1//== TaintManager.h - Managing taint --------------------------- -*- C++ -*--=// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file provides APIs for adding, removing, querying symbol taint. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_TAINTMANAGER_H 15#define LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_TAINTMANAGER_H 16 17#include "clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h" 18#include "clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h" 19#include "clang/StaticAnalyzer/Core/PathSensitive/ProgramStateTrait.h" 20#include "clang/StaticAnalyzer/Core/PathSensitive/TaintTag.h" 21#include "llvm/ADT/ImmutableMap.h" 22 23namespace clang { 24namespace ento { 25 26/// The GDM component containing the tainted root symbols. We lazily infer the 27/// taint of the dependent symbols. Currently, this is a map from a symbol to 28/// tag kind. TODO: Should support multiple tag kinds. 29// FIXME: This does not use the nice trait macros because it must be accessible 30// from multiple translation units. 31struct TaintMap {}; 32typedef llvm::ImmutableMap<SymbolRef, TaintTagType> TaintMapImpl; 33template<> struct ProgramStateTrait<TaintMap> 34 : public ProgramStatePartialTrait<TaintMapImpl> { 35 static void *GDMIndex() { static int index = 0; return &index; } 36}; 37 38class TaintManager { 39 40 TaintManager() {} 41}; 42 43} 44} 45 46#endif 47