JavaScriptCore-621.1.tar.gz

[apple/javascriptcore.git] / wtf / brew / SystemMallocBrew.h

/*
 * Copyright (C) 2010 Company 100, Inc.
 *
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 * modification, are permitted provided that the following conditions
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 *
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 *     notice, this list of conditions and the following disclaimer. 
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 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution. 
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 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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 */

#ifndef SystemMallocBrew_h
#define SystemMallocBrew_h

#include <AEEStdLib.h>

static inline void* mallocBrew(size_t n)
{
    // By default, memory allocated using MALLOC() is initialized
    // to zero. This behavior can be disabled by performing a bitwise
    // OR of the flag ALLOC_NO_ZMEM with the dwSize parameter.
    return MALLOC(n | ALLOC_NO_ZMEM);
}

static inline void* callocBrew(size_t numElements, size_t elementSize)
{
    return MALLOC(numElements * elementSize);
}

static inline void freeBrew(void* p)
{
    return FREE(p);
}

static inline void* reallocBrew(void* p, size_t n)
{
    return REALLOC(p, n | ALLOC_NO_ZMEM);
}

// Use MALLOC macro instead of the standard malloc function.
// Although RVCT provides malloc, we can't use it in BREW
// because the loader does not initialize the base address properly.
#define malloc(n) mallocBrew(n)
#define calloc(n, s) callocBrew(n, s)
#define realloc(p, n) reallocBrew(p, n)
#define free(p) freeBrew(p)

#endif // SystemMallocBrew_h