| 1 | //===--- LimitedRandomnessCheck.h - clang-tidy-------------------*- C++ -*-===// |
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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 | #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_LIMITED_RANDOMNESS_H |
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| 10 | #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_LIMITED_RANDOMNESS_H |
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| 11 | |
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| 12 | #include "../ClangTidyCheck.h" |
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| 13 | |
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| 14 | namespace clang::tidy::cert { |
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| 15 | |
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| 16 | /// Pseudorandom number generators are not genuinely random. The result of the |
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| 17 | /// std::rand() function makes no guarantees as to the quality of the random |
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| 18 | /// sequence produced. |
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| 19 | /// This check warns for the usage of std::rand() function. |
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| 20 | /// |
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| 21 | /// For the user-facing documentation see: |
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| 22 | /// http://clang.llvm.org/extra/clang-tidy/checks/cert/msc50-cpp.html |
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| 23 | class LimitedRandomnessCheck : public ClangTidyCheck { |
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| 24 | public: |
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| 25 | LimitedRandomnessCheck(StringRef Name, ClangTidyContext *Context) |
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| 26 | : ClangTidyCheck(Name, Context) {} |
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| 27 | void registerMatchers(ast_matchers::MatchFinder *Finder) override; |
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| 28 | void check(const ast_matchers::MatchFinder::MatchResult &Result) override; |
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| 29 | }; |
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| 30 | |
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| 31 | } // namespace clang::tidy::cert |
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| 32 | |
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| 33 | #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_LIMITED_RANDOMNESS_H |
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| 34 | |
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