/*
* supGetObjectNameIndexByTypeIndex
*
* Purpose:
*
* Returns object index of known type.
*
* Known type names listed in sup.c T_ObjectNames, and known object indexes listed in sup.h as TYPE_*
*
*/
UINT supGetObjectNameIndexByTypeIndex(
_In_ PVOID Object,
_In_ UCHAR TypeIndex
)
{
UINT Index;
ULONG i;
BOOL bFound = FALSE;
POBJECT_TYPE_INFORMATION pObject;
POBJECT_TYPE_INFORMATION_8 pObject8;
if (Object == NULL) {
return TYPE_UNKNOWN;
}
Index = ObDecodeTypeIndex(Object, TypeIndex);
pObject = (POBJECT_TYPE_INFORMATION)&g_pObjectTypesInfo->TypeInformation;
for (i = 0; i < g_pObjectTypesInfo->NumberOfTypes; i++) {
if (g_kdctx.osver.dwBuildNumber >= 9200) {
pObject8 = (POBJECT_TYPE_INFORMATION_8)pObject;
if (pObject8->TypeIndex == Index) {
bFound = TRUE;
}
}
else {
if (i + 2 == Index) {
bFound = TRUE;
}
}
if (bFound) {
return supGetObjectIndexByTypeName(pObject->TypeName.Buffer);
}
pObject = (POBJECT_TYPE_INFORMATION)((PCHAR)(pObject + 1) +
ALIGN_UP(pObject->TypeName.MaximumLength, sizeof(ULONG_PTR)));
}
return TYPE_UNKNOWN;
}
/*
* FindDlgAddListItem
*
* Purpose:
*
* Add item to listview.
*
*/
VOID FindDlgAddListItem(
_In_ HWND hList,
_In_ LPWSTR ObjectName,
_In_ LPWSTR TypeName
)
{
INT index;
LVITEM lvitem;
RtlSecureZeroMemory(&lvitem, sizeof(lvitem));
lvitem.mask = LVIF_TEXT | LVIF_IMAGE;
lvitem.iSubItem = 0;
lvitem.pszText = ObjectName;
lvitem.iItem = 0;
lvitem.iImage = supGetObjectIndexByTypeName(TypeName);
index = ListView_InsertItem(hList, &lvitem);
lvitem.mask = LVIF_TEXT;
lvitem.iSubItem = 1;
lvitem.pszText = TypeName;
lvitem.iItem = index;
ListView_SetItem(hList, &lvitem);
}
/*
* propContextCreate
*
* Purpose:
*
* Initialize property sheet object context
*
*/
PPROP_OBJECT_INFO propContextCreate(
LPWSTR lpObjectName,
LPCWSTR lpObjectType,
LPWSTR lpCurrentObjectPath,
LPWSTR lpDescription
)
{
BOOL bSelectedObject = FALSE, bSelectedDirectory = FALSE;
PROP_OBJECT_INFO *Context;
__try {
//allocate context structure
Context = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(PROP_OBJECT_INFO));
if (Context == NULL) {
return Context;
}
//copy object name if given
if (lpObjectName) {
Context->lpObjectName = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
_strlen(lpObjectName) * sizeof(WCHAR) + sizeof(UNICODE_NULL));
if (Context->lpObjectName) {
_strcpy(Context->lpObjectName, lpObjectName);
bSelectedObject = (_strcmpi(Context->lpObjectName, L"ObjectTypes") == 0);
}
}
//copy object type if given
if (lpObjectType) {
Context->lpObjectType = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
_strlen(lpObjectType) * sizeof(WCHAR) + sizeof(UNICODE_NULL));
if (Context->lpObjectType) {
_strcpy(Context->lpObjectType, lpObjectType);
}
Context->TypeIndex = supGetObjectIndexByTypeName(lpObjectType);
}
//copy CurrentObjectPath if given, as it can change because dialog is modeless
if (lpCurrentObjectPath) {
Context->lpCurrentObjectPath = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
_strlen(lpCurrentObjectPath) * sizeof(WCHAR) + sizeof(UNICODE_NULL));
if (Context->lpCurrentObjectPath) {
_strcpy(Context->lpCurrentObjectPath, lpCurrentObjectPath);
bSelectedDirectory = (_strcmpi(Context->lpCurrentObjectPath, T_OBJECTTYPES) == 0);
}
}
//copy object description, could be NULL
if (lpDescription) {
Context->lpDescription = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
_strlen(lpDescription) * sizeof(WCHAR) + sizeof(UNICODE_NULL));
if (Context->lpDescription) {
_strcpy(Context->lpDescription, lpDescription);
}
}
//check if object is Type object
//Type objects handled differently
if ((bSelectedObject != TRUE) && (bSelectedDirectory != FALSE)) {
Context->IsType = TRUE;
//
// Query actual type index for case when user will browse Type object info
//
if (Context->lpObjectName) {
Context->RealTypeIndex = supGetObjectIndexByTypeName(Context->lpObjectName);
}
}
else {
//use the same type index for everything else
Context->RealTypeIndex = Context->TypeIndex;
}
}
__except (exceptFilter(GetExceptionCode(), GetExceptionInformation())) {
return NULL;
}
return Context;
}
