1//===--- SuspiciousStringviewDataUsageCheck.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_BUGPRONE_SUSPICIOUSSTRINGVIEWDATAUSAGECHECK_H
10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SUSPICIOUSSTRINGVIEWDATAUSAGECHECK_H
11
12#include "../ClangTidyCheck.h"
13
14namespace clang::tidy::bugprone {
15
16/// Identifies suspicious usages of std::string_view::data() that could lead to
17/// reading out-of-bounds data due to inadequate or incorrect string null
18/// termination.
19///
20/// For the user-facing documentation see:
21/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/suspicious-stringview-data-usage.html
22class 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::bugprone
37
38#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SUSPICIOUSSTRINGVIEWDATAUSAGECHECK_H
39

source code of clang-tools-extra/clang-tidy/bugprone/SuspiciousStringviewDataUsageCheck.h