osfmk/prng/YarrowCoreLib/port/smf.c

   1 /*
   2  * Copyright (c) 1999-2013 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28
  29 /*
  30         File:           smf.c
  31
  32         Contains:       platform-dependent malloc/free
  33
  34 */
  35
  36 #include <prng/YarrowCoreLib/src/smf.h>
  37 #include <kern/kalloc.h>
  38 #include <stddef.h>
  39
  40 /* Shim emulating _MALLOC */
  41
  42 SMFAPI void mmInit( void )
  43 {
  44         return;
  45 }
  46
  47 SMFAPI MMPTR mmMalloc(DWORD request)
  48 {
  49         void *addr;
  50
  51         addr = (void *) kalloc(request);
  52         if (addr == NULL)
  53                 return NULL;
  54
  55         return (MMPTR) addr;
  56 }
  57
  58 SMFAPI void mmFree(MMPTR ptrnum)
  59 {
  60         kfree_addr(ptrnum);
  61 }
  62
  63 SMFAPI LPVOID mmGetPtr(MMPTR ptrnum)
  64 {
  65         return (LPVOID)ptrnum;
  66 }
  67
  68 SMFAPI void mmReturnPtr(__unused MMPTR ptrnum)
  69 {
  70         /* nothing */
  71         return;
  72 }
  73