drivers/staging/vt6655/umem.h

   1 /*
   2  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  *
  20  * File: umem.h
  21  *
  22  * Purpose: Define Memory macros
  23  *
  24  * Author: Tevin Chen
  25  *
  26  * Date: Mar 17, 1997
  27  *
  28  */
  29
  30
  31 #ifndef __UMEM_H__
  32 #define __UMEM_H__
  33
  34 #if !defined(__TTYPE_H__)
  35 #include "ttype.h"
  36 #endif
  37
  38
  39
  40 /*---------------------  Export Definitions -------------------------*/
  41 // 4-byte memory tag
  42 #define MEM_TAG 'mTEW'
  43
  44 // Macros used for memory allocation and deallocation.
  45
  46
  47
  48 #define ZERO_MEMORY(Destination,Length) {       \
  49             memset((PVOID)(Destination),        \
  50             0,                                  \
  51             (ULONG)(Length)                     \
  52             );                                  \
  53 }
  54
  55 #define MEMvCopy(pvDest, pvSource, uCount) {    \
  56             memcpy((PVOID)(pvDest),             \
  57             (PVOID)(pvSource),                  \
  58             (ULONG)(uCount)                     \
  59             );                                  \
  60 }
  61
  62
  63 #define MEMEqualMemory(Destination,Source,Length)   (!memcmp((Destination),(Source),(Length)))
  64 /*---------------------  Export Classes  ----------------------------*/
  65
  66 /*---------------------  Export Variables  --------------------------*/
  67
  68 /*---------------------  Export Functions  --------------------------*/
  69
  70
  71
  72
  73 #endif // __UMEM_H__
  74
  75