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1 //===--- SanitizerBlacklist.cpp - Blacklist for sanitizers ----------------===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8 //
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9 // User-provided blacklist used to disable/alter instrumentation done in
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10 // sanitizers.
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11 //
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12 //===----------------------------------------------------------------------===//
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13
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14 #include "clang/Basic/SanitizerBlacklist.h"
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15 #include "clang/Basic/FileManager.h"
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16 #include "clang/Basic/SanitizerSpecialCaseList.h"
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17 #include "clang/Basic/Sanitizers.h"
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18 #include "clang/Basic/SourceManager.h"
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19
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20 using namespace clang;
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21
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22 SanitizerBlacklist::SanitizerBlacklist(
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23 const std::vector<std::string> &BlacklistPaths, SourceManager &SM)
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24 : SSCL(SanitizerSpecialCaseList::createOrDie(
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25 BlacklistPaths, SM.getFileManager().getVirtualFileSystem())),
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26 SM(SM) {}
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27
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28 SanitizerBlacklist::~SanitizerBlacklist() = default;
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29
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30 bool SanitizerBlacklist::isBlacklistedGlobal(SanitizerMask Mask,
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31 StringRef GlobalName,
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32 StringRef Category) const {
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33 return SSCL->inSection(Mask, "global", GlobalName, Category);
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34 }
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35
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36 bool SanitizerBlacklist::isBlacklistedType(SanitizerMask Mask,
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37 StringRef MangledTypeName,
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38 StringRef Category) const {
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39 return SSCL->inSection(Mask, "type", MangledTypeName, Category);
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40 }
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41
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42 bool SanitizerBlacklist::isBlacklistedFunction(SanitizerMask Mask,
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43 StringRef FunctionName) const {
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44 return SSCL->inSection(Mask, "fun", FunctionName);
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45 }
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46
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47 bool SanitizerBlacklist::isBlacklistedFile(SanitizerMask Mask,
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48 StringRef FileName,
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49 StringRef Category) const {
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50 return SSCL->inSection(Mask, "src", FileName, Category);
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51 }
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52
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53 bool SanitizerBlacklist::isBlacklistedLocation(SanitizerMask Mask,
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54 SourceLocation Loc,
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55 StringRef Category) const {
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56 return Loc.isValid() &&
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57 isBlacklistedFile(Mask, SM.getFilename(SM.getFileLoc(Loc)), Category);
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58 }
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59
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