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88 lines
3.8 KiB
C++
88 lines
3.8 KiB
C++
//===-- asan_report.h -------------------------------------------*- C++ -*-===//
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is a part of AddressSanitizer, an address sanity checker.
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//
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// ASan-private header for error reporting functions.
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//===----------------------------------------------------------------------===//
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#include "asan_allocator.h"
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#include "asan_internal.h"
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#include "asan_thread.h"
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namespace __asan {
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struct StackVarDescr {
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uptr beg;
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uptr size;
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const char *name_pos;
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uptr name_len;
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};
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struct AddressDescription {
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char *name;
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uptr name_size;
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uptr region_address;
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uptr region_size;
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const char *region_kind;
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};
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// Returns the number of globals close to the provided address and copies
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// them to "globals" array.
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int GetGlobalsForAddress(uptr addr, __asan_global *globals, u32 *reg_sites,
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int max_globals);
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bool GetInfoForAddressIfGlobal(uptr addr, AddressDescription *descr);
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// The following functions prints address description depending
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// on the memory type (shadow/heap/stack/global).
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void DescribeHeapAddress(uptr addr, uptr access_size);
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bool DescribeAddressIfShadow(uptr addr, AddressDescription *descr = nullptr,
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bool print = true);
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bool ParseFrameDescription(const char *frame_descr,
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InternalMmapVector<StackVarDescr> *vars);
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bool DescribeAddressIfStack(uptr addr, uptr access_size);
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void DescribeThread(AsanThreadContext *context);
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// Different kinds of error reports.
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void ReportGenericError(uptr pc, uptr bp, uptr sp, uptr addr, bool is_write,
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uptr access_size, u32 exp, bool fatal);
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void ReportStackOverflow(const SignalContext &sig);
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void ReportDeadlySignal(const char *description, const SignalContext &sig);
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void ReportNewDeleteSizeMismatch(uptr addr, uptr delete_size,
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BufferedStackTrace *free_stack);
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void ReportDoubleFree(uptr addr, BufferedStackTrace *free_stack);
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void ReportFreeNotMalloced(uptr addr, BufferedStackTrace *free_stack);
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void ReportAllocTypeMismatch(uptr addr, BufferedStackTrace *free_stack,
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AllocType alloc_type,
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AllocType dealloc_type);
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void ReportMallocUsableSizeNotOwned(uptr addr, BufferedStackTrace *stack);
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void ReportSanitizerGetAllocatedSizeNotOwned(uptr addr,
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BufferedStackTrace *stack);
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void ReportStringFunctionMemoryRangesOverlap(const char *function,
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const char *offset1, uptr length1,
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const char *offset2, uptr length2,
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BufferedStackTrace *stack);
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void ReportStringFunctionSizeOverflow(uptr offset, uptr size,
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BufferedStackTrace *stack);
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void ReportBadParamsToAnnotateContiguousContainer(uptr beg, uptr end,
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uptr old_mid, uptr new_mid,
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BufferedStackTrace *stack);
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void ReportODRViolation(const __asan_global *g1, u32 stack_id1,
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const __asan_global *g2, u32 stack_id2);
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// Mac-specific errors and warnings.
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void WarnMacFreeUnallocated(uptr addr, uptr zone_ptr, const char *zone_name,
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BufferedStackTrace *stack);
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void ReportMacMzReallocUnknown(uptr addr, uptr zone_ptr,
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const char *zone_name,
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BufferedStackTrace *stack);
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void ReportMacCfReallocUnknown(uptr addr, uptr zone_ptr,
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const char *zone_name,
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BufferedStackTrace *stack);
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} // namespace __asan
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