Fixed bugs in safe arrays.

- enlarging a safe array didn't clear the new entries
- element access only validated the first dimension
- the validation always failed when the array contained 1 element
This commit is contained in:
Ove Kaaven 2001-10-14 16:07:36 +00:00 committed by Alexandre Julliard
parent d418682da7
commit d63cf5f846
1 changed files with 10 additions and 8 deletions

View File

@ -785,6 +785,8 @@ HRESULT WINAPI SafeArrayRedim(
/* delta in number of spot implied by modifying the last dimension */
lDelta *= psa->rgsabound[cDims].cElements;
TRACE("elements=%ld, Lbound=%ld (delta=%ld)\n", psaboundNew->cElements, psaboundNew->lLbound, lDelta);
if (lDelta == 0) { ;/* same size, maybe a change of lLbound, just set it */
} else /* need to enlarge (lDelta +) reduce (lDelta -) */
@ -882,7 +884,7 @@ static BOOL resizeSafeArray(
optional but we do it anyway becuase the benefit is that we are
releasing to the system the unused memory */
if((pvNewBlock = HeapReAlloc(GetProcessHeap(), 0, psa->pvData,
if((pvNewBlock = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, psa->pvData,
(ulWholeArraySize + lDelta) * psa->cbElements)) == NULL)
return FALSE; /* TODO If we get here it means:
SHRINK situation : we've deleted the undesired
@ -895,7 +897,7 @@ static BOOL resizeSafeArray(
/* Allocate a new block, because the previous data has been allocated with
the descriptor in SafeArrayCreateVector function. */
if((pvNewBlock = HeapAlloc(GetProcessHeap(), 0,
if((pvNewBlock = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
ulWholeArraySize * psa->cbElements)) == NULL)
return FALSE;
@ -992,21 +994,21 @@ static BOOL validCoordinate(
LONG lLBound;
HRESULT hRes;
if (!psa->cDims) return FALSE;
for(; iter<psa->cDims; iter++) {
TRACE("coor[%d]=%ld\n", iter, coor[iter]);
if((hRes = SafeArrayGetLBound(psa, (iter+1), &lLBound)) != S_OK)
return FALSE;
if((hRes = SafeArrayGetUBound(psa, (iter+1), &lUBound)) != S_OK)
return FALSE;
if(lLBound == lUBound)
if(lLBound > lUBound)
return FALSE;
if((coor[iter] >= lLBound) && (coor[iter] <= lUBound))
return TRUE;
else
if((coor[iter] < lLBound) || (coor[iter] > lUBound))
return FALSE;
}
return FALSE;
return TRUE;
}
/************************************************************************