52 lines
919 B
C
52 lines
919 B
C
SIZE_T StringLengthW(LPCWSTR String)
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{
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LPCWSTR String2;
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for (String2 = String; *String2; ++String2);
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return (String2 - String);
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}
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PWCHAR StringLocateCharW(PWCHAR String, INT Character)
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{
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do
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{
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if (*String == Character)
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return (PWCHAR)String;
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} while (*String++);
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return NULL;
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}
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INT StringCompareStringRegionW(PWCHAR String1, PWCHAR String2, SIZE_T Count)
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{
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UCHAR Block1, Block2;
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while (Count-- > 0)
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{
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Block1 = (UCHAR)*String1++;
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Block2 = (UCHAR)*String2++;
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if (Block1 != Block2)
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return Block1 - Block2;
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if (Block1 == '\0')
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return 0;
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}
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return 0;
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}
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PWCHAR StringFindSubstringW(PWCHAR String1, PWCHAR String2)
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{
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PWCHAR pPointer = String1;
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DWORD Length = (DWORD)StringLengthW(String2);
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for (; (pPointer = StringLocateCharW(pPointer, *String2)) != 0; pPointer++)
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{
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if (StringCompareStringRegionW(pPointer, String2, Length) == 0)
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return (PWCHAR)pPointer;
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}
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return NULL;
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} |