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comcat: Get rid of NULL checks on the This pointer.

This commit is contained in:
Alexandre Julliard 2008-10-11 11:57:39 +02:00
parent 04f11f20ad
commit e5299ac7ba
4 changed files with 20 additions and 59 deletions
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10
dlls/comcat/factory.c
View File

@ -34,10 +34,9 @@ static HRESULT WINAPI COMCAT_IClassFactory_QueryInterface(
REFIID riid,
LPVOID *ppvObj)
{
ClassFactoryImpl *This = (ClassFactoryImpl *)iface;
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IClassFactory))
@ -60,8 +59,6 @@ static ULONG WINAPI COMCAT_IClassFactory_AddRef(LPCLASSFACTORY iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
ref = InterlockedIncrement(&This->ref);
if (ref == 1) {
InterlockedIncrement(&dll_ref);
@ -79,8 +76,6 @@ static ULONG WINAPI COMCAT_IClassFactory_Release(LPCLASSFACTORY iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
InterlockedDecrement(&dll_ref);
@ -97,11 +92,10 @@ static HRESULT WINAPI COMCAT_IClassFactory_CreateInstance(
REFIID riid,
LPVOID *ppvObj)
{
ClassFactoryImpl *This = (ClassFactoryImpl *)iface;
HRESULT res;
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
/* Don't support aggregation (Windows doesn't) */
if (pUnkOuter != NULL) return CLASS_E_NOAGGREGATION;

