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oleaut32: Fix VariantCopy() for VT_RECORD variants.

This commit is contained in:
Nikolay Sivov 2014-02-20 19:12:57 +04:00 committed by Alexandre Julliard
parent 52a70451c4
commit e610713012
2 changed files with 80 additions and 49 deletions
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50
dlls/oleaut32/tests/vartest.c
View File

@ -102,6 +102,8 @@ typedef struct IRecordInfoImpl
IRecordInfo IRecordInfo_iface;
LONG ref;
unsigned int recordclear;
unsigned int getsize;
unsigned int recordcopy;
struct __tagBRECORD *rec;
} IRecordInfoImpl;
@ -152,15 +154,16 @@ static HRESULT WINAPI RecordInfo_RecordClear(IRecordInfo *iface, void *data)
{
IRecordInfoImpl* This = impl_from_IRecordInfo(iface);
This->recordclear++;
ok(data == (void*)0xdeadbeef, "got %p\n", data);
This->rec->pvRecord = NULL;
return S_OK;
}
static HRESULT WINAPI RecordInfo_RecordCopy(IRecordInfo *iface, void *pvExisting, void *pvNew)
static HRESULT WINAPI RecordInfo_RecordCopy(IRecordInfo *iface, void *src, void *dest)
{
ok(0, "unexpected call\n");
return E_NOTIMPL;
IRecordInfoImpl* This = impl_from_IRecordInfo(iface);
This->recordcopy++;
ok(src == (void*)0xdeadbeef, "wrong src pointer %p\n", src);
return S_OK;
}
static HRESULT WINAPI RecordInfo_GetGuid(IRecordInfo *iface, GUID *pguid)
@ -177,8 +180,10 @@ static HRESULT WINAPI RecordInfo_GetName(IRecordInfo *iface, BSTR *pbstrName)
static HRESULT WINAPI RecordInfo_GetSize(IRecordInfo *iface, ULONG* size)
{
ok(0, "unexpected call\n");
return E_NOTIMPL;
IRecordInfoImpl* This = impl_from_IRecordInfo(iface);
This->getsize++;
*size = 0;
return S_OK;
}
static HRESULT WINAPI RecordInfo_GetTypeInfo(IRecordInfo *iface, ITypeInfo **ppTypeInfo)
@ -277,6 +282,10 @@ static IRecordInfoImpl *get_test_recordinfo(void)
rec = HeapAlloc(GetProcessHeap(), 0, sizeof(IRecordInfoImpl));
rec->IRecordInfo_iface.lpVtbl = &RecordInfoVtbl;
rec->ref = 1;
rec->recordclear = 0;
rec->getsize = 0;
rec->recordcopy = 0;
return rec;
}
@ -765,6 +774,8 @@ static void test_VariantClear(void)
static void test_VariantCopy(void)
{
struct __tagBRECORD *rec;
IRecordInfoImpl *recinfo;
VARIANTARG vSrc, vDst;
VARTYPE vt;
size_t i;
@ -880,6 +891,33 @@ static void test_VariantCopy(void)
}
VariantClear(&vDst);
}
/* copy RECORD */
recinfo = get_test_recordinfo();
memset(&vDst, 0, sizeof(vDst));
V_VT(&vDst) = VT_EMPTY;
V_VT(&vSrc) = VT_RECORD;
rec = &V_UNION(&vSrc, brecVal);
rec->pRecInfo = &recinfo->IRecordInfo_iface;
rec->pvRecord = (void*)0xdeadbeef;
recinfo->recordclear = 0;
recinfo->recordcopy = 0;
recinfo->getsize = 0;
recinfo->rec = rec;
hres = VariantCopy(&vDst, &vSrc);
ok(hres == S_OK, "ret %08x\n", hres);
rec = &V_UNION(&vDst, brecVal);
ok(rec->pvRecord != (void*)0xdeadbeef && rec->pvRecord != NULL, "got %p\n", rec->pvRecord);
ok(rec->pRecInfo == &recinfo->IRecordInfo_iface, "got %p\n", rec->pRecInfo);
ok(recinfo->getsize == 1, "got %d\n", recinfo->recordclear);
ok(recinfo->recordcopy == 1, "got %d\n", recinfo->recordclear);
VariantClear(&vDst);
VariantClear(&vSrc);
}
/* Determine if a vt is valid for VariantCopyInd() */

