lib/asan/asan_report.h

   1 //===-- asan_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 AddressSanitizer, an address sanity checker.
  11 //
  12 // ASan-private header for error reporting functions.
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "asan_allocator.h"
  16 #include "asan_internal.h"
  17 #include "asan_thread.h"
  18
  19 namespace __asan {
  20
  21 // The following functions prints address description depending
  22 // on the memory type (shadow/heap/stack/global).
  23 void DescribeHeapAddress(uptr addr, uptr access_size);
  24 bool DescribeAddressIfGlobal(uptr addr, uptr access_size);
  25 bool DescribeAddressRelativeToGlobal(uptr addr, uptr access_size,
  26                                      const __asan_global &g);
  27 bool DescribeAddressIfShadow(uptr addr);
  28 bool DescribeAddressIfStack(uptr addr, uptr access_size);
  29 // Determines memory type on its own.
  30 void DescribeAddress(uptr addr, uptr access_size);
  31
  32 void DescribeThread(AsanThreadContext *context);
  33
  34 // Different kinds of error reports.
  35 void NORETURN
  36     ReportStackOverflow(uptr pc, uptr sp, uptr bp, void *context, uptr addr);
  37 void NORETURN
  38     ReportSIGSEGV(uptr pc, uptr sp, uptr bp, void *context, uptr addr);
  39 void NORETURN ReportDoubleFree(uptr addr, StackTrace *free_stack);
  40 void NORETURN ReportFreeNotMalloced(uptr addr, StackTrace *free_stack);
  41 void NORETURN ReportAllocTypeMismatch(uptr addr, StackTrace *free_stack,
  42                                       AllocType alloc_type,
  43                                       AllocType dealloc_type);
  44 void NORETURN ReportMallocUsableSizeNotOwned(uptr addr,
  45                                              StackTrace *stack);
  46 void NORETURN ReportAsanGetAllocatedSizeNotOwned(uptr addr,
  47                                                  StackTrace *stack);
  48 void NORETURN ReportStringFunctionMemoryRangesOverlap(
  49     const char *function, const char *offset1, uptr length1,
  50     const char *offset2, uptr length2, StackTrace *stack);
  51 void NORETURN
  52 ReportBadParamsToAnnotateContiguousContainer(uptr beg, uptr end, uptr old_mid,
  53                                              uptr new_mid, StackTrace *stack);
  54
  55 // Mac-specific errors and warnings.
  56 void WarnMacFreeUnallocated(
  57     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  58 void NORETURN ReportMacMzReallocUnknown(
  59     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  60 void NORETURN ReportMacCfReallocUnknown(
  61     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  62
  63 }  // namespace __asan