53
dlls/comcat/information.c
View File

@ -54,7 +54,7 @@ static HRESULT WINAPI COMCAT_ICatInformation_QueryInterface(
ICOM_THIS_MULTI(ComCatMgrImpl, infVtbl, iface);
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
return IUnknown_QueryInterface((LPUNKNOWN)&This->unkVtbl, riid, ppvObj);
}
@ -67,8 +67,6 @@ static ULONG WINAPI COMCAT_ICatInformation_AddRef(LPCATINFORMATION iface)
ICOM_THIS_MULTI(ComCatMgrImpl, infVtbl, iface);
TRACE("\n");
if (This == NULL) return E_POINTER;
return IUnknown_AddRef((LPUNKNOWN)&This->unkVtbl);
}
@ -80,8 +78,6 @@ static ULONG WINAPI COMCAT_ICatInformation_Release(LPCATINFORMATION iface)
ICOM_THIS_MULTI(ComCatMgrImpl, infVtbl, iface);
TRACE("\n");
if (This == NULL) return E_POINTER;
return IUnknown_Release((LPUNKNOWN)&This->unkVtbl);
}
@ -96,7 +92,7 @@ static HRESULT WINAPI COMCAT_ICatInformation_EnumCategories(
/* ICOM_THIS_MULTI(ComCatMgrImpl, infVtbl, iface); */
TRACE("\n");
if (iface == NULL || ppenumCatInfo == NULL) return E_POINTER;
if (ppenumCatInfo == NULL) return E_POINTER;
*ppenumCatInfo = COMCAT_IEnumCATEGORYINFO_Construct(lcid);
if (*ppenumCatInfo == NULL) return E_OUTOFMEMORY;
@ -168,7 +164,7 @@ static HRESULT WINAPI COMCAT_ICatInformation_EnumClassesOfCategories(
if (cRequired == (ULONG)-1)
cRequired = 0;
if (iface == NULL || ppenumCLSID == NULL ||
if (ppenumCLSID == NULL ||
(cImplemented && rgcatidImpl == NULL) ||
(cRequired && rgcatidReq == NULL)) return E_POINTER;
@ -247,7 +243,7 @@ static HRESULT WINAPI COMCAT_ICatInformation_EnumImplCategoriesOfClass(
TRACE("\n\tCLSID:\t%s\n",debugstr_guid(rclsid));
if (iface == NULL || rclsid == NULL || ppenumCATID == NULL)
if (rclsid == NULL || ppenumCATID == NULL)
return E_POINTER;
*ppenumCATID = COMCAT_CATID_IEnumGUID_Construct(rclsid, postfix);
@ -270,7 +266,7 @@ static HRESULT WINAPI COMCAT_ICatInformation_EnumReqCategoriesOfClass(
TRACE("\n\tCLSID:\t%s\n",debugstr_guid(rclsid));
if (iface == NULL || rclsid == NULL || ppenumCATID == NULL)
if (rclsid == NULL || ppenumCATID == NULL)
return E_POINTER;
*ppenumCATID = COMCAT_CATID_IEnumGUID_Construct(rclsid, postfix);
@ -315,8 +311,6 @@ static ULONG WINAPI COMCAT_IEnumCATEGORYINFO_AddRef(LPENUMCATEGORYINFO iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
return InterlockedIncrement(&This->ref);
}
@ -325,10 +319,9 @@ static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_QueryInterface(
REFIID riid,
LPVOID *ppvObj)
{
IEnumCATEGORYINFOImpl *This = (IEnumCATEGORYINFOImpl *)iface;
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IEnumCATEGORYINFO))
@ -348,8 +341,6 @@ static ULONG WINAPI COMCAT_IEnumCATEGORYINFO_Release(LPENUMCATEGORYINFO iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
if (This->key) RegCloseKey(This->key);
@ -370,7 +361,7 @@ static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Next(
TRACE("\n");
if (This == NULL || rgelt == NULL) return E_POINTER;
if (rgelt == NULL) return E_POINTER;
if (This->key) while (fetched < celt) {
LSTATUS res;
@ -412,7 +403,6 @@ static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Skip(
TRACE("\n");
if (This == NULL) return E_POINTER;
This->next_index += celt;
/* This should return S_FALSE when there aren't celt elems to skip. */
return S_OK;
@ -424,7 +414,6 @@ static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Reset(LPENUMCATEGORYINFO iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
This->next_index = 0;
return S_OK;
}
@ -441,7 +430,7 @@ static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Clone(
TRACE("\n");
if (This == NULL || ppenum == NULL) return E_POINTER;
if (ppenum == NULL) return E_POINTER;
new_this = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IEnumCATEGORYINFOImpl));
if (new_this == NULL) return E_OUTOFMEMORY;
@ -619,8 +608,6 @@ static ULONG WINAPI COMCAT_CLSID_IEnumGUID_AddRef(LPENUMGUID iface)
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
TRACE("\n");
if (This == NULL) return E_POINTER;
return InterlockedIncrement(&This->ref);
}
@ -629,10 +616,9 @@ static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_QueryInterface(
REFIID riid,
LPVOID *ppvObj)
{
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IEnumGUID))
@ -652,8 +638,6 @@ static ULONG WINAPI COMCAT_CLSID_IEnumGUID_Release(LPENUMGUID iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
if (This->key) RegCloseKey(This->key);
@ -675,7 +659,7 @@ static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Next(
TRACE("\n");
if (This == NULL || rgelt == NULL) return E_POINTER;
if (rgelt == NULL) return E_POINTER;
if (This->key) while (fetched < celt) {
LSTATUS res;
@ -715,7 +699,6 @@ static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Skip(
TRACE("\n");
if (This == NULL) return E_POINTER;
This->next_index += celt;
FIXME("Never returns S_FALSE\n");
return S_OK;
@ -727,7 +710,6 @@ static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Reset(LPENUMGUID iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
This->next_index = 0;
return S_OK;
}
@ -743,7 +725,7 @@ static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Clone(
TRACE("\n");
if (This == NULL || ppenum == NULL) return E_POINTER;
if (ppenum == NULL) return E_POINTER;
new_this = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CLSID_IEnumGUIDImpl));
if (new_this == NULL) return E_OUTOFMEMORY;
@ -812,8 +794,6 @@ static ULONG WINAPI COMCAT_CATID_IEnumGUID_AddRef(LPENUMGUID iface)
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
TRACE("\n");
if (This == NULL) return E_POINTER;
return InterlockedIncrement(&This->ref);
}
@ -822,10 +802,9 @@ static HRESULT WINAPI COMCAT_CATID_IEnumGUID_QueryInterface(
REFIID riid,
LPVOID *ppvObj)
{
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IEnumGUID))
@ -845,8 +824,6 @@ static ULONG WINAPI COMCAT_CATID_IEnumGUID_Release(LPENUMGUID iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
if (This->key) RegCloseKey(This->key);
@ -867,7 +844,7 @@ static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Next(
TRACE("\n");
if (This == NULL || rgelt == NULL) return E_POINTER;
if (rgelt == NULL) return E_POINTER;
if (This->key) while (fetched < celt) {
LSTATUS res;
@ -899,7 +876,6 @@ static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Skip(
TRACE("\n");
if (This == NULL) return E_POINTER;
This->next_index += celt;
FIXME("Never returns S_FALSE\n");
return S_OK;
@ -911,7 +887,6 @@ static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Reset(LPENUMGUID iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
This->next_index = 0;
return S_OK;
}
@ -925,7 +900,7 @@ static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Clone(
TRACE("\n");
if (This == NULL || ppenum == NULL) return E_POINTER;
if (ppenum == NULL) return E_POINTER;
new_this = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CATID_IEnumGUIDImpl));
if (new_this == NULL) return E_OUTOFMEMORY;

