1//===-- sanitizer_suppressions.h --------------------------------*- 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// Suppression parsing/matching code.
10//
11//===----------------------------------------------------------------------===//
12#ifndef SANITIZER_SUPPRESSIONS_H
13#define SANITIZER_SUPPRESSIONS_H
14
15#include "sanitizer_common.h"
16#include "sanitizer_atomic.h"
17#include "sanitizer_internal_defs.h"
18
19namespace __sanitizer {
20
21struct Suppression {
22 Suppression() { internal_memset(this, 0, sizeof(*this)); }
23 const char *type;
24 char *templ;
25 atomic_uint32_t hit_count;
26 uptr weight;
27};
28
29class SuppressionContext {
30 public:
31 // Create new SuppressionContext capable of parsing given suppression types.
32 SuppressionContext(const char *supprression_types[],
33 int suppression_types_num);
34
35 void ParseFromFile(const char *filename);
36 void Parse(const char *str);
37
38 bool Match(const char *str, const char *type, Suppression **s);
39 uptr SuppressionCount() const;
40 bool HasSuppressionType(const char *type) const;
41 const Suppression *SuppressionAt(uptr i) const;
42 void GetMatched(InternalMmapVector<Suppression *> *matched);
43
44 private:
45 static const int kMaxSuppressionTypes = 64;
46 const char **const suppression_types_;
47 const int suppression_types_num_;
48
49 InternalMmapVector<Suppression> suppressions_;
50 bool has_suppression_type_[kMaxSuppressionTypes];
51 bool can_parse_;
52};
53
54} // namespace __sanitizer
55
56#endif // SANITIZER_SUPPRESSIONS_H
57

source code of compiler-rt/lib/sanitizer_common/sanitizer_suppressions.h