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#jira UE-148082 #rb none #preflight 624bfe75b6084b983285be6f [CL 19621900 by ionut matasaru in ue5-main branch]
98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "HAL/Platform.h"
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#if PLATFORM_WINDOWS
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#include "Containers/Array.h"
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#include "Containers/Queue.h"
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#include "HAL/CriticalSection.h"
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#include "HAL/Runnable.h"
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#include "Misc/PathViews.h"
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#include "Misc/StringBuilder.h"
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#include "TraceServices/Model/AnalysisSession.h"
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#include "TraceServices/Model/Modules.h"
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#include <atomic>
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/////////////////////////////////////////////////////////////////////
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namespace TraceServices {
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/////////////////////////////////////////////////////////////////////
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class FDbgHelpResolver : public FRunnable
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{
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public:
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typedef TArray<TTuple<uint64, FResolvedSymbol*>> SymbolArray;
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void Start();
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FDbgHelpResolver(IAnalysisSession& InSession);
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~FDbgHelpResolver();
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void QueueModuleLoad(const uint8* ImageId, uint32 ImageIdSize, FModule* Module);
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void QueueModuleReload(const FModule* Module, const TCHAR* InPath, TFunction<void(SymbolArray&)> ResolveOnSuccess);
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void QueueSymbolResolve(uint64 Address, FResolvedSymbol* Symbol);
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void GetStats(IModuleProvider::FStats* OutStats) const;
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void EnumerateSymbolSearchPaths(TFunctionRef<void(FStringView Path)> Callback) const;
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void OnAnalysisComplete();
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private:
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struct FModuleEntry
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{
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uint64 Base;
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uint32 Size;
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const TCHAR* Name;
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const TCHAR* Path;
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FModule* Module;
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TArray<uint8> ImageId;
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};
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struct FQueuedAddress
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{
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uint64 Address;
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FResolvedSymbol* Target;
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};
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struct FQueuedModule
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{
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const FModule* Module;
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const TCHAR* Path;
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TArrayView<const uint8> ImageId;
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};
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enum : uint32 {
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MaxNameLen = 512,
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};
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bool SetupSyms();
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void FreeSyms() const;
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virtual uint32 Run() override;
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virtual void Stop() override;
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static void UpdateResolvedSymbol(FResolvedSymbol* Symbol, ESymbolQueryResult Result, const TCHAR* Module, const TCHAR* Name, const TCHAR* File, uint16 Line);
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void ResolveSymbol(uint64 Address, FResolvedSymbol* Target);
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void LoadModuleSymbols(const FModule* Module, const TCHAR* Path, const TArrayView<const uint8> ImageId);
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const FModuleEntry* GetModuleForAddress(uint64 Address) const;
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mutable FCriticalSection ModulesCs;
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TArray<FModuleEntry> LoadedModules;
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TQueue<FQueuedModule, EQueueMode::Mpsc> LoadSymbolsQueue;
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TQueue<FQueuedAddress, EQueueMode::Mpsc> ResolveQueue;
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std::atomic<uint32> ModulesDiscovered;
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std::atomic<uint32> ModulesFailed;
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std::atomic<uint32> ModulesLoaded;
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mutable FCriticalSection SymbolSearchPathsLock;
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TArray<FString> SymbolSearchPaths;
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bool bRunWorkerThread;
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bool bDrainThenStop;
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UPTRINT Handle;
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IAnalysisSession& Session;
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FRunnableThread* Thread;
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};
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/////////////////////////////////////////////////////////////////////
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} // namespace TraceServices
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#endif // PLATFORM_WINDOWS
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