1//===-- wrappers_c_bionic.cpp -----------------------------------*- 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#include "platform.h" 10 11// This is only used when compiled as part of Bionic. 12#if SCUDO_ANDROID && _BIONIC 13 14#include "allocator_config.h" 15#include "wrappers_c.h" 16#include "wrappers_c_checks.h" 17 18#include <stdint.h> 19#include <stdio.h> 20 21// Regular MallocDispatch definitions. 22#define SCUDO_PREFIX(name) CONCATENATE(scudo_, name) 23#define SCUDO_ALLOCATOR Allocator 24 25extern "C" void SCUDO_PREFIX(malloc_postinit)(); 26static scudo::Allocator<scudo::AndroidConfig, SCUDO_PREFIX(malloc_postinit)> 27 SCUDO_ALLOCATOR; 28 29#include "wrappers_c.inc" 30 31#undef SCUDO_ALLOCATOR 32#undef SCUDO_PREFIX 33 34// Svelte MallocDispatch definitions. 35#define SCUDO_PREFIX(name) CONCATENATE(scudo_svelte_, name) 36#define SCUDO_ALLOCATOR SvelteAllocator 37 38extern "C" void SCUDO_PREFIX(malloc_postinit)(); 39static scudo::Allocator<scudo::AndroidSvelteConfig, 40 SCUDO_PREFIX(malloc_postinit)> 41 SCUDO_ALLOCATOR; 42 43#include "wrappers_c.inc" 44 45#undef SCUDO_ALLOCATOR 46#undef SCUDO_PREFIX 47 48// TODO(kostyak): support both allocators. 49INTERFACE void __scudo_print_stats(void) { Allocator.printStats(); } 50 51INTERFACE void __scudo_get_error_info( 52 struct scudo_error_info *error_info, uintptr_t fault_addr, 53 const char *stack_depot, const char *region_info, const char *memory, 54 const char *memory_tags, uintptr_t memory_addr, size_t memory_size) { 55 Allocator.getErrorInfo(error_info, fault_addr, stack_depot, region_info, 56 memory, memory_tags, memory_addr, memory_size); 57} 58 59INTERFACE const char *__scudo_get_stack_depot_addr() { 60 return Allocator.getStackDepotAddress(); 61} 62 63INTERFACE size_t __scudo_get_stack_depot_size() { 64 return sizeof(scudo::StackDepot); 65} 66 67INTERFACE const char *__scudo_get_region_info_addr() { 68 return Allocator.getRegionInfoArrayAddress(); 69} 70 71INTERFACE size_t __scudo_get_region_info_size() { 72 return Allocator.getRegionInfoArraySize(); 73} 74 75#endif // SCUDO_ANDROID && _BIONIC 76