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1//===----------------------------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SUSPICIOUSSTRINGVIEWDATAUSAGECHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SUSPICIOUSSTRINGVIEWDATAUSAGECHECK_H11 12#include "../ClangTidyCheck.h"13 14namespace clang::tidy::bugprone {15 16/// Identifies suspicious usages of std::string_view::data() that could lead to17/// reading out-of-bounds data due to inadequate or incorrect string null18/// termination.19///20/// For the user-facing documentation see:21/// https://clang.llvm.org/extra/clang-tidy/checks/bugprone/suspicious-stringview-data-usage.html22class SuspiciousStringviewDataUsageCheck : public ClangTidyCheck {23public:24 SuspiciousStringviewDataUsageCheck(StringRef Name, ClangTidyContext *Context);25 void registerMatchers(ast_matchers::MatchFinder *Finder) override;26 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;27 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;28 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override;29 std::optional<TraversalKind> getCheckTraversalKind() const override;30 31private:32 std::vector<llvm::StringRef> StringViewTypes;33 std::vector<llvm::StringRef> AllowedCallees;34};35 36} // namespace clang::tidy::bugprone37 38#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SUSPICIOUSSTRINGVIEWDATAUSAGECHECK_H39