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oleaut32: Rewrite get_funcdesc to avoid using the funcdesc's oVft member so that it works correctly for non-dual dispinterfaces.

This commit is contained in:
Huw Davies 2007-04-26 11:56:44 +01:00 committed by Alexandre Julliard
parent b8a50daec7
commit 294b3ebba1
1 changed files with 59 additions and 54 deletions
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113
dlls/oleaut32/tmarshal.c
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@ -1198,63 +1198,68 @@ deserialize_param(
}
}
/* Searches function, also in inherited interfaces */
static HRESULT
_get_funcdesc(
ITypeInfo *tinfo, int iMethod, ITypeInfo **tactual, const FUNCDESC **fdesc, BSTR *iname, BSTR *fname)
/* Retrieves a function's funcdesc, searching back into inherited interfaces. */
static HRESULT get_funcdesc(ITypeInfo *tinfo, int iMethod, ITypeInfo **tactual, const FUNCDESC **fdesc,
BSTR *iname, BSTR *fname, UINT *num)
{
int i = 0, j = 0;
HRESULT hres;
HRESULT hr;
UINT i, impl_types;
UINT inherited_funcs = 0;
TYPEATTR *attr;
if (fname) *fname = NULL;
if (iname) *iname = NULL;
if (num) *num = 0;
*tactual = NULL;
while (1) {
hres = ITypeInfoImpl_GetInternalFuncDesc(tinfo, i, fdesc);
if (hres) {
ITypeInfo *tinfo2;
HREFTYPE href;
TYPEATTR *attr;
hres = ITypeInfo_GetTypeAttr(tinfo, &attr);
if (hres) {
ERR("GetTypeAttr failed with %x\n",hres);
return hres;
}
/* Not found, so look in inherited ifaces. */
for (j=0;j<attr->cImplTypes;j++) {
hres = ITypeInfo_GetRefTypeOfImplType(tinfo, j, &href);
if (hres) {
ERR("Did not find a reftype for interface offset %d?\n",j);
break;
}
hres = ITypeInfo_GetRefTypeInfo(tinfo, href, &tinfo2);
if (hres) {
ERR("Did not find a typeinfo for reftype %d?\n",href);
continue;
}
hres = _get_funcdesc(tinfo2,iMethod,tactual,fdesc,iname,fname);
ITypeInfo_Release(tinfo2);
if (!hres) {
ITypeInfo_ReleaseTypeAttr(tinfo, attr);
return S_OK;
}
}
ITypeInfo_ReleaseTypeAttr(tinfo, attr);
return hres;
}
if (((*fdesc)->oVft/4) == iMethod) {
if (fname)
ITypeInfo_GetDocumentation(tinfo,(*fdesc)->memid,fname,NULL,NULL,NULL);
if (iname)
ITypeInfo_GetDocumentation(tinfo,-1,iname,NULL,NULL,NULL);
*tactual = tinfo;
ITypeInfo_AddRef(*tactual);
return S_OK;
}
i++;
hr = ITypeInfo_GetTypeAttr(tinfo, &attr);
if (FAILED(hr))
{
ERR("GetTypeAttr failed with %x\n",hr);
return hr;
}
impl_types = attr->cImplTypes;
ITypeInfo_ReleaseTypeAttr(tinfo, attr);
for (i = 0; i < impl_types; i++)
{
HREFTYPE href;
ITypeInfo *pSubTypeInfo;
UINT sub_funcs;
hr = ITypeInfo_GetRefTypeOfImplType(tinfo, i, &href);
if (FAILED(hr)) return hr;
hr = ITypeInfo_GetRefTypeInfo(tinfo, href, &pSubTypeInfo);
if (FAILED(hr)) return hr;
hr = get_funcdesc(pSubTypeInfo, iMethod, tactual, fdesc, iname, fname, &sub_funcs);
inherited_funcs += sub_funcs;
ITypeInfo_Release(pSubTypeInfo);
if(SUCCEEDED(hr)) return hr;
}
if(iMethod < inherited_funcs)
{
ERR("shouldn't be here\n");
return E_INVALIDARG;
}
for(i = inherited_funcs; i <= iMethod; i++)
{
hr = ITypeInfoImpl_GetInternalFuncDesc(tinfo, i - inherited_funcs, fdesc);
if(FAILED(hr))
{
if(num) *num = i;
return hr;
}
}
/* found it. We don't care about num so zero it */
if(num) *num = 0;
*tactual = tinfo;
ITypeInfo_AddRef(*tactual);
if (fname) ITypeInfo_GetDocumentation(tinfo,(*fdesc)->memid,fname,NULL,NULL,NULL);
if (iname) ITypeInfo_GetDocumentation(tinfo,-1,iname,NULL,NULL,NULL);
return S_OK;
}
static inline BOOL is_in_elem(const ELEMDESC *elem)
@ -1286,7 +1291,7 @@ xCall(LPVOID retptr, int method, TMProxyImpl *tpinfo /*, args */)
EnterCriticalSection(&tpinfo->crit);
hres = _get_funcdesc(tpinfo->tinfo,method,&tinfo,&fdesc,&iname,&fname);
hres = get_funcdesc(tpinfo->tinfo,method,&tinfo,&fdesc,&iname,&fname,NULL);
if (hres) {
ERR("Did not find typeinfo/funcdesc entry for method %d!\n",method);
LeaveCriticalSection(&tpinfo->crit);
@ -1700,7 +1705,7 @@ PSFacBuf_CreateProxy(
/* nrofargs without This */
int nrofargs;
ITypeInfo *tinfo2;
hres = _get_funcdesc(tinfo,i,&tinfo2,&fdesc,NULL,NULL);
hres = get_funcdesc(tinfo,i,&tinfo2,&fdesc,NULL,NULL,NULL);
if (hres) {
ERR("GetFuncDesc %x should not fail here.\n",hres);
return hres;
@ -1916,7 +1921,7 @@ TMStubImpl_Invoke(
memcpy(buf.base, xmsg->Buffer, xmsg->cbBuffer);
buf.curoff = 0;
hres = _get_funcdesc(This->tinfo,xmsg->iMethod,&tinfo,&fdesc,&iname,NULL);
hres = get_funcdesc(This->tinfo,xmsg->iMethod,&tinfo,&fdesc,&iname,NULL,NULL);
if (hres) {
ERR("GetFuncDesc on method %d failed with %x\n",xmsg->iMethod,hres);
return hres;