1 /*

     2  * Copyright (C) 2010 Company 100, Inc.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  *

     8  * 1.  Redistributions of source code must retain the above copyright

     9  *     notice, this list of conditions and the following disclaimer. 

    10  * 2.  Redistributions in binary form must reproduce the above copyright

    11  *     notice, this list of conditions and the following disclaimer in the

    12  *     documentation and/or other materials provided with the distribution. 

    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    14  *     its contributors may be used to endorse or promote products derived

    15  *     from this software without specific prior written permission. 

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    27  */

    28 

    29 #ifndef SystemMallocBrew_h

    30 #define SystemMallocBrew_h

    31 

    32 #include <AEEStdLib.h>

    33 

    34 static inline void* mallocBrew(size_t n)

    35 {

    36     // By default, memory allocated using MALLOC() is initialized

    37     // to zero. This behavior can be disabled by performing a bitwise

    38     // OR of the flag ALLOC_NO_ZMEM with the dwSize parameter.

    39     return MALLOC(n | ALLOC_NO_ZMEM);

    40 }

    41 

    42 static inline void* callocBrew(size_t numElements, size_t elementSize)

    43 {

    44     return MALLOC(numElements * elementSize);

    45 }

    46 

    47 static inline void freeBrew(void* p)

    48 {

    49     return FREE(p);

    50 }

    51 

    52 static inline void* reallocBrew(void* p, size_t n)

    53 {

    54     return REALLOC(p, n | ALLOC_NO_ZMEM);

    55 }

    56 

    57 // Use MALLOC macro instead of the standard malloc function.

    58 // Although RVCT provides malloc, we can't use it in BREW

    59 // because the loader does not initialize the base address properly.

    60 #define malloc(n) mallocBrew(n)

    61 #define calloc(n, s) callocBrew(n, s)

    62 #define realloc(p, n) reallocBrew(p, n)

    63 #define free(p) freeBrew(p)

    64 

    65 #endif // SystemMallocBrew_h