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oleaut32: Handle strings with a length of 0xffff in SLTG_DoVars.

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This means that the string is NULL so don't attempt to access the
string data in this case.
This commit is contained in:
Rob Shearman 2008-07-30 13:18:47 +01:00 committed by Alexandre Julliard
parent caf875f4ee
commit 9f9d8dc683
1 changed files with 9 additions and 3 deletions
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12
dlls/oleaut32/typelib.c
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@ -3161,9 +3161,15 @@ static void SLTG_DoVars(char *pBlk, char *pFirstItem, ITypeInfoImpl *pTI, unsign
case VT_BSTR:
{
WORD len = *(WORD *)(pBlk + pItem->byte_offs);
INT alloc_len = MultiByteToWideChar(CP_ACP, 0, pBlk + pItem->byte_offs + 2, len, NULL, 0);
BSTR str = SysAllocStringLen(NULL, alloc_len);
MultiByteToWideChar(CP_ACP, 0, pBlk + pItem->byte_offs + 2, len, str, alloc_len);
BSTR str;
TRACE_(typelib)("len = %u\n", len);
if (len == 0xffff) {
str = NULL;
} else {
INT alloc_len = MultiByteToWideChar(CP_ACP, 0, pBlk + pItem->byte_offs + 2, len, NULL, 0);
str = SysAllocStringLen(NULL, alloc_len);
MultiByteToWideChar(CP_ACP, 0, pBlk + pItem->byte_offs + 2, len, str, alloc_len);
}
V_VT((*ppVarDesc)->vardesc.u.lpvarValue) = VT_BSTR;
V_BSTR((*ppVarDesc)->vardesc.u.lpvarValue) = str;
break;