TaintManager.h revision 9946fc735d7285f2195f89635370f534afd9877e 
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_TAINTMANAGER_H
15#define LLVM_CLANG_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