blob: cb9eeed9dde2abf43b5091bf1977f3ddfaa214e1 [file] [log] [blame]
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Its purpose is to preempt the Libc symbols for malloc/new so they call the
// shim layer entry points.
#error This header is meant to be included only once by
#include <malloc.h>
#include "base/allocator/allocator_shim_internals.h"
extern "C" {
SHIM_ALWAYS_EXPORT void* malloc(size_t size) __THROW {
return ShimMalloc(size, nullptr);
SHIM_ALWAYS_EXPORT void free(void* ptr) __THROW {
ShimFree(ptr, nullptr);
SHIM_ALWAYS_EXPORT void* realloc(void* ptr, size_t size) __THROW {
return ShimRealloc(ptr, size, nullptr);
SHIM_ALWAYS_EXPORT void* calloc(size_t n, size_t size) __THROW {
return ShimCalloc(n, size, nullptr);
SHIM_ALWAYS_EXPORT void cfree(void* ptr) __THROW {
ShimFree(ptr, nullptr);
SHIM_ALWAYS_EXPORT void* memalign(size_t align, size_t s) __THROW {
return ShimMemalign(align, s, nullptr);
SHIM_ALWAYS_EXPORT void* valloc(size_t size) __THROW {
return ShimValloc(size, nullptr);
SHIM_ALWAYS_EXPORT void* pvalloc(size_t size) __THROW {
return ShimPvalloc(size);
SHIM_ALWAYS_EXPORT int posix_memalign(void** r, size_t a, size_t s) __THROW {
return ShimPosixMemalign(r, a, s);
SHIM_ALWAYS_EXPORT size_t malloc_size(void* address) __THROW {
return ShimGetSizeEstimate(address, nullptr);
SHIM_ALWAYS_EXPORT size_t malloc_usable_size(void* address) __THROW {
return ShimGetSizeEstimate(address, nullptr);
// The default dispatch translation unit has to define also the following
// symbols (unless they are ultimately routed to the system symbols):
// void malloc_stats(void);
// int mallopt(int, int);
// struct mallinfo mallinfo(void);
} // extern "C"