libsanitizer/asan/asan_report.h

   1 //===-- asan_report.h -------------------------------------------*- C++ -*-===//
   2 //
   3 // This file is distributed under the University of Illinois Open Source
   4 // License. See LICENSE.TXT for details.
   5 //
   6 //===----------------------------------------------------------------------===//
   7 //
   8 // This file is a part of AddressSanitizer, an address sanity checker.
   9 //
  10 // ASan-private header for error reporting functions.
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "asan_allocator.h"
  14 #include "asan_internal.h"
  15 #include "asan_thread.h"
  16
  17 namespace __asan {
  18
  19 // The following functions prints address description depending
  20 // on the memory type (shadow/heap/stack/global).
  21 void DescribeHeapAddress(uptr addr, uptr access_size);
  22 bool DescribeAddressIfGlobal(uptr addr, uptr access_size);
  23 bool DescribeAddressRelativeToGlobal(uptr addr, uptr access_size,
  24                                      const __asan_global &g);
  25 bool DescribeAddressIfShadow(uptr addr);
  26 bool DescribeAddressIfStack(uptr addr, uptr access_size);
  27 // Determines memory type on its own.
  28 void DescribeAddress(uptr addr, uptr access_size);
  29
  30 void DescribeThread(AsanThreadContext *context);
  31
  32 // Different kinds of error reports.
  33 void NORETURN ReportSIGSEGV(uptr pc, uptr sp, uptr bp, uptr addr);
  34 void NORETURN ReportDoubleFree(uptr addr, StackTrace *free_stack);
  35 void NORETURN ReportFreeNotMalloced(uptr addr, StackTrace *free_stack);
  36 void NORETURN ReportAllocTypeMismatch(uptr addr, StackTrace *free_stack,
  37                                       AllocType alloc_type,
  38                                       AllocType dealloc_type);
  39 void NORETURN ReportMallocUsableSizeNotOwned(uptr addr,
  40                                              StackTrace *stack);
  41 void NORETURN ReportAsanGetAllocatedSizeNotOwned(uptr addr,
  42                                                  StackTrace *stack);
  43 void NORETURN ReportStringFunctionMemoryRangesOverlap(
  44     const char *function, const char *offset1, uptr length1,
  45     const char *offset2, uptr length2, StackTrace *stack);
  46
  47 // Mac-specific errors and warnings.
  48 void WarnMacFreeUnallocated(
  49     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  50 void NORETURN ReportMacMzReallocUnknown(
  51     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  52 void NORETURN ReportMacCfReallocUnknown(
  53     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  54
  55 }  // namespace __asan