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157 changes: 0 additions & 157 deletions
157
Threathunters.BlueKrabsetw.Native.ETW/Filtering/DirectEventFilter.hpp
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Threathunters.BlueKrabsetw.Native.ETW/Filtering/PreEventfilter.hpp
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,171 @@ | ||
| #pragma once | ||
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| #include "../Conversions.hpp" | ||
| #include "../EventRecordError.hpp" | ||
| #include "../EventRecord.hpp" | ||
| #include "../EventRecordMetadata.hpp" | ||
| #include "../Guid.hpp" | ||
| #include "../IEventRecord.hpp" | ||
| #include "../IEventRecordError.hpp" | ||
| #include "../NativePtr.hpp" | ||
| #include "Predicate.hpp" | ||
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| using namespace System; | ||
| using namespace System::Collections::Generic; | ||
| using namespace System::Runtime::InteropServices; | ||
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| namespace Microsoft { | ||
| namespace O365 { | ||
| namespace Security { | ||
| namespace ETW { | ||
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| public interface class IPrePredicate | ||
| { | ||
| public: | ||
| virtual EVENT_FILTER_DESCRIPTOR operator()(); | ||
| }; | ||
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| public ref class SystemFlags : public IPrePredicate | ||
| { | ||
| public: | ||
| SystemFlags(unsigned long long a1, unsigned long a2) | ||
| : data_(a1) | ||
| , size_(a2) | ||
| {} | ||
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| virtual EVENT_FILTER_DESCRIPTOR operator()() | ||
| { | ||
| auto native_filter = new krabs::system_flags(data_, size_); | ||
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| return native_filter->operator()(); | ||
| } | ||
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| private: | ||
| unsigned long long data_; | ||
| unsigned long size_; | ||
| }; | ||
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| public ref class EventIds : IPrePredicate | ||
| { | ||
| public: | ||
| EventIds(IEnumerable<int>^ a1) | ||
| : data_(gcnew List<int>(a1)) | ||
| , filter_in_(true) | ||
| {} | ||
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| /*EventIds(... array<int>^ a1) | ||
| : data_(gcnew List<int>(a1)) | ||
| , filter_in_(true) | ||
| {}*/ | ||
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| virtual EVENT_FILTER_DESCRIPTOR operator()() | ||
| { | ||
| std::set<unsigned short> x; | ||
| for each (auto y in data_) | ||
| { | ||
| x.insert(static_cast<unsigned short>(y)); | ||
| } | ||
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| auto native_filter = new krabs::event_ids(x, filter_in_); | ||
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| return native_filter->operator()(); | ||
| } | ||
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| private: | ||
| List<int>^ data_; | ||
| bool filter_in_; | ||
| }; | ||
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| public ref class ProcessIds : IPrePredicate | ||
| { | ||
| public: | ||
| ProcessIds(IEnumerable<int>^ a1) | ||
| : data_(gcnew List<int>(a1)) | ||
| {} | ||
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| ProcessIds(... array<int>^ a1) | ||
| : data_(gcnew List<int>(a1)) | ||
| {} | ||
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| virtual EVENT_FILTER_DESCRIPTOR operator()() | ||
| { | ||
| std::set<unsigned short> x; | ||
| for each (auto y in data_) | ||
| { | ||
| x.insert(static_cast<unsigned short>(y)); | ||
| } | ||
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| auto native_filter = new krabs::event_ids(x, 0); | ||
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| return native_filter->operator()(); | ||
| } | ||
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| private: | ||
| List<int>^ data_; | ||
| }; | ||
|
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| public ref class EventNames : IPrePredicate | ||
| { | ||
| public: | ||
| EventNames(bool a2, IEnumerable<String^>^ a1) | ||
| : data_(gcnew List<String^>(a1)) | ||
| , filter_in_(a2) | ||
| {} | ||
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| EventNames(bool a2, ... array<String^>^ a1) | ||
| : data_(gcnew List<String^>(a1)) | ||
| , filter_in_(a2) | ||
| {} | ||
|
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| virtual EVENT_FILTER_DESCRIPTOR operator()() | ||
| { | ||
| std::set<std::string> x; | ||
| for each (auto y in data_) | ||
| { | ||
| x.insert(msclr::interop::marshal_as<std::string>(y)); | ||
| } | ||
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| auto native_filter = new krabs::event_names(x, filter_in_); | ||
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| return native_filter->operator()(); | ||
| } | ||
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| private: | ||
| List<String^>^ data_; | ||
| bool filter_in_; | ||
| }; | ||
|
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| public ref class PreEventFilter | ||
| { | ||
| public: | ||
| PreEventFilter(IEnumerable<IPrePredicate^>^ filters) | ||
| : directFilterList_(gcnew List<IPrePredicate^>(filters)), | ||
| filter_(new krabs::pre_event_filter()) | ||
| {} | ||
|
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| PreEventFilter(... array<IPrePredicate^>^ filters) | ||
| : directFilterList_(gcnew List<IPrePredicate^>(filters)), | ||
| filter_(new krabs::pre_event_filter()) | ||
| {} | ||
|
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| internal: | ||
| operator krabs::pre_event_filter& () | ||
| { | ||
| auto count = 0; | ||
| for each (auto filter in directFilterList_) | ||
| { | ||
| filter_->descriptor_.descriptor[count++] = filter->operator()(); | ||
| } | ||
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| filter_->descriptor_.count = count; | ||
| return *filter_; | ||
| } | ||
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| NativePtr<krabs::pre_event_filter> filter_; | ||
| List<IPrePredicate^>^ directFilterList_; | ||
| }; | ||
| } | ||
| } | ||
| } | ||
| } | ||
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