79
dlls/oleaut32/variant.c
View File

@ -694,34 +694,32 @@ HRESULT WINAPI VariantClear(VARIANTARG* pVarg)
/******************************************************************************
* Copy an IRecordInfo object contained in a variant.
*/
static HRESULT VARIANT_CopyIRecordInfo(struct __tagBRECORD* pBr)
static HRESULT VARIANT_CopyIRecordInfo(VARIANT *dest, VARIANT *src)
{
HRESULT hres = S_OK;
struct __tagBRECORD *dest_rec = &V_UNION(dest, brecVal);
struct __tagBRECORD *src_rec = &V_UNION(src, brecVal);
HRESULT hr = S_OK;
ULONG size;
if (pBr->pRecInfo)
if (!src_rec->pRecInfo)
{
ULONG ulSize;
hres = IRecordInfo_GetSize(pBr->pRecInfo, &ulSize);
if (SUCCEEDED(hres))
{
PVOID pvRecord = HeapAlloc(GetProcessHeap(), 0, ulSize);
if (!pvRecord)
hres = E_OUTOFMEMORY;
else
{
memcpy(pvRecord, pBr->pvRecord, ulSize);
pBr->pvRecord = pvRecord;
hres = IRecordInfo_RecordCopy(pBr->pRecInfo, pvRecord, pvRecord);
if (SUCCEEDED(hres))
IRecordInfo_AddRef(pBr->pRecInfo);
}
}
if (src_rec->pvRecord) return E_INVALIDARG;
return S_OK;
}
else if (pBr->pvRecord)
hres = E_INVALIDARG;
return hres;
hr = IRecordInfo_GetSize(src_rec->pRecInfo, &size);
if (FAILED(hr)) return hr;
/* This could look cleaner if only RecordCreate() was used, but native doesn't use it.
Memory should be allocated in a same way as RecordCreate() does, so RecordDestroy()
could free it later. */
dest_rec->pvRecord = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
if (!dest_rec->pvRecord) return E_OUTOFMEMORY;
dest_rec->pRecInfo = src_rec->pRecInfo;
IRecordInfo_AddRef(src_rec->pRecInfo);
return IRecordInfo_RecordCopy(src_rec->pRecInfo, src_rec->pvRecord, dest_rec->pvRecord);
}
/******************************************************************************
@ -771,29 +769,25 @@ HRESULT WINAPI VariantCopy(VARIANTARG* pvargDest, VARIANTARG* pvargSrc)
if (!V_ISBYREF(pvargSrc))
{
if (V_ISARRAY(pvargSrc))
{
if (V_ARRAY(pvargSrc))
hres = SafeArrayCopy(V_ARRAY(pvargSrc), &V_ARRAY(pvargDest));
}
else if (V_VT(pvargSrc) == VT_BSTR)
switch (V_VT(pvargSrc))
{
case VT_BSTR:
V_BSTR(pvargDest) = SysAllocStringByteLen((char*)V_BSTR(pvargSrc), SysStringByteLen(V_BSTR(pvargSrc)));
if (!V_BSTR(pvargDest))
{
TRACE("!V_BSTR(pvargDest), SysAllocStringByteLen() failed to allocate %d bytes\n", SysStringByteLen(V_BSTR(pvargSrc)));
hres = E_OUTOFMEMORY;
}
}
else if (V_VT(pvargSrc) == VT_RECORD)
{
hres = VARIANT_CopyIRecordInfo(&V_UNION(pvargDest,brecVal));
}
else if (V_VT(pvargSrc) == VT_DISPATCH ||
V_VT(pvargSrc) == VT_UNKNOWN)
{
break;
case VT_RECORD:
hres = VARIANT_CopyIRecordInfo(pvargDest, pvargSrc);
break;
case VT_DISPATCH:
case VT_UNKNOWN:
V_UNKNOWN(pvargDest) = V_UNKNOWN(pvargSrc);
if (V_UNKNOWN(pvargSrc))
IUnknown_AddRef(V_UNKNOWN(pvargSrc));
break;
default:
if (V_ISARRAY(pvargSrc))
hres = SafeArrayCopy(V_ARRAY(pvargSrc), &V_ARRAY(pvargDest));
}
}
}
@ -912,8 +906,7 @@ HRESULT WINAPI VariantCopyInd(VARIANT* pvargDest, VARIANTARG* pvargSrc)
}
else if (V_VT(pSrc) == (VT_RECORD|VT_BYREF))
{
V_UNION(pvargDest,brecVal) = V_UNION(pvargSrc,brecVal);
hres = VARIANT_CopyIRecordInfo(&V_UNION(pvargDest,brecVal));
hres = VARIANT_CopyIRecordInfo(pvargDest, pvargSrc);
}
else if (V_VT(pSrc) == (VT_DISPATCH|VT_BYREF) ||
V_VT(pSrc) == (VT_UNKNOWN|VT_BYREF))