xref: /freebsd/contrib/llvm-project/clang/lib/Basic/NoSanitizeList.cpp (revision fcaf7f8644a9988098ac6be2165bce3ea4786e91)
1 //===--- NoSanitizeList.cpp - Ignored list 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 ignore-list used to disable/alter instrumentation done in
10 // sanitizers.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "clang/Basic/NoSanitizeList.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 
NoSanitizeList(const std::vector<std::string> & NoSanitizePaths,SourceManager & SM)22 NoSanitizeList::NoSanitizeList(const std::vector<std::string> &NoSanitizePaths,
23                                SourceManager &SM)
24     : SSCL(SanitizerSpecialCaseList::createOrDie(
25           NoSanitizePaths, SM.getFileManager().getVirtualFileSystem())),
26       SM(SM) {}
27 
28 NoSanitizeList::~NoSanitizeList() = default;
29 
containsGlobal(SanitizerMask Mask,StringRef GlobalName,StringRef Category) const30 bool NoSanitizeList::containsGlobal(SanitizerMask Mask, StringRef GlobalName,
31                                     StringRef Category) const {
32   return SSCL->inSection(Mask, "global", GlobalName, Category);
33 }
34 
containsType(SanitizerMask Mask,StringRef MangledTypeName,StringRef Category) const35 bool NoSanitizeList::containsType(SanitizerMask Mask, StringRef MangledTypeName,
36                                   StringRef Category) const {
37   return SSCL->inSection(Mask, "type", MangledTypeName, Category);
38 }
39 
containsFunction(SanitizerMask Mask,StringRef FunctionName) const40 bool NoSanitizeList::containsFunction(SanitizerMask Mask,
41                                       StringRef FunctionName) const {
42   return SSCL->inSection(Mask, "fun", FunctionName);
43 }
44 
containsFile(SanitizerMask Mask,StringRef FileName,StringRef Category) const45 bool NoSanitizeList::containsFile(SanitizerMask Mask, StringRef FileName,
46                                   StringRef Category) const {
47   return SSCL->inSection(Mask, "src", FileName, Category);
48 }
49 
containsMainFile(SanitizerMask Mask,StringRef FileName,StringRef Category) const50 bool NoSanitizeList::containsMainFile(SanitizerMask Mask, StringRef FileName,
51                                       StringRef Category) const {
52   return SSCL->inSection(Mask, "mainfile", FileName, Category);
53 }
54 
containsLocation(SanitizerMask Mask,SourceLocation Loc,StringRef Category) const55 bool NoSanitizeList::containsLocation(SanitizerMask Mask, SourceLocation Loc,
56                                       StringRef Category) const {
57   return Loc.isValid() &&
58          containsFile(Mask, SM.getFilename(SM.getFileLoc(Loc)), Category);
59 }
60