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      1 //===-- tsan_report.h -------------------------------------------*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file is a part of ThreadSanitizer (TSan), a race detector.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 #ifndef TSAN_REPORT_H
     14 #define TSAN_REPORT_H
     15 
     16 #include "tsan_defs.h"
     17 #include "tsan_vector.h"
     18 
     19 namespace __tsan {
     20 
     21 enum ReportType {
     22   ReportTypeRace,
     23   ReportTypeUseAfterFree,
     24   ReportTypeThreadLeak,
     25   ReportTypeMutexDestroyLocked,
     26   ReportTypeSignalUnsafe,
     27   ReportTypeErrnoInSignal,
     28 };
     29 
     30 struct ReportStack {
     31   ReportStack *next;
     32   char *module;
     33   uptr offset;
     34   uptr pc;
     35   char *func;
     36   char *file;
     37   int line;
     38   int col;
     39 };
     40 
     41 struct ReportMop {
     42   int tid;
     43   uptr addr;
     44   int size;
     45   bool write;
     46   int nmutex;
     47   int *mutex;
     48   ReportStack *stack;
     49 };
     50 
     51 enum ReportLocationType {
     52   ReportLocationGlobal,
     53   ReportLocationHeap,
     54   ReportLocationStack,
     55 };
     56 
     57 struct ReportLocation {
     58   ReportLocationType type;
     59   uptr addr;
     60   uptr size;
     61   int tid;
     62   char *name;
     63   char *file;
     64   int line;
     65   ReportStack *stack;
     66 };
     67 
     68 struct ReportThread {
     69   int id;
     70   bool running;
     71   char *name;
     72   ReportStack *stack;
     73 };
     74 
     75 struct ReportMutex {
     76   int id;
     77   ReportStack *stack;
     78 };
     79 
     80 class ReportDesc {
     81  public:
     82   ReportType typ;
     83   Vector<ReportStack*> stacks;
     84   Vector<ReportMop*> mops;
     85   Vector<ReportLocation*> locs;
     86   Vector<ReportMutex*> mutexes;
     87   Vector<ReportThread*> threads;
     88   ReportStack *sleep;
     89 
     90   ReportDesc();
     91   ~ReportDesc();
     92 
     93  private:
     94   ReportDesc(const ReportDesc&);
     95   void operator = (const ReportDesc&);
     96 };
     97 
     98 // Format and output the report to the console/log. No additional logic.
     99 void PrintReport(const ReportDesc *rep);
    100 void PrintStack(const ReportStack *stack);
    101 
    102 }  // namespace __tsan
    103 
    104 #endif  // TSAN_REPORT_H
    105