Method StringFilters

PeaceMaker Kernel/StringFilters.cpp:15–41

Initialize the CUSTOM_FILTERS class by initializing the linked list's lock. @param Type - The type of filter to add (filesystem or registry). @param RegistryPath - The registry path of the driver. @param FilterStoreName - Name of the filter store. */

	@param FilterStoreName - Name of the filter store.
*/
StringFilters::StringFilters (
	_In_ STRING_FILTER_TYPE FilterType,
	_In_ PUNICODE_STRING RegistryPath,
	_In_ CONST WCHAR* FilterStoreName
	)
{
	//
	// Initialize the lock for the filters.
	//
	FltInitializePushLock(&this->filtersLock);

	this->filtersHead = RCAST<PFILTER_INFO_LINKED>(ExAllocatePoolWithTag(NonPagedPool, sizeof(FILTER_INFO_LINKED), FILTER_INFO_TAG));
	InitializeListHead(RCAST<PLIST_ENTRY>(this->filtersHead));
	this->destroying = FALSE;

	this->filtersCount = 0;
	this->filterType = FilterType;

	//
	// Initialize space for the driver registry key.
	//
	this->driverRegistryPath.Buffer = RCAST<PWCH>(ExAllocatePoolWithTag(NonPagedPool, RegistryPath->MaximumLength, FILTER_INFO_TAG));
	this->driverRegistryPath.MaximumLength = RegistryPath->MaximumLength;
	RtlCopyUnicodeString(&this->driverRegistryPath, RegistryPath);

	RtlInitUnicodeString(&this->filterStoreValueName, FilterStoreName);
}

/**
	Destroy the CustomFilters class by clearing the filters linked list and deleting the associated lock.