oleaut32: Support for VT_DISPATCH in VarPow.

This commit is contained in:
Alex Villacís Lasso 2007-01-02 18:55:39 -05:00 committed by Alexandre Julliard
parent 90844e2067
commit e02b224d57
1 changed files with 40 additions and 11 deletions

View File

@ -5502,17 +5502,34 @@ end:
*/
HRESULT WINAPI VarPow(LPVARIANT left, LPVARIANT right, LPVARIANT result)
{
HRESULT hr;
HRESULT hr = S_OK;
VARIANT dl,dr;
VARTYPE resvt = VT_EMPTY;
VARTYPE leftvt,rightvt;
VARTYPE rightExtraFlags,leftExtraFlags,ExtraFlags;
VARIANT tempLeft, tempRight;
TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left), debugstr_VF(left),
right, debugstr_VT(right), debugstr_VF(right), result);
VariantInit(&dl);
VariantInit(&dr);
VariantInit(&tempLeft);
VariantInit(&tempRight);
/* Handle VT_DISPATCH by storing and taking address of returned value */
if ((V_VT(left) & VT_TYPEMASK) == VT_DISPATCH)
{
hr = VARIANT_FetchDispatchValue(left, &tempLeft);
if (FAILED(hr)) goto end;
left = &tempLeft;
}
if ((V_VT(right) & VT_TYPEMASK) == VT_DISPATCH)
{
hr = VARIANT_FetchDispatchValue(right, &tempRight);
if (FAILED(hr)) goto end;
right = &tempRight;
}
leftvt = V_VT(left)&VT_TYPEMASK;
rightvt = V_VT(right)&VT_TYPEMASK;
@ -5520,17 +5537,24 @@ HRESULT WINAPI VarPow(LPVARIANT left, LPVARIANT right, LPVARIANT result)
rightExtraFlags = V_VT(right)&(~VT_TYPEMASK);
if (leftExtraFlags != rightExtraFlags)
return DISP_E_BADVARTYPE;
{
hr = DISP_E_BADVARTYPE;
goto end;
}
ExtraFlags = leftExtraFlags;
/* Native VarPow always returns a error when using any extra flags */
if (ExtraFlags != 0)
return DISP_E_BADVARTYPE;
{
hr = DISP_E_BADVARTYPE;
goto end;
}
/* Determine return type */
else if (leftvt == VT_NULL || rightvt == VT_NULL) {
V_VT(result) = VT_NULL;
return S_OK;
hr = S_OK;
goto end;
}
else if ((leftvt == VT_EMPTY || leftvt == VT_I2 ||
leftvt == VT_I4 || leftvt == VT_R4 ||
@ -5546,30 +5570,35 @@ HRESULT WINAPI VarPow(LPVARIANT left, LPVARIANT right, LPVARIANT result)
(rightvt >= VT_I1 && rightvt <= VT_UINT)))
resvt = VT_R8;
else
return DISP_E_BADVARTYPE;
{
hr = DISP_E_BADVARTYPE;
goto end;
}
hr = VariantChangeType(&dl,left,0,resvt);
if (!SUCCEEDED(hr)) {
ERR("Could not change passed left argument to VT_R8, handle it differently.\n");
VariantClear(&dl);
return E_FAIL;
hr = E_FAIL;
goto end;
}
hr = VariantChangeType(&dr,right,0,resvt);
if (!SUCCEEDED(hr)) {
ERR("Could not change passed right argument to VT_R8, handle it differently.\n");
VariantClear(&dl);
VariantClear(&dr);
return E_FAIL;
hr = E_FAIL;
goto end;
}
V_VT(result) = VT_R8;
V_R8(result) = pow(V_R8(&dl),V_R8(&dr));
end:
VariantClear(&dl);
VariantClear(&dr);
VariantClear(&tempLeft);
VariantClear(&tempRight);
return S_OK;
return hr;
}
/**********************************************************************