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Coerce VT_UNKNOWN <-> VT_DISPATCH, NULL is valid in these cases. 

Drop VT_x -> VT_x coercions, they are handled before the switch()
already.
This commit is contained in:
Marcus Meissner 2003-01-11 20:58:58 +00:00 committed by Alexandre Julliard
parent d5e60ea373
commit fe483aae1d
1 changed files with 65 additions and 33 deletions
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94
dlls/oleaut32/variant.c
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@ -1029,9 +1029,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
/* Trivial Case: If the coercion is from two types that are
* identical then we can blindly copy from one argument to another.*/
if ((vt==vtFrom))
{
return VariantCopy(pd,ps);
}
/* Cases requiring thought*/
switch( vt )
@ -1050,9 +1048,6 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_I1 ):
switch( vtFrom )
{
case( VT_I1 ):
res = VariantCopy( pd, ps );
break;
case( VT_I2 ):
res = VarI1FromI2( V_UNION(ps,iVal), &V_UNION(pd,cVal) );
break;
@ -1095,7 +1090,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_I1\n", vtFrom );
break;
}
break;
@ -1106,9 +1101,6 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_I1 ):
res = VarI2FromI1( V_UNION(ps,cVal), &V_UNION(pd,iVal) );
break;
case( VT_I2 ):
res = VariantCopy( pd, ps );
break;
case( VT_INT ):
case( VT_I4 ):
res = VarI2FromI4( V_UNION(ps,lVal), &V_UNION(pd,iVal) );
@ -1148,7 +1140,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_I2\n", vtFrom);
break;
}
break;
@ -1211,7 +1203,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_INT/VT_I4\n", vtFrom);
break;
}
break;
@ -1264,7 +1256,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_UI1\n", vtFrom);
break;
}
break;
@ -1317,7 +1309,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_UI2\n", vtFrom);
break;
}
break;
@ -1370,7 +1362,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_UINT/VT_UI4\n", vtFrom);
break;
}
break;
@ -1427,7 +1419,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_R4\n", vtFrom);
break;
}
break;
@ -1480,7 +1472,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_R8\n", vtFrom);
break;
}
break;
@ -1518,9 +1510,6 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_R8 ):
res = VarDateFromR8( V_UNION(ps,dblVal), &V_UNION(pd,date) );
break;
case( VT_DATE ):
res = VariantCopy( pd, ps );
break;
case( VT_BOOL ):
res = VarDateFromBool( V_UNION(ps,boolVal), &V_UNION(pd,date) );
break;
@ -1537,7 +1526,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_DATE\n", vtFrom);
break;
}
break;
@ -1582,9 +1571,6 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_DATE ):
res = VarBoolFromDate( V_UNION(ps,date), &V_UNION(pd,boolVal) );
break;
case( VT_BOOL ):
res = VariantCopy( pd, ps );
break;
case( VT_BSTR ):
res = VarBoolFromStr( V_UNION(ps,bstrVal), lcid, 0, &V_UNION(pd,boolVal) );
break;
@ -1598,7 +1584,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_BOOL\n", vtFrom);
break;
}
break;
@ -1661,7 +1647,7 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_BSTR\n", vtFrom);
break;
}
break;
@ -1719,20 +1705,66 @@ static HRESULT Coerce( VARIANTARG* pd, LCID lcid, ULONG dwFlags, VARIANTARG* ps,
case( VT_UNKNOWN ):
default:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
FIXME("Coercion from %d to VT_CY\n", vtFrom);
break;
}
break;
case( VT_UNKNOWN ):
if (vtFrom == VT_DISPATCH)
{
switch (vtFrom) {
case VT_DISPATCH:
if (V_DISPATCH(ps) == NULL) {
V_UNKNOWN(pd) = NULL;
} else {
res = IDispatch_QueryInterface(V_DISPATCH(ps), &IID_IUnknown, (LPVOID*)&V_UNKNOWN(pd));
}
else
{
break;
case VT_EMPTY: case VT_NULL: case VT_I2: case VT_I4:
case VT_R4: case VT_R8: case VT_CY: case VT_DATE:
case VT_BSTR: case VT_ERROR: case VT_BOOL:
case VT_VARIANT: case VT_DECIMAL: case VT_I1: case VT_UI1:
case VT_UI2: case VT_UI4: case VT_I8: case VT_UI8: case VT_INT:
case VT_UINT: case VT_VOID: case VT_HRESULT: case VT_PTR:
case VT_SAFEARRAY: case VT_CARRAY: case VT_USERDEFINED:
case VT_LPSTR: case VT_LPWSTR: case VT_RECORD: case VT_FILETIME:
case VT_BLOB: case VT_STREAM: case VT_STORAGE:
case VT_STREAMED_OBJECT: case VT_STORED_OBJECT: case VT_BLOB_OBJECT:
case VT_CF: case VT_CLSID:
res = DISP_E_TYPEMISMATCH;
FIXME("Coercion from %d to %d\n", vtFrom, vt );
break;
default:
FIXME("Coercion from %d to VT_UNKNOWN unhandled.\n", vtFrom);
res = DISP_E_BADVARTYPE;
break;
}
break;
case( VT_DISPATCH ):
switch (vtFrom) {
case VT_UNKNOWN:
if (V_UNION(ps,punkVal) == NULL) {
V_UNION(pd,pdispVal) = NULL;
} else {
res = IUnknown_QueryInterface(V_UNION(ps,punkVal), &IID_IDispatch, (LPVOID*)&V_UNION(pd,pdispVal));
}
break;
case VT_EMPTY: case VT_NULL: case VT_I2: case VT_I4:
case VT_R4: case VT_R8: case VT_CY: case VT_DATE:
case VT_BSTR: case VT_ERROR: case VT_BOOL:
case VT_VARIANT: case VT_DECIMAL: case VT_I1: case VT_UI1:
case VT_UI2: case VT_UI4: case VT_I8: case VT_UI8: case VT_INT:
case VT_UINT: case VT_VOID: case VT_HRESULT: case VT_PTR:
case VT_SAFEARRAY: case VT_CARRAY: case VT_USERDEFINED:
case VT_LPSTR: case VT_LPWSTR: case VT_RECORD: case VT_FILETIME:
case VT_BLOB: case VT_STREAM: case VT_STORAGE:
case VT_STREAMED_OBJECT: case VT_STORED_OBJECT: case VT_BLOB_OBJECT:
case VT_CF: case VT_CLSID:
res = DISP_E_TYPEMISMATCH;
break;
default:
FIXME("Coercion from %d to VT_DISPATCH unhandled.\n", vtFrom);
res = DISP_E_BADVARTYPE;
break;
}
break;