95 lines
2 KiB
C
95 lines
2 KiB
C
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/*++
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Copyright (c) 1993 Microsoft Corporation
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Module Name:
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spstring.h
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Abstract:
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Header file for functions to manipulate strings.
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These functions would ordinarily be performed by C Runtime routines
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except that we want to avoid linking this device driver with
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the kernel crt.
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Author:
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Ted Miller (tedm) 15-Jan-1994
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Revision History:
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--*/
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//
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// Character types.
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//
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#define _SP_NONE 0x00
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#define _SP_SPACE 0x01
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#define _SP_DIGIT 0x02
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#define _SP_XDIGIT 0x04
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#define _SP_UPPER 0x08
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#define _SP_LOWER 0x10
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//
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// Optimize the size of the types array by noting that no characters
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// above 'z' have any attributes we care about.
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//
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#define CTSIZE ('z'+1)
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extern UCHAR _SpCharTypes[CTSIZE];
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//
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// Be careful using these as they evaluate their arguments more than once.
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//
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#define SpIsSpace(c) (((c) < CTSIZE) ? (_SpCharTypes[(c)] & _SP_SPACE) : FALSE)
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#define SpIsDigit(c) (((c) < CTSIZE) ? (_SpCharTypes[(c)] & _SP_DIGIT) : FALSE)
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#define SpIsXDigit(c) (((c) < CTSIZE) ? (_SpCharTypes[(c)] & _SP_XDIGIT) : FALSE)
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#define SpIsUpper(c) (((c) < CTSIZE) ? (_SpCharTypes[(c)] & _SP_UPPER) : FALSE)
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#define SpIsLower(c) (((c) < CTSIZE) ? (_SpCharTypes[(c)] & _SP_LOWER) : FALSE)
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#define SpIsAlpha(c) (SpIsUpper(c) || SpIsLower(c))
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#define SpToUpper(c) ((WCHAR)(SpIsLower(c) ? ((c)-(L'a'-L'A')) : (c)))
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#define SpToLower(c) ((WCHAR)(SpIsUpper(c) ? ((c)+(L'a'-L'A')) : (c)))
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VOID
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SpStringToUpper(
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IN PWSTR String
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);
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VOID
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SpStringToLower(
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IN PWSTR String
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);
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PWCHAR
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SpFindCharFromListInString(
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PWSTR String,
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PWSTR CharList
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);
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unsigned
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SpMultiByteStringToUnsigned(
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IN PUCHAR String,
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OUT PUCHAR *CharThatStoppedScan OPTIONAL
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);
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LONG
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SpStringToLong(
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IN PWSTR String,
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OUT PWCHAR *EndOfValue,
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IN unsigned Radix
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);
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PCHAR
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SpConvertMultiSzWstrToStr(
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IN PWCHAR Source,
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IN ULONG Length
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);
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PWCHAR
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SpConvertMultiSzStrToWstr(
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IN PCHAR Source,
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IN ULONG Length
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);
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