1 //===--- SanitizerBlacklist.cpp - Blacklist for sanitizers ----------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // User-provided blacklist used to disable/alter instrumentation done in
10 // sanitizers.
11 //
12 //===----------------------------------------------------------------------===//
13 #include "clang/Basic/SanitizerBlacklist.h"
14 
15 using namespace clang;
16 
SanitizerBlacklist(const std::vector<std::string> & BlacklistPaths,SourceManager & SM)17 SanitizerBlacklist::SanitizerBlacklist(
18     const std::vector<std::string> &BlacklistPaths, SourceManager &SM)
19     : SSCL(SanitizerSpecialCaseList::createOrDie(BlacklistPaths)), SM(SM) {}
20 
isBlacklistedGlobal(SanitizerMask Mask,StringRef GlobalName,StringRef Category) const21 bool SanitizerBlacklist::isBlacklistedGlobal(SanitizerMask Mask,
22                                              StringRef GlobalName,
23                                              StringRef Category) const {
24   return SSCL->inSection(Mask, "global", GlobalName, Category);
25 }
26 
isBlacklistedType(SanitizerMask Mask,StringRef MangledTypeName,StringRef Category) const27 bool SanitizerBlacklist::isBlacklistedType(SanitizerMask Mask,
28                                            StringRef MangledTypeName,
29                                            StringRef Category) const {
30   return SSCL->inSection(Mask, "type", MangledTypeName, Category);
31 }
32 
isBlacklistedFunction(SanitizerMask Mask,StringRef FunctionName) const33 bool SanitizerBlacklist::isBlacklistedFunction(SanitizerMask Mask,
34                                                StringRef FunctionName) const {
35   return SSCL->inSection(Mask, "fun", FunctionName);
36 }
37 
isBlacklistedFile(SanitizerMask Mask,StringRef FileName,StringRef Category) const38 bool SanitizerBlacklist::isBlacklistedFile(SanitizerMask Mask,
39                                            StringRef FileName,
40                                            StringRef Category) const {
41   return SSCL->inSection(Mask, "src", FileName, Category);
42 }
43 
isBlacklistedLocation(SanitizerMask Mask,SourceLocation Loc,StringRef Category) const44 bool SanitizerBlacklist::isBlacklistedLocation(SanitizerMask Mask,
45                                                SourceLocation Loc,
46                                                StringRef Category) const {
47   return Loc.isValid() &&
48          isBlacklistedFile(Mask, SM.getFilename(SM.getFileLoc(Loc)), Category);
49 }
50 
51