llvm/compiler-rt/lib/gwp_asan/crash_handler.cpp

//===-- crash_handler.cpp ---------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "gwp_asan/common.h"
#include "gwp_asan/stack_trace_compressor.h"

#include <assert.h>
#include <stdint.h>
#include <string.h>

AllocationMetadata;
Error;

#ifdef __cplusplus
extern "C" {
#endif

bool __gwp_asan_error_is_mine(const gwp_asan::AllocatorState *State,
                              uintptr_t ErrorPtr) { … }

uintptr_t
__gwp_asan_get_internal_crash_address(const gwp_asan::AllocatorState *State,
                                      uintptr_t ErrorPtr) { … }

static const AllocationMetadata *
addrToMetadata(const gwp_asan::AllocatorState *State,
               const AllocationMetadata *Metadata, uintptr_t Ptr) { … }

gwp_asan::Error
__gwp_asan_diagnose_error(const gwp_asan::AllocatorState *State,
                          const gwp_asan::AllocationMetadata *Metadata,
                          uintptr_t ErrorPtr) { … }

const gwp_asan::AllocationMetadata *
__gwp_asan_get_metadata(const gwp_asan::AllocatorState *State,
                        const gwp_asan::AllocationMetadata *Metadata,
                        uintptr_t ErrorPtr) { … }

uintptr_t __gwp_asan_get_allocation_address(
    const gwp_asan::AllocationMetadata *AllocationMeta) { … }

size_t __gwp_asan_get_allocation_size(
    const gwp_asan::AllocationMetadata *AllocationMeta) { … }

uint64_t __gwp_asan_get_allocation_thread_id(
    const gwp_asan::AllocationMetadata *AllocationMeta) { … }

size_t __gwp_asan_get_allocation_trace(
    const gwp_asan::AllocationMetadata *AllocationMeta, uintptr_t *Buffer,
    size_t BufferLen) { … }

bool __gwp_asan_is_deallocated(
    const gwp_asan::AllocationMetadata *AllocationMeta) { … }

uint64_t __gwp_asan_get_deallocation_thread_id(
    const gwp_asan::AllocationMetadata *AllocationMeta) { … }

size_t __gwp_asan_get_deallocation_trace(
    const gwp_asan::AllocationMetadata *AllocationMeta, uintptr_t *Buffer,
    size_t BufferLen) { … }

#ifdef __cplusplus
} // extern "C"
#endif