//===-- asan_report.h -------------------------------------------*- C++ -*-===// // // 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; uptr line; }; // Returns the number of globals close to the provided address and copies // them to "globals" array. int GetGlobalsForAddress(uptr addr, __asan_global *globals, u32 *reg_sites, int max_globals); const char *MaybeDemangleGlobalName(const char *name); void PrintGlobalNameIfASCII(InternalScopedString *str, const __asan_global &g); void PrintGlobalLocation(InternalScopedString *str, const __asan_global &g); void PrintMemoryByte(InternalScopedString *str, const char *before, u8 byte, bool in_shadow, const char *after = "\n"); // The following functions prints address description depending // on the memory type (shadow/heap/stack/global). bool ParseFrameDescription(const char *frame_descr, InternalMmapVector *vars); // Different kinds of error reports. void ReportGenericError(uptr pc, uptr bp, uptr sp, uptr addr, bool is_write, uptr access_size, u32 exp, bool fatal); void ReportDeadlySignal(const SignalContext &sig); void ReportNewDeleteSizeMismatch(uptr addr, uptr delete_size, BufferedStackTrace *free_stack); void ReportDoubleFree(uptr addr, BufferedStackTrace *free_stack); void ReportFreeNotMalloced(uptr addr, BufferedStackTrace *free_stack); void ReportAllocTypeMismatch(uptr addr, BufferedStackTrace *free_stack, AllocType alloc_type, AllocType dealloc_type); void ReportMallocUsableSizeNotOwned(uptr addr, BufferedStackTrace *stack); void ReportSanitizerGetAllocatedSizeNotOwned(uptr addr, BufferedStackTrace *stack); void ReportStringFunctionMemoryRangesOverlap(const char *function, const char *offset1, uptr length1, const char *offset2, uptr length2, BufferedStackTrace *stack); void ReportStringFunctionSizeOverflow(uptr offset, uptr size, BufferedStackTrace *stack); void ReportBadParamsToAnnotateContiguousContainer(uptr beg, uptr end, uptr old_mid, uptr new_mid, BufferedStackTrace *stack); void ReportODRViolation(const __asan_global *g1, u32 stack_id1, const __asan_global *g2, u32 stack_id2); // Mac-specific errors and warnings. void ReportMacMzReallocUnknown(uptr addr, uptr zone_ptr, const char *zone_name, BufferedStackTrace *stack); void ReportMacCfReallocUnknown(uptr addr, uptr zone_ptr, const char *zone_name, BufferedStackTrace *stack); } // namespace __asan