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 struct StackVarDescr {
  20   uptr beg;
  21   uptr size;
  22   const char *name_pos;
  23   uptr name_len;
  24 };
  25
  26 // The following functions prints address description depending
  27 // on the memory type (shadow/heap/stack/global).
  28 void DescribeHeapAddress(uptr addr, uptr access_size);
  29 bool DescribeAddressIfGlobal(uptr addr, uptr access_size);
  30 bool DescribeAddressRelativeToGlobal(uptr addr, uptr access_size,
  31                                      const __asan_global &g);
  32 bool DescribeAddressIfShadow(uptr addr);
  33 bool ParseFrameDescription(const char *frame_descr,
  34                            InternalMmapVector<StackVarDescr> *vars);
  35 bool DescribeAddressIfStack(uptr addr, uptr access_size);
  36 // Determines memory type on its own.
  37 void DescribeAddress(uptr addr, uptr access_size);
  38
  39 void DescribeThread(AsanThreadContext *context);
  40
  41 // Different kinds of error reports.
  42 void NORETURN
  43     ReportStackOverflow(uptr pc, uptr sp, uptr bp, void *context, uptr addr);
  44 void NORETURN ReportSIGSEGV(const char *description, uptr pc, uptr sp, uptr bp,
  45                             void *context, uptr addr);
  46 void NORETURN ReportNewDeleteSizeMismatch(uptr addr, uptr delete_size,
  47                                           StackTrace *free_stack);
  48 void NORETURN ReportDoubleFree(uptr addr, StackTrace *free_stack);
  49 void NORETURN ReportFreeNotMalloced(uptr addr, StackTrace *free_stack);
  50 void NORETURN ReportAllocTypeMismatch(uptr addr, StackTrace *free_stack,
  51                                       AllocType alloc_type,
  52                                       AllocType dealloc_type);
  53 void NORETURN ReportMallocUsableSizeNotOwned(uptr addr,
  54                                              StackTrace *stack);
  55 void NORETURN
  56 ReportSanitizerGetAllocatedSizeNotOwned(uptr addr, StackTrace *stack);
  57 void NORETURN ReportStringFunctionMemoryRangesOverlap(
  58     const char *function, const char *offset1, uptr length1,
  59     const char *offset2, uptr length2, StackTrace *stack);
  60 void NORETURN
  61 ReportStringFunctionSizeOverflow(uptr offset, uptr size, StackTrace *stack);
  62 void NORETURN
  63 ReportBadParamsToAnnotateContiguousContainer(uptr beg, uptr end, uptr old_mid,
  64                                              uptr new_mid, StackTrace *stack);
  65
  66 void NORETURN
  67 ReportODRViolation(const __asan_global *g1, u32 stack_id1,
  68                    const __asan_global *g2, u32 stack_id2);
  69
  70 // Mac-specific errors and warnings.
  71 void WarnMacFreeUnallocated(
  72     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  73 void NORETURN ReportMacMzReallocUnknown(
  74     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  75 void NORETURN ReportMacCfReallocUnknown(
  76     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack);
  77
  78 }  // namespace __asan