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Diffstat (limited to 'contrib/compiler-rt/lib/asan/asan_report.h')
| -rw-r--r-- | contrib/compiler-rt/lib/asan/asan_report.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/contrib/compiler-rt/lib/asan/asan_report.h b/contrib/compiler-rt/lib/asan/asan_report.h new file mode 100644 index 000000000000..029c914b8a04 --- /dev/null +++ b/contrib/compiler-rt/lib/asan/asan_report.h @@ -0,0 +1,95 @@ +//===-- asan_report.h -------------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file is a part of AddressSanitizer, an address sanity checker. +// +// ASan-private header for error reporting functions. +//===----------------------------------------------------------------------===// + +#include "asan_allocator.h" +#include "asan_internal.h" +#include "asan_thread.h" + +namespace __asan { + +struct StackVarDescr { + uptr beg; + uptr size; + const char *name_pos; + uptr name_len; +}; + +struct AddressDescription { + char *name; + uptr name_size; + uptr region_address; + uptr region_size; + const char *region_kind; +}; + +// The following functions prints address description depending +// on the memory type (shadow/heap/stack/global). +void DescribeHeapAddress(uptr addr, uptr access_size); +bool DescribeAddressIfGlobal(uptr addr, uptr access_size); +bool DescribeAddressRelativeToGlobal(uptr addr, uptr access_size, + const __asan_global &g); +bool IsAddressNearGlobal(uptr addr, const __asan_global &g); +bool GetInfoForAddressIfGlobal(uptr addr, AddressDescription *descr); +bool DescribeAddressIfShadow(uptr addr, AddressDescription *descr = nullptr, + bool print = true); +bool ParseFrameDescription(const char *frame_descr, + InternalMmapVector<StackVarDescr> *vars); +bool DescribeAddressIfStack(uptr addr, uptr access_size); +// Determines memory type on its own. +void DescribeAddress(uptr addr, uptr access_size); + +void DescribeThread(AsanThreadContext *context); + +// Different kinds of error reports. +void NORETURN ReportStackOverflow(const SignalContext &sig); +void NORETURN ReportSIGSEGV(const char *description, const SignalContext &sig); +void NORETURN ReportNewDeleteSizeMismatch(uptr addr, uptr delete_size, + BufferedStackTrace *free_stack); +void NORETURN ReportDoubleFree(uptr addr, BufferedStackTrace *free_stack); +void NORETURN ReportFreeNotMalloced(uptr addr, BufferedStackTrace *free_stack); +void NORETURN ReportAllocTypeMismatch(uptr addr, BufferedStackTrace *free_stack, + AllocType alloc_type, + AllocType dealloc_type); +void NORETURN + ReportMallocUsableSizeNotOwned(uptr addr, BufferedStackTrace *stack); +void NORETURN + ReportSanitizerGetAllocatedSizeNotOwned(uptr addr, + BufferedStackTrace *stack); +void NORETURN + ReportStringFunctionMemoryRangesOverlap(const char *function, + const char *offset1, uptr length1, + const char *offset2, uptr length2, + BufferedStackTrace *stack); +void NORETURN ReportStringFunctionSizeOverflow(uptr offset, uptr size, + BufferedStackTrace *stack); +void NORETURN + ReportBadParamsToAnnotateContiguousContainer(uptr beg, uptr end, + uptr old_mid, uptr new_mid, + BufferedStackTrace *stack); + +void NORETURN +ReportODRViolation(const __asan_global *g1, u32 stack_id1, + const __asan_global *g2, u32 stack_id2); + +// Mac-specific errors and warnings. +void WarnMacFreeUnallocated(uptr addr, uptr zone_ptr, const char *zone_name, + BufferedStackTrace *stack); +void NORETURN ReportMacMzReallocUnknown(uptr addr, uptr zone_ptr, + const char *zone_name, + BufferedStackTrace *stack); +void NORETURN ReportMacCfReallocUnknown(uptr addr, uptr zone_ptr, + const char *zone_name, + BufferedStackTrace *stack); + +} // namespace __asan |