6
dlls/comcat/manager.c
View File

@ -37,7 +37,7 @@ static HRESULT WINAPI COMCAT_IUnknown_QueryInterface(
ICOM_THIS_MULTI(ComCatMgrImpl, unkVtbl, iface);
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown)) {
*ppvObj = &This->unkVtbl;
@ -70,8 +70,6 @@ static ULONG WINAPI COMCAT_IUnknown_AddRef(LPUNKNOWN iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
ref = InterlockedIncrement(&This->ref);
if (ref == 1) {
InterlockedIncrement(&dll_ref);
@ -89,8 +87,6 @@ static ULONG WINAPI COMCAT_IUnknown_Release(LPUNKNOWN iface)
TRACE("\n");
if (This == NULL) return E_POINTER;
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
InterlockedDecrement(&dll_ref);

10
dlls/comcat/register.c
View File

@ -57,7 +57,7 @@ static HRESULT WINAPI COMCAT_ICatRegister_QueryInterface(
ICOM_THIS_MULTI(ComCatMgrImpl, regVtbl, iface);
TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
if (This == NULL || ppvObj == NULL) return E_POINTER;
if (ppvObj == NULL) return E_POINTER;
return IUnknown_QueryInterface((LPUNKNOWN)&This->unkVtbl, riid, ppvObj);
}
@ -70,8 +70,6 @@ static ULONG WINAPI COMCAT_ICatRegister_AddRef(LPCATREGISTER iface)
ICOM_THIS_MULTI(ComCatMgrImpl, regVtbl, iface);
TRACE("\n");
if (This == NULL) return E_POINTER;
return IUnknown_AddRef((LPUNKNOWN)&This->unkVtbl);
}
@ -83,8 +81,6 @@ static ULONG WINAPI COMCAT_ICatRegister_Release(LPCATREGISTER iface)
ICOM_THIS_MULTI(ComCatMgrImpl, regVtbl, iface);
TRACE("\n");
if (This == NULL) return E_POINTER;
return IUnknown_Release((LPUNKNOWN)&This->unkVtbl);
}
@ -102,7 +98,7 @@ static HRESULT WINAPI COMCAT_ICatRegister_RegisterCategories(
TRACE("\n");
if (iface == NULL || (cCategories && rgci == NULL))
if (cCategories && rgci == NULL)
return E_POINTER;
/* Create (or open) the component categories key. */
@ -149,7 +145,7 @@ static HRESULT WINAPI COMCAT_ICatRegister_UnRegisterCategories(
TRACE("\n");
if (iface == NULL || (cCategories && rgcatid == NULL))
if (cCategories && rgcatid == NULL)
return E_POINTER;
/* Open the component categories key. */