forked from OSchip/llvm-project
47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
//===--- ProperlySeededRandomGeneratorCheck.h - clang-tidy-------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_PROPERLY_SEEDED_RANDOM_GENERATOR_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_PROPERLY_SEEDED_RANDOM_GENERATOR_H
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#include "../ClangTidy.h"
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#include <string>
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namespace clang {
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namespace tidy {
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namespace cert {
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/// Random number generator must be seeded properly.
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///
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/// A random number generator initialized with default value or a
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/// constant expression is a security vulnerability.
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///
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/// For the user-facing documentation see:
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/// http://clang.llvm.org/extra/clang-tidy/checks/cert-properly-seeded-random-generator.html
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class ProperlySeededRandomGeneratorCheck : public ClangTidyCheck {
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public:
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ProperlySeededRandomGeneratorCheck(StringRef Name, ClangTidyContext *Context);
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void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
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void registerMatchers(ast_matchers::MatchFinder *Finder) override;
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void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
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private:
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template <class T>
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void checkSeed(const ast_matchers::MatchFinder::MatchResult &Result,
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const T *Func);
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std::string RawDisallowedSeedTypes;
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SmallVector<StringRef, 5> DisallowedSeedTypes;
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};
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} // namespace cert
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} // namespace tidy
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_PROPERLY_SEEDED_RANDOM_GENERATOR_H
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