clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h

   1 //===--- NonTrivialTypesLibcMemoryCallsCheck.h - clang-tidy -----*- C++ -*-===//
   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 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13
  14 namespace clang::tidy::cert {
  15
  16 /// Flags use of the `C` standard library functions 'memset', 'memcpy' and
  17 /// 'memcmp' and similar derivatives on non-trivial types.
  18 ///
  19 /// For the user-facing documentation see:
  20 /// http://clang.llvm.org/extra/clang-tidy/checks/cert/oop57-cpp.html
  21 class NonTrivialTypesLibcMemoryCallsCheck : public ClangTidyCheck {
  22 public:
  23   NonTrivialTypesLibcMemoryCallsCheck(StringRef Name,
  24                                       ClangTidyContext *Context);
  25   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
  26     return LangOpts.CPlusPlus && !LangOpts.ObjC;
  27   }
  28   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  29   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  30   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  31
  32 private:
  33   const StringRef MemSetNames;
  34   const StringRef MemCpyNames;
  35   const StringRef MemCmpNames;
  36 };
  37
  38 } // namespace clang::tidy::cert
  39
  40 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H