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oleaut32: Overwrite previous CustData segment. 

This eliminates the diff between Wine's and Windows XP's generated TLB
files.
This commit is contained in:
Andrew Eikum 2010-08-18 12:21:22 -05:00 committed by Alexandre Julliard
parent a0c0d2693d
commit a8dbeb1e60
1 changed files with 32 additions and 4 deletions
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36
dlls/oleaut32/typelib2.c
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@ -921,6 +921,26 @@ static HRESULT ctl2_encode_variant(
}
}
static int ctl2_find_custdata(
ICreateTypeLib2Impl *This,
REFGUID guid,
int offset)
{
while (offset != -1) {
MSFT_CDGuid *cdentry =
(MSFT_CDGuid *)&This->typelib_segment_data[MSFT_SEG_CUSTDATAGUID][offset];
MSFT_GuidEntry *guidentry =
(MSFT_GuidEntry *)&This->typelib_segment_data[MSFT_SEG_GUID][cdentry->GuidOffset];
if (IsEqualGUID(guidentry, guid))
return offset;
offset = cdentry->next;
}
return -1;
}
/****************************************************************************
* ctl2_set_custdata
*
@ -943,6 +963,7 @@ static HRESULT ctl2_set_custdata(
int guidoffset;
int custoffset;
int *custdata;
BOOL new_segment = FALSE;
switch(V_VT(pVarVal))
{
@ -971,14 +992,21 @@ static HRESULT ctl2_set_custdata(
if (status)
return status;
custoffset = ctl2_alloc_segment(This, MSFT_SEG_CUSTDATAGUID, 12, 0);
if (custoffset == -1) return E_OUTOFMEMORY;
custoffset = ctl2_find_custdata(This, guid, *offset);
if (custoffset == -1) {
custoffset = ctl2_alloc_segment(This, MSFT_SEG_CUSTDATAGUID, 12, 0);
if (custoffset == -1)
return E_OUTOFMEMORY;
new_segment = TRUE;
}
custdata = (int *)&This->typelib_segment_data[MSFT_SEG_CUSTDATAGUID][custoffset];
custdata[0] = guidoffset;
custdata[1] = dataoffset;
custdata[2] = *offset;
*offset = custoffset;
if (new_segment) {
custdata[2] = *offset;
*offset = custoffset;
}
return S_OK;
}