calloc.c

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/*
 * PROJECT:     ReactOS CRT heap support library
 * LICENSE:     MIT (https://spdx.org/licenses/MIT)
 * PURPOSE:     Implementation of calloc
 * COPYRIGHT:   Copyright 2026 Timo Kreuzer <timo.kreuzer@reactos.org>
 */
 
#include <malloc.h>
#include <windef.h>
#include <winbase.h>
 
void* __cdecl calloc(size_t Count, size_t Size)
{
    size_t bytes = Count * Size;
 
    if ((Size != 0) && (bytes / Size != Count))
    {
        return NULL;
    }
 
    return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, bytes);
}