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
14 #include "clang/Basic/SanitizerBlacklist.h"
15 #include "clang/Basic/FileManager.h"
16 #include "clang/Basic/SanitizerSpecialCaseList.h"
17 #include "clang/Basic/Sanitizers.h"
18 #include "clang/Basic/SourceManager.h"
19
20 using namespace clang;
21
SanitizerBlacklist(const std::vector<std::string> & BlacklistPaths,SourceManager & SM)22 SanitizerBlacklist::SanitizerBlacklist(
23 const std::vector<std::string> &BlacklistPaths, SourceManager &SM)
24 : SSCL(SanitizerSpecialCaseList::createOrDie(
25 BlacklistPaths, SM.getFileManager().getVirtualFileSystem())),
26 SM(SM) {}
27
28 SanitizerBlacklist::~SanitizerBlacklist() = default;
29
isBlacklistedGlobal(SanitizerMask Mask,StringRef GlobalName,StringRef Category) const30 bool SanitizerBlacklist::isBlacklistedGlobal(SanitizerMask Mask,
31 StringRef GlobalName,
32 StringRef Category) const {
33 return SSCL->inSection(Mask, "global", GlobalName, Category);
34 }
35
isBlacklistedType(SanitizerMask Mask,StringRef MangledTypeName,StringRef Category) const36 bool SanitizerBlacklist::isBlacklistedType(SanitizerMask Mask,
37 StringRef MangledTypeName,
38 StringRef Category) const {
39 return SSCL->inSection(Mask, "type", MangledTypeName, Category);
40 }
41
isBlacklistedFunction(SanitizerMask Mask,StringRef FunctionName) const42 bool SanitizerBlacklist::isBlacklistedFunction(SanitizerMask Mask,
43 StringRef FunctionName) const {
44 return SSCL->inSection(Mask, "fun", FunctionName);
45 }
46
isBlacklistedFile(SanitizerMask Mask,StringRef FileName,StringRef Category) const47 bool SanitizerBlacklist::isBlacklistedFile(SanitizerMask Mask,
48 StringRef FileName,
49 StringRef Category) const {
50 return SSCL->inSection(Mask, "src", FileName, Category);
51 }
52
isBlacklistedLocation(SanitizerMask Mask,SourceLocation Loc,StringRef Category) const53 bool SanitizerBlacklist::isBlacklistedLocation(SanitizerMask Mask,
54 SourceLocation Loc,
55 StringRef Category) const {
56 return Loc.isValid() &&
57 isBlacklistedFile(Mask, SM.getFilename(SM.getFileLoc(Loc)), Category);
58 }
59
60