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      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
     66