1                 : /*
       2                 :  * Copyright (c) 2012 The Native Client Authors. All rights reserved.
       3                 :  * Use of this source code is governed by a BSD-style license that can be
       4                 :  * found in the LICENSE file.
       5                 :  */
       6                 : 
       7                 : #include "native_client/src/shared/platform/aligned_malloc.h"
       8                 : 
       9                 : #if NACL_ANDROID
      10                 : #include <malloc.h>
      11                 : #endif
      12                 : #include <stdlib.h>
      13                 : 
      14                 : 
      15           20878 : void *NaClAlignedMalloc(size_t size, size_t alignment) {
      16                 :   /*
      17                 :    * Bionic in Android ICS (4.0) and earlier doesn't have
      18                 :    * posix_memalign(), so we shall use memalign(), which
      19                 :    * luckily, in Bionic, returns free()'able memory, although it is not
      20                 :    * required to in general.
      21                 :    * TODO(olonho): once/if we'll obsolete 4.0 support remove this #ifdef.
      22                 :    */
      23                 : #if NACL_ANDROID
      24                 :   return memalign(alignment, size);
      25                 : #else
      26           20878 :   void *block;
      27           20878 :   if (posix_memalign(&block, alignment, size) != 0)
      28               0 :     return NULL;
      29           20878 :   return block;
      30                 : #endif
      31           20878 : }
      32                 : 
      33           20699 : void NaClAlignedFree(void *block) {
      34           20699 :   free(block);
      35           20699 : }