umem.h

来自「VIA VT6656 USB linux source code.」· C头文件 代码 · 共 75 行

/*
 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
 * All rights reserved.
 *
 * This software is copyrighted by and is the sole property of
 * VIA Networking Technologies, Inc. This software may only be used
 * in accordance with the corresponding license agreement. Any unauthorized
 * use, duplication, transmission, distribution, or disclosure of this
 * software is expressly forbidden.
 *
 * This software is provided by VIA Networking Technologies, Inc. "as is"
 * and any express or implied warranties, including, but not limited to, the
 * implied warranties of merchantability and fitness for a particular purpose
 * are disclaimed. In no event shall VIA Networking Technologies, Inc.
 * be liable for any direct, indirect, incidental, special, exemplary, or
 * consequential damages.
 *
 *
 * File: umem.h
 *
 * Purpose: Define Memory macros
 *
 * Author: Tevin Chen
 *
 * Date: Mar 17, 1997
 *
 */


#ifndef __UMEM_H__
#define __UMEM_H__

#if !defined(__TTYPE_H__)
#include "ttype.h"
#endif



/*---------------------  Export Definitions -------------------------*/
// 4-byte memory tag
#define MEM_TAG 'mTEW'

// Macros used for memory allocation and deallocation.



#define ZERO_MEMORY(Destination,Length) {       \
            memset((PVOID)(Destination),        \
            0,                                  \
            (ULONG)(Length)                     \
            );                                  \
}

#define MEMvCopy(pvDest, pvSource, uCount) {    \
            memcpy((PVOID)(pvDest),             \
            (PVOID)(pvSource),                  \
            (ULONG)(uCount)                     \
            );                                  \
}


#define MEMEqualMemory(Destination,Source,Length)   (!memcmp((Destination),(Source),(Length)))
/*---------------------  Export Classes  ----------------------------*/
    
/*---------------------  Export Variables  --------------------------*/

/*---------------------  Export Functions  --------------------------*/




#endif // __UMEM_H__