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Fix bad initialization of Unicode length parameters in 

RtlStringFromGUID.
This commit is contained in:
Rolf Kalbermatter 2004-04-08 04:38:49 +00:00 committed by Alexandre Julliard
parent fad8b080d9
commit be00938306
1 changed files with 5 additions and 2 deletions
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7
dlls/ntdll/rtlstr.c
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@ -37,6 +37,8 @@
WINE_DEFAULT_DEBUG_CHANNEL(ntdll); WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
#define GUID_STRING_LENGTH 38
UINT NlsAnsiCodePage = 0; UINT NlsAnsiCodePage = 0;
BYTE NlsMbCodePageTag = 0; BYTE NlsMbCodePageTag = 0;
BYTE NlsMbOemCodePageTag = 0; BYTE NlsMbOemCodePageTag = 0;
@ -2010,13 +2012,14 @@ NTSTATUS WINAPI RtlStringFromGUID(const GUID* guid, UNICODE_STRING *str)
TRACE("(%p,%p)\n", guid, str); TRACE("(%p,%p)\n", guid, str);
str->Buffer = (WCHAR*)RtlAllocateHeap( GetProcessHeap(), 0, 40 * sizeof(WCHAR)); str->Length = GUID_STRING_LENGTH * sizeof(WCHAR);
str->MaximumLength = str->Length + sizeof(WCHAR);
str->Buffer = (WCHAR*)RtlAllocateHeap(GetProcessHeap(), 0, str->MaximumLength);
if (!str->Buffer) if (!str->Buffer)
{ {
str->Length = str->MaximumLength = 0; str->Length = str->MaximumLength = 0;
return STATUS_NO_MEMORY; return STATUS_NO_MEMORY;
} }
str->Length = str->MaximumLength = 40;
sprintfW(str->Buffer, szFormat, guid->Data1, guid->Data2, guid->Data3, sprintfW(str->Buffer, szFormat, guid->Data1, guid->Data2, guid->Data3,
guid->Data4[0], guid->Data4[1], guid->Data4[2], guid->Data4[3], guid->Data4[0], guid->Data4[1], guid->Data4[2], guid->Data4[3],
guid->Data4[4], guid->Data4[5], guid->Data4[6], guid->Data4[7]); guid->Data4[4], guid->Data4[5], guid->Data4[6], guid->Data4[7]);