1//===-- asan_report.h -------------------------------------------*- C++ -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file is a part of AddressSanitizer, an address sanity checker. 10// 11// ASan-private header for error reporting functions. 12//===----------------------------------------------------------------------===// 13 14#ifndef ASAN_REPORT_H 15#define ASAN_REPORT_H 16 17#include "asan_allocator.h" 18#include "asan_internal.h" 19#include "asan_thread.h" 20 21namespace __asan { 22 23struct StackVarDescr { 24 uptr beg; 25 uptr size; 26 const char *name_pos; 27 uptr name_len; 28 uptr line; 29}; 30 31// Returns the number of globals close to the provided address and copies 32// them to "globals" array. 33int GetGlobalsForAddress(uptr addr, __asan_global *globals, u32 *reg_sites, 34 int max_globals); 35 36const char *MaybeDemangleGlobalName(const char *name); 37void PrintGlobalNameIfASCII(InternalScopedString *str, const __asan_global &g); 38void PrintGlobalLocation(InternalScopedString *str, const __asan_global &g, 39 bool print_module_name); 40 41void PrintMemoryByte(InternalScopedString *str, const char *before, u8 byte, 42 bool in_shadow, const char *after = "\n"); 43 44// The following functions prints address description depending 45// on the memory type (shadow/heap/stack/global). 46bool ParseFrameDescription(const char *frame_descr, 47 InternalMmapVector<StackVarDescr> *vars); 48 49// Different kinds of error reports. 50void ReportGenericError(uptr pc, uptr bp, uptr sp, uptr addr, bool is_write, 51 uptr access_size, u32 exp, bool fatal); 52void ReportDeadlySignal(const SignalContext &sig); 53void ReportNewDeleteTypeMismatch(uptr addr, uptr delete_size, 54 uptr delete_alignment, 55 BufferedStackTrace *free_stack); 56void ReportDoubleFree(uptr addr, BufferedStackTrace *free_stack); 57void ReportFreeNotMalloced(uptr addr, BufferedStackTrace *free_stack); 58void ReportAllocTypeMismatch(uptr addr, BufferedStackTrace *free_stack, 59 AllocType alloc_type, 60 AllocType dealloc_type); 61void ReportMallocUsableSizeNotOwned(uptr addr, BufferedStackTrace *stack); 62void ReportSanitizerGetAllocatedSizeNotOwned(uptr addr, 63 BufferedStackTrace *stack); 64void ReportCallocOverflow(uptr count, uptr size, BufferedStackTrace *stack); 65void ReportReallocArrayOverflow(uptr count, uptr size, 66 BufferedStackTrace *stack); 67void ReportPvallocOverflow(uptr size, BufferedStackTrace *stack); 68void ReportInvalidAllocationAlignment(uptr alignment, 69 BufferedStackTrace *stack); 70void ReportInvalidAlignedAllocAlignment(uptr size, uptr alignment, 71 BufferedStackTrace *stack); 72void ReportInvalidPosixMemalignAlignment(uptr alignment, 73 BufferedStackTrace *stack); 74void ReportAllocationSizeTooBig(uptr user_size, uptr total_size, uptr max_size, 75 BufferedStackTrace *stack); 76void ReportRssLimitExceeded(BufferedStackTrace *stack); 77void ReportOutOfMemory(uptr requested_size, BufferedStackTrace *stack); 78void ReportStringFunctionMemoryRangesOverlap(const char *function, 79 const char *offset1, uptr length1, 80 const char *offset2, uptr length2, 81 BufferedStackTrace *stack); 82void ReportStringFunctionSizeOverflow(uptr offset, uptr size, 83 BufferedStackTrace *stack); 84void ReportBadParamsToAnnotateContiguousContainer(uptr beg, uptr end, 85 uptr old_mid, uptr new_mid, 86 BufferedStackTrace *stack); 87void ReportBadParamsToAnnotateDoubleEndedContiguousContainer( 88 uptr storage_beg, uptr storage_end, uptr old_container_beg, 89 uptr old_container_end, uptr new_container_beg, uptr new_container_end, 90 BufferedStackTrace *stack); 91 92void ReportODRViolation(const __asan_global *g1, u32 stack_id1, 93 const __asan_global *g2, u32 stack_id2); 94 95// Mac-specific errors and warnings. 96void ReportMacMzReallocUnknown(uptr addr, uptr zone_ptr, 97 const char *zone_name, 98 BufferedStackTrace *stack); 99void ReportMacCfReallocUnknown(uptr addr, uptr zone_ptr, 100 const char *zone_name, 101 BufferedStackTrace *stack); 102 103} // namespace __asan 104#endif // ASAN_REPORT_H 105