blob: 2297adf489f5cd0bc03af7733d3c3908f6c9a011 [file] [log] [blame]
// Copyright (c) 2011 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.
#include <limits.h>
#ifndef STARBOARD
#if !defined _MSC_VER
#include <stdint.h>
#endif
#include <stdlib.h>
#endif // STARBOARD
#include "starboard/client_porting/poem/stdio_poem.h"
#include "share/alloc.h"
void *safe_malloc_(size_t size) {
return malloc(size ? size : 1);
}
void *safe_calloc_(size_t num_items, size_t size) {
if (num_items && size)
return calloc(num_items, size);
return malloc(1);
}
void *safe_malloc_add_2op_(size_t size1, size_t size2) {
size_t size = size1 + size2;
if (size < size1)
return NULL;
return safe_malloc_(size);
}
void *safe_malloc_mul_2op_(size_t size1, size_t size2) {
if (!size1 || !size2)
return malloc(1);
if (size1 > SIZE_MAX / size2)
return NULL;
return malloc(size1 * size2);
}
void *safe_malloc_muladd2_(size_t size1, size_t size2, size_t size3) {
size_t size = size2 + size3;
if (size < size3)
return 0;
if (!size1 || !size)
return malloc(1);
return safe_malloc_mul_2op_(size1, size2);
}
void *safe_realloc_mul_2op_(void *ptr, size_t size1, size_t size2) {
if (!size1 || !size2)
return realloc(ptr, 0);
if (size1 > SIZE_MAX / size2)
return 0;
return realloc(ptr, size1 * size2);
}