask.HighPart; \
            Result.LowPart = Source.LowPart & Mask.LowPart; \
        }

//
// Large integer conversion routines.
//

#if defined(MIDL_PASS) || defined(__cplusplus) || !defined(_M_IX86)

//
// Convert signed integer to large integer.
//

NTSYSAPI
LARGE_INTEGER
NTAPI
RtlConvertLongToLargeInteger (
    LONG SignedInteger
    );

//
// Convert unsigned integer to large integer.
//

NTSYSAPI
LARGE_INTEGER
NTAPI
RtlConvertUlongToLargeInteger (
    ULONG UnsignedInteger
    );


//
// Large integer shift routines.