10b57cec5SDimitry Andric //===-- sanitizer_suppressions.h --------------------------------*- C++ -*-===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric // 90b57cec5SDimitry Andric // Suppression parsing/matching code. 100b57cec5SDimitry Andric // 110b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 120b57cec5SDimitry Andric #ifndef SANITIZER_SUPPRESSIONS_H 130b57cec5SDimitry Andric #define SANITIZER_SUPPRESSIONS_H 140b57cec5SDimitry Andric 150b57cec5SDimitry Andric #include "sanitizer_common.h" 160b57cec5SDimitry Andric #include "sanitizer_atomic.h" 170b57cec5SDimitry Andric #include "sanitizer_internal_defs.h" 180b57cec5SDimitry Andric 190b57cec5SDimitry Andric namespace __sanitizer { 200b57cec5SDimitry Andric 210b57cec5SDimitry Andric struct Suppression { SuppressionSuppression220b57cec5SDimitry Andric Suppression() { internal_memset(this, 0, sizeof(*this)); } 230b57cec5SDimitry Andric const char *type; 240b57cec5SDimitry Andric char *templ; 250b57cec5SDimitry Andric atomic_uint32_t hit_count; 260b57cec5SDimitry Andric uptr weight; 270b57cec5SDimitry Andric }; 280b57cec5SDimitry Andric 290b57cec5SDimitry Andric class SuppressionContext { 300b57cec5SDimitry Andric public: 310b57cec5SDimitry Andric // Create new SuppressionContext capable of parsing given suppression types. 320b57cec5SDimitry Andric SuppressionContext(const char *supprression_types[], 330b57cec5SDimitry Andric int suppression_types_num); 340b57cec5SDimitry Andric 350b57cec5SDimitry Andric void ParseFromFile(const char *filename); 360b57cec5SDimitry Andric void Parse(const char *str); 370b57cec5SDimitry Andric 380b57cec5SDimitry Andric bool Match(const char *str, const char *type, Suppression **s); 390b57cec5SDimitry Andric uptr SuppressionCount() const; 400b57cec5SDimitry Andric bool HasSuppressionType(const char *type) const; 410b57cec5SDimitry Andric const Suppression *SuppressionAt(uptr i) const; 420b57cec5SDimitry Andric void GetMatched(InternalMmapVector<Suppression *> *matched); 430b57cec5SDimitry Andric 440b57cec5SDimitry Andric private: 45*68d75effSDimitry Andric static const int kMaxSuppressionTypes = 64; 460b57cec5SDimitry Andric const char **const suppression_types_; 470b57cec5SDimitry Andric const int suppression_types_num_; 480b57cec5SDimitry Andric 490b57cec5SDimitry Andric InternalMmapVector<Suppression> suppressions_; 500b57cec5SDimitry Andric bool has_suppression_type_[kMaxSuppressionTypes]; 510b57cec5SDimitry Andric bool can_parse_; 520b57cec5SDimitry Andric }; 530b57cec5SDimitry Andric 540b57cec5SDimitry Andric } // namespace __sanitizer 550b57cec5SDimitry Andric 560b57cec5SDimitry Andric #endif // SANITIZER_SUPPRESSIONS_